{
  "case_id": "trainticket/service/21",
  "namespace": "train-ticket",
  "query": "Partial Service Unreachability.",
  "result": {
    "fault_taxonomy": "Service_Routing_Fault",
    "fault_object": "app/ts-basic-service",
    "root_cause": "service_dns_resolution_failure"
  },
  "milestones": [
    {
      "id": "M0",
      "role": "root_service_pod_health_symptom",
      "admissible_tool_uses": [
        {
          "tool_name": "GetResources",
          "arguments": {
            "namespace": "train-ticket",
            "resource_type": [
              "pods",
              "pod"
            ]
          },
          "evidence_patterns": []
        }
      ]
    },
    {
      "id": "M1",
      "role": "service_business_symptom_context",
      "admissible_tool_uses": [
        {
          "tool_name": "GetAlerts",
          "arguments": {},
          "evidence_patterns": []
        },
        {
          "tool_name": "CheckServiceConnectivity",
          "arguments": {
            "namespace": "train-ticket",
            "service_name": "ts-basic-service",
            "port": 15680
          },
          "evidence_patterns": []
        },
        {
          "tool_name": "GetResources",
          "arguments": {
            "namespace": "train-ticket",
            "resource_type": [
              "endpoints",
              "endpoint",
              "ep"
            ],
            "name": "ts-basic-service"
          },
          "evidence_patterns": []
        }
      ]
    },
    {
      "id": "M2",
      "role": "dns_failure_context",
      "admissible_tool_uses": [
        {
          "tool_name": "GetErrorLogs",
          "arguments": {
            "namespace": "train-ticket",
            "service_name": "ts-basic-service"
          },
          "evidence_patterns": []
        }
      ]
    },
    {
      "id": "M3",
      "role": "root_cause_mechanism",
      "admissible_tool_uses": [
        {
          "tool_name": "GetAppYAML",
          "arguments": {
            "app_name": "ts-basic-service"
          },
          "evidence_patterns": []
        }
      ]
    }
  ],
  "dependency_edges": [
    {
      "from": "M0",
      "to": "M2",
      "relation": "precedes"
    },
    {
      "from": "M1",
      "to": "M2",
      "relation": "precedes"
    },
    {
      "from": "M2",
      "to": "M3",
      "relation": "precedes"
    }
  ],
  "completion_formula": {
    "all": [
      "M0",
      "M1",
      "M2",
      "M3"
    ]
  }
}