30 lines
963 B
Go
30 lines
963 B
Go
// Copyright 2020-2021 the Pinniped contributors. All Rights Reserved.
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// SPDX-License-Identifier: Apache-2.0
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// Package authenticator contains helper code for dealing with *Authenticator CRDs.
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package authenticator
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import (
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"encoding/base64"
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auth1alpha1 "go.pinniped.dev/generated/latest/apis/concierge/authentication/v1alpha1"
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)
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// Closer is a type that can be closed idempotently.
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//
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// This type is slightly different from io.Closer, because io.Closer can return an error and is not
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// necessarily idempotent.
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type Closer interface {
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Close()
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}
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// CABundle returns a PEM-encoded CA bundle from the provided spec. If the provided spec is nil, a
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// nil CA bundle will be returned. If the provided spec contains a CA bundle that is not properly
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// encoded, an error will be returned.
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func CABundle(spec *auth1alpha1.TLSSpec) ([]byte, error) {
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if spec == nil {
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return nil, nil
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}
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return base64.StdEncoding.DecodeString(spec.CertificateAuthorityData)
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}
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