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#!/usr/bin/env bash
# Usage: git-push-all.sh -t <test-branch-prefix> -r <remote-name> <git-opts>
# env vars: TOR_UPSTREAM_REMOTE_NAME=upstream TOR_PUSH_DELAY=0
# git-opts: --no-atomic --dry-run (any other git push option)
#
# TOR_PUSH_DELAY pushes the master and maint branches separately, so that CI
# runs in a sensible order.
# push --atomic is the default when TOR_PUSH_DELAY=0, and for release branches.
set -e
#################
# Configuration #
#################
# Don't change this configuration - set the env vars in your .profile
#
# The upstream remote which git.torproject.org/tor.git points to.
# In test branch mode, override this setting with -r <remote-name>
UPSTREAM_REMOTE=${TOR_UPSTREAM_REMOTE_NAME:-"upstream"}
# Add a delay between pushes, so CI runs on the most important branches first
PUSH_DELAY=${TOR_PUSH_DELAY:-0}
#######################
# Argument processing #
#######################
# Controlled by the -t <test-branch-prefix> option. The test branch base
# name option makes git-merge-forward.sh create new test branches:
# <tbbn>_029, <tbbn>_035, ... , <tbbn>_master, and merge forward.
TEST_BRANCH_PREFIX=
while getopts ":r:t:" opt; do
case "$opt" in
r) UPSTREAM_REMOTE="$OPTARG"
echo " *** PUSHING TO REMOTE: ${UPSTREAM_REMOTE} ***"
shift
shift
OPTIND=$[$OPTIND - 2]
;;
t) TEST_BRANCH_PREFIX="$OPTARG"
echo " *** PUSHING TEST BRANCHES: ${TEST_BRANCH_PREFIX}_nnn ***"
shift
shift
OPTIND=$[$OPTIND - 2]
;;
*)
# Assume git push will handle the option
;;
esac
done
if [ "$TEST_BRANCH_PREFIX" ]; then
if [ "$UPSTREAM_REMOTE" = ${TOR_UPSTREAM_REMOTE_NAME:-"upstream"} ]; then
echo "Pushing test branches ${TEST_BRANCH_PREFIX}_nnn to " \
"$UPSTREAM_REMOTE is not allowed."
echo "Usage: $0 -r <remote-name> -t <test-branch-prefix> <git-opts>"
exit 1
fi
fi
########################
# Git branches to push #
########################
PUSH_BRANCHES=$(echo \
master \
{release,maint}-0.4.1 \
{release,maint}-0.4.0 \
{release,maint}-0.3.5 \
{release,maint}-0.2.9 \
)
if [ -z "$TEST_BRANCH_PREFIX" ]; then
# maint/release push mode
#
# List of branches to push. Ordering is not important.
PUSH_BRANCHES=$(echo \
master \
{release,maint}-0.4.1 \
{release,maint}-0.4.0 \
{release,maint}-0.3.5 \
{release,maint}-0.2.9 \
)
else
# Test branch mode: merge to maint only, and create a new branch for 0.2.9
#
# List of branches to push. Ordering is not important.
PUSH_BRANCHES=$(echo \
${TEST_BRANCH_PREFIX}_master \
${TEST_BRANCH_PREFIX}_041 \
${TEST_BRANCH_PREFIX}_040 \
${TEST_BRANCH_PREFIX}_035 \
${TEST_BRANCH_PREFIX}_029 \
)
fi
###############
# Entry point #
###############
if [ "$PUSH_DELAY" -le 0 ]; then
echo "Pushing $PUSH_BRANCHES"
# We know that there are no spaces in any branch within $PUSH_BRANCHES, so
# it is safe to use it unquoted. (This also applies to the other shellcheck
# exceptions below.)
#
# shellcheck disable=SC2086
git push --atomic "$@" "$UPSTREAM_REMOTE" $PUSH_BRANCHES
else
PUSH_BRANCHES=$(echo "$PUSH_BRANCHES" | tr " " "\n" | sort -V)
MASTER_BRANCH=$(echo "$PUSH_BRANCHES" | tr " " "\n" | grep master)
if [ -z "$TEST_BRANCH_PREFIX" ]; then
MAINT_BRANCHES=$(echo "$PUSH_BRANCHES" | tr " " "\n" | grep maint)
RELEASE_BRANCHES=$(echo "$PUSH_BRANCHES" | tr " " "\n" | grep release | \
tr "\n" " ")
printf "Pushing with %ss delays, so CI runs in this order:\n%s\n%s\n%s\n" \
"$PUSH_DELAY" "$MASTER_BRANCH" "$MAINT_BRANCHES" "$RELEASE_BRANCHES"
else
# Actually test branches based on maint branches
MAINT_BRANCHES=$(echo "$PUSH_BRANCHES" | tr " " "\n" | grep -v master)
printf "Pushing with %ss delays, so CI runs in this order:\n%s\n%s\n" \
"$PUSH_DELAY" "$MASTER_BRANCH" "$MAINT_BRANCHES"
# No release branches
RELEASE_BRANCHES=
fi
git push "$@" "$UPSTREAM_REMOTE" "$MASTER_BRANCH"
sleep "$PUSH_DELAY"
# shellcheck disable=SC2086
for b in $MAINT_BRANCHES; do
git push "$@" "$UPSTREAM_REMOTE" "$b"
sleep "$PUSH_DELAY"
done
if [ "$RELEASE_BRANCHES" ]; then
# shellcheck disable=SC2086
git push --atomic "$@" "$UPSTREAM_REMOTE" $RELEASE_BRANCHES
fi
fi
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