mirror of
https://github.com/YunoHost-Apps/jirafeau_ynh.git
synced 2024-09-03 19:35:53 +02:00
459 lines
16 KiB
Bash
Executable file
459 lines
16 KiB
Bash
Executable file
#!/bin/bash
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#=================================================
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#=================================================
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# TESTING
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#=================================================
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#=================================================
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YNH_EXECUTION_DIR="."
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ynh_backup_abstract () {
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# A intégrer à ynh_backup directement.
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ynh_backup "$@"
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echo "$2" "$1" >> backup_list
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}
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ynh_restore_file () {
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file_and_dest=$(grep "^$1" backup_list)
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backup_file=${file_and_dest%% *}
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backup_dest=${file_and_dest#* }
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if [ -f "$backup_dest" ]; then
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ynh_die "There is already a file at this path: $backup_dest"
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fi
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if test -d "$backup_file"; then
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sudo cp -a "$backup_file/." "$backup_dest"
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else
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sudo cp -a "$backup_file" "$backup_dest"
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fi
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}
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ynh_fpm_config () {
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finalphpconf="/etc/php5/fpm/pool.d/$app.conf"
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ynh_compare_checksum_config "$finalphpconf" 1
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sudo cp ../conf/php-fpm.conf "$finalphpconf"
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ynh_replace_string "__NAMETOCHANGE__" "$app" "$finalphpconf"
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ynh_replace_string "__FINALPATH__" "$final_path" "$finalphpconf"
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ynh_replace_string "__USER__" "$app" "$finalphpconf"
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sudo chown root: "$finalphpconf"
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ynh_store_checksum_config "$finalphpconf"
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if [ -e "../conf/php-fpm.ini" ]
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then
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finalphpini="/etc/php5/fpm/conf.d/20-$app.ini"
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ynh_compare_checksum_config "$finalphpini" 1
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sudo cp ../conf/php-fpm.ini "$finalphpini"
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sudo chown root: "$finalphpini"
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ynh_store_checksum_config "$finalphpini"
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fi
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sudo systemctl reload php5-fpm
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}
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ynh_remove_fpm_config () {
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ynh_secure_remove "/etc/php5/fpm/pool.d/$app.conf"
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ynh_secure_remove "/etc/php5/fpm/conf.d/20-$app.ini"
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sudo systemctl reload php5-fpm
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}
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ynh_nginx_config () {
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finalnginxconf="/etc/nginx/conf.d/$domain.d/$app.conf"
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ynh_compare_checksum_config "$finalnginxconf" 1
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sudo cp ../conf/nginx.conf "$finalnginxconf"
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# To avoid a break by set -u, use a void substitution ${var:-}. If the variable is not set, it's simply set with an empty variable.
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# Substitute in a nginx config file only if the variable is not empty
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if test -n "${path_url:-}"; then
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ynh_replace_string "__PATH__" "$path_url" "$finalnginxconf"
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fi
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if test -n "${domain:-}"; then
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ynh_replace_string "__DOMAIN__" "$domain" "$finalnginxconf"
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fi
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if test -n "${port:-}"; then
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ynh_replace_string "__PORT__" "$port" "$finalnginxconf"
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fi
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if test -n "${app:-}"; then
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ynh_replace_string "__NAME__" "$app" "$finalnginxconf"
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fi
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if test -n "${final_path:-}"; then
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ynh_replace_string "__FINALPATH__" "$final_path" "$finalnginxconf"
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fi
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ynh_store_checksum_config "$finalnginxconf"
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sudo systemctl reload nginx
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}
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ynh_remove_nginx_config () {
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ynh_secure_remove "/etc/nginx/conf.d/$domain.d/$app.conf"
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sudo systemctl reload nginx
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}
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ynh_store_checksum_config () {
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config_file_checksum=checksum_${1//[\/ ]/_} # Replace all '/' and ' ' by '_'
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ynh_app_setting_set $app $config_file_checksum $(sudo md5sum "$1" | cut -d' ' -f1)
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}
