djangohelper/threads.py

import os
import time
from loguru import logger
from PySide6.QtCore import QThread, Signal
import paramiko


class PasswordDialog:
    def __init__(self, parent=None):
        self.parent = parent
        self.password = None
        
    def get_password(self, prompt="请输入sudo密码:"):
        # 这里简化实现，实际应该使用QInputDialog
        if self.parent:
            from PySide6.QtWidgets import QInputDialog
            password, ok = QInputDialog.getText(self.parent, "sudo密码", prompt, 
                                               echo=QInputDialog.Password)
            if ok:
                self.password = password
                return password
        return None


class SSHConnectionThread(QThread):
    connection_status = Signal(bool, str)
    
    def __init__(self, host, username, password, port=22):
        super().__init__()
        self.host = host
        self.username = username
        self.password = password
        self.port = port
        
    def run(self):
        try:
            ssh = paramiko.SSHClient()
            ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
            ssh.connect(self.host, port=self.port, username=self.username, password=self.password, timeout=10)
            
            # 测试连接
            stdin, stdout, stderr = ssh.exec_command("echo 'Connection test'")
            output = stdout.read().decode().strip()
            
            if output == "Connection test":
                self.connection_status.emit(True, f"成功连接到 {self.host}")
                logger.info(f"SSH连接成功: {self.host}")
            else:
                self.connection_status.emit(False, "连接测试失败")
                logger.error("SSH连接测试失败")
                
            ssh.close()
            
        except Exception as e:
            error_msg = str(e)
            self.connection_status.emit(False, error_msg)
            logger.error(f"SSH连接失败: {error_msg}")


class GitInstallThread(QThread):
    result_ready = Signal(bool, str)
    
    def __init__(self, ssh_client):
        super().__init__()
        self.ssh_client = ssh_client
        
    def run(self):
        try:
            # 检查Git是否已安装
            stdin, stdout, stderr = self.ssh_client.exec_command("git --version")
            git_version = stdout.read().decode().strip()
            
            if git_version:
                self.result_ready.emit(True, f"Git已安装: {git_version}")
                logger.info(f"Git已安装: {git_version}")
                return
            
            # 安装Git
            stdin, stdout, stderr = self.ssh_client.exec_command("sudo apt update && sudo apt install -y git")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status == 0:
                stdin, stdout, stderr = self.ssh_client.exec_command("git --version")
                git_version = stdout.read().decode().strip()
                self.result_ready.emit(True, f"Git安装成功: {git_version}")
                logger.info(f"Git安装成功: {git_version}")
            else:
                error = stderr.read().decode()
                self.result_ready.emit(False, f"Git安装失败: {error}")
                logger.error(f"Git安装失败: {error}")
                
        except Exception as e:
            error_msg = str(e)
            self.result_ready.emit(False, error_msg)
            logger.error(f"Git安装异常: {error_msg}")


class GitCloneThread(QThread):
    result_ready = Signal(bool, str)
    
    def __init__(self, ssh_client, git_url, project_path):
        super().__init__()
        self.ssh_client = ssh_client
        self.git_url = git_url
        self.project_path = project_path
        
    def run(self):
        try:
            # 检查目录是否存在
            stdin, stdout, stderr = self.ssh_client.exec_command(f"ls -la {self.project_path}")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status == 0:
                self.result_ready.emit(False, f"目录 {self.project_path} 已存在")
                logger.warning(f"目录已存在: {self.project_path}")
                return
            
            # 创建父目录
            parent_dir = os.path.dirname(self.project_path)
            if parent_dir:
                stdin, stdout, stderr = self.ssh_client.exec_command(f"mkdir -p {parent_dir}")
                
            # 克隆仓库
            stdin, stdout, stderr = self.ssh_client.exec_command(f"cd {parent_dir} && git clone {self.git_url} {os.path.basename(self.project_path)}")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status == 0:
                self.result_ready.emit(True, f"Git克隆成功: {self.project_path}")
                logger.info(f"Git克隆成功: {self.project_path}")
            else:
                error = stderr.read().decode()
                self.result_ready.emit(False, f"Git克隆失败: {error}")
                logger.error(f"Git克隆失败: {error}")
                
        except Exception as e:
            error_msg = str(e)
            self.result_ready.emit(False, error_msg)
            logger.error(f"Git克隆异常: {error_msg}")


class ListDirectoryThread(QThread):
    result_ready = Signal(bool, str)
    
    def __init__(self, ssh_client, path):
        super().__init__()
        self.ssh_client = ssh_client
        self.path = path
        
    def run(self):
        try:
            stdin, stdout, stderr = self.ssh_client.exec_command(f"ls -la {self.path}")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status == 0:
                output = stdout.read().decode()
                self.result_ready.emit(True, output)
                logger.info(f"目录列表成功: {self.path}")
            else:
                error = stderr.read().decode()
                self.result_ready.emit(False, error)
                logger.error(f"目录列表失败: {error}")
                
        except Exception as e:
            error_msg = str(e)
            self.result_ready.emit(False, error_msg)
            logger.error(f"目录列表异常: {error_msg}")


class DeleteDirectoryThread(QThread):
    result_ready = Signal(bool, str)
    
    def __init__(self, ssh_client, path):
        super().__init__()
        self.ssh_client = ssh_client
        self.path = path
        
    def run(self):
        try:
            stdin, stdout, stderr = self.ssh_client.exec_command(f"rm -rf {self.path}")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status == 0:
                self.result_ready.emit(True, f"目录删除成功: {self.path}")
                logger.info(f"目录删除成功: {self.path}")
            else:
                error = stderr.read().decode()
                self.result_ready.emit(False, error)
                logger.error(f"目录删除失败: {error}")
                
        except Exception as e:
            error_msg = str(e)
            self.result_ready.emit(False, error_msg)
            logger.error(f"目录删除异常: {error_msg}")


class SetTimezoneAndRestartThread(QThread):
    result_ready = Signal(bool, str)
    
    def __init__(self, ssh_client, password):
        super().__init__()
        self.ssh_client = ssh_client
        self.password = password
        
    def run(self):
        try:
            # 设置时区，使用-S选项从标准输入读取密码
            stdin, stdout, stderr = self.ssh_client.exec_command(f"echo '{self.password}' | sudo -S timedatectl set-timezone Asia/Shanghai")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status != 0:
                error = stderr.read().decode()
                self.result_ready.emit(False, f"设置时区失败: {error}")
                logger.error(f"设置时区失败: {error}")
                return
            
