Add user management scripts for AlgoVPN (add and remove users)

add-user.sh

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+#!/bin/bash
+
+# run
+# chmod +x ./add-user.sh 
+# ./add-user.sh example
+
+# Checks if the username was passed as an argument
+if [ -z "$1" ]; then
+  echo "Usage: $0 <username>"
+  exit 1
+fi
+
+USERNAME=$1
+
+# Define the path to the configuration file
+CONFIG_FILE="./config.cfg"
+
+# Check if the configuration file exists
+if [ ! -f "$CONFIG_FILE" ]; then
+  echo "Configuration file not found: $CONFIG_FILE"
+  exit 1
+fi
+
+# Check if the user is already in the config.cfg file
+if grep -q "  - $USERNAME" "$CONFIG_FILE"; then
+  echo "User $USERNAME is already in the configuration file."
+else
+  echo "Adding user $USERNAME to the configuration file..."
+  # Add the user to the end of the user list
+  sed -i "/users:/a \  - $USERNAME" "$CONFIG_FILE"
+  ./algo update-users
+fi
+
+echo "User Added!"
+
+

remove-user.sh

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+#!/bin/bash
+
+# run
+# chmod +x ./remove-user.sh  
+# ./remove-user.sh example
+
+# Checks if the username was passed as an argument
+if [ -z "$1" ]; then
+  echo "Usage: $0 <username>"
+  exit 1
+fi
+
+USERNAME=$1
+
+# Define the path to the configuration file
+CONFIG_FILE="./config.cfg"
+
+# Check if the configuration file exists
+if [ ! -f "$CONFIG_FILE" ]; then
+  echo "Configuration file not found: $CONFIG_FILE"
+  exit 1
+fi
+
+# Check if the user is already in the config.cfg file
+if grep -q "  - $USERNAME" "$CONFIG_FILE"; then
+  echo "Removing user $USERNAME from the configuration file..."
+  # Remove the user from the user list
+  sed -i "/  - $USERNAME/d" "$CONFIG_FILE"
+  echo "User $USERNAME successfully removed."
+else
+  echo "User $USERNAME not found in the configuration file."
+  ./algo update-users
+fi
+
+echo "User Removed!"