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ynh_compare_checksum_config () {
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current_config_file=$1
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compress_backup=${2:-0} # If $2 is empty, compress_backup will set at 0
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config_file_checksum=checksum_${current_config_file//[\/ ]/_} # Replace all '/' and ' ' by '_'
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checksum_value=$(ynh_app_setting_get $app $config_file_checksum)
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if [ -n "$checksum_value" ]
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then # Proceed only if a value was stocked into the app config
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if ! echo "$checksum_value $current_config_file" | sudo md5sum -c --status
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then # If the checksum is now different
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backup_config_file="$current_config_file.backup.$(date '+%d.%m.%y_%Hh%M,%Ss')"
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if [ $compress_backup -eq 1 ]
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then
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sudo tar --create --gzip --file "$backup_config_file.tar.gz" "$current_config_file" # Backup the current config file and compress
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backup_config_file="$backup_config_file.tar.gz"
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else
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sudo cp -a "$current_config_file" "$backup_config_file" # Backup the current config file
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fi
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echo "Config file $current_config_file has been manually modified since the installation or last upgrade. So it has been duplicated in $backup_config_file" >&2
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echo "$backup_config_file" # Return the name of the backup file
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fi
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fi
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}
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#=================================================
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#=================================================
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#=================================================
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# CHECKING
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#=================================================
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CHECK_DOMAINPATH () { # Vérifie la disponibilité du path et du domaine.
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sudo yunohost app checkurl $domain$path_url -a $app
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}
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CHECK_FINALPATH () { # Vérifie que le dossier de destination n'est pas déjà utilisé.
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final_path=/var/www/$app
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test ! -e "$final_path" || ynh_die "This path already contains a folder"
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}
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#=================================================
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# DISPLAYING
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#=================================================
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WARNING () { # Écrit sur le canal d'erreur pour passer en warning.
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$@ >&2
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}
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QUIET () { # Redirige la sortie standard dans /dev/null
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$@ > /dev/null
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}
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#=================================================
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# BACKUP
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#=================================================
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BACKUP_FAIL_UPGRADE () {
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WARNING echo "Upgrade failed."
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app_bck=${app//_/-} # Replace all '_' by '-'
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if sudo yunohost backup list | grep -q $app_bck-pre-upgrade$backup_number; then # Vérifie l'existence de l'archive avant de supprimer l'application et de restaurer
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sudo yunohost app remove $app # Supprime l'application avant de la restaurer.
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sudo yunohost backup restore --ignore-hooks $app_bck-pre-upgrade$backup_number --apps $app --force # Restore the backup if upgrade failed
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ynh_die "The app was restored to the way it was before the failed upgrade."
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fi
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}
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BACKUP_BEFORE_UPGRADE () { # Backup the current version of the app, restore it if the upgrade fails
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backup_number=1
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old_backup_number=2
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app_bck=${app//_/-} # Replace all '_' by '-'
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if sudo yunohost backup list | grep -q $app_bck-pre-upgrade1; then # Vérifie l'existence d'une archive déjà numéroté à 1.
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backup_number=2 # Et passe le numéro de l'archive à 2
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old_backup_number=1
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fi
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sudo yunohost backup create --ignore-hooks --apps $app --name $app_bck-pre-upgrade$backup_number # Créer un backup différent de celui existant.
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if [ "$?" -eq 0 ]; then # Si le backup est un succès, supprime l'archive précédente.
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if sudo yunohost backup list | grep -q $app_bck-pre-upgrade$old_backup_number; then # Vérifie l'existence de l'ancienne archive avant de la supprimer, pour éviter une erreur.
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QUIET sudo yunohost backup delete $app_bck-pre-upgrade$old_backup_number
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fi
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else # Si le backup a échoué
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ynh_die "Backup failed, the upgrade process was aborted."
