From 6daef5076e307c8d1db4130cbbd79d5b9005506d Mon Sep 17 00:00:00 2001
From: Marco D'Aleo <marco@marcodaleo.com>
Date: Sat, 10 Oct 2026 10:43:40 +0100
Subject: [PATCH] Use shared Grype actions in build-scan-push

---
 .gitea/workflows/build-scan-push.yml | 84 +++-------------------------
 1 file changed, 9 insertions(+), 75 deletions(-)

diff --git a/.gitea/workflows/build-scan-push.yml b/.gitea/workflows/build-scan-push.yml
index a7ba358..e03b8a5 100644
--- a/.gitea/workflows/build-scan-push.yml
+++ b/.gitea/workflows/build-scan-push.yml
@@ -10,8 +10,6 @@ jobs:
     env:
       # The image is under "homelab" namespace so it can stay private
       IMAGE: git.sysmd.uk/homelab/sysmd-games:latest
-      COSIGN_VERSION: v3.0.5
-      GRYPE_VERSION: v0.110.0
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -24,80 +22,16 @@ jobs:
       - name: Build image
         run: |
           docker build --no-cache -t ${IMAGE} .
-      - name: Install Cosign
-        run: |
-          set -euo pipefail
-          curl -fLO https://github.com/sigstore/cosign/releases/download/${COSIGN_VERSION}/cosign-linux-amd64
-          chmod +x cosign-linux-amd64
-          mv cosign-linux-amd64 /usr/local/bin/cosign
       - name: Install Grype
-        run: |
-          set -euo pipefail
-
-          VERSION_NO_V="${GRYPE_VERSION#v}"
-          FILE="grype_${VERSION_NO_V}_linux_amd64.tar.gz"
-          BASE="https://github.com/anchore/grype/releases/download/${GRYPE_VERSION}"
-
-          curl -fLO ${BASE}/${FILE}
-          curl -fLO ${BASE}/grype_${VERSION_NO_V}_checksums.txt
-          curl -fLO ${BASE}/grype_${VERSION_NO_V}_checksums.txt.sig
-          curl -fLO ${BASE}/grype_${VERSION_NO_V}_checksums.txt.pem
-
-          cosign verify-blob \
-            --signature grype_${VERSION_NO_V}_checksums.txt.sig \
-            --certificate grype_${VERSION_NO_V}_checksums.txt.pem \
-            --certificate-identity-regexp "https://github.com/anchore/grype" \
-            --certificate-oidc-issuer "https://token.actions.githubusercontent.com" \
-            grype_${VERSION_NO_V}_checksums.txt
-
-          CHECK=$(grep " ${FILE}$" grype_${VERSION_NO_V}_checksums.txt)
-          [ -n "$CHECK" ] || { echo "Missing checksum"; exit 1; }
-
-          echo "$CHECK" | sha256sum -c -
-
-          tar -xzf ${FILE}
-          mv grype /usr/local/bin/
+        uses: self:Homelab/actions/install-grype@v1
       - name: Scan image with Grype
-        id: grype
+        id: scan
         continue-on-error: true
-        run: |
-          grype ${IMAGE} -o json > grype.json
-
-          echo "Fixable HIGH/CRITICAL vulnerabilities:"
-          jq -r '
-            .matches[]
-            | select(
-                (
-                  .vulnerability.severity == "High" or
-                  .vulnerability.severity == "Critical"
-                )
-                and
-                (
-                  (.vulnerability.fix.versions | length) > 0
-                )
-              )
-            | "\(.artifact.name)@\(.artifact.version) -> \(.vulnerability.id) [\(.vulnerability.severity)] | fixed: \(.vulnerability.fix.versions[0])"
-          ' grype.json
-
-          # Fail only on fixable HIGH/CRITICAL
-          jq -e '
-            [
-              .matches[]
-              | select(
-                  (
-                    .vulnerability.severity == "High" or
-                    .vulnerability.severity == "Critical"
-                  )
-                  and
-                  (
-                    (.vulnerability.fix.versions | length) > 0
-                  )
-                )
-            ]
-            | length == 0
-          ' grype.json
+        uses: self:Homelab/actions/scan-image@v1
+        with:
+          image: ${{ env.IMAGE }}
       - name: Notify Node-RED on vulnerabilities
-        if: steps.grype.outcome == 'failure'
+        if: steps.scan.outcome == 'failure'
         run: |
           jq '
           {
@@ -149,14 +83,14 @@ jobs:
               -H "Content-Type: application/json" \
               --data-binary @-
       - name: Fail workflow if vulnerabilities found
-        if: steps.grype.outcome == 'failure'
+        if: steps.scan.outcome == 'failure'
         run: exit 1
       - name: Push image
-        if: steps.grype.outcome != 'failure'
+        if: steps.scan.outcome != 'failure'
         run: |
           docker push ${IMAGE}
       - name: Deploy to server
-        if: steps.grype.outcome != 'failure'
+        if: steps.scan.outcome != 'failure'
         uses: appleboy/ssh-action@v1.2.0
         with:
           host: ${{ secrets.DEPLOYMENT_HOST }}