1
0
Fork 0
mirror of https://github.com/YunoHost-Apps/cryptpad_ynh.git synced 2024-09-03 18:26:14 +02:00

Update .fonctions

This commit is contained in:
frju365 2017-04-07 23:30:36 +02:00 committed by GitHub
parent 82210b48c2
commit 15fcccb30f

View file

@ -1,30 +1,469 @@
#!/bin/bash #!/bin/bash
CHECK_VAR () { # Vérifie que la variable n'est pas vide. #!/bin/bash
# $1 = Variable à vérifier
# $2 = Texte à afficher en cas d'erreur
test -n "$1" || (echo "$2" >&2 && false)
}
CHECK_PATH () { # Vérifie la présence du / en début de path. Et son absence à la fin. #=================================================
if [ "${path:0:1}" != "/" ]; then # Si le premier caractère n'est pas un / # CHECKING
path="/$path" # Ajoute un / en début de path #=================================================
fi
if [ "${path:${#path}-1}" == "/" ] && [ ${#path} -gt 1 ]; then # Si le dernier caractère est un / et que ce n'est pas le seul caractère. CHECK_USER () { # Vérifie la validité de l'user admin
path="${path:0:${#path}-1}" # Supprime le dernier caractère # $1 = Variable de l'user admin.
fi ynh_user_exists "$1" || ynh_die "Wrong user"
} }
CHECK_DOMAINPATH () { # Vérifie la disponibilité du path et du domaine. CHECK_DOMAINPATH () { # Vérifie la disponibilité du path et du domaine.
sudo yunohost app checkurl $domain$path -a $app sudo yunohost app checkurl $domain$path_url -a $app
} }
CHECK_FINALPATH () { # Vérifie que le dossier de destination n'est pas déjà utilisé. CHECK_FINALPATH () { # Vérifie que le dossier de destination n'est pas déjà utilisé.
final_path=/var/www/$app final_path=/var/www/$app
if [ -e "$final_path" ] test ! -e "$final_path" || ynh_die "This path already contains a folder"
}
#=================================================
# DISPLAYING
#=================================================
NO_PRINT () { # Supprime l'affichage dans stdout pour la commande en argument.
set +x
$@
set -x
}
WARNING () { # Écrit sur le canal d'erreur pour passer en warning.
$@ >&2
}
SUPPRESS_WARNING () { # Force l'écriture sur la sortie standard
$@ 2>&1
}
QUIET () { # Redirige la sortie standard dans /dev/null
$@ > /dev/null
}
ALL_QUIET () { # Redirige la sortie standard et d'erreur dans /dev/null
$@ > /dev/null 2>&1
}
#=================================================
# SETUP
#=================================================
SETUP_SOURCE () { # Télécharge la source, décompresse et copie dans $final_path
src_url=$(cat ../conf/app.src | grep SOURCE_URL | cut -d'>' -f2)
src_checksum=$(cat ../conf/app.src | grep SOURCE_SUM | cut -d= -f2)
# Download sources from the upstream
wget -nv -O source.tar.gz $src_url
# Vérifie la somme de contrôle de la source téléchargée.
echo "$src_checksum source.tar.gz" | md5sum -c --status || ynh_die "Corrupt source"
# Extract source into the app dir
sudo mkdir -p $final_path
sudo tar -x -f source.tar.gz -C $final_path --strip-components 1
# Copie les fichiers additionnels ou modifiés.
if test -e "../sources/ajouts"; then
sudo cp -a ../sources/ajouts/. "$final_path"
fi
}
SETUP_SOURCE_ZIP () { # Télécharge la source, décompresse et copie dans $final_path
src_url=$(cat ../conf/app.src | grep SOURCE_URL | cut -d'>' -f2)
src_checksum=$(cat ../conf/app.src | grep SOURCE_SUM | cut -d= -f2)
# Download sources from the upstream
wget -nv -O source.zip $src_url
# Vérifie la somme de contrôle de la source téléchargée.
echo "$src_checksum source.zip" | md5sum -c --status || ynh_die "Corrupt source"
# Extract source into the app dir
sudo mkdir -p $final_path
temp_dir=$(mktemp -d)
unzip -quo source.zip -d $temp_dir # On passe par un dossier temporaire car unzip ne permet pas d'ignorer le dossier parent.
sudo cp -a $temp_dir/*/. $final_path
rm -r $temp_dir
# Copie les fichiers additionnels ou modifiés.
if test -e "../sources/ajouts"; then
sudo cp -a ../sources/ajouts/. "$final_path"
fi
}
POOL_FPM () { # Créer le fichier de configuration du pool php-fpm et le configure.
