Patch a feature's variants in an environment

PATCH /api/admin/projects/:projectId/features/:featureName/environments/:environment/variants

Apply a list of patches to the features environments in the specified environment. The patch objects should conform to the JSON-patch format (RFC 6902).

Request

Path Parameters

• projectId string required
• featureName string required
• environment string required

application/json

Body

arrayrequired

patchesSchema

• Array [
• path string required

  The path to the property to operate on

• op string required

  Possible values: [add, remove, replace, copy, move]

  The kind of operation to perform

• from string

  The target to move or copy from, if performing one of those operations

• value

  The value to add or replace, if performing one of those operations

• ]

Responses

• 200
• 400
• 401
• 403
• 404

---

featureVariantsSchema

application/json

Schema

Schema

• version integer required

  The version of the feature variants schema.

• variants object[]required

  All variants defined for a specific feature flag.

  Array [

  name string required

  The variants name. Is unique for this feature flag

  weight number required

  Possible values: <= 1000

  The weight is the likelihood of any one user getting this variant. It is a number between 0 and 1000. See the section on variant weights for more information

  weightType string

  Possible values: [variable, fix]

  Set to fix if this variant must have exactly the weight allocated to it. If the type is variable, the weight will adjust so that the total weight of all variants adds up to 1000

  stickiness string

  Stickiness is how Unleash guarantees that the same user gets the same variant every time

  payload object

  Extra data configured for this variant

  type string required

  Possible values: [json, csv, string, number]

  The type of the value. Commonly used types are string, number, json and csv.

  value string required

  The actual value of payload

  overrides object[]

  Overrides assigning specific variants to specific users. The weighting system automatically assigns users to specific groups for you, but any overrides in this list will take precedence.

  Array [

  contextName string required

  The name of the context field used to determine overrides

  values string[] required

  Which values that should be overriden

  ]

  ]

Example (from schema)

{
  "version": 1,
  "variants": [
    {
      "name": "blue_group",
      "weight": 0,
      "weightType": "variable",
      "stickiness": "custom.context.field",
      "payload": {
        "type": "json",
        "value": "{\"color\": \"red\"}"
      },
      "overrides": [
        {
          "contextName": "userId",
          "values": [
            "red",
            "blue"
          ]
        }
      ]
    }
  ]
}

The request data does not match what we expect.

application/json

Schema

Schema

• id string

  The ID of the error instance

• name string

  The name of the error kind

• message string

  A description of what went wrong.

Example (from schema)

{
  "id": "9c40958a-daac-400e-98fb-3bb438567008",
  "name": "ValidationError",
  "message": "The request payload you provided doesn't conform to the schema. The .parameters property should be object. You sent []."
}

Authorization information is missing or invalid. Provide a valid API token as the authorization header, e.g. authorization:*.*.my-admin-token.

application/json

Schema

Schema

• id string

  The ID of the error instance

• name string

  The name of the error kind

• message string

  A description of what went wrong.

Example (from schema)

{
  "id": "9c40958a-daac-400e-98fb-3bb438567008",
  "name": "AuthenticationRequired",
  "message": "You must log in to use Unleash. Your request had no authorization header, so we could not authorize you. Try logging in at /auth/simple/login."
}

The provided user credentials are valid, but the user does not have the necessary permissions to perform this operation

application/json

Schema

Schema

• id string

  The ID of the error instance

• name string

  The name of the error kind

• message string

  A description of what went wrong.

Example (from schema)

{
  "id": "9c40958a-daac-400e-98fb-3bb438567008",
  "name": "NoAccessError",
  "message": "You need the \"UPDATE_ADDON\" permission to perform this action in the \"development\" environment."
}

The requested resource was not found.

application/json

Schema

Schema

• id string

  The ID of the error instance

• name string

  The name of the error kind

• message string

  A description of what went wrong.

Example (from schema)

{
  "id": "9c40958a-daac-400e-98fb-3bb438567008",
  "name": "NotFoundError",
  "message": "Could not find the addon with ID \"12345\"."
}

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