Apply new packaging advices

manifest.json

@@ -3,7 +3,7 @@
 	"id": "weblate",
 	"packaging_format": 1,
 	"requirements": {
-		"yunohost": ">= 3.4.0"
+		"yunohost": ">= 3.5.0"
 	},
 	"description": {
 		"en": "A translation platform using Git and Python"
@@ -44,6 +44,9 @@
 				"ask": {
 					"en": "Should Weblate be public accessible?"
 				},
+				"help": {
+					"en": "Any YunoHost user and anonymous people from the web will be able to access the application"
+				},
 				"default": "0"
 			},
 			{

scripts/_common.sh

@@ -1,7 +1,21 @@
 #!/bin/bash
 
+#=================================================
+# COMMON VARIABLES
+#=================================================
+
+# dependencies used by the app
+pkg_dependencies="libxml2-dev libxslt-dev libfreetype6-dev \
+	libjpeg-dev libz-dev libyaml-dev python3-dev python3-pip python3-virtualenv \
+	postgresql libpq-dev uwsgi uwsgi-plugin-python3 \
+	mailutils python-celery-common virtualenv redis-server"
+
+# Weblate's version for PIP and settings file
 current_version="3.6.1"
 
+#=================================================
+# PERSONAL HELPERS
+#=================================================
 
 weblate_fill_settings() {
 	local settings="$1"
@@ -144,3 +158,74 @@ ynh_redis_remove_db() {
 	local db=$1
 	redis-cli -n "$db" flushall
 }
+
+#=================================================
+# EXPERIMENTAL HELPERS
+#=================================================
+
+# Print a message as INFO and show progression during an app script
+#
+# usage: ynh_script_progression --message=message [--weight=weight] [--time]
+# | arg: -m, --message= - The text to print
+# | arg: -w, --weight=  - The weight for this progression. This value is 1 by default. Use a bigger value for a longer part of the script.
+# | arg: -t, --time=    - Print the execution time since the last call to this helper. Especially usefull to define weights.
+# | arg: -l, --last=    - Use for the last call of the helper, to fill te progression bar.
+increment_progression=0
+previous_weight=0
+ynh_script_progression () {
+	# Declare an array to define the options of this helper.
+	declare -Ar args_array=( [m]=message= [w]=weight= [t]=time [l]=last )
+	local message
+	local weight
+	local time
+	local last
+	# Manage arguments with getopts
+	ynh_handle_getopts_args "$@"
+	weight=${weight:-1}
+	time=${time:-0}
+	last=${last:-0}
+
+
+	# Get the number of occurrences of 'ynh_script_progression' in the script. Except those are commented.
+	local helper_calls="$(grep --count "^[^#]*ynh_script_progression" $0)"
+	# Get the number of call with a weight value
+	local weight_calls=$(grep --perl-regexp --count "^[^#]*ynh_script_progression.*(--weight|-w )" $0)
+
+	# Get the weight of each occurrences of 'ynh_script_progression' in the script using --weight
+	local weight_valuesA="$(grep --perl-regexp "^[^#]*ynh_script_progression.*--weight" $0 | sed 's/.*--weight[= ]\([[:digit:]].*\)/\1/g')"
+	# Get the weight of each occurrences of 'ynh_script_progression' in the script using -w
+	local weight_valuesB="$(grep --perl-regexp "^[^#]*ynh_script_progression.*-w " $0 | sed 's/.*-w[= ]\([[:digit:]].*\)/\1/g')"
+	# Each value will be on a different line.
+	# Remove each 'end of line' and replace it by a '+' to sum the values.
+	local weight_values=$(( $(echo "$weight_valuesA" | tr '\n' '+') + $(echo "$weight_valuesB" | tr '\n' '+') 0 ))
+
+	# max_progression is a total number of calls to this helper.
+	#    Less the number of calls with a weight value.
+	#    Plus the total of weight values
+	local max_progression=$(( $helper_calls - $weight_calls + $weight_values ))
+
+	# Increment each execution of ynh_script_progression in this script by the weight of the previous call.
+	increment_progression=$(( $increment_progression + $previous_weight ))
+	# Store the weight of the current call in $previous_weight for next call
+	previous_weight=$weight
+
+	# Set the scale of the progression bar
+	local scale=20
+	# progress_string(1,2) should have the size of the scale.
+	local progress_string1="####################"
+	local progress_string0="...................."
+
+	# Reduce $increment_progression to the size of the scale
+	if [ $last -eq 0 ]
+	then
+		local effective_progression=$(( $increment_progression * $scale / $max_progression ))
+	# If last is specified, fill immediately the progression_bar
+	else
+		local effective_progression=$scale
+	fi
+
+	# Build $progression_bar from progress_string(1,2) according to $effective_progression
+	local progression_bar="${progress_string1:0:$effective_progression}${progress_string0:0:$(( $scale - $effective_progression ))}"
+
+	ynh_print_info "[$progression_bar] > ${message}"
+}

scripts/backup

@@ -15,6 +15,8 @@ ynh_abort_if_errors
 # LOAD SETTINGS
 #=================================================
 
