Add maintenance/optimize-server.sh
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maintenance/optimize-server.sh
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226
maintenance/optimize-server.sh
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#!/bin/bash
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#-----------------------------------#
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# VARIABLES #
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#-----------------------------------#
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this_script_url="https://git.hhf.technology/hhf/script-management-cloudpanel/raw/branch/main/maintenance/optimize-server.sh"
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this_script_name="Server Optimization Script"
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formatter_url="https://git.hhf.technology/hhf/TaskFormatter/raw/branch/main/bash_task_formatter/task_formatter.sh"
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scriptname=$0
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# Initialize success flag
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success=0
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# Paths
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NGINX_CONF="/etc/nginx/nginx.conf"
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MARIADB_CONF="/etc/mysql/mariadb.conf.d/100-cloudpanel.cnf"
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# System memory in GB
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TOTAL_MEM_GB=$(free -g | awk '/^Mem:/{print $2}')
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#-----------------------------------#
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# FORMATTER #
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#-----------------------------------#
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# Download and source the formatter with error handling
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download_formatter() {
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if [ ! -f "task_formatter.sh" ]; then
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if ! wget "$formatter_url" --no-check-certificate -O task_formatter.sh > /dev/null 2>&1; then
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echo "Error: Failed to download task_formatter.sh"
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exit 1
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fi
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fi
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chmod +x task_formatter.sh
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source ./task_formatter.sh || { echo "Error: Failed to source task_formatter.sh"; exit 1; }
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}
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download_formatter
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#-----------------------------------#
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# CHECK FUNCTIONS #
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#-----------------------------------#
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check_os_compatibility() {
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local os_version=$(lsb_release -rs)
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local os_name=$(lsb_release -is)
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local is_compatible=0
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if [ "$os_name" = "Ubuntu" ] && [ "$os_version" = "24.04" ]; then
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is_compatible=1
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elif [ "$os_name" = "Debian" ] && [ "$os_version" = "12" ]; then
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is_compatible=1
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fi
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if [ $is_compatible -eq 0 ]; then
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echo "Error: This script only supports Ubuntu 24.04 and Debian 12"
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return 1
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fi
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return 0
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}
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check_nginx_version() {
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if ! command -v nginx >/dev/null 2>&1; then
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echo "Error: Nginx is not installed"
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return 1
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fi
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local version=$(nginx -v 2>&1 | grep -oP 'nginx/\K[0-9]+\.[0-9]+\.[0-9]+')
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if [[ ! $version =~ ^1\.26\. ]]; then
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echo "Error: This script requires Nginx version 1.26.X"
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return 1
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fi
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return 0
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}
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check_mariadb() {
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if ! command -v mysql >/dev/null 2>&1; then
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echo "Error: MySQL/MariaDB is not installed"
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return 1
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fi
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if ! mysql --version | grep -q MariaDB; then
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echo "Error: This script only supports MariaDB"
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return 1
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fi
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return 0
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}
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#-----------------------------------#
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# OPTIMIZATION FUNCTIONS #
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#-----------------------------------#
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optimize_nginx() {
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# Backup original config
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cp "$NGINX_CONF" "${NGINX_CONF}.backup"
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# Calculate worker_processes based on CPU cores
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local cpu_cores=$(nproc)
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# Update nginx.conf
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sed -i "s/worker_processes.*/worker_processes $cpu_cores;/" "$NGINX_CONF"
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sed -i "s/worker_connections.*/worker_connections 65535;/" "$NGINX_CONF"
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# Update buffer sizes
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sed -i "s/client_body_buffer_size.*/client_body_buffer_size 16k;/" "$NGINX_CONF"
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sed -i "s/client_max_body_size.*/client_max_body_size 100M;/" "$NGINX_CONF"
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# Update timeouts
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sed -i "s/keepalive_timeout.*/keepalive_timeout 65;/" "$NGINX_CONF"
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sed -i "s/client_body_timeout.*/client_body_timeout 15;/" "$NGINX_CONF"
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# Enable GZIP and Brotli
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sed -i "s/gzip.*/gzip on;/" "$NGINX_CONF"
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sed -i "s/brotli.*/brotli on;/" "$NGINX_CONF"
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# Test configuration
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if ! nginx -t; then
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echo "Error: Invalid Nginx configuration"
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mv "${NGINX_CONF}.backup" "$NGINX_CONF"
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return 1
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fi
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return 0
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}
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optimize_mariadb() {
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# Backup original config
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cp "$MARIADB_CONF" "${MARIADB_CONF}.backup"
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# Calculate buffer pool size (70% of total memory)
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local innodb_buffer_pool_size=$((TOTAL_MEM_GB * 70 / 100))
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# Update MariaDB configuration
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cat > "$MARIADB_CONF" <<EOF
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[mysqld]
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# === Required Settings ===
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pid-file = /var/run/mysqld/mysqld.pid
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socket = /var/run/mysqld/mysqld.sock
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log-error = /var/log/mysql/error.log
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datadir = /home/mysql/
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character-set-server = utf8mb4
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collation-server = utf8mb4_general_ci
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init-connect = 'SET NAMES utf8mb4'
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# === InnoDB Settings ===
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innodb_file_per_table = 1
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innodb_buffer_pool_size = ${innodb_buffer_pool_size}G
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innodb_buffer_pool_instances = 8
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innodb_flush_log_at_trx_commit = 2
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innodb_log_file_size = 2G
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innodb_io_capacity = 3000
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innodb_io_capacity_max = 6000
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innodb_read_io_threads = 16
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innodb_write_io_threads = 16
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# === Connection Settings ===
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max_connections = 2000
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thread_cache_size = 200
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interactive_timeout = 300
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wait_timeout = 300
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# === Buffer Settings ===
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join_buffer_size = 8M
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read_buffer_size = 4M
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sort_buffer_size = 8M
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# === Query Cache Settings ===
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query_cache_size = 0
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query_cache_type = 0
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# === Logging Settings ===
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slow_query_log = 1
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slow_query_log_file = /var/lib/mysql/mysql_slow.log
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long_query_time = 2
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# === Binary Logging ===
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disable_log_bin
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EOF
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return 0
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}
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#-----------------------------------#
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# MAIN LOGIC #
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#-----------------------------------#
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main() {
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print_header "$this_script_name" "$this_script_url"
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# Check compatibility
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if ! format_output check_os_compatibility "Checking OS compatibility"; then
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return 1
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fi
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if ! format_output check_nginx_version "Checking Nginx version"; then
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return 1
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fi
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if ! format_output check_mariadb "Checking MariaDB installation"; then
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return 1
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fi
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# Perform optimizations
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if ! format_output optimize_nginx "Optimizing Nginx configuration"; then
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return 1
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fi
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if ! format_output optimize_mariadb "Optimizing MariaDB configuration"; then
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return 1
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fi
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# Restart services
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format_output "systemctl restart nginx" "Restarting Nginx"
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format_output "systemctl restart mariadb" "Restarting MariaDB"
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return 0
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}
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# Run main function
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main
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exit $?
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