Minor linter fixes

manifest.json

@@ -15,7 +15,7 @@
         "url": ""
     },
     "requirements": {
-    "yunohost": ">> 2.4.0"
+    "yunohost": ">= 2.7.2"
     },
     "multi_instance": false,
     "services": [

scripts/_common.sh

@@ -57,7 +57,7 @@ install_dependencies() {
 
   # Install packages
   # We install them as dependencies as they may already be installed and used for other purposes
-  ynh_app_dependencies influxdb, grafana \
+  ynh_install_app_dependencies influxdb, grafana \
   || {
     # Remove apt repositories if they were added
     [[ -n "$influxdb_repository_present" ]] && sudo rm $INFLUXDB_REPOSITORY
@@ -66,56 +66,15 @@ install_dependencies() {
   }
 }
 
-
 # ======== Future YunoHost helpers ========
-# Install dependencies with a equivs control file
-#
-# usage: ynh_app_dependencies dep [dep [...]]
-# | arg: dep - the package name to install in dependence
-ynh_app_dependencies () {
-    dependencies=$@
-    manifest_path="../manifest.json"
-    if [ ! -e "$manifest_path" ]; then
-    	manifest_path="../settings/manifest.json"	# Into the restore script, the manifest is not at the same place
-    fi
-    version=$(sudo python3 -c "import sys, json;print(json.load(open(\"$manifest_path\"))['version'])")	# Retrieve the version number in the manifest file.
-    dep_app=${app//_/-}	# Replace all '_' by '-'
-    cat > ./${dep_app}-ynh-deps.control << EOF	# Make a control file for equivs-build
-Section: misc
-Priority: optional
-Package: ${dep_app}-ynh-deps
-Version: ${version}
-Depends: ${dependencies// /, }
-Architecture: all
-Description: Fake package for ${app} (YunoHost app) dependencies
- This meta-package is only responsible of installing its dependencies.
-EOF
-    ynh_package_install_from_equivs ./${dep_app}-ynh-deps.control \
-        || ynh_die "Unable to install dependencies"	# Install the fake package and its dependencies
-}
 
-# Remove fake package and its dependencies
+# Delete a file checksum from the app settings
 #
-# Dependencies will removed only if no other package need them.
+# $app should be defined when calling this helper
 #
-# usage: ynh_remove_app_dependencies
-ynh_remove_app_dependencies () {
-    dep_app=${app//_/-}	# Replace all '_' by '-'
-    ynh_package_autoremove ${dep_app}-ynh-deps	# Remove the fake package and its dependencies if they not still used.
-}
-
-# Find a free port and return it
-#
-# example: port=$(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 $port
+# usage: ynh_remove_file_checksum file
+# | arg: file - The file for which the checksum will be deleted
+ynh_delete_file_checksum () {
+	local checksum_setting_name=checksum_${1//[\/ ]/_}	# Replace all '/' and ' ' by '_'
+	ynh_app_setting_delete $app $checksum_setting_name
 }

scripts/backup

@@ -1,8 +1,27 @@
 #!/bin/bash
 
-# Exit on command errors and treat unset variables as an error
-set -eu
+#=================================================
+# 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
+
+#=================================================
+# LOAD SETTINGS
+#=================================================
 app=$YNH_APP_INSTANCE_NAME
 
 # Source YunoHost helpers

scripts/install

@@ -1,14 +1,27 @@
 #!/bin/bash
 
-# Exit on command errors and treat unset variables as an error
-set -eu
-
 shopt -s extglob  # sets extended pattern matching options in the bash shell
 
-app=$YNH_APP_INSTANCE_NAME
+#=================================================
+# GENERIC STARTING
+#=================================================
+# IMPORT GENERIC HELPERS
+#=================================================
 
-# Source local helpers
-source ./_common.sh
+source _common.sh
+source /usr/share/yunohost/helpers
+
+#=================================================
+# MANAGE SCRIPT FAILURE
+#=================================================
+
+ynh_abort_if_errors	# Stop script if an error is detected
+
+#=================================================
+# RETRIEVE ARGUMENTS FROM THE MANIFEST
+#=================================================
+
+app=$YNH_APP_INSTANCE_NAME
 
 # Retrieve arguments
 domain=$YNH_APP_ARG_DOMAIN

scripts/remove

@@ -1,7 +1,17 @@
 #!/bin/bash
 
-# Treat unset variables as an error
-set -u
+#=================================================
+# GENERIC STARTING
+#=================================================
+# IMPORT GENERIC HELPERS
+#=================================================
+
+source _common.sh
+source /usr/share/yunohost/helpers
+
+#=================================================
+# LOAD SETTINGS
+#=================================================
 
 # See comments in install script
 app=$YNH_APP_INSTANCE_NAME

scripts/restore

@@ -1,7 +1,27 @@
 #!/bin/bash
 
-# Exit on command errors and treat unset variables as an error
-set -eu
+#=================================================
+# 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
+
+#=================================================
+# LOAD SETTINGS
+#=================================================
 
 app=$YNH_APP_INSTANCE_NAME
 

scripts/upgrade

@@ -29,6 +29,18 @@ fi
 # Fix path if needed
 path=$(fix_path $path)
 
+#=================================================
+# MANAGE SCRIPT FAILURE
+#=================================================
+
+# Use prior backup and restore on error only if backup feature
+# exists on installed instance
+ynh_backup_before_upgrade # Backup the current version of the app
+ynh_clean_setup () {
+    ynh_restore_upgradebackup
+}
+ynh_abort_if_errors	# Stop script if an error is detected
+
 # There's currently nothing else to upgrade than packaging files
 # as InfluxDB/Grafana updates are managed through APT