+ynh_script_progression --message="Loading installation settings..." --time --weight=1
+
 app=$YNH_APP_INSTANCE_NAME
 
 final_path=$(ynh_app_setting_get "$app" final_path)
@@ -23,22 +25,37 @@ db_name=$(ynh_app_setting_get "$app" db_name)
 
 #=================================================
 # STANDARD BACKUP STEPS
+#=================================================
+# STOP SYSTEMD SERVICE
+#=================================================
+
+ynh_script_progression --message="Stopping systemd services..." --time --weight=1
+
+ynh_systemd_action --service_name="$app" --action="stop"
+ynh_systemd_action --service_name="$app-celery" --action="stop"
+
 #=================================================
 # BACKUP THE APP MAIN DIR
 #=================================================
 
+ynh_script_progression --message="Backing up the main app directory..." --time --weight=1
+
 ynh_backup "$final_path"
 
 #=================================================
 # BACKUP THE NGINX CONFIGURATION
 #=================================================
 
+ynh_script_progression --message="Backing up nginx web server configuration..." --time --weight=1
+
 ynh_backup "/etc/nginx/conf.d/$domain.d/$app.conf"
 
 #=================================================
 # BACKUP THE PostgreSQL DATABASE
 #=================================================
 
+ynh_script_progression --message="Backing up the PostgreSQL database..." --time --weight=1
+
 ynh_psql_dump_db "$db_name" > db.sql
 ynh_backup "db.sql"
 
@@ -48,18 +65,45 @@ ynh_backup "db.sql"
 # BACKUP THE CRON FILE
 #=================================================
 
+ynh_script_progression --message="Backing up systemd configuration..." --time --weight=1
+
 ynh_backup "/etc/cron.d/$app"
 
 #=================================================
 # BACKUP THE uwsgi files
 #=================================================
 
+ynh_script_progression --message="Backing up uwsgi configuration..." --time --weight=1
+
 ynh_backup "/etc/uwsgi/apps-available/$app.ini"
 ynh_backup "/etc/systemd/system/$app.service"
 ynh_backup "/etc/systemd/system/$app-celery.service"
 
+#=================================================
+# BACKUP THE celery files
+#=================================================
+
+# nothing to do because it is inside $finalpath
+
 #=================================================
 # BACKUP THE hub binary file
 #=================================================
 
+ynh_script_progression --message="Backing up uwsgi configuration..." --time --weight=1
+
 ynh_backup /usr/bin/hub
+
+#=================================================
+# START SYSTEMD SERVICE
+#=================================================
+
+ynh_script_progression --message="Starting systemd services..." --time --weight=1
+
+ynh_systemd_action --service_name="$app" --action="start"
+ynh_systemd_action --service_name="$app-celery" --action="start"
+
+#=================================================
+# END OF SCRIPT
+#=================================================
+
+ynh_script_progression --message="Backup script completed for $app. (YunoHost will then actually copy those files to the archive)." --time --last

scripts/change_url

@@ -5,7 +5,7 @@
 #=================================================
 # IMPORT GENERIC HELPERS
 #=================================================
-set -eu
+
 source _common.sh
 source /usr/share/yunohost/helpers
 
@@ -20,19 +20,15 @@ new_domain=$YNH_APP_NEW_DOMAIN
 new_path=$YNH_APP_NEW_PATH
 
 app=$YNH_APP_INSTANCE_NAME
-final_path=/var/www/$app
 
+#=================================================
+# LOAD SETTINGS
+#=================================================
+ynh_script_progression --message="Loading installation settings..." --time --weight=1
+
+final_path=$(ynh_app_setting_get "$app" final_path)
 is_public=$(ynh_app_setting_get "$app" is_public)
 
-#=================================================
-# CHECK THE SYNTAX OF THE PATHS
-#=================================================
-
-test -n "$old_path" || old_path="/"
-test -n "$new_path" || new_path="/"
-new_path=$(ynh_normalize_url_path $new_path)
-old_path=$(ynh_normalize_url_path $old_path)
-
 #=================================================
 # CHECK WHICH PARTS SHOULD BE CHANGED
 #=================================================
@@ -50,17 +46,15 @@ then
 fi
 
 #=================================================
-# BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
+# STANDARD MODIFICATIONS
+#=================================================
+# STOP SYSTEMD SERVICE
 #=================================================
 
