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Merge pull request #1834 from dmcgowan/aws-vendor-update 

Vendor update for aws sdk
master
Richard Scothern 2016-07-12 15:26:16 -07:00 committed by GitHub
parent 2052f29be6 acae5dcfff
commit c3c5277007
64 changed files with 5659 additions and 1382 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

136
Godeps/Godeps.json generated
View File

@ -1,7 +1,7 @@
{
"ImportPath": "github.com/docker/distribution",
"GoVersion": "go1.6",
"GodepVersion": "v70",
"GodepVersion": "v74",
"Packages": [
"./..."
],
@ -23,118 +23,128 @@
},
{
"ImportPath": "github.com/aws/aws-sdk-go/aws",
"Comment": "v1.1.0-14-g49c3892",
"Rev": "49c3892b61af1d4996292a3025f36e4dfa25eaee"
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/aws/awserr",
"Comment": "v1.1.0-14-g49c3892",
"Rev": "49c3892b61af1d4996292a3025f36e4dfa25eaee"
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/aws/awsutil",
"Comment": "v1.1.0-14-g49c3892",
"Rev": "49c3892b61af1d4996292a3025f36e4dfa25eaee"
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/aws/client",
"Comment": "v1.1.0-14-g49c3892",
"Rev": "49c3892b61af1d4996292a3025f36e4dfa25eaee"
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/aws/client/metadata",
"Comment": "v1.1.0-14-g49c3892",
"Rev": "49c3892b61af1d4996292a3025f36e4dfa25eaee"
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/aws/corehandlers",
"Comment": "v1.1.0-14-g49c3892",
"Rev": "49c3892b61af1d4996292a3025f36e4dfa25eaee"
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/aws/credentials",
"Comment": "v1.1.0-14-g49c3892",
"Rev": "49c3892b61af1d4996292a3025f36e4dfa25eaee"
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/aws/credentials/ec2rolecreds",
"Comment": "v1.1.0-14-g49c3892",
"Rev": "49c3892b61af1d4996292a3025f36e4dfa25eaee"
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/aws/defaults",
"Comment": "v1.1.0-14-g49c3892",
"Rev": "49c3892b61af1d4996292a3025f36e4dfa25eaee"
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/aws/ec2metadata",
"Comment": "v1.1.0-14-g49c3892",
"Rev": "49c3892b61af1d4996292a3025f36e4dfa25eaee"
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/aws/request",
"Comment": "v1.1.0-14-g49c3892",
"Rev": "49c3892b61af1d4996292a3025f36e4dfa25eaee"
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/aws/session",
"Comment": "v1.1.0-14-g49c3892",
"Rev": "49c3892b61af1d4996292a3025f36e4dfa25eaee"
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/aws/signer/v4",
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/private/endpoints",
"Comment": "v1.1.0-14-g49c3892",
"Rev": "49c3892b61af1d4996292a3025f36e4dfa25eaee"
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/private/protocol",
"Comment": "v1.1.0-14-g49c3892",
"Rev": "49c3892b61af1d4996292a3025f36e4dfa25eaee"
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/private/protocol/query",
"Comment": "v1.1.0-14-g49c3892",
"Rev": "49c3892b61af1d4996292a3025f36e4dfa25eaee"
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/private/protocol/query/queryutil",
"Comment": "v1.1.0-14-g49c3892",
"Rev": "49c3892b61af1d4996292a3025f36e4dfa25eaee"
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/private/protocol/rest",
"Comment": "v1.1.0-14-g49c3892",
"Rev": "49c3892b61af1d4996292a3025f36e4dfa25eaee"
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/private/protocol/restxml",
"Comment": "v1.1.0-14-g49c3892",
"Rev": "49c3892b61af1d4996292a3025f36e4dfa25eaee"
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/private/protocol/xml/xmlutil",
"Comment": "v1.1.0-14-g49c3892",
"Rev": "49c3892b61af1d4996292a3025f36e4dfa25eaee"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/private/signer/v4",
"Comment": "v1.1.0-14-g49c3892",
"Rev": "49c3892b61af1d4996292a3025f36e4dfa25eaee"
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/private/waiter",
"Comment": "v1.1.0-14-g49c3892",
"Rev": "49c3892b61af1d4996292a3025f36e4dfa25eaee"
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/service/cloudfront/sign",
"Comment": "v1.1.0-14-g49c3892",
"Rev": "49c3892b61af1d4996292a3025f36e4dfa25eaee"
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/service/s3",
"Comment": "v1.1.0-14-g49c3892",
"Rev": "49c3892b61af1d4996292a3025f36e4dfa25eaee"
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/vendor/github.com/go-ini/ini",
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/aws/aws-sdk-go/vendor/github.com/jmespath/go-jmespath",
"Comment": "v1.2.4",
"Rev": "90dec2183a5f5458ee79cbaf4b8e9ab910bc81a6"
},
{
"ImportPath": "github.com/bugsnag/bugsnag-go",
@ -187,11 +197,6 @@
"ImportPath": "github.com/garyburd/redigo/redis",
"Rev": "535138d7bcd717d6531c701ef5933d98b1866257"
},
{
"ImportPath": "github.com/go-ini/ini",
"Comment": "v1.8.6",
"Rev": "afbd495e5aaea13597b5e14fe514ddeaa4d76fc3"
},
{
"ImportPath": "github.com/golang/protobuf/proto",
"Rev": "8d92cf5fc15a4382f8964b08e1f42a75c0591aa3"
@ -212,11 +217,6 @@
"ImportPath": "github.com/inconshreveable/mousetrap",
"Rev": "76626ae9c91c4f2a10f34cad8ce83ea42c93bb75"
},
{
"ImportPath": "github.com/jmespath/go-jmespath",
"Comment": "0.2.2-12-g0b12d6b",
"Rev": "0b12d6b521d83fc7f755e7cfc1b1fbdd35a01a74"
},
{
"ImportPath": "github.com/mitchellh/mapstructure",
"Rev": "482a9fd5fa83e8c4e7817413b80f3eb8feec03ef"
@ -437,6 +437,22 @@
{
"ImportPath": "rsc.io/letsencrypt",
"Rev": "a019c9e6fce0c7132679dea13bd8df7c86ffe26c"
},
{
"ImportPath": "rsc.io/letsencrypt/vendor/github.com/xenolf/lego/acme",
"Rev": "a019c9e6fce0c7132679dea13bd8df7c86ffe26c"
},
{
"ImportPath": "rsc.io/letsencrypt/vendor/gopkg.in/square/go-jose.v1",
"Rev": "a019c9e6fce0c7132679dea13bd8df7c86ffe26c"
},
{
"ImportPath": "rsc.io/letsencrypt/vendor/gopkg.in/square/go-jose.v1/cipher",
"Rev": "a019c9e6fce0c7132679dea13bd8df7c86ffe26c"
},
{
"ImportPath": "rsc.io/letsencrypt/vendor/gopkg.in/square/go-jose.v1/json",
"Rev": "a019c9e6fce0c7132679dea13bd8df7c86ffe26c"
}
]
}

40
vendor/github.com/aws/aws-sdk-go/aws/awserr/error.go generated vendored
View File

@ -42,9 +42,12 @@ type Error interface {
OrigErr() error
}
// BatchError is a batch of errors which also wraps lower level errors with code, message,
// and original errors. Calling Error() will only return the error that is at the end
// of the list.
// BatchError is a batch of errors which also wraps lower level errors with
// code, message, and original errors. Calling Error() will include all errors
// that occured in the batch.
//
// Deprecated: Replaced with BatchedErrors. Only defined for backwards
// compatibility.
type BatchError interface {
// Satisfy the generic error interface.
error
@ -59,20 +62,35 @@ type BatchError interface {
OrigErrs() []error
}
// BatchedErrors is a batch of errors which also wraps lower level errors with
// code, message, and original errors. Calling Error() will include all errors
// that occured in the batch.
//
// Replaces BatchError
type BatchedErrors interface {
// Satisfy the base Error interface.
Error
// Returns the original error if one was set. Nil is returned if not set.
OrigErrs() []error
}
// New returns an Error object described by the code, message, and origErr.
//
// If origErr satisfies the Error interface it will not be wrapped within a new
// Error object and will instead be returned.
func New(code, message string, origErr error) Error {
if e, ok := origErr.(Error); ok && e != nil {
return e
var errs []error
if origErr != nil {
errs = append(errs, origErr)
}
return newBaseError(code, message, origErr)
return newBaseError(code, message, errs)
}
// NewBatchError returns an baseError with an expectation of an array of errors
func NewBatchError(code, message string, errs []error) BatchError {
return newBaseErrors(code, message, errs)
// NewBatchError returns an BatchedErrors with a collection of errors as an
// array of errors.
func NewBatchError(code, message string, errs []error) BatchedErrors {
return newBaseError(code, message, errs)
}
// A RequestFailure is an interface to extract request failure information from
@ -85,9 +103,9 @@ func NewBatchError(code, message string, errs []error) BatchError {
// output, err := s3manage.Upload(svc, input, opts)
// if err != nil {
// if reqerr, ok := err.(RequestFailure); ok {
// log.Printf("Request failed", reqerr.Code(), reqerr.Message(), reqerr.RequestID())
// log.Println("Request failed", reqerr.Code(), reqerr.Message(), reqerr.RequestID())
// } else {
// log.Printf("Error:", err.Error()
// log.Println("Error:", err.Error())
// }
// }
//

67
vendor/github.com/aws/aws-sdk-go/aws/awserr/types.go generated vendored
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@ -34,36 +34,17 @@ type baseError struct {
errs []error
}
// newBaseError returns an error object for the code, message, and err.
// newBaseError returns an error object for the code, message, and errors.
//
// code is a short no whitespace phrase depicting the classification of
// the error that is being created.
//
// message is the free flow string containing detailed information about the error.
// message is the free flow string containing detailed information about the
// error.
//
// origErr is the error object which will be nested under the new error to be returned.
func newBaseError(code, message string, origErr error) *baseError {
b := &baseError{
code: code,
message: message,
}
if origErr != nil {
b.errs = append(b.errs, origErr)
}
return b
}
// newBaseErrors returns an error object for the code, message, and errors.
//
// code is a short no whitespace phrase depicting the classification of
// the error that is being created.
//
// message is the free flow string containing detailed information about the error.
//
// origErrs is the error objects which will be nested under the new errors to be returned.
func newBaseErrors(code, message string, origErrs []error) *baseError {
// origErrs is the error objects which will be nested under the new errors to
// be returned.
func newBaseError(code, message string, origErrs []error) *baseError {
b := &baseError{
code: code,
message: message,
@ -103,19 +84,26 @@ func (b baseError) Message() string {
return b.message
}
// OrigErr returns the original error if one was set. Nil is returned if no error
// was set. This only returns the first element in the list. If the full list is
// needed, use BatchError
// OrigErr returns the original error if one was set. Nil is returned if no
// error was set. This only returns the first element in the list. If the full
// list is needed, use BatchedErrors.
func (b baseError) OrigErr() error {
if size := len(b.errs); size > 0 {
switch len(b.errs) {
case 0:
return nil
case 1:
return b.errs[0]
default:
if err, ok := b.errs[0].(Error); ok {
return NewBatchError(err.Code(), err.Message(), b.errs[1:])
}
return NewBatchError("BatchedErrors",
"multiple errors occured", b.errs)
}
return nil
}
// OrigErrs returns the original errors if one was set. An empty slice is returned if
// no error was set:w
// OrigErrs returns the original errors if one was set. An empty slice is
// returned if no error was set.
func (b baseError) OrigErrs() []error {
return b.errs
}
@ -133,8 +121,8 @@ type requestError struct {
requestID string
}
// newRequestError returns a wrapped error with additional information for request
// status code, and service requestID.
// newRequestError returns a wrapped error with additional information for
// request status code, and service requestID.
//
// Should be used to wrap all request which involve service requests. Even if
// the request failed without a service response, but had an HTTP status code
@ -173,6 +161,15 @@ func (r requestError) RequestID() string {
return r.requestID
}
// OrigErrs returns the original errors if one was set. An empty slice is
// returned if no error was set.
func (r requestError) OrigErrs() []error {
if b, ok := r.awsError.(BatchedErrors); ok {
return b.OrigErrs()
}
return []error{r.OrigErr()}
}
// An error list that satisfies the golang interface
type errorList []error

4
vendor/github.com/aws/aws-sdk-go/aws/awsutil/prettify.go generated vendored
View File

@ -91,6 +91,10 @@ func prettify(v reflect.Value, indent int, buf *bytes.Buffer) {
buf.WriteString("\n" + strings.Repeat(" ", indent) + "}")
default:
if !v.IsValid() {
fmt.Fprint(buf, "<invalid value>")
return
}
format := "%v"
switch v.Interface().(type) {
case string:

53
vendor/github.com/aws/aws-sdk-go/aws/client/default_retryer.go generated vendored
View File

@ -1,8 +1,8 @@
package client
import (
"math"
"math/rand"
"sync"
"time"
"github.com/aws/aws-sdk-go/aws/request"
@ -30,16 +30,61 @@ func (d DefaultRetryer) MaxRetries() int {
return d.NumMaxRetries
}
var seededRand = rand.New(&lockedSource{src: rand.NewSource(time.Now().UnixNano())})
// RetryRules returns the delay duration before retrying this request again
func (d DefaultRetryer) RetryRules(r *request.Request) time.Duration {
delay := int(math.Pow(2, float64(r.RetryCount))) * (rand.Intn(30) + 30)
// Set the upper limit of delay in retrying at ~five minutes
minTime := 30
throttle := d.shouldThrottle(r)
if throttle {
minTime = 500
}
retryCount := r.RetryCount
if retryCount > 13 {
retryCount = 13
} else if throttle && retryCount > 8 {
retryCount = 8
}
delay := (1 << uint(retryCount)) * (seededRand.Intn(minTime) + minTime)
return time.Duration(delay) * time.Millisecond
}
// ShouldRetry returns if the request should be retried.
// ShouldRetry returns true if the request should be retried.
func (d DefaultRetryer) ShouldRetry(r *request.Request) bool {
if r.HTTPResponse.StatusCode >= 500 {
return true
}
return r.IsErrorRetryable()
return r.IsErrorRetryable() || d.shouldThrottle(r)
}
// ShouldThrottle returns true if the request should be throttled.
func (d DefaultRetryer) shouldThrottle(r *request.Request) bool {
if r.HTTPResponse.StatusCode == 502 ||
r.HTTPResponse.StatusCode == 503 ||
r.HTTPResponse.StatusCode == 504 {
return true
}
return r.IsErrorThrottle()
}
// lockedSource is a thread-safe implementation of rand.Source
type lockedSource struct {
lk sync.Mutex
src rand.Source
}
func (r *lockedSource) Int63() (n int64) {
r.lk.Lock()
n = r.src.Int63()
r.lk.Unlock()
return
}
func (r *lockedSource) Seed(seed int64) {
r.lk.Lock()
r.src.Seed(seed)
r.lk.Unlock()
}

54
vendor/github.com/aws/aws-sdk-go/aws/config.go generated vendored
View File

@ -100,6 +100,31 @@ type Config struct {
// Amazon S3: Virtual Hosting of Buckets
S3ForcePathStyle *bool
// Set this to `true` to disable the SDK adding the `Expect: 100-Continue`
// header to PUT requests over 2MB of content. 100-Continue instructs the
// HTTP client not to send the body until the service responds with a
// `continue` status. This is useful to prevent sending the request body
// until after the request is authenticated, and validated.
//
// http://docs.aws.amazon.com/AmazonS3/latest/API/RESTObjectPUT.html
//
// 100-Continue is only enabled for Go 1.6 and above. See `http.Transport`'s
// `ExpectContinueTimeout` for information on adjusting the continue wait timeout.
// https://golang.org/pkg/net/http/#Transport
//
// You should use this flag to disble 100-Continue if you experiance issues
// with proxies or thrid party S3 compatible services.
S3Disable100Continue *bool
// Set this to `true` to enable S3 Accelerate feature. For all operations compatible
// with S3 Accelerate will use the accelerate endpoint for requests. Requests not compatible
// will fall back to normal S3 requests.
//
// The bucket must be enable for accelerate to be used with S3 client with accelerate
// enabled. If the bucket is not enabled for accelerate an error will be returned.
// The bucket name must be DNS compatible to also work with accelerate.
S3UseAccelerate *bool
// Set this to `true` to disable the EC2Metadata client from overriding the
// default http.Client's Timeout. This is helpful if you do not want the EC2Metadata
// client to create a new http.Client. This options is only meaningful if you're not
@ -114,13 +139,18 @@ type Config struct {
//
EC2MetadataDisableTimeoutOverride *bool
// SleepDelay is an override for the func the SDK will call when sleeping
// during the lifecycle of a request. Specifically this will be used for
// request delays. This value should only be used for testing. To adjust
// the delay of a request see the aws/client.DefaultRetryer and
// aws/request.Retryer.
SleepDelay func(time.Duration)
}
// NewConfig returns a new Config pointer that can be chained with builder methods to
// set multiple configuration values inline without using pointers.
//
// svc := s3.New(aws.NewConfig().WithRegion("us-west-2").WithMaxRetries(10))
// sess := session.New(aws.NewConfig().WithRegion("us-west-2").WithMaxRetries(10))
//
func NewConfig() *Config {
return &Config{}
@ -210,6 +240,20 @@ func (c *Config) WithS3ForcePathStyle(force bool) *Config {
return c
}
// WithS3Disable100Continue sets a config S3Disable100Continue value returning
// a Config pointer for chaining.
func (c *Config) WithS3Disable100Continue(disable bool) *Config {
c.S3Disable100Continue = &disable
return c
}
// WithS3UseAccelerate sets a config S3UseAccelerate value returning a Config
// pointer for chaining.
func (c *Config) WithS3UseAccelerate(enable bool) *Config {
c.S3UseAccelerate = &enable
return c
}
// WithEC2MetadataDisableTimeoutOverride sets a config EC2MetadataDisableTimeoutOverride value
// returning a Config pointer for chaining.
func (c *Config) WithEC2MetadataDisableTimeoutOverride(enable bool) *Config {
@ -288,6 +332,14 @@ func mergeInConfig(dst *Config, other *Config) {
dst.S3ForcePathStyle = other.S3ForcePathStyle
}
if other.S3Disable100Continue != nil {
dst.S3Disable100Continue = other.S3Disable100Continue
}
if other.S3UseAccelerate != nil {
dst.S3UseAccelerate = other.S3UseAccelerate
}
if other.EC2MetadataDisableTimeoutOverride != nil {
dst.EC2MetadataDisableTimeoutOverride = other.EC2MetadataDisableTimeoutOverride
}

24
vendor/github.com/aws/aws-sdk-go/aws/convert_types.go generated vendored
View File