            # 重启服务器，使用-S选项从标准输入读取密码
            stdin, stdout, stderr = self.ssh_client.exec_command(f"echo '{self.password}' | sudo -S reboot")
            
            self.result_ready.emit(True, "时区设置成功，服务器正在重启")
            logger.info("时区设置成功，服务器正在重启")
            
        except Exception as e:
            error_msg = str(e)
            self.result_ready.emit(False, error_msg)
            logger.error(f"时区设置异常: {error_msg}")


class CheckFirewallThread(QThread):
    result_ready = Signal(bool, str)
    
    def __init__(self, ssh_client, password):
        super().__init__()
        self.ssh_client = ssh_client
        self.password = password
        
    def run(self):
        try:
            # 检查UFW状态，使用-S选项从标准输入读取密码
            stdin, stdout, stderr = self.ssh_client.exec_command(f"echo '{self.password}' | sudo -S ufw status")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status == 0:
                output = stdout.read().decode()
                self.result_ready.emit(True, output)
                logger.info("防火墙状态检查成功")
            else:
                error = stderr.read().decode()
                self.result_ready.emit(False, error)
                logger.error(f"防火墙状态检查失败: {error}")
                
        except Exception as e:
            error_msg = str(e)
            self.result_ready.emit(False, error_msg)
            logger.error(f"防火墙状态检查异常: {error_msg}")


class OpenPortThread(QThread):
    result_ready = Signal(bool, str)
    
    def __init__(self, ssh_client, port, password):
        super().__init__()
        self.ssh_client = ssh_client
        self.port = port
        self.password = password
        
    def run(self):
        try:
            # 开放端口，使用-S选项从标准输入读取密码
            stdin, stdout, stderr = self.ssh_client.exec_command(f"echo '{self.password}' | sudo -S ufw allow {self.port}")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status == 0:
                # 重新加载防火墙，使用-S选项从标准输入读取密码
                stdin, stdout, stderr = self.ssh_client.exec_command(f"echo '{self.password}' | sudo -S ufw reload")
                
                self.result_ready.emit(True, f"端口 {self.port} 开放成功")
                logger.info(f"端口 {self.port} 开放成功")
            else:
                error = stderr.read().decode()
                self.result_ready.emit(False, error)
                logger.error(f"端口开放失败: {error}")
                
        except Exception as e:
            error_msg = str(e)
            self.result_ready.emit(False, error_msg)
            logger.error(f"端口开放异常: {error_msg}")


class DjangoInstallThread(QThread):
    result_ready = Signal(bool, str)
    progress_updated = Signal(int)
    
    def __init__(self, ssh_client, password):
        super().__init__()
        self.ssh_client = ssh_client
        self.password = password
        
    def run(self):
        try:
            self.progress_updated.emit(10)
            
            # 检查Django是否已安装
            stdin, stdout, stderr = self.ssh_client.exec_command("python3 -m django --version")
            django_version = stdout.read().decode().strip()
            
            if django_version:
                self.result_ready.emit(True, f"Django已安装: {django_version}")
                logger.info(f"Django已安装: {django_version}")
                return
            
            self.progress_updated.emit(30)
            
            # 尝试使用pip安装
            stdin, stdout, stderr = self.ssh_client.exec_command("pip3 install --break-system-packages django")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status == 0:
                self.progress_updated.emit(90)
                stdin, stdout, stderr = self.ssh_client.exec_command("python3 -m django --version")
                django_version = stdout.read().decode().strip()
                self.result_ready.emit(True, f"Django安装成功: {django_version}")
                logger.info(f"Django安装成功: {django_version}")
                return
            
            self.progress_updated.emit(50)
            
            # 如果pip安装失败，尝试使用apt安装，使用-S选项从标准输入读取密码
            stdin, stdout, stderr = self.ssh_client.exec_command(f"echo '{self.password}' | sudo -S apt update && echo '{self.password}' | sudo -S apt install -y python3-django")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status == 0:
                self.progress_updated.emit(90)
                stdin, stdout, stderr = self.ssh_client.exec_command("python3 -m django --version")
                django_version = stdout.read().decode().strip()
                self.result_ready.emit(True, f"Django安装成功: {django_version}")
                logger.info(f"Django安装成功: {django_version}")
            else:
                error = stderr.read().decode()
                self.result_ready.emit(False, f"Django安装失败: {error}")
                logger.error(f"Django安装失败: {error}")
                
        except Exception as e:
            error_msg = str(e)
            self.result_ready.emit(False, error_msg)
            logger.error(f"Django安装异常: {error_msg}")


class DjangoTestThread(QThread):
    result_ready = Signal(bool, str)
    progress_updated = Signal(int)
    
    def __init__(self, ssh_client, django_path):
        super().__init__()
        self.ssh_client = ssh_client
        self.django_path = django_path
        
    def run(self):
        try:
            self.progress_updated.emit(10)
            
            # 检查Django项目是否存在
            stdin, stdout, stderr = self.ssh_client.exec_command(f"ls -la {self.django_path}/manage.py")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status != 0:
                self.result_ready.emit(False, f"Django项目不存在: {self.django_path}")
                logger.error(f"Django项目不存在: {self.django_path}")
                return
            
            self.progress_updated.emit(30)
            
            # 检查requirements.txt
            stdin, stdout, stderr = self.ssh_client.exec_command(f"ls -la {self.django_path}/requirements.txt")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status == 0:
                self.progress_updated.emit(50)
                # 安装依赖
                stdin, stdout, stderr = self.ssh_client.exec_command(f"cd {self.django_path} && pip3 install --break-system-packages -r requirements.txt")
                exit_status = stdout.channel.recv_exit_status()
                
                if exit_status != 0:
                    error = stderr.read().decode()
                    self.result_ready.emit(False, f"依赖安装失败: {error}")
                    logger.error(f"依赖安装失败: {error}")
                    return
            
            self.progress_updated.emit(70)
            
            # 运行Django测试服务器
            stdin, stdout, stderr = self.ssh_client.exec_command(f"cd {self.django_path} && timeout 10 python3 manage.py runserver 0.0.0.0:8000 --noreload &")
            time.sleep(3)  # 等待服务器启动
            
            # 检查服务器是否运行
            stdin, stdout, stderr = self.ssh_client.exec_command("ps aux | grep 'manage.py runserver'")
            output = stdout.read().decode()
            
            if "manage.py runserver" in output:
                self.progress_updated.emit(80)
                logger.info("Django测试服务器启动成功，开始检查端口访问情况")
                
                # 检查8000端口是否真的在监听
                self.progress_updated.emit(85)
                stdin, stdout, stderr = self.ssh_client.exec_command("ss -tulnp | grep 8000")
                ss_output = stdout.read().decode()
                logger.info(f"ss命令检查端口8000结果: {ss_output}")
                
                # 如果ss命令没有结果，尝试使用netstat
                if not ss_output:
                    stdin, stdout, stderr = self.ssh_client.exec_command("netstat -tulnp | grep 8000")
                    netstat_output = stdout.read().decode()
                    logger.info(f"netstat命令检查端口8000结果: {netstat_output}")
                    port_check_output = netstat_output
                else:
                    port_check_output = ss_output
                
