Page History

{
  "apiKey": 38,
  "type": "request",
  "name": "CreateDelegationTokenRequest => [Renewer] MaxDateMs
  Owner => Nullable string  // New
  Renewer => string
  MaxDateMs => INT64",
  // Version 1 is the same as version 0.
  "validVersions": "0-2",
  "fields": [
    { "name": "Owner", "type": "[]CreatableOwners", "versions": "2+",
      "about": "Owner is an Kafka PrincipalType+name string, who is the owner of the token. If owner string is null, then token request principal is treated as owner",
      "fields": [
      { "name": "PrincipalType", "type": "string", "versions": "2+",
        "about": "The type of the Kafka principal." },
      { "name": "PrincipalName", "type": "string", "versions": "2+",
        "about": "The name of the Kafka principal." }
    ]},
    { "name": "Renewers", "type": "[]CreatableRenewers", "versions": "0+",
      "about": "A list of those who are allowed to renew this token before it expires.", "fields": [
      { "name": "PrincipalType", "type": "string", "versions": "0+",
        "about": "The type of the Kafka principal." },
      { "name": "PrincipalName", "type": "string", "versions": "0+",
        "about": "The name of the Kafka principal." }
    ]},
    { "name": "MaxLifetimeMs", "type": "int64", "versions": "0+",
      "about": "The maximum lifetime of the token in milliseconds, or -1 to use the server side default." }
  ]
}

{
  "apiKey": 38,
  "type": "response",
  "name": "CreateDelegationTokenResponse => ErrorCode TokenDetails
  ErrorCode => INT16
  TokenDetails =>  IssueDateMs ExpiryDateMs MaxDateMs TokenId HMAC 
    Owner => String
    Token requester => String //New 
    IssueDateMs  => INT64
    ExpiryDateMs => INT64
    MaxDateMs => INT64	
    TokenId => String 
    HMAC => bytes",
  // Starting in version 1, on quota violation, brokers send out responses before throttling.
  "validVersions": "0-2",
  "fields": [
    { "name": "ErrorCode", "type": "int16", "versions": "0+",
      "about": "The top-level error, or zero if there was no error."},
    { "name": "Owner", "type": "CreatableOwner", "versions": "2+",
      "about": "Owner is an Kafka PrincipalType+name string, who is the owner of the token.",
      "fields": [
        { "name": "PrincipalType", "type": "string", "versions": "2+",
          "about": "The type of the Kafka principal." },
        { "name": "PrincipalName", "type": "string", "versions": "2+",
          "about": "The name of the Kafka principal." }
      ]},
    { "name": "TokenRequester", "type": "CreatableTokenRequester", "versions": "2+",
      "about": "Token requester is an Kafka PrincipalType+name string, who requested this token", "fields": [
      { "name": "PrincipalType", "type": "string", "versions": "2+",
        "about": "The type of the Kafka principal." },
      { "name": "PrincipalName", "type": "string", "versions": "2+",
        "about": "The name of the Kafka principal." }
    ]},
    { "name": "IssueTimestampMs", "type": "int64", "versions": "0+",
      "about": "When this token was generated." },
    { "name": "ExpiryTimestampMs", "type": "int64", "versions": "0+",
      "about": "When this token expires." },
    { "name": "MaxTimestampMs", "type": "int64", "versions": "0+",
      "about": "The maximum lifetime of this token." },
    { "name": "TokenId", "type": "string", "versions": "0+",
      "about": "The token UUID." },
    { "name": "Hmac", "type": "bytes", "versions": "0+",
      "about": "HMAC of the delegation token." },
    { "name": "ThrottleTimeMs", "type": "int32", "versions": "0+",
      "about": "The duration in milliseconds for which the request was throttled due to a quota violation, or zero if the request did not violate any quota." }
  ]
}

{
  "apiKey": 41,
  "type": "response",
  "name": "DescribeDelegationTokenResponse => ErrorCode [TokenDetails]
  ErrorCode => INT16
  TokenDetails => Owner IssueDateMs ExpiryDateMs TokenId HMAC [Renewer]
    Owner => String
    Token requester => String //New 
    IssueDateMs  => INT64
    ExpiryDateMs => INT64
    MaxDateMs => INT64	
    TokenId => String 
    HMAC => bytes
    Renewer => String",
  // Starting in version 1, on quota violation, brokers send out responses before throttling.
  "validVersions": "0-2",
  "fields": [
    { "name": "ErrorCode", "type": "int16", "versions": "0+",
      "about": "The error code, or 0 if there was no error." },
    { "name": "Tokens", "type": "[]DescribedDelegationToken", "versions": "0+",
      "about": "The tokens.", "fields": [
      { "name": "Owner", "type": "CreatableOwner", "versions": "2+",
        "about": "Owner is an Kafka PrincipalType+name string, who is the owner of the token.",
        "fields": [
          { "name": "PrincipalType", "type": "string", "versions": "2+",
            "about": "The type of the Kafka principal." },
          { "name": "PrincipalName", "type": "string", "versions": "2+",
            "about": "The name of the Kafka principal." }
        ]},
      { "name": "TokenRequester", "type": "CreatableTokenRequester", "versions": "2+",
        "about": "Token requester is an Kafka PrincipalType+name string, who requested this token", "fields": [
        { "name": "PrincipalType", "type": "string", "versions": "2+",
          "about": "The type of the Kafka principal." },
        { "name": "PrincipalName", "type": "string", "versions": "2+",
          "about": "The name of the Kafka principal." }
      ]},
      { "name": "IssueTimestamp", "type": "int64", "versions": "0+",
        "about": "The token issue timestamp in milliseconds." },
      { "name": "ExpiryTimestamp", "type": "int64", "versions": "0+",
        "about": "The token expiry timestamp in milliseconds." },
      { "name": "MaxTimestamp", "type": "int64", "versions": "0+",
        "about": "The token maximum timestamp length in milliseconds." },
      { "name": "TokenId", "type": "string", "versions": "0+",
        "about": "The token ID." },
      { "name": "Hmac", "type": "bytes", "versions": "0+",
        "about": "The token HMAC." },
      { "name": "Renewers", "type": "[]DescribedDelegationTokenRenewer", "versions": "0+",
        "about": "Those who are able to renew this token before it expires.", "fields": [
        { "name": "PrincipalType", "type": "string", "versions": "0+",
          "about": "The renewer principal type" },
        { "name": "PrincipalName", "type": "string", "versions": "0+",
          "about": "The renewer principal name" }
      ]}
    ]},
    { "name": "ThrottleTimeMs", "type": "int32", "versions": "0+",
      "about": "The duration in milliseconds for which the request was throttled due to a quota violation, or zero if the request did not violate any quota." }
  ]
}