Use cifuzz actions

.github/workflows/fuzz.yml

@@ -0,0 +1,29 @@
+on:
+  pull_request:
+    branches: [ master ]
+  paths:
+    - '**.c'
+    - '**.h'
+
+jobs:
+  fuzz:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Build Fuzzers
+      id: build
+      uses: google/oss-fuzz/infra/cifuzz/actions/build_fuzzers@master
+      with:
+        oss-fuzz-project-name: 'jansson'
+        dry-run: false
+    - name: Run Fuzzers
+      uses: google/oss-fuzz/infra/cifuzz/actions/run_fuzzers@master
+      with:
+        oss-fuzz-project-name: 'jansson'
+        fuzz-seconds: 600
+        dry-run: false
+    - name: Upload Crash
+      uses: actions/upload-artifact@v1
+      if: failure() && steps.build.outcome == 'success'
+      with:
+        name: artifacts
+        path: ./out/artifacts

.github/workflows/tests.yml

@@ -73,20 +73,3 @@ jobs:
       - run: cmake -DJANSSON_COVERAGE=ON -DJANSSON_COVERALLS=ON -DCMAKE_BUILD_TYPE=Debug
       - run: cmake --build .
       - run: cmake --build . --target coveralls
-
-  fuzz:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-      - run: |
-          git clone https://github.com/google/oss-fuzz.git /tmp/ossfuzz
-          if [ "$GITHUB_HEAD_REF" ]; then
-              BRANCH=${GITHUB_HEAD_REF##*/}
-          else
-              BRANCH=${GITHUB_REF##*/}
-          fi
-          sed -i "s@https://github.com/akheron/jansson.git@-b $BRANCH https://github.com/${{github.repository}}.git@" /tmp/ossfuzz/projects/jansson/Dockerfile
-          pushd /tmp/ossfuzz
-          python infra/helper.py build_image --pull jansson
-          python infra/helper.py build_fuzzers jansson
-          popd