                # 检查端口是否在LISTEN状态
                if "LISTEN" in port_check_output and "8000" in port_check_output:
                    self.progress_updated.emit(90)
                    logger.info("端口8000处于LISTEN状态，开始本地请求测试")
                    
                    # 本地发起请求测试
                    stdin, stdout, stderr = self.ssh_client.exec_command("curl -s http://127.0.0.1:8000")
                    curl_output = stdout.read().decode()
                    curl_exit_status = stdout.channel.recv_exit_status()
                    
                    logger.info(f"curl本地请求测试退出状态: {curl_exit_status}")
                    logger.info(f"curl本地请求测试输出: {curl_output[:200]}..." if len(curl_output) > 200 else f"curl本地请求测试输出: {curl_output}")
                    
                    if curl_exit_status == 0:
                        self.progress_updated.emit(100)
                        self.result_ready.emit(True, "Django测试服务器启动成功，端口访问正常")
                        logger.info("Django测试服务器启动成功，端口访问正常")
                    else:
                        # 检查错误类型
                        if "Failed to connect" in curl_output:
                            error_msg = "Django测试服务器启动成功，但本地请求超时，Gunicorn进程可能未正常响应"
                        elif "Bad Request (400)" in curl_output:
                            error_msg = "Django测试服务器启动成功，但返回400错误，可能是ALLOWED_HOSTS配置问题"
                        elif "500" in curl_output:
                            error_msg = "Django测试服务器启动成功，但返回500错误，可能是应用内部错误"
                        else:
                            error_msg = f"Django测试服务器启动成功，但本地请求失败: {curl_output[:100]}"
                        
                        self.result_ready.emit(False, error_msg)
                        logger.error(error_msg)
                else:
                    self.progress_updated.emit(100)
                    self.result_ready.emit(False, "Django测试服务器启动成功，但端口8000未处于LISTEN状态")
                    logger.error("Django测试服务器启动成功，但端口8000未处于LISTEN状态")
            else:
                self.result_ready.emit(False, "Django测试服务器启动失败")
                logger.error("Django测试服务器启动失败")
                
        except Exception as e:
            error_msg = str(e)
            self.result_ready.emit(False, error_msg)
            logger.error(f"Django测试异常: {error_msg}")


class DownloadSettingsThread(QThread):
    result_ready = Signal(bool, str)
    
    def __init__(self, ssh_client, django_path):
        super().__init__()
        self.ssh_client = ssh_client
        self.django_path = django_path
        
    def run(self):
        try:
            # 查找settings.py文件
            stdin, stdout, stderr = self.ssh_client.exec_command(f"find {self.django_path} -name settings.py")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status != 0:
                self.result_ready.emit(False, "未找到settings.py文件")
                logger.error("未找到settings.py文件")
                return
            
            settings_path = stdout.read().decode().strip()
            
            # 下载settings.py内容
            stdin, stdout, stderr = self.ssh_client.exec_command(f"cat {settings_path}")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status == 0:
                settings_content = stdout.read().decode()
                self.result_ready.emit(True, settings_content)
                logger.info("settings.py下载成功")
            else:
                error = stderr.read().decode()
                self.result_ready.emit(False, error)
                logger.error(f"settings.py下载失败: {error}")
                
        except Exception as e:
            error_msg = str(e)
            self.result_ready.emit(False, error_msg)
            logger.error(f"settings.py下载异常: {error_msg}")


class UploadSettingsThread(QThread):
    result_ready = Signal(bool, str)
    
    def __init__(self, ssh_client, django_path, settings_content):
        super().__init__()
        self.ssh_client = ssh_client
        self.django_path = django_path
        self.settings_content = settings_content
        
    def run(self):
        try:
            # 查找settings.py文件
            stdin, stdout, stderr = self.ssh_client.exec_command(f"find {self.django_path} -name settings.py")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status != 0:
                self.result_ready.emit(False, "未找到settings.py文件")
                logger.error("未找到settings.py文件")
                return
            
            settings_path = stdout.read().decode().strip()
            
            # 创建临时文件
            temp_file = "/tmp/settings_upload.py"
            sftp = self.ssh_client.open_sftp()
            
            with sftp.file(temp_file, 'w') as f:
                f.write(self.settings_content)
            
            # 移动到目标位置
            stdin, stdout, stderr = self.ssh_client.exec_command(f"sudo mv {temp_file} {settings_path}")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status == 0:
                self.result_ready.emit(True, "settings.py上传成功")
                logger.info("settings.py上传成功")
            else:
                error = stderr.read().decode()
                self.result_ready.emit(False, error)
                logger.error(f"settings.py上传失败: {error}")
                
            sftp.close()
            
        except Exception as e:
            error_msg = str(e)
            self.result_ready.emit(False, error_msg)
            logger.error(f"settings.py上传异常: {error_msg}")


class CollectStaticThread(QThread):
    result_ready = Signal(bool, str)
    progress_updated = Signal(int)
    
    def __init__(self, ssh_client, django_path):
        super().__init__()
        self.ssh_client = ssh_client
        self.django_path = django_path
        
    def run(self):
        try:
            self.progress_updated.emit(10)
            
            # 检查Django项目是否存在
            stdin, stdout, stderr = self.ssh_client.exec_command(f"ls -la {self.django_path}/manage.py")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status != 0:
                self.result_ready.emit(False, f"Django项目不存在: {self.django_path}")
                logger.error(f"Django项目不存在: {self.django_path}")
                return
            
            self.progress_updated.emit(30)
            
            # 收集静态文件
            stdin, stdout, stderr = self.ssh_client.exec_command(f"cd {self.django_path} && python3 manage.py collectstatic --noinput")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status == 0:
                self.progress_updated.emit(100)
                output = stdout.read().decode()
                self.result_ready.emit(True, f"静态文件收集成功: {output}")
                logger.info("静态文件收集成功")
            else:
                error = stderr.read().decode()
                self.result_ready.emit(False, error)
                logger.error(f"静态文件收集失败: {error}")
                
        except Exception as e:
            error_msg = str(e)
            self.result_ready.emit(False, error_msg)
            logger.error(f"静态文件收集异常: {error_msg}")


class CheckDjangoStatusThread(QThread):
    result_ready = Signal(bool, str)
    
    def __init__(self, ssh_client, django_path):
        super().__init__()
        self.ssh_client = ssh_client
        self.django_path = django_path
        
    def run(self):
        try:
            status_info = []
            
            # 检查Django项目是否存在
            stdin, stdout, stderr = self.ssh_client.exec_command(f"ls -la {self.django_path}/manage.py")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status != 0:
                self.result_ready.emit(False, f"Django项目不存在: {self.django_path}")
                logger.error(f"Django项目不存在: {self.django_path}")
                return
            
            status_info.append("✓ Django项目存在")
            
