run script with whole git-buildpackage process

Dockerfile

@@ -24,3 +24,5 @@ RUN printf "path-exclude=/usr/share/locale/*\npath-exclude=/usr/share/man/*\npat
 
 COPY test /
 
+COPY gitlab-ci-git-buildpackage /
+

gitlab-ci-git-buildpackage

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+set -e
+set -x
+
+apt-get update
+apt-get -y dist-upgrade
+export BUILD_DEPENDS=`perl -ne 'next if /^#/; $p=(s/^Build-Depends:\s*/ / or (/^ / and $p)); s/,|\n|\([^)]+\)//mg; print if $p' < debian/control`
+apt-get install -y --no-install-recommends \
+        build-essential dpkg-dev fakeroot git-buildpackage pristine-tar $BUILD_DEPENDS
+apt-get -y autoremove --purge
+dpkg-checkbuilddeps
+echo "make master branch current for gbp"
+git checkout -B "$CI_COMMIT_REF_NAME" "$CI_COMMIT_SHA"
+gbp buildpackage -us -uc