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fi
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}
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HUMAN_SIZE () { # Transforme une taille en Ko en une taille lisible pour un humain
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human=$(numfmt --to=iec --from-unit=1K $1)
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echo $human
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}
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CHECK_SIZE () { # Vérifie avant chaque backup que l'espace est suffisant
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file_to_analyse=$1
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backup_size=$(sudo du --summarize "$file_to_analyse" | cut -f1)
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free_space=$(sudo df --output=avail "/home/yunohost.backup" | sed 1d)
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if [ $free_space -le $backup_size ]
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then
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WARNING echo "Espace insuffisant pour sauvegarder $file_to_analyse."
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WARNING echo "Espace disponible: $(HUMAN_SIZE $free_space)"
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ynh_die "Espace nécessaire: $(HUMAN_SIZE $backup_size)"
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fi
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}
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#=================================================
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#=================================================
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# FUTUR YNH HELPERS
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#=================================================
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# Importer ce fichier de fonction avant celui des helpers officiel
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# Ainsi, les officiels prendront le pas sur ceux-ci le cas échéant
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#=================================================
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# Normalize the url path syntax
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# Handle the slash at the beginning of path and its absence at ending
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# Return a normalized url path
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#
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# example: url_path=$(ynh_normalize_url_path $url_path)
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# ynh_normalize_url_path example -> /example
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# ynh_normalize_url_path /example -> /example
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# ynh_normalize_url_path /example/ -> /example
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# ynh_normalize_url_path / -> /
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#
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# usage: ynh_normalize_url_path path_to_normalize
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# | arg: url_path_to_normalize - URL path to normalize before using it
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ynh_normalize_url_path () {
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path_url=$1
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test -n "$path_url" || ynh_die "ynh_normalize_url_path expect a URL path as first argument and received nothing."
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if [ "${path_url:0:1}" != "/" ]; then # If the first character is not a /
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path_url="/$path_url" # Add / at begin of path variable
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fi
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if [ "${path_url:${#path_url}-1}" == "/" ] && [ ${#path_url} -gt 1 ]; then # If the last character is a / and that not the only character.
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path_url="${path_url:0:${#path_url}-1}" # Delete the last character
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fi
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echo $path_url
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}
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# Manage a fail of the script
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#
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# Print a warning to inform that the script was failed
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# Execute the ynh_clean_setup function if used in the app script
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#
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# usage of ynh_clean_setup function
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# This function provide a way to clean some residual of installation that not managed by remove script.
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# To use it, simply add in your script:
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# ynh_clean_setup () {
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# instructions...
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# }
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# This function is optionnal.
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#
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# Usage: ynh_exit_properly is used only by the helper ynh_abort_if_errors.
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# You must not use it directly.
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ynh_exit_properly () {
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exit_code=$?
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if [ "$exit_code" -eq 0 ]; then
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exit 0 # Exit without error if the script ended correctly
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fi
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trap '' EXIT # Ignore new exit signals
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set +eu # Do not exit anymore if a command fail or if a variable is empty
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echo -e "!!\n $app's script has encountered an error. Its execution was cancelled.\n!!" >&2
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if type -t ynh_clean_setup > /dev/null; then # Check if the function exist in the app script.
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ynh_clean_setup # Call the function to do specific cleaning for the app.
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fi
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ynh_die # Exit with error status
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}
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# Exit if an error occurs during the execution of the script.
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#
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# Stop immediatly the execution if an error occured or if a empty variable is used.
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# The execution of the script is derivate to ynh_exit_properly function before exit.
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#
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# Usage: ynh_abort_if_errors
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ynh_abort_if_errors () {
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set -eu # Exit if a command fail, and if a variable is used unset.
