[enh] Purge apt dependencies on remove.

Ref. #41.

.gitignore

@@ -0,0 +1,3 @@
+# Created from https://github.com/YunoHost/example_ynh/blob/master/.gitignore
+*~
+*.sw[op]

.travis.yml

@@ -0,0 +1,14 @@
+language: python
+before_script:
+    - git clone --depth 1 git://github.com/YunoHost/package_linter ../package_linter && cd ../package_linter
+    - mv ../vpnclient_ynh vpnclient_ynh
+script:
+    - python -m json.tool vpnclient_ynh/manifest.json
+    - ./package_linter.py vpnclient_ynh
+notifications:
+  email: false
+  irc:
+    on_success: always
+    on_failure: always
+    channels:
+      - "irc.geeknode.org#labriqueinter.net-dev"

README.md

@@ -1,4 +1,6 @@
-# VPN Client
+# VPN Client [![Build Status](https://travis-ci.org/labriqueinternet/vpnclient_ynh.svg?branch=master)](https://travis-ci.org/labriqueinternet/vpnclient_ynh) [![Integration level](https://dash.yunohost.org/integration/vpnclient.svg)](https://ci-apps.yunohost.org/jenkins/job/vpnclient%20%28Community%29/lastBuild/consoleFull)  
+[![Install LaBriqueInterNet VPNclient with YunoHost](https://install-app.yunohost.org/install-with-yunohost.png)](https://install-app.yunohost.org/?app=vpnclient)
+
 ## Overview
 
 VPN Client app for [YunoHost](http://yunohost.org/).

check_process

@@ -0,0 +1,40 @@
+;; Test complet
+	; pre-install
+		echo -n "Si j'avais des commandes à exécuter ce serait ici "
+	; Manifest
+		domain="domain.tld"	(DOMAIN)
+		path="/vpnconfig"	(PATH)
+	; Checks
+		pkg_linter=1
+		setup_sub_dir=1
+		setup_root=0
+		setup_nourl=0
+		setup_private=1
+		setup_public=0
+		upgrade=1
+		upgrade=1	from_commit=355b24ea0cd3467d7ba1390ab7d34dd4b2500229
+		upgrade=1   from_commit=1fc458110660ce775f7613091cde3c5fdcfbe4e6
+		backup_restore=1
+		multi_instance=0
+		incorrect_path=1
+		port_already_use=0
+		change_url=0
+;;; Levels
+	Level 1=auto
+	Level 2=auto
+	Level 3=auto
+	Level 4=0
+	Level 5=auto
+	Level 6=auto
+	Level 7=auto
+	Level 8=0
+	Level 9=0
+	Level 10=0
+;;; Options
+Email=pitchum@gramaton.org
+Notification=down
+#;;; Upgrade options
+#	; commit=65c382d138596fcb32b4c97c39398815a1dcd4e8
+#		name=Name of this previous version
+#		manifest_arg=domain=DOMAIN&path=PATH&admin=USER&password=pass&is_public=1&
+#

conf/sudoers.conf

@@ -0,0 +1,13 @@
+Cmnd_Alias VPNCLIENTTASKS = /bin/systemctl stop ynh-vpnclient, \
+                            /bin/systemctl start ynh-vpnclient, \
+                            /usr/local/bin/ynh-vpnclient *
+
+Cmnd_Alias YUNOHOST = /usr/bin/yunohost app setting vpnclient *,\
+                      /usr/bin/yunohost app info hotspot *
+
+Cmnd_Alias HOTSPOT = /bin/systemctl stop ynh-hotspot,\
+                     /bin/systemctl start ynh-hotspot,\
+                     /usr/bin/yunohost app setting hotspot *
+
+__VPNCLIENT_SYSUSER__ ALL = NOPASSWD: /bin/grep, VPNCLIENTTASKS, YUNOHOST, HOTSPOT
+

conf/ynh-vpnclient

@@ -129,6 +129,10 @@ start_openvpn() {
     [ "${ynh_server_proto}" == tcp ] && proto=tcp-client
   fi
 
+  # Unset firewall to let DNS and NTP resolution works
+  # Firewall is reset after vpn is mounted (more details on #1016)
+  unset_firewall
+  
   sync_time
 
   cp /etc/openvpn/client.conf{.tpl,}
@@ -199,7 +203,21 @@ stop_openvpn() {
 
 sync_time() {
   systemctl stop ntp
-  ntpd -qg &> /dev/null
+  timeout 20 ntpd -qg &> /dev/null
+  
+  # Some networks drop ntp port (udp 123). 
+  # Try to get the date with an http request on the internetcube web site
+  if [ $? -ne 0 ]; then
+    http_date=`curl -sD - labriqueinter.net | grep '^Date:' | cut -d' ' -f3-6`
+    http_date_seconds=`date -d "${http_date}" +%s`
+    curr_date_seconds=`date +%s`
+
+    # Set the new date if it's greater than the current date
+    # So it does if 1970 year or if old fake-hwclock date is used
+    if [ $http_date_seconds -ge $curr_date_seconds ]; then
+      date -s "${http_date}"
+    fi
+  fi 
   systemctl start ntp
 }
 

