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Merge pull request #521 from YunoHost/add_ynh_check_app_version_changed
Add ynh_check_app_version_changed
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commit
fbedd9b419
1 changed files with 104 additions and 0 deletions
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@ -55,3 +55,107 @@ ynh_abort_if_errors () {
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ynh_get_debian_release () {
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echo $(lsb_release --codename --short)
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}
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# Read the value of a key in a ynh manifest file
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#
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# usage: ynh_read_manifest manifest key
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# | arg: -m, --manifest= - Path of the manifest to read
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# | arg: -k, --key= - Name of the key to find
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ynh_read_manifest () {
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# Declare an array to define the options of this helper.
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declare -Ar args_array=( [m]=manifest= [k]=manifest_key= )
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local manifest
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local manifest_key
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# Manage arguments with getopts
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ynh_handle_getopts_args "$@"
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if [ ! -e "$manifest" ]; then
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# If the manifest isn't found, try the common place for backup and restore script.
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manifest="../settings/manifest.json"
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fi
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jq ".$manifest_key" "$manifest" --raw-output
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}
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# Read the upstream version from the manifest
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# The version number in the manifest is defined by <upstreamversion>~ynh<packageversion>
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# For example : 4.3-2~ynh3
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# This include the number before ~ynh
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# In the last example it return 4.3-2
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#
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# usage: ynh_app_upstream_version [-m manifest]
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# | arg: -m, --manifest= - Path of the manifest to read
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ynh_app_upstream_version () {
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declare -Ar args_array=( [m]=manifest= )
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local manifest
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# Manage arguments with getopts
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ynh_handle_getopts_args "$@"
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manifest="${manifest:-../manifest.json}"
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version_key=$(ynh_read_manifest --manifest="$manifest" --manifest_key="version")
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echo "${version_key/~ynh*/}"
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}
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# Read package version from the manifest
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# The version number in the manifest is defined by <upstreamversion>~ynh<packageversion>
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# For example : 4.3-2~ynh3
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# This include the number after ~ynh
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# In the last example it return 3
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#
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# usage: ynh_app_package_version [-m manifest]
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# | arg: -m, --manifest= - Path of the manifest to read
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ynh_app_package_version () {
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declare -Ar args_array=( [m]=manifest= )
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local manifest
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# Manage arguments with getopts
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ynh_handle_getopts_args "$@"
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manifest="${manifest:-../manifest.json}"
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version_key=$(ynh_read_manifest --manifest="$manifest" --manifest_key="version")
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echo "${version_key/*~ynh/}"
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}
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# Checks the app version to upgrade with the existing app version and returns:
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# - UPGRADE_APP if the upstream app version has changed
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# - UPGRADE_PACKAGE if only the YunoHost package has changed
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#
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## It stops the current script without error if the package is up-to-date
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#
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# This helper should be used to avoid an upgrade of an app, or the upstream part
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# of it, when it's not needed
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#
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# To force an upgrade, even if the package is up to date,
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# you have to set the variable YNH_FORCE_UPGRADE before.
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# example: sudo YNH_FORCE_UPGRADE=1 yunohost app upgrade MyApp
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#
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# usage: ynh_check_app_version_changed
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ynh_check_app_version_changed () {
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local force_upgrade=${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 --manifest="/etc/yunohost/apps/$YNH_APP_INSTANCE_NAME/manifest.json" --manifest_key="version" || echo 1.0)
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local current_upstream_version="$(ynh_app_upstream_version --manifest="/etc/yunohost/apps/$YNH_APP_INSTANCE_NAME/manifest.json")"
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local update_version=$(ynh_read_manifest --manifest="../manifest.json" --manifest_key="version" || echo 1.0)
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local update_upstream_version="$(ynh_app_upstream_version)"
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if [ "$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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