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Merge pull request #20 from united-manufacturing-hub/fix/1088/better_…
…nil_handling Better nil handling
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,43 @@ | ||
| # Copyright 2023 UMH Systems GmbH | ||
| # | ||
| # Licensed under the Apache License, Version 2.0 (the "License"); | ||
| # you may not use this file except in compliance with the License. | ||
| # You may obtain a copy of the License at | ||
| # | ||
| # http://www.apache.org/licenses/LICENSE-2.0 | ||
| # | ||
| # Unless required by applicable law or agreed to in writing, software | ||
| # distributed under the License is distributed on an "AS IS" BASIS, | ||
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| # See the License for the specific language governing permissions and | ||
| # limitations under the License. | ||
|
|
||
| --- | ||
| name: main | ||
|
|
||
| on: | ||
| push: | ||
| branches: | ||
| - '**' | ||
| env: | ||
| REGISTRY: ghcr.io | ||
| IMAGE_NAME: ${{ github.repository }} | ||
| GO_VERSION: '1.21.*' | ||
|
|
||
| concurrency: | ||
| group: wago-test | ||
| cancel-in-progress: true | ||
|
|
||
| jobs: | ||
| go-test-wago: | ||
| runs-on: hercules | ||
| timeout-minutes: 30 | ||
| steps: | ||
| - name: Checkout | ||
| uses: actions/checkout@v3 | ||
| - name: Setup Go | ||
| uses: ./.github/actions/setup-go | ||
| with: | ||
| go_version: ${{ env.GO_VERSION }} | ||
| - name: Test | ||
| run: TEST_WAGO_ENDPOINT_URI=${{ secrets.TEST_WAGO_ENDPOINT_URI }} TEST_WAGO_USERNAME=${{ secrets.TEST_WAGO_USERNAME }} TEST_WAGO_PASSWORD=${{ secrets.TEST_WAGO_PASSWORD }} make test |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,109 @@ | ||
| // Copyright 2009 The Go Authors. All rights reserved. | ||
| // Use of this source code is governed by a BSD-style | ||
| // license that can be found in the LICENSE file. | ||
|
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| // Generate a self-signed X.509 certificate for a TLS server. Outputs to | ||
| // 'cert.pem' and 'key.pem' and will overwrite existing files. | ||
|
|
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| // Based on src/crypto/tls/generate_cert.go from the Go SDK | ||
| // Modified by the Gopcua Authors for use in creating an OPC-UA compliant client certificate | ||
|
|
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| package plugin | ||
|
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||
| import ( | ||
| "crypto/ecdsa" | ||
| "crypto/rand" | ||
| "crypto/rsa" | ||
| "crypto/x509" | ||
| "crypto/x509/pkix" | ||
| "encoding/pem" | ||
| "fmt" | ||
| "math/big" | ||
| "net" | ||
| "net/url" | ||
| "os" | ||
| "strings" | ||
| "time" | ||
| ) | ||
|
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||
| func GenerateCert(host string, rsaBits int, validFor time.Duration) (certPEM, keyPEM []byte, err error) { | ||
| if len(host) == 0 { | ||
| return nil, nil, fmt.Errorf("missing required host parameter") | ||
| } | ||
| if rsaBits == 0 { | ||
| rsaBits = 2048 | ||
| } | ||
|
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| priv, err := rsa.GenerateKey(rand.Reader, rsaBits) | ||
| if err != nil { | ||
| return nil, nil, fmt.Errorf("failed to generate private key: %s", err) | ||
| } | ||
|
|
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| notBefore := time.Now() | ||
| notAfter := notBefore.Add(validFor) | ||
|
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| serialNumberLimit := new(big.Int).Lsh(big.NewInt(1), 128) | ||
| serialNumber, err := rand.Int(rand.Reader, serialNumberLimit) | ||
| if err != nil { | ||
| return nil, nil, fmt.Errorf("failed to generate serial number: %s", err) | ||
| } | ||
|
|
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| template := x509.Certificate{ | ||
| SerialNumber: serialNumber, | ||
| Subject: pkix.Name{ | ||
| Organization: []string{"Gopcua Test Client"}, | ||
| }, | ||
| NotBefore: notBefore, | ||
| NotAfter: notAfter, | ||
|
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| KeyUsage: x509.KeyUsageContentCommitment | x509.KeyUsageKeyEncipherment | x509.KeyUsageDigitalSignature | x509.KeyUsageDataEncipherment | x509.KeyUsageCertSign, | ||
| ExtKeyUsage: []x509.ExtKeyUsage{x509.ExtKeyUsageServerAuth, x509.ExtKeyUsageClientAuth}, | ||
| BasicConstraintsValid: true, | ||
| } | ||
|
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| hosts := strings.Split(host, ",") | ||
| for _, h := range hosts { | ||
| if ip := net.ParseIP(h); ip != nil { | ||
| template.IPAddresses = append(template.IPAddresses, ip) | ||
| } else { | ||
| template.DNSNames = append(template.DNSNames, h) | ||
| } | ||
| if uri, err := url.Parse(h); err == nil { | ||
| template.URIs = append(template.URIs, uri) | ||
| } | ||
| } | ||
|
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| derBytes, err := x509.CreateCertificate(rand.Reader, &template, &template, publicKey(priv), priv) | ||
| if err != nil { | ||
| return nil, nil, fmt.Errorf("failed to create certificate: %s", err) | ||
| } | ||
|
|
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| return pem.EncodeToMemory(&pem.Block{Type: "CERTIFICATE", Bytes: derBytes}), pem.EncodeToMemory(pemBlockForKey(priv)), nil | ||
| } | ||
|
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| func publicKey(priv interface{}) interface{} { | ||
| switch k := priv.(type) { | ||
| case *rsa.PrivateKey: | ||
| return &k.PublicKey | ||
| case *ecdsa.PrivateKey: | ||
| return &k.PublicKey | ||
| default: | ||
| return nil | ||
| } | ||
| } | ||
|
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| func pemBlockForKey(priv interface{}) *pem.Block { | ||
| switch k := priv.(type) { | ||
| case *rsa.PrivateKey: | ||
| return &pem.Block{Type: "RSA PRIVATE KEY", Bytes: x509.MarshalPKCS1PrivateKey(k)} | ||
| case *ecdsa.PrivateKey: | ||
| b, err := x509.MarshalECPrivateKey(k) | ||
| if err != nil { | ||
| fmt.Fprintf(os.Stderr, "Unable to marshal ECDSA private key: %v", err) | ||
| os.Exit(2) | ||
| } | ||
| return &pem.Block{Type: "EC PRIVATE KEY", Bytes: b} | ||
| default: | ||
| return nil | ||
| } | ||
| } |
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