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fc42dfe396
* use latest sigv4 changes * update configuration docs * lint * reformat lint ignore * specific version for docs
48 lines
1.3 KiB
Go
48 lines
1.3 KiB
Go
package httpclientprovider
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import (
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"fmt"
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"net/http"
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"github.com/grafana/grafana-aws-sdk/pkg/sigv4"
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"github.com/grafana/grafana-plugin-sdk-go/backend/httpclient"
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)
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// SigV4MiddlewareName the middleware name used by SigV4Middleware.
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const SigV4MiddlewareName = "sigv4"
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var newSigV4Func = sigv4.New
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// SigV4Middleware applies AWS Signature Version 4 request signing for the outgoing request.
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func SigV4Middleware(verboseLogging bool) httpclient.Middleware {
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return httpclient.NamedMiddlewareFunc(SigV4MiddlewareName, func(opts httpclient.Options, next http.RoundTripper) http.RoundTripper {
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if opts.SigV4 == nil {
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return next
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}
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conf := &sigv4.Config{
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Service: opts.SigV4.Service,
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AccessKey: opts.SigV4.AccessKey,
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SecretKey: opts.SigV4.SecretKey,
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Region: opts.SigV4.Region,
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AssumeRoleARN: opts.SigV4.AssumeRoleARN,
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AuthType: opts.SigV4.AuthType,
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ExternalID: opts.SigV4.ExternalID,
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Profile: opts.SigV4.Profile,
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}
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rt, err := newSigV4Func(conf, next, sigv4.Opts{VerboseMode: verboseLogging})
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if err != nil {
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return invalidSigV4Config(err)
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}
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return rt
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})
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}
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func invalidSigV4Config(err error) http.RoundTripper {
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return httpclient.RoundTripperFunc(func(req *http.Request) (*http.Response, error) {
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return nil, fmt.Errorf("invalid SigV4 configuration: %w", err)
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})
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}
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