Pub/Sub

Kubemq gcp-pubsub target connector allows services using kubemq server to access google pubsub server.

Prerequisites

The following required to run the gcp-pubsub target connector:

  • kubemq cluster

  • gcp-pubsub set up

  • kubemq-source deployment

Configuration

pubsub target connector configuration properties:

Properties Key

Required

Description

Example

project_id

yes

gcp firestore project_id

"/myproject"

credentials

yes

gcp credentials files

"<google json credentials"

retries

no

number of sending retires

retries number

Example:

bindings:
  - name: kubemq-query-gcp-pubsub
    source:
      kind: kubemq.query
      name: kubemq-query
      properties:
        address: "kubemq-cluster:50000"
        client_id: "kubemq-query-gcp-pubsub-connector"
        auth_token: ""
        channel: "query.gcp.pubsub"
        group:   ""
        auto_reconnect: "true"
        reconnect_interval_seconds: "1"
        max_reconnects: "0"
    target:
      kind: gcp.pubsub
      name: gcp-pubsub
      properties:
        project_id: "projectID"
        retries:    "0"
        credentials: 'json'

Usage

Send Message

send a message to pub sub

Send Message metadata setting:

Metadata Key

Required

Description

Possible values

topicID

yes

the name of the topicID to sent to

valid topicID

tags

no

type of method

key value string

Example with tags:

{
  "metadata": {
    "topic_id": "my_topic",
    "tags": "{\"tag-1\":\"test\",\"tag-2\":\"test2\"}"
  },
  "data": "c3RyaW5n"
}

Example without tags:

{
  "metadata": {
    "topic_id": "my_topic"
  },
  "data": "c3RyaW5n"
}

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