semaphore: merge semaphore scripts to avoid code duplication (#12365)

diff --git a/semaphoreci/gcc-compilation.sh b/semaphoreci/gcc-compilation.sh
deleted file mode 100755 (executable)
index ef499b8..0000000
--- a/semaphoreci/gcc-compilation.sh
+++ /dev/null
@@ -1,47 +0,0 @@
-#!/bin/bash
-set -ex
-
-# keep this in sync with setup.sh
-CONTAINER=${RELEASE:-buster}-${ARCH:-amd64}
-AUTOPKGTESTDIR=${SEMAPHORE_CACHE_DIR:-/tmp}/autopkgtest
-# semaphore cannot expose these, but useful for interactive/local runs
-ARTIFACTS_DIR=/tmp/artifacts
-
-# add current debian/ packaging
-git fetch --depth=1 https://salsa.debian.org/systemd-team/systemd.git master
-git checkout FETCH_HEAD debian
-
-# craft changelog
-UPSTREAM_VER=$(git describe | sed 's/^v//')
-cat << EOF > debian/changelog.new
-systemd (${UPSTREAM_VER}-0) UNRELEASED; urgency=low
-
-  * Automatic build for upstream test
-
- -- systemd test <pkg-systemd-maintainers@lists.alioth.debian.org>  $(date -R)
-
-EOF
-cat debian/changelog >> debian/changelog.new
-mv debian/changelog.new debian/changelog
-
-# clean out patches
-rm -rf debian/patches
-# disable autopkgtests which are not for upstream
-sed -i '/# NOUPSTREAM/ q' debian/tests/control
-# enable more unit tests
-sed -i '/^CONFFLAGS =/ s/=/= -Dtests=unsafe -Dsplit-usr=true -Dslow-tests=true /' debian/rules
-# no orig tarball
-echo '1.0' > debian/source/format
-
-# build source package
-dpkg-buildpackage -S -I -I$(basename "$SEMAPHORE_CACHE_DIR") -d -us -uc -nc
-
-# now build the package and run the tests
-rm -rf "$ARTIFACTS_DIR"
-# autopkgtest exits with 2 for "some tests skipped", accept that
-$AUTOPKGTESTDIR/runner/autopkgtest --apt-upgrade \
-                                   --env DEB_BUILD_OPTIONS=noudeb \
-                                   --env TEST_UPSTREAM=1 ../systemd_*.dsc \
-                                   -o "$ARTIFACTS_DIR" \
-                                   -- lxc -s $CONTAINER \
-    || [ $? -eq 2 ]

diff --git a/semaphoreci/semaphore-runner.sh b/semaphoreci/semaphore-runner.sh
new file mode 100755 (executable)
index 0000000..5117bb4
--- /dev/null
+++ b/semaphoreci/semaphore-runner.sh
@@ -0,0 +1,111 @@
+#!/bin/bash
+
+set -eux
+
+# default to Debian testing
+DISTRO=${DISTRO:-debian}
+RELEASE=${RELEASE:-buster}
+ARCH=${ARCH:-amd64}
+CONTAINER=${RELEASE}-${ARCH}
+MAX_CACHE_AGE=604800  # one week
+CACHE_DIR=${SEMAPHORE_CACHE_DIR:=/tmp}
+CACHE="${CACHE_DIR}/${CONTAINER}.img.tar.gz"
+AUTOPKGTEST_DIR="${CACHE_DIR}/autopkgtest"
+# semaphore cannot expose these, but useful for interactive/local runs
+ARTIFACTS_DIR=/tmp/artifacts
+PHASES=(${@:-SETUP RUN})
+
+create_container() {
+    # create autopkgtest LXC image; this sometimes fails with "Unable to fetch
+    # GPG key from keyserver", so retry a few times
+    for retry in $(seq 5); do
+        sudo lxc-create -n $CONTAINER -t download -- -d $DISTRO -r $RELEASE -a $ARCH && break
+        sleep $((retry*retry))
+    done
+
+    # unconfine the container, otherwise some tests fail
+    echo 'lxc.apparmor.profile = unconfined' | sudo tee -a /var/lib/lxc/$CONTAINER/config
+
+    sudo lxc-start -n $CONTAINER
+
+    # enable source repositories so that apt-get build-dep works
+    sudo lxc-attach -n $CONTAINER -- sh -ex <<EOF
+sed 's/^deb/deb-src/' /etc/apt/sources.list >> /etc/apt/sources.list.d/sources.list
+# wait until online
+while [ -z "\$(ip route list 0/0)" ]; do sleep 1; done
+apt-get -q update
+apt-get -y dist-upgrade
+apt-get install -y eatmydata
+EOF
+    sudo lxc-stop -n $CONTAINER
+
+    # cache it
+    sudo tar cpzf "$CACHE" /var/lib/lxc/$CONTAINER
+}
+
+for phase in "${PHASES[@]}"; do
+    case $phase in
+        SETUP)
+            # remove semaphore repos, some of them don't work and cause error messages
+            sudo rm -f /etc/apt/sources.list.d/*
+
+            # enable backports for latest LXC
+            echo 'deb http://archive.ubuntu.com/ubuntu xenial-backports main restricted universe multiverse' | sudo tee -a /etc/apt/sources.list.d/backports.list
+            sudo apt-get -q update
+            sudo apt-get install -y -t xenial-backports lxc
+            sudo apt-get install -y python3-debian git dpkg-dev fakeroot
+
+            [ -d $AUTOPKGTEST_DIR ] || git clone --quiet --depth=1 https://salsa.debian.org/ci-team/autopkgtest.git "$AUTOPKGTEST_DIR"
+
+            # use cached container image, unless older than a week
+            if [ -e "$CACHE" ] && [ $(( $(date +%s) - $(stat -c %Y "$CACHE") )) -le $MAX_CACHE_AGE ]; then
+                sudo tar -C / -xpzf "$CACHE"
+            else
+                create_container
+            fi
+        ;;
+        RUN)
+            # add current debian/ packaging
+            git fetch --depth=1 https://salsa.debian.org/systemd-team/systemd.git master
+            git checkout FETCH_HEAD debian
+
+            # craft changelog
+            UPSTREAM_VER=$(git describe | sed 's/^v//')
+            cat << EOF > debian/changelog.new
+systemd (${UPSTREAM_VER}-0) UNRELEASED; urgency=low
+
+  * Automatic build for upstream test
+
+ -- systemd test <pkg-systemd-maintainers@lists.alioth.debian.org>  $(date -R)
+
+EOF
+            cat debian/changelog >> debian/changelog.new
+            mv debian/changelog.new debian/changelog
+
+            # clean out patches
+            rm -rf debian/patches
+            # disable autopkgtests which are not for upstream
+            sed -i '/# NOUPSTREAM/ q' debian/tests/control
+            # enable more unit tests
+            sed -i '/^CONFFLAGS =/ s/=/= -Dtests=unsafe -Dsplit-usr=true -Dslow-tests=true /' debian/rules
+            # no orig tarball
+            echo '1.0' > debian/source/format
+
+            # build source package
+            dpkg-buildpackage -S -I -I$(basename "$CACHE_DIR") -d -us -uc -nc
+
+            # now build the package and run the tests
+            rm -rf "$ARTIFACTS_DIR"
+            # autopkgtest exits with 2 for "some tests skipped", accept that
+            $AUTOPKGTEST_DIR/runner/autopkgtest --apt-upgrade \
+                                                --env DEB_BUILD_OPTIONS=noudeb \
+                                                --env TEST_UPSTREAM=1 ../systemd_*.dsc \
+                                                -o "$ARTIFACTS_DIR" \
+                                                -- lxc -s $CONTAINER \
+                || [ $? -eq 2 ]
+        ;;
+        *)
+            echo >&2 "Unknown phase '$phase'"
+            exit 1
+    esac
+done