@ -2,7 +2,7 @@ package aws
import "time"
// String returns a pointer to of the string value passed in.
// String returns a pointer to the string value passed in.
func String(v string) *string {
return &v
}
@ -61,7 +61,7 @@ func StringValueMap(src map[string]*string) map[string]string {
return dst
}
// Bool returns a pointer to of the bool value passed in.
// Bool returns a pointer to the bool value passed in.
func Bool(v bool) *bool {
return &v
}
@ -120,7 +120,7 @@ func BoolValueMap(src map[string]*bool) map[string]bool {
return dst
}
// Int returns a pointer to of the int value passed in.
// Int returns a pointer to the int value passed in.
func Int(v int) *int {
return &v
}
@ -179,7 +179,7 @@ func IntValueMap(src map[string]*int) map[string]int {
return dst
}
// Int64 returns a pointer to of the int64 value passed in.
// Int64 returns a pointer to the int64 value passed in.
func Int64(v int64) *int64 {
return &v
}
@ -238,7 +238,7 @@ func Int64ValueMap(src map[string]*int64) map[string]int64 {
return dst
}
// Float64 returns a pointer to of the float64 value passed in.
// Float64 returns a pointer to the float64 value passed in.
func Float64(v float64) *float64 {
return &v
}
@ -297,7 +297,7 @@ func Float64ValueMap(src map[string]*float64) map[string]float64 {
return dst
}
// Time returns a pointer to of the time.Time value passed in.
// Time returns a pointer to the time.Time value passed in.
func Time(v time.Time) *time.Time {
return &v
}
@ -311,6 +311,18 @@ func TimeValue(v *time.Time) time.Time {
return time.Time{}
}
// TimeUnixMilli returns a Unix timestamp in milliseconds from "January 1, 1970 UTC".
// The result is undefined if the Unix time cannot be represented by an int64.
// Which includes calling TimeUnixMilli on a zero Time is undefined.
//
// This utility is useful for service API's such as CloudWatch Logs which require
// their unix time values to be in milliseconds.
//
// See Go stdlib https://golang.org/pkg/time/#Time.UnixNano for more information.
func TimeUnixMilli(t time.Time) int64 {
return t.UnixNano() / int64(time.Millisecond/time.Nanosecond)
}
// TimeSlice converts a slice of time.Time values into a slice of
// time.Time pointers
func TimeSlice(src []time.Time) []*time.Time {

53
vendor/github.com/aws/aws-sdk-go/aws/corehandlers/handlers.go generated vendored
View File

@ -24,30 +24,38 @@ type lener interface {
// BuildContentLengthHandler builds the content length of a request based on the body,
// or will use the HTTPRequest.Header's "Content-Length" if defined. If unable
// to determine request body length and no "Content-Length" was specified it will panic.
//
// The Content-Length will only be aded to the request if the length of the body
// is greater than 0. If the body is empty or the current `Content-Length`
// header is <= 0, the header will also be stripped.
var BuildContentLengthHandler = request.NamedHandler{Name: "core.BuildContentLengthHandler", Fn: func(r *request.Request) {
if slength := r.HTTPRequest.Header.Get("Content-Length"); slength != "" {
length, _ := strconv.ParseInt(slength, 10, 64)
r.HTTPRequest.ContentLength = length
return
}
var length int64
switch body := r.Body.(type) {
case nil:
length = 0
case lener:
length = int64(body.Len())
case io.Seeker:
r.BodyStart, _ = body.Seek(0, 1)
end, _ := body.Seek(0, 2)
body.Seek(r.BodyStart, 0) // make sure to seek back to original location
length = end - r.BodyStart
default:
panic("Cannot get length of body, must provide `ContentLength`")
if slength := r.HTTPRequest.Header.Get("Content-Length"); slength != "" {
length, _ = strconv.ParseInt(slength, 10, 64)
} else {
switch body := r.Body.(type) {
case nil:
length = 0
case lener:
length = int64(body.Len())
case io.Seeker:
r.BodyStart, _ = body.Seek(0, 1)
end, _ := body.Seek(0, 2)
body.Seek(r.BodyStart, 0) // make sure to seek back to original location
length = end - r.BodyStart
default:
panic("Cannot get length of body, must provide `ContentLength`")
}
}
r.HTTPRequest.ContentLength = length
r.HTTPRequest.Header.Set("Content-Length", fmt.Sprintf("%d", length))
if length > 0 {
r.HTTPRequest.ContentLength = length
r.HTTPRequest.Header.Set("Content-Length", fmt.Sprintf("%d", length))
} else {
r.HTTPRequest.ContentLength = 0
r.HTTPRequest.Header.Del("Content-Length")
}
}}
// SDKVersionUserAgentHandler is a request handler for adding the SDK Version to the user agent.
@ -64,6 +72,11 @@ var SendHandler = request.NamedHandler{Name: "core.SendHandler", Fn: func(r *req
var err error
r.HTTPResponse, err = r.Config.HTTPClient.Do(r.HTTPRequest)
if err != nil {
// Prevent leaking if an HTTPResponse was returned. Clean up
// the body.
if r.HTTPResponse != nil {
r.HTTPResponse.Body.Close()
}
// Capture the case where url.Error is returned for error processing
// response. e.g. 301 without location header comes back as string
// error and r.HTTPResponse is nil. Other url redirect errors will

139
vendor/github.com/aws/aws-sdk-go/aws/corehandlers/param_validator.go generated vendored
View File

@ -1,144 +1,17 @@
package corehandlers
import (
"fmt"
"reflect"
"strconv"
"strings"
"github.com/aws/aws-sdk-go/aws/awserr"
"github.com/aws/aws-sdk-go/aws/request"
)
import "github.com/aws/aws-sdk-go/aws/request"
// ValidateParametersHandler is a request handler to validate the input parameters.
// Validating parameters only has meaning if done prior to the request being sent.
var ValidateParametersHandler = request.NamedHandler{Name: "core.ValidateParametersHandler", Fn: func(r *request.Request) {
if r.ParamsFilled() {
v := validator{errors: []string{}}
v.validateAny(reflect.ValueOf(r.Params), "")
if count := len(v.errors); count > 0 {
format := "%d validation errors:\n- %s"
msg := fmt.Sprintf(format, count, strings.Join(v.errors, "\n- "))
r.Error = awserr.New("InvalidParameter", msg, nil)
}
}
}}
// A validator validates values. Collects validations errors which occurs.
type validator struct {
errors []string
}
// validateAny will validate any struct, slice or map type. All validations
// are also performed recursively for nested types.
func (v *validator) validateAny(value reflect.Value, path string) {
value = reflect.Indirect(value)
if !value.IsValid() {
if !r.ParamsFilled() {
return
}
switch value.Kind() {
case reflect.Struct:
v.validateStruct(value, path)
case reflect.Slice:
for i := 0; i < value.Len(); i++ {
v.validateAny(value.Index(i), path+fmt.Sprintf("[%d]", i))
}
case reflect.Map:
for _, n := range value.MapKeys() {
v.validateAny(value.MapIndex(n), path+fmt.Sprintf("[%q]", n.String()))
if v, ok := r.Params.(request.Validator); ok {
if err := v.Validate(); err != nil {
r.Error = err
}
}
}
// validateStruct will validate the struct value's fields. If the structure has
// nested types those types will be validated also.
func (v *validator) validateStruct(value reflect.Value, path string) {
prefix := "."
if path == "" {
prefix = ""
}
for i := 0; i < value.Type().NumField(); i++ {
f := value.Type().Field(i)
if strings.ToLower(f.Name[0:1]) == f.Name[0:1] {
continue
}
fvalue := value.FieldByName(f.Name)
err := validateField(f, fvalue, validateFieldRequired, validateFieldMin)
if err != nil {
v.errors = append(v.errors, fmt.Sprintf("%s: %s", err.Error(), path+prefix+f.Name))
continue
}
v.validateAny(fvalue, path+prefix+f.Name)
}
}
type validatorFunc func(f reflect.StructField, fvalue reflect.Value) error
func validateField(f reflect.StructField, fvalue reflect.Value, funcs ...validatorFunc) error {
for _, fn := range funcs {
if err := fn(f, fvalue); err != nil {
return err
}
}
return nil
}
// Validates that a field has a valid value provided for required fields.
func validateFieldRequired(f reflect.StructField, fvalue reflect.Value) error {
if f.Tag.Get("required") == "" {
return nil
}
switch fvalue.Kind() {
case reflect.Ptr, reflect.Slice, reflect.Map:
if fvalue.IsNil() {
return fmt.Errorf("missing required parameter")
}
default:
if !fvalue.IsValid() {
return fmt.Errorf("missing required parameter")
}
}
return nil
}
// Validates that if a value is provided for a field, that value must be at
// least a minimum length.
func validateFieldMin(f reflect.StructField, fvalue reflect.Value) error {
minStr := f.Tag.Get("min")
if minStr == "" {
return nil
}
min, _ := strconv.ParseInt(minStr, 10, 64)
kind := fvalue.Kind()
if kind == reflect.Ptr {
if fvalue.IsNil() {
return nil
}
fvalue = fvalue.Elem()
}
switch fvalue.Kind() {
case reflect.String:
if int64(fvalue.Len()) < min {
return fmt.Errorf("field too short, minimum length %d", min)
}
case reflect.Slice, reflect.Map:
if fvalue.IsNil() {
return nil
}
if int64(fvalue.Len()) < min {
return fmt.Errorf("field too short, minimum length %d", min)
}
// TODO min can also apply to number minimum value.
}
return nil
}
}}

8
vendor/github.com/aws/aws-sdk-go/aws/credentials/ec2rolecreds/ec2_role_provider.go generated vendored
View File

@ -132,7 +132,7 @@ const iamSecurityCredsPath = "/iam/security-credentials"
func requestCredList(client *ec2metadata.EC2Metadata) ([]string, error) {
resp, err := client.GetMetadata(iamSecurityCredsPath)
if err != nil {
return nil, awserr.New("EC2RoleRequestError", "failed to list EC2 Roles", err)
return nil, awserr.New("EC2RoleRequestError", "no EC2 instance role found", err)
}
credsList := []string{}
@ -142,7 +142,7 @@ func requestCredList(client *ec2metadata.EC2Metadata) ([]string, error) {
}
if err := s.Err(); err != nil {
return nil, awserr.New("SerializationError", "failed to read list of EC2 Roles", err)
return nil, awserr.New("SerializationError", "failed to read EC2 instance role from metadata service", err)
}
return credsList, nil
@ -157,7 +157,7 @@ func requestCred(client *ec2metadata.EC2Metadata, credsName string) (ec2RoleCred
if err != nil {
return ec2RoleCredRespBody{},
awserr.New("EC2RoleRequestError",
fmt.Sprintf("failed to get %s EC2 Role credentials", credsName),
fmt.Sprintf("failed to get %s EC2 instance role credentials", credsName),
err)
}
@ -165,7 +165,7 @@ func requestCred(client *ec2metadata.EC2Metadata, credsName string) (ec2RoleCred
if err := json.NewDecoder(strings.NewReader(resp)).Decode(&respCreds); err != nil {
return ec2RoleCredRespBody{},
awserr.New("SerializationError",
fmt.Sprintf("failed to decode %s EC2 Role credentials", credsName),
fmt.Sprintf("failed to decode %s EC2 instance role credentials", credsName),
err)
}

2
vendor/github.com/aws/aws-sdk-go/aws/credentials/static_provider.go generated vendored
View File

@ -14,7 +14,7 @@ var (
ErrStaticCredentialsEmpty = awserr.New("EmptyStaticCreds", "static credentials are empty", nil)
)
// A StaticProvider is a set of credentials which are set pragmatically,
// A StaticProvider is a set of credentials which are set programmatically,
// and will never expire.
type StaticProvider struct {
Value

2
vendor/github.com/aws/aws-sdk-go/aws/defaults/defaults.go generated vendored
View File

@ -66,7 +66,9 @@ func Handlers() request.Handlers {
var handlers request.Handlers
handlers.Validate.PushBackNamed(corehandlers.ValidateEndpointHandler)
handlers.Validate.AfterEachFn = request.HandlerListStopOnError
handlers.Build.PushBackNamed(corehandlers.SDKVersionUserAgentHandler)
handlers.Build.AfterEachFn = request.HandlerListStopOnError
handlers.Sign.PushBackNamed(corehandlers.BuildContentLengthHandler)
handlers.Send.PushBackNamed(corehandlers.SendHandler)
handlers.AfterRetry.PushBackNamed(corehandlers.AfterRetryHandler)

99
vendor/github.com/aws/aws-sdk-go/aws/ec2metadata/api.go generated vendored
View File

@ -1,12 +1,19 @@
package ec2metadata
import (
"encoding/json"
"fmt"
"path"
"strings"
"time"
"github.com/aws/aws-sdk-go/aws/awserr"
"github.com/aws/aws-sdk-go/aws/request"
)
// GetMetadata uses the path provided to request
// GetMetadata uses the path provided to request information from the EC2
// instance metdata service. The content will be returned as a string, or
// error if the request failed.
func (c *EC2Metadata) GetMetadata(p string) (string, error) {
op := &request.Operation{
Name: "GetMetadata",
@ -20,6 +27,68 @@ func (c *EC2Metadata) GetMetadata(p string) (string, error) {
return output.Content, req.Send()
}
// GetDynamicData uses the path provided to request information from the EC2
// instance metadata service for dynamic data. The content will be returned
// as a string, or error if the request failed.
func (c *EC2Metadata) GetDynamicData(p string) (string, error) {
op := &request.Operation{
Name: "GetDynamicData",
HTTPMethod: "GET",
HTTPPath: path.Join("/", "dynamic", p),
}
output := &metadataOutput{}
req := c.NewRequest(op, nil, output)
return output.Content, req.Send()
}
// GetInstanceIdentityDocument retrieves an identity document describing an
// instance. Error is returned if the request fails or is unable to parse
// the response.
func (c *EC2Metadata) GetInstanceIdentityDocument() (EC2InstanceIdentityDocument, error) {
resp, err := c.GetDynamicData("instance-identity/document")
if err != nil {
return EC2InstanceIdentityDocument{},
awserr.New("EC2MetadataRequestError",
"failed to get EC2 instance identity document", err)
}
doc := EC2InstanceIdentityDocument{}
if err := json.NewDecoder(strings.NewReader(resp)).Decode(&doc); err != nil {
return EC2InstanceIdentityDocument{},
awserr.New("SerializationError",
"failed to decode EC2 instance identity document", err)
}
return doc, nil
}
// IAMInfo retrieves IAM info from the metadata API
func (c *EC2Metadata) IAMInfo() (EC2IAMInfo, error) {
resp, err := c.GetMetadata("iam/info")
if err != nil {
return EC2IAMInfo{},
awserr.New("EC2MetadataRequestError",
"failed to get EC2 IAM info", err)
}
info := EC2IAMInfo{}
if err := json.NewDecoder(strings.NewReader(resp)).Decode(&info); err != nil {
return EC2IAMInfo{},
awserr.New("SerializationError",
"failed to decode EC2 IAM info", err)
}
if info.Code != "Success" {
errMsg := fmt.Sprintf("failed to get EC2 IAM Info (%s)", info.Code)
return EC2IAMInfo{},
awserr.New("EC2MetadataError", errMsg, nil)
}
return info, nil
}
// Region returns the region the instance is running in.
func (c *EC2Metadata) Region() (string, error) {
resp, err := c.GetMetadata("placement/availability-zone")
@ -41,3 +110,31 @@ func (c *EC2Metadata) Available() bool {
return true
}
// An EC2IAMInfo provides the shape for unmarshalling
// an IAM info from the metadata API
type EC2IAMInfo struct {
Code string
LastUpdated time.Time
InstanceProfileArn string
InstanceProfileID string
}
// An EC2InstanceIdentityDocument provides the shape for unmarshalling
// an instance identity document
type EC2InstanceIdentityDocument struct {
DevpayProductCodes []string `json:"devpayProductCodes"`
AvailabilityZone string `json:"availabilityZone"`
PrivateIP string `json:"privateIp"`
Version string `json:"version"`
Region string `json:"region"`
InstanceID string `json:"instanceId"`
BillingProducts []string `json:"billingProducts"`
InstanceType string `json:"instanceType"`
AccountID string `json:"accountId"`
PendingTime time.Time `json:"pendingTime"`
ImageID string `json:"imageId"`
KernelID string `json:"kernelId"`
RamdiskID string `json:"ramdiskId"`
Architecture string `json:"architecture"`
}

23
vendor/github.com/aws/aws-sdk-go/aws/ec2metadata/service.go generated vendored
View File

@ -3,7 +3,9 @@
package ec2metadata
import (
"io/ioutil"
"bytes"
"errors"
"io"
"net/http"
"time"
@ -91,23 +93,28 @@ type metadataOutput struct {
func unmarshalHandler(r *request.Request) {
defer r.HTTPResponse.Body.Close()
b, err := ioutil.ReadAll(r.HTTPResponse.Body)
if err != nil {
b := &bytes.Buffer{}
if _, err := io.Copy(b, r.HTTPResponse.Body); err != nil {
r.Error = awserr.New("SerializationError", "unable to unmarshal EC2 metadata respose", err)
return
}
data := r.Data.(*metadataOutput)
data.Content = string(b)
if data, ok := r.Data.(*metadataOutput); ok {
data.Content = b.String()
}
}
func unmarshalError(r *request.Request) {
defer r.HTTPResponse.Body.Close()
_, err := ioutil.ReadAll(r.HTTPResponse.Body)
if err != nil {
b := &bytes.Buffer{}
if _, err := io.Copy(b, r.HTTPResponse.Body); err != nil {
r.Error = awserr.New("SerializationError", "unable to unmarshal EC2 metadata error respose", err)
return
}
// TODO extract the error...
// Response body format is not consistent between metadata endpoints.
// Grab the error message as a string and include that as the source error
r.Error = awserr.New("EC2MetadataError", "failed to make EC2Metadata request", errors.New(b.String()))
}
func validateEndpointHandler(r *request.Request) {

14
vendor/github.com/aws/aws-sdk-go/aws/logger.go generated vendored
View File

@ -79,6 +79,20 @@ type Logger interface {
Log(...interface{})
}
// A LoggerFunc is a convenience type to convert a function taking a variadic
// list of arguments and wrap it so the Logger interface can be used.
//
// Example:
// s3.New(sess, &aws.Config{Logger: aws.LoggerFunc(func(args ...interface{}) {
// fmt.Fprintln(os.Stdout, args...)
// })})
type LoggerFunc func(...interface{})
// Log calls the wrapped function with the arguments provided
func (f LoggerFunc) Log(args ...interface{}) {
f(args...)
}
// NewDefaultLogger returns a Logger which will write log messages to stdout, and
// use same formatting runes as the stdlib log.Logger
func NewDefaultLogger() Logger {

53
vendor/github.com/aws/aws-sdk-go/aws/request/handlers.go generated vendored
View File

@ -50,9 +50,28 @@ func (h *Handlers) Clear() {
h.AfterRetry.Clear()
}
// A HandlerListRunItem represents an entry in the HandlerList which
// is being run.
type HandlerListRunItem struct {
Index int
Handler NamedHandler
Request *Request
}
// A HandlerList manages zero or more handlers in a list.
type HandlerList struct {
list []NamedHandler
// Called after each request handler in the list is called. If set
// and the func returns true the HandlerList will continue to iterate
// over the request handlers. If false is returned the HandlerList
// will stop iterating.
//
// Should be used if extra logic to be performed between each handler
// in the list. This can be used to terminate a list's iteration
// based on a condition such as error like, HandlerListStopOnError.
// Or for logging like HandlerListLogItem.
AfterEachFn func(item HandlerListRunItem) bool
}
// A NamedHandler is a struct that contains a name and function callback.
@ -63,7 +82,9 @@ type NamedHandler struct {
// copy creates a copy of the handler list.
func (l *HandlerList) copy() HandlerList {
var n HandlerList
n := HandlerList{
AfterEachFn: l.AfterEachFn,
}
n.list = append([]NamedHandler{}, l.list...)
return n
}
@ -111,11 +132,37 @@ func (l *HandlerList) Remove(n NamedHandler) {
// Run executes all handlers in the list with a given request object.
func (l *HandlerList) Run(r *Request) {
for _, f := range l.list {
f.Fn(r)
for i, h := range l.list {
h.Fn(r)
item := HandlerListRunItem{
Index: i, Handler: h, Request: r,
}
if l.AfterEachFn != nil && !l.AfterEachFn(item) {
return
}
}
}
// HandlerListLogItem logs the request handler and the state of the
// request's Error value. Always returns true to continue iterating
// request handlers in a HandlerList.
func HandlerListLogItem(item HandlerListRunItem) bool {
if item.Request.Config.Logger == nil {
return true
}
item.Request.Config.Logger.Log("DEBUG: RequestHandler",
item.Index, item.Handler.Name, item.Request.Error)
return true
}
// HandlerListStopOnError returns false to stop the HandlerList iterating
// over request handlers if Request.Error is not nil. True otherwise
// to continue iterating.
func HandlerListStopOnError(item HandlerListRunItem) bool {
return item.Request.Error == nil
}
// MakeAddToUserAgentHandler will add the name/version pair to the User-Agent request
// header. If the extra parameters are provided they will be added as metadata to the
// name/version pair resulting in the following format.