-# Backup the current version of the app
+ynh_script_progression --message="Stopping systemd services..." --time --weight=1
-# ynh_backup_before_upgrade
+
-# ynh_clean_setup () {
+ynh_systemd_action --service_name="$app" --action="stop"
-# 	# restore it if the upgrade fails
+ynh_systemd_action --service_name="$app-celery" --action="stop"
-# 	ynh_restore_upgradebackup
-# }
-# # Exit if an error occurs during the execution of the script
-# ynh_abort_if_errors
 
 #=================================================
 # STANDARD MODIFICATIONS
@@ -68,19 +62,22 @@ fi
 # MODIFY URL IN NGINX CONF
 #=================================================
 
+ynh_script_progression --message="Updating nginx web server configuration..." --time --weight=1
+
 nginx_conf_path="/etc/nginx/conf.d/$old_domain.d/$app.conf"
 finalnginxconf=$nginx_conf_path
 
 # Change the path in the nginx config file
 if [ $change_path -eq 1 ]
 then
-	ynh_replace_string "location $old_path" "location $new_path" "$nginx_conf_path"
+	ynh_replace_string "location $old_path"    "location $new_path"    "$nginx_conf_path"
 	ynh_replace_string "SCRIPT_NAME $old_path" "SCRIPT_NAME $new_path" "$nginx_conf_path"
 fi
 
 # Change the domain for nginx
 if [ $change_domain -eq 1 ]
 then
+
 	finalnginxconf="/etc/nginx/conf.d/${new_domain}.d/${app}.conf"
 	mv "$nginx_conf_path" "$finalnginxconf"
 fi
@@ -88,8 +85,7 @@ fi
 #=================================================
 # Edit specific content from nginx configuration
 #=================================================
-
+settings="$final_path/venv/lib/python3.5/site-packages/weblate/settings.py"
-settings="$final_path/venv/lib/python2.7/site-packages/weblate/settings.py"
 
 if [ "$old_path" == "/" ] && [ "$new_path" != "/" ]
 then
@@ -99,10 +95,6 @@ then
 		# ynh panel is useless for public websites
 		ynh_replace_string "	#include conf.d/"  "	include conf.d/"  "$finalnginxconf"
 	fi
-	# root install as an empty PATHURL to prevent '//static'
-	ynh_replace_string "URL_PREFIX = ''" "URL_PREFIX = '$new_path'" "$settings"
-
-	ynh_store_file_checksum "$finalnginxconf"
 fi
 
 if [ "$old_path" != "/" ] && [ "$new_path" == "/" ]
@@ -110,37 +102,47 @@ then
 
 	# ynh panel is only comptable with non-root installation
 	ynh_replace_string "	include conf.d/"  "	#include conf.d/"  "$finalnginxconf"
-
-	# root install as an empty PATHURL to prevent '//static'
-	ynh_replace_string "URL_PREFIX = '$old_path'" "URL_PREFIX = ''" "$settings"
-
-	ynh_store_file_checksum "$finalnginxconf"
 fi
 
+ynh_store_file_checksum "$finalnginxconf"
+
 #=================================================
 # MODIFY settings.py
 #=================================================
-
+ynh_script_progression --message="Modify weblate's config file..." --time --weight=1
-settingspy_conf_path="$final_path/venv/lib/python2.7/site-packages/weblate/settings.py"
 
 # Change the path in the nginx config file
 if [ $change_path -eq 1 ]
 then
-	ynh_replace_string "URL_PREFIX = '$old_path" "URL_PREFIX = '$new_path" "$settingspy_conf_path"
+	ynh_replace_string "URL_PREFIX = '$old_path" "URL_PREFIX = '$new_path" "$settings"
 fi
 
 # Change the domain for nginx
 if [ $change_domain -eq 1 ]
 then
 	# replace SERVER_EMAIL
-	ynh_replace_string "noreply@$old_domain" "noreply@$new_domain" "$settingspy_conf_path"
+	ynh_replace_string "noreply@$old_domain"     "noreply@$new_domain"     "$settings"
 	# replace ALLOWED_HOSTS
-	ynh_replace_string "['$old_domain']" "['$new_domain']" "$settingspy_conf_path"
+	ynh_replace_string "['$old_domain']"         "['$new_domain']"         "$settings"
 fi
 
