创建中心任务的管理系统

tasks/models.py

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+from django.db import models
+from django.utils import timezone
+
+# Status choices for tasks
+STATUS_CHOICES = [
+    ('pending', '待分配'),
+    ('assigned', '已分配'),
+    ('running', '执行中'),
+    ('success', '成功'),
+    ('failed', '失败'),
+    ('retrying', '重试中'),
+    ('timeout', '超时，关闭'),
+]
+
+class Client(models.Model):
+    name = models.CharField(max_length=100, unique=True, verbose_name='客户端标识')
+    token = models.CharField(max_length=128, verbose_name='API Token')
+    last_seen = models.DateTimeField(auto_now=True, verbose_name='最后活跃时间')
+    created_at = models.DateTimeField(auto_now_add=True, verbose_name='创建时间')
+
+    def __str__(self):
+        return self.name
+
+    class Meta:
+        verbose_name = '客户端'
+        verbose_name_plural = '客户端'
+
+class Task(models.Model):
+    name = models.CharField(max_length=200, verbose_name='任务名称')
+    client_name = models.CharField(max_length=100, null=True, blank=True, verbose_name='指定执行客户端')
+    script = models.TextField(null=True, blank=True, verbose_name='执行脚本')
+    status = models.CharField(max_length=20, choices=STATUS_CHOICES, default='pending', verbose_name='任务状态')
+    timeout_seconds = models.IntegerField(default=259200, verbose_name='超时时间（秒）')  # 默认3天
+    created_at = models.DateTimeField(auto_now_add=True, verbose_name='创建时间')
+    updated_at = models.DateTimeField(auto_now=True, verbose_name='更新时间')
+    assigned_to = models.CharField(max_length=100, null=True, blank=True, verbose_name='实际执行客户端')
+    started_at = models.DateTimeField(null=True, blank=True, verbose_name='开始执行时间')
+    completed_at = models.DateTimeField(null=True, blank=True, verbose_name='完成时间')
+
+    def __str__(self):
+        return self.name
+
+    class Meta:
+        verbose_name = '任务'
+        verbose_name_plural = '任务'
+
+class TaskResult(models.Model):
+    task = models.ForeignKey(Task, on_delete=models.CASCADE, related_name='results', verbose_name='关联任务')
+    client = models.ForeignKey(Client, on_delete=models.CASCADE, verbose_name='执行客户端')
+    result_file = models.FileField(upload_to='task_results/', null=True, blank=True, verbose_name='结果文件')
+    status = models.CharField(max_length=20, choices=STATUS_CHOICES, verbose_name='执行状态')
+    message = models.TextField(null=True, blank=True, verbose_name='执行消息')
+    created_at = models.DateTimeField(auto_now_add=True, verbose_name='创建时间')
+
+    def __str__(self):
+        return f"{self.task.name} - {self.client.name} - {self.status}"
+
+    class Meta:
+        verbose_name = '任务结果'
+        verbose_name_plural = '任务结果'