split out functionality from entrypoint into individual scripts

Dockerfile

@@ -25,12 +25,14 @@ RUN mkdir -p /usr/share/man/man1 \
 	&& apt-get clean \
 	&& rm -rf /var/lib/apt/lists/*
 
-COPY gitlab-ci-git-buildpackage /
 COPY gitlab-ci-common /usr/share/
 COPY gitlab-ci-aptly /usr/bin/
 COPY gitlab-ci-autopkgtest /usr/bin/
+COPY gitlab-ci-entrypoint /usr/bin/
+COPY gitlab-ci-git-buildpackage /usr/bin/
+COPY gitlab-ci-git-buildpackage-all /usr/bin/
 COPY gitlab-ci-lintian /usr/bin/
 COPY gitlab-ci-enable-sid /usr/bin/
 COPY gitlab-ci-enable-experimental /usr/bin/
 
-ENTRYPOINT ["/gitlab-ci-git-buildpackage"]
+ENTRYPOINT ["/usr/bin/gitlab-ci-entrypoint"]

gitlab-ci-entrypoint

@@ -0,0 +1,10 @@
+#!/bin/bash -e
+
+! test -z "$CI_COMMIT_REF_NAME"
+
+if [ "$CI_COMMIT_REF_NAME" == "upstream" ] || [ "$CI_COMMIT_REF_NAME" == "pristine-tar" ]; then
+    echo No builds run on the $CI_COMMIT_REF_NAME branch, exiting
+    exit 0
+fi
+
+exec "$@"

gitlab-ci-git-buildpackage

@@ -1,63 +1,37 @@
-#!/bin/bash
+#!/bin/bash -e
-
-if [ "$CI_COMMIT_REF_NAME" == "upstream" ] || [ "$CI_COMMIT_REF_NAME" == "pristine-tar" ]; then
-    echo No builds run on the $CI_COMMIT_REF_NAME branch, exiting
-    exit 0
-fi
 
 . /usr/share/gitlab-ci-common
 
-# https://gitlab.com/gitlab-org/gitlab-runner/issues/1380#note_48552305
+# these are all required
-lockfile=/.lock
+! test -z "$CI_PROJECT_DIR"
-if [[ ! -f $lockfile ]] ; then
+! test -z "$CI_COMMIT_SHA"
-    set -e
+! test -z "$CI_COMMIT_TAG"
-    set -x
+! test -z "$CI_COMMIT_REF_NAME"
 
-    gitlab-ci-enable-sid
+set -x
-    gitlab-ci-enable-experimental
 
-    if [ ! -z "$EXTRA_APT_SOURCE" ]; then
+$apt_get update
-        printf "\n$EXTRA_APT_SOURCE\n" >> /etc/apt/sources.list
-    fi
 
-    if [ ! -z "$DEBIAN_RELEASE" ]; then
+cd $CI_PROJECT_DIR
-        sed -i "s, testing , $DEBIAN_RELEASE ," /etc/apt/sources.list
+if dpkg --compare-versions `dpkg -s apt |sed -n 's,^Version: \(.*\),\1,p'` ge 1.1; then
-    fi
+    $apt_get build-dep $CI_PROJECT_DIR
-
+else
-    $apt_get update
+    # this is running on an older version, like jessie-backports
-    $apt_get dist-upgrade
+    export BUILD_DEPENDS=`sed 's/\s*|[^,]*,/,/g' debian/control | perl -ne 'next if /^#/; $p=(s/^Build-Depends:\s*/ / or (/^ / and $p)); s/,|\n|\([^)]+\)//mg; print if $p'`
-
+    $apt_get install --no-install-recommends \
-    cd $CI_PROJECT_DIR
+             build-essential fakeroot git-buildpackage pristine-tar $BUILD_DEPENDS
-    if dpkg --compare-versions `dpkg -s apt |sed -n 's,^Version: \(.*\),\1,p'` ge 1.1; then
+fi
-        $apt_get build-dep $CI_PROJECT_DIR
+$apt_get autoremove --purge
-    else
+dpkg-checkbuilddeps
-        # this is running on an older version, like jessie-backports
+echo "ensure pristine-tar branch exists and is current"
-        export BUILD_DEPENDS=`sed 's/\s*|[^,]*,/,/g' debian/control | perl -ne 'next if /^#/; $p=(s/^Build-Depends:\s*/ / or (/^ / and $p)); s/,|\n|\([^)]+\)//mg; print if $p'`
+git clean -fdx
-        $apt_get install --no-install-recommends \
+git reset --hard
-                build-essential fakeroot git-buildpackage pristine-tar $BUILD_DEPENDS
+git fetch --all
-    fi
+git checkout -B pristine-tar origin/pristine-tar
-    $apt_get autoremove --purge
+echo "make $CI_COMMIT_REF_NAME branch current for gbp"
-    dpkg-checkbuilddeps
+git checkout -B "$CI_COMMIT_REF_NAME" "$CI_COMMIT_SHA"
-    echo "ensure pristine-tar branch exists and is current"
+if [ -z "$CI_COMMIT_TAG" ]; then
-    git clean -fdx
+    gbp buildpackage -uc -us --git-debian-branch="$CI_COMMIT_REF_NAME"
-    git reset --hard
+else
-    git fetch --all
+    gbp buildpackage -uc -us
-    git checkout -B pristine-tar origin/pristine-tar
-    echo "make $CI_COMMIT_REF_NAME branch current for gbp"
-    git checkout -B "$CI_COMMIT_REF_NAME" "$CI_COMMIT_SHA"
-    if [ -z "$CI_COMMIT_TAG" ]; then
-        gbp buildpackage -uc -us --git-debian-branch="$CI_COMMIT_REF_NAME"
-    else
-        gbp buildpackage -uc -us
-    fi
-
-    gitlab-ci-lintian
-
-    if [ -e $CI_PROJECT_DIR/debian/tests/control ]; then
-        gitlab-ci-autopkgtest
-    fi
 fi
-
-[[ $CI ]] && touch $lockfile
-
-exec "$@"

gitlab-ci-git-buildpackage-all

@@ -0,0 +1,24 @@
+#!/bin/bash -e
+
+. /usr/share/gitlab-ci-common
+
+# these are all required
+! test -z "$CI_PROJECT_DIR"
+! test -z "$CI_COMMIT_SHA"
+! test -z "$CI_COMMIT_TAG"
+! test -z "$CI_COMMIT_REF_NAME"
+
+set -x
+
+gitlab-ci-enable-sid
+gitlab-ci-enable-experimental
+
+$apt_get update
+$apt_get dist-upgrade
+
+gitlab-ci-git-buildpackage
+gitlab-ci-lintian
+
+if [ -e $CI_PROJECT_DIR/debian/tests/control ]; then
+    gitlab-ci-autopkgtest
+fi