+if [ "$old_path" == "/" ] && [ "$new_path" != "/" ]
+then
+	ynh_replace_string "URL_PREFIX = ''" "URL_PREFIX = '$new_path'" "$settings"
+fi
+
+if [ "$old_path" != "/" ] && [ "$new_path" == "/" ]
+then
+	# root install as an empty PATHURL to prevent '//static'
+	ynh_replace_string "URL_PREFIX = '$old_path'" "URL_PREFIX = ''" "$settings"
+fi
+
+ynh_store_file_checksum "$settings"
+
 #=================================================
 # ChangeSite inside weblate
-#==========================================
+#=================================================
+ynh_script_progression --message="Run weblate's command changesite..." --time --weight=1
 (
 	set +eu
 	source "${final_path}/venv/bin/activate"
@@ -151,9 +153,22 @@ fi
 #=================================================
 # GENERIC FINALISATION
 #=================================================
-# RELOAD NGINX and Weblate
+# START SYSTEMD SERVICE
+#=================================================
+ynh_script_progression --message="Starting systemd services..." --time --weight=1
+
+ynh_systemd_action --service_name="$app" --action="start"
+ynh_systemd_action --service_name="$app-celery" --action="start"
+
+#=================================================
+# RELOAD NGINX
+#=================================================
+ynh_script_progression --message="Reloading nginx web server..." --time --weight=1
+
+ynh_systemd_action --service_name=nginx --action=reload
+
+#=================================================
+# END OF SCRIPT
 #=================================================
 
-
+ynh_script_progression --message="Change of URL completed for $app" --time --last
-
-systemctl reload nginx

scripts/install

@@ -5,7 +5,7 @@
 #=================================================
 # IMPORT GENERIC HELPERS
 #=================================================
-set -eu
+
 source _common.sh
 source /usr/share/yunohost/helpers
 
@@ -42,12 +42,8 @@ app=$YNH_APP_INSTANCE_NAME
 #=================================================
 # CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
 #=================================================
+ynh_script_progression --message="Validating installation parameters..." --time --weight=1
 
-# Normalize the url path syntax
-path_url=$(ynh_normalize_url_path "$path_url")
-
-# Check web path availability
-ynh_webpath_available "$domain" "$path_url"
 # Register (book) web path
 ynh_webpath_register "$app" "$domain" "$path_url"
 
@@ -60,6 +56,8 @@ mkdir -p "$final_path"
 # STORE SETTINGS FROM MANIFEST
 #=================================================
 
+ynh_script_progression --message="Storing installation settings..." --time --weight=1
+
 ynh_app_setting_set "$app" domain "$domain"
 ynh_app_setting_set "$app" path "$path_url"
 ynh_app_setting_set "$app" admin "$admin"
@@ -76,14 +74,14 @@ ynh_app_setting_set "$app" github_token "$github_token"
 # INSTALL DEPENDENCIES
 #=================================================
 
-ynh_install_app_dependencies libxml2-dev libxslt-dev libfreetype6-dev \
+ynh_script_progression --message="Installing dependencies..." --time --weight=1
-	libjpeg-dev libz-dev libyaml-dev python3-dev python3-pip python3-virtualenv \
+
-	postgresql libpq-dev uwsgi uwsgi-plugin-python3 \
+ynh_install_app_dependencies "$pkg_dependencies"
-	mailutils python-celery-common virtualenv redis-server
 
 #=================================================
 # CREATE A PostgreSQL DATABASE
 #=================================================
+ynh_script_progression --message="Creating a PostgreSQL database..." --time --weight=1
 
 db_name=$(ynh_sanitize_dbid "$app")
 ynh_app_setting_set "$app" db_name "$db_name"
@@ -93,12 +91,14 @@ ynh_psql_test_if_first_run
 # Initialize database and store postgres password for upgrade
 ynh_psql_setup_db "$db_name" "$app"
 
-systemctl reload postgresql
+ynh_systemd_action --service_name=postgresql --action=reload
 
 #=================================================
 # NGINX CONFIGURATION
 #=================================================
 
+ynh_script_progression --message="Configuring nginx web server..." --time --weight=1
+
 # Create a dedicated nginx config
 ynh_add_nginx_config
 
@@ -117,6 +117,8 @@ fi
 # CREATE DEDICATED USER
 #=================================================
 
+ynh_script_progression --message="Configuring system user..." --time --weight=1
+
 # Hub needs a home directory with a config file
 ynh_system_user_create "$app" "$final_path"
 # Allow bash for our user, so he can use Hub
@@ -126,6 +128,8 @@ chsh --shell /bin/bash "$app"
 # Download and install hub
 #=================================================
 