manifest.json

@@ -1,32 +1,45 @@
 {
   "name": "VPN Client",
   "id": "vpnclient",
+  "version": "1.2.1",
+  "packaging_format": 1,
   "description": {
     "en": "VPN Client",
     "fr": "Client VPN"
   },
-  "license": "AGPL-3",
-  "developer": {
-    "name": "Julien Vaubourg",
-    "email": "julien@vaubourg.com",
-    "url": "http://julien.vaubourg.com"
+  "url": "https://github.com/labriqueinternet/vpnclient_ynh",
+  "license": "AGPL-3.0",
+  "maintainer": {
+    "name": "pitchum",
+    "email": "pitchum@users.noreply.github.com"
   },
-  "multi_instance": "false",
+  "requirements": {
+    "yunohost": ">= 2.2.0",
+    "moulinette": ">= 2.4.0"
+  },
+  "multi_instance": false,
+  "services": [
+    "nginx",
+    "php5-fpm",
+    "ynh-vpnclient"
+  ],
   "arguments": {
-    "install" : [
+    "install": [
       {
         "name": "domain",
+        "type": "domain",
         "ask": {
-            "en": "Choose a domain for the web administration",
-            "fr": "Choisissez un domaine pour l'administration web"
+          "en": "Choose a domain for the web administration",
+          "fr": "Choisissez un domaine pour l'administration web"
         },
         "example": "domain.org"
       },
       {
         "name": "path",
+        "type": "path",
         "ask": {
-            "en": "Choose a path for the web administration",
-            "fr": "Choisissez un chemin pour l'administration web"
+          "en": "Choose a path for the web administration",
+          "fr": "Choisissez un chemin pour l'administration web"
         },
         "example": "/vpnadmin",
         "default": "/vpnadmin"