sed -i "s@__NAMETOCHANGE__@$app@g" ../conf/php-fpm.conf
sed -i "s@__FINALPATH__@$final_path@g" ../conf/php-fpm.conf
sed -i "s@__USER__@$app@g" ../conf/php-fpm.conf
finalphpconf=/etc/php5/fpm/pool.d/$app.conf
sudo cp ../conf/php-fpm.conf $finalphpconf
sudo chown root: $finalphpconf
finalphpini=/etc/php5/fpm/conf.d/20-$app.ini
sudo cp ../conf/php-fpm.ini $finalphpini
sudo chown root: $finalphpini
sudo systemctl reload php5-fpm
}
YNH_CURL () {
data_post=$1
url_access=$2
sleep 1
curl -kL -H "Host: $domain" --resolve $domain:443:127.0.0.1 --data "$data_post" "https://localhost$path_url$url_access" 2>&1
}
#=================================================
# REMOVE
#=================================================
REMOVE_NGINX_CONF () { # Suppression de la configuration nginx
if [ -e "/etc/nginx/conf.d/$domain.d/$app.conf" ]; then # Delete nginx config
echo "Delete nginx config"
sudo rm "/etc/nginx/conf.d/$domain.d/$app.conf"
sudo systemctl reload nginx
fi
}
REMOVE_FPM_CONF () { # Suppression de la configuration du pool php-fpm
if [ -e "/etc/php5/fpm/pool.d/$app.conf" ]; then # Delete fpm config
echo "Delete fpm config"
sudo rm "/etc/php5/fpm/pool.d/$app.conf"
fi
if [ -e "/etc/php5/fpm/conf.d/20-$app.ini" ]; then # Delete php config
echo "Delete php config"
sudo rm "/etc/php5/fpm/conf.d/20-$app.ini"
fi
sudo systemctl reload php5-fpm
}
SECURE_REMOVE () { # Suppression de dossier avec vérification des variables
chaine="$1" # L'argument doit être donné entre quotes simple '', pour éviter d'interpréter les variables.
no_var=0
while (echo "$chaine" | grep -q '\$') # Boucle tant qu'il y a des $ dans la chaine
do
no_var=1
global_var=$(echo "$chaine" | cut -d '$' -f 2) # Isole la première variable trouvée.
only_var=\$$(expr "$global_var" : '\([A-Za-z0-9_]*\)') # Isole complètement la variable en ajoutant le $ au début et en gardant uniquement le nom de la variable. Se débarrasse surtout du / et d'un éventuel chemin derrière.
real_var=$(eval "echo ${only_var}") # `eval "echo ${var}` permet d'interpréter une variable contenue dans une variable.
if test -z "$real_var" || [ "$real_var" = "/" ]; then
WARNING echo "Variable $only_var is empty, suppression of $chaine cancelled."
return 1
fi
chaine=$(echo "$chaine" | sed "s@$only_var@$real_var@") # remplace la variable par sa valeur dans la chaine.
done
if [ "$no_var" -eq 1 ]
then then
echo "This path already contains a folder" >&2 if [ -e "$chaine" ]; then
false echo "Delete directory $chaine"
sudo rm -r "$chaine"
fi
return 0
else
WARNING echo "No detected variable."
return 1
fi
}
#=================================================
# BACKUP
#=================================================
BACKUP_FAIL_UPGRADE () {
WARNING echo "Upgrade failed."
app_bck=${app//_/-} # Replace all '_' by '-'
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
sudo yunohost app remove $app # Supprime l'application avant de la restaurer.
sudo yunohost backup restore --ignore-hooks $app_bck-pre-upgrade$backup_number --apps $app --force # Restore the backup if upgrade failed
ynh_die "The app was restored to the way it was before the failed upgrade."
fi
}
BACKUP_BEFORE_UPGRADE () { # Backup the current version of the app, restore it if the upgrade fails
backup_number=1
old_backup_number=2
app_bck=${app//_/-} # Replace all '_' by '-'
if sudo yunohost backup list | grep -q $app_bck-pre-upgrade1; 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 $app --name $app_bck-pre-upgrade$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 $app_bck-pre-upgrade$old_backup_number; then # Vérifie l'existence de l'ancienne archive avant de la supprimer, pour éviter une erreur.
QUIET sudo yunohost backup delete $app_bck-pre-upgrade$old_backup_number
fi
else # Si le backup a échoué
ynh_die "Backup failed, the upgrade process was aborted."
fi
}
HUMAN_SIZE () { # Transforme une taille en Ko en une taille lisible pour un humain
human=$(numfmt --to=iec --from-unit=1K $1)
echo $human
}
CHECK_SIZE () { # Vérifie avant chaque backup que l'espace est suffisant
file_to_analyse=$1
backup_size=$(sudo du --summarize "$file_to_analyse" | cut -f1)
free_space=$(sudo df --output=avail "/home/yunohost.backup" | sed 1d)
if [ $free_space -le $backup_size ]
then
WARNING echo "Espace insuffisant pour sauvegarder $file_to_analyse."
