YunoHost-Apps/nextcloud_ynh
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Merge pull request #12 from YunoHost-Apps/secure_upgrade

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Upgrade sécurisé
This commit is contained in:
Maniack Crudelis 2017-01-19 00:19:02 +01:00 • committed by GitHub
commit 94a56e7103
3 changed files with 38 additions and 12 deletions
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10
scripts/backup
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@ -22,8 +22,14 @@ DESTDIR="/var/www/$app"
ynh_backup "$DESTDIR" "www"
# Copy the data directory
DATADIR="/home/yunohost.app/${app}/data"
ynh_backup "$DATADIR" "data" 1
backup_core_only=$(ynh_app_setting_get "$app" backup_core_only)
if [ -z $backup_core_only ] # Si backup_core_only a une valeur dans le fichier settings.yml, ne sauvegarde pas le dossier data
then
DATADIR="/home/yunohost.app/${app}/data"
ynh_backup "$DATADIR" "data" 1
else
echo "Data dir will not saved, because backup_core_only is set." >&2
fi
# Copy the conf files
mkdir ./conf

6
scripts/restore
View file

@ -55,7 +55,11 @@ sudo useradd -c "$app system account" \
# Restore the app files
sudo cp -a ./www "$DESTDIR"
sudo mkdir -p "$DATADIR"
sudo cp -a ./data/. "$DATADIR"
if [ -d ./data ] # Le dossier data est restauré seulement si il existe. Si le backup a été fait avec l'option backup_core_only, ce dossier n'a pas été sauvegardé.
then
sudo cp -a ./data/. "$DATADIR"
fi
ynh_app_setting_delete $app backup_core_only # Retire l'option backup_core_only du fichier settings.yml le cas échéant
# Create and restore the database
ynh_mysql_create_db "$dbname" "$dbuser" "$dbpass"

34
scripts/upgrade
View file

@ -3,6 +3,9 @@
# Load common variables and helpers
source ./_common.sh
# Source app helpers
source /usr/share/yunohost/helpers
# Set app specific variables
app=$APPNAME
real_app=$YNH_APP_INSTANCE_NAME # real_app prendra la valeur nextcloud ou owncloud dans le cas d'une migration
@ -10,27 +13,40 @@ dbname=$app
dbuser=$app
# Backup the current version of the app, restore it if the upgrade fails
if sudo yunohost backup list | grep -q $real_app-before-upgrade > /dev/null 2>&1; then # Supprime l'ancienne archive seulement si elle existe
sudo yunohost backup delete $real_app-before-upgrade
backup_number=1
old_backup_number=2
if sudo yunohost backup list | grep -q $app-before-upgrade1 > /dev/null 2>&1; then # Vérifie l'existence d'une archive déjà numéroté à 1.
backup_number=2 # Et passe le numéro de l'archive à 2
old_backup_number=1
fi
sudo yunohost backup create --ignore-hooks --apps $real_app --name $real_app-before-upgrade
ynh_app_setting_set $app backup_core_only 1 # Indique au backup/restore de ne pas sauvegarder le dossier de data, uniquement le core de nextcloud.
sudo yunohost backup create --ignore-hooks --apps $app --name $app-before-upgrade$backup_number # Créer un backup différent de celui existant.
if [ "$?" -eq 0 ]; then # Si le backup est un succès, supprime l'archive précédente.
if sudo yunohost backup list | grep -q $app-before-upgrade$old_backup_number > /dev/null 2>&1; then # Vérifie l'existence de l'ancienne archive avant de la supprimer, pour éviter une erreur.
sudo yunohost backup delete $app-before-upgrade$old_backup_number > /dev/null
fi
else # Si le backup a échoué
ynh_die "Backup failed, the upgrade process was aborted."
fi
EXIT_PROPERLY () {
exit_code=$?
if [ "$exit_code" -eq 0 ]; then
ynh_app_setting_delete $app backup_core_only
exit 0 # Quitte sans erreur si le script se termine correctement.
fi
trap '' EXIT
set +eu
sudo yunohost app remove $real_app # Supprime l'application avant de la restaurer.
sudo yunohost backup restore --ignore-hooks $real_app-before-upgrade --apps $real_app --force # Restore the backup if upgrade failed
ynh_die "Upgrade failed. The app was restored to the way it was before the failed upgrade."
echo "Upgrade failed." >&2
if sudo yunohost backup list | grep -q $app-before-upgrade$backup_number > /dev/null 2>&1; then # Vérifie l'existence de l'archive avant de supprimer l'application et de restaurer
sudo yunohost app remove $app # Supprime l'application avant de la restaurer.
sudo yunohost backup restore --ignore-hooks $app-before-upgrade$backup_number --apps $app --force # Restore the backup if upgrade failed
ynh_die "The app was restored to the way it was before the failed upgrade."
fi
}
set -eu
trap EXIT_PROPERLY EXIT
# Source app helpers
source /usr/share/yunohost/helpers
# Migrate from ownCloud to Nextcloud
if [[ $YNH_APP_INSTANCE_NAME != $app ]]; then # Si le nom de l'app donné lors de la commande n'est pas nextcloud, vérifie si c'est owncloud pour lancer la migration.
[[ $YNH_APP_ID == owncloud ]] \