285 lines
7.6 KiB
Bash
285 lines
7.6 KiB
Bash
#!/bin/bash
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# 多实例启动脚本
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# 使用方法: ./start-multi-instance.sh [start|stop|restart|status] [instance_name]
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# 实例名称: 9900, 9901, 9902, 9903, all
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# 配置变量
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JAR_NAME="ruoyi-admin.jar"
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JAVA_OPTS="-Xms8192m -Xmx8192m -XX:MetaspaceSize=512m -XX:MaxMetaspaceSize=1024m"
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JAVA_OPTS="$JAVA_OPTS -Dfile.encoding=UTF-8 -Duser.timezone=Asia/Shanghai"
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JAVA_OPTS="$JAVA_OPTS -XX:+UseG1GC -XX:MaxGCPauseMillis=200"
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JAVA_OPTS="$JAVA_OPTS -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=logs/"
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# 实例配置
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declare -A INSTANCES
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INSTANCES[9900]="prod-9900"
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INSTANCES[9901]="prod-9901"
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INSTANCES[9902]="prod-9902"
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INSTANCES[9903]="prod-9903"
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# 日志目录
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LOG_DIR="logs"
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mkdir -p $LOG_DIR
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# 颜色输出
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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NC='\033[0m' # No Color
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# 打印带颜色的消息
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print_message() {
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local color=$1
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local message=$2
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echo -e "${color}${message}${NC}"
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}
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# 检查JAR文件是否存在
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check_jar() {
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if [ ! -f "$JAR_NAME" ]; then
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print_message $RED "错误: $JAR_NAME 文件不存在！"
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print_message $YELLOW "请确保在正确的目录下运行此脚本，或先执行 mvn clean package -Pprod 编译项目"
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exit 1
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fi
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}
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# 启动单个实例
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start_instance() {
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local port=$1
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local profile=$2
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local pid_file="logs/ruoyi-admin-${port}.pid"
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local log_file="logs/ruoyi-admin-${port}.log"
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# 检查是否已经运行
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if [ -f "$pid_file" ]; then
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local pid=$(cat "$pid_file")
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if ps -p $pid > /dev/null 2>&1; then
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print_message $YELLOW "实例 $port 已经在运行中 (PID: $pid)"
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return
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else
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# PID文件存在但进程不存在，清理PID文件
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rm -f "$pid_file"
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fi
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fi
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print_message $GREEN "正在启动实例 $port (配置文件: $profile)..."
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# 启动应用
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nohup java $JAVA_OPTS \
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-Dspring.profiles.active=prod,$profile \
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-Dserver.port=$port \
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-jar $JAR_NAME \
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> "$log_file" 2>&1 &
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local new_pid=$!
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echo $new_pid > "$pid_file"
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# 等待启动
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sleep 3
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# 检查启动状态
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if ps -p $new_pid > /dev/null 2>&1; then
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print_message $GREEN "实例 $port 启动成功 (PID: $new_pid)"
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print_message $GREEN "访问地址: http://localhost:$port"
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print_message $GREEN "日志文件: $log_file"
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else
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print_message $RED "实例 $port 启动失败，请检查日志文件: $log_file"
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rm -f "$pid_file"
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fi
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}
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# 停止单个实例
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stop_instance() {
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local port=$1
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local pid_file="logs/ruoyi-admin-${port}.pid"
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if [ -f "$pid_file" ]; then
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local pid=$(cat "$pid_file")
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if ps -p $pid > /dev/null 2>&1; then
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print_message $YELLOW "正在停止实例 $port (PID: $pid)..."
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kill $pid
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# 等待进程结束
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local count=0
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while ps -p $pid > /dev/null 2>&1 && [ $count -lt 30 ]; do
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sleep 1
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count=$((count + 1))
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done
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# 强制杀死进程
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if ps -p $pid > /dev/null 2>&1; then
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print_message $YELLOW "强制停止实例 $port..."
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kill -9 $pid
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fi
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rm -f "$pid_file"
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print_message $GREEN "实例 $port 已停止"
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else
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print_message $YELLOW "实例 $port 未运行"
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rm -f "$pid_file"
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fi
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else
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print_message $YELLOW "实例 $port 未运行"
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fi
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}
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# 重启单个实例
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restart_instance() {
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local port=$1
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print_message $YELLOW "重启实例 $port..."