33
vendor/github.com/aws/aws-sdk-go/aws/request/http_request.go generated vendored Normal file
View File

@ -0,0 +1,33 @@
// +build go1.5
package request
import (
"io"
"net/http"
"net/url"
)
func copyHTTPRequest(r *http.Request, body io.ReadCloser) *http.Request {
req := &http.Request{
URL: &url.URL{},
Header: http.Header{},
Close: r.Close,
Body: body,
Host: r.Host,
Method: r.Method,
Proto: r.Proto,
ContentLength: r.ContentLength,
// Cancel will be deprecated in 1.7 and will be replaced with Context
Cancel: r.Cancel,
}
*req.URL = *r.URL
for k, v := range r.Header {
for _, vv := range v {
req.Header.Add(k, vv)
}
}
return req
}

31
vendor/github.com/aws/aws-sdk-go/aws/request/http_request_1_4.go generated vendored Normal file
View File

@ -0,0 +1,31 @@
// +build !go1.5
package request
import (
"io"
"net/http"
"net/url"
)
func copyHTTPRequest(r *http.Request, body io.ReadCloser) *http.Request {
req := &http.Request{
URL: &url.URL{},
Header: http.Header{},
Close: r.Close,
Body: body,
Host: r.Host,
Method: r.Method,
Proto: r.Proto,
ContentLength: r.ContentLength,
}
*req.URL = *r.URL
for k, v := range r.Header {
for _, vv := range v {
req.Header.Add(k, vv)
}
}
return req
}

49
vendor/github.com/aws/aws-sdk-go/aws/request/offset_reader.go generated vendored Normal file
View File

@ -0,0 +1,49 @@
package request
import (
"io"
"sync"
)
// offsetReader is a thread-safe io.ReadCloser to prevent racing
// with retrying requests
type offsetReader struct {
buf io.ReadSeeker
lock sync.RWMutex
closed bool
}
func newOffsetReader(buf io.ReadSeeker, offset int64) *offsetReader {
reader := &offsetReader{}
buf.Seek(offset, 0)
reader.buf = buf
return reader
}
// Close is a thread-safe close. Uses the write lock.
func (o *offsetReader) Close() error {
o.lock.Lock()
defer o.lock.Unlock()
o.closed = true
return nil
}
// Read is a thread-safe read using a read lock.
func (o *offsetReader) Read(p []byte) (int, error) {
o.lock.RLock()
defer o.lock.RUnlock()
if o.closed {
return 0, io.EOF
}
return o.buf.Read(p)
}
// CloseAndCopy will return a new offsetReader with a copy of the old buffer
// and close the old buffer.
func (o *offsetReader) CloseAndCopy(offset int64) *offsetReader {
o.Close()
return newOffsetReader(o.buf, offset)
}

64
vendor/github.com/aws/aws-sdk-go/aws/request/request.go generated vendored
View File

@ -12,6 +12,7 @@ import (
"time"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/awserr"
"github.com/aws/aws-sdk-go/aws/client/metadata"
)
@ -38,6 +39,7 @@ type Request struct {
RetryDelay time.Duration
NotHoist bool
SignedHeaderVals http.Header
LastSignedAt time.Time
built bool
}
@ -77,7 +79,13 @@ func New(cfg aws.Config, clientInfo metadata.ClientInfo, handlers Handlers,
}
httpReq, _ := http.NewRequest(method, "", nil)
httpReq.URL, _ = url.Parse(clientInfo.Endpoint + p)
var err error
httpReq.URL, err = url.Parse(clientInfo.Endpoint + p)
if err != nil {
httpReq.URL = &url.URL{}
err = awserr.New("InvalidEndpointURL", "invalid endpoint uri", err)
}
r := &Request{
Config: cfg,
@ -91,7 +99,7 @@ func New(cfg aws.Config, clientInfo metadata.ClientInfo, handlers Handlers,
HTTPRequest: httpReq,
Body: nil,
Params: params,
Error: nil,
Error: err,
Data: data,
}
r.SetBufferBody([]byte{})
@ -131,7 +139,7 @@ func (r *Request) SetStringBody(s string) {
// SetReaderBody will set the request's body reader.
func (r *Request) SetReaderBody(reader io.ReadSeeker) {
r.HTTPRequest.Body = ioutil.NopCloser(reader)
r.HTTPRequest.Body = newOffsetReader(reader, 0)
r.Body = reader
}
@ -185,20 +193,23 @@ func debugLogReqError(r *Request, stage string, retrying bool, err error) {
// which occurred will be returned.
func (r *Request) Build() error {
if !r.built {
r.Error = nil
r.Handlers.Validate.Run(r)
if r.Error != nil {
debugLogReqError(r, "Validate Request", false, r.Error)
return r.Error
}
r.Handlers.Build.Run(r)
if r.Error != nil {
debugLogReqError(r, "Build Request", false, r.Error)
return r.Error
}
r.built = true
}
return r.Error
}
// Sign will sign the request retuning error if errors are encountered.
// Sign will sign the request returning error if errors are encountered.
//
// Send will build the request prior to signing. All Sign Handlers will
// be executed in the order they were set.
@ -217,28 +228,53 @@ func (r *Request) Sign() error {
//
// Send will sign the request prior to sending. All Send Handlers will
// be executed in the order they were set.
//
// Canceling a request is non-deterministic. If a request has been canceled,
// then the transport will choose, randomly, one of the state channels during
// reads or getting the connection.
//
// readLoop() and getConn(req *Request, cm connectMethod)
// https://github.com/golang/go/blob/master/src/net/http/transport.go
func (r *Request) Send() error {
for {
r.Sign()
if r.Error != nil {
return r.Error
}
if aws.BoolValue(r.Retryable) {
if r.Config.LogLevel.Matches(aws.LogDebugWithRequestRetries) {
r.Config.Logger.Log(fmt.Sprintf("DEBUG: Retrying Request %s/%s, attempt %d",
r.ClientInfo.ServiceName, r.Operation.Name, r.RetryCount))
}
// Re-seek the body back to the original point in for a retry so that
// send will send the body's contents again in the upcoming request.
r.Body.Seek(r.BodyStart, 0)
r.HTTPRequest.Body = ioutil.NopCloser(r.Body)
var body io.ReadCloser
if reader, ok := r.HTTPRequest.Body.(*offsetReader); ok {
body = reader.CloseAndCopy(r.BodyStart)
} else {
if r.Config.Logger != nil {
r.Config.Logger.Log("Request body type has been overwritten. May cause race conditions")
}
r.Body.Seek(r.BodyStart, 0)
body = ioutil.NopCloser(r.Body)
}
r.HTTPRequest = copyHTTPRequest(r.HTTPRequest, body)
if r.HTTPResponse != nil && r.HTTPResponse.Body != nil {
// Closing response body. Since we are setting a new request to send off, this
// response will get squashed and leaked.
r.HTTPResponse.Body.Close()
}
}
r.Sign()
if r.Error != nil {
return r.Error
}
r.Retryable = nil
r.Handlers.Send.Run(r)
if r.Error != nil {
if strings.Contains(r.Error.Error(), "net/http: request canceled") {
return r.Error
}
err := r.Error
r.Handlers.Retry.Run(r)
r.Handlers.AfterRetry.Run(r)

23
vendor/github.com/aws/aws-sdk-go/aws/request/retryer.go generated vendored
View File

@ -26,8 +26,11 @@ func WithRetryer(cfg *aws.Config, retryer Retryer) *aws.Config {
// retryableCodes is a collection of service response codes which are retry-able
// without any further action.
var retryableCodes = map[string]struct{}{
"RequestError": {},
"RequestTimeout": {},
"RequestError": {},
"RequestTimeout": {},
}
var throttleCodes = map[string]struct{}{
"ProvisionedThroughputExceededException": {},
"Throttling": {},
"ThrottlingException": {},
@ -46,6 +49,11 @@ var credsExpiredCodes = map[string]struct{}{
"RequestExpired": {}, // EC2 Only
}
func isCodeThrottle(code string) bool {
_, ok := throttleCodes[code]
return ok
}
func isCodeRetryable(code string) bool {
if _, ok := retryableCodes[code]; ok {
return true
@ -70,6 +78,17 @@ func (r *Request) IsErrorRetryable() bool {
return false
}
// IsErrorThrottle returns whether the error is to be throttled based on its code.
// Returns false if the request has no Error set
func (r *Request) IsErrorThrottle() bool {
if r.Error != nil {
if err, ok := r.Error.(awserr.Error); ok {
return isCodeThrottle(err.Code())
}
}
return false
}
// IsErrorExpired returns whether the error code is a credential expiry error.
// Returns false if the request has no Error set.
func (r *Request) IsErrorExpired() bool {

234
vendor/github.com/aws/aws-sdk-go/aws/request/validation.go generated vendored Normal file
View File

@ -0,0 +1,234 @@
package request
import (
"bytes"
"fmt"
"github.com/aws/aws-sdk-go/aws/awserr"
)
const (
// InvalidParameterErrCode is the error code for invalid parameters errors
InvalidParameterErrCode = "InvalidParameter"
// ParamRequiredErrCode is the error code for required parameter errors
ParamRequiredErrCode = "ParamRequiredError"
// ParamMinValueErrCode is the error code for fields with too low of a
// number value.
ParamMinValueErrCode = "ParamMinValueError"
// ParamMinLenErrCode is the error code for fields without enough elements.
ParamMinLenErrCode = "ParamMinLenError"
)
// Validator provides a way for types to perform validation logic on their
// input values that external code can use to determine if a type's values
// are valid.
type Validator interface {
Validate() error
}
// An ErrInvalidParams provides wrapping of invalid parameter errors found when
// validating API operation input parameters.
type ErrInvalidParams struct {
// Context is the base context of the invalid parameter group.
Context string
errs []ErrInvalidParam
}
// Add adds a new invalid parameter error to the collection of invalid
// parameters. The context of the invalid parameter will be updated to reflect
// this collection.
func (e *ErrInvalidParams) Add(err ErrInvalidParam) {
err.SetContext(e.Context)
e.errs = append(e.errs, err)
}
// AddNested adds the invalid parameter errors from another ErrInvalidParams
// value into this collection. The nested errors will have their nested context
// updated and base context to reflect the merging.
//
// Use for nested validations errors.
func (e *ErrInvalidParams) AddNested(nestedCtx string, nested ErrInvalidParams) {
for _, err := range nested.errs {
err.SetContext(e.Context)
err.AddNestedContext(nestedCtx)
e.errs = append(e.errs, err)
}
}
// Len returns the number of invalid parameter errors
func (e ErrInvalidParams) Len() int {
return len(e.errs)
}
// Code returns the code of the error
func (e ErrInvalidParams) Code() string {
return InvalidParameterErrCode
}
// Message returns the message of the error
func (e ErrInvalidParams) Message() string {
return fmt.Sprintf("%d validation error(s) found.", len(e.errs))
}
// Error returns the string formatted form of the invalid parameters.
func (e ErrInvalidParams) Error() string {
w := &bytes.Buffer{}
fmt.Fprintf(w, "%s: %s\n", e.Code(), e.Message())
for _, err := range e.errs {
fmt.Fprintf(w, "- %s\n", err.Message())
}
return w.String()
}
// OrigErr returns the invalid parameters as a awserr.BatchedErrors value
func (e ErrInvalidParams) OrigErr() error {
return awserr.NewBatchError(
InvalidParameterErrCode, e.Message(), e.OrigErrs())
}
// OrigErrs returns a slice of the invalid parameters
func (e ErrInvalidParams) OrigErrs() []error {
errs := make([]error, len(e.errs))
for i := 0; i < len(errs); i++ {
errs[i] = e.errs[i]
}
return errs
}
// An ErrInvalidParam represents an invalid parameter error type.
type ErrInvalidParam interface {
awserr.Error
// Field name the error occurred on.
Field() string
// SetContext updates the context of the error.
SetContext(string)
// AddNestedContext updates the error's context to include a nested level.
AddNestedContext(string)
}
type errInvalidParam struct {
context string
nestedContext string
field string
code string
msg string
}
// Code returns the error code for the type of invalid parameter.
func (e *errInvalidParam) Code() string {
return e.code
}
// Message returns the reason the parameter was invalid, and its context.
func (e *errInvalidParam) Message() string {
return fmt.Sprintf("%s, %s.", e.msg, e.Field())
}
// Error returns the string version of the invalid parameter error.
func (e *errInvalidParam) Error() string {
return fmt.Sprintf("%s: %s", e.code, e.Message())
}
// OrigErr returns nil, Implemented for awserr.Error interface.
func (e *errInvalidParam) OrigErr() error {
return nil
}
// Field Returns the field and context the error occurred.
func (e *errInvalidParam) Field() string {
field := e.context
if len(field) > 0 {
field += "."
}
if len(e.nestedContext) > 0 {
field += fmt.Sprintf("%s.", e.nestedContext)
}
field += e.field
return field
}
// SetContext updates the base context of the error.
func (e *errInvalidParam) SetContext(ctx string) {
e.context = ctx
}
// AddNestedContext prepends a context to the field's path.
func (e *errInvalidParam) AddNestedContext(ctx string) {
if len(e.nestedContext) == 0 {
e.nestedContext = ctx
} else {
e.nestedContext = fmt.Sprintf("%s.%s", ctx, e.nestedContext)
}
}
// An ErrParamRequired represents an required parameter error.
type ErrParamRequired struct {
errInvalidParam
}
// NewErrParamRequired creates a new required parameter error.
func NewErrParamRequired(field string) *ErrParamRequired {
return &ErrParamRequired{
errInvalidParam{
code: ParamRequiredErrCode,
field: field,
msg: fmt.Sprintf("missing required field"),
},
}
}
// An ErrParamMinValue represents a minimum value parameter error.
type ErrParamMinValue struct {
errInvalidParam
min float64
}
// NewErrParamMinValue creates a new minimum value parameter error.
func NewErrParamMinValue(field string, min float64) *ErrParamMinValue {
return &ErrParamMinValue{
errInvalidParam: errInvalidParam{
code: ParamMinValueErrCode,
field: field,
msg: fmt.Sprintf("minimum field value of %v", min),
},
min: min,
}
}
// MinValue returns the field's require minimum value.
//
// float64 is returned for both int and float min values.
func (e *ErrParamMinValue) MinValue() float64 {
return e.min
}
// An ErrParamMinLen represents a minimum length parameter error.
type ErrParamMinLen struct {
errInvalidParam
min int
}
// NewErrParamMinLen creates a new minimum length parameter error.
func NewErrParamMinLen(field string, min int) *ErrParamMinLen {
return &ErrParamMinLen{
errInvalidParam: errInvalidParam{
code: ParamMinValueErrCode,
field: field,
msg: fmt.Sprintf("minimum field size of %v", min),
},
min: min,
}
}
// MinLen returns the field's required minimum length.
func (e *ErrParamMinLen) MinLen() int {
return e.min
}

2
vendor/github.com/aws/aws-sdk-go/aws/session/session.go generated vendored
View File

@ -86,7 +86,7 @@ func initHandlers(s *Session) {
//
// Example:
// // Create a copy of the current session, configured for the us-west-2 region.
// sess.Copy(&aws.Config{Region: aws.String("us-west-2"})
// sess.Copy(&aws.Config{Region: aws.String("us-west-2")})
func (s *Session) Copy(cfgs ...*aws.Config) *Session {
newSession := &Session{
Config: s.Config.Copy(cfgs...),

0
vendor/github.com/aws/aws-sdk-go/private/signer/v4/header_rules.go → vendor/github.com/aws/aws-sdk-go/aws/signer/v4/header_rules.go generated vendored
View File

644
vendor/github.com/aws/aws-sdk-go/aws/signer/v4/v4.go generated vendored Normal file
View File

