docker-test/command/Start.php

<?php
namespace Proginn;

use Exception;
use Medoo\Medoo;
use Proginn\Config;
use Redis;

class Start
{
    const IP_LOCK_KEY = 'docker:ip:';
    /**
     * 数据库链接
     *
     * @var Medoo $connection
     *
     */
    protected static $connection;
    /**
     * 数据库链接
     *
     * @var Redis $redis
     *
     */
    protected static $redis;
    protected $startIP = 180936414; // 10.200.222.222
    protected $domainSuffix = '.test.proginn.com';
    protected $containersBasePath = '/workspace/containers/';

    public function __construct($argv)
    {
        // 防止git仓库有人改了文件权限，容器里面shell脚本无法执行
        system("sudo chmod +x " . ROOT_DIR . '/shell/*');
        $params = $this->parseArgs($argv);
        $action = $params['action'];
        $proginnBranch = $params['proginn-branch'] ?? 'master';
        $rooterBranch = $params['rooter-branch'] ?? 'master';
        $proginnFrontendBranch = $params['proginn-frontend-branch'] ?? 'master';
        $name = $params['name'];

        switch ($action) {
            case 'start':
                $this->start($name, $proginnBranch, $rooterBranch, $proginnFrontendBranch);
                break;
            case 'remove':
                $this->remove($name);
                break;
            default:
                echo "Usage: php index.php --action=start|remove --name=mydev --proginn-branch=dev --rooter-branch=dev --proginn-frontend-branch dev\n";
                break;
        }
    }
    public function start($name, $proginnBranch, $rooterBranch, $proginnFrontendBranch)
    {
        if (preg_match('/[^a-zA-Z0-9_]+/', $name)) {
            echo "创建失败，容器名：{$name}只能字母、数字及下划线组成。\n";
            return;
        }
        if (preg_match('/[^a-zA-Z0-9_]+/', $proginnBranch)) {
            echo "创建失败，proginn分支名：{$name}只能字母、数字及下划线组成。\n";
            return;
        }
        if (preg_match('/[^a-zA-Z0-9_]+/', $rooterBranch)) {
            echo "创建失败，rooter分支名：{$name}只能字母、数字及下划线组成。\n";
            return;
        }
        if (preg_match('/[^a-zA-Z0-9_]+/', $proginnFrontendBranch)) {
            echo "创建失败，proginn-frontend分支名：{$name}只能字母、数字及下划线组成。\n";
            return;
        }

        $db = $this->getConnection();
        $row = $db->get('sites', '*', [
            'name' => $name,
        ]);
        if (!empty($row)) {
            echo "创建失败，容器：{$name}已经存在，请确认。\n";
            return;
        }
        $ip = $this->getIp();
        $ipv4 = long2ip($ip);
        $domain = $name;
        $fullDomain = $name . $this->domainSuffix;
        $this->getConnection()->query('start transaction');
        try {
            $id = $this->getConnection()->insert('sites', [
                'proginn_branch' => $proginnBranch,
                'domain' => $domain,
                'ip' => $ip,
                'ipv4' => $ipv4,
                'created_at' => time(),
                'name' => $name,
                'rooter_branch' => $rooterBranch,
                'proginn_frontend_branch' => $proginnFrontendBranch,
                'full_domain' => $fullDomain,
            ]);
            if (!$id) {
                throw new Exception('创建数据库记录失败');
            }
            // 容器存储目录
            $directory = $this->containersBasePath . $name;
            // 创建容器存储目录
            mkdir($directory, 0777, true);
            // 拷贝项目
            system("cp -Rf /workspace/projects/proginn {$directory}");
            system("cp -Rf /workspace/projects/proginn-frontend {$directory}");
            system("cp -Rf /workspace/projects/boss {$directory}");
            system("cp -Rf /workspace/projects/festival {$directory}");
            // 创建日志相关目录
            mkdir($directory . '/log/pm2', 0777, true); //
            mkdir($directory . '/log/proginn_cache', 0777, true); //
            // 配置存放目录
            mkdir($directory . '/config', 0777, true); //
            // yml 文件
            $template = file_get_contents(ROOT_DIR . '/dockerfile/template.yml');
            $template = str_replace('<containerName>', $name, $template);
            $template = str_replace('<ip>', $ipv4, $template);
            $template = str_replace('<proginn-branch>', $proginnBranch, $template);
            $template = str_replace('<rooter-branch>', $rooterBranch, $template);
            $template = str_replace('<proginn-frontend-branch>', $proginnFrontendBranch, $template);
            $template = str_replace('<domain>', $fullDomain, $template);
            file_put_contents($directory . '/config/docker.yml', $template);
            // nginx 配置
            $proxy = file_get_contents(ROOT_DIR . '/config/nginx/template/proxy.nginx.conf');
            $proxy = str_replace('{{domain}}', $domain, $proxy);
            $proxy = str_replace('{{ip}}', $ipv4, $proxy);
            file_put_contents("/workspace/commonContainers/nginx/conf.d/{$name}.conf", $proxy);
            $proginn = file_get_contents(ROOT_DIR . '/config/nginx/template/proginn.nginx.conf');
            $proginn = str_replace('{{domain}}', $domain, $proginn);
            $proginn = str_replace('{{ip}}', $ipv4, $proginn);
            file_put_contents("{$directory}/config/nginx.conf", $proginn);