+ynh_script_progression --message="Download and install hub..." --time --weight=1
+
 arch=$(dpkg --print-architecture)
 # Rasberry Pi: Debian armhf (ARM hard float) refers to the ARMv7
 [[ $arch = "armhf" ]] && arch="arm"
@@ -172,6 +176,9 @@ EOF
 #=================================================
 # PIP INSTALLATION
 #=================================================
+
+ynh_script_progression --message="Install weblate using PIP..." --time --weight=10
+
 virtualenv --python=python3 "${final_path}/venv"
 #run source in a 'sub shell'
 (
@@ -192,6 +199,9 @@ virtualenv --python=python3 "${final_path}/venv"
 # https://docs.weblate.org/en/latest/admin/install.html#installation
 # TODO: use --extra-search-dir=/path/to/dists
 #=================================================
+
+ynh_script_progression --message="Create weblate configuration file..." --time --weight=1
+
 db_pwd=$(ynh_app_setting_get "$app" psqlpwd)
 admin_mail=$(ynh_user_get_info "$admin" mail)
 key=$(ynh_string_random 24)$(ynh_string_random 24)$(ynh_string_random 2)
@@ -207,6 +217,7 @@ ynh_app_setting_set "$app" redis_db "$redis_db"
 # SPECIFIC SETUP Filling up the database
 # https://docs.weblate.org/en/latest/admin/install.html#filling-up-the-database
 #==========================================
+ynh_script_progression --message="Filling up the database..." --time --weight=1
 (
 	set +o nounset
 	source "${final_path}/venv/bin/activate"
@@ -226,6 +237,9 @@ ynh_app_setting_set "$app" redis_db "$redis_db"
 #=================================================
 # SETUP CRON
 #=================================================
+
+ynh_script_progression --message="Configure cron file..." --time --weight=1
+
 cp ../conf/cron "/etc/cron.d/$app"
 ynh_replace_string "__APP__"       "$app"         "/etc/cron.d/$app"
 ynh_replace_string "__FINALPATH__" "$final_path/" "/etc/cron.d/$app"
@@ -235,11 +249,12 @@ ynh_replace_string "__FINALPATH__" "$final_path/" "/etc/cron.d/$app"
 #=================================================
 
 # Calculate and store the config file checksum into the app settings
-ynh_store_file_checksum "$final_path/venv/lib/python3.5/site-packages/weblate/settings.py"
+ynh_store_file_checksum "$settings"
 
 #=================================================
 # SPECIFIC SETUP uwsgi
 #=================================================
+ynh_script_progression --message="Configure uwsgi..." --time --weight=1
 
 finaluwsgiini="/etc/uwsgi/apps-available/$app.ini"
 cp ../conf/uwsgi.ini "$finaluwsgiini"
@@ -263,6 +278,8 @@ ynh_store_file_checksum "$finaluwsgiini"
 # ACTIVATE CELERY
 #=================================================
 
+ynh_script_progression --message="Configure celery..." --time --weight=1
+
 celeryconf="$final_path/celery-weblate"
 cp ../conf/celery-weblate "$celeryconf"
 
@@ -287,6 +304,8 @@ chown -R "$app": "$final_path/avatar-cache"
 # SETUP SSOWAT
 #=================================================
 
+ynh_script_progression --message="Configuring SSOwat..." --time --weight=1
+
 if [ "$is_public" -eq 0 ]
 then	# Remove the public access
 	ynh_app_setting_delete "$app" skipped_uris
@@ -313,15 +332,18 @@ yunohost service add "$app-celery" --log "/var/log/$app-celery"
 #=================================================
 # Start weblate
 #=================================================
+ynh_script_progression --message="Starting weblate's services..." --time --weight=1
 
-systemctl start "$app"
+ynh_systemd_action --service_name="$app" --action="start"
-systemctl start "$app-celery"
+ynh_systemd_action --service_name="$app-celery" --action="start"
 
 #=================================================
 # RELOAD NGINX
 #=================================================
 
-systemctl reload nginx
+ynh_script_progression --message="Reloading nginx web server..." --time --weight=1
+
+ynh_systemd_action --service_name="nginx" --action="reload"
 
 #=================================================
 # SEND A README FOR THE ADMIN
@@ -333,3 +355,5 @@ If you facing an issue or want to improve this app, please open a new issue in t
 "
 
 ynh_send_readme_to_admin "$message" "$admin"
+
+ynh_script_progression --message="Installation of $app completed" --time --last

scripts/remove

@@ -12,10 +12,12 @@ source /usr/share/yunohost/helpers
 #=================================================
 # LOAD SETTINGS
 #=================================================
+ynh_script_progression --message="Loading installation settings..." --time --weight=1
 
 app=$YNH_APP_INSTANCE_NAME
 domain=$(ynh_app_setting_get "$app" domain)
 db_name=$(ynh_app_setting_get "$app" db_name)
+final_path=$(ynh_app_setting_get "$app" final_path)
 
 #=================================================
 # STANDARD REMOVE
@@ -24,22 +26,23 @@ db_name=$(ynh_app_setting_get "$app" db_name)
 #=================================================
 
