Querying a Link

Function

This API is used to query a link.

URI

GET /v1.1/{project_id}/clusters/{cluster_id}/cdm/link/{link_name}

Table 1 Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID
cluster_id	Yes	String	Cluster ID
link_name	Yes	String	Link name

Request Parameters

Table 2 Request header parameters
Parameter	Mandatory	Type	Description
X-Auth-Token	Yes	String	User token. It can be obtained by calling the IAM API (value of X-Subject-Token in the response header).

Response Parameters

Status code: 200

Table 3 Response body parameters
Parameter	Type	Description
links	Array of links objects	Link list. For details, see the descriptions of links parameters.
fromTo-unMapping	String	Source and destination data sources not supported by table/file migration
batchFromTo-mapping	String	Source and destination data sources supported by entire DB migration

Table 4 links
Parameter	Type	Description
link-config-values	link-config-values object	Link parameters. For details, see the descriptions of link-config-values parameters.
creation-user	String	User who created the link
name	String	Link name
id	Integer	Link ID
creation-date	Long	Time when the link was created
connector-name	String	Connector name. The mappings between the connectors and links are as follows: generic-jdbc-connector: link to a relational database obs-connector: OBS link hdfs-connector: HDFS link hbase-connector: HBase or CloudTable link hive-connector: Hive link ftp-connector/sftp-connector: link to an FTP or SFTP server mongodb-connector: MongoDB link redis-connector: Redis or DCS link kafka-connector: Kafka link dis-connector: DIS link elasticsearch-connector: Elasticsearch or CSS link dli-connector: DLI link http-connector: HTTP or HTTPS link. This type of link does not have parameters. dms-kafka-connector: DMS Kafka link
update-date	Long	Time when the link was updated
enabled	Boolean	Whether to activate the link. The default value is true.
update-user	String	User who updated the link

Table 5 link-config-values
Parameter	Type	Description
configs	Array of configs objects	Data structure of link parameters. For details, see the descriptions of configs parameters.
extended-configs	extended-configs object	Extended configuration. For details, see the descriptions of extended-configs parameters.
validators	Array of strings	Validator

Table 6 configs
Parameter	Type	Description
inputs	Array of Input objects	Input parameter list. Each element in the list is in name,value format. For details, see the descriptions of inputs parameters. In the from-config-values data structure, the value of this parameter varies with the source link type. For details, see section "Source Job Parameters" in the Cloud Data Migration User Guide. In the to-cofig-values data structure, the value of this parameter varies with the destination link type. For details, see section "Destination Job Parameters" in the Cloud Data Migration User Guide. For details about the inputs parameter in the driver-config-values data structure, see the job parameter descriptions.
name	String	Configuration name. The value is fromJobConfig for a source job, toJobConfig for a destination job, and linkConfig for a link.
id	Integer	Configuration ID
type	String	Configuration type

Table 7 Input
Parameter	Type	Description
name	String	Parameter name
value	String	Parameter value
type	String	Value type

Table 8 extended-configs
Parameter	Type	Description
name	String	Name
value	String	Value

Example Requests

GET /v1.1/1551c7f6c808414d8e9f3c514a170f2e/clusters/6ec9a0a4-76be-4262-8697-e7af1fac7920/cdm/link/sftplink

Example Responses

Status code: 200

{
  "links" : [ {
    "link-config-values" : {
      "configs" : [ {
        "inputs" : [ {
          "name" : "linkConfig.server",
          "type" : "STRING",
          "value" : "100.94.8.163"
        }, {
          "name" : "linkConfig.port",
          "type" : "INTEGER",
          "value" : 22
        }, {
          "name" : "linkConfig.username",
          "type" : "STRING",
          "value" : "root"
        }, {
          "name" : "linkConfig.password",
          "type" : "STRING",
          "value" : "Add password here"
        } ],
        "name" : "linkConfig"
      } ]
    },
    "creation-user" : "cdm",
    "name" : "sftp_link",
    "creation-date" : 1516674482640,
    "connector-name" : "sftp-connector",
    "update-date" : 1516674476022,
    "enabled" : true,
    "update-user" : "cdm"
  } ]
}

Status Codes

Status Code	Description
200	OK
400	Request error.
401	Authentication failed.
403	You do not have required permissions to perform this operation.
404	The requested resource was not found.
500	An internal service error occurred. For details, see error codes.
503	Service unavailable.

Error Codes

See Error Codes.

Parent topic: Link Management

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