scripts/_common.sh

@@ -0,0 +1,248 @@
+#!/bin/bash
+#
+# Common variables and helpers
+#
+
+pkg_dependencies="php5-fpm sipcalc dnsutils openvpn curl fake-hwclock"
+
+log() {
+  echo "${1}"
+}
+
+info() {
+  log "[INFO] ${1}"
+}
+
+warn() {
+  log "[WARN] ${1}"
+}
+
+err() {
+  log "[ERR] ${1}"
+}
+to_logs() {
+
+  # When yunohost --verbose or bash -x
+  if $_ISVERBOSE; then
+    cat
+  else
+    cat > /dev/null
+  fi
+}
+
+# Experimental helpers
+# Cf. https://github.com/YunoHost-Apps/Experimental_helpers/blob/72b0bc77c68d4a4a2bf4e95663dbc05e4a762a0a/ynh_read_manifest/ynh_read_manifest
+read_json () {
+    sudo python3 -c "import sys, json;print(json.load(open('$1'))['$2'])"
+}
+
+# Experimental helper
+# Cf. https://github.com/YunoHost-Apps/Experimental_helpers/blob/72b0bc77c68d4a4a2bf4e95663dbc05e4a762a0a/ynh_read_manifest/ynh_read_manifest
+read_manifest () {
+    if [ -f '../manifest.json' ] ; then
+        read_json '../manifest.json' "$1"
+    else
+        read_json '../settings/manifest.json' "$1"
+    fi
+}
+
+# Experimental helper
+# cf. https://github.com/YunoHost-Apps/Experimental_helpers/blob/master/ynh_abort_if_up_to_date/ynh_abort_if_up_to_date
+ynh_abort_if_up_to_date () {
+    version=$(read_json "/etc/yunohost/apps/$YNH_APP_INSTANCE_NAME/manifest.json" 'version' 2> /dev/null || echo '20160501-7')
+    last_version=$(read_manifest 'version')
+    if [ "${version}" = "${last_version}" ]; then
+        info "Up-to-date, nothing to do"
+        ynh_die "" 0
+    fi
+}
+
+# Helper to start/stop/.. a systemd service from a yunohost context,
+# *and* the systemd service itself needs to be able to run yunohost
+# commands.
+#
+# Hence the need to release the lock during the operation
+#
+# usage : ynh_systemctl yolo restart
+#
+function ynh_systemctl()
+{
+  local ACTION="$1"
+  local SERVICE="$2"
+  local LOCKFILE="/var/run/moulinette_yunohost.lock"
+
+  # Launch the action
+  sudo systemctl "$ACTION" "$SERVICE" &
+  local SYSCTLACTION=$!
+
+  # Save and release the lock...
+  cp $LOCKFILE $LOCKFILE.bkp.$$
+  rm $LOCKFILE
+
+  # Wait for the end of the action
+  wait $SYSCTLACTION
+
+  # Make sure the lock is released...
+  while [ -f $LOCKFILE ]
+  do
+    sleep 0.1
+  done
+
+  # Restore the old lock
+  mv $LOCKFILE.bkp.$$ $LOCKFILE
+}
+
+# Read the value of a key in a ynh manifest file
+#
+# usage: ynh_read_manifest manifest key
+# | arg: manifest - Path of the manifest to read
+# | arg: key - Name of the key to find
+ynh_read_manifest () {
+	manifest="$1"
+	key="$2"
+	python3 -c "import sys, json;print(json.load(open('$manifest', encoding='utf-8'))['$key'])"
+}
+
+# Read the upstream version from the manifest
+# The version number in the manifest is defined by <upstreamversion>~ynh<packageversion>
+# For example : 4.3-2~ynh3
+# This include the number before ~ynh
+# In the last example it return 4.3-2
+#
+# usage: ynh_app_upstream_version
+ynh_app_upstream_version () {
+    manifest_path="../manifest.json"
+    if [ ! -e "$manifest_path" ]; then
+        manifest_path="../settings/manifest.json"	# Into the restore script, the manifest is not at the same place
+    fi
+    version_key=$(ynh_read_manifest "$manifest_path" "version")
+    echo "${version_key/~ynh*/}"
+}
+
+# Read package version from the manifest
+# The version number in the manifest is defined by <upstreamversion>~ynh<packageversion>
+# For example : 4.3-2~ynh3
+# This include the number after ~ynh
+# In the last example it return 3
+#
+# usage: ynh_app_package_version
+ynh_app_package_version () {
+    manifest_path="../manifest.json"
+    if [ ! -e "$manifest_path" ]; then
+        manifest_path="../settings/manifest.json"	# Into the restore script, the manifest is not at the same place
+    fi
+    version_key=$(ynh_read_manifest "$manifest_path" "version")
+    echo "${version_key/*~ynh/}"
+}
+
+# Exit without error if the package is up to date
+#
+# This helper should be used to avoid an upgrade of a package
+# when it's not needed.
+#
+# To force an upgrade, even if the package is up to date,
+# you have to set the variable YNH_FORCE_UPGRADE before.
+# example: sudo YNH_FORCE_UPGRADE=1 yunohost app upgrade MyApp
+#
+# usage: ynh_abort_if_up_to_date
+ynh_abort_if_up_to_date () {
+	local force_upgrade=${YNH_FORCE_UPGRADE:-0}
+	local package_check=${PACKAGE_CHECK_EXEC:-0}
+
+	local version=$(ynh_read_manifest "/etc/yunohost/apps/$YNH_APP_INSTANCE_NAME/manifest.json" "version" || echo 1.0)
+	local last_version=$(ynh_read_manifest "../manifest.json" "version" || echo 1.0)
+	if [ "$version" = "$last_version" ]
+	then
+		if [ "$force_upgrade" != "0" ]
+		then
+			echo "Upgrade forced by YNH_FORCE_UPGRADE." >&2
+			unset YNH_FORCE_UPGRADE
+		elif [ "$package_check" != "0" ]
+		then
+			echo "Upgrade forced for package check." >&2
+		else
+			ynh_die "Up-to-date, nothing to do" 0
+		fi
+	fi
+}
+
+# Operations needed by both 'install' and 'upgrade' scripts
+function vpnclient_deploy_files_and_services()
+{
+  local domain=$1
+  local app=$2
+  local sysuser="${app}"
+
+  # Ensure vpnclient_ynh has its own system user
+  if ! ynh_system_user_exists ${sysuser}
+  then
+    ynh_system_user_create ${sysuser}
+  fi
+
+  # Ensure the system user has enough sudo permissions
+  sudo install -b -o root -g root -m 0440 ../conf/sudoers.conf /etc/sudoers.d/${app}_ynh
+  ynh_replace_string "__VPNCLIENT_SYSUSER__" "${sysuser}" /etc/sudoers.d/${app}_ynh
+
+  # Install IPv6 scripts
+  sudo install -o root -g root -m 0755 ../conf/ipv6_expanded /usr/local/bin/
+  sudo install -o root -g root -m 0755 ../conf/ipv6_compressed /usr/local/bin/
+
+  # Install command-line cube file loader
+  sudo install -o root -g root -m 0755 ../conf/ynh-vpnclient-loadcubefile.sh /usr/local/bin/
+
+  # Copy confs
+  sudo mkdir -pm 0755 /var/log/nginx/
+  sudo chown root:${sysuser} /etc/openvpn/
+  sudo chmod 775 /etc/openvpn/
+  sudo mkdir -pm 0755 /etc/yunohost/hooks.d/post_iptable_rules/
+
+  sudo install -b -o root -g ${sysuser} -m 0664 ../conf/openvpn_client.conf.tpl /etc/openvpn/client.conf.tpl
+  sudo install -o root -g root -m 0644 ../conf/openvpn_client.conf.tpl /etc/openvpn/client.conf.tpl.restore
+  sudo install -b -o root -g root -m 0644 ../conf/nginx_vpnadmin.conf "/etc/nginx/conf.d/${domain}.d/${app}.conf"
+  sudo install -b -o root -g root -m 0644 ../conf/phpfpm_vpnadmin.conf /etc/php5/fpm/pool.d/${app}.conf
+  sudo install -b -o root -g root -m 0755 ../conf/hook_post-iptable-rules /etc/yunohost/hooks.d/90-vpnclient.tpl
+  sudo install -b -o root -g root -m 0644 ../conf/openvpn@.service /etc/systemd/system/
+
+  # Copy web sources
+  sudo mkdir -pm 0755 /var/www/${app}/
+  sudo cp -a ../sources/* /var/www/${app}/
+
+  sudo chown -R root: /var/www/${app}/
+  sudo chmod -R 0644 /var/www/${app}/*
+  sudo find /var/www/${app}/ -type d -exec chmod +x {} \;
+
+  # Create certificates directory
+  sudo mkdir -pm 0770 /etc/openvpn/keys/
+  sudo chown root:${sysuser} /etc/openvpn/keys/
+
+  #=================================================
+  # NGINX CONFIGURATION
+  #=================================================
+
+  sudo sed "s|<TPL:NGINX_LOCATION>|${path_url}|g" -i "/etc/nginx/conf.d/${domain}.d/${app}.conf"
+  sudo sed "s|<TPL:NGINX_REALPATH>|/var/www/${app}/|g" -i "/etc/nginx/conf.d/${domain}.d/${app}.conf"
+  sudo sed "s|<TPL:PHP_NAME>|${app}|g" -i "/etc/nginx/conf.d/${domain}.d/${app}.conf"
+
+  #=================================================
+  # PHP-FPM CONFIGURATION
+  #=================================================
+
+  sudo sed "s|<TPL:PHP_NAME>|${app}|g" -i /etc/php5/fpm/pool.d/${app}.conf
+  sudo sed "s|<TPL:PHP_USER>|${sysuser}|g" -i /etc/php5/fpm/pool.d/${app}.conf
+  sudo sed "s|<TPL:PHP_GROUP>|${sysuser}|g" -i /etc/php5/fpm/pool.d/${app}.conf
+  sudo sed "s|<TPL:NGINX_REALPATH>|/var/www/${app}/|g" -i /etc/php5/fpm/pool.d/${app}.conf
+
+  # Fix sources
+  sudo sed "s|<TPL:NGINX_LOCATION>|${path_url}|g" -i /var/www/${app}/config.php
+
+  # Copy init script
+  sudo install -o root -g root -m 0755 ../conf/ynh-vpnclient /usr/local/bin/
+  sudo install -o root -g root -m 0644 ../conf/ynh-vpnclient.service /etc/systemd/system/
+
+  # Copy checker timer
+  sudo install -o root -g root -m 0755 ../conf/ynh-vpnclient-checker.sh /usr/local/bin/
+  sudo install -o root -g root -m 0644 ../conf/ynh-vpnclient-checker.service /etc/systemd/system/
+  sudo install -o root -g root -m 0644 ../conf/ynh-vpnclient-checker.timer /etc/systemd/system/
+
+  sudo systemctl daemon-reload
+}

