Files
cloudron-box/src/scripts/update.sh
Girish Ramakrishnan fe5e31e528 Save update json in /root
/tmp is not very secure. But the real reason is so that we can
re-run the setup script again should things fail.

/home/yellowtent/box/scripts/installer.sh --data-file /root/cloudron-update-data.json
2017-01-30 15:21:04 -08:00

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#!/bin/bash
set -eu -o pipefail
if [[ ${EUID} -ne 0 ]]; then
echo "This script should be run as root." > /dev/stderr
exit 1
fi
readonly UPDATER_SERVICE="cloudron-updater"
readonly DATA_FILE="/root/cloudron-update-data.json"
readonly curl="curl --fail --connect-timeout 20 --retry 10 --retry-delay 2 --max-time 300"
if [[ $# == 1 && "$1" == "--check" ]]; then
echo "OK"
exit 0
fi
if [[ $# != 2 ]]; then
echo "sourceTarballUrl and data arguments required"
exit 1
fi
readonly sourceTarballUrl="${1}"
readonly data="${2}"
echo "Updating Cloudron with ${sourceTarballUrl}"
echo "${data}"
# TODO: pre-download tarball
box_src_tmp_dir=$(mktemp -dt box-src-XXXXXX)
readonly installer_path="${box_src_tmp_dir}/scripts/installer.sh"
echo "Downloading box code from ${sourceTarballUrl} to ${box_src_tmp_dir}"
for try in `seq 1 10`; do
if $curl -L "${sourceTarballUrl}" | tar -zxf - -C "${box_src_tmp_dir}"; then break; fi
echo "Failed to download source tarball, trying again"
sleep 5
done
if [[ ${try} -eq 10 ]]; then
echo "Release tarball download failed"
exit 3
fi
echo "=> reset service ${UPDATER_SERVICE} status in case it failed"
if systemctl reset-failed "${UPDATER_SERVICE}"; then
echo "=> service has failed earlier"
fi
# Save user data in file, to avoid argument length limit with systemd-run
echo "${data}" > "${DATA_FILE}"
echo "=> Run installer.sh as cloudron-updater.service"
if ! systemd-run --unit "${UPDATER_SERVICE}" ${installer_path} --data-file "${DATA_FILE}"; then
echo "Failed to install cloudron. See ${LOG_FILE} for details"
exit 1
fi
echo "=> service ${UPDATER_SERVICE} started."
echo "=> See logs with journalctl -u ${UPDATER_SERVICE} -f"
while true; do
if systemctl is-failed "${UPDATER_SERVICE}"; then
echo "=> ${UPDATER_SERVICE} has failed"
exit 1
fi
sleep 5
# this loop will stop once the update process stopped the box unit and thus terminating this child process
done