 # Remove a service from the admin panel, added by `yunohost service add`
-if yunohost service status | grep -q "$app"
+if yunohost service status "$app" >/dev/null 2>&1
 then
-	echo "Remove $app service"
+	ynh_script_progression --message="Removing $app service..." --time --weight=1
 	yunohost service remove "$app"
 fi
 
 # Remove a service from the admin panel, added by `yunohost service add`
-if yunohost service status | grep -q "$app-celery"
+if yunohost service status "$app-celery" >/dev/null 2>&1
 then
-	echo "Remove $app service"
+	ynh_script_progression --message="Removing $app-celery service..." --time --weight=1
 	yunohost service remove "$app-celery"
 fi
 
 #=================================================
 # STOP WEBLATE'S SERVICES
 #=================================================
+ynh_script_progression --message="Stopping and removing systemd services..." --time --weight=1
 
 ynh_remove_systemd_config "$app"
 ynh_remove_systemd_config "$app-celery"
@@ -47,6 +50,7 @@ ynh_remove_systemd_config "$app-celery"
 #=================================================
 # REMOVE THE PostgreSQL DATABASE
 #=================================================
+ynh_script_progression --message="Removing the PostgreSQL database..." --time --weight=1
 
 # Remove a database if it exists, along with the associated user
 ynh_psql_remove_db "$db_name" "$app"
@@ -54,6 +58,7 @@ ynh_psql_remove_db "$db_name" "$app"
 #=================================================
 # REMOVE DEPENDENCIES
 #=================================================
+ynh_script_progression --message="Removing dependencies..." --time --weight=1
 
 # Remove metapackage and its dependencies
 ynh_remove_app_dependencies
@@ -61,13 +66,15 @@ ynh_remove_app_dependencies
 #=================================================
 # REMOVE APP MAIN DIR
 #=================================================
+ynh_script_progression --message="Removing app main directory..." --time --weight=1
 
 # Remove the app directory securely
-ynh_secure_remove "/var/www/$app"
+ynh_secure_remove "$final_path"
 
 #=================================================
 # REMOVE NGINX CONFIGURATION
 #=================================================
+ynh_script_progression --message="Removing nginx web server configuration..." --time --weight=1
 
 # Remove the dedicated nginx config
 ynh_remove_nginx_config
@@ -92,6 +99,12 @@ ynh_secure_remove "/var/run/$app-celery"
 #=================================================
 # REMOVE DEDICATED USER
 #=================================================
+ynh_script_progression --message="Removing the dedicated system user..." --time --weight=1
 
 # Delete a system user
 ynh_system_user_delete "$app"
+
+#=================================================
+# END OF SCRIPT
+#=================================================
+ynh_script_progression --message="Removal of $app completed" --time --last

scripts/restore

@@ -9,11 +9,16 @@
 source ../settings/scripts/_common.sh
 source /usr/share/yunohost/helpers
 
+#=================================================
+# MANAGE SCRIPT FAILURE
+#=================================================
+
 ynh_abort_if_errors
 
 #=================================================
 # LOAD SETTINGS
 #=================================================
+ynh_script_progression --message="Loading settings..." --time --weight=1
 
 app=$YNH_APP_INSTANCE_NAME
 
@@ -26,11 +31,12 @@ db_pwd=$(ynh_app_setting_get "$app" psqlpwd)
 #=================================================
 # CHECK IF THE APP CAN BE RESTORED
 #=================================================
+ynh_script_progression --message="Validating restoration parameters..." --time --weight=1
 
 # Check web path availability
-ynh_webpath_available "$domain" "$path_url"
+ynh_webpath_available "$domain" "$path_url" || ynh_die "Path not available: ${domain}${path_url}"
 
-test ! -e "$final_path" || ynh_die "This path already contains a folder"
+test ! -e "$final_path" || ynh_die "There is already a directory: $final_path"
 
 #=================================================
 # STANDARD RESTORATION STEPS
@@ -43,12 +49,14 @@ ynh_restore_file "/etc/nginx/conf.d/$domain.d/$app.conf"
 #=================================================
 # RESTORE THE APP MAIN DIR
 #=================================================
+ynh_script_progression --message="Restoring the app main directory..." --time --weight=1
 
 ynh_restore_file "$final_path"
 
 #=================================================
 # RECREATE THE DEDICATED USER
 #=================================================
+ynh_script_progression --message="Recreating the dedicated system user..." --time --weight=1
 
 # Create the dedicated user (if not existing)
 ynh_system_user_create "$app" "/home/$app"
@@ -67,23 +75,23 @@ chown -R "$app": "$final_path"
 #=================================================
 # REINSTALL DEPENDENCIES
 #=================================================
+ynh_script_progression --message="Reinstalling dependencies..." --time --weight=1
 
