Run the melting-pot as part of CI

hinerm · hinerm · commit 4a95ff69be50 · 2022-09-26T09:03:59.000-05:00
diff --git a/.github/build.sh b/.github/build.sh
@@ -1,3 +1,28 @@
 #!/bin/sh
 curl -fsLO https://raw.githubusercontent.com/scijava/scijava-scripts/master/ci-build.sh
 sh ci-build.sh
+
+# Record the last time of cache modification before running melting-pot
+cache_modified_pre=0
+cache_modified_post=0
+
+if [ -f "~/.cache/scijava/melting-pot" ]; then
+  cache_modified_pre=$(find ~/.cache/scijava/melting-pot -printf '%T@\n' | sort -r | head -n 1)
+  cache_modified_pre=${cache_modified_pre%.*}
+fi
+
+# run melting-pot
+sh tests/run.sh
+
+# Record the last time of cache modification after running melting-pot
+if [ -f "~/.cache/scijava/melting-pot" ]; then
+  cache_modified_post=$(find ~/.cache/scijava/melting-pot -printf '%T@\n' | sort -r | head -n 1)
+  cache_modified_post=${cache_modified_post%.*}
+fi
+
+# Determine if cache needs to be re-generated
+if [ "$cache_modified_post" -gt "$cache_modified_pre" ]; then
+  echo "update-cache=true" >> $GITHUB_ENV
+else
+  echo "update-cache=false" >> $GITHUB_ENV
+fi
diff --git a/.github/setup.sh b/.github/setup.sh
@@ -1,3 +1,6 @@
 #!/bin/sh
 curl -fsLO https://raw.githubusercontent.com/scijava/scijava-scripts/master/ci-setup-github-actions.sh
 sh ci-setup-github-actions.sh
+
+# xmllint needed for melting pot
+sudo apt-get install libxml2-utils
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
@@ -22,9 +22,19 @@ jobs:
           java-version: '8'
           distribution: 'zulu'
           cache: 'maven'
+
       - name: Set up CI environment
         run: .github/setup.sh
+
+      - name: Restore the cache
+        id: restore-cache
+        uses: actions/cache@v3
+        with:
+          path: ~/.cache/scijava/melting-pot
+          key: ${{ runner.os }}-cache
+
       - name: Execute the build
+        id: execute-build
         run: .github/build.sh
         env:
           GPG_KEY_NAME: ${{ secrets.GPG_KEY_NAME }}
@@ -33,3 +43,19 @@ jobs:
           MAVEN_PASS: ${{ secrets.MAVEN_PASS }}
           OSSRH_PASS: ${{ secrets.OSSRH_PASS }}
           SIGNING_ASC: ${{ secrets.SIGNING_ASC }}
+
+      - name: Delete cache
+        if: env.update-cache == 'true'
+        id: delete-cache
+        run: |
+          gh api --method DELETE -H "Accept: application/vnd.github+json" /repos/scijava/pom-scijava/actions/caches?key=${{ runner.os }}-cache
+        env:
+          GITHUB_TOKEN: ${{ secrets.ACCESS_TOKEN }}
+
+      - name: Update cache post-delete
+        if: env.update-cache == 'true'
+        id: update-cache
+        uses: actions/cache@v3
+        with:
+          path: ~/.cache/scijava/melting-pot
+          key: ${{ runner.os }}-cache
