Merge pull request #968 from timvaillancourt/parallel-ci-tests

Use matrix build for replica test CI

.github/workflows/replica-tests.yml

@@ -6,6 +6,9 @@ jobs:
   build:
 
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        version: [mysql-5.5.62,mysql-5.6.43,mysql-5.7.25,mysql-8.0.16]
 
     steps:
     - uses: actions/checkout@v2
@@ -16,4 +19,6 @@ jobs:
         go-version: 1.14
 
     - name: migration tests
+      env:
+        TEST_MYSQL_VERSION: ${{ matrix.version }}
       run:  script/cibuild-gh-ost-replica-tests

script/cibuild-gh-ost-replica-tests

@@ -72,13 +72,20 @@ main() {
 
   echo "Building..."
   . script/build
-  # Test all versions:
-  find gh-ost-ci-env/mysql-tarballs/ -name "*.tar.xz" | while read f ; do basename $f ".tar.xz" ; done | sort -r | while read mysql_version ; do
-    echo "found MySQL version: $mysql_version"
-  done
-  find gh-ost-ci-env/mysql-tarballs/ -name "*.tar.xz" | while read f ; do basename $f ".tar.xz" ; done | sort -r | while read mysql_version ; do
-    test_mysql_version "$mysql_version"
-  done
+
+  # TEST_MYSQL_VERSION is set by the replica-tests CI job
+  if [ -z "$TEST_MYSQL_VERSION" ]; then
+    # Test all versions:
+    find gh-ost-ci-env/mysql-tarballs/ -name "*.tar.xz" | while read f ; do basename $f ".tar.xz" ; done | sort -r | while read mysql_version ; do
+      echo "found MySQL version: $mysql_version"
+    done
+    find gh-ost-ci-env/mysql-tarballs/ -name "*.tar.xz" | while read f ; do basename $f ".tar.xz" ; done | sort -r | while read mysql_version ; do
+      test_mysql_version "$mysql_version"
+    done
+  else
+    echo "found MySQL version: $TEST_MYSQL_VERSION"
+    test_mysql_version "$TEST_MYSQL_VERSION"
+  fi
 }
 
 main