480bd796f4
- env.properties: 添加LOG_HOME配置项 - start.sh: LOG_HOME从环境变量读取，提供默认值fallback 优势: - 日志路径集中配置，便于统一修改 - 不同环境可配置不同日志目录 - 启动脚本无需修改即可适应不同环境
102 lines
2.9 KiB
Bash
Executable File
102 lines
2.9 KiB
Bash
Executable File
#!/bin/bash
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# 服务启动脚本
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# 支持多租户模式：同一服务可部署多个实例（数据库连接不同）
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# 获取脚本所在目录
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SCRIPT_DIR=$(dirname "$(readlink -f "$0")")
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APP_HOME=$(dirname "$SCRIPT_DIR")
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# 加载函数：读取properties文件
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load_properties() {
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local file="$1"
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if [ -f "$file" ]; then
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while IFS='=' read -r key value; do
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[[ "$key" =~ ^#.*$ ]] && continue
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[[ -z "$key" ]] && continue
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key=$(echo "$key" | xargs)
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value=$(echo "$value" | xargs)
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# 跳过空值
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[[ -z "$value" ]] && continue
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export "$key=$value"
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done < "$file"
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fi
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}
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# 1. 加载统一环境配置
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load_properties "${APP_HOME}/conf/env.properties"
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# 2. 加载服务个性化配置（覆盖统一配置）
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load_properties "${APP_HOME}/conf/service.properties"
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# 3. 设置默认值
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APP_NAME=${APP_NAME:-"unknown"}
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# INSTANCE_NAME: 如果为空或为字面值${APP_NAME}，则使用APP_NAME
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if [[ -z "${INSTANCE_NAME}" ]] || [[ "${INSTANCE_NAME}" == '\${APP_NAME}' ]]; then
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INSTANCE_NAME=${APP_NAME}
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fi
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TENANT_ID=${TENANT_ID:-""}
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# 4. 主类（从service.properties读取，必须配置）
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MAIN_CLASS=${MAIN_CLASS:-""}
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if [ -z "$MAIN_CLASS" ]; then
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echo "Error: MAIN_CLASS not configured in service.properties"
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exit 1
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fi
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# 5. ClassPath（lib目录所有jar + conf目录）
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if [ ! -d "${APP_HOME}/lib" ]; then
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echo "Error: lib directory not found: ${APP_HOME}/lib"
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exit 1
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fi
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CLASSPATH="${APP_HOME}/lib/*:${APP_HOME}/conf"
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# 6. 日志目录（从env.properties读取，logback会自动添加APP_NAME子目录）
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LOG_HOME=${LOG_HOME:-"/datacfs/applogs"}
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# 7. PID文件路径（使用INSTANCE_NAME区分不同实例）
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PID_FILE="${APP_HOME}/${INSTANCE_NAME}.pid"
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# JVM参数（可通过环境变量覆盖）
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JAVA_OPTS="${JAVA_OPTS:--Xms256m -Xmx512m -XX:+UseG1GC -XX:MaxGCPauseMillis=200}"
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# 日志目录参数（其他日志配置在application.yml/logback-spring.xml中）
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LOG_OPTS="-Dlogging.file.path=${LOG_HOME}"
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# 多租户参数
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TENANT_OPTS=""
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if [ -n "${TENANT_ID}" ]; then
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TENANT_OPTS="-DTENANT_ID=${TENANT_ID}"
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fi
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# 检查是否已运行
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if [ -f "$PID_FILE" ]; then
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PID=$(cat $PID_FILE)
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if ps -p $PID > /dev/null 2>&1; then
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echo "${INSTANCE_NAME} is already running (PID: $PID)"
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exit 1
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fi
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fi
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# 创建日志目录
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mkdir -p ${LOG_HOME}
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# 启动服务
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echo "Starting ${INSTANCE_NAME}..."
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echo " APP_NAME: ${APP_NAME}"
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echo " INSTANCE_NAME: ${INSTANCE_NAME}"
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echo " APP_HOME: ${APP_HOME}"
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echo " MAIN_CLASS: ${MAIN_CLASS}"
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echo " CLASSPATH: ${CLASSPATH}"
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echo " LOG_HOME: ${LOG_HOME}"
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echo " JAVA_OPTS: ${JAVA_OPTS}"
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if [ -n "${TENANT_ID}" ]; then
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echo " TENANT_ID: ${TENANT_ID}"
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fi
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# 启动命令：java -cp lib/*:conf MainClass
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nohup java $JAVA_OPTS $LOG_OPTS $TENANT_OPTS -cp "$CLASSPATH" $MAIN_CLASS > /dev/null 2>&1 &
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# 保存PID
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echo $! > $PID_FILE
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echo "${INSTANCE_NAME} started (PID: $(cat $PID_FILE))"
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