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stop_instance $port
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sleep 2
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start_instance $port ${INSTANCES[$port]}
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}
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# 查看实例状态
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status_instance() {
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local port=$1
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local pid_file="logs/ruoyi-admin-${port}.pid"
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if [ -f "$pid_file" ]; then
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local pid=$(cat "$pid_file")
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if ps -p $pid > /dev/null 2>&1; then
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local memory=$(ps -o rss= -p $pid | awk '{print $1/1024 " MB"}')
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local uptime=$(ps -o etime= -p $pid)
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print_message $GREEN "实例 $port: 运行中 (PID: $pid, 内存: $memory, 运行时间: $uptime)"
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else
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print_message $RED "实例 $port: 异常 (PID文件存在但进程不存在)"
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rm -f "$pid_file"
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fi
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else
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print_message $YELLOW "实例 $port: 未运行"
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fi
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}
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# 启动所有实例
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start_all() {
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print_message $GREEN "启动所有实例..."
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for port in "${!INSTANCES[@]}"; do
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start_instance $port ${INSTANCES[$port]}
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sleep 2
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done
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}
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# 停止所有实例
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stop_all() {
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print_message $YELLOW "停止所有实例..."
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for port in "${!INSTANCES[@]}"; do
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stop_instance $port
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done
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}
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# 重启所有实例
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restart_all() {
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print_message $YELLOW "重启所有实例..."
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stop_all
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sleep 3
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start_all
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}
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# 查看所有实例状态
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status_all() {
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print_message $GREEN "所有实例状态:"
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for port in "${!INSTANCES[@]}"; do
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status_instance $port
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done
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}
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# 显示帮助信息
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show_help() {
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echo "多实例启动脚本使用方法:"
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echo " $0 [命令] [实例名称]"
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echo ""
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echo "命令:"
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echo " start 启动实例"
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echo " stop 停止实例"
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echo " restart 重启实例"
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echo " status 查看实例状态"
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echo ""
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echo "实例名称:"
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echo " 9900 启动9900端口实例"
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echo " 9901 启动9901端口实例"
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echo " 9902 启动9902端口实例"
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echo " 9903 启动9903端口实例"
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echo " all 操作所有实例"
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echo ""
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echo "示例:"
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echo " $0 start 9900 # 启动9900端口实例"
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echo " $0 start all # 启动所有实例"
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echo " $0 stop 9900 # 停止9900端口实例"
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echo " $0 status all # 查看所有实例状态"
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echo " $0 restart all # 重启所有实例"
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}
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# 主函数
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main() {
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local action=$1
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local instance=$2
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# 检查参数
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if [ -z "$action" ]; then
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show_help
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exit 1
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fi
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# 检查JAR文件
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check_jar
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case $action in
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start)
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if [ "$instance" = "all" ]; then
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start_all
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elif [ -n "${INSTANCES[$instance]}" ]; then
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start_instance $instance ${INSTANCES[$instance]}
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else
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print_message $RED "无效的实例名称: $instance"
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show_help
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exit 1
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fi
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;;
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stop)
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if [ "$instance" = "all" ]; then
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stop_all
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elif [ -n "${INSTANCES[$instance]}" ]; then
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stop_instance $instance
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else
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print_message $RED "无效的实例名称: $instance"
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show_help
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exit 1
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fi
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;;
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restart)
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if [ "$instance" = "all" ]; then
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restart_all
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elif [ -n "${INSTANCES[$instance]}" ]; then
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restart_instance $instance
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else
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print_message $RED "无效的实例名称: $instance"
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show_help
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exit 1
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fi
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;;
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status)
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if [ "$instance" = "all" ]; then
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status_all
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elif [ -n "${INSTANCES[$instance]}" ]; then
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status_instance $instance
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else
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print_message $RED "无效的实例名称: $instance"
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show_help
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exit 1
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fi
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;;
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*)
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print_message $RED "无效的命令: $action"
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show_help
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exit 1
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;;
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esac
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}
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# 执行主函数
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main "$@"
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