scripts/backup

@@ -1,9 +1,80 @@
 #!/bin/bash
 
-backup_dir="${1}/apps/vpnclient"
-mkdir -p "${backup_dir}/"
-
-sudo cp -a /etc/openvpn/keys/ "${backup_dir}/"
-sudo cp -a /etc/openvpn/client.conf.tpl "${backup_dir}/"
-
+echo "backup script is not implemented"
 exit 0
+
+#=================================================
+# GENERIC START
+#=================================================
+# IMPORT GENERIC HELPERS
+#=================================================
+
+if [ ! -e _common.sh ]; then
+	# Get the _common.sh file if it's not in the current directory
+	cp ../settings/scripts/_common.sh ./_common.sh
+	chmod a+rx _common.sh
+fi
+source _common.sh
+source /usr/share/yunohost/helpers
+
+#=================================================
+# MANAGE SCRIPT FAILURE
+#=================================================
+
+# Exit if an error occurs during the execution of the script
+ynh_abort_if_errors
+
+#=================================================
+# LOAD SETTINGS
+#=================================================
+
+app=$YNH_APP_INSTANCE_NAME
+
+final_path=$(ynh_app_setting_get $app final_path)
+domain=$(ynh_app_setting_get $app domain)
+db_name=$(ynh_app_setting_get $app db_name)
+
+#=================================================
+# STANDARD BACKUP STEPS
+#=================================================
+# BACKUP THE APP MAIN DIR
+#=================================================
+# LOAD SETTINGS
+#=================================================
+
+app=$YNH_APP_INSTANCE_NAME
+
+final_path=$(ynh_app_setting_get $app final_path)
+domain=$(ynh_app_setting_get $app domain)
+
+#=================================================
+# STANDARD BACKUP STEPS
+#=================================================
+# BACKUP THE APP MAIN DIR
+#=================================================
+
+ynh_backup "$final_path"
+
+#=================================================
+# BACKUP THE NGINX CONFIGURATION
+#=================================================
+
+ynh_backup "/etc/nginx/conf.d/$domain.d/${app}.conf"
+
+#=================================================
+# BACKUP THE PHP-FPM CONFIGURATION
+#=================================================
+
+ynh_backup "/etc/php5/fpm/pool.d/$app.conf"
+
+#=================================================
+# SPECIFIC BACKUP
+#=================================================
+# BACKUP SYSTEMD
+#=================================================
+
+ynh_backup "/etc/systemd/system/ynh-vpnclient.service"
+ynh_backup "/etc/systemd/system/ynh-vpnclient-checker.service"
+ynh_backup "/etc/systemd/system/ynh-vpnclient-checker.timer"
+
+ynh_backup "/etc/cron.d/$app"