@ -0,0 +1,644 @@
// Package v4 implements signing for AWS V4 signer
//
// Provides request signing for request that need to be signed with
// AWS V4 Signatures.
package v4
import (
"bytes"
"crypto/hmac"
"crypto/sha256"
"encoding/hex"
"fmt"
"io"
"net/http"
"net/url"
"sort"
"strconv"
"strings"
"time"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/credentials"
"github.com/aws/aws-sdk-go/aws/request"
"github.com/aws/aws-sdk-go/private/protocol/rest"
)
const (
authHeaderPrefix = "AWS4-HMAC-SHA256"
timeFormat = "20060102T150405Z"
shortTimeFormat = "20060102"
// emptyStringSHA256 is a SHA256 of an empty string
emptyStringSHA256 = `e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855`
)
var ignoredHeaders = rules{
blacklist{
mapRule{
"Authorization": struct{}{},
"User-Agent": struct{}{},
},
},
}
// requiredSignedHeaders is a whitelist for build canonical headers.
var requiredSignedHeaders = rules{
whitelist{
mapRule{
"Cache-Control": struct{}{},
"Content-Disposition": struct{}{},
"Content-Encoding": struct{}{},
"Content-Language": struct{}{},
"Content-Md5": struct{}{},
"Content-Type": struct{}{},
"Expires": struct{}{},
"If-Match": struct{}{},
"If-Modified-Since": struct{}{},
"If-None-Match": struct{}{},
"If-Unmodified-Since": struct{}{},
"Range": struct{}{},
"X-Amz-Acl": struct{}{},
"X-Amz-Copy-Source": struct{}{},
"X-Amz-Copy-Source-If-Match": struct{}{},
"X-Amz-Copy-Source-If-Modified-Since": struct{}{},
"X-Amz-Copy-Source-If-None-Match": struct{}{},
"X-Amz-Copy-Source-If-Unmodified-Since": struct{}{},
"X-Amz-Copy-Source-Range": struct{}{},
"X-Amz-Copy-Source-Server-Side-Encryption-Customer-Algorithm": struct{}{},
"X-Amz-Copy-Source-Server-Side-Encryption-Customer-Key": struct{}{},
"X-Amz-Copy-Source-Server-Side-Encryption-Customer-Key-Md5": struct{}{},
"X-Amz-Grant-Full-control": struct{}{},
"X-Amz-Grant-Read": struct{}{},
"X-Amz-Grant-Read-Acp": struct{}{},
"X-Amz-Grant-Write": struct{}{},
"X-Amz-Grant-Write-Acp": struct{}{},
"X-Amz-Metadata-Directive": struct{}{},
"X-Amz-Mfa": struct{}{},
"X-Amz-Request-Payer": struct{}{},
"X-Amz-Server-Side-Encryption": struct{}{},
"X-Amz-Server-Side-Encryption-Aws-Kms-Key-Id": struct{}{},
"X-Amz-Server-Side-Encryption-Customer-Algorithm": struct{}{},
"X-Amz-Server-Side-Encryption-Customer-Key": struct{}{},
"X-Amz-Server-Side-Encryption-Customer-Key-Md5": struct{}{},
"X-Amz-Storage-Class": struct{}{},
"X-Amz-Website-Redirect-Location": struct{}{},
},
},
patterns{"X-Amz-Meta-"},
}
// allowedHoisting is a whitelist for build query headers. The boolean value
// represents whether or not it is a pattern.
var allowedQueryHoisting = inclusiveRules{
blacklist{requiredSignedHeaders},
patterns{"X-Amz-"},
}
// Signer applies AWS v4 signing to given request. Use this to sign requests
// that need to be signed with AWS V4 Signatures.
type Signer struct {
// The authentication credentials the request will be signed against.
// This value must be set to sign requests.
Credentials *credentials.Credentials
// Sets the log level the signer should use when reporting information to
// the logger. If the logger is nil nothing will be logged. See
// aws.LogLevelType for more information on available logging levels
//
// By default nothing will be logged.
Debug aws.LogLevelType
// The logger loging information will be written to. If there the logger
// is nil, nothing will be logged.
Logger aws.Logger
// Disables the Signer's moving HTTP header key/value pairs from the HTTP
// request header to the request's query string. This is most commonly used
// with pre-signed requests preventing headers from being added to the
// request's query string.
DisableHeaderHoisting bool
// currentTimeFn returns the time value which represents the current time.
// This value should only be used for testing. If it is nil the default
// time.Now will be used.
currentTimeFn func() time.Time
}
// NewSigner returns a Signer pointer configured with the credentials and optional
// option values provided. If not options are provided the Signer will use its
// default configuration.
func NewSigner(credentials *credentials.Credentials, options ...func(*Signer)) *Signer {
v4 := &Signer{
Credentials: credentials,
}
for _, option := range options {
option(v4)
}
return v4
}
type signingCtx struct {
ServiceName string
Region string
Request *http.Request
Body io.ReadSeeker
Query url.Values
Time time.Time
ExpireTime time.Duration
SignedHeaderVals http.Header
credValues credentials.Value
isPresign bool
formattedTime string
formattedShortTime string
bodyDigest string
signedHeaders string
canonicalHeaders string
canonicalString string
credentialString string
stringToSign string
signature string
authorization string
}
// Sign signs AWS v4 requests with the provided body, service name, region the
// request is made to, and time the request is signed at. The signTime allows
// you to specify that a request is signed for the future, and cannot be
// used until then.
//
// Returns a list of HTTP headers that were included in the signature or an
// error if signing the request failed. Generally for signed requests this value
// is not needed as the full request context will be captured by the http.Request
// value. It is included for reference though.
//
// Sign differs from Presign in that it will sign the request using HTTP
// header values. This type of signing is intended for http.Request values that
// will not be shared, or are shared in a way the header values on the request
// will not be lost.
//
// The requests body is an io.ReadSeeker so the SHA256 of the body can be
// generated. To bypass the signer computing the hash you can set the
// "X-Amz-Content-Sha256" header with a precomputed value. The signer will
// only compute the hash if the request header value is empty.
func (v4 Signer) Sign(r *http.Request, body io.ReadSeeker, service, region string, signTime time.Time) (http.Header, error) {
return v4.signWithBody(r, body, service, region, 0, signTime)
}
// Presign signs AWS v4 requests with the provided body, service name, region
// the request is made to, and time the request is signed at. The signTime
// allows you to specify that a request is signed for the future, and cannot
// be used until then.
//
// Returns a list of HTTP headers that were included in the signature or an
// error if signing the request failed. For presigned requests these headers
// and their values must be included on the HTTP request when it is made. This
// is helpful to know what header values need to be shared with the party the
// presigned request will be distributed to.
//
// Presign differs from Sign in that it will sign the request using query string
// instead of header values. This allows you to share the Presigned Request's
// URL with third parties, or distribute it throughout your system with minimal
// dependencies.
//
// Presign also takes an exp value which is the duration the
// signed request will be valid after the signing time. This is allows you to
// set when the request will expire.
//
// The requests body is an io.ReadSeeker so the SHA256 of the body can be
// generated. To bypass the signer computing the hash you can set the
// "X-Amz-Content-Sha256" header with a precomputed value. The signer will
// only compute the hash if the request header value is empty.
//
// Presigning a S3 request will not compute the body's SHA256 hash by default.
// This is done due to the general use case for S3 presigned URLs is to share
// PUT/GET capabilities. If you would like to include the body's SHA256 in the
// presigned request's signature you can set the "X-Amz-Content-Sha256"
// HTTP header and that will be included in the request's signature.
func (v4 Signer) Presign(r *http.Request, body io.ReadSeeker, service, region string, exp time.Duration, signTime time.Time) (http.Header, error) {
return v4.signWithBody(r, body, service, region, exp, signTime)
}
func (v4 Signer) signWithBody(r *http.Request, body io.ReadSeeker, service, region string, exp time.Duration, signTime time.Time) (http.Header, error) {
currentTimeFn := v4.currentTimeFn
if currentTimeFn == nil {
currentTimeFn = time.Now
}
ctx := &signingCtx{
Request: r,
Body: body,
Query: r.URL.Query(),
Time: signTime,
ExpireTime: exp,
isPresign: exp != 0,
ServiceName: service,
Region: region,
}
if ctx.isRequestSigned() {
if !v4.Credentials.IsExpired() && currentTimeFn().Before(ctx.Time.Add(10*time.Minute)) {
// If the request is already signed, and the credentials have not
// expired, and the request is not too old ignore the signing request.
return ctx.SignedHeaderVals, nil
}
ctx.Time = currentTimeFn()
ctx.handlePresignRemoval()
}
var err error
ctx.credValues, err = v4.Credentials.Get()
if err != nil {
return http.Header{}, err
}
ctx.assignAmzQueryValues()
ctx.build(v4.DisableHeaderHoisting)
if v4.Debug.Matches(aws.LogDebugWithSigning) {
v4.logSigningInfo(ctx)
}
return ctx.SignedHeaderVals, nil
}
func (ctx *signingCtx) handlePresignRemoval() {
if !ctx.isPresign {
return
}
// The credentials have expired for this request. The current signing
// is invalid, and needs to be request because the request will fail.
ctx.removePresign()
// Update the request's query string to ensure the values stays in
// sync in the case retrieving the new credentials fails.
ctx.Request.URL.RawQuery = ctx.Query.Encode()
}
func (ctx *signingCtx) assignAmzQueryValues() {
if ctx.isPresign {
ctx.Query.Set("X-Amz-Algorithm", authHeaderPrefix)
if ctx.credValues.SessionToken != "" {
ctx.Query.Set("X-Amz-Security-Token", ctx.credValues.SessionToken)
} else {
ctx.Query.Del("X-Amz-Security-Token")
}
return
}
if ctx.credValues.SessionToken != "" {
ctx.Request.Header.Set("X-Amz-Security-Token", ctx.credValues.SessionToken)
}
}
// SignRequestHandler is a named request handler the SDK will use to sign
// service client request with using the V4 signature.
var SignRequestHandler = request.NamedHandler{
Name: "v4.SignRequestHandler", Fn: SignSDKRequest,
}
// SignSDKRequest signs an AWS request with the V4 signature. This
// request handler is bested used only with the SDK's built in service client's
// API operation requests.
//
// This function should not be used on its on its own, but in conjunction with
// an AWS service client's API operation call. To sign a standalone request
// not created by a service client's API operation method use the "Sign" or
// "Presign" functions of the "Signer" type.
//
// If the credentials of the request's config are set to
// credentials.AnonymousCredentials the request will not be signed.
func SignSDKRequest(req *request.Request) {
signSDKRequestWithCurrTime(req, time.Now)
}
func signSDKRequestWithCurrTime(req *request.Request, curTimeFn func() time.Time) {
// If the request does not need to be signed ignore the signing of the
// request if the AnonymousCredentials object is used.
if req.Config.Credentials == credentials.AnonymousCredentials {
return
}
region := req.ClientInfo.SigningRegion
if region == "" {
region = aws.StringValue(req.Config.Region)
}
name := req.ClientInfo.SigningName
if name == "" {
name = req.ClientInfo.ServiceName
}
v4 := NewSigner(req.Config.Credentials, func(v4 *Signer) {
v4.Debug = req.Config.LogLevel.Value()
v4.Logger = req.Config.Logger
v4.DisableHeaderHoisting = req.NotHoist
v4.currentTimeFn = curTimeFn
})
signingTime := req.Time
if !req.LastSignedAt.IsZero() {
signingTime = req.LastSignedAt
}
signedHeaders, err := v4.signWithBody(req.HTTPRequest, req.Body, name, region, req.ExpireTime, signingTime)
if err != nil {
req.Error = err
req.SignedHeaderVals = nil
return
}
req.SignedHeaderVals = signedHeaders
req.LastSignedAt = curTimeFn()
}
const logSignInfoMsg = `DEBUG: Request Signiture:
---[ CANONICAL STRING ]-----------------------------
%s
---[ STRING TO SIGN ]--------------------------------
%s%s
-----------------------------------------------------`
const logSignedURLMsg = `
---[ SIGNED URL ]------------------------------------
%s`
func (v4 *Signer) logSigningInfo(ctx *signingCtx) {
signedURLMsg := ""
if ctx.isPresign {
signedURLMsg = fmt.Sprintf(logSignedURLMsg, ctx.Request.URL.String())
}
msg := fmt.Sprintf(logSignInfoMsg, ctx.canonicalString, ctx.stringToSign, signedURLMsg)
v4.Logger.Log(msg)
}
func (ctx *signingCtx) build(disableHeaderHoisting bool) {
ctx.buildTime() // no depends
ctx.buildCredentialString() // no depends
unsignedHeaders := ctx.Request.Header
if ctx.isPresign {
if !disableHeaderHoisting {
urlValues := url.Values{}
urlValues, unsignedHeaders = buildQuery(allowedQueryHoisting, unsignedHeaders) // no depends
for k := range urlValues {
ctx.Query[k] = urlValues[k]
}
}
}
ctx.buildBodyDigest()
ctx.buildCanonicalHeaders(ignoredHeaders, unsignedHeaders)
ctx.buildCanonicalString() // depends on canon headers / signed headers
ctx.buildStringToSign() // depends on canon string
ctx.buildSignature() // depends on string to sign
if ctx.isPresign {
ctx.Request.URL.RawQuery += "&X-Amz-Signature=" + ctx.signature
} else {
parts := []string{
authHeaderPrefix + " Credential=" + ctx.credValues.AccessKeyID + "/" + ctx.credentialString,
"SignedHeaders=" + ctx.signedHeaders,
"Signature=" + ctx.signature,
}
ctx.Request.Header.Set("Authorization", strings.Join(parts, ", "))
}
}
func (ctx *signingCtx) buildTime() {
ctx.formattedTime = ctx.Time.UTC().Format(timeFormat)
ctx.formattedShortTime = ctx.Time.UTC().Format(shortTimeFormat)
if ctx.isPresign {
duration := int64(ctx.ExpireTime / time.Second)
ctx.Query.Set("X-Amz-Date", ctx.formattedTime)
ctx.Query.Set("X-Amz-Expires", strconv.FormatInt(duration, 10))
} else {
ctx.Request.Header.Set("X-Amz-Date", ctx.formattedTime)
}
}
func (ctx *signingCtx) buildCredentialString() {
ctx.credentialString = strings.Join([]string{
ctx.formattedShortTime,
ctx.Region,
ctx.ServiceName,
"aws4_request",
}, "/")
if ctx.isPresign {
ctx.Query.Set("X-Amz-Credential", ctx.credValues.AccessKeyID+"/"+ctx.credentialString)
}
}
func buildQuery(r rule, header http.Header) (url.Values, http.Header) {
query := url.Values{}
unsignedHeaders := http.Header{}
for k, h := range header {
if r.IsValid(k) {
query[k] = h
} else {
unsignedHeaders[k] = h
}
}
return query, unsignedHeaders
}
func (ctx *signingCtx) buildCanonicalHeaders(r rule, header http.Header) {
var headers []string
headers = append(headers, "host")
for k, v := range header {
canonicalKey := http.CanonicalHeaderKey(k)
if !r.IsValid(canonicalKey) {
continue // ignored header
}
if ctx.SignedHeaderVals == nil {
ctx.SignedHeaderVals = make(http.Header)
}
lowerCaseKey := strings.ToLower(k)
if _, ok := ctx.SignedHeaderVals[lowerCaseKey]; ok {
// include additional values
ctx.SignedHeaderVals[lowerCaseKey] = append(ctx.SignedHeaderVals[lowerCaseKey], v...)
continue
}
headers = append(headers, lowerCaseKey)
ctx.SignedHeaderVals[lowerCaseKey] = v
}
sort.Strings(headers)
ctx.signedHeaders = strings.Join(headers, ";")
if ctx.isPresign {
ctx.Query.Set("X-Amz-SignedHeaders", ctx.signedHeaders)
}
headerValues := make([]string, len(headers))
for i, k := range headers {
if k == "host" {
headerValues[i] = "host:" + ctx.Request.URL.Host
} else {
headerValues[i] = k + ":" +
strings.Join(ctx.SignedHeaderVals[k], ",")
}
}
ctx.canonicalHeaders = strings.Join(stripExcessSpaces(headerValues), "\n")
}
func (ctx *signingCtx) buildCanonicalString() {
ctx.Request.URL.RawQuery = strings.Replace(ctx.Query.Encode(), "+", "%20", -1)
uri := ctx.Request.URL.Opaque
if uri != "" {
uri = "/" + strings.Join(strings.Split(uri, "/")[3:], "/")
} else {
uri = ctx.Request.URL.Path
}
if uri == "" {
uri = "/"
}
if ctx.ServiceName != "s3" {
uri = rest.EscapePath(uri, false)
}
ctx.canonicalString = strings.Join([]string{
ctx.Request.Method,
uri,
ctx.Request.URL.RawQuery,
ctx.canonicalHeaders + "\n",
ctx.signedHeaders,
ctx.bodyDigest,
}, "\n")
}
func (ctx *signingCtx) buildStringToSign() {
ctx.stringToSign = strings.Join([]string{
authHeaderPrefix,
ctx.formattedTime,
ctx.credentialString,
hex.EncodeToString(makeSha256([]byte(ctx.canonicalString))),
}, "\n")
}
func (ctx *signingCtx) buildSignature() {
secret := ctx.credValues.SecretAccessKey
date := makeHmac([]byte("AWS4"+secret), []byte(ctx.formattedShortTime))
region := makeHmac(date, []byte(ctx.Region))
service := makeHmac(region, []byte(ctx.ServiceName))
credentials := makeHmac(service, []byte("aws4_request"))
signature := makeHmac(credentials, []byte(ctx.stringToSign))
ctx.signature = hex.EncodeToString(signature)
}
func (ctx *signingCtx) buildBodyDigest() {
hash := ctx.Request.Header.Get("X-Amz-Content-Sha256")
if hash == "" {
if ctx.isPresign && ctx.ServiceName == "s3" {
hash = "UNSIGNED-PAYLOAD"
} else if ctx.Body == nil {
hash = emptyStringSHA256
} else {
hash = hex.EncodeToString(makeSha256Reader(ctx.Body))
}
if ctx.ServiceName == "s3" {
ctx.Request.Header.Set("X-Amz-Content-Sha256", hash)
}
}
ctx.bodyDigest = hash
}
// isRequestSigned returns if the request is currently signed or presigned
func (ctx *signingCtx) isRequestSigned() bool {
if ctx.isPresign && ctx.Query.Get("X-Amz-Signature") != "" {
return true
}
if ctx.Request.Header.Get("Authorization") != "" {
return true
}
return false
}
// unsign removes signing flags for both signed and presigned requests.
func (ctx *signingCtx) removePresign() {
ctx.Query.Del("X-Amz-Algorithm")
ctx.Query.Del("X-Amz-Signature")
ctx.Query.Del("X-Amz-Security-Token")
ctx.Query.Del("X-Amz-Date")
ctx.Query.Del("X-Amz-Expires")
ctx.Query.Del("X-Amz-Credential")
ctx.Query.Del("X-Amz-SignedHeaders")
}
func makeHmac(key []byte, data []byte) []byte {
hash := hmac.New(sha256.New, key)
hash.Write(data)
return hash.Sum(nil)
}
func makeSha256(data []byte) []byte {
hash := sha256.New()
hash.Write(data)
return hash.Sum(nil)
}
func makeSha256Reader(reader io.ReadSeeker) []byte {
hash := sha256.New()
start, _ := reader.Seek(0, 1)
defer reader.Seek(start, 0)
io.Copy(hash, reader)
return hash.Sum(nil)
}
const doubleSpaces = " "
var doubleSpaceBytes = []byte(doubleSpaces)
func stripExcessSpaces(headerVals []string) []string {
vals := make([]string, len(headerVals))
for i, str := range headerVals {
// Trim leading and trailing spaces
trimmed := strings.TrimSpace(str)
idx := strings.Index(trimmed, doubleSpaces)
var buf []byte
for idx > -1 {
// Multiple adjacent spaces found
if buf == nil {
// first time create the buffer
buf = []byte(trimmed)
}
stripToIdx := -1
for j := idx + 1; j < len(buf); j++ {
if buf[j] != ' ' {
buf = append(buf[:idx+1], buf[j:]...)
stripToIdx = j
break
}
}
if stripToIdx >= 0 {
idx = bytes.Index(buf[stripToIdx:], doubleSpaceBytes)
if idx >= 0 {
idx += stripToIdx
}
} else {
idx = -1
}
}
if buf != nil {
vals[i] = string(buf)
} else {
vals[i] = trimmed
}
}
return vals
}

30
vendor/github.com/aws/aws-sdk-go/aws/types.go generated vendored
View File

@ -61,23 +61,41 @@ func (r ReaderSeekerCloser) Close() error {
type WriteAtBuffer struct {
buf []byte
m sync.Mutex
// GrowthCoeff defines the growth rate of the internal buffer. By
// default, the growth rate is 1, where expanding the internal
// buffer will allocate only enough capacity to fit the new expected
// length.
GrowthCoeff float64
}
// NewWriteAtBuffer creates a WriteAtBuffer with an internal buffer
// provided by buf.
func NewWriteAtBuffer(buf []byte) *WriteAtBuffer {
return &WriteAtBuffer{buf: buf}
}
// WriteAt writes a slice of bytes to a buffer starting at the position provided
// The number of bytes written will be returned, or error. Can overwrite previous
// written slices if the write ats overlap.
func (b *WriteAtBuffer) WriteAt(p []byte, pos int64) (n int, err error) {
pLen := len(p)
expLen := pos + int64(pLen)
b.m.Lock()
defer b.m.Unlock()
expLen := pos + int64(len(p))
if int64(len(b.buf)) < expLen {
newBuf := make([]byte, expLen)
copy(newBuf, b.buf)
b.buf = newBuf
if int64(cap(b.buf)) < expLen {
if b.GrowthCoeff < 1 {
b.GrowthCoeff = 1
}
newBuf := make([]byte, expLen, int64(b.GrowthCoeff*float64(expLen)))
copy(newBuf, b.buf)
b.buf = newBuf
}
b.buf = b.buf[:expLen]
}
copy(b.buf[pos:], p)
return len(p), nil
return pLen, nil
}
// Bytes returns a slice of bytes written to the buffer.