diff --git a/semaphoreci/setup.sh b/semaphoreci/setup.sh
deleted file mode 100755 (executable)
index c39238a..0000000
--- a/semaphoreci/setup.sh
+++ /dev/null
@@ -1,57 +0,0 @@
-#!/bin/bash
-set -ex
-
-# default to Debian testing
-DISTRO=${DISTRO:-debian}
-RELEASE=${RELEASE:-buster}
-ARCH=${ARCH:-amd64}
-CONTAINER=${RELEASE}-${ARCH}
-MAX_CACHE_AGE=604800  # one week
-CACHE=${SEMAPHORE_CACHE_DIR:=/tmp}/${CONTAINER}.img.tar.gz
-
-create_container() {
-    # create autopkgtest LXC image; this sometimes fails with "Unable to fetch
-    # GPG key from keyserver", so retry a few times
-    for retry in $(seq 5); do
-        sudo lxc-create -n $CONTAINER -t download -- -d $DISTRO -r $RELEASE -a $ARCH && break
-        sleep $((retry*retry))
-    done
-
-    # unconfine the container, otherwise some tests fail
-    echo 'lxc.apparmor.profile = unconfined' | sudo tee -a /var/lib/lxc/$CONTAINER/config
-
-    sudo lxc-start -n $CONTAINER
-
-    # enable source repositories so that apt-get build-dep works
-    sudo lxc-attach -n $CONTAINER -- sh -ex <<EOF
-sed 's/^deb/deb-src/' /etc/apt/sources.list >> /etc/apt/sources.list.d/sources.list
-# wait until online
-while [ -z "\$(ip route list 0/0)" ]; do sleep 1; done
-apt-get -q update
-apt-get -y dist-upgrade
-apt-get install -y eatmydata
-EOF
-    sudo lxc-stop -n $CONTAINER
-
-    # cache it
-    sudo tar cpzf "$CACHE" /var/lib/lxc/$CONTAINER
-}
-
-# remove semaphore repos, some of them don't work and cause error messages
-sudo rm -f /etc/apt/sources.list.d/*
-
-# enable backports for latest LXC
-echo 'deb http://archive.ubuntu.com/ubuntu xenial-backports main restricted universe multiverse' | sudo tee -a /etc/apt/sources.list.d/backports.list
-sudo apt-get -q update
-sudo apt-get install -y -t xenial-backports lxc
-sudo apt-get install -y python3-debian git dpkg-dev fakeroot
-
-AUTOPKGTESTDIR=$SEMAPHORE_CACHE_DIR/autopkgtest
-[ -d $AUTOPKGTESTDIR ] || git clone --quiet --depth=1 https://salsa.debian.org/ci-team/autopkgtest.git "$AUTOPKGTESTDIR"
-
-# use cached container image, unless older than a week
-if [ -e "$CACHE" ] && [ $(( $(date +%s) - $(stat -c %Y "$CACHE") )) -le $MAX_CACHE_AGE ]; then
-    sudo tar -C / -xpzf "$CACHE"
-else
-    create_container
-fi