From d3619e0d7c6e5b1e1751c13590a24d52a2924ccc Mon Sep 17 00:00:00 2001
From: NewName <newemail@example.com>
Date: Sun, 18 Aug 2024 03:24:11 +0800
Subject: [PATCH] Create mariadb.sh

---
 web/mariadb.sh | 69 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100644 web/mariadb.sh

diff --git a/web/mariadb.sh b/web/mariadb.sh
new file mode 100644
index 0000000..3798187
--- /dev/null
+++ b/web/mariadb.sh
@@ -0,0 +1,69 @@
+#!/bin/bash
+
+# MariaDB安装脚本
+
+_info() {
+    echo "[$(date)] $1"
+}
+
+_error() {
+    echo "[$(date)] 错误: $1"
+    exit 1
+}
+
+_error_detect() {
+    if ! eval "$1"; then
+        _error "执行命令 ($1) 失败"
+    fi
+}
+
+install_mariadb() {
+    _info "开始安装MariaDB"
+    _error_detect "apt update"
+    _error_detect "apt install -yq mariadb-server"
+    _error_detect "systemctl start mariadb"
+    _error_detect "systemctl enable mariadb"
+    _info "MariaDB安装完成"
+}
+
+configure_database() {
+    read -r -p "请输入新数据库名称: " database_name
+    read -r -p "请输入新数据库用户密码: " mysql_password
+
+    cat >/tmp/.add_mysql.sql<<EOF
+CREATE USER '${database_name}'@'localhost' IDENTIFIED BY '${mysql_password}';
+CREATE USER '${database_name}'@'127.0.0.1' IDENTIFIED BY '${mysql_password}';
+GRANT USAGE ON *.* TO '${database_name}'@'localhost' IDENTIFIED BY '${mysql_password}';
+GRANT USAGE ON *.* TO '${database_name}'@'127.0.0.1' IDENTIFIED BY '${mysql_password}';
+CREATE DATABASE IF NOT EXISTS \`${database_name}\`;
+GRANT ALL PRIVILEGES ON \`${database_name}\`.* TO '${database_name}'@'localhost';
+GRANT ALL PRIVILEGES ON \`${database_name}\`.* TO '${database_name}'@'127.0.0.1';
+FLUSH PRIVILEGES;
+EOF
+
+    if mysql -uroot -p"${db_root_password}" < /tmp/.add_mysql.sql; then
+        _info "数据库 ${database_name} 创建成功"
+    else
+        _error "数据库 ${database_name} 创建失败"
+    fi
+
+    rm -f /tmp/.add_mysql.sql
+}
+
+print_db_info() {
+    _info "数据库信息："
+    _info "数据库名称：${database_name}"
+    _info "数据库用户：${database_name}"
+    _info "数据库密码：${mysql_password}"
+    _info "请妥善保管以上信息"
+}
+
+[ $EUID -ne 0 ] && _error "此脚本必须以root身份运行"
+
+_info "MariaDB 安装脚本开始执行"
+
+install_mariadb
+configure_database
+print_db_info
+
+_info "MariaDB安装、配置和数据库创建已完成"