2
vendor/github.com/aws/aws-sdk-go/aws/version.go generated vendored
View File

@ -5,4 +5,4 @@ package aws
const SDKName = "aws-sdk-go"
// SDKVersion is the version of this SDK
const SDKVersion = "1.1.0"
const SDKVersion = "1.2.4"

39
vendor/github.com/aws/aws-sdk-go/private/endpoints/endpoints.json generated vendored
View File

@ -8,6 +8,9 @@
"endpoint": "{service}.{region}.amazonaws.com.cn",
"signatureVersion": "v4"
},
"cn-north-1/ec2metadata": {
"endpoint": "http://169.254.169.254/latest"
},
"us-gov-west-1/iam": {
"endpoint": "iam.us-gov.amazonaws.com"
},
@ -17,6 +20,9 @@
"us-gov-west-1/s3": {
"endpoint": "s3-{region}.amazonaws.com"
},
"us-gov-west-1/ec2metadata": {
"endpoint": "http://169.254.169.254/latest"
},
"*/cloudfront": {
"endpoint": "cloudfront.amazonaws.com",
"signingRegion": "us-east-1"
@ -30,8 +36,7 @@
"signingRegion": "us-east-1"
},
"*/ec2metadata": {
"endpoint": "http://169.254.169.254/latest",
"signingRegion": "us-east-1"
"endpoint": "http://169.254.169.254/latest"
},
"*/iam": {
"endpoint": "iam.amazonaws.com",
@ -57,36 +62,14 @@
"endpoint": "sdb.amazonaws.com",
"signingRegion": "us-east-1"
},
"*/s3": {
"endpoint": "s3-{region}.amazonaws.com"
},
"us-east-1/s3": {
"endpoint": "s3.amazonaws.com"
},
"us-west-1/s3": {
"endpoint": "s3-{region}.amazonaws.com"
},
"us-west-2/s3": {
"endpoint": "s3-{region}.amazonaws.com"
},
"eu-west-1/s3": {
"endpoint": "s3-{region}.amazonaws.com"
},
"ap-southeast-1/s3": {
"endpoint": "s3-{region}.amazonaws.com"
},
"ap-southeast-2/s3": {
"endpoint": "s3-{region}.amazonaws.com"
},
"ap-northeast-1/s3": {
"endpoint": "s3-{region}.amazonaws.com"
},
"ap-northeast-2/s3": {
"endpoint": "s3-{region}.amazonaws.com"
},
"sa-east-1/s3": {
"endpoint": "s3-{region}.amazonaws.com"
},
"eu-central-1/s3": {
"endpoint": "{service}.{region}.amazonaws.com",
"signatureVersion": "v4"
"endpoint": "{service}.{region}.amazonaws.com"
}
}
}

36
vendor/github.com/aws/aws-sdk-go/private/endpoints/endpoints_map.go generated vendored
View File

@ -31,8 +31,7 @@ var endpointsMap = endpointStruct{
SigningRegion: "us-east-1",
},
"*/ec2metadata": {
Endpoint: "http://169.254.169.254/latest",
SigningRegion: "us-east-1",
Endpoint: "http://169.254.169.254/latest",
},
"*/iam": {
Endpoint: "iam.amazonaws.com",
@ -46,6 +45,9 @@ var endpointsMap = endpointStruct{
Endpoint: "route53.amazonaws.com",
SigningRegion: "us-east-1",
},
"*/s3": {
Endpoint: "s3-{region}.amazonaws.com",
},
"*/sts": {
Endpoint: "sts.amazonaws.com",
SigningRegion: "us-east-1",
@ -54,30 +56,15 @@ var endpointsMap = endpointStruct{
Endpoint: "waf.amazonaws.com",
SigningRegion: "us-east-1",
},
"ap-northeast-1/s3": {
Endpoint: "s3-{region}.amazonaws.com",
},
"ap-northeast-2/s3": {
Endpoint: "s3-{region}.amazonaws.com",
},
"ap-southeast-1/s3": {
Endpoint: "s3-{region}.amazonaws.com",
},
"ap-southeast-2/s3": {
Endpoint: "s3-{region}.amazonaws.com",
},
"cn-north-1/*": {
Endpoint: "{service}.{region}.amazonaws.com.cn",
},
"cn-north-1/ec2metadata": {
Endpoint: "http://169.254.169.254/latest",
},
"eu-central-1/s3": {
Endpoint: "{service}.{region}.amazonaws.com",
},
"eu-west-1/s3": {
Endpoint: "s3-{region}.amazonaws.com",
},
"sa-east-1/s3": {
Endpoint: "s3-{region}.amazonaws.com",
},
"us-east-1/s3": {
Endpoint: "s3.amazonaws.com",
},
@ -85,6 +72,9 @@ var endpointsMap = endpointStruct{
Endpoint: "sdb.amazonaws.com",
SigningRegion: "us-east-1",
},
"us-gov-west-1/ec2metadata": {
Endpoint: "http://169.254.169.254/latest",
},
"us-gov-west-1/iam": {
Endpoint: "iam.us-gov.amazonaws.com",
},
@ -94,11 +84,5 @@ var endpointsMap = endpointStruct{
"us-gov-west-1/sts": {
Endpoint: "sts.us-gov-west-1.amazonaws.com",
},
"us-west-1/s3": {
Endpoint: "s3-{region}.amazonaws.com",
},
"us-west-2/s3": {
Endpoint: "s3-{region}.amazonaws.com",
},
},
}

38
vendor/github.com/aws/aws-sdk-go/private/protocol/query/unmarshal_error.go generated vendored
View File

@ -2,7 +2,7 @@ package query
import (
"encoding/xml"
"io"
"io/ioutil"
"github.com/aws/aws-sdk-go/aws/awserr"
"github.com/aws/aws-sdk-go/aws/request"
@ -15,6 +15,10 @@ type xmlErrorResponse struct {
RequestID string `xml:"RequestId"`
}
type xmlServiceUnavailableResponse struct {
XMLName xml.Name `xml:"ServiceUnavailableException"`
}
// UnmarshalErrorHandler is a name request handler to unmarshal request errors
var UnmarshalErrorHandler = request.NamedHandler{Name: "awssdk.query.UnmarshalError", Fn: UnmarshalError}
@ -22,11 +26,16 @@ var UnmarshalErrorHandler = request.NamedHandler{Name: "awssdk.query.UnmarshalEr
func UnmarshalError(r *request.Request) {
defer r.HTTPResponse.Body.Close()
resp := &xmlErrorResponse{}
err := xml.NewDecoder(r.HTTPResponse.Body).Decode(resp)
if err != nil && err != io.EOF {
r.Error = awserr.New("SerializationError", "failed to decode query XML error response", err)
} else {
bodyBytes, err := ioutil.ReadAll(r.HTTPResponse.Body)
if err != nil {
r.Error = awserr.New("SerializationError", "failed to read from query HTTP response body", err)
return
}
// First check for specific error
resp := xmlErrorResponse{}
decodeErr := xml.Unmarshal(bodyBytes, &resp)
if decodeErr == nil {
reqID := resp.RequestID
if reqID == "" {
reqID = r.RequestID
@ -36,5 +45,22 @@ func UnmarshalError(r *request.Request) {
r.HTTPResponse.StatusCode,
reqID,
)
return
}
// Check for unhandled error
servUnavailResp := xmlServiceUnavailableResponse{}
unavailErr := xml.Unmarshal(bodyBytes, &servUnavailResp)
if unavailErr == nil {
r.Error = awserr.NewRequestFailure(
awserr.New("ServiceUnavailableException", "service is unavailable", nil),
r.HTTPResponse.StatusCode,
r.RequestID,
)
return
}
// Failed to retrieve any error message from the response body
r.Error = awserr.New("SerializationError",
"failed to decode query XML error response", decodeErr)
}

3
vendor/github.com/aws/aws-sdk-go/private/protocol/rest/build.go generated vendored
View File

@ -222,8 +222,7 @@ func EscapePath(path string, encodeSep bool) string {
if noEscape[c] || (c == '/' && !encodeSep) {
buf.WriteByte(c)
} else {
buf.WriteByte('%')
buf.WriteString(strings.ToUpper(strconv.FormatUint(uint64(c), 16)))
fmt.Fprintf(&buf, "%%%02X", c)
}
}
return buf.String()

5
vendor/github.com/aws/aws-sdk-go/private/protocol/rest/unmarshal.go generated vendored
View File

@ -3,6 +3,7 @@ package rest
import (
"encoding/base64"
"fmt"
"io"
"io/ioutil"
"net/http"
"reflect"
@ -51,6 +52,7 @@ func unmarshalBody(r *request.Request, v reflect.Value) {
if payload.IsValid() {
switch payload.Interface().(type) {
case []byte:
defer r.HTTPResponse.Body.Close()
b, err := ioutil.ReadAll(r.HTTPResponse.Body)
if err != nil {
r.Error = awserr.New("SerializationError", "failed to decode REST response", err)
@ -58,6 +60,7 @@ func unmarshalBody(r *request.Request, v reflect.Value) {
payload.Set(reflect.ValueOf(b))
}
case *string:
defer r.HTTPResponse.Body.Close()
b, err := ioutil.ReadAll(r.HTTPResponse.Body)
if err != nil {
r.Error = awserr.New("SerializationError", "failed to decode REST response", err)
@ -72,6 +75,8 @@ func unmarshalBody(r *request.Request, v reflect.Value) {
case "aws.ReadSeekCloser", "io.ReadCloser":
payload.Set(reflect.ValueOf(r.HTTPResponse.Body))
default:
io.Copy(ioutil.Discard, r.HTTPResponse.Body)
defer r.HTTPResponse.Body.Close()
r.Error = awserr.New("SerializationError",
"failed to decode REST response",
fmt.Errorf("unknown payload type %s", payload.Type()))

438
vendor/github.com/aws/aws-sdk-go/private/signer/v4/v4.go generated vendored
View File

@ -1,438 +0,0 @@
// Package v4 implements signing for AWS V4 signer
package v4
import (
"crypto/hmac"
"crypto/sha256"
"encoding/hex"
"fmt"
"io"
"net/http"
"net/url"
"sort"
"strconv"
"strings"
"time"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/credentials"
"github.com/aws/aws-sdk-go/aws/request"
"github.com/aws/aws-sdk-go/private/protocol/rest"
)
const (
authHeaderPrefix = "AWS4-HMAC-SHA256"
timeFormat = "20060102T150405Z"
shortTimeFormat = "20060102"
)
var ignoredHeaders = rules{
blacklist{
mapRule{
"Content-Length": struct{}{},
"User-Agent": struct{}{},
},
},
}
// requiredSignedHeaders is a whitelist for build canonical headers.
var requiredSignedHeaders = rules{
whitelist{
mapRule{
"Cache-Control": struct{}{},
"Content-Disposition": struct{}{},
"Content-Encoding": struct{}{},
"Content-Language": struct{}{},
"Content-Md5": struct{}{},
"Content-Type": struct{}{},
"Expires": struct{}{},
"If-Match": struct{}{},
"If-Modified-Since": struct{}{},
"If-None-Match": struct{}{},
"If-Unmodified-Since": struct{}{},
"Range": struct{}{},
"X-Amz-Acl": struct{}{},
"X-Amz-Copy-Source": struct{}{},
"X-Amz-Copy-Source-If-Match": struct{}{},
"X-Amz-Copy-Source-If-Modified-Since": struct{}{},
"X-Amz-Copy-Source-If-None-Match": struct{}{},
"X-Amz-Copy-Source-If-Unmodified-Since": struct{}{},
"X-Amz-Copy-Source-Range": struct{}{},
"X-Amz-Copy-Source-Server-Side-Encryption-Customer-Algorithm": struct{}{},
"X-Amz-Copy-Source-Server-Side-Encryption-Customer-Key": struct{}{},
"X-Amz-Copy-Source-Server-Side-Encryption-Customer-Key-Md5": struct{}{},
"X-Amz-Grant-Full-control": struct{}{},
"X-Amz-Grant-Read": struct{}{},
"X-Amz-Grant-Read-Acp": struct{}{},
"X-Amz-Grant-Write": struct{}{},
"X-Amz-Grant-Write-Acp": struct{}{},
"X-Amz-Metadata-Directive": struct{}{},
"X-Amz-Mfa": struct{}{},
"X-Amz-Request-Payer": struct{}{},
"X-Amz-Server-Side-Encryption": struct{}{},
"X-Amz-Server-Side-Encryption-Aws-Kms-Key-Id": struct{}{},
"X-Amz-Server-Side-Encryption-Customer-Algorithm": struct{}{},
"X-Amz-Server-Side-Encryption-Customer-Key": struct{}{},
"X-Amz-Server-Side-Encryption-Customer-Key-Md5": struct{}{},
"X-Amz-Storage-Class": struct{}{},
"X-Amz-Website-Redirect-Location": struct{}{},
},
},
patterns{"X-Amz-Meta-"},
}
// allowedHoisting is a whitelist for build query headers. The boolean value
// represents whether or not it is a pattern.
var allowedQueryHoisting = inclusiveRules{
blacklist{requiredSignedHeaders},
patterns{"X-Amz-"},
}
type signer struct {
Request *http.Request
Time time.Time
ExpireTime time.Duration
ServiceName string
Region string
CredValues credentials.Value
Credentials *credentials.Credentials
Query url.Values
Body io.ReadSeeker
Debug aws.LogLevelType
Logger aws.Logger
isPresign bool
formattedTime string
formattedShortTime string
signedHeaders string
canonicalHeaders string
canonicalString string
credentialString string
stringToSign string
signature string
authorization string
notHoist bool
signedHeaderVals http.Header
}
// Sign requests with signature version 4.
//
// Will sign the requests with the service config's Credentials object
// Signing is skipped if the credentials is the credentials.AnonymousCredentials
// object.
func Sign(req *request.Request) {
// If the request does not need to be signed ignore the signing of the
// request if the AnonymousCredentials object is used.
if req.Config.Credentials == credentials.AnonymousCredentials {
return
}
region := req.ClientInfo.SigningRegion
if region == "" {
region = aws.StringValue(req.Config.Region)
}
name := req.ClientInfo.SigningName
if name == "" {
name = req.ClientInfo.ServiceName
}
s := signer{
Request: req.HTTPRequest,
Time: req.Time,
ExpireTime: req.ExpireTime,
Query: req.HTTPRequest.URL.Query(),
Body: req.Body,
ServiceName: name,
Region: region,
Credentials: req.Config.Credentials,
Debug: req.Config.LogLevel.Value(),
Logger: req.Config.Logger,
notHoist: req.NotHoist,
}
req.Error = s.sign()
req.SignedHeaderVals = s.signedHeaderVals
}
func (v4 *signer) sign() error {
if v4.ExpireTime != 0 {
v4.isPresign = true
}
if v4.isRequestSigned() {
if !v4.Credentials.IsExpired() {
// If the request is already signed, and the credentials have not
// expired yet ignore the signing request.
return nil
}
// The credentials have expired for this request. The current signing
// is invalid, and needs to be request because the request will fail.
if v4.isPresign {
v4.removePresign()
// Update the request's query string to ensure the values stays in
// sync in the case retrieving the new credentials fails.
v4.Request.URL.RawQuery = v4.Query.Encode()
}
}
var err error
v4.CredValues, err = v4.Credentials.Get()
if err != nil {
return err
}
if v4.isPresign {
v4.Query.Set("X-Amz-Algorithm", authHeaderPrefix)
if v4.CredValues.SessionToken != "" {
v4.Query.Set("X-Amz-Security-Token", v4.CredValues.SessionToken)
} else {
v4.Query.Del("X-Amz-Security-Token")
}
} else if v4.CredValues.SessionToken != "" {
v4.Request.Header.Set("X-Amz-Security-Token", v4.CredValues.SessionToken)
}
v4.build()
if v4.Debug.Matches(aws.LogDebugWithSigning) {
v4.logSigningInfo()
}
return nil
}
const logSignInfoMsg = `DEBUG: Request Signiture:
---[ CANONICAL STRING ]-----------------------------
%s
---[ STRING TO SIGN ]--------------------------------
%s%s
-----------------------------------------------------`
const logSignedURLMsg = `
---[ SIGNED URL ]------------------------------------
%s`
func (v4 *signer) logSigningInfo() {
signedURLMsg := ""
if v4.isPresign {
signedURLMsg = fmt.Sprintf(logSignedURLMsg, v4.Request.URL.String())
}
msg := fmt.Sprintf(logSignInfoMsg, v4.canonicalString, v4.stringToSign, signedURLMsg)
v4.Logger.Log(msg)
}
func (v4 *signer) build() {
v4.buildTime() // no depends
v4.buildCredentialString() // no depends
unsignedHeaders := v4.Request.Header
if v4.isPresign {
if !v4.notHoist {
urlValues := url.Values{}
urlValues, unsignedHeaders = buildQuery(allowedQueryHoisting, unsignedHeaders) // no depends
for k := range urlValues {
v4.Query[k] = urlValues[k]
}
}
}
v4.buildCanonicalHeaders(ignoredHeaders, unsignedHeaders)
v4.buildCanonicalString() // depends on canon headers / signed headers
v4.buildStringToSign() // depends on canon string
v4.buildSignature() // depends on string to sign
if v4.isPresign {
v4.Request.URL.RawQuery += "&X-Amz-Signature=" + v4.signature
} else {
parts := []string{
authHeaderPrefix + " Credential=" + v4.CredValues.AccessKeyID + "/" + v4.credentialString,
"SignedHeaders=" + v4.signedHeaders,
"Signature=" + v4.signature,
}
v4.Request.Header.Set("Authorization", strings.Join(parts, ", "))
}
}
func (v4 *signer) buildTime() {
v4.formattedTime = v4.Time.UTC().Format(timeFormat)
v4.formattedShortTime = v4.Time.UTC().Format(shortTimeFormat)
if v4.isPresign {
duration := int64(v4.ExpireTime / time.Second)
v4.Query.Set("X-Amz-Date", v4.formattedTime)
v4.Query.Set("X-Amz-Expires", strconv.FormatInt(duration, 10))
} else {
v4.Request.Header.Set("X-Amz-Date", v4.formattedTime)
}
}
func (v4 *signer) buildCredentialString() {
v4.credentialString = strings.Join([]string{
v4.formattedShortTime,
v4.Region,
v4.ServiceName,
"aws4_request",
}, "/")
if v4.isPresign {
v4.Query.Set("X-Amz-Credential", v4.CredValues.AccessKeyID+"/"+v4.credentialString)
}
}
func buildQuery(r rule, header http.Header) (url.Values, http.Header) {
query := url.Values{}
unsignedHeaders := http.Header{}
for k, h := range header {
if r.IsValid(k) {
query[k] = h
} else {
unsignedHeaders[k] = h
}
}
return query, unsignedHeaders
}
func (v4 *signer) buildCanonicalHeaders(r rule, header http.Header) {
var headers []string
headers = append(headers, "host")
for k, v := range header {
canonicalKey := http.CanonicalHeaderKey(k)
if !r.IsValid(canonicalKey) {
continue // ignored header
}
lowerCaseKey := strings.ToLower(k)
headers = append(headers, lowerCaseKey)
if v4.signedHeaderVals == nil {
v4.signedHeaderVals = make(http.Header)
}
v4.signedHeaderVals[lowerCaseKey] = v
}
sort.Strings(headers)
v4.signedHeaders = strings.Join(headers, ";")
if v4.isPresign {
v4.Query.Set("X-Amz-SignedHeaders", v4.signedHeaders)
}
headerValues := make([]string, len(headers))
for i, k := range headers {
if k == "host" {
headerValues[i] = "host:" + v4.Request.URL.Host
} else {
headerValues[i] = k + ":" +
strings.Join(v4.Request.Header[http.CanonicalHeaderKey(k)], ",")
}
}
v4.canonicalHeaders = strings.Join(headerValues, "\n")
}
func (v4 *signer) buildCanonicalString() {
v4.Request.URL.RawQuery = strings.Replace(v4.Query.Encode(), "+", "%20", -1)
uri := v4.Request.URL.Opaque
if uri != "" {
uri = "/" + strings.Join(strings.Split(uri, "/")[3:], "/")
} else {
uri = v4.Request.URL.Path
}
if uri == "" {
uri = "/"
}
if v4.ServiceName != "s3" {
uri = rest.EscapePath(uri, false)
}
v4.canonicalString = strings.Join([]string{
v4.Request.Method,
uri,
v4.Request.URL.RawQuery,
v4.canonicalHeaders + "\n",
v4.signedHeaders,
v4.bodyDigest(),
}, "\n")
}
func (v4 *signer) buildStringToSign() {
v4.stringToSign = strings.Join([]string{
authHeaderPrefix,
v4.formattedTime,
v4.credentialString,
hex.EncodeToString(makeSha256([]byte(v4.canonicalString))),
}, "\n")
}
func (v4 *signer) buildSignature() {
secret := v4.CredValues.SecretAccessKey
date := makeHmac([]byte("AWS4"+secret), []byte(v4.formattedShortTime))
region := makeHmac(date, []byte(v4.Region))
service := makeHmac(region, []byte(v4.ServiceName))
credentials := makeHmac(service, []byte("aws4_request"))
signature := makeHmac(credentials, []byte(v4.stringToSign))
v4.signature = hex.EncodeToString(signature)
}
func (v4 *signer) bodyDigest() string {
hash := v4.Request.Header.Get("X-Amz-Content-Sha256")
if hash == "" {
if v4.isPresign && v4.ServiceName == "s3" {
hash = "UNSIGNED-PAYLOAD"
} else if v4.Body == nil {
hash = hex.EncodeToString(makeSha256([]byte{}))
} else {
hash = hex.EncodeToString(makeSha256Reader(v4.Body))
}
v4.Request.Header.Add("X-Amz-Content-Sha256", hash)
}
return hash
}
// isRequestSigned returns if the request is currently signed or presigned
func (v4 *signer) isRequestSigned() bool {
if v4.isPresign && v4.Query.Get("X-Amz-Signature") != "" {
return true
}
if v4.Request.Header.Get("Authorization") != "" {
return true
}
return false
}
// unsign removes signing flags for both signed and presigned requests.
func (v4 *signer) removePresign() {
v4.Query.Del("X-Amz-Algorithm")
v4.Query.Del("X-Amz-Signature")
v4.Query.Del("X-Amz-Security-Token")
v4.Query.Del("X-Amz-Date")
v4.Query.Del("X-Amz-Expires")
v4.Query.Del("X-Amz-Credential")
v4.Query.Del("X-Amz-SignedHeaders")
}
func makeHmac(key []byte, data []byte) []byte {
hash := hmac.New(sha256.New, key)
hash.Write(data)
return hash.Sum(nil)
}
func makeSha256(data []byte) []byte {
hash := sha256.New()
hash.Write(data)
return hash.Sum(nil)
}
func makeSha256Reader(reader io.ReadSeeker) []byte {
hash := sha256.New()
start, _ := reader.Seek(0, 1)
defer reader.Seek(start, 0)
io.Copy(hash, reader)
return hash.Sum(nil)
}