scripts/helpers

@@ -1,39 +0,0 @@
-#!/bin/bash
-
-source /usr/share/yunohost/helpers
-
-#
-# Helper to start/stop/.. a systemd service from a yunohost context,
-# *and* the systemd service itself needs to be able to run yunohost
-# commands.
-# 
-# Hence the need to release the lock during the operation
-#
-# usage : ynh_systemctl yolo restart
-#
-function ynh_systemctl()
-{
-  local ACTION="$1"
-  local SERVICE="$2"
-  local LOCKFILE="/var/run/moulinette_yunohost.lock"
-
-  # Launch the action
-  sudo systemctl "$ACTION" "$SERVICE" &
-  local SYSCTLACTION=$!
-
-  # Save and release the lock...
-  cp $LOCKFILE $LOCKFILE.bkp.$$
-  rm $LOCKFILE
-  
-  # Wait for the end of the action
-  wait $SYSCTLACTION
-
-  # Make sure the lock is released...
-  while [ -f $LOCKFILE ]
-  do
-    sleep 0.1
-  done
-
-  # Restore the old lock
-  mv $LOCKFILE.bkp.$$ $LOCKFILE
-}

scripts/install

@@ -1,119 +1,87 @@
 #!/bin/bash
 
-# VPN Client app for YunoHost 
+# VPN Client app for YunoHost
 # Copyright (C) 2015 Julien Vaubourg <julien@vaubourg.com>
 # Contribute at https://github.com/labriqueinternet/vpnclient_ynh
-# 
+#
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
 # the Free Software Foundation, either version 3 of the License, or
 # (at your option) any later version.
-# 
+#
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU Affero General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-# This is an upgrade?
-upgrade=$([ "${VPNCLIENT_UPGRADE}" == 1 ] && echo true || echo false)
+#=================================================
+# GENERIC START
+#=================================================
+# IMPORT GENERIC HELPERS
+#=================================================
+
+source /usr/share/yunohost/helpers
+source _common.sh
+
+#=================================================
+# MANAGE SCRIPT FAILURE
+#=================================================
+
+# Exit if an error occurs during the execution of the script
+ynh_abort_if_errors
+
+#=================================================
+# RETRIEVE ARGUMENTS FROM THE MANIFEST
+#=================================================
 
 # Retrieve arguments
-domain=${1}
-url_path=${2}
+domain=$1
+path_url=$2
 
-if ! $upgrade; then
-  source ./helpers
-  source ./prerequisites
-fi
+app=$YNH_APP_INSTANCE_NAME
 
-# Check domain/path availability
-ynh_webpath_register vpnclient $domain $url_path || exit 1
+#=================================================
+# CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
+#=================================================
 
-# Install packages
-packages='php5-fpm sipcalc dnsutils openvpn curl'
-export DEBIAN_FRONTEND=noninteractive
+# Check destination directory
+final_path="/var/www/$app"
+test ! -e "$final_path" || ynh_die "Path is already in use: ${final_path}."
 
-sudo apt-get --assume-yes --force-yes install ${packages}
+# Normalize the url path syntax
+path_url=$(ynh_normalize_url_path "$path_url")
 
-if [ $? -ne 0 ]; then
-  sudo apt-get update
-  sudo apt-get --assume-yes --force-yes install ${packages}
-fi
+# Check web path availability
+ynh_webpath_available "$domain" "$path_url"
+# Register (book) web path
+ynh_webpath_register "$app" "$domain" "$path_url"
 
-if ! $upgrade; then
+#=================================================
+# STORE SETTINGS FROM MANIFEST
+#=================================================
 
-  # Save arguments
-  sudo yunohost app setting vpnclient service_enabled -v 0
-  sudo yunohost app setting vpnclient server_name -v none
-  sudo yunohost app setting vpnclient server_port -v 1194
-  sudo yunohost app setting vpnclient server_proto -v udp
-  sudo yunohost app setting vpnclient ip6_addr -v none
-  sudo yunohost app setting vpnclient ip6_net -v none
-  sudo yunohost app setting vpnclient login_user -v "${login_user}"
-  sudo yunohost app setting vpnclient login_passphrase -v "${login_passphrase}"
-  sudo yunohost app setting vpnclient dns0 -v 89.234.141.66
-  sudo yunohost app setting vpnclient dns1 -v 2001:913::8
+ynh_app_setting_set "$app" domain "$domain"
+ynh_app_setting_set "$app" final_path "$final_path"
 
-fi
+#=================================================
+# STANDARD MODIFICATIONS
+#=================================================
+# INSTALL DEPENDENCIES
+#=================================================
 
-# Install IPv6 scripts
-sudo install -o root -g root -m 0755 ../conf/ipv6_expanded /usr/local/bin/
-sudo install -o root -g root -m 0755 ../conf/ipv6_compressed /usr/local/bin/
+ynh_install_app_dependencies "$pkg_dependencies"
 