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trap ynh_exit_properly EXIT # Capturing exit signals on shell script
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}
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# Create a system user
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#
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# usage: ynh_system_user_create user_name [home_dir]
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# | arg: user_name - Name of the system user that will be create
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# | arg: home_dir - Path of the home dir for the user. Usually the final path of the app. If this argument is omitted, the user will be created without home
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ynh_system_user_create () {
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if ! ynh_system_user_exists "$1" # Check if the user exists on the system
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then # If the user doesn't exist
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if [ $# -ge 2 ]; then # If a home dir is mentioned
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user_home_dir="-d $2"
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else
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user_home_dir="--no-create-home"
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fi
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sudo useradd $user_home_dir --system --user-group $1 --shell /usr/sbin/nologin || ynh_die "Unable to create $1 system account"
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fi
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}
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# Delete a system user
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#
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# usage: ynh_system_user_delete user_name
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# | arg: user_name - Name of the system user that will be create
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ynh_system_user_delete () {
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if ynh_system_user_exists "$1" # Check if the user exists on the system
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then
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echo "Remove the user $1" >&2
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sudo userdel $1
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else
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echo "The user $1 was not found" >&2
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fi
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}
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# Substitute/replace a string by another in a file
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#
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# usage: ynh_replace_string match_string replace_string target_file
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# | arg: match_string - String to be searched and replaced in the file
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# | arg: replace_string - String that will replace matches
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# | arg: target_file - File in which the string will be replaced.
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ynh_replace_string () {
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delimit=@
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match_string=${1//${delimit}/"\\${delimit}"} # Escape the delimiter if it's in the string.
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replace_string=${2//${delimit}/"\\${delimit}"}
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workfile=$3
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sudo sed --in-place "s${delimit}${match_string}${delimit}${replace_string}${delimit}g" "$workfile"
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}
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# Remove a file or a directory securely
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#
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# usage: ynh_secure_remove path_to_remove
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# | arg: path_to_remove - File or directory to remove
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ynh_secure_remove () {
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path_to_remove=$1
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forbidden_path=" \
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/var/www \
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/home/yunohost.app"
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if [[ "$forbidden_path" =~ "$path_to_remove" \
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# Match all paths or subpaths in $forbidden_path
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|| "$path_to_remove" =~ ^/[[:alnum:]]+$ \
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# Match all first level paths from / (Like /var, /root, etc...)
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|| "${path_to_remove:${#path_to_remove}-1}" = "/" ]]
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# Match if the path finishes by /. Because it seems there is an empty variable
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then
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echo "Avoid deleting $path_to_remove." >&2
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else
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if [ -e "$path_to_remove" ]
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then
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sudo rm -R "$path_to_remove"
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else
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echo "$path_to_remove wasn't deleted because it doesn't exist." >&2
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fi
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fi
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}
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# Download, check integrity, uncompress and patch the source from app.src
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#
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# The file conf/app.src need to contains:
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#
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# SOURCE_URL=Address to download the app archive
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# SOURCE_SUM=Control sum
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# # (Optional) Programm to check the integrity (sha256sum, md5sum$YNH_EXECUTION_DIR/...)
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# # default: sha256
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# SOURCE_SUM_PRG=sha256
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# # (Optional) Archive format
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# # default: tar.gz
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# SOURCE_FORMAT=tar.gz
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# # (Optional) Put false if source are directly in the archive root
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# # default: true
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# SOURCE_IN_SUBDIR=false
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# # (Optionnal) Name of the local archive (offline setup support)
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# # default: ${src_id}.${src_format}
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# SOURCE_FILENAME=example.tar.gz
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#
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# Details:
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# This helper download sources from SOURCE_URL if there is no local source
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# archive in /opt/yunohost-apps-src/APP_ID/SOURCE_FILENAME
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#
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# Next, it check the integrity with "SOURCE_SUM_PRG -c --status" command.
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#
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# If it's ok, the source archive will be uncompress in $dest_dir. If the
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# SOURCE_IN_SUBDIR is true, the first level directory of the archive will be
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# removed.