WARNING echo "Espace disponible: $(HUMAN_SIZE $free_space)"
ynh_die "Espace nécessaire: $(HUMAN_SIZE $backup_size)"
fi
}
#=================================================
# CONFIGURATION
#=================================================
STORE_MD5_CONFIG () { # Enregistre la somme de contrôle du fichier de config
# $1 = Nom du fichier de conf pour le stockage dans settings.yml
# $2 = Nom complet et chemin du fichier de conf.
ynh_app_setting_set $app $1_file_md5 $(sudo md5sum "$2" | cut -d' ' -f1)
}
CHECK_MD5_CONFIG () { # Créé un backup du fichier de config si il a été modifié.
# $1 = Nom du fichier de conf pour le stockage dans settings.yml
# $2 = Nom complet et chemin du fichier de conf.
if [ "$(ynh_app_setting_get $app $1_file_md5)" != $(sudo md5sum "$2" | cut -d' ' -f1) ]; then
sudo cp -a "$2" "$2.backup.$(date '+%d.%m.%y_%Hh%M,%Ss')" # Si le fichier de config a été modifié, créer un backup.
fi
}
#=================================================
# PACKAGE CHECK BYPASSING...
#=================================================
IS_PACKAGE_CHECK () { # Détermine une exécution en conteneur (Non testé)
return $(uname -n | grep -c 'pchecker_lxc')
}
#=================================================
#=================================================
# FUTUR YNH HELPERS
#=================================================
# Importer ce fichier de fonction avant celui des helpers officiel
# Ainsi, les officiels prendront le pas sur ceux-ci le cas échéant
#=================================================
# Ignore the yunohost-cli log to prevent errors with conditionals commands
# usage: ynh_no_log COMMAND
# Simply duplicate the log, execute the yunohost command and replace the log without the result of this command
# It's a very badly hack...
ynh_no_log() {
ynh_cli_log=/var/log/yunohost/yunohost-cli.log
sudo cp -a ${ynh_cli_log} ${ynh_cli_log}-move
eval $@
exit_code=$?
sudo mv ${ynh_cli_log}-move ${ynh_cli_log}
return $?
}
# Normalize the url path syntax
# Handle the slash at the beginning of path and its absence at ending
# Return a normalized url path
#
# example: url_path=$(ynh_normalize_url_path $url_path)
# ynh_normalize_url_path example -> /example
# ynh_normalize_url_path /example -> /example
# ynh_normalize_url_path /example/ -> /example
#
# usage: ynh_normalize_url_path path_to_normalize
# | arg: url_path_to_normalize - URL path to normalize before using it
ynh_normalize_url_path () {
path_url=$1
test -n "$path_url" || ynh_die "ynh_normalize_url_path expect a URL path as first argument and received nothing."
if [ "${path_url:0:1}" != "/" ]; then # If the first character is not a /
path_url="/$path_url" # Add / at begin of path variable
fi
if [ "${path_url:${#path_url}-1}" == "/" ] && [ ${#path_url} -gt 1 ]; then # If the last character is a / and that not the only character.
path_url="${path_url:0:${#path_url}-1}" # Delete the last character
fi
echo $path_url
}
# Create a database, an user and its password. Then store the password in the app's config
#
# User of database will be store in db_user's variable.
# Name of database will be store in db_name's variable.
# And password in db_pwd's variable.
#
# usage: ynh_mysql_generate_db user name
# | arg: user - Owner of the database
# | arg: name - Name of the database
ynh_mysql_generate_db () {
db_pwd=$(ynh_string_random) # Generate a random password
ynh_mysql_create_db "$2" "$1" "$db_pwd" # Create the database
ynh_app_setting_set $app mysqlpwd $db_pwd # Store the password in the app's config
}
# Remove a database if it exist and the associated user
#
# usage: ynh_mysql_remove_db user name
# | arg: user - Proprietary of the database
# | arg: name - Name of the database
ynh_mysql_remove_db () {
if mysqlshow -u root -p$(sudo cat $MYSQL_ROOT_PWD_FILE) | grep -q "^| $2"; then # Check if the database exist
echo "Remove database $2" >&2
ynh_mysql_drop_db $2 # Remove the database
ynh_mysql_drop_user $1 # Remove the associated user to database
else
echo "Database $2 not found" >&2
fi
}
# Correct the name given in argument for mariadb
#
# Avoid invalid name for your database
#
# Exemple: dbname=$(ynh_make_valid_dbid $app)
#
# usage: ynh_make_valid_dbid name
# | arg: name - name to correct
# | ret: the corrected name
ynh_make_valid_dbid () {
dbid=${1//[-.]/_} # Mariadb doesn't support - and . in the name of databases. It will be replace by _
echo $dbid
}
# Manage a fail of the script
#
# Print a warning to inform that the script was failed
# Execute the ynh_clean_setup function if used in the app script
#
# usage of ynh_clean_setup function
# This function provide a way to clean some residual of installation that not managed by remove script.
# To use it, simply add in your script:
# ynh_clean_setup () {
# instructions...
# }
# This function is optionnal.
#
# Usage: ynh_exit_properly is used only by the helper ynh_check_error.
# You must not use it directly.
ynh_exit_properly () {
exit_code=$?