            # 检查Django版本
            stdin, stdout, stderr = self.ssh_client.exec_command("python3 -m django --version")
            django_version = stdout.read().decode().strip()
            status_info.append(f"✓ Django版本: {django_version}")
            
            # 检查requirements.txt
            stdin, stdout, stderr = self.ssh_client.exec_command(f"ls -la {self.django_path}/requirements.txt")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status == 0:
                status_info.append("✓ requirements.txt存在")
            else:
                status_info.append("✗ requirements.txt不存在")
            
            # 检查settings.py
            stdin, stdout, stderr = self.ssh_client.exec_command(f"find {self.django_path} -name settings.py")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status == 0:
                status_info.append("✓ settings.py存在")
            else:
                status_info.append("✗ settings.py不存在")
            
            # 检查静态文件目录
            stdin, stdout, stderr = self.ssh_client.exec_command(f"ls -la {self.django_path}/static")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status == 0:
                status_info.append("✓ static目录存在")
            else:
                status_info.append("✗ static目录不存在")
            
            status_text = "\n".join(status_info)
            self.result_ready.emit(True, status_text)
            logger.info("Django状态检查完成")
            
        except Exception as e:
            error_msg = str(e)
            self.result_ready.emit(False, error_msg)
            logger.error(f"Django状态检查异常: {error_msg}")


class GunicornInstallThread(QThread):
    result_ready = Signal(bool, str)
    progress_updated = Signal(int)
    
    def __init__(self, ssh_client, password=None):
        super().__init__()
        self.ssh_client = ssh_client
        self.password = password
        
    def run(self):
        try:
            self.progress_updated.emit(10)
            
            # 检查Gunicorn是否已安装
            logger.info("检查Gunicorn是否已安装")
            stdin, stdout, stderr = self.ssh_client.exec_command("gunicorn --version")
            exit_status = stdout.channel.recv_exit_status()
            gunicorn_version = stdout.read().decode().strip()
            version_error = stderr.read().decode()
            
            logger.info(f"Gunicorn版本检查状态: {exit_status}")
            logger.info(f"Gunicorn版本信息: {gunicorn_version}")
            if version_error:
                logger.error(f"Gunicorn版本检查错误: {version_error}")
            
            if gunicorn_version:
                self.result_ready.emit(True, f"Gunicorn已安装: {gunicorn_version}")
                logger.info(f"Gunicorn已安装: {gunicorn_version}")
                return
            
            self.progress_updated.emit(30)
            
            # 尝试使用pip安装
            logger.info("开始使用pip安装Gunicorn")
            stdin, stdout, stderr = self.ssh_client.exec_command("pip3 install gunicorn")
            exit_status = stdout.channel.recv_exit_status()
            install_output = stdout.read().decode()
            install_error = stderr.read().decode()
            
            logger.info(f"Gunicorn pip安装命令执行状态: {exit_status}")
            logger.info(f"Gunicorn pip安装输出: {install_output}")
            if install_error:
                logger.error(f"Gunicorn pip安装错误: {install_error}")
            
            if exit_status == 0:
                self.progress_updated.emit(90)
                # 验证安装
                logger.info("验证Gunicorn安装")
                stdin, stdout, stderr = self.ssh_client.exec_command("gunicorn --version")
                version_exit_status = stdout.channel.recv_exit_status()
                gunicorn_version = stdout.read().decode().strip()
                version_error = stderr.read().decode()
                
                logger.info(f"Gunicorn版本检查状态: {version_exit_status}")
                logger.info(f"Gunicorn版本信息: {gunicorn_version}")
                if version_error:
                    logger.error(f"Gunicorn版本检查错误: {version_error}")
                
                if gunicorn_version:
                    self.result_ready.emit(True, f"Gunicorn安装成功: {gunicorn_version}")
                    logger.info(f"Gunicorn安装成功: {gunicorn_version}")
                else:
                    self.result_ready.emit(False, "Gunicorn安装后无法获取版本信息")
                    logger.error("Gunicorn安装后无法获取版本信息")
                return
            
            self.progress_updated.emit(50)
            
            # 如果pip安装失败，尝试使用apt安装
            logger.info("pip安装失败，尝试使用apt安装Gunicorn")
            if self.password:
                logger.info("使用密码进行sudo apt安装")
                stdin, stdout, stderr = self.ssh_client.exec_command("sudo -S apt update && sudo -S apt install -y gunicorn")
                stdin.write(f"{self.password}\n")
                stdin.flush()
            else:
                logger.info("无密码进行sudo apt安装")
                stdin, stdout, stderr = self.ssh_client.exec_command("sudo apt update && sudo apt install -y gunicorn")
            exit_status = stdout.channel.recv_exit_status()
            apt_output = stdout.read().decode()
            apt_error = stderr.read().decode()
            
            logger.info(f"Gunicorn apt安装命令执行状态: {exit_status}")
            logger.info(f"Gunicorn apt安装输出: {apt_output}")
            if apt_error:
                logger.error(f"Gunicorn apt安装错误: {apt_error}")
            
            if exit_status == 0:
                self.progress_updated.emit(90)
                # 验证安装
                logger.info("验证apt安装的Gunicorn")
                stdin, stdout, stderr = self.ssh_client.exec_command("gunicorn --version")
                version_exit_status = stdout.channel.recv_exit_status()
                gunicorn_version = stdout.read().decode().strip()
                version_error = stderr.read().decode()
                
                logger.info(f"Gunicorn版本检查状态: {version_exit_status}")
                logger.info(f"Gunicorn版本信息: {gunicorn_version}")
                if version_error:
                    logger.error(f"Gunicorn版本检查错误: {version_error}")
                
                if gunicorn_version:
                    self.result_ready.emit(True, f"Gunicorn安装成功: {gunicorn_version}")
                    logger.info(f"Gunicorn安装成功: {gunicorn_version}")
                else:
                    self.result_ready.emit(False, "Gunicorn安装后无法获取版本信息")
                    logger.error("Gunicorn安装后无法获取版本信息")
            else:
                error = stderr.read().decode()
                self.result_ready.emit(False, f"Gunicorn安装失败: {error}")
                logger.error(f"Gunicorn安装失败: {error}")
                
        except Exception as e:
            error_msg = str(e)
            self.result_ready.emit(False, error_msg)
            logger.error(f"Gunicorn安装异常: {error_msg}")


class GunicornTestThread(QThread):
    result_ready = Signal(bool, str)
    progress_updated = Signal(int)
    
    def __init__(self, ssh_client, django_path, port="8000", host="127.0.0.1"):
        super().__init__()
        self.ssh_client = ssh_client
        self.django_path = django_path
        self.port = port
        self.host = host
        logger.info(f"GunicornTestThread初始化 - Django路径: {django_path}, 端口: {port}, 主机: {host}")
        
    def run(self):
        try:
            self.progress_updated.emit(10)
            
