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|
#!/bin/bash -e
# ostree-push.sh - Push OSTree commits to a remote repo using sshfs
# Copyright (C) 2016 Dan Nicholson <nicholson@endlessm.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
ARGS=$(getopt -n "$0" \
-o uvh \
-l repo:,basedir:,update,gpg-sign:,gpg-homedir:,verbose,debug,help \
-- "$@")
eval set -- "$ARGS"
usage() {
cat <<EOF
Usage: $0 [OPTION]... REMOTE [REF]...
Push OSTree REFs to REMOTE
--repo=PATH path to OSTree repository
--basedir=PATH location to create local mounts
-u, --update update the summary file
--gpg-sign=KEY-ID GPG key ID to sign the summary with
--gpg-homedir=HOMEDIR GPG homedir for finding keys
-v, --verbose print verbose information
--debug print debug information
-h, --help display this help and exit
EOF
}
PULL_ARGS=()
SUMMARY_ARGS=()
UPDATE=false
BASEDIR=$(pwd)
while true; do
case "$1" in
--repo)
OSTREE_REPO=$2
shift 2
;;
--basedir)
BASEDIR=$2
shift 2
;;
-u|--update)
UPDATE=true
SUMMARY_ARGS+=("$1")
shift
;;
--gpg-sign|--gpg-homedir)
SUMMARY_ARGS+=("$1=$2")
shift 2
;;
-v|--verbose)
PULL_ARGS+=("$1")
SUMMARY_ARGS+=("$1")
shift
;;
--debug)
set -x
shift
;;
-h|--help)
usage
exit 0
;;
--)
shift
break
;;
esac
done
if [ $# -lt 1 ]; then
echo "No remote specified" >&2
exit 1
fi
REMOTE=$1
shift
# Figure out the local repo. This emulates ostree_repo_new_default().
if [ -z "$OSTREE_REPO" ]; then
if [ -e objects ] && [ -e config ]; then
OSTREE_REPO=.
else
OSTREE_REPO=/ostree/repo
fi
fi
# Exit handler
cleanup() {
if [ -n "$remote_repo" ]; then
# This is just unreliable, sleep 2 and retry seems to fix
# the case of forceful termination
fusermount -u "$remote_repo" || true
sleep 2
fusermount -u "$remote_repo" || true
rmdir "$remote_repo"
fi
}
# Terminate handler
terminate() {
if [ ! -z "$term_pid" ]; then
kill -TERM "$term_pid"
wait "$term_pid"
fi
if [ ! -z "$kill_pid" ]; then
kill -KILL "$kill_pid"
fi
# Do the cleanup after
cleanup
}
trap cleanup EXIT
trap terminate TERM
# Mount the remote repo
remote_repo=$(mktemp -d "${BASEDIR}/ostree-push.XXXXXXXXXX")
sshfs "$remote_repo" "$REMOTE" &
term_pid="$!"
wait "$term_pid"
term_pid=""
# Use pull-local to emulate pushing
ostree pull-local --repo="$remote_repo" "${PULL_ARGS[@]}" "$OSTREE_REPO" "$@" &
kill_pid="$!"
wait "$kill_pid"
kill_pid=""
# Update the remote summary if asked
if $UPDATE; then
ostree summary --repo="$remote_repo" "${SUMMARY_ARGS[@]}" &
kill_pid="$!"
wait "$kill_pid"
kill_pid=""
fi
|
