feat(agent-runtime): 接入多服务商安全配置

agent_runtime/models.py

@@ -18,6 +18,46 @@ class RunStatus(models.TextChoices):
     CANCELLED = "cancelled", "已取消"
 
 
+class ProviderConnectionStatus(models.TextChoices):
+    """模型服务商连接状态。"""
+
+    CONNECTED = "connected", "已连接"
+    FAILED = "failed", "需要重新验证"
+
+
+class ModelProviderConfig(UserOwnedModel):
+    """当前用户的模型服务商凭据与已验证模型快照。"""
+
+    provider_code = models.CharField("服务商编码", max_length=64)
+    encrypted_api_key = models.TextField("加密 API Key")
+    key_hint = models.CharField("密钥提示", max_length=12)
+    status = models.CharField(
+        "连接状态",
+        max_length=20,
+        choices=ProviderConnectionStatus,
+        default=ProviderConnectionStatus.CONNECTED,
+    )
+    enabled = models.BooleanField("已启用", default=True)
+    is_default = models.BooleanField("默认服务商", default=False)
+    default_model_id = models.CharField("默认模型", max_length=160, blank=True)
+    available_models = models.JSONField("可用模型快照", default=list)
+    last_verified_at = models.DateTimeField("最近验证时间", null=True, blank=True)
+    last_error_code = models.CharField("最近错误码", max_length=80, blank=True)
+
+    class Meta:
+        verbose_name = "模型服务商配置"
+        verbose_name_plural = "模型服务商配置"
+        ordering = ("provider_code",)
+        constraints = [
+            models.UniqueConstraint(
+                fields=("owner", "provider_code"), name="provider_owner_code_uniq"
+            )
+        ]
+
+    def __str__(self):
+        return f"{self.owner} / {self.provider_code}"
+
+
 class AgentRun(UserOwnedModel):
     """一次可审计的 Agent 运行；摘要字段不得保存敏感原文。"""
 
@@ -38,14 +78,18 @@ class AgentRun(UserOwnedModel):
     duration_ms = models.PositiveBigIntegerField("耗时毫秒", null=True, blank=True)
     input_tokens = models.PositiveBigIntegerField("输入 Token", null=True, blank=True)
     output_tokens = models.PositiveBigIntegerField("输出 Token", null=True, blank=True)
-    estimated_cost = models.DecimalField("估算费用", max_digits=12, decimal_places=6, null=True, blank=True)
+    estimated_cost = models.DecimalField(
+        "估算费用", max_digits=12, decimal_places=6, null=True, blank=True
+    )
     error_code = models.CharField("错误码", max_length=80, blank=True)
     error_summary = models.TextField("错误摘要", blank=True)
 
     class Meta:
         ordering = ("-created_at",)
         indexes = [models.Index(fields=("owner", "created_at"), name="run_owner_created_idx")]
-        constraints = [models.CheckConstraint(condition=Q(lock_version__gte=0), name="run_lock_nonnegative")]
+        constraints = [
+            models.CheckConstraint(condition=Q(lock_version__gte=0), name="run_lock_nonnegative")
+        ]
 
     def __str__(self):
         return self.title
@@ -64,7 +108,14 @@ class AgentRunEvent(models.Model):
 
     class Meta:
         ordering = ("sequence",)
-        constraints = [models.UniqueConstraint(fields=("run", "sequence"), name="event_run_sequence_uniq")]
+        constraints = [
+            models.UniqueConstraint(fields=("run", "sequence"), name="event_run_sequence_uniq")
+        ]
+
+    def __str__(self):
+        """使用运行标题和序号提供稳定、可读的管理端标识。"""
+
+        return f"{self.run} / 事件 {self.sequence}"
 
 
 class ToolCallStatus(models.TextChoices):
@@ -81,7 +132,9 @@ class ToolCall(TimeStampedModel):
     tool_name = models.CharField("工具名称", max_length=100)
     tool_version = models.CharField("工具版本", max_length=40, blank=True)
     idempotency_key = models.CharField("幂等键", max_length=128, blank=True)
-    status = models.CharField("状态", max_length=20, choices=ToolCallStatus, default=ToolCallStatus.STARTED)
+    status = models.CharField(
+        "状态", max_length=20, choices=ToolCallStatus, default=ToolCallStatus.STARTED
+    )
     arguments_summary = models.JSONField("参数摘要", default=dict)
     result_summary = models.JSONField("结果摘要", null=True, blank=True)
     error_code = models.CharField("错误码", max_length=80, blank=True)
@@ -117,7 +170,9 @@ class HumanApproval(TimeStampedModel):
     run = models.ForeignKey(AgentRun, on_delete=models.PROTECT, related_name="approvals")
     request_key = models.CharField("请求键", max_length=128)
     approval_type = models.CharField("确认类型", max_length=64)
-    status = models.CharField("状态", max_length=20, choices=ApprovalStatus, default=ApprovalStatus.PENDING)
+    status = models.CharField(
+        "状态", max_length=20, choices=ApprovalStatus, default=ApprovalStatus.PENDING
+    )
     request_summary = models.JSONField("请求摘要", default=dict)
     decision_summary = models.JSONField("处理摘要", null=True, blank=True)
     requested_at = models.DateTimeField("请求时间")
@@ -132,4 +187,6 @@ class HumanApproval(TimeStampedModel):
 
     class Meta:
         indexes = [models.Index(fields=("status", "requested_at"), name="approval_status_time_idx")]
-        constraints = [models.UniqueConstraint(fields=("run", "request_key"), name="approval_run_key_uniq")]
+        constraints = [
+            models.UniqueConstraint(fields=("run", "request_key"), name="approval_run_key_uniq")
+        ]