            # 检查Django项目是否存在
            stdin, stdout, stderr = self.ssh_client.exec_command(f"ls -la {self.django_path}/manage.py")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status != 0:
                self.result_ready.emit(False, f"Django项目不存在: {self.django_path}")
                logger.error(f"Django项目不存在: {self.django_path}")
                return
            
            self.progress_updated.emit(30)
            
            # 检查wsgi.py文件 - 先尝试项目根目录
            stdin, stdout, stderr = self.ssh_client.exec_command(f"find {self.django_path} -name wsgi.py -type f")
            wsgi_files = stdout.read().decode().strip().split('\n')
            
            if not wsgi_files or wsgi_files == ['']:
                self.result_ready.emit(False, f"未找到wsgi.py文件")
                logger.error(f"未找到wsgi.py文件")
                return
            
            # 使用第一个找到的wsgi.py文件
            wsgi_file = wsgi_files[0].strip()
            logger.info(f"找到wsgi.py文件: {wsgi_file}")
            
            # 获取项目目录的相对路径
            project_dir = os.path.dirname(wsgi_file)
            project_name = os.path.basename(project_dir)
            
            # 如果wsgi.py在子目录中，调整项目名
            if project_dir != self.django_path.rstrip('/'):
                # wsgi.py在子目录中，使用子目录名作为项目名
                project_name = os.path.basename(project_dir)
            else:
                # wsgi.py在项目根目录中，使用manage.py所在目录名作为项目名
                project_name = os.path.basename(self.django_path.rstrip('/'))
            
            logger.info(f"使用项目名: {project_name}, 工作目录: {self.django_path}")
            
            self.progress_updated.emit(50)
            
            # 在启动Gunicorn前，先检查端口是否被占用
            logger.info(f"检查端口{self.port}是否被其他进程占用")
            stdin, stdout, stderr = self.ssh_client.exec_command(f"sudo lsof -i :{self.port}")
            lsof_output = stdout.read().decode()
            lsof_exit_status = stdout.channel.recv_exit_status()
            
            if lsof_exit_status == 0 and lsof_output:
                logger.warning(f"端口{self.port}已被其他进程占用: {lsof_output}")
                # 尝试杀死占用端口的进程
                stdin, stdout, stderr = self.ssh_client.exec_command(f"sudo lsof -t -i :{self.port} | xargs sudo kill -9")
                time.sleep(1)  # 等待进程被杀死
                logger.info(f"已尝试杀死占用端口{self.port}的进程")
            else:
                logger.info(f"端口{self.port}未被占用")
            
            # 测试Gunicorn启动，使用构造函数中传入的端口参数，指定4个worker
            test_command = f"cd {self.django_path} && gunicorn --workers 4 --bind 0.0.0.0:{self.port} {project_name}.wsgi:application --timeout 5 --log-level debug --access-logfile - --error-logfile -"
            logger.info(f"执行Gunicorn测试命令: {test_command}")
            stdin, stdout, stderr = self.ssh_client.exec_command(test_command)
            time.sleep(3)  # 等待Gunicorn启动
            
            # 捕获Gunicorn启动日志
            gunicorn_stdout = stdout.read().decode()
            gunicorn_stderr = stderr.read().decode()
            
            # 记录Gunicorn启动日志
            if gunicorn_stdout:
                logger.info(f"Gunicorn标准输出: {gunicorn_stdout[:500]}..." if len(gunicorn_stdout) > 500 else f"Gunicorn标准输出: {gunicorn_stdout}")
            if gunicorn_stderr:
                logger.error(f"Gunicorn错误输出: {gunicorn_stderr[:500]}..." if len(gunicorn_stderr) > 500 else f"Gunicorn错误输出: {gunicorn_stderr}")
                
            # 检查错误日志中的关键词
            error_keywords = ["ImportError", "ModuleNotFoundError", "DatabaseError", "ConnectionError", "OperationalError", "ProgrammingError", "Exception", "Error", "Failed"]
            found_errors = []
            
            for keyword in error_keywords:
                if keyword in gunicorn_stderr:
                    found_errors.append(keyword)
                    logger.error(f"在Gunicorn错误日志中发现关键词: {keyword}")
            
            if found_errors:
                error_msg = f"Gunicorn启动失败，发现错误关键词: {', '.join(found_errors)}"
                logger.error(error_msg)
                self.result_ready.emit(False, error_msg)
                return
            
            # 检查Gunicorn进程状态
            stdin, stdout, stderr = self.ssh_client.exec_command("ps aux | grep gunicorn")
            output = stdout.read().decode()
            logger.info(f"Gunicorn进程检查结果: {output}")
            
            # 检查Worker进程状态
            worker_count = output.count('gunicorn') - 1  # 减去grep进程本身
            logger.info(f"检测到Gunicorn Worker进程数量: {worker_count}")
            
            # 详细分析进程结构
            lines = output.strip().split('\n')
            master_process = None
            worker_processes = []
            
            for line in lines:
                if 'grep' not in line and 'gunicorn' in line:
                    parts = line.split()
                    if len(parts) >= 11:
                        pid = parts[1]
                        command = ' '.join(parts[10:])
                        if 'master' in command or 'gunicorn: master' in command:
                            master_process = (pid, command)
                        elif 'worker' in command:
                            worker_processes.append((pid, command))
            
            if master_process:
                logger.info(f"检测到Gunicorn主进程 - PID: {master_process[0]}, 命令: {master_process[1]}")
            else:
                logger.warning(f"未检测到Gunicorn主进程")
            
            if worker_processes:
                logger.info(f"检测到{len(worker_processes)}个Gunicorn Worker进程:")
                for pid, command in worker_processes:
                    logger.info(f"  - Worker PID: {pid}, 命令: {command}")
            else:
                logger.warning(f"未检测到Gunicorn Worker进程")
            
            # 检查进程数量是否符合预期（1个主进程+4个worker进程）
            if master_process and len(worker_processes) == 4:
                logger.info(f"Gunicorn进程结构正常: 1个主进程 + 4个worker进程")
            elif master_process and len(worker_processes) > 0:
                logger.warning(f"Gunicorn进程结构部分正常: 1个主进程 + {len(worker_processes)}个worker进程（预期4个）")
            else:
                logger.error(f"Gunicorn进程结构异常: 未检测到完整的进程结构")
            
            if worker_count < 1:
                logger.error(f"Gunicorn主进程存在但Worker进程未启动，可能是Django代码/配置错误")
                # 尝试手动启动Gunicorn并获取详细错误日志
                logger.info(f"尝试手动启动Gunicorn以获取详细错误日志")
                stdin, stdout, stderr = self.ssh_client.exec_command(f"cd {self.django_path} && gunicorn --workers 4 --bind 0.0.0.0:{self.port} {project_name}.wsgi:application --timeout 5 --log-level debug --access-logfile - --error-logfile -")
                time.sleep(2)
                error_output = stderr.read().decode()
                logger.error(f"手动启动Gunicorn错误日志: {error_output}")
                
