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my-mom-system/deploy/deploy-backend.sh

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#!/bin/bash
# =============================================================================
# 后端 API 服务部署脚本
# 用法:在项目根目录 mom-system-2026/ 下执行 bash deploy/deploy-backend.sh
# =============================================================================
set -e
# ── 配置 ─────────────────────────────────────────────────────────────────────
SERVER_USER="root"
SERVER_HOST="118.31.75.148"
SERVER_PORT=22
REMOTE_DIR="/www/wwwroot/javaapi"
JAR_NAME="ktg-admin.jar"
BACKUP_DIR="${REMOTE_DIR}/backup"
KEEP_BACKUPS=5
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_ROOT="$(cd "${SCRIPT_DIR}/.." && pwd)"
BACKEND_DIR="${PROJECT_ROOT}/mom-backend"
LOCAL_JAR="${BACKEND_DIR}/ktg-admin/target/${JAR_NAME}"
SSH="ssh -p ${SERVER_PORT} ${SERVER_USER}@${SERVER_HOST}"
SCP="scp -P ${SERVER_PORT}"
# ── 工具函数 ──────────────────────────────────────────────────────────────────
log() { echo "[$(date '+%Y-%m-%d %H:%M:%S')] $*"; }
info() { log "INFO $*"; }
ok() { log "OK $*"; }
err() { log "ERROR $*" >&2; exit 1; }
# ── 步骤 1本地 Maven 构建 ────────────────────────────────────────────────────
info "Step 1/5 — Maven build (skip tests)"
cd "${BACKEND_DIR}"
mvn clean package -DskipTests -q
[ -f "${LOCAL_JAR}" ] || err "构建产物不存在: ${LOCAL_JAR}"
ok "Build OK → ${LOCAL_JAR}"
# ── 步骤 2远程备份旧 jar ──────────────────────────────────────────────────────
info "Step 2/5 — Backup old jar on remote server"
TIMESTAMP=$(date '+%Y%m%d_%H%M%S')
$SSH bash -s << EOF
set -e
mkdir -p "${BACKUP_DIR}"
if [ -f "${REMOTE_DIR}/${JAR_NAME}" ]; then
cp "${REMOTE_DIR}/${JAR_NAME}" "${BACKUP_DIR}/${JAR_NAME%.jar}_${TIMESTAMP}.jar"
echo " Backed up → ${BACKUP_DIR}/${JAR_NAME%.jar}_${TIMESTAMP}.jar"
else
echo " No existing jar to backup (first deploy)"
fi
# 只保留最近 ${KEEP_BACKUPS} 个备份
cd "${BACKUP_DIR}"
ls -t | tail -n +$((${KEEP_BACKUPS} + 1)) | xargs -r rm -f
echo " Backup dir now contains: \$(ls | wc -l) file(s)"
EOF
ok "Backup OK"
# ── 步骤 3停止旧进程 ─────────────────────────────────────────────────────────
info "Step 3/5 — Stop running ${JAR_NAME} process"
$SSH bash -s << 'EOF'
PID=$(pgrep -f "ktg-admin.jar" || true)
if [ -n "$PID" ]; then
kill "$PID"
sleep 3
echo " Stopped PID $PID"
else
echo " No running process found (safe)"
fi
EOF
ok "Stop OK"
# ── 步骤 4上传新 jar ─────────────────────────────────────────────────────────
info "Step 4/5 — Upload new jar to remote"
$SCP "${LOCAL_JAR}" "${SERVER_USER}@${SERVER_HOST}:${REMOTE_DIR}/${JAR_NAME}"
ok "Upload OK"
# ── 步骤 5启动新进程 ─────────────────────────────────────────────────────────
info "Step 5/5 — Start new ${JAR_NAME}"
$SSH bash -s << EOF
set -e
cd "${REMOTE_DIR}"
nohup java -Xms128m -Xmx256m -jar ${JAR_NAME} > mes.log 2>&1 &
sleep 2
PID=\$(pgrep -f "${JAR_NAME}" || true)
if [ -n "\$PID" ]; then
echo " Started PID \$PID"
else
echo " WARNING: process may not have started, check mes.log"
fi
EOF
ok "Start OK"
info "============================================"
info "后端部署完成访问日志tail -f ${REMOTE_DIR}/mes.log"
info "============================================"