Base setup

crawler/management/commands/run_crawler.py

@@ -0,0 +1,69 @@
+from django.core.management.base import BaseCommand
+from crawler.models import CrawlTask, Website
+from crawler.tasks import crawl_websites_task
+
+
+class Command(BaseCommand):
+    help = '运行爬虫任务'
+
+    def add_arguments(self, parser):
+        parser.add_argument(
+            '--keywords',
+            type=str,
+            required=True,
+            help='搜索关键字，多个关键字用逗号分隔'
+        )
+        parser.add_argument(
+            '--websites',
+            type=str,
+            help='网站ID列表，用逗号分隔。不指定则爬取所有网站'
+        )
+        parser.add_argument(
+            '--name',
+            type=str,
+            help='任务名称'
+        )
+
+    def handle(self, *args, **options):
+        keywords = options['keywords']
+        website_ids = options.get('websites')
+        task_name = options.get('name', f'关键字搜索: {keywords}')
+        
+        # 获取目标网站
+        if website_ids:
+            website_id_list = [int(id.strip()) for id in website_ids.split(',')]
+            websites = Website.objects.filter(id__in=website_id_list, is_active=True)
+        else:
+            websites = Website.objects.filter(is_active=True)
+        
+        if not websites.exists():
+            self.stdout.write(
+                self.style.ERROR('没有找到可用的网站')
+            )
+            return
+        
+        # 创建任务
+        task = CrawlTask.objects.create(
+            name=task_name,
+            keywords=keywords,
+            created_by='management_command'
+        )
+        task.websites.set(websites)
+        
+        self.stdout.write(f'创建任务: {task.name}')
+        self.stdout.write(f'目标网站: {websites.count()} 个')
+        self.stdout.write(f'搜索关键字: {keywords}')
+        
+        # 启动任务（同步模式，如果没有Redis则直接运行）
+        try:
+            crawl_websites_task.delay(task.id)
+            self.stdout.write('任务已提交到队列')
+        except Exception as e:
+            self.stdout.write(f'队列不可用，直接运行任务: {e}')
+            from crawler.crawler_engine import WebsiteCrawler
+            crawler = WebsiteCrawler(task.id)
+            crawler.run()
+        
+        self.stdout.write(
+            self.style.SUCCESS(f'任务已启动，任务ID: {task.id}')
+        )