                # 检查错误日志中的关键词
                error_keywords = ["ImportError", "ModuleNotFoundError", "DatabaseError", "ConnectionError", "OperationalError", "ProgrammingError", "Exception", "Error", "Failed"]
                found_errors = []
                
                for keyword in error_keywords:
                    if keyword in error_output:
                        found_errors.append(keyword)
                        logger.error(f"在手动启动Gunicorn错误日志中发现关键词: {keyword}")
                
                if found_errors:
                    error_msg = f"Gunicorn Worker进程未启动，发现错误关键词: {', '.join(found_errors)}"
                    logger.error(error_msg)
                    self.result_ready.emit(False, error_msg)
                    return
            
            # 清理测试进程
            stdin, stdout, stderr = self.ssh_client.exec_command(f"pkill -f 'gunicorn.*{self.port}'")
            
            if "gunicorn" in output and f":{self.port}" in output:
                self.progress_updated.emit(80)
                logger.info(f"Gunicorn进程运行正常，开始检查端口{self.port}访问情况")
                
                # 检查端口是否真的在监听
                self.progress_updated.emit(85)
                stdin, stdout, stderr = self.ssh_client.exec_command(f"ss -tulnp | grep {self.port}")
                ss_output = stdout.read().decode()
                logger.info(f"ss命令检查端口{self.port}结果: {ss_output}")
                
                # 如果ss命令没有结果，尝试使用netstat
                if not ss_output:
                    stdin, stdout, stderr = self.ssh_client.exec_command(f"netstat -tulnp | grep {self.port}")
                    netstat_output = stdout.read().decode()
                    logger.info(f"netstat命令检查端口{self.port}结果: {netstat_output}")
                    port_check_output = netstat_output
                else:
                    port_check_output = ss_output
                
                # 检查端口是否在LISTEN状态
                if "LISTEN" in port_check_output and f":{self.port}" in port_check_output:
                    self.progress_updated.emit(90)
                    logger.info(f"端口{self.port}处于LISTEN状态，开始本地请求测试")
                    
                    # 本地发起请求测试
                    stdin, stdout, stderr = self.ssh_client.exec_command(f"curl -s http://{self.host}:{self.port}")
                    curl_output = stdout.read().decode()
                    curl_exit_status = stdout.channel.recv_exit_status()
                    
                    logger.info(f"curl本地请求测试退出状态: {curl_exit_status}")
                    logger.info(f"curl本地请求测试输出: {curl_output[:200]}..." if len(curl_output) > 200 else f"curl本地请求测试输出: {curl_output}")
                    
                    if curl_exit_status == 0:
                        self.progress_updated.emit(100)
                        self.result_ready.emit(True, f"Gunicorn测试成功 - 项目: {project_name}, 端口: {self.port}, 访问正常")
                        logger.info(f"Gunicorn测试成功 - 项目: {project_name}, 端口: {self.port}, 访问正常")
                    else:
                        # 检查错误类型
                        if "Failed to connect" in curl_output:
                            error_msg = f"Gunicorn进程运行正常，但本地请求超时，端口{self.port}未响应"
                        elif "Bad Request (400)" in curl_output:
                            error_msg = f"Gunicorn进程运行正常，但返回400错误，可能是ALLOWED_HOSTS配置问题"
                        elif "500" in curl_output:
                            error_msg = f"Gunicorn进程运行正常，但返回500错误，可能是应用内部错误"
                        else:
                            error_msg = f"Gunicorn进程运行正常，但本地请求失败: {curl_output[:100]}"
                        
                        self.result_ready.emit(False, error_msg)
                        logger.error(error_msg)
                else:
                    self.progress_updated.emit(100)
                    self.result_ready.emit(False, f"Gunicorn进程运行正常，但端口{self.port}未处于LISTEN状态")
                    logger.error(f"Gunicorn进程运行正常，但端口{self.port}未处于LISTEN状态")
            else:
                # 尝试更简单的测试方式
                self.progress_updated.emit(80)
                test_command2 = f"cd {self.django_path} && python3 -c \"import {project_name}.wsgi; print('WSGI导入成功')\""
                logger.info(f"执行WSGI导入测试: {test_command2}")
                stdin, stdout, stderr = self.ssh_client.exec_command(test_command2)
                exit_status = stdout.channel.recv_exit_status()
                
                if exit_status == 0:
                    wsgi_output = stdout.read().decode()
                    logger.info(f"WSGI导入测试成功: {wsgi_output}")
                    self.result_ready.emit(True, f"WSGI配置验证成功 - 项目: {project_name}")
                    logger.info(f"WSGI配置验证成功 - 项目: {project_name}")
                else:
                    error_output = stderr.read().decode()
                    logger.error(f"Gunicorn测试失败: {error_output}")
                    self.result_ready.emit(False, f"Gunicorn测试失败: {error_output}")
                
        except Exception as e:
            error_msg = str(e)
            self.result_ready.emit(False, error_msg)
            logger.error(f"Gunicorn测试异常: {error_msg}")


class UploadGunicornServiceThread(QThread):
    result_ready = Signal(bool, str)
    
    def __init__(self, ssh_client, service_name, service_content, password=None):
        super().__init__()
        self.ssh_client = ssh_client
        self.service_name = service_name
        self.service_content = service_content
        self.password = password
        
    def run(self):
        try:
            # 创建服务文件
            service_file = f"/etc/systemd/system/{self.service_name}.service"
            temp_file = f"/tmp/{self.service_name}.service"
            
            logger.info(f"准备上传服务文件: {service_file}")
            
            sftp = self.ssh_client.open_sftp()
            
            with sftp.file(temp_file, 'w') as f:
                f.write(self.service_content)
            
            logger.info(f"临时服务文件创建成功: {temp_file}")
            
            # 移动到systemd目录
            if self.password:
                stdin, stdout, stderr = self.ssh_client.exec_command(f"sudo -S mv {temp_file} {service_file}")
                stdin.write(f"{self.password}\n")
                stdin.flush()
            else:
                stdin, stdout, stderr = self.ssh_client.exec_command(f"sudo mv {temp_file} {service_file}")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status != 0:
                error = stderr.read().decode()
                logger.error(f"服务文件移动失败: {error}")
                self.result_ready.emit(False, f"服务文件移动失败: {error}")
                sftp.close()
                return
            
            logger.info(f"服务文件移动成功: {service_file}")
            