if [ "$exit_code" -eq 0 ]; then
exit 0 # Exit without error if the script ended correctly
fi
trap '' EXIT # Ignore new exit signals
set +eu # Do not exit anymore if a command fail or if a variable is empty
echo -e "!!\n $app's script has encountered an error. Its execution was cancelled.\n!!" >&2
if type -t ynh_clean_setup > /dev/null; then # Check if the function exist in the app script.
ynh_clean_setup # Call the function to do specific cleaning for the app.
fi
ynh_die # Exit with error status
}
# Exit if an error occurs during the execution of the script.
#
# Stop immediatly the execution if an error occured or if a empty variable is used.
# The execution of the script is derivate to ynh_exit_properly function before exit.
#
# Usage: ynh_abort_if_errors
ynh_abort_if_errors () {
set -eu # Exit if a command fail, and if a variable is used unset.
trap ynh_exit_properly EXIT # Capturing exit signals on shell script
}
# Use logrotate to manage the logfile
#
# usage: ynh_use_logrotate [logfile]
# | arg: logfile - absolute path of logfile
#
# If no argument provided, a standard directory will be use. /var/log/${app}
# You can provide a path with the directory only or with the logfile.
# /parentdir/logdir/
# /parentdir/logdir/logfile.log
#
# It's possible to use this helper several times, each config will added to same logrotate config file.
ynh_use_logrotate () {
if [ "$#" -gt 0 ]; then
if [ "$(echo ${1##*.})" == "log" ]; then # Keep only the extension to check if it's a logfile
logfile=$1 # In this case, focus logrotate on the logfile
else
logfile=$1/.log # Else, uses the directory and all logfile into it.
fi
else
logfile="/var/log/${app}/.log" # Without argument, use a defaut directory in /var/log
fi
cat > ./${app}-logrotate << EOF # Build a config file for logrotate
$logfile {
# Rotate if the logfile exceeds 100Mo
size 100M
# Keep 12 old log maximum
rotate 12
# Compress the logs with gzip
compress
# Compress the log at the next cycle. So keep always 2 non compressed logs
delaycompress
# Copy and truncate the log to allow to continue write on it. Instead of move the log.
copytruncate
# Do not do an error if the log is missing
missingok
# Not rotate if the log is empty
notifempty
# Keep old logs in the same dir
noolddir
}
EOF
sudo mkdir -p $(dirname "$logfile") # Create the log directory, if not exist
cat ${app}-logrotate | sudo tee -a /etc/logrotate.d/$app > /dev/null # Append this config to the others for this app. If a config file already exist
}
# Remove the app's logrotate config.
#
# usage: ynh_remove_logrotate
ynh_remove_logrotate () {
if [ -e "/etc/logrotate.d/$app" ]; then
sudo rm "/etc/logrotate.d/$app"
fi
}
# Find a free port and return it
#
# example: port=$(ynh_find_port 8080)
#
# usage: ynh_find_port begin_port
# | arg: begin_port - port to start to search
ynh_find_port () {
port=$1
test -n "$port" || ynh_die "The argument of ynh_find_port must be a valid port."
while netcat -z 127.0.0.1 $port # Check if the port is free
do
port=$((port+1)) # Else, pass to next port
done
echo $port
}
# Create a system user
#
# usage: ynh_system_user_create user_name [home_dir]
# | arg: user_name - Name of the system user that will be create
# | 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
ynh_system_user_create () {
if ! ynh_system_user_exists "$1" # Check if the user exists on the system
then # If the user doesn't exist
if [ $# -ge 2 ]; then # If a home dir is mentioned
user_home_dir="-d $2"
else
user_home_dir="--no-create-home"
fi
sudo useradd $user_home_dir --system --user-group $1 --shell /usr/sbin/nologin || ynh_die "Unable to create $1 system account"
fi
}
# Delete a system user
#
# usage: ynh_system_user_delete user_name
# | arg: user_name - Name of the system user that will be create
ynh_system_user_delete () {
if ynh_system_user_exists "$1" # Check if the user exists on the system
then
echo "Remove the user $1" >&2
sudo userdel $1
else
echo "The user $1 was not found" >&2
fi fi
} }