This data source provides a list of ONS Topics in an Alibaba Cloud account according to the specified filters.

-> NOTE: Available in 1.53.0+

Example Usage

variable "name" {
  default = "onsInstanceName"
}

variable "topic" {
  default = "onsTopicDatasourceName"
}

resource "alicloud_ons_instance" "default" {
  instance_name = var.name
  remark        = "default_ons_instance_remark"
}

resource "alicloud_ons_topic" "default" {
  topic_name   = var.topic
  instance_id  = alicloud_ons_instance.default.id
  message_type = 0
  remark       = "dafault_ons_topic_remark"
}

data "alicloud_ons_topics" "topics_ds" {
  instance_id = alicloud_ons_topic.default.instance_id
  name_regex  = var.topic
  output_file = "topics.txt"
}

output "first_topic_name" {
  value = data.alicloud_ons_topics.topics_ds.topics.0.topic_name
}

Argument Reference

The following arguments are supported:

• instance_id - (Required) ID of the ONS Instance that owns the topics.
• ids - (Optional, Available in v1.97.0+) A list of topic IDs to filter results.
• name_regex - (Optional) A regex string to filter results by the topic name.
• tags - (Optional, Available in v1.97.0+) A map of tags assigned to the Ons instance.
• output_file - (Optional) File name where to save data source results (after running terraform plan).

Attributes Reference

The following attributes are exported in addition to the arguments listed above:

• names - A list of topic names.
• topics - A list of topics. Each element contains the following attributes:
  • id - The id of the topic.
  • topic - The name of the topic.
  • topic_name - The name of the topic.
  • owner - The ID of the topic owner, which is the Alibaba Cloud UID.
  • relation - The relation ID. Read Fields in PublishInfoDo for further details.
  • relation_name - The name of the relation, for example, owner, publishable, subscribable, and publishable and subscribable.
  • message_type - The type of the message. Read Fields in PublishInfoDo for further details.
  • independent_naming - Indicates whether namespaces are available. Read Fields in PublishInfoDo for further details.
  • create_time - Time of creation.
  • remark - Remark of the topic.
  • tags - A map of tags assigned to the Ons instance.
  • perm - This attribute is used to set the read-write mode for the topic.