18
vendor/github.com/aws/aws-sdk-go/service/cloudfront/sign/policy.go generated vendored
View File

@ -13,6 +13,7 @@ import (
"net/url"
"strings"
"time"
"unicode"
)
// An AWSEpochTime wraps a time value providing JSON serialization needed for
@ -110,6 +111,12 @@ func (p *Policy) Validate() error {
if s.Resource == "" {
return fmt.Errorf("statement at index %d does not have a resource", i)
}
if !isASCII(s.Resource) {
return fmt.Errorf("unable to sign resource, [%s]. "+
"Resources must only contain ascii characters. "+
"Hostnames with unicode should be encoded as Punycode, (e.g. golang.org/x/net/idna), "+
"and URL unicode path/query characters should be escaped.", s.Resource)
}
}
return nil
@ -120,7 +127,7 @@ func (p *Policy) Validate() error {
func CreateResource(scheme, u string) (string, error) {
scheme = strings.ToLower(scheme)
if scheme == "http" || scheme == "https" {
if scheme == "http" || scheme == "https" || scheme == "http*" || scheme == "*" {
return u, nil
}
@ -208,3 +215,12 @@ func awsEscapeEncoded(b []byte) {
}
}
}
func isASCII(u string) bool {
for _, c := range u {
if c > unicode.MaxASCII {
return false
}
}
return true
}

241
vendor/github.com/aws/aws-sdk-go/service/cloudfront/sign/sign_cookie.go generated vendored Normal file
View File

@ -0,0 +1,241 @@
package sign
import (
"crypto/rsa"
"fmt"
"net/http"
"strings"
"time"
)
const (
// CookiePolicyName name of the policy cookie
CookiePolicyName = "CloudFront-Policy"
// CookieSignatureName name of the signature cookie
CookieSignatureName = "CloudFront-Signature"
// CookieKeyIDName name of the signing Key ID cookie
CookieKeyIDName = "CloudFront-Key-Pair-Id"
)
// A CookieOptions optional additonal options that can be applied to the signed
// cookies.
type CookieOptions struct {
Path string
Domain string
Secure bool
}
// apply will integration the options provided into the base cookie options
// a new copy will be returned. The base CookieOption will not be modified.
func (o CookieOptions) apply(opts ...func(*CookieOptions)) CookieOptions {
if len(opts) == 0 {
return o
}
for _, opt := range opts {
opt(&o)
}
return o
}
// A CookieSigner provides signing utilities to sign Cookies for Amazon CloudFront
// resources. Using a private key and Credential Key Pair key ID the CookieSigner
// only needs to be created once per Credential Key Pair key ID and private key.
//
// More information about signed Cookies and their structure can be found at:
// http://docs.aws.amazon.com/AmazonCloudFront/latest/DeveloperGuide/private-content-setting-signed-cookie-custom-policy.html
//
// To sign a Cookie, create a CookieSigner with your private key and credential
// pair key ID. Once you have a CookieSigner instance you can call Sign or
// SignWithPolicy to sign the URLs.
//
// The signer is safe to use concurrently, but the optional cookies options
// are not safe to modify concurrently.
type CookieSigner struct {
keyID string
privKey *rsa.PrivateKey
Opts CookieOptions
}
// NewCookieSigner constructs and returns a new CookieSigner to be used to for
// signing Amazon CloudFront URL resources with.
func NewCookieSigner(keyID string, privKey *rsa.PrivateKey, opts ...func(*CookieOptions)) *CookieSigner {
signer := &CookieSigner{
keyID: keyID,
privKey: privKey,
Opts: CookieOptions{}.apply(opts...),
}
return signer
}
// Sign returns the cookies needed to allow user agents to make arbetrary
// requests to cloudfront for the resource(s) defined by the policy.
//
// Sign will create a CloudFront policy with only a resource and condition of
// DateLessThan equal to the expires time provided.
//
// The returned slice cookies should all be added to the Client's cookies or
// server's response.
//
// Example:
// s := NewCookieSigner(keyID, privKey)
//
// // Get Signed cookies for a resource that will expire in 1 hour
// cookies, err := s.Sign("*", time.Now().Add(1 * time.Hour))
// if err != nil {
// fmt.Println("failed to create signed cookies", err)
// return
// }
//
// // Or get Signed cookies for a resource that will expire in 1 hour
// // and set path and domain of cookies
// cookies, err := s.Sign("*", time.Now().Add(1 * time.Hour), func(o *sign.CookieOptions) {
// o.Path = "/"
// o.Domain = ".example.com"
// })
// if err != nil {
// fmt.Println("failed to create signed cookies", err)
// return
// }
//
// // Server Response via http.ResponseWriter
// for _, c := range cookies {
// http.SetCookie(w, c)
// }
//
// // Client request via the cookie jar
// if client.CookieJar != nil {
// for _, c := range cookies {
// client.Cookie(w, c)
// }
// }
func (s CookieSigner) Sign(u string, expires time.Time, opts ...func(*CookieOptions)) ([]*http.Cookie, error) {
scheme, err := cookieURLScheme(u)
if err != nil {
return nil, err
}
resource, err := CreateResource(scheme, u)
if err != nil {
return nil, err
}
p := NewCannedPolicy(resource, expires)
return createCookies(p, s.keyID, s.privKey, s.Opts.apply(opts...))
}
// Returns and validates the URL's scheme.
// http://docs.aws.amazon.com/AmazonCloudFront/latest/DeveloperGuide/private-content-setting-signed-cookie-custom-policy.html#private-content-custom-policy-statement-cookies
func cookieURLScheme(u string) (string, error) {
parts := strings.SplitN(u, "://", 2)
if len(parts) != 2 {
return "", fmt.Errorf("invalid cookie URL, missing scheme")
}
scheme := strings.ToLower(parts[0])
if scheme != "http" && scheme != "https" && scheme != "http*" {
return "", fmt.Errorf("invalid cookie URL scheme. Expect http, https, or http*. Go, %s", scheme)
}
return scheme, nil
}
// SignWithPolicy returns the cookies needed to allow user agents to make
// arbetrairy requets to cloudfront for the resource(s) defined by the policy.
//
// The returned slice cookies should all be added to the Client's cookies or
// server's response.
//
// Example:
// s := NewCookieSigner(keyID, privKey)
//
// policy := &sign.Policy{
// Statements: []sign.Statement{
// {
// // Read the provided documentation on how to set this
// // correctly, you'll probably want to use wildcards.
// Resource: RawCloudFrontURL,
// Condition: sign.Condition{
// // Optional IP source address range
// IPAddress: &sign.IPAddress{SourceIP: "192.0.2.0/24"},
// // Optional date URL is not valid until
// DateGreaterThan: &sign.AWSEpochTime{time.Now().Add(30 * time.Minute)},
// // Required date the URL will expire after
// DateLessThan: &sign.AWSEpochTime{time.Now().Add(1 * time.Hour)},
// },
// },
// },
// }
//
// // Get Signed cookies for a resource that will expire in 1 hour
// cookies, err := s.SignWithPolicy(policy)
// if err != nil {
// fmt.Println("failed to create signed cookies", err)
// return
// }
//
// // Or get Signed cookies for a resource that will expire in 1 hour
// // and set path and domain of cookies
// cookies, err := s.Sign(policy, func(o *sign.CookieOptions) {
// o.Path = "/"
// o.Domain = ".example.com"
// })
// if err != nil {
// fmt.Println("failed to create signed cookies", err)
// return
// }
//
// // Server Response via http.ResponseWriter
// for _, c := range cookies {
// http.SetCookie(w, c)
// }
//
// // Client request via the cookie jar
// if client.CookieJar != nil {
// for _, c := range cookies {
// client.Cookie(w, c)
// }
// }
func (s CookieSigner) SignWithPolicy(p *Policy, opts ...func(*CookieOptions)) ([]*http.Cookie, error) {
return createCookies(p, s.keyID, s.privKey, s.Opts.apply(opts...))
}
// Prepares the cookies to be attached to the header. An (optional) options
// struct is provided in case people don't want to manually edit their cookies.
func createCookies(p *Policy, keyID string, privKey *rsa.PrivateKey, opt CookieOptions) ([]*http.Cookie, error) {
b64Sig, b64Policy, err := p.Sign(privKey)
if err != nil {
return nil, err
}
// Creates proper cookies
cPolicy := &http.Cookie{
Name: CookiePolicyName,
Value: string(b64Policy),
HttpOnly: true,
}
cSignature := &http.Cookie{
Name: CookieSignatureName,
Value: string(b64Sig),
HttpOnly: true,
}
cKey := &http.Cookie{
Name: CookieKeyIDName,
Value: keyID,
HttpOnly: true,
}
cookies := []*http.Cookie{cPolicy, cSignature, cKey}
// Applie the cookie options
for _, c := range cookies {
c.Path = opt.Path
c.Domain = opt.Domain
c.Secure = opt.Secure
}
return cookies, nil
}

16
vendor/github.com/aws/aws-sdk-go/service/cloudfront/sign/sign_url.go generated vendored
View File

@ -90,19 +90,19 @@ func (s URLSigner) Sign(url string, expires time.Time) (string, error) {
// // Sign URL to be valid for 30 minutes from now, expires one hour from now, and
// // restricted to the 192.0.2.0/24 IP address range.
// policy := &sign.Policy{
// Statements: []Statement{
// Statements: []sign.Statement{
// {
// Resource: rawURL,
// Condition: Condition{
// Condition: sign.Condition{
// // Optional IP source address range
// IPAddress: &IPAddress{SourceIP: "192.0.2.0/24"},
// IPAddress: &sign.IPAddress{SourceIP: "192.0.2.0/24"},
// // Optional date URL is not valid until
// DateGreaterThan: &AWSEpochTime{time.Now().Add(30 * time.Minute)},
// DateGreaterThan: &sign.AWSEpochTime{time.Now().Add(30 * time.Minute)},
// // Required date the URL will expire after
// DateLessThan: &AWSEpochTime{time.Now().Add(1 * time.Hour)},
// }
// }
// }
// DateLessThan: &sign.AWSEpochTime{time.Now().Add(1 * time.Hour)},
// },
// },
// },
// }
//
// signer := sign.NewURLSigner(keyID, privKey)

3352
vendor/github.com/aws/aws-sdk-go/service/s3/api.go generated vendored
View File

File diff suppressed because it is too large Load Diff

57
vendor/github.com/aws/aws-sdk-go/service/s3/customizations.go generated vendored
View File

@ -6,32 +6,41 @@ import (
)
func init() {
initClient = func(c *client.Client) {
// Support building custom host-style bucket endpoints
c.Handlers.Build.PushFront(updateHostWithBucket)
initClient = defaultInitClientFn
initRequest = defaultInitRequestFn
}
// Require SSL when using SSE keys
c.Handlers.Validate.PushBack(validateSSERequiresSSL)
c.Handlers.Build.PushBack(computeSSEKeys)
func defaultInitClientFn(c *client.Client) {
// Support building custom endpoints based on config
c.Handlers.Build.PushFront(updateEndpointForS3Config)
// S3 uses custom error unmarshaling logic
c.Handlers.UnmarshalError.Clear()
c.Handlers.UnmarshalError.PushBack(unmarshalError)
}
// Require SSL when using SSE keys
c.Handlers.Validate.PushBack(validateSSERequiresSSL)
c.Handlers.Build.PushBack(computeSSEKeys)
initRequest = func(r *request.Request) {
switch r.Operation.Name {
case opPutBucketCors, opPutBucketLifecycle, opPutBucketPolicy, opPutBucketTagging, opDeleteObjects, opPutBucketLifecycleConfiguration:
// These S3 operations require Content-MD5 to be set
r.Handlers.Build.PushBack(contentMD5)
case opGetBucketLocation:
// GetBucketLocation has custom parsing logic
r.Handlers.Unmarshal.PushFront(buildGetBucketLocation)
case opCreateBucket:
// Auto-populate LocationConstraint with current region
r.Handlers.Validate.PushFront(populateLocationConstraint)
case opCopyObject, opUploadPartCopy, opCompleteMultipartUpload:
r.Handlers.Unmarshal.PushFront(copyMultipartStatusOKUnmarhsalError)
}
// S3 uses custom error unmarshaling logic
c.Handlers.UnmarshalError.Clear()
c.Handlers.UnmarshalError.PushBack(unmarshalError)
}
func defaultInitRequestFn(r *request.Request) {
// Add reuest handlers for specific platforms.
// e.g. 100-continue support for PUT requests using Go 1.6
platformRequestHandlers(r)
switch r.Operation.Name {
case opPutBucketCors, opPutBucketLifecycle, opPutBucketPolicy,
opPutBucketTagging, opDeleteObjects, opPutBucketLifecycleConfiguration,
opPutBucketReplication:
// These S3 operations require Content-MD5 to be set
r.Handlers.Build.PushBack(contentMD5)
case opGetBucketLocation:
// GetBucketLocation has custom parsing logic
r.Handlers.Unmarshal.PushFront(buildGetBucketLocation)
case opCreateBucket:
// Auto-populate LocationConstraint with current region
r.Handlers.Validate.PushFront(populateLocationConstraint)
case opCopyObject, opUploadPartCopy, opCompleteMultipartUpload:
r.Handlers.Unmarshal.PushFront(copyMultipartStatusOKUnmarhsalError)
}
}

