{
  "envVarValue": {
    "type": ["string", "number", "boolean", "null"]
  },

  "envVarListItem": {
    "type": "object",
    "additionalProperties": false,
    "properties": {
      "name": {"type": "string"},
      "value": {"$ref": "#/envVarValue"}
    },
    "required": ["name", "value"]
  },

  "envVarItem": {
    "type": "object",
    "additionalProperties": false,
    "properties": {
      "value": {"$ref": "#/envVarValue"},
      "dependsOn": {"$ref": "#/envVarDependsOn"}
    },
    "required": ["value"]
  },

  "valueFromListItem": {
    "oneOf": [
      {"$ref": "#/valueFromListItemExplicit"},
      {"$ref": "#/valueFromListItemImplicit"}
    ]
  },

  "valueFromListItemExplicit": {
    "type": "object",
    "additionalProperties": false,
    "properties": {
      "name": {"type": "string"},
      "valueFrom": {"$ref": "#/valueFromOptions"}
    },
    "required": ["name", "valueFrom"]
  },

  "valueFromListItemImplicit": {
    "type": "object",
    "additionalProperties": false,
    "properties": {
      "name": {"type": "string"},
      "fieldRef": {"$ref": "#/fieldRefSelector"},
      "resourceFieldRef": {"$ref": "#/resourceFieldRefSelector"},
      "secretKeyRef": {"$ref": "#/objectKeySelector"},
      "configMapKeyRef": {"$ref": "#/objectKeySelector"}
    },
    "required": ["name"],
    "dependencies": {
      "fieldRef": {
        "allOf": [
          {"not": {"required": ["resourceFieldRef"]}},
          {"not": {"required": ["secretKeyRef"]}},
          {"not": {"required": ["configMapKeyRef"]}}
        ]
      },
      "resourceFieldRef": {
        "allOf": [
          {"not": {"required": ["fieldRef"]}},
          {"not": {"required": ["secretKeyRef"]}},
          {"not": {"required": ["configMapKeyRef"]}}
        ]
      },
      "secretKeyRef": {
        "allOf": [
          {"not": {"required": ["fieldRef"]}},
          {"not": {"required": ["resourceFieldRef"]}},
          {"not": {"required": ["configMapKeyRef"]}}
        ]
      },
      "configMapKeyRef": {
        "allOf": [
          {"not": {"required": ["fieldRef"]}},
          {"not": {"required": ["resourceFieldRef"]}},
          {"not": {"required": ["secretKeyRef"]}}
        ]
      }
    }
  },

  "valueFromItem": {
    "oneOf": [
      {"$ref": "#/valueFromItemExplicit"},
      {"$ref": "#/valueFromItemImplicit"}
    ]
  },

  "valueFromItemExplicit": {
    "type": "object",
    "additionalProperties": false,
    "properties": {
      "valueFrom": {"$ref": "#/valueFromOptions"},
      "dependsOn": {"$ref": "#/envVarDependsOn"}
    },
    "required": ["valueFrom"]
  },

  "valueFromItemImplicit": {
    "type": "object",
    "additionalProperties": false,
    "properties": {
      "fieldRef": {"$ref": "#/fieldRefSelector"},
      "resourceFieldRef": {"$ref": "#/resourceFieldRefSelector"},
      "secretKeyRef": {"$ref": "#/objectKeySelector"},
      "configMapKeyRef": {"$ref": "#/objectKeySelector"},
      "dependsOn": {"$ref": "#/envVarDependsOn"}
    },
    "dependencies": {
      "fieldRef": {
        "allOf": [
          {"not": {"required": ["resourceFieldRef"]}},
          {"not": {"required": ["secretKeyRef"]}},
          {"not": {"required": ["configMapKeyRef"]}}
        ]
      },
      "resourceFieldRef": {
        "allOf": [
          {"not": {"required": ["fieldRef"]}},
          {"not": {"required": ["secretKeyRef"]}},
          {"not": {"required": ["configMapKeyRef"]}}
        ]
      },
      "secretKeyRef": {
        "allOf": [
          {"not": {"required": ["fieldRef"]}},
          {"not": {"required": ["resourceFieldRef"]}},
          {"not": {"required": ["configMapKeyRef"]}}
        ]
      },
      "configMapKeyRef": {
        "allOf": [
          {"not": {"required": ["fieldRef"]}},
          {"not": {"required": ["resourceFieldRef"]}},
          {"not": {"required": ["secretKeyRef"]}}
        ]
      }
    }
  },

  "valueFromOptions": {
    "type": "object",
    "oneOf": [
      {"$ref": "#/fieldRef"},
      {"$ref": "#/resourceFieldRef"},
      {"$ref": "#/secretKeyRef"},
      {"$ref": "#/configMapKeyRef"}
    ]
  },

  "secretKeyRef": {
    "type": "object",
    "additionalProperties": false,
    "properties": {
      "secretKeyRef": {"$ref": "#/objectKeySelector"}
    },
    "required": ["secretKeyRef"]
  },

  "configMapKeyRef": {
    "type": "object",
    "additionalProperties": false,
    "properties": {
      "configMapKeyRef": {"$ref": "#/objectKeySelector"}
    },
    "required": ["configMapKeyRef"]
  },

  "fieldRef": {
    "type": "object",
    "additionalProperties": false,
    "properties": {
      "fieldRef": {"$ref": "#/fieldRefSelector"}
    },
    "required": ["fieldRef"]
  },

  "fieldRefSelector": {
    "type": "object",
    "additionalProperties": false,
    "properties": {
      "apiVersion": {
        "type": "string"
      },
      "fieldPath": {
        "type": "string"
      }
    },
    "required": ["fieldPath"]
  },

  "resourceFieldRef": {
    "type": "object",
    "additionalProperties": false,
    "properties": {
      "resourceFieldRef": {"$ref": "#/resourceFieldRefSelector"}
    },
    "required": ["resourceFieldRef"]
  },

  "resourceFieldRefSelector": {
    "type": "object",
    "additionalProperties": false,
    "properties": {
      "containerName": {
        "type": "string"
      },
      "divisor": {
        "oneOf": [{"type": "string"}, {"type": "number"}]
      },
      "resource": {
        "type": "string"
      }
    },
    "required": ["resource"]
  },

  "envVarDependsOn": {
    "oneOf": [
      {"type": "string"},
      {
        "type": "array",
        "items": {"type": "string"}
      }
    ]
  },

  "objectKeySelector": {
    "type": "object",
    "additionalProperties": false,
    "properties": {
      "name": {
        "type": "string"
      },
      "key": {
        "type": "string"
      }
    },
    "required": ["name", "key"]
  }
}