mirror of
https://github.com/YunoHost-Apps/borgserver_ynh.git
synced 2024-09-03 20:36:20 +02:00
127 lines
4.2 KiB
Bash
127 lines
4.2 KiB
Bash
#!/bin/bash
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#=================================================
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# COMMON VARIABLES
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#=================================================
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# App package root directory should be the parent folder
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PKG_DIR=$(cd ../; pwd)
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pkg_dependencies="python3-pip python3-dev libacl1-dev libssl-dev liblz4-dev python-jinja2 python3-setuptools python-virtualenv"
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# Install borg with pip if borg is not here
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install_borg_with_pip () {
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if [ ! -d /opt/borg-env ]; then
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virtualenv --python=python3 /opt/borg-env
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/opt/borg-env/bin/python /opt/borg-env/bin/pip install borgbackup==1.1.10
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echo "#!/bin/bash
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/opt/borg-env/bin/python /opt/borg-env/bin/borg \"\$@\"" > /usr/local/bin/borg
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chmod a+x /usr/local/bin/borg
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fi
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}
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#=================================================
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# COMMON HELPERS
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#=================================================
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ynh_export () {
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local ynh_arg=""
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for var in $@;
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do
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ynh_arg=$(echo $var | awk '{print toupper($0)}')
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if [ "$var" == "path_url" ]; then
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ynh_arg="PATH"
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fi
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ynh_arg="YNH_APP_ARG_$ynh_arg"
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export $var="${!ynh_arg}"
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done
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}
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# Save listed var in YunoHost app settings
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# usage: ynh_save_args VARNAME1 [VARNAME2 [...]]
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ynh_save_args () {
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for var in $@;
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do
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local setting_var="$var"
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if [ "$var" == "path_url" ]; then
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setting_var="path"
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fi
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ynh_app_setting_set $app $setting_var ${!var}
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done
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}
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# Render templates with Jinja2
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#
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# Attention : Variables should be exported before calling this helper to be
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# accessible inside templates.
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#
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# usage: ynh_render_template some_template output_path
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# | arg: some_template - Template file to be rendered
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# | arg: output_path - The path where the output will be redirected to
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ynh_render_template() {
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local template_path=$1
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local output_path=$2
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# Taken from https://stackoverflow.com/a/35009576
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python2.7 -c 'import os, sys, jinja2; sys.stdout.write(
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jinja2.Template(sys.stdin.read()
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).render(os.environ));' < $template_path > $output_path
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}
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ynh_configure () {
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ynh_backup_if_checksum_is_different $2
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ynh_render_template "${PKG_DIR}/conf/$1.j2" $2
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ynh_store_file_checksum $2
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}
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ynh_read_json () {
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sudo python3 -c "import sys, json;print(json.load(open('$1'))['$2'])"
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}
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ynh_read_manifest () {
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if [ -f '../manifest.json' ] ; then
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ynh_read_json '../manifest.json' "$1"
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else
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ynh_read_json '../settings/manifest.json' "$1"
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fi
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}
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# Checks the app version to upgrade with the existing app version and returns:
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# - UPGRADE_APP if the upstream app version has changed
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# - UPGRADE_PACKAGE if only the YunoHost package has changed
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#
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## It stops the current script without error if the package is up-to-date
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#
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# This helper should be used to avoid an upgrade of an app, or the upstream part
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# of it, when it's not needed
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#
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# To force an upgrade, even if the package is up to date,
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# you have to set the variable YNH_FORCE_UPGRADE before.
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# example: sudo YNH_FORCE_UPGRADE=1 yunohost app upgrade MyApp
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# usage: ynh_check_app_version_changed
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ynh_check_app_version_changed () {
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local force_upgrade=${YNH_FORCE_UPGRADE:-0}
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local package_check=${PACKAGE_CHECK_EXEC:-0}
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# By default, upstream app version has changed
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local return_value="UPGRADE_APP"
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local current_version=$(ynh_read_manifest "/etc/yunohost/apps/$YNH_APP_INSTANCE_NAME/manifest.json" "version" || echo 1.0)
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local current_upstream_version="${current_version/~ynh*/}"
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local update_version=$(ynh_read_manifest "../manifest.json" "version" || echo 1.0)
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local update_upstream_version="${update_version/~ynh*/}"
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if [ "$current_version" == "$update_version" ] ; then
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# Complete versions are the same
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if [ "$force_upgrade" != "0" ]
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then
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echo "Upgrade forced by YNH_FORCE_UPGRADE." >&2
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unset YNH_FORCE_UPGRADE
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elif [ "$package_check" != "0" ]
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then
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echo "Upgrade forced for package check." >&2
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else
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ynh_die "Up-to-date, nothing to do" 0
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fi
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elif [ "$current_upstream_version" == "$update_upstream_version" ] ; then
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# Upstream versions are the same, only YunoHost package versions differ
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return_value="UPGRADE_PACKAGE"
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fi
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echo $return_value
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}
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