165
vendor/github.com/aws/aws-sdk-go/service/s3/host_style_bucket.go generated vendored
View File

@ -1,14 +1,124 @@
package s3
import (
"fmt"
"net/url"
"regexp"
"strings"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/awserr"
"github.com/aws/aws-sdk-go/aws/awsutil"
"github.com/aws/aws-sdk-go/aws/request"
)
// an operationBlacklist is a list of operation names that should a
// request handler should not be executed with.
type operationBlacklist []string
// Continue will return true of the Request's operation name is not
// in the blacklist. False otherwise.
func (b operationBlacklist) Continue(r *request.Request) bool {
for i := 0; i < len(b); i++ {
if b[i] == r.Operation.Name {
return false
}
}
return true
}
var accelerateOpBlacklist = operationBlacklist{
opListBuckets, opCreateBucket, opDeleteBucket,
}
// Request handler to automatically add the bucket name to the endpoint domain
// if possible. This style of bucket is valid for all bucket names which are
// DNS compatible and do not contain "."
func updateEndpointForS3Config(r *request.Request) {
forceHostStyle := aws.BoolValue(r.Config.S3ForcePathStyle)
accelerate := aws.BoolValue(r.Config.S3UseAccelerate)
if accelerate && accelerateOpBlacklist.Continue(r) {
if forceHostStyle {
if r.Config.Logger != nil {
r.Config.Logger.Log("ERROR: aws.Config.S3UseAccelerate is not compatible with aws.Config.S3ForcePathStyle, ignoring S3ForcePathStyle.")
}
}
updateEndpointForAccelerate(r)
} else if !forceHostStyle && r.Operation.Name != opGetBucketLocation {
updateEndpointForHostStyle(r)
}
}
func updateEndpointForHostStyle(r *request.Request) {
bucket, ok := bucketNameFromReqParams(r.Params)
if !ok {
// Ignore operation requests if the bucketname was not provided
// if this is an input validation error the validation handler
// will report it.
return
}
if !hostCompatibleBucketName(r.HTTPRequest.URL, bucket) {
// bucket name must be valid to put into the host
return
}
moveBucketToHost(r.HTTPRequest.URL, bucket)
}
func updateEndpointForAccelerate(r *request.Request) {
bucket, ok := bucketNameFromReqParams(r.Params)
if !ok {
// Ignore operation requests if the bucketname was not provided
// if this is an input validation error the validation handler
// will report it.
return
}
if !hostCompatibleBucketName(r.HTTPRequest.URL, bucket) {
r.Error = awserr.New("InvalidParameterException",
fmt.Sprintf("bucket name %s is not compatibile with S3 Accelerate", bucket),
nil)
return
}
// Change endpoint from s3(-[a-z0-1-])?.amazonaws.com to s3-accelerate.amazonaws.com
r.HTTPRequest.URL.Host = replaceHostRegion(r.HTTPRequest.URL.Host, "accelerate")
moveBucketToHost(r.HTTPRequest.URL, bucket)
}
// Attempts to retrieve the bucket name from the request input parameters.
// If no bucket is found, or the field is empty "", false will be returned.
func bucketNameFromReqParams(params interface{}) (string, bool) {
b, _ := awsutil.ValuesAtPath(params, "Bucket")
if len(b) == 0 {
return "", false
}
if bucket, ok := b[0].(*string); ok {
if bucketStr := aws.StringValue(bucket); bucketStr != "" {
return bucketStr, true
}
}
return "", false
}
// hostCompatibleBucketName returns true if the request should
// put the bucket in the host. This is false if S3ForcePathStyle is
// explicitly set or if the bucket is not DNS compatible.
func hostCompatibleBucketName(u *url.URL, bucket string) bool {
// Bucket might be DNS compatible but dots in the hostname will fail
// certificate validation, so do not use host-style.
if u.Scheme == "https" && strings.Contains(bucket, ".") {
return false
}
// if the bucket is DNS compatible
return dnsCompatibleBucketName(bucket)
}
var reDomain = regexp.MustCompile(`^[a-z0-9][a-z0-9\.\-]{1,61}[a-z0-9]$`)
var reIPAddress = regexp.MustCompile(`^(\d+\.){3}\d+$`)
@ -20,41 +130,36 @@ func dnsCompatibleBucketName(bucket string) bool {
!strings.Contains(bucket, "..")
}
// hostStyleBucketName returns true if the request should put the bucket in
// the host. This is false if S3ForcePathStyle is explicitly set or if the
// bucket is not DNS compatible.
func hostStyleBucketName(r *request.Request, bucket string) bool {
if aws.BoolValue(r.Config.S3ForcePathStyle) {
return false
// moveBucketToHost moves the bucket name from the URI path to URL host.
func moveBucketToHost(u *url.URL, bucket string) {
u.Host = bucket + "." + u.Host
u.Path = strings.Replace(u.Path, "/{Bucket}", "", -1)
if u.Path == "" {
u.Path = "/"
}
// Bucket might be DNS compatible but dots in the hostname will fail
// certificate validation, so do not use host-style.
if r.HTTPRequest.URL.Scheme == "https" && strings.Contains(bucket, ".") {
return false
}
// GetBucketLocation should be able to be called from any region within
// a partition, and return the associated region of the bucket.
if r.Operation.Name == opGetBucketLocation {
return false
}
// Use host-style if the bucket is DNS compatible
return dnsCompatibleBucketName(bucket)
}
func updateHostWithBucket(r *request.Request) {
b, _ := awsutil.ValuesAtPath(r.Params, "Bucket")
if len(b) == 0 {
return
const s3HostPrefix = "s3"
// replaceHostRegion replaces the S3 region string in the host with the
// value provided. If v is empty the host prefix returned will be s3.
func replaceHostRegion(host, v string) string {
if !strings.HasPrefix(host, s3HostPrefix) {
return host
}
if bucket := b[0].(*string); aws.StringValue(bucket) != "" && hostStyleBucketName(r, *bucket) {
r.HTTPRequest.URL.Host = *bucket + "." + r.HTTPRequest.URL.Host
r.HTTPRequest.URL.Path = strings.Replace(r.HTTPRequest.URL.Path, "/{Bucket}", "", -1)
if r.HTTPRequest.URL.Path == "" {
r.HTTPRequest.URL.Path = "/"
suffix := host[len(s3HostPrefix):]
for i := len(s3HostPrefix); i < len(host); i++ {
if host[i] == '.' {
// Trim until '.' leave the it in place.
suffix = host[i:]
break
}
}
if len(v) == 0 {
return fmt.Sprintf("s3%s", suffix)
}
return fmt.Sprintf("s3-%s%s", v, suffix)
}

8
vendor/github.com/aws/aws-sdk-go/service/s3/platform_handlers.go generated vendored Normal file
View File

@ -0,0 +1,8 @@
// +build !go1.6
package s3
import "github.com/aws/aws-sdk-go/aws/request"
func platformRequestHandlers(r *request.Request) {
}

28
vendor/github.com/aws/aws-sdk-go/service/s3/platform_handlers_go1.6.go generated vendored Normal file
View File

@ -0,0 +1,28 @@
// +build go1.6
package s3
import (
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/request"
)
func platformRequestHandlers(r *request.Request) {
if r.Operation.HTTPMethod == "PUT" {
// 100-Continue should only be used on put requests.
r.Handlers.Sign.PushBack(add100Continue)
}
}
func add100Continue(r *request.Request) {
if aws.BoolValue(r.Config.S3Disable100Continue) {
return
}
if r.HTTPRequest.ContentLength < 1024*1024*2 {
// Ignore requests smaller than 2MB. This helps prevent delaying
// requests unnecessarily.
return
}
r.HTTPRequest.Header.Set("Expect", "100-Continue")
}

4
vendor/github.com/aws/aws-sdk-go/service/s3/service.go generated vendored
View File

@ -7,8 +7,8 @@ import (
"github.com/aws/aws-sdk-go/aws/client"
"github.com/aws/aws-sdk-go/aws/client/metadata"
"github.com/aws/aws-sdk-go/aws/request"
"github.com/aws/aws-sdk-go/aws/signer/v4"
"github.com/aws/aws-sdk-go/private/protocol/restxml"
"github.com/aws/aws-sdk-go/private/signer/v4"
)
// S3 is a client for Amazon S3.
@ -58,7 +58,7 @@ func newClient(cfg aws.Config, handlers request.Handlers, endpoint, signingRegio
}
// Handlers
svc.Handlers.Sign.PushBack(v4.Sign)
svc.Handlers.Sign.PushBackNamed(v4.SignRequestHandler)
svc.Handlers.Build.PushBackNamed(restxml.BuildHandler)
svc.Handlers.Unmarshal.PushBackNamed(restxml.UnmarshalHandler)
svc.Handlers.UnmarshalMeta.PushBackNamed(restxml.UnmarshalMetaHandler)

2
vendor/github.com/aws/aws-sdk-go/service/s3/unmarshal_error.go generated vendored
View File

@ -4,6 +4,7 @@ import (
"encoding/xml"
"fmt"
"io"
"io/ioutil"
"net/http"
"strings"
@ -20,6 +21,7 @@ type xmlErrorResponse struct {
func unmarshalError(r *request.Request) {
defer r.HTTPResponse.Body.Close()
defer io.Copy(ioutil.Discard, r.HTTPResponse.Body)
if r.HTTPResponse.StatusCode == http.StatusMovedPermanently {
r.Error = awserr.NewRequestFailure(

6
vendor/github.com/aws/aws-sdk-go/service/s3/waiters.go generated vendored
View File

@ -18,6 +18,12 @@ func (c *S3) WaitUntilBucketExists(input *HeadBucketInput) error {
Argument: "",
Expected: 200,
},
{
State: "success",
Matcher: "status",
Argument: "",
Expected: 301,
},
{
State: "success",
Matcher: "status",

0
vendor/github.com/go-ini/ini/.gitignore → vendor/github.com/aws/aws-sdk-go/vendor/github.com/go-ini/ini/.gitignore generated vendored
View File

0
vendor/github.com/go-ini/ini/LICENSE → vendor/github.com/aws/aws-sdk-go/vendor/github.com/go-ini/ini/LICENSE generated vendored
View File

36
vendor/github.com/go-ini/ini/README.md → vendor/github.com/aws/aws-sdk-go/vendor/github.com/go-ini/ini/README.md generated vendored
View File

@ -22,20 +22,8 @@ Package ini provides INI file read and write functionality in Go.
## Installation
To use a tagged revision:
go get gopkg.in/ini.v1
To use with latest changes:
go get github.com/go-ini/ini
### Testing
If you want to test on your machine, please apply `-t` flag:
go get -t gopkg.in/ini.v1
## Getting Started
### Loading from data sources
@ -107,12 +95,6 @@ Same rule applies to key operations:
key := cfg.Section("").Key("key name")
```
To check if a key exists:
```go
yes := cfg.Section("").HasKey("key name")
```
To create a new key:
```go
@ -151,24 +133,12 @@ val := cfg.Section("").Key("key name").Validate(func(in string) string {
})
```
If you do not want any auto-transformation (such as recursive read) for the values, you can get raw value directly (this way you get much better performance):
```go
val := cfg.Section("").Key("key name").Value()
```
To check if raw value exists:
```go
yes := cfg.Section("").HasValue("test value")
```
To get value with types:
```go
// For boolean values:
// true when value is: 1, t, T, TRUE, true, True, YES, yes, Yes, y, ON, on, On
// false when value is: 0, f, F, FALSE, false, False, NO, no, No, n, OFF, off, Off
// true when value is: 1, t, T, TRUE, true, True, YES, yes, Yes, ON, on, On
// false when value is: 0, f, F, FALSE, false, False, NO, no, No, OFF, off, Off
v, err = cfg.Section("").Key("BOOL").Bool()
v, err = cfg.Section("").Key("FLOAT64").Float64()
v, err = cfg.Section("").Key("INT").Int()
@ -494,7 +464,7 @@ type Info struct {
}
func main() {
err = ini.MapToWithMapper(&Info{}, ini.TitleUnderscore, []byte("package_name=ini"))
err = ini.MapToWithMapper(&Info{}, ini.TitleUnderscore, []byte("packag_name=ini"))
// ...
cfg, err := ini.Load([]byte("PACKAGE_NAME=ini"))

36
vendor/github.com/go-ini/ini/README_ZH.md → vendor/github.com/aws/aws-sdk-go/vendor/github.com/go-ini/ini/README_ZH.md generated vendored
View File

@ -15,20 +15,8 @@
## 下载安装
使用一个特定版本：
go get gopkg.in/ini.v1
使用最新版：
go get github.com/go-ini/ini
### 测试安装
如果您想要在自己的机器上运行测试，请使用 `-t` 标记：
go get -t gopkg.in/ini.v1
## 开始使用
### 从数据源加载
@ -100,12 +88,6 @@ key, err := cfg.Section("").GetKey("key name")
key := cfg.Section("").Key("key name")
```
判断某个键是否存在：
```go
yes := cfg.Section("").HasKey("key name")
```
创建一个新的键：
```go
@ -144,24 +126,12 @@ val := cfg.Section("").Key("key name").Validate(func(in string) string {
})
```
如果您不需要任何对值的自动转变功能（例如递归读取），可以直接获取原值（这种方式性能最佳）：
```go
val := cfg.Section("").Key("key name").Value()
```
判断某个原值是否存在：
```go
yes := cfg.Section("").HasValue("test value")
```
获取其它类型的值：
```go
// 布尔值的规则：
// true 当值为：1, t, T, TRUE, true, True, YES, yes, Yes, y, ON, on, On
// false 当值为：0, f, F, FALSE, false, False, NO, no, No, n, OFF, off, Off
// true 当值为：1, t, T, TRUE, true, True, YES, yes, Yes, ON, on, On
// false 当值为：0, f, F, FALSE, false, False, NO, no, No, OFF, off, Off
v, err = cfg.Section("").Key("BOOL").Bool()
v, err = cfg.Section("").Key("FLOAT64").Float64()
v, err = cfg.Section("").Key("INT").Int()
@ -485,7 +455,7 @@ type Info struct{
}
func main() {
err = ini.MapToWithMapper(&Info{}, ini.TitleUnderscore, []byte("package_name=ini"))
err = ini.MapToWithMapper(&Info{}, ini.TitleUnderscore, []byte("packag_name=ini"))
// ...
cfg, err := ini.Load([]byte("PACKAGE_NAME=ini"))

313
vendor/github.com/go-ini/ini/ini.go → vendor/github.com/aws/aws-sdk-go/vendor/github.com/go-ini/ini/ini.go generated vendored
View File