-ynh_install_app_dependencies libxml2-dev libxslt-dev libfreetype6-dev \
+ynh_install_app_dependencies "$pkg_dependencies"
-	libjpeg-dev libz-dev libyaml-dev python3-dev python3-pip python3-virtualenv \
-	postgresql libpq-dev uwsgi uwsgi-plugin-python3 memcached \
-	mailutils python-celery-common virtualenv redis-server
 
 #=================================================
 # RESTORE THE PostgreSQL DATABASE
 #=================================================
+ynh_script_progression --message="Restoring the PostgreSQL database..." --time --weight=1
 
 ynh_psql_test_if_first_run
-ynh_psql_create_db "$db_name" "$db_name" "$db_pwd"
+ynh_psql_setup_db "$db_name" "$db_name" "$db_pwd"
 ynh_psql_execute_file_as_root ./db.sql "$db_name"
 
 #=================================================
 # RESTORE Weblate service
 #=================================================
+ynh_script_progression --message="Restoring systemd configurations..." --time --weight=1
 
 usermod --append --groups www-data "$app"
 
@@ -112,7 +120,7 @@ ynh_restore_file "/etc/cron.d/$app"
 #=================================================
 # RESTORE THE HUB BINARY FILE
 #=================================================
-
+ynh_script_progression --message="Restore hub's binary file..." --time --weight=1
 ynh_restore_file "/usr/bin/hub"
 
 #=================================================
@@ -120,12 +128,19 @@ ynh_restore_file "/usr/bin/hub"
 #=================================================
 # Start weblate
 #=================================================
+ynh_script_progression --message="Starting a systemd service..." --time --weight=1
 
-systemctl start "$app"
+ynh_systemd_action --service_name="$app" --action="start"
-systemctl start "$app-celery"
+ynh_systemd_action --service_name="$app-celery" --action="start"
 
 #=================================================
-# RELOAD NGINX & uwsgi
+# RELOAD NGINX
 #=================================================
+ynh_script_progression --message="Reloading nginx web server and php-fpm..." --time --weight=1
 
-systemctl reload nginx
+ynh_systemd_action --service_name="nginx" --action="reload"
+
+#=================================================
+# END OF SCRIPT
+#=================================================
+ynh_script_progression --message="Restoration completed for $app" --time --last

scripts/upgrade

@@ -11,6 +11,7 @@ source /usr/share/yunohost/helpers
 #=================================================
 # LOAD SETTINGS
 #=================================================
+ynh_script_progression --message="Loading installation settings..." --time --weight=1
 
 app=$YNH_APP_INSTANCE_NAME
 
@@ -31,6 +32,7 @@ redis_db=$(ynh_app_setting_get "$app" redis_db)
 #=================================================
 # Get previous version number
 #=================================================
+ynh_script_progression --message="Get previous version number..." --time --weight=1
 
 (
 	set +o nounset
@@ -49,6 +51,7 @@ test -e "$previous_version_template" || ynh_die "Previous version unknown: $prev
 #=================================================
 # BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
 #=================================================
+ynh_script_progression --message="Backing up the app before upgrading (may take a while)..." --time --weight=1
 
 # Backup the current version of the app
 ynh_backup_before_upgrade
@@ -62,6 +65,7 @@ ynh_abort_if_errors
 #=================================================
 # ENSURE DOWNWARD COMPATIBILITY
 #=================================================
+ynh_script_progression --message="Ensuring downward compatibility..." --time --weight=1
 
 if [ "$is_public" = "Yes" ]; then
 	ynh_app_setting_set "$app" is_public 1	# Fix is_public as a boolean value
@@ -171,6 +175,18 @@ path_url=$(ynh_normalize_url_path "$path_url")
 #=================================================
 # STANDARD UPGRADE STEPS
 #=================================================
+# STOP SYSTEMD SERVICE
+#=================================================
+
+ynh_script_progression --message="Stopping systemd services..." --time --weight=1
+
+ynh_systemd_action --service_name="$app" --action="stop"
+ynh_systemd_action --service_name="$app-celery" --action="stop"
+
+#=================================================
+# NGINX CONFIGURATION
+#=================================================
+ynh_script_progression --message="Upgrading nginx web server configuration..." --time --weight=1
 
 # Create a dedicated nginx config
 ynh_add_nginx_config
@@ -186,35 +202,34 @@ then
 	ynh_store_file_checksum "$finalnginxconf"
 fi
 
+#=================================================
+# SPECIFIC UPGRADE
+#=================================================
+# Update dependencies
+#=================================================
+
+ynh_install_app_dependencies "$pkg_dependencies"
+
 #=================================================
 # CREATE DEDICATED USER
 #=================================================
+ynh_script_progression --message="Making sure dedicated system user exists..." --time --weight=1
 
