William Petit
7de166765b
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Cadoles/bouncer/pipeline/head This commit looks good
42 lines
720 B
Go
42 lines
720 B
Go
package kubernetes
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import (
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"bytes"
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"crypto"
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"crypto/sha256"
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"fmt"
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"slices"
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"forge.cadoles.com/cadoles/bouncer/internal/jwk"
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"github.com/pkg/errors"
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)
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func getKeySetThumbprint(set jwk.Set) (string, error) {
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data := make([][]byte, 0, set.Len())
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for i := 0; i < set.Len(); i++ {
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key, exists := set.Key(i)
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if !exists {
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continue
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}
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thumbprint, err := key.Thumbprint(crypto.SHA256)
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if err != nil {
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return "", errors.WithStack(err)
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}
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data = append(data, thumbprint)
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}
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slices.SortFunc(data, bytes.Compare)
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hash := sha256.New()
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for _, d := range data {
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if _, err := hash.Write(d); err != nil {
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return "", errors.WithStack(err)
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}
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}
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return fmt.Sprintf("%x", hash.Sum(nil)), nil
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}
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