-# Install command-line cube file loader
-sudo install -o root -g root -m 0755 ../conf/ynh-vpnclient-loadcubefile.sh /usr/local/bin/
+#=================================================
+# DEPLOY FILES FROM PACKAGE
+#=================================================
 
-# Copy confs
-sudo mkdir -pm 0755 /var/log/nginx/
-sudo chown root:admins /etc/openvpn/
-sudo chmod 775 /etc/openvpn/
-sudo mkdir -pm 0755 /etc/yunohost/hooks.d/post_iptable_rules/
+vpnclient_deploy_files_and_services "${domain}" "${app}"
 
-sudo install -b -o root -g admins -m 0664 ../conf/openvpn_client.conf.tpl /etc/openvpn/client.conf.tpl
-sudo install -o root -g root -m 0644 ../conf/openvpn_client.conf.tpl /etc/openvpn/client.conf.tpl.restore
-sudo install -b -o root -g root -m 0644 ../conf/nginx_vpnadmin.conf "/etc/nginx/conf.d/${domain}.d/vpnadmin.conf"
-sudo install -b -o root -g root -m 0644 ../conf/phpfpm_vpnadmin.conf /etc/php5/fpm/pool.d/vpnadmin.conf
-sudo install -b -o root -g root -m 0755 ../conf/hook_post-iptable-rules /etc/yunohost/hooks.d/90-vpnclient.tpl
-sudo install -b -o root -g root -m 0644 ../conf/openvpn@.service /etc/systemd/system/
+ynh_app_setting_set $app final_path $final_path
 
-# Copy web sources
-sudo mkdir -pm 0755 /var/www/vpnadmin/
-sudo cp -a ../sources/* /var/www/vpnadmin/
-
-sudo chown -R root: /var/www/vpnadmin/
-sudo chmod -R 0644 /var/www/vpnadmin/*
-sudo find /var/www/vpnadmin/ -type d -exec chmod +x {} \;
-
-# Create certificates directory
-sudo mkdir -pm 0770 /etc/openvpn/keys/
-sudo chown root:admins /etc/openvpn/keys/
-
-# Fix confs
-## nginx
-sudo sed "s|<TPL:NGINX_LOCATION>|${url_path}|g" -i "/etc/nginx/conf.d/${domain}.d/vpnadmin.conf"
-sudo sed 's|<TPL:NGINX_REALPATH>|/var/www/vpnadmin/|g' -i "/etc/nginx/conf.d/${domain}.d/vpnadmin.conf"
-sudo sed 's|<TPL:PHP_NAME>|vpnadmin|g' -i "/etc/nginx/conf.d/${domain}.d/vpnadmin.conf"
-
-## php-fpm
-sudo sed 's|<TPL:PHP_NAME>|vpnadmin|g' -i /etc/php5/fpm/pool.d/vpnadmin.conf
-sudo sed 's|<TPL:PHP_USER>|admin|g' -i /etc/php5/fpm/pool.d/vpnadmin.conf
-sudo sed 's|<TPL:PHP_GROUP>|admins|g' -i /etc/php5/fpm/pool.d/vpnadmin.conf
-sudo sed 's|<TPL:NGINX_REALPATH>|/var/www/vpnadmin/|g' -i /etc/php5/fpm/pool.d/vpnadmin.conf
-
-# Fix sources
-sudo sed "s|<TPL:NGINX_LOCATION>|${url_path}|g" -i /var/www/vpnadmin/config.php
-
-# Copy init script
-sudo install -o root -g root -m 0755 ../conf/ynh-vpnclient /usr/local/bin/
-sudo install -o root -g root -m 0644 ../conf/ynh-vpnclient.service /etc/systemd/system/
-
-# Copy checker timer
-sudo install -o root -g root -m 0755 ../conf/ynh-vpnclient-checker.sh /usr/local/bin/
-sudo install -o root -g root -m 0644 ../conf/ynh-vpnclient-checker.service /etc/systemd/system/
-sudo install -o root -g root -m 0644 ../conf/ynh-vpnclient-checker.timer /etc/systemd/system/
 
 # Set default inits
 # The boot order of these services are important, so they are disabled by default
@@ -134,20 +102,6 @@ sudo systemctl enable ynh-vpnclient-checker.service
 ynh_systemctl start ynh-vpnclient-checker.timer
 sudo systemctl enable ynh-vpnclient-checker.timer
 