            # 设置权限
            if self.password:
                stdin, stdout, stderr = self.ssh_client.exec_command(f"sudo -S chmod 644 {service_file}")
                stdin.write(f"{self.password}\n")
                stdin.flush()
            else:
                stdin, stdout, stderr = self.ssh_client.exec_command(f"sudo chmod 644 {service_file}")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status != 0:
                error = stderr.read().decode()
                logger.error(f"权限设置失败: {error}")
                self.result_ready.emit(False, f"权限设置失败: {error}")
                sftp.close()
                return
            
            logger.info(f"服务文件权限设置成功: {service_file}")
            
            # 验证服务文件是否存在
            stdin, stdout, stderr = self.ssh_client.exec_command(f"ls -la {service_file}")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status == 0:
                file_info = stdout.read().decode().strip()
                logger.info(f"服务文件验证成功: {file_info}")
            else:
                error = stderr.read().decode()
                logger.error(f"服务文件验证失败: {error}")
                self.result_ready.emit(False, f"服务文件验证失败: {error}")
                sftp.close()
                return
            
            # 重新加载systemd
            if self.password:
                stdin, stdout, stderr = self.ssh_client.exec_command("sudo -S systemctl daemon-reload")
                stdin.write(f"{self.password}\n")
                stdin.flush()
            else:
                stdin, stdout, stderr = self.ssh_client.exec_command("sudo systemctl daemon-reload")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status != 0:
                error = stderr.read().decode()
                logger.error(f"systemd重新加载失败: {error}")
                self.result_ready.emit(False, f"systemd重新加载失败: {error}")
                sftp.close()
                return
            
            logger.info(f"systemd重新加载成功")
            
            # 验证服务是否被systemd识别
            stdin, stdout, stderr = self.ssh_client.exec_command(f"systemctl list-unit-files | grep {self.service_name}")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status == 0:
                service_info = stdout.read().decode().strip()
                logger.info(f"服务被systemd识别: {service_info}")
            else:
                error = stderr.read().decode()
                logger.warning(f"服务未被systemd识别: {error}")
            
            sftp.close()
            
            self.result_ready.emit(True, f"服务文件上传成功: {service_file}")
            logger.info(f"服务文件上传成功: {service_file}")
            
        except Exception as e:
            error_msg = str(e)
            logger.error(f"服务文件上传异常: {error_msg}")
            self.result_ready.emit(False, error_msg)


class ManageGunicornServiceThread(QThread):
    result_ready = Signal(bool, str)
    
    def __init__(self, ssh_client, service_name, action, password=None, port="8000"):
        super().__init__()
        self.ssh_client = ssh_client
        self.service_name = service_name
        self.action = action
        self.password = password
        self.port = port
        logger.info(f"ManageGunicornServiceThread初始化 - 服务名: {service_name}, 操作: {action}, 端口: {port}")
        
    def run(self):
        try:
            # 构建systemd命令
            # 注意：systemd命令中不需要.service后缀
            service_name_for_systemd = self.service_name
            if service_name_for_systemd.endswith('.service'):
                service_name_for_systemd = service_name_for_systemd[:-8]  # 移除.service后缀
                
            cmd = f"systemctl {self.action} {service_name_for_systemd}"
            
            logger.info(f"执行服务管理命令: {cmd}")
            
            # 首先检查服务文件是否存在
            service_file = f"/etc/systemd/system/{self.service_name}.service"
            stdin, stdout, stderr = self.ssh_client.exec_command(f"ls -la {service_file}")
            exit_status = stdout.channel.recv_exit_status()
            
            if exit_status != 0:
                error = stderr.read().decode()
                logger.error(f"服务文件不存在: {service_file}, 错误: {error}")
                self.result_ready.emit(False, f"服务文件不存在: {self.service_name}.service")
                return
            
            file_info = stdout.read().decode().strip()
            logger.info(f"服务文件存在: {file_info}")
            
            if self.action == "status":
                # 状态命令需要特殊处理
                if self.password:
                    stdin, stdout, stderr = self.ssh_client.exec_command(f"sudo -S {cmd}")
                    # 立即写入密码并关闭stdin
                    stdin.write(f"{self.password}\n")
                    stdin.close()
                    # 等待命令执行完成
                    exit_status = stdout.channel.recv_exit_status()
                    logger.info(f"服务状态查询命令执行完成，退出状态: {exit_status}")
                    # 读取输出和错误
                    output = stdout.read().decode()
                    error = stderr.read().decode()
                    # 检查是否仍然提示输入密码
                    if "password for" in error.lower() and exit_status != 0:
                        logger.error(f"密码传递失败，仍然提示输入密码: {error}")
                        self.result_ready.emit(False, error)
                        return
                else:
                    stdin, stdout, stderr = self.ssh_client.exec_command(f"sudo {cmd}")
                    exit_status = stdout.channel.recv_exit_status()
                    # 读取输出和错误
                    output = stdout.read().decode()
                    error = stderr.read().decode()
                
                if exit_status == 0:
                    logger.info(f"服务状态查询成功: {service_name_for_systemd}")
                    self.result_ready.emit(True, output)
                else:
                    logger.error(f"服务状态查询失败: {error}")
                    self.result_ready.emit(False, error)
            else:
                # 其他操作（start, stop, restart, enable, disable）
                if self.password:
                    stdin, stdout, stderr = self.ssh_client.exec_command(f"sudo -S {cmd}")
                    # 立即写入密码并关闭stdin
                    stdin.write(f"{self.password}\n")
                    stdin.close()
                    # 等待命令执行完成
                    exit_status = stdout.channel.recv_exit_status()
                    logger.info(f"服务{self.action}命令执行完成，退出状态: {exit_status}")
                    # 读取错误输出
                    error = stderr.read().decode()
                    # 检查是否仍然提示输入密码
                    if "password for" in error.lower() and exit_status != 0:
                        logger.error(f"密码传递失败，仍然提示输入密码: {error}")
                        self.result_ready.emit(False, error)
                        return
                else:
                    stdin, stdout, stderr = self.ssh_client.exec_command(f"sudo {cmd}")
                    exit_status = stdout.channel.recv_exit_status()
                
                if exit_status == 0:
                    logger.info(f"服务{self.action}成功: {service_name_for_systemd}")
                    
                    # 如果是启动操作，额外检查服务状态
                    if self.action == "start":
                        time.sleep(2)  # 等待服务完全启动
                        stdin, stdout, stderr = self.ssh_client.exec_command(f"sudo systemctl status {service_name_for_systemd}")
                        status_exit_status = stdout.channel.recv_exit_status()
                        status_output = stdout.read().decode()
                        status_error = stderr.read().decode()
                        
                        if status_exit_status == 0:
                            logger.info(f"服务启动后状态检查成功: {status_output}")
                            # 检查端口是否被监听，从服务名称中提取端口
                            port = "8000"  # 默认端口
                            if hasattr(self, 'port') and self.port:
                                port = self.port
                            
