Manage backup destination path with argument

proxmox/backup.pve.content.sh

@@ -24,7 +24,7 @@ readonly COLOR_DEBUG="${PURPLE}"
 usage() {                                                       # {{{
 
 	cat <<- EOF
-usage: $PROGNAME [-d|-h]
+usage: $PROGNAME [-d|-h|-l]
 
 Backup /etc/pve content
 
@@ -38,6 +38,11 @@ OPTIONS :
 
     -h,--help
         Print this help message.
+
+    -l,--local
+        Path to a local directory to store backup and override
+        default path (${DEFAULT_LOCAL_BKP_DIR}).
+
 	EOF
 
 }
@@ -56,11 +61,34 @@ define_vars() {                                                 # {{{
 
 	## If local_bkp_dir wasn't defined  {{{
 	if [ -z "${local_bkp_dir}" ]; then
-		## Use local host for sge_hostname
+		## Use default path to store backup
 		local_bkp_dir="${DEFAULT_LOCAL_BKP_DIR}"
 	fi
 	## }}}
 
+}
+# }}}
+is_directory_absent() {                                          # {{{
+
+	local_directory_absent="${1}"
+
+	## Directory exists by default
+	return_is_directory_absent="1"
+
+	### Check if the directory exists
+	# shellcheck disable=SC2086
+	if find ${local_directory_absent} -type d > /dev/null 2>&1; then
+		return_is_directory_absent="1"
+		debug_message "is_directory_absent − \
+The directory ${RED}${local_directory_absent}${COLOR_DEBUG} exists."
+	else
+		return_is_directory_absent="0"
+		debug_message "is_directory_absent − \
+The directory ${RED}${local_directory_absent}${COLOR_DEBUG} doesn't exist."
+	fi
+
+	return "${return_is_directory_absent}"
+
 }
 # }}}
 main() {                                                        # {{{
@@ -68,6 +96,12 @@ main() {                                                        # {{{
 	## Define all vars
 	define_vars
 
+	## Verify if the destination directory is absent {{{
+	### AND create it
+	is_directory_absent "${local_bkp_dir}" \
+		&& mkdir -p -- ${local_bkp_dir}
+	## }}}
+
 }
 # }}}
 
@@ -101,6 +135,12 @@ if [ ! "${NBARGS}" -eq "0" ]; then
 			## Exit after help informations
 			exit 0
 			;;
+		-l|--local )                          ## local directory to store backup
+			## Move to the next argument
+			shift
+			## Define local_bkp_dir
+			local_bkp_dir="${1}"
+			;;
 		* )                                   ## unknow option
 			printf '%b\n' "${RED}Invalid option: ${1}${RESET}"
 			printf '%b\n' "---"