-if ! $upgrade; then
-  ynh_systemctl start ynh-vpnclient
-
-  # Check configuration consistency
-  
-  if [ -z "${crt_server_ca_path}" ]; then
-    echo "WARNING: VPN Client is not started because you need to define a server CA through the web admin" >&2
-  fi
-  
-  if [ -z "${crt_client_key_path}" -a -z "${login_user}" ]; then
-    echo "WARNING: VPN Client is not started because you need either a client certificate, either a username (or both)" >&2
-  fi
-fi
 
 sudo yunohost app ssowatconf
 
-exit 0

scripts/prerequisites

@@ -1,8 +0,0 @@
-# Source me
-
-# Check YunoHost version (firewall hook in Moulinette)
-ynh_version=$(sudo dpkg -l yunohost | grep ii | awk '{ print $3 }' | sed 's/\.//g')
-
-if [ "${ynh_version}" -lt 240 ]; then
-  echo "WARN: You need a YunoHost's version equals or greater than 2.4.0 for activating the firewalling" >&2
-fi

scripts/remove

@@ -1,27 +1,40 @@
 #!/bin/bash
 
-# VPN Client app for YunoHost 
+# VPN Client app for YunoHost
 # Copyright (C) 2015 Julien Vaubourg <julien@vaubourg.com>
 # Contribute at https://github.com/labriqueinternet/vpnclient_ynh
-# 
+#
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
 # the Free Software Foundation, either version 3 of the License, or
 # (at your option) any later version.
-# 
+#
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU Affero General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-source ./helpers
+#=================================================
+# GENERIC STARTING
+#=================================================
+# IMPORT GENERIC HELPERS
+#=================================================
 
-# Retrieve arguments
-domain=$(sudo yunohost app setting vpnclient domain)
+source _common.sh
+source /usr/share/yunohost/helpers
 
+#=================================================
+# LOAD SETTINGS
+#=================================================
+
+app=$YNH_APP_INSTANCE_NAME
+
+domain=$(ynh_app_setting_get $app domain)
+
+#=================================================
 # The End
 ynh_systemctl stop ynh-vpnclient-checker.service
 sudo systemctl disable ynh-vpnclient-checker.service
@@ -35,19 +48,23 @@ sudo rm -f /tmp/.ynh-vpnclient-*
 
 # Remove confs
 sudo rm -f /etc/openvpn/client.conf{.tpl,.tpl.restore,}
-sudo rm -f /etc/nginx/conf.d/${domain}.d/vpnadmin.conf
-sudo rm -f /etc/php5/fpm/pool.d/vpnadmin.conf
+sudo rm -f /etc/nginx/conf.d/${domain}.d/${app}.conf
+sudo rm -f /etc/php5/fpm/pool.d/${app}.conf
 sudo rm -f /etc/yunohost/hooks.d/90-vpnclient.tpl
 sudo rm -f /etc/systemd/system/openvpn@.service
 
 # Remove certificates
 sudo rm -rf /etc/openvpn/keys/
 
+# Remove packages
+ynh_remove_app_dependencies
+
 # Restart services
 sudo systemctl restart php5-fpm
 sudo systemctl reload nginx
 
 # Remove sources
-sudo rm -rf /var/www/vpnadmin/
+sudo rm -rf /var/www/${app}/
 
-exit 0
+# Removed system user
+ynh_system_user_delete ${app}

scripts/restore

@@ -1,11 +1,35 @@
 #!/bin/bash
 
+echo "restore script is not implemented"
+exit 0
+#=================================================
+# IMPORT GENERIC HELPERS
+#=================================================
+
+if [ ! -e _common.sh ]; then
+    # Fetch helpers file if not in current directory
+    cp ../settings/scripts/_common.sh ./_common.sh
+    chmod a+rx _common.sh
+fi
+source _common.sh
+source /usr/share/yunohost/helpers
+
+#=================================================
+# MANAGE SCRIPT FAILURE
+#=================================================
+
+# Exit if an error occurs during the execution of the script
+ynh_abort_if_errors
+
+#sysuser="${app}"
+sysuser="vpnclient" # XXX hard-coded variable
+
 backup_dir="${1}/apps/vpnclient"
 
 sudo mkdir -p /etc/openvpn/
 sudo cp -a "${backup_dir}/keys/" /etc/openvpn/
 sudo cp -a "${backup_dir}/client.conf.tpl" /etc/openvpn/
-sudo chown -R root:admins /etc/openvpn/keys/
+sudo chown -R root:${sysuser} /etc/openvpn/keys/
 
 gitcommit=$(sudo grep revision /etc/yunohost/apps/vpnclient/status.json | sed 's/.*"revision": "\([^"]\+\)".*/\1/')
 tmpdir=$(mktemp -dp /tmp/ vpnclient-restore-XXXXX)
@@ -18,4 +42,3 @@ bash ./upgrade
 
 sudo rm -r "${tmpdir}/"
 
-exit 0

scripts/upgrade

@@ -1,47 +1,89 @@
 #!/bin/bash
 
-ynh_setting() {
-  app=${1}
-  setting=${2}
+#=================================================
+# GENERIC STARTING
+#=================================================
+# IMPORT GENERIC HELPERS
+#=================================================
 
-  sudo grep "^${setting}:" "/etc/yunohost/apps/${app}/settings.yml" | sed s/^[^:]\\+:\\s*[\"\']\\?// | sed s/\\s*[\"\']\$//
-}
+source _common.sh
+source /usr/share/yunohost/helpers
 
-source ./helpers
-source ./prerequisites
+#=================================================
+# LOAD SETTINGS
+#=================================================
 
-domain=$(ynh_setting vpnclient domain)
-path=$(ynh_setting vpnclient path)
-server_name=$(ynh_setting vpnclient server_name)
+app=$YNH_APP_INSTANCE_NAME
 
