update_nginx_ports.sh

gistfile1.txt

```
#!/bin/bash

# Configuration files
CONFIG_FILE1="/etc/nginx/ugreen_redirect.conf"
CONFIG_FILE2="/etc/nginx/ugreen_ssl_redirect.conf"

# Search and replace patterns for ugreen_redirect.conf
SEARCH_LISTEN1="listen 80;"
REPLACE_LISTEN1="listen 8081;"

SEARCH_LISTEN_IPV61="listen \[::\]:80;"
REPLACE_LISTEN_IPV61="listen \[::\]:8081;"

# Search and replace patterns for ugreen_ssl_redirect.conf
SEARCH_LISTEN2="listen 443 ssl;"
REPLACE_LISTEN2="listen 4433 ssl;"

SEARCH_LISTEN_IPV62="listen \[::\]:443 ssl;"
REPLACE_LISTEN_IPV62="listen \[::\]:4433 ssl;"

# Directory and command for restarting Docker Compose
DOCKER_COMPOSE_DIR="/infrastructure/HomeLab/traefik"
DOCKER_COMPOSE_CMD="sudo docker compose restart"

# Function to update listen directives
update_listen_directives() {
    local config_file=$1
    local search_listen=$2
    local replace_listen=$3
    local search_listen_ipv6=$4
    local replace_listen_ipv6=$5
    local changed=false

    if grep -q "$search_listen" "$config_file"; then
        echo "Updating IPv4 config in $config_file..."
        sed -i "s/$search_listen/$replace_listen/" "$config_file"
        changed=true
    fi

    if grep -q "$search_listen_ipv6" "$config_file"; then
        echo "Updating IPv6 config in $config_file..."
        sed -i "s/$search_listen_ipv6/$replace_listen_ipv6/" "$config_file"
        changed=true
    fi

    if [ "$changed" = true ]; then
        echo "Changes detected in $config_file."

        echo "Reloading nginx..."
        sudo systemctl reload nginx

        echo "Waiting for nginx to reload..."
        sleep 3

        echo "Restarting traefik..."
        (cd "$DOCKER_COMPOSE_DIR" && $DOCKER_COMPOSE_CMD)
    fi
}

# Initial update for both configuration files
update_listen_directives "$CONFIG_FILE1" "$SEARCH_LISTEN1" "$REPLACE_LISTEN1" "$SEARCH_LISTEN_IPV61" "$REPLACE_LISTEN_IPV61"
update_listen_directives "$CONFIG_FILE2" "$SEARCH_LISTEN2" "$REPLACE_LISTEN2" "$SEARCH_LISTEN_IPV62" "$REPLACE_LISTEN_IPV62"

# Monitor both configuration files for changes
while inotifywait -e close_write "$CONFIG_FILE1" "$CONFIG_FILE2"; do
    echo "Detected changes in configuration files, updating listen directives..."
    update_listen_directives "$CONFIG_FILE1" "$SEARCH_LISTEN1" "$REPLACE_LISTEN1" "$SEARCH_LISTEN_IPV61" "$REPLACE_LISTEN_IPV61"
    update_listen_directives "$CONFIG_FILE2" "$SEARCH_LISTEN2" "$REPLACE_LISTEN2" "$SEARCH_LISTEN_IPV62" "$REPLACE_LISTEN_IPV62"
done
```