自动化部署脚本

1
#!/bin/bash
2

3
# 配置：部署参数（可按需修改）
4
APP_NAME="myapp"
5
REPO_URL="git@github.com:username/myapp.git"
6
DEPLOY_PATH="/var/www/$APP_NAME"
7
BACKUP_PATH="/var/backups/$APP_NAME"
8
SERVERS=("server1.example.com" "server2.example.com" "server3.example.com")
9
USER="deploy"
10

11
# 创建备份目录
12
mkdir -p "$BACKUP_PATH"
13

14
# 获取当前时间戳
15
TIMESTAMP=$(date +%Y%m%d_%H%M%S)
16

17
# 部署到每台服务器
18
for server in "${SERVERS[@]}"; do
19
    echo "开始部署到 $server..."
20

21
    # 创建当前版本备份
22
    ssh $USER@$server "if [ -d $DEPLOY_PATH ]; then cp -r $DEPLOY_PATH $BACKUP_PATH/${APP_NAME}_$TIMESTAMP; fi"
23

24
    # 拉取最新代码
25
    ssh $USER@$server "mkdir -p $DEPLOY_PATH && cd $DEPLOY_PATH && git clone $REPO_URL ."
26

27
    # 安装依赖（根据项目类型调整）
28
    ssh $USER@$server "cd $DEPLOY_PATH && npm install 2>/dev/null || echo 'npm install skipped'"
29
    ssh $USER@$server "cd $DEPLOY_PATH && pip install -r requirements.txt 2>/dev/null || echo 'pip install skipped'"
30

31
    # 构建项目（根据项目类型调整）
32
    ssh $USER@$server "cd $DEPLOY_PATH && npm run build 2>/dev/null || echo 'Build skipped'"
33

34
    # 重启服务
35
    ssh $USER@$server "sudo systemctl restart $APP_NAME.service"
36

37
    # 检查服务状态
38
    STATUS=$(ssh $USER@$server "sudo systemctl is-active $APP_NAME.service")
39
    if [ "$STATUS" == "active" ]; then
40
        echo "部署到 $server 成功！"
41
    else
42
        echo "部署到 $server 失败，请检查服务状态！"
43
    fi
44
done

1
#!/bin/bash
2

3
# 配置：回滚参数（可按需修改）
4
APP_NAME="myapp"
5
DEPLOY_PATH="/var/www/$APP_NAME"
6
BACKUP_PATH="/var/backups/$APP_NAME"
7
SERVERS=("server1.example.com" "server2.example.com" "server3.example.com")
8
USER="deploy"
9

10
# 检查备份目录是否存在
11
if [ ! -d "$BACKUP_PATH" ]; then
12
    echo "备份目录不存在：$BACKUP_PATH"
13
    exit 1
14
fi
15

16
# 获取最新的备份
17
LATEST_BACKUP=$(ls -t $BACKUP_PATH | head -n 1)
18
if [ -z "$LATEST_BACKUP" ]; then
19
    echo "未找到备份文件"
20
    exit 1
21
fi
22

23
echo "正在使用备份 $LATEST_BACKUP 进行回滚..."
24

25
# 回滚到每台服务器
26
for server in "${SERVERS[@]}"; do
27
    echo "开始回滚 $server..."
28

29
    # 停止服务
30
    ssh $USER@$server "sudo systemctl stop $APP_NAME.service"
31

32
    # 恢复备份
33
    ssh $USER@$server "rm -rf $DEPLOY_PATH && cp -r $BACKUP_PATH/$LATEST_BACKUP $DEPLOY_PATH"
34

35
    # 重启服务
36
    ssh $USER@$server "sudo systemctl restart $APP_NAME.service"
37

38
    # 检查服务状态
39
    STATUS=$(ssh $USER@$server "sudo systemctl is-active $APP_NAME.service")
40
    if [ "$STATUS" == "active" ]; then
41
        echo "回滚到 $server 成功！"
42
    else
43
        echo "回滚到 $server 失败，请检查服务状态！"
44
    fi
45
done