            $log = file_get_contents(ROOT_DIR . '/config/logrotate/log.conf');
            $log = str_replace('{{containerName}}', $name, $log);
            file_put_contents($directory . '/config/logrotate.conf', $log);
            system("sudo cp -f {$directory}/config/logrotate.conf /etc/logrotate.d/{$name}");

            // 启动容器
            system("docker-compose -f {$directory}/config/docker.yml up -d");
            // 重载Nginx
            system("docker exec nginx nginx -s reload");
            $this->getConnection()->query('commit');
        } catch (\Throwable $e) {
            echo "exception:" . $e->__toString() . "\n";
            $this->getConnection()->query('rollback');
            if (file_exists($directory . '/config/docker.yml')) {
                system("docker-compose -f {$directory}/config/docker.yml rm -s -f");
            }
            // 容器存储目录
            $directory = $this->containersBasePath . $name;
            system("sudo rm -rf {$directory}");
            system("rm -f /workspace/commonContainers/nginx/conf.d/{$name}.conf");
            system("docker exec nginx nginx -s reload");
            system("sudo rm -f /etc/logrotate.d/{$name}");
        }
    }
    protected function remove($name)
    {
        $db = $this->getConnection();
        $row = $db->get('sites', '*', [
            'name' => $name,
        ]);
        if (empty($row)) {
            echo "删除失败，容器：{$name}不存在，请确认。\n";
            return;
        }
        $this->getConnection()->query('start transaction');
        try {
            // 容器存储目录
            $directory = $this->containersBasePath . $name;
            $db->delete('sites', [
                'name' => $name,
            ]);
            if (file_exists($directory . '/config/docker.yml')) {
                system("docker-compose -f {$directory}/config/docker.yml rm -s -f");
            }
            // 容器存储目录
            $directory = $this->containersBasePath . $name;
            system("sudo rm -rf {$directory}");
            system("rm -f /workspace/commonContainers/nginx/conf.d/{$name}.conf");
            system("docker exec nginx nginx -s reload");

            $redis = $this->getRedis();
            $lockKey = static::IP_LOCK_KEY . $row['ip'];
            $redis->del($lockKey);

            $this->getConnection()->query('commit');
        } catch (\Throwable $e) {
            echo "exception:" . $e->__toString() . "\n";
            $this->getConnection()->query('rollback');
        }
    }
    protected function getIp()
    {
        $ip = $this->startIP;
        $redis = $this->getRedis();
        while (true) {
            $ip++;
            $lockKey = static::IP_LOCK_KEY . $ip;
            $lock = $redis->setnx($lockKey, $ip);
            if ($lock) {
                break;
            }
        }
        return $ip;
    }
    protected function parseArgs($argv)
    {
        unset($argv[0]);
        $params = [];
        foreach ($argv as $i => $arg) {
            $arg = explode('=', $arg);
            $key = trim($arg[0], "-");
            $val = $arg[1] ?? true;
            $params[$key] = $val;
        }
        return $params;
    }
    protected function getRedis()
    {
        if (static::$redis === null) {
            static::$redis = new Redis();
            static::$redis->connect(Config::REDIS_HOST, Config::REDIS_PORT, 3);
            static::$redis->auth(Config::REDIS_PASS);
        }
        return static::$redis;
    }
    /**
     * @return Medoo
     */
    protected function getConnection()
    {
        if (static::$connection === null) {
            static::$connection = new Medoo([
                'database_type' => 'mysql',
                'database_name' => Config::DB_NAME,
                'server' => Config::DB_HOST,
                'username' => Config::DB_USER,
                'password' => Config::DB_PASS,
                'charset' => Config::DB_CHAR,
                'port' => Config::DB_PORT,
                'prefix' => '',
                'logging' => true,
            ]);
        }
        return static::$connection;
    }
}