Improve cli command

Author: joglomedia

bin/lemper-cli.sh

@@ -20,16 +20,57 @@
 set -e -o pipefail
 
 # Version control.
-PROG_NAME=$(basename "$0")
-PROG_VER="2.x.x"
+export PROG_NAME && PROG_NAME=$(basename "$0")
+export PROG_VERSION && PROG_VERSION="2.x.x"
 
 # Test mode.
 DRYRUN=false
 
+# Make sure only root can run this script.
+function requires_root() {
+    if [[ "$(id -u)" -ne 0 ]]; then
+        if ! hash sudo 2>/dev/null; then
+            echo "${PROG_NAME} command must be run as 'root' or with sudo."
+            exit 1
+        else
+            #echo "Switching to root user to run this script."
+            sudo -E "$0" "$@"
+            exit 0
+        fi
+    fi
+}
+
+requires_root "$@"
+
+# Export LEMPer Stack configuration.
+if [[ -f "/etc/lemper/lemper.conf" ]]; then
+    # Clean environemnt first.
+    # shellcheck source=/etc/lemper/lemper.conf
+    # shellcheck disable=SC2046
+    unset $(grep -v '^#' /etc/lemper/lemper.conf | grep -v '^\[' | sed -E 's/(.*)=.*/\1/' | xargs)
+
+    # shellcheck source=/etc/lemper/lemper.conf
+    # shellcheck disable=SC1094
+    # shellcheck disable=SC1091
+    source <(grep -v '^#' /etc/lemper/lemper.conf | grep -v '^\[' | sed -E 's|^(.+)=(.*)$|: ${\1=\2}; export \1|g')
+else
+    echo "LEMPer Stack configuration required, but the file doesn't exist."
+    echo "It should be created during installation process and placed under '/etc/lemper/lemper.conf'."
+    exit 1
+fi
+
+# Set default variables.
+LEMPER_USERNAME=${LEMPER_USERNAME:-"lemper"}
+LEMPER_PASSWORD=${LEMPER_PASSWORD:-""}
+MYSQL_ROOT_PASSWORD=${MYSQL_ROOT_PASSWORD:-""}
+
+# Set CLI plugins directory.
+CLI_PLUGINS_DIR="/etc/lemper/cli-plugins"
+
 # Color decorator.
-RED=91
-GREEN=92
-YELLOW=93
+RED=31
+GREEN=32
+YELLOW=33
 
 ##
 # Helper Functions.
@@ -108,54 +149,13 @@ function run() {
     fi
 }
 
-# Make sure only root can run this script.
-function requires_root() {
-    if [[ "$(id -u)" -ne 0 ]]; then
-        if ! hash sudo 2>/dev/null; then
-            echo "${PROG_NAME} command must be run as 'root' or with sudo."
-            exit 1
-        else
-            #echo "Switching to root user to run this script."
-            sudo -E "$0" "$@"
-            exit 0
-        fi
-    fi
-}
-
-requires_root "$@"
-
-# Export LEMPer Stack configuration.
-if [[ -f "/etc/lemper/lemper.conf" ]]; then
-    # Clean environemnt first.
-    # shellcheck source=/etc/lemper/lemper.conf
-    # shellcheck disable=SC2046
-    unset $(grep -v '^#' /etc/lemper/lemper.conf | grep -v '^\[' | sed -E 's/(.*)=.*/\1/' | xargs)
-
-    # shellcheck source=/etc/lemper/lemper.conf
-    # shellcheck disable=SC1094
-    # shellcheck disable=SC1091
-    source <(grep -v '^#' /etc/lemper/lemper.conf | grep -v '^\[' | sed -E 's|^(.+)=(.*)$|: ${\1=\2}; export \1|g')
-else
-    echo "LEMPer Stack configuration required, but the file doesn't exist."
-    echo "It should be created during installation process and placed under '/etc/lemper/lemper.conf'."
-    exit 1
-fi
-
-# Set default variables.
-LEMPER_USERNAME=${LEMPER_USERNAME:-"lemper"}
-LEMPER_PASSWORD=${LEMPER_PASSWORD:-""}
-MYSQL_ROOT_PASSWORD=${MYSQL_ROOT_PASSWORD:-""}
-
-# Set CLI plugins directory.
-CLI_PLUGINS_DIR="/etc/lemper/cli-plugins"
-
 ## 
 # Show usage
 # output to STDERR.
 ##
 function cmd_help() {
     cat <<- EOL
-${PROG_NAME} ${PROG_VER}
+${PROG_NAME} ${PROG_VERSION}
 Command line management tool for LEMPer Stack.
 
 Usage: ${PROG_NAME} [--version] [--help]
@@ -178,7 +178,7 @@ EOL
 # Show version.
 ##
 function cmd_version() {
-    echo "${PROG_NAME} version ${PROG_VER}"
+    echo "${PROG_NAME} version ${PROG_VERSION}"
 }
 
 ##
@@ -204,10 +204,9 @@ function init_lemper_cli() {
                     # Source the plugin executable file.
                     # shellcheck disable=SC1090
                     . "${CLI_PLUGINS_DIR}/lemper-${CMD}" "$@"
-                    exit 0
                 else
-                    echo "${PROG_NAME}: '${CMD}' is not ${PROG_NAME} command"
-                    echo "See '${PROG_NAME} --help' for more information"
+                    echo "${PROG_NAME}: '${CMD}' is not valid command."
+                    echo "See '${PROG_NAME} --help' for more information."
                     exit 1
                 fi
             ;;

lib/lemper-account.sh

@@ -15,6 +15,16 @@
 # | Authors: Edi Septriyanto <[email protected]>                                |
 # +-------------------------------------------------------------------------+
 
+# Version control.
+#CMD_PARENT="${PROG_NAME}"
+#CMD_NAME="account"
+
+# Make sure only root can access and not direct access.
+if [[ "$(type -t requires_root)" != "function" ]]; then
+    echo "Direct access to this script is not permitted."
+    exit 1
+fi
+
 # Create default system account.
 function create_account() {
     export USERNAME=${1:-"lemper"}

lib/lemper-adduser.sh

@@ -16,9 +16,7 @@
 # +-------------------------------------------------------------------------+
 
 # Version control.
-#PROG_NAME=$(basename "$0")
-#PROG_VER="2.x.x"
-#CMD_PARENT="lemper-cli"
+#CMD_PARENT="${PROG_NAME}"
 #CMD_NAME="adduser"
 
 # Make sure only root can access and not direct access.