Test docker image before pushing to docker hub (#111)

* update dockerize docker instructions

* use go with alpine

* login to docker hub using action too

* test docker image before building

* extract command from the entrypoint

* change volume path

* user docker compose run and cmd instead entrypoint

.github/workflows/image.yml

@@ -16,6 +16,16 @@ jobs:
         uses: actions/checkout@v4
       - name: Test Bash scripts
         run: sudo apt-get -qq update && sudo apt-get install -y devscripts shellcheck && make test
+      - name: Test image
+        env:
+          VOLUME_PATH: /tmp/mariadb 
+          DATABASE_NAME: foo
+          MARIADB_ROOT_PASSWORD: abcd 
+        run: |
+          docker-compose up -d mariadb
+          docker-compose run backup /backup.sh
+          docker-compose run backup /restore.sh /backup/latest.foo.sql.gz
+          docker-compose stop
   build:
     runs-on: ubuntu-22.04
     needs: test

Dockerfile

@@ -44,4 +44,4 @@ VOLUME ["/backup"]
 HEALTHCHECK --interval=2s --retries=1800 \
 	CMD stat /HEALTHY.status || exit 1
 
-ENTRYPOINT dockerize -wait tcp://${MYSQL_HOST}:${MYSQL_PORT} -timeout ${TIMEOUT} /run.sh
+CMD dockerize -wait tcp://${MYSQL_HOST}:${MYSQL_PORT} -timeout ${TIMEOUT} /run.sh

restore.sh

@@ -13,6 +13,7 @@
 if [ "$#" -ne 1 ]
 then
     echo "You must pass the path of the backup file to restore"
+    exit 1
 fi
 
 set -o pipefail