59 lines
1.3 KiB
Go
59 lines
1.3 KiB
Go
package glacier
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import (
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"encoding/hex"
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"reflect"
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"github.com/aws/aws-sdk-go/aws/awsutil"
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"github.com/aws/aws-sdk-go/aws/request"
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)
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var (
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defaultAccountID = "-"
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)
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func init() {
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initRequest = func(r *request.Request) {
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r.Handlers.Validate.PushFront(addAccountID)
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r.Handlers.Validate.PushFront(copyParams) // this happens first
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r.Handlers.Build.PushBack(addChecksum)
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r.Handlers.Build.PushBack(addAPIVersion)
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}
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}
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func copyParams(r *request.Request) {
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r.Params = awsutil.CopyOf(r.Params)
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}
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func addAccountID(r *request.Request) {
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if !r.ParamsFilled() {
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return
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}
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v := reflect.Indirect(reflect.ValueOf(r.Params))
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if f := v.FieldByName("AccountId"); f.IsNil() {
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f.Set(reflect.ValueOf(&defaultAccountID))
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}
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}
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func addChecksum(r *request.Request) {
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if r.Body == nil {
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return
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}
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h := ComputeHashes(r.Body)
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if r.HTTPRequest.Header.Get("X-Amz-Content-Sha256") == "" {
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hstr := hex.EncodeToString(h.LinearHash)
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r.HTTPRequest.Header.Set("X-Amz-Content-Sha256", hstr)
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}
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if r.HTTPRequest.Header.Get("X-Amz-Sha256-Tree-Hash") == "" {
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hstr := hex.EncodeToString(h.TreeHash)
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r.HTTPRequest.Header.Set("X-Amz-Sha256-Tree-Hash", hstr)
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}
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}
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func addAPIVersion(r *request.Request) {
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r.HTTPRequest.Header.Set("X-Amz-Glacier-Version", r.ClientInfo.APIVersion)
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}
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