-sudo mkdir -m 0700 -p /var/cache/labriqueinternet/vpnclient/
-sudo tar czf "/var/cache/labriqueinternet/vpnclient/rollback_$(date +%Y-%m-%d-%H%M%S).tgz" /etc/openvpn/ /etc/yunohost/apps/vpnclient/ &> /dev/null
+domain=$(ynh_app_setting_get $app domain)
+path_url=$(ynh_app_setting_get $app path)
+is_public=$(ynh_app_setting_get $app is_public)
+final_path=$(ynh_app_setting_get $app final_path)
+server_name=$(ynh_app_setting_get $app server_name)
 
-tmpdir=$(mktemp -dp /tmp/ vpnclient-upgrade-XXXXX)
-sudo cp -a /etc/yunohost/apps/vpnclient/settings.yml "${tmpdir}/"
-sudo cp -a /etc/openvpn/keys/ "${tmpdir}/"
+#=================================================
+# SPECIAL UPGRADE FOR VERSIONS < 1.2.0
+#=================================================
 
-if [ ! -e /etc/openvpn/client.conf.tpl.restore ] || ! cmp -s /etc/openvpn/client.conf.tpl{,.restore}; then
-  sudo cp -a /etc/openvpn/client.conf.tpl "${tmpdir}/"
+# Apply renaming that occured in v1.2.0 ("vpnadmin" -> "${app}")
+if [ -f /etc/nginx/conf.d/${domain}.d/vpnadmin.conf ]; then
+  sudo sed "s|/var/www/vpnadmin/|/var/www/${app}/|g" -i "/etc/nginx/conf.d/${domain}.d/vpnadmin.conf"
+  sudo sed "s|vpnadmin.sock|${app}.sock|g" -i "/etc/nginx/conf.d/${domain}.d/vpnadmin.conf"
+  mv /etc/nginx/conf.d/${domain}.d/vpnadmin.conf /etc/nginx/conf.d/${domain}.d/${app}.conf
 fi
-
-export VPNCLIENT_UPGRADE=1
-sudo bash /etc/yunohost/apps/vpnclient/scripts/remove &> /dev/null
-bash ./install "${domain}" "${path}" "${server_name}"
-
-sudo rmdir /etc/openvpn/keys/
-sudo cp -a "${tmpdir}/keys/" /etc/openvpn/keys/
-sudo cp -a "${tmpdir}/settings.yml" /etc/yunohost/apps/vpnclient/
-sudo cp -a "${tmpdir}/client.conf.tpl" /etc/openvpn/ 2> /dev/null
-sudo rm -r "${tmpdir}/"
-
-# Changes
-
-if [ -z "$(ynh_setting vpnclient dns0)" ]; then
-  sudo yunohost app setting vpnclient dns0 -v 89.234.141.66
-  sudo yunohost app setting vpnclient dns1 -v 2001:913::8
+if [ -f /etc/php5/fpm/pool.d/vpnadmin.conf ]; then
+  sudo sed "s|/var/www/vpnadmin/|/var/www/${app}/|g" -i /etc/php5/fpm/pool.d/vpnadmin.conf
+  sudo sed "s|vpnadmin.sock|${app}.sock|g" -i  /etc/php5/fpm/pool.d/vpnadmin.conf
+  mv /etc/php5/fpm/pool.d/vpnadmin.conf /etc/php5/fpm/pool.d/${app}.conf
 fi
+test -d /var/www/vpnadmin && mv /var/www/vpnadmin /var/www/${app}
 
-ynh_systemctl start ynh-vpnclient
+## Versions known to have a buggy backup script
+#buggy_versions="1.0.0 1.0.1 1.1.0"
+#curr_version=$(read_manifest version)
+#if echo $buggy_versions | grep -w $curr_version > /dev/null; then
+#  echo "Your current version of ${app} is very old: ${curr_version}. Please ignore the next warning." >&2
+#fi
+#
+##=================================================
+## BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
+##=================================================
+#
+#ynh_backup_before_upgrade
+#ynh_clean_setup () {
+#    ynh_restore_upgradebackup
+#}
+## Exit if an error occurs during the execution of the script
+#ynh_abort_if_errors
 
-exit 0
+#=================================================
+# DO UPGRADE
+#=================================================
+# INSTALL DEPENDENCIES
+#=================================================
+
+ynh_install_app_dependencies "$pkg_dependencies"
+
+#=================================================
+# DEPLOY FILES FROM PACKAGE
+#=================================================
+
+# Keep a copy of existing config files before overwriting them
+tmpdir=$(mktemp -d /tmp/vpnclient-upgrade-XXX)
+sudo cp -r /etc/openvpn/client* ${tmpdir}
+
+# Deploy files from package
+vpnclient_deploy_files_and_services "${domain}" "${app}"
+
+# Restore previously existing config files
+sudo cp -r ${tmpdir}/client* /etc/openvpn/
+sudo rm -rf ${tmpdir}
+
+#=================================================
+# RELOAD RELEVANT SERVICES
+#=================================================
+
+ynh_systemctl reload php5-fpm
+ynh_systemctl reload nginx
+
+ynh_systemctl restart ynh-vpnclient