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https://github.com/open-telemetry/opentelemetry-go.git
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19294aab4c
* `porto -w --include-internal .` * Bump `porto` to 0.4.0 and include internal files Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com>
47 lines
1.4 KiB
Go
47 lines
1.4 KiB
Go
// Copyright The OpenTelemetry Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package otlpconfig // import "go.opentelemetry.io/otel/exporters/otlp/otlpmetric/internal/otlpconfig"
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import (
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"crypto/tls"
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"crypto/x509"
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"errors"
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"io/ioutil"
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)
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// ReadTLSConfigFromFile reads a PEM certificate file and creates
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// a tls.Config that will use this certifate to verify a server certificate.
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func ReadTLSConfigFromFile(path string) (*tls.Config, error) {
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b, err := ioutil.ReadFile(path)
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if err != nil {
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return nil, err
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}
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return CreateTLSConfig(b)
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}
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// CreateTLSConfig creates a tls.Config from a raw certificate bytes
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// to verify a server certificate.
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func CreateTLSConfig(certBytes []byte) (*tls.Config, error) {
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cp := x509.NewCertPool()
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if ok := cp.AppendCertsFromPEM(certBytes); !ok {
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return nil, errors.New("failed to append certificate to the cert pool")
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}
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return &tls.Config{
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RootCAs: cp,
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}, nil
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}
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