1name: goreleaser
2
3on:
4 push:
5 tags: ['*']
6
7jobs:
8 goreleaser:
9 runs-on: ubuntu-latest
10 outputs:
11 hashes: ${{ steps.hash.outputs.hashes }}
12 steps:
13 - uses: actions/checkout@v3
14 - name: Unshallow
15 run: git fetch --prune --unshallow
16 - uses: actions/setup-go@v4
17 with:
18 go-version: 1.21
19 check-latest: true
20 - uses: goreleaser/goreleaser-action@v4.2.0
21 id: run-goreleaser
22 with:
23 version: "~> v1.19"
24 args: release --rm-dist
25 env:
26 GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
27 - name: Generate subject
28 id: hash
29 env:
30 ARTIFACTS: "${{ steps.run-goreleaser.outputs.artifacts }}"
31 run: |
32 set -euo pipefail
33
34 checksum_file=$(echo "$ARTIFACTS" | jq -r '.[] | select (.type=="Checksum") | .path')
35 echo "hashes=$(cat $checksum_file | base64 -w0)" >> $GITHUB_OUTPUT
36
37 provenance:
38 needs: [goreleaser]
39 permissions:
40 actions: read # To read the workflow path.
41 id-token: write # To sign the provenance.
42 contents: write # To add assets to a release.
43 uses: slsa-framework/slsa-github-generator/.github/workflows/generator_generic_slsa3.yml@v1.5.0
44 with:
45 base64-subjects: "${{ needs.goreleaser.outputs.hashes }}"
46 upload-assets: true # upload to a new release
47
48 verification:
49 needs: [goreleaser, provenance]
50 runs-on: ubuntu-latest
51 permissions: read-all
52 steps:
53 - name: Install SLSA verifier
54 uses: slsa-framework/slsa-verifier/actions/installer@v2.2.0
55 - name: Download assets
56 env:
57 GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
58 PROVENANCE: "${{ needs.provenance.outputs.provenance-name }}"
59 run: |
60 set -euo pipefail
61 gh -R "$GITHUB_REPOSITORY" release download "$GITHUB_REF_NAME" -p "*.tar.gz"
62 gh -R "$GITHUB_REPOSITORY" release download "$GITHUB_REF_NAME" -p $PROVENANCE
63 - name: Verify assets
64 env:
65 CHECKSUMS: ${{ needs.goreleaser.outputs.hashes }}
66 PROVENANCE: "${{ needs.provenance.outputs.provenance-name }}"
67 run: |
68 set -euo pipefail
69 checksums=$(echo "$CHECKSUMS" | base64 -d)
70 while read -r line; do
71 fn=$(echo $line | cut -d ' ' -f2)
72 echo "Verifying $fn"
73 slsa-verifier verify-artifact "$fn" \
74 --provenance-path "$PROVENANCE" \
75 --source-uri "github.com/$GITHUB_REPOSITORY" \
76 --source-tag "$GITHUB_REF_NAME"
77 done <<<"$checksums"
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