                            # 在检查端口监听前，先检查端口占用情况
                            logger.info(f"检查端口{port}占用情况")
                            stdin, stdout, stderr = self.ssh_client.exec_command(f"sudo lsof -i :{port}")
                            lsof_output = stdout.read().decode()
                            lsof_exit_status = stdout.channel.recv_exit_status()
                            
                            if lsof_exit_status == 0 and lsof_output:
                                logger.warning(f"端口{port}被占用: {lsof_output}")
                            else:
                                logger.info(f"端口{port}未被占用")
                            
                            # 检查Gunicorn进程状态
                            stdin, stdout, stderr = self.ssh_client.exec_command("ps aux | grep gunicorn")
                            ps_output = stdout.read().decode()
                            logger.info(f"Gunicorn进程状态: {ps_output}")
                            
                            # 详细分析进程结构
                            lines = ps_output.strip().split('\n')
                            master_process = None
                            worker_processes = []
                            
                            for line in lines:
                                if 'grep' not in line and 'gunicorn' in line:
                                    parts = line.split()
                                    if len(parts) >= 11:
                                        pid = parts[1]
                                        command = ' '.join(parts[10:])
                                        if 'master' in command or 'gunicorn: master' in command:
                                            master_process = (pid, command)
                                        elif 'worker' in command:
                                            worker_processes.append((pid, command))
                            
                            if master_process:
                                logger.info(f"检测到Gunicorn主进程 - PID: {master_process[0]}, 命令: {master_process[1]}")
                            else:
                                logger.warning(f"未检测到Gunicorn主进程")
                            
                            if worker_processes:
                                logger.info(f"检测到{len(worker_processes)}个Gunicorn Worker进程:")
                                for pid, command in worker_processes:
                                    logger.info(f"  - Worker PID: {pid}, 命令: {command}")
                            else:
                                logger.warning(f"未检测到Gunicorn Worker进程")
                            
                            # 检查进程数量是否符合预期（1个主进程+4个worker进程）
                            if master_process and len(worker_processes) == 4:
                                logger.info(f"Gunicorn进程结构正常: 1个主进程 + 4个worker进程")
                            elif master_process and len(worker_processes) > 0:
                                logger.warning(f"Gunicorn进程结构部分正常: 1个主进程 + {len(worker_processes)}个worker进程（预期4个）")
                            else:
                                logger.error(f"Gunicorn进程结构异常: 未检测到完整的进程结构")
                            
                            # 检查Worker进程状态
                            worker_count = ps_output.count('gunicorn') - 1  # 减去grep进程本身
                            logger.info(f"检测到Gunicorn Worker进程数量: {worker_count}")
                            
                            if worker_count < 1:
                                logger.error(f"Gunicorn主进程存在但Worker进程未启动，可能是Django代码/配置错误")
                            
                            # 使用ss命令检查端口监听状态
                            stdin, stdout, stderr = self.ssh_client.exec_command(f"sudo ss -tulnp | grep :{port}")
                            ss_output = stdout.read().decode()
                            logger.info(f"ss命令检查端口{port}监听状态: {ss_output}")
                            
                            # 如果ss命令没有结果，尝试使用netstat
                            if not ss_output:
                                stdin, stdout, stderr = self.ssh_client.exec_command(f"sudo netstat -tlnp | grep :{port}")
                                netstat_output = stdout.read().decode()
                                logger.info(f"netstat命令检查端口{port}监听状态: {netstat_output}")
                                port_check_output = netstat_output
                            else:
                                port_check_output = ss_output
                            
                            # 检查端口是否在LISTEN状态
                            if "LISTEN" in port_check_output and f":{port}" in port_check_output:
                                logger.info(f"端口{port}处于LISTEN状态，开始本地请求测试")
                                
                                # 本地发起请求测试
                                stdin, stdout, stderr = self.ssh_client.exec_command(f"curl -s http://127.0.0.1:{port}")
                                curl_output = stdout.read().decode()
                                curl_exit_status = stdout.channel.recv_exit_status()
                                
                                logger.info(f"curl本地请求测试退出状态: {curl_exit_status}")
                                logger.info(f"curl本地请求测试输出: {curl_output[:200]}..." if len(curl_output) > 200 else f"curl本地请求测试输出: {curl_output}")
                                
                                if curl_exit_status == 0:
                                    logger.info(f"服务启动成功，端口{port}访问正常")
                                else:
                                    # 检查错误类型
                                    if "Failed to connect" in curl_output:
                                        logger.warning(f"服务启动成功，但本地请求超时，端口{port}未响应")
                                    elif "Bad Request (400)" in curl_output:
                                        logger.warning(f"服务启动成功，但返回400错误，可能是ALLOWED_HOSTS配置问题")
                                    elif "500" in curl_output:
                                        logger.warning(f"服务启动成功，但返回500错误，可能是应用内部错误")
                                    else:
                                        logger.warning(f"服务启动成功，但本地请求失败: {curl_output[:100]}")
                            else:
                                logger.warning(f"服务启动成功，但端口{port}未处于LISTEN状态")
                                
                                # 检查SELinux状态
                                logger.info(f"检查SELinux状态")
                                stdin, stdout, stderr = self.ssh_client.exec_command("getenforce")
                                selinux_output = stdout.read().decode().strip()
                                logger.info(f"SELinux状态: {selinux_output}")
                                
                                if selinux_output == "Enforcing":
                                    logger.warning(f"SELinux处于Enforcing状态，可能限制了端口绑定")
                                    
                                # 检查项目目录权限
                                logger.info(f"检查项目目录权限")
                                stdin, stdout, stderr = self.ssh_client.exec_command("ls -ld /home/xiaji/")
                                home_dir_output = stdout.read().decode().strip()
                                logger.info(f"/home/xiaji/目录权限: {home_dir_output}")
                                
                                # 尝试更换端口测试
                                logger.info(f"尝试更换端口测试")
                                test_port = "8001"
                                stdin, stdout, stderr = self.ssh_client.exec_command(f"sudo ss -tulnp | grep :{test_port}")
                                test_port_output = stdout.read().decode()
                                
                                if not test_port_output:
                                    logger.info(f"端口{test_port}未被占用，尝试用该端口启动Gunicorn")
                                    # 这里只是记录日志，不实际更换端口
                        else:
                            logger.warning(f"服务启动后状态检查失败: {status_error}")
                    
                    self.result_ready.emit(True, f"服务{self.action}成功: {service_name_for_systemd}")
                else:
                    error = stderr.read().decode()
                    logger.error(f"服务{self.action}失败: {error}")
                    self.result_ready.emit(False, error)
                
        except Exception as e:
            error_msg = str(e)
            logger.error(f"服务管理异常: {error_msg}")
            self.result_ready.emit(False, error_msg)