extend gitlab-ci configuration to run Debian CI tests

.gitlab-ci.yml

@@ -47,3 +47,26 @@ build_apparmor:
     - apt-get update -qq
     - apt-get install -y -qq build-essential lintian libapparmor-dev pkg-config
     - ./configure --prefix=/usr && make deb-apparmor && dpkg -i firejail-apparmor*.deb
+
+debian_ci:
+    image: registry.salsa.debian.org/salsa-ci-team/ci-image-git-buildpackage:latest
+    variables:
+        DEBFULLNAME: "$GITLAB_USER_NAME"
+        DEBEMAIL: "$GITLAB_USER_EMAIL"
+    before_script:
+        - git checkout -B ci_build $CI_COMMIT_SHA
+        - gitlab-ci-enable-sid
+        - gitlab-ci-enable-experimental
+        - echo "deb-src http://deb.debian.org/debian sid main" >> /etc/apt/sources.list
+        - echo "deb-src http://deb.debian.org/debian experimental main" >> /etc/apt/sources.list
+        - apt-get update
+        - git config user.email "$GITLAB_USER_NAME" && git config user.name "$GITLAB_USER_EMAIL"
+        - cd $CI_PROJECT_DIR/.. && (apt-get source --download-only -t experimental firejail || apt-get source --download-only firejail)
+        - cd $CI_PROJECT_DIR && tar xf ../firejail_*.debian.tar.*
+        - VERSION=$(grep ^PACKAGE_VERSION= configure | cut -d"'" -f2) && dch -v ${VERSION}-0.1~ci "Non-maintainer upload." && git archive -o ../firejail_${VERSION}.orig.tar.gz HEAD && pristine-tar commit ../firejail_${VERSION}.orig.tar.gz ci_build && git branch -m pristine-tar origin/pristine-tar
+        - git add debian && git commit -m "add debian/"
+        - export CI_COMMIT_SHA=$(git rev-parse HEAD)
+    script:
+        - apt-get --no-install-recommends install pkg-config
+        - gitlab-ci-git-buildpackage
+        - gitlab-ci-lintian