writefreely/scripts/upgrade-server.sh
Rob Loranger 075f25b829
fix: update script: non-standard version numbers
store version output in new variable
slice output indexed from beginning instead of end. allowing for custom
build version numbers.

also fix weird spacing from tabs being two spaces wide, sorry :)
2019-06-14 17:26:56 -07:00

96 lines
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Executable file

#! /bin/bash
###############################################################################
## writefreely update script ##
## ##
## WARNING: running this script will overwrite any modifed assets or ##
## template files. If you have any custom changes to these files you ##
## should back them up FIRST. ##
## ##
## This must be run from the web application root directory ##
## i.e. /var/www/writefreely, and operates under the assumption that you##
## have not installed the binary `writefreely` in another location. ##
###############################################################################
#
# Copyright © 2019 A Bunch Tell LLC.
#
# This file is part of WriteFreely.
#
# WriteFreely is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License, included
# in the LICENSE file in this source code package.
#
# only execute as root, or use sudo
if [[ `id -u` -ne 0 ]]; then
echo "You must login as root, or execute this script with sudo"
exit 10
fi
# go ahead and check for the latest release on linux
echo "Checking for updates..."
url=`curl -s https://api.github.com/repos/writeas/writefreely/releases/latest | grep 'browser_' | grep linux | cut -d\" -f4`
# check current version
bin_output=`./writefreely -v`
if [ -z "$bin_output" ]; then
exit 1
fi
current=${bin_output:12:5}
echo "Current version is v$current"
# grab latest version number
IFS='/'
read -ra parts <<< "$url"
latest=${parts[-2]}
echo "Latest release is $latest"
IFS='.'
read -ra cv <<< "$current"
read -ra lv <<< "${latest#v}"
IFS=' '
tempdir=$(mktemp -d)
if [[ ${lv[0]} -gt ${cv[0]} ]]; then
echo "New major version available."
echo "Downloading..."
`wget -P $tempdir -q --show-progress $url`
elif [[ ${lv[0]} -eq ${cv[0]} ]] && [[ ${lv[1]} -gt ${cv[1]} ]]; then
echo "New minor version available."
echo "Downloading..."
`wget -P $tempdir -q --show-progress $url`
elif [[ ${lv[2]} -gt ${cv[2]} ]]; then
echo "New patch version available."
echo "Downloading..."
`wget -P $tempdir -q --show-progress $url`
else
echo "Up to date."
exit 0
fi
filename=${parts[-1]}
# extract
echo "Extracting files..."
tar -zxf $tempdir/$filename -C $tempdir
# copy files
echo "Copying files..."
cp -r $tempdir/{pages,static,templates,writefreely} .
# restart service
echo "Restarting writefreely systemd service..."
if `systemctl restart writefreely`; then
echo "Success, version has been upgraded to $latest."
else
echo "Upgrade complete, but failed to restart service."
exit 1
fi