Class: QueuePulse::Notifiers::Slack

Inherits:
Base
  • Object
show all
Defined in:
lib/queue_pulse/notifiers/slack.rb

Overview

Posts alerts to a Slack Incoming Webhook. Payload building is separated from delivery so it can be unit-tested without the network.

Constant Summary

Constants inherited from Base

Base::MAX_RETRIES, Base::OPEN_TIMEOUT, Base::READ_TIMEOUT

Instance Method Summary collapse

Constructor Details

#initialize(webhook_url:) ⇒ Slack

Returns a new instance of Slack.



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# File 'lib/queue_pulse/notifiers/slack.rb', line 8

def initialize(webhook_url:)
  super()
  @webhook_url = webhook_url
end

Instance Method Details

#deliver(alerts) ⇒ Object 



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# File 'lib/queue_pulse/notifiers/slack.rb', line 13

def deliver(alerts)
  return if alerts.empty?

  post_json(@webhook_url, payload(alerts))
end

#payload(alerts) ⇒ Hash

Returns the Slack message body for these alerts.

Returns:

  • (Hash) —

    the Slack message body for these alerts



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# File 'lib/queue_pulse/notifiers/slack.rb', line 20

def payload(alerts)
  { blocks: alerts.flat_map { |alert| blocks_for(alert) } }
end