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#
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# Finally, patches named sources/patches/${src_id}-*.patch and extra files in
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# sources/extra_files/$src_id will be applyed to dest_dir
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#
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#
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# usage: ynh_setup_source dest_dir [source_id]
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# | arg: dest_dir - Directory where to setup sources
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# | arg: source_id - Name of the app, if the package contains more than one app
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ynh_setup_source () {
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local dest_dir=$1
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local src_id=${2:-app} # If the argument is not given, source_id equal "app"
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# Load value from configuration file (see above for a small doc about this file
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# format)
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local src_url=$(grep 'SOURCE_URL=' "$YNH_EXECUTION_DIR/../conf/${src_id}.src" | cut -d= -f2-)
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local src_sum=$(grep 'SOURCE_SUM=' "$YNH_EXECUTION_DIR/../conf/${src_id}.src" | cut -d= -f2-)
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local src_sumprg=$(grep 'SOURCE_SUM_PRG=' "$YNH_EXECUTION_DIR/../conf/${src_id}.src" | cut -d= -f2-)
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local src_format=$(grep 'SOURCE_FORMAT=' "$YNH_EXECUTION_DIR/../conf/${src_id}.src" | cut -d= -f2-)
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local src_in_subdir=$(grep 'SOURCE_IN_SUBDIR=' "$YNH_EXECUTION_DIR/../conf/${src_id}.src" | cut -d= -f2-)
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local src_filename=$(grep 'SOURCE_FILENAME=' "$YNH_EXECUTION_DIR/../conf/${src_id}.src" | cut -d= -f2-)
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# Default value
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src_sumprg=${src_sumprg:-sha256sum}
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src_in_subdir=${src_in_subdir:-true}
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src_format=${src_format:-tar.gz}
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src_format=$(echo "$src_format" | tr '[:upper:]' '[:lower:]')
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if [ "$src_filename" = "" ] ; then
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src_filename="${src_id}.${src_format}"
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fi
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local local_src="/opt/yunohost-apps-src/${YNH_APP_ID}/${src_filename}"
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if test -e "$local_src"
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then # Use the local source file if it is present
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sudo cp $local_src $src_filename
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else # If not, download the source
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wget -nv -O $src_filename $src_url
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fi
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# Check the control sum
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echo "${src_sum} ${src_filename}" | ${src_sumprg} -c --status \
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|| ynh_die "Corrupt source"
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# Extract source into the app dir
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sudo mkdir -p "$dest_dir"
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if [ "$src_format" = "zip" ]
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then
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# Zip format
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# Using of a temp directory, because unzip doesn't manage --strip-components
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if $src_in_subdir ; then
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local tmp_dir=$(mktemp -d)
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unzip -quo $src_filename -d "$tmp_dir"
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sudo cp -a $tmp_dir/*/. "$dest_dir"
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ynh_secure_remove "$tmp_dir"
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else
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sudo unzip -quo $src_filename -d "$dest_dir"
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fi
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else
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local strip=""
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if $src_in_subdir ; then
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strip="--strip-components 1"
|
|
fi
|
|
if [[ "$src_format" =~ ^tar.gz|tar.bz2|tar.xz$ ]] ; then
|
|
sudo tar -xf $src_filename -C "$dest_dir" $strip
|
|
else
|
|
ynh_die "Archive format unrecognized."
|
|
fi
|
|
fi
|
|
|
|
# Apply patches
|
|
if (( $(find $YNH_EXECUTION_DIR/../sources/patches/ -type f -name "${src_id}-*.patch" 2> /dev/null | wc -l) > "0" )); then
|
|
local old_dir=$(pwd)
|
|
(cd "$dest_dir" \
|
|
&& for p in $YNH_EXECUTION_DIR/../sources/patches/${src_id}-*.patch; do \
|
|
patch -p1 < $p; done) \
|
|
|| ynh_die "Unable to apply patches"
|
|
cd $old_dir
|
|
fi
|
|
|
|
# Add supplementary files
|
|
if test -e "$YNH_EXECUTION_DIR/../sources/extra_files/${src_id}"; then
|
|
cp -a $YNH_EXECUTION_DIR/../sources/extra_files/$src_id/. "$dest_dir"
|
|
fi
|
|
|
|
}
|