Feat/banlist

[dexter21767-dev]

add an option to ban users according to a list of users.

TODO: set the location of BAN_LIST

[dexter21767-dev]

script for updating the current authorized-keys file

#!/bin/bash

# Path to the file
AUTH_KEYS_PATH="$HOME/.ssh/authorized_keys"

# Temporary file to store updated content
TEMP_FILE=$(mktemp)

# Read the file line by line
while IFS= read -r line; do
    if [[ "$line" =~ GITHUB_USER=\'([^\']+)\' ]]; then
        # Extract the current GITHUB_USER value using regex capture group
        current_value="${BASH_REMATCH[1]}"
        # Update the value using the function
        updated_value=$(echo "$current_value" | shasum -a 256 | cut -c1-12)

        # Replace the GITHUB_USER value in the line
        updated_line=$(echo "$line" | sed "s/GITHUB_USER='$current_value'/GITHUB_USER='$updated_value'/")
        echo "$updated_line"
    else
        # Write the line as is
        echo "$line"
    fi
done < "$AUTH_KEYS_PATH" > "$AUTH_KEYS_PATH.tmp"


# Replace the original file with the updated content
mv "$AUTH_KEYS_PATH.tmp" "$AUTH_KEYS_PATH"

echo "File updated successfully."