@ -16,6 +16,7 @@
package ini
import (
"bufio"
"bytes"
"errors"
"fmt"
@ -34,7 +35,7 @@ const (
// Maximum allowed depth when recursively substituing variable names.
_DEPTH_VALUES = 99
_VERSION = "1.8.6"
_VERSION = "1.6.0"
)
func Version() string {
@ -163,14 +164,14 @@ func (k *Key) Validate(fn func(string) string) string {
// parseBool returns the boolean value represented by the string.
//
// It accepts 1, t, T, TRUE, true, True, YES, yes, Yes, y, ON, on, On,
// 0, f, F, FALSE, false, False, NO, no, No, n, OFF, off, Off.
// It accepts 1, t, T, TRUE, true, True, YES, yes, Yes, ON, on, On,
// 0, f, F, FALSE, false, False, NO, no, No, OFF, off, Off.
// Any other value returns an error.
func parseBool(str string) (value bool, err error) {
switch str {
case "1", "t", "T", "true", "TRUE", "True", "YES", "yes", "Yes", "y", "ON", "on", "On":
case "1", "t", "T", "true", "TRUE", "True", "YES", "yes", "Yes", "ON", "on", "On":
return true, nil
case "0", "f", "F", "false", "FALSE", "False", "NO", "no", "No", "n", "OFF", "off", "Off":
case "0", "f", "F", "false", "FALSE", "False", "NO", "no", "No", "OFF", "off", "Off":
return false, nil
}
return false, fmt.Errorf("parsing \"%s\": invalid syntax", str)
@ -453,7 +454,7 @@ func (k *Key) RangeTime(defaultVal, min, max time.Time) time.Time {
return k.RangeTimeFormat(time.RFC3339, defaultVal, min, max)
}
// Strings returns list of string divided by given delimiter.
// Strings returns list of string devide by given delimiter.
func (k *Key) Strings(delim string) []string {
str := k.String()
if len(str) == 0 {
@ -467,7 +468,7 @@ func (k *Key) Strings(delim string) []string {
return vals
}
// Float64s returns list of float64 divided by given delimiter.
// Float64s returns list of float64 devide by given delimiter.
func (k *Key) Float64s(delim string) []float64 {
strs := k.Strings(delim)
vals := make([]float64, len(strs))
@ -477,7 +478,7 @@ func (k *Key) Float64s(delim string) []float64 {
return vals
}
// Ints returns list of int divided by given delimiter.
// Ints returns list of int devide by given delimiter.
func (k *Key) Ints(delim string) []int {
strs := k.Strings(delim)
vals := make([]int, len(strs))
@ -487,7 +488,7 @@ func (k *Key) Ints(delim string) []int {
return vals
}
// Int64s returns list of int64 divided by given delimiter.
// Int64s returns list of int64 devide by given delimiter.
func (k *Key) Int64s(delim string) []int64 {
strs := k.Strings(delim)
vals := make([]int64, len(strs))
@ -497,18 +498,18 @@ func (k *Key) Int64s(delim string) []int64 {
return vals
}
// Uints returns list of uint divided by given delimiter.
// Uints returns list of uint devide by given delimiter.
func (k *Key) Uints(delim string) []uint {
strs := k.Strings(delim)
vals := make([]uint, len(strs))
for i := range strs {
u, _ := strconv.ParseUint(strs[i], 10, 0)
u, _ := strconv.ParseUint(strs[i], 10, 64)
vals[i] = uint(u)
}
return vals
}
// Uint64s returns list of uint64 divided by given delimiter.
// Uint64s returns list of uint64 devide by given delimiter.
func (k *Key) Uint64s(delim string) []uint64 {
strs := k.Strings(delim)
vals := make([]uint64, len(strs))
@ -518,7 +519,7 @@ func (k *Key) Uint64s(delim string) []uint64 {
return vals
}
// TimesFormat parses with given format and returns list of time.Time divided by given delimiter.
// TimesFormat parses with given format and returns list of time.Time devide by given delimiter.
func (k *Key) TimesFormat(format, delim string) []time.Time {
strs := k.Strings(delim)
vals := make([]time.Time, len(strs))
@ -528,20 +529,14 @@ func (k *Key) TimesFormat(format, delim string) []time.Time {
return vals
}
// Times parses with RFC3339 format and returns list of time.Time divided by given delimiter.
// Times parses with RFC3339 format and returns list of time.Time devide by given delimiter.
func (k *Key) Times(delim string) []time.Time {
return k.TimesFormat(time.RFC3339, delim)
}
// SetValue changes key value.
func (k *Key) SetValue(v string) {
if k.s.f.BlockMode {
k.s.f.lock.Lock()
defer k.s.f.lock.Unlock()
}
k.value = v
k.s.keysHash[k.name] = v
}
// _________ __ .__
@ -623,32 +618,6 @@ func (s *Section) GetKey(name string) (*Key, error) {
return key, nil
}
// HasKey returns true if section contains a key with given name.
func (s *Section) HasKey(name string) bool {
key, _ := s.GetKey(name)
return key != nil
}
// Haskey is a backwards-compatible name for HasKey.
func (s *Section) Haskey(name string) bool {
return s.HasKey(name)
}
// HasValue returns true if section contains given raw value.
func (s *Section) HasValue(value string) bool {
if s.f.BlockMode {
s.f.lock.RLock()
defer s.f.lock.RUnlock()
}
for _, k := range s.keys {
if value == k.value {
return true
}
}
return false
}
// Key assumes named Key exists in section and returns a zero-value when not.
func (s *Section) Key(name string) *Key {
key, err := s.GetKey(name)
@ -768,10 +737,7 @@ func Load(source interface{}, others ...interface{}) (_ *File, err error) {
}
}
f := newFile(sources)
if err = f.Reload(); err != nil {
return nil, err
}
return f, nil
return f, f.Reload()
}
// Empty returns an empty file object.
@ -877,6 +843,240 @@ func (f *File) DeleteSection(name string) {
}
}
func cutComment(str string) string {
i := strings.Index(str, "#")
if i == -1 {
return str
}
return str[:i]
}
func checkMultipleLines(buf *bufio.Reader, line, val, valQuote string) (string, error) {
isEnd := false
for {
next, err := buf.ReadString('\n')
if err != nil {
if err != io.EOF {
return "", err
}
isEnd = true
}
pos := strings.LastIndex(next, valQuote)
if pos > -1 {
val += next[:pos]
break
}
val += next
if isEnd {
return "", fmt.Errorf("error parsing line: missing closing key quote from '%s' to '%s'", line, next)
}
}
return val, nil
}
func checkContinuationLines(buf *bufio.Reader, val string) (string, bool, error) {
isEnd := false
for {
valLen := len(val)
if valLen == 0 || val[valLen-1] != '\\' {
break
}
val = val[:valLen-1]
next, err := buf.ReadString('\n')
if err != nil {
if err != io.EOF {
return "", isEnd, err
}
isEnd = true
}
next = strings.TrimSpace(next)
if len(next) == 0 {
break
}
val += next
}
return val, isEnd, nil
}
// parse parses data through an io.Reader.
func (f *File) parse(reader io.Reader) error {
buf := bufio.NewReader(reader)
// Handle BOM-UTF8.
// http://en.wikipedia.org/wiki/Byte_order_mark#Representations_of_byte_order_marks_by_encoding
mask, err := buf.Peek(3)
if err == nil && len(mask) >= 3 && mask[0] == 239 && mask[1] == 187 && mask[2] == 191 {
buf.Read(mask)
}
count := 1
comments := ""
isEnd := false
section, err := f.NewSection(DEFAULT_SECTION)
if err != nil {
return err
}
for {
line, err := buf.ReadString('\n')
line = strings.TrimSpace(line)
length := len(line)
// Check error and ignore io.EOF just for a moment.
if err != nil {
if err != io.EOF {
return fmt.Errorf("error reading next line: %v", err)
}
// The last line of file could be an empty line.
if length == 0 {
break
}
isEnd = true
}
// Skip empty lines.
if length == 0 {
continue
}
switch {
case line[0] == '#' || line[0] == ';': // Comments.
if len(comments) == 0 {
comments = line
} else {
comments += LineBreak + line
}
continue
case line[0] == '[' && line[length-1] == ']': // New sction.
section, err = f.NewSection(strings.TrimSpace(line[1 : length-1]))
if err != nil {
return err
}
if len(comments) > 0 {
section.Comment = comments
comments = ""
}
// Reset counter.
count = 1
continue
}
// Other possibilities.
var (
i int
keyQuote string
kname string
valQuote string
val string
)
// Key name surrounded by quotes.
if line[0] == '"' {
if length > 6 && line[0:3] == `"""` {
keyQuote = `"""`
} else {
keyQuote = `"`
}
} else if line[0] == '`' {
keyQuote = "`"
}
if len(keyQuote) > 0 {
qLen := len(keyQuote)
pos := strings.Index(line[qLen:], keyQuote)
if pos == -1 {
return fmt.Errorf("error parsing line: missing closing key quote: %s", line)
}
pos = pos + qLen
i = strings.IndexAny(line[pos:], "=:")
if i < 0 {
return fmt.Errorf("error parsing line: key-value delimiter not found: %s", line)
} else if i == pos {
return fmt.Errorf("error parsing line: key is empty: %s", line)
}
i = i + pos
kname = line[qLen:pos] // Just keep spaces inside quotes.
} else {
i = strings.IndexAny(line, "=:")
if i < 0 {
return fmt.Errorf("error parsing line: key-value delimiter not found: %s", line)
} else if i == 0 {
return fmt.Errorf("error parsing line: key is empty: %s", line)
}
kname = strings.TrimSpace(line[0:i])
}
isAutoIncr := false
// Auto increment.
if kname == "-" {
isAutoIncr = true
kname = "#" + fmt.Sprint(count)
count++
}
lineRight := strings.TrimSpace(line[i+1:])
lineRightLength := len(lineRight)
firstChar := ""
if lineRightLength >= 2 {
firstChar = lineRight[0:1]
}
if firstChar == "`" {
valQuote = "`"
} else if firstChar == `"` {
if lineRightLength >= 3 && lineRight[0:3] == `"""` {
valQuote = `"""`
} else {
valQuote = `"`
}
} else if firstChar == `'` {
valQuote = `'`
}
if len(valQuote) > 0 {
qLen := len(valQuote)
pos := strings.LastIndex(lineRight[qLen:], valQuote)
// For multiple-line value check.
if pos == -1 {
if valQuote == `"` || valQuote == `'` {
return fmt.Errorf("error parsing line: single quote does not allow multiple-line value: %s", line)
}
val = lineRight[qLen:] + "\n"
val, err = checkMultipleLines(buf, line, val, valQuote)
if err != nil {
return err
}
} else {
val = lineRight[qLen : pos+qLen]
}
} else {
val = strings.TrimSpace(cutComment(lineRight))
val, isEnd, err = checkContinuationLines(buf, val)
if err != nil {
return err
}
}
k, err := section.NewKey(kname, val)
if err != nil {
return err
}
k.isAutoIncr = isAutoIncr
if len(comments) > 0 {
k.Comment = comments
comments = ""
}
if isEnd {
break
}
}
return nil
}
func (f *File) reload(s dataSource) error {
r, err := s.ReadCloser()
if err != nil {
@ -966,18 +1166,17 @@ func (f *File) WriteToIndent(w io.Writer, indent string) (n int64, err error) {
switch {
case key.isAutoIncr:
kname = "-"
case strings.ContainsAny(kname, "\"=:"):
kname = "`" + kname + "`"
case strings.Contains(kname, "`"):
case strings.Contains(kname, "`") || strings.Contains(kname, `"`):
kname = `"""` + kname + `"""`
case strings.Contains(kname, `=`) || strings.Contains(kname, `:`):
kname = "`" + kname + "`"
}
val := key.value
// In case key value contains "\n", "`", "\"", "#" or ";".
if strings.ContainsAny(val, "\n`") {
// In case key value contains "\n", "`" or "\"".
if strings.Contains(val, "\n") || strings.Contains(val, "`") || strings.Contains(val, `"`) ||
strings.Contains(val, "#") {
val = `"""` + val + `"""`
} else if strings.ContainsAny(val, "#;") {
val = "`" + val + "`"
}
if _, err = buf.WriteString(kname + equalSign + val + LineBreak); err != nil {
return 0, err

5
vendor/github.com/go-ini/ini/struct.go → vendor/github.com/aws/aws-sdk-go/vendor/github.com/go-ini/ini/struct.go generated vendored
View File

@ -94,14 +94,13 @@ func setWithProperType(t reflect.Type, key *Key, field reflect.Value, delim stri
field.SetBool(boolVal)
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
durationVal, err := key.Duration()
// Skip zero value
if err == nil && int(durationVal) > 0 {
if err == nil {
field.Set(reflect.ValueOf(durationVal))
return nil
}
intVal, err := key.Int64()
if err != nil || intVal == 0 {
if err != nil {
return nil
}
field.SetInt(intVal)

0
vendor/github.com/jmespath/go-jmespath/.gitignore → vendor/github.com/aws/aws-sdk-go/vendor/github.com/jmespath/go-jmespath/.gitignore generated vendored
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0
vendor/github.com/jmespath/go-jmespath/.travis.yml → vendor/github.com/aws/aws-sdk-go/vendor/github.com/jmespath/go-jmespath/.travis.yml generated vendored
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0
vendor/github.com/jmespath/go-jmespath/LICENSE → vendor/github.com/aws/aws-sdk-go/vendor/github.com/jmespath/go-jmespath/LICENSE generated vendored
View File

0
vendor/github.com/jmespath/go-jmespath/Makefile → vendor/github.com/aws/aws-sdk-go/vendor/github.com/jmespath/go-jmespath/Makefile generated vendored
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0
vendor/github.com/jmespath/go-jmespath/README.md → vendor/github.com/aws/aws-sdk-go/vendor/github.com/jmespath/go-jmespath/README.md generated vendored
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0
vendor/github.com/jmespath/go-jmespath/api.go → vendor/github.com/aws/aws-sdk-go/vendor/github.com/jmespath/go-jmespath/api.go generated vendored
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0
vendor/github.com/jmespath/go-jmespath/astnodetype_string.go → vendor/github.com/aws/aws-sdk-go/vendor/github.com/jmespath/go-jmespath/astnodetype_string.go generated vendored
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0
vendor/github.com/jmespath/go-jmespath/functions.go → vendor/github.com/aws/aws-sdk-go/vendor/github.com/jmespath/go-jmespath/functions.go generated vendored
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0
vendor/github.com/jmespath/go-jmespath/interpreter.go → vendor/github.com/aws/aws-sdk-go/vendor/github.com/jmespath/go-jmespath/interpreter.go generated vendored
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0
vendor/github.com/jmespath/go-jmespath/lexer.go → vendor/github.com/aws/aws-sdk-go/vendor/github.com/jmespath/go-jmespath/lexer.go generated vendored
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0
vendor/github.com/jmespath/go-jmespath/parser.go → vendor/github.com/aws/aws-sdk-go/vendor/github.com/jmespath/go-jmespath/parser.go generated vendored
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0
vendor/github.com/jmespath/go-jmespath/toktype_string.go → vendor/github.com/aws/aws-sdk-go/vendor/github.com/jmespath/go-jmespath/toktype_string.go generated vendored
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0
vendor/github.com/jmespath/go-jmespath/util.go → vendor/github.com/aws/aws-sdk-go/vendor/github.com/jmespath/go-jmespath/util.go generated vendored
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312
vendor/github.com/go-ini/ini/parser.go generated vendored
View File

@ -1,312 +0,0 @@
// Copyright 2015 Unknwon
//
// Licensed under the Apache License, Version 2.0 (the "License"): you may
// not use this file except in compliance with the License. You may obtain
// a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations
// under the License.
package ini
import (
"bufio"
"bytes"
"fmt"
"io"
"strconv"
"strings"
"unicode"
)
type tokenType int
const (
_TOKEN_INVALID tokenType = iota
_TOKEN_COMMENT
_TOKEN_SECTION
_TOKEN_KEY
)
type parser struct {
buf *bufio.Reader
isEOF bool
count int
comment *bytes.Buffer
}
func newParser(r io.Reader) *parser {
return &parser{
buf: bufio.NewReader(r),
count: 1,
comment: &bytes.Buffer{},
}
}
// BOM handles header of BOM-UTF8 format.
// http://en.wikipedia.org/wiki/Byte_order_mark#Representations_of_byte_order_marks_by_encoding
func (p *parser) BOM() error {
mask, err := p.buf.Peek(3)
if err != nil && err != io.EOF {
return err
} else if len(mask) < 3 {
return nil
} else if mask[0] == 239 && mask[1] == 187 && mask[2] == 191 {
p.buf.Read(mask)
}
return nil
}
func (p *parser) readUntil(delim byte) ([]byte, error) {
data, err := p.buf.ReadBytes(delim)
if err != nil {
if err == io.EOF {
p.isEOF = true
} else {
return nil, err
}
}
return data, nil
}
func cleanComment(in []byte) ([]byte, bool) {
i := bytes.IndexAny(in, "#;")
if i == -1 {
return nil, false
}
return in[i:], true
}
func readKeyName(in []byte) (string, int, error) {
line := string(in)
// Check if key name surrounded by quotes.
var keyQuote string
if line[0] == '"' {
if len(line) > 6 && string(line[0:3]) == `"""` {
keyQuote = `"""`
} else {
keyQuote = `"`
}
} else if line[0] == '`' {
keyQuote = "`"
}
// Get out key name
endIdx := -1
if len(keyQuote) > 0 {
startIdx := len(keyQuote)
// FIXME: fail case -> """"""name"""=value
pos := strings.Index(line[startIdx:], keyQuote)
if pos == -1 {
return "", -1, fmt.Errorf("missing closing key quote: %s", line)
}
pos += startIdx
// Find key-value delimiter
i := strings.IndexAny(line[pos+startIdx:], "=:")
if i < 0 {
return "", -1, fmt.Errorf("key-value delimiter not found: %s", line)
}
endIdx = pos + i
return strings.TrimSpace(line[startIdx:pos]), endIdx + startIdx + 1, nil
}
endIdx = strings.IndexAny(line, "=:")
if endIdx < 0 {
return "", -1, fmt.Errorf("key-value delimiter not found: %s", line)
}
return strings.TrimSpace(line[0:endIdx]), endIdx + 1, nil
}
func (p *parser) readMultilines(line, val, valQuote string) (string, error) {
for {
data, err := p.readUntil('\n')
if err != nil {
return "", err
}
next := string(data)
pos := strings.LastIndex(next, valQuote)
if pos > -1 {
val += next[:pos]
comment, has := cleanComment([]byte(next[pos:]))
if has {
p.comment.Write(bytes.TrimSpace(comment))
}
break
}
val += next
if p.isEOF {
return "", fmt.Errorf("missing closing key quote from '%s' to '%s'", line, next)
}
}
return val, nil
}
func (p *parser) readContinuationLines(val string) (string, error) {
for {
data, err := p.readUntil('\n')
if err != nil {
return "", err
}
next := strings.TrimSpace(string(data))
if len(next) == 0 {
break
}
val += next
if val[len(val)-1] != '\\' {
break
}
val = val[:len(val)-1]
}
return val, nil
}
// hasSurroundedQuote check if and only if the first and last characters
// are quotes \" or \'.
// It returns false if any other parts also contain same kind of quotes.
func hasSurroundedQuote(in string, quote byte) bool {
return len(in) > 2 && in[0] == quote && in[len(in)-1] == quote &&
strings.IndexByte(in[1:], quote) == len(in)-2
}
func (p *parser) readValue(in []byte) (string, error) {
line := strings.TrimLeftFunc(string(in), unicode.IsSpace)
if len(line) == 0 {
return "", nil
}
var valQuote string
if len(line) > 3 && string(line[0:3]) == `"""` {
valQuote = `"""`
} else if line[0] == '`' {
valQuote = "`"
}
if len(valQuote) > 0 {
startIdx := len(valQuote)
pos := strings.LastIndex(line[startIdx:], valQuote)
// Check for multi-line value
if pos == -1 {
return p.readMultilines(line, line[startIdx:], valQuote)
}
return line[startIdx : pos+startIdx], nil
}
// Won't be able to reach here if value only contains whitespace.
line = strings.TrimSpace(line)
// Check continuation lines
if line[len(line)-1] == '\\' {
return p.readContinuationLines(line[:len(line)-1])
}
i := strings.IndexAny(line, "#;")
if i > -1 {
p.comment.WriteString(line[i:])
line = strings.TrimSpace(line[:i])
}
// Trim single quotes
if hasSurroundedQuote(line, '\'') ||
hasSurroundedQuote(line, '"') {
line = line[1 : len(line)-1]
}
return line, nil
}
// parse parses data through an io.Reader.
func (f *File) parse(reader io.Reader) (err error) {
p := newParser(reader)
if err = p.BOM(); err != nil {
return fmt.Errorf("BOM: %v", err)
}
// Ignore error because default section name is never empty string.
section, _ := f.NewSection(DEFAULT_SECTION)
var line []byte
for !p.isEOF {
line, err = p.readUntil('\n')
if err != nil {
return err
}
line = bytes.TrimLeftFunc(line, unicode.IsSpace)
if len(line) == 0 {
continue
}
// Comments
if line[0] == '#' || line[0] == ';' {
// Note: we do not care ending line break,
// it is needed for adding second line,
// so just clean it once at the end when set to value.
p.comment.Write(line)
continue
}
// Section
if line[0] == '[' {
// Read to the next ']' (TODO: support quoted strings)
closeIdx := bytes.IndexByte(line, ']')
if closeIdx == -1 {
return fmt.Errorf("unclosed section: %s", line)
}
section, err = f.NewSection(string(line[1:closeIdx]))
if err != nil {
return err
}
comment, has := cleanComment(line[closeIdx+1:])
if has {
p.comment.Write(comment)
}
section.Comment = strings.TrimSpace(p.comment.String())
// Reset aotu-counter and comments
p.comment.Reset()
p.count = 1
continue
}
kname, offset, err := readKeyName(line)
if err != nil {
return err
}
// Auto increment.
isAutoIncr := false
if kname == "-" {
isAutoIncr = true
kname = "#" + strconv.Itoa(p.count)
p.count++
}
key, err := section.NewKey(kname, "")
if err != nil {
return err
}
key.isAutoIncr = isAutoIncr
value, err := p.readValue(line[offset:])
if err != nil {
return err
}
key.SetValue(value)
key.Comment = strings.TrimSpace(p.comment.String())
p.comment.Reset()
}
return nil
}