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xingrin/backend/apps/scan/models.py
2025-12-12 18:04:57 +08:00

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from django.db import models
from django.contrib.postgres.fields import ArrayField
from ..common.definitions import ScanStatus
class SoftDeleteManager(models.Manager):
"""软删除管理器:默认只返回未删除的记录"""
def get_queryset(self):
return super().get_queryset().filter(deleted_at__isnull=True)
class Scan(models.Model):
"""扫描任务模型"""
id = models.AutoField(primary_key=True)
target = models.ForeignKey('targets.Target', on_delete=models.CASCADE, related_name='scans', help_text='扫描目标')
engine = models.ForeignKey(
'engine.ScanEngine',
on_delete=models.CASCADE,
related_name='scans',
help_text='使用的扫描引擎'
)
created_at = models.DateTimeField(auto_now_add=True, help_text='任务创建时间')
stopped_at = models.DateTimeField(null=True, blank=True, help_text='扫描结束时间')
status = models.CharField(
max_length=20,
choices=ScanStatus.choices,
default=ScanStatus.INITIATED,
db_index=True,
help_text='任务状态'
)
results_dir = models.CharField(max_length=100, blank=True, default='', help_text='结果存储目录')
container_ids = ArrayField(
models.CharField(max_length=100),
blank=True,
default=list,
help_text='容器 ID 列表Docker Container ID'
)
worker = models.ForeignKey(
'engine.WorkerNode',
on_delete=models.SET_NULL,
related_name='scans',
null=True,
blank=True,
help_text='执行扫描的 Worker 节点'
)
error_message = models.CharField(max_length=2000, blank=True, default='', help_text='错误信息')
# ==================== 软删除字段 ====================
deleted_at = models.DateTimeField(null=True, blank=True, db_index=True, help_text='删除时间NULL表示未删除')
# ==================== 管理器 ====================
objects = SoftDeleteManager() # 默认管理器:只返回未删除的记录
all_objects = models.Manager() # 全量管理器:包括已删除的记录(用于硬删除)
# ==================== 进度跟踪字段 ====================
progress = models.IntegerField(default=0, help_text='扫描进度 0-100')
current_stage = models.CharField(max_length=50, blank=True, default='', help_text='当前扫描阶段')
stage_progress = models.JSONField(default=dict, help_text='各阶段进度详情')
# ==================== 缓存统计字段 ====================
cached_subdomains_count = models.IntegerField(default=0, help_text='缓存的子域名数量')
cached_websites_count = models.IntegerField(default=0, help_text='缓存的网站数量')
cached_endpoints_count = models.IntegerField(default=0, help_text='缓存的端点数量')
cached_ips_count = models.IntegerField(default=0, help_text='缓存的IP地址数量')
cached_directories_count = models.IntegerField(default=0, help_text='缓存的目录数量')
cached_vulns_total = models.IntegerField(default=0, help_text='缓存的漏洞总数')
cached_vulns_critical = models.IntegerField(default=0, help_text='缓存的严重漏洞数量')
cached_vulns_high = models.IntegerField(default=0, help_text='缓存的高危漏洞数量')
cached_vulns_medium = models.IntegerField(default=0, help_text='缓存的中危漏洞数量')
cached_vulns_low = models.IntegerField(default=0, help_text='缓存的低危漏洞数量')
stats_updated_at = models.DateTimeField(null=True, blank=True, help_text='统计数据最后更新时间')
class Meta:
db_table = 'scan'
verbose_name = '扫描任务'
verbose_name_plural = '扫描任务'
ordering = ['-created_at']
indexes = [
models.Index(fields=['-created_at']), # 优化按创建时间降序排序list 查询的默认排序)
models.Index(fields=['target']), # 优化按目标查询扫描任务
models.Index(fields=['deleted_at', '-created_at']), # 软删除 + 时间索引
]
def __str__(self):
return f"Scan #{self.id} - {self.target.name}"
class ScheduledScan(models.Model):
"""
定时扫描任务模型
调度机制:
- APScheduler 每分钟检查 next_run_time
- 到期任务通过 task_distributor 分发到 Worker 执行
- 支持 cron 表达式进行灵活调度
扫描模式(二选一):
- 组织扫描:设置 organization执行时动态获取组织下所有目标
- 目标扫描:设置 target扫描单个目标
- organization 优先级高于 target
"""
id = models.AutoField(primary_key=True)
# 基本信息
name = models.CharField(max_length=200, help_text='任务名称')
# 关联的扫描引擎
engine = models.ForeignKey(
'engine.ScanEngine',
on_delete=models.CASCADE,
related_name='scheduled_scans',
help_text='使用的扫描引擎'
)
# 关联的组织(组织扫描模式:执行时动态获取组织下所有目标)
organization = models.ForeignKey(
'targets.Organization',
on_delete=models.CASCADE,
related_name='scheduled_scans',
null=True,
blank=True,
help_text='扫描组织(设置后执行时动态获取组织下所有目标)'
)
# 关联的目标(目标扫描模式:扫描单个目标)
target = models.ForeignKey(
'targets.Target',
on_delete=models.CASCADE,
related_name='scheduled_scans',
null=True,
blank=True,
help_text='扫描单个目标(与 organization 二选一)'
)
# 调度配置 - 直接使用 Cron 表达式
cron_expression = models.CharField(
max_length=100,
default='0 2 * * *',
help_text='Cron 表达式,格式:分 时 日 月 周'
)
# 状态
is_enabled = models.BooleanField(default=True, db_index=True, help_text='是否启用')
# 执行统计
run_count = models.IntegerField(default=0, help_text='已执行次数')
last_run_time = models.DateTimeField(null=True, blank=True, help_text='上次执行时间')
next_run_time = models.DateTimeField(null=True, blank=True, help_text='下次执行时间')
# 时间戳
created_at = models.DateTimeField(auto_now_add=True, help_text='创建时间')
updated_at = models.DateTimeField(auto_now=True, help_text='更新时间')
class Meta:
db_table = 'scheduled_scan'
verbose_name = '定时扫描任务'
verbose_name_plural = '定时扫描任务'
ordering = ['-created_at']
indexes = [
models.Index(fields=['-created_at']),
models.Index(fields=['is_enabled', '-created_at']),
models.Index(fields=['name']), # 优化 name 搜索
]
def __str__(self):
return f"ScheduledScan #{self.id} - {self.name}"