{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://itworx.local/pulse/specs/alert-rule.schema.json",
  "title": "Pulse alert rule",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "schemaVersion",
    "id",
    "name",
    "enabled",
    "severity",
    "scope",
    "condition",
    "evaluationIntervalSeconds",
    "pendingSeconds",
    "resolveSeconds",
    "unknownBehavior",
    "message"
  ],
  "properties": {
    "schemaVersion": {
      "type": "integer",
      "minimum": 1
    },
    "id": {
      "type": "string",
      "format": "uuid"
    },
    "name": {
      "type": "string",
      "minLength": 1,
      "maxLength": 160
    },
    "enabled": {
      "type": "boolean"
    },
    "severity": {
      "type": "string",
      "enum": [
        "attention",
        "degraded",
        "critical"
      ]
    },
    "scope": {
      "type": "object",
      "maxProperties": 20
    },
    "condition": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "inputType",
        "operator"
      ],
      "properties": {
        "inputType": {
          "type": "string",
          "enum": [
            "metric",
            "entity-status",
            "event",
            "datasource-health"
          ]
        },
        "metric": {
          "type": "string",
          "maxLength": 160
        },
        "operator": {
          "type": "string",
          "enum": [
            ">",
            ">=",
            "<",
            "<=",
            "==",
            "!=",
            "matches",
            "absent"
          ]
        },
        "threshold": {
          "type": [
            "number",
            "string",
            "null"
          ]
        },
        "recoveryThreshold": {
          "type": [
            "number",
            "null"
          ]
        },
        "aggregation": {
          "type": "string",
          "maxLength": 40
        },
        "windowSeconds": {
          "type": "integer",
          "minimum": 1,
          "maximum": 2592000
        }
      }
    },
    "evaluationIntervalSeconds": {
      "type": "integer",
      "minimum": 5,
      "maximum": 3600
    },
    "pendingSeconds": {
      "type": "integer",
      "minimum": 0,
      "maximum": 2592000
    },
    "cooldownSeconds": {
      "type": "integer",
      "minimum": 0,
      "maximum": 2592000
    },
    "resolveSeconds": {
      "type": "integer",
      "minimum": 0,
      "maximum": 2592000
    },
    "unknownBehavior": {
      "type": "string",
      "enum": [
        "retain-firing-as-unknown",
        "become-unknown",
        "ignore-short-gap"
      ]
    },
    "groupBy": {
      "type": "array",
      "maxItems": 10,
      "items": {
        "type": "string",
        "maxLength": 80
      }
    },
    "suppressWhen": {
      "type": "array",
      "maxItems": 20,
      "items": {
        "type": "string",
        "maxLength": 160
      }
    },
    "message": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "titleKey",
        "bodyKey"
      ],
      "properties": {
        "titleKey": {
          "type": "string",
          "maxLength": 160
        },
        "bodyKey": {
          "type": "string",
          "maxLength": 160
        }
      }
    }
  }
}