 # Create a system user
 ynh_system_user_create "$app" "/home/$app"
 chsh --shell /bin/bash "$app"
 
-#=================================================
-# SPECIFIC UPGRADE
-#=================================================
-# Update dependencies
-#=================================================
-
-ynh_install_app_dependencies libxml2-dev libxslt-dev libfreetype6-dev \
-	libjpeg-dev libz-dev libyaml-dev python3-dev python3-pip python3-virtualenv \
-	postgresql libpq-dev uwsgi uwsgi-plugin-python3 memcached \
-	mailutils python-celery-common virtualenv redis-server
-
 #=================================================
 # SPECIFIC SETUP uwsgi
 #=================================================
+ynh_script_progression --message="Configure uwsgi..." --time --weight=1
 
 finaluwsgiini="/etc/uwsgi/apps-available/$app.ini"
 cp ../conf/uwsgi.ini "$finaluwsgiini"
 
 ynh_replace_string "__FINALPATH__" "$final_path" "$finaluwsgiini"
-ynh_replace_string "__PATH__" "$path_url" "$finaluwsgiini"
+ynh_replace_string "__PATH__"      "$path_url"   "$finaluwsgiini"
-ynh_replace_string "__APP__" "$app" "$finaluwsgiini"
+ynh_replace_string "__APP__"       "$app"        "$finaluwsgiini"
 
 
 # root install doesn't require uwsgi to handle script names
@@ -233,11 +248,13 @@ ynh_store_file_checksum "$finaluwsgiini"
 
 if [ "$migrate_to_python3" -eq 1 ]
 then
+    ynh_script_progression --message="Rebuild the virtualenv with Python3..." --time --weight=1
 	ynh_secure_remove "${final_path}/venv"
 	virtualenv --python=python3 "${final_path}/venv"
 fi
 
 (
+    ynh_script_progression --message="Install weblate using PIP..." --time --weight=10
 	set +o nounset
 	source "${final_path}/venv/bin/activate"
 	set -o nounset
@@ -259,7 +276,7 @@ fi
 #=================================================
 # CONFIG FILE UPGRADE
 #=================================================
-
+ynh_script_progression --message="Create weblate configuration file..." --time --weight=1
 # save old settings file
 
 old_settings="$final_path/settings.$previous_version.old.py"
@@ -314,6 +331,7 @@ ynh_secure_remove "$old_settings"
 #=================================================
 # ACTIVATE CELERY
 #=================================================
+ynh_script_progression --message="Configure celery..." --time --weight=1
 
 celeryconf="$final_path/celery-weblate"
 cp ../conf/celery-weblate "$celeryconf"
@@ -326,7 +344,7 @@ ynh_add_systemd_config "$app-celery" "celery-weblate.service"
 #=================================================
 # Run migration scripts
 #=================================================
-
+ynh_script_progression --message="Run migration scripts..." --time --weight=1
 (
 	set +o nounset
 	source "${final_path}/venv/bin/activate"
@@ -373,6 +391,8 @@ ynh_store_file_checksum "$final_path/venv/lib/python3.5/site-packages/weblate/se
 #=================================================
 # SETUP CRON
 #=================================================
+ynh_script_progression --message="Configure cron file..." --time --weight=1
+
 cp ../conf/cron "/etc/cron.d/$app"
 ynh_replace_string "__APP__"       "$app"         "/etc/cron.d/$app"
 ynh_replace_string "__FINALPATH__" "$final_path/" "/etc/cron.d/$app"
@@ -393,6 +413,7 @@ chown -R "$app": "$final_path/avatar-cache"
 #=================================================
 # SETUP SSOWAT
 #=================================================
+ynh_script_progression --message="Configuring SSOwat..." --time --weight=1
 
 if [ $is_public -eq 0 ]
 then	# Remove the public access
@@ -413,12 +434,21 @@ fi
 #=================================================
 # Restart weblate
 #=================================================
+ynh_script_progression --message="Starting weblate's services..." --time --weight=1
 
-systemctl start "$app"
+ynh_systemd_action --service_name="$app" --action="start"
-systemctl start "$app-celery"
+ynh_systemd_action --service_name="$app-celery" --action="start"
 
 #=================================================
 # RELOAD NGINX
 #=================================================
 
-systemctl reload nginx
+ynh_script_progression --message="Reloading nginx web server..." --time --weight=1
+
+ynh_systemd_action --service_name="nginx" --action="reload"
+
+#=================================================
+# END OF SCRIPT
+#=================================================
+
+ynh_script_progression --message="Upgrade of $app completed" --time --last