Module: RatDeployer::Notifier

Defined in:
lib/rat_deployer/notifier.rb

Overview

RatDeployer::Notifier handles notifications to slack

Class Method Summary collapse

Class Method Details

.deploy_properties ⇒ Object 



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# File 'lib/rat_deployer/notifier.rb', line 60

def self.deploy_properties
  require 'socket'

  compose_config = RatDeployer::Cli.new.compose('config', silent: true)
  docker_config = YAML.safe_load(compose_config)
  images = docker_config['services'].map { |_s, c| c['image'] }.uniq.sort

  {
    env:        RatDeployer::Config.env,
    user:       ENV.fetch('USER'),
    hostname:   Socket.gethostname,
    started_at: Time.now.to_s,
    images:     images
  }
end

.notify(msg) ⇒ Object 



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# File 'lib/rat_deployer/notifier.rb', line 18

def self.notify(msg)
  return unless webhook_url
  return unless webhook_url
  slack_notifier.ping msg
end

.notify_deploy(title) ⇒ Object 



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# File 'lib/rat_deployer/notifier.rb', line 24

def self.notify_deploy(title)
  return unless webhook_url
  props = deploy_properties

  slack_notifier.post(
    text: title,
    attachments: [{
      title:  'Deploy details',
      fields: props.map do |k, v|
        {
          title: k.to_s.titleize,
          value: k == :images ? v.join(' · ') : v,
          short: k != :images
        }
      end
    }]
  )
end

.notify_deploy_end ⇒ Object 



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# File 'lib/rat_deployer/notifier.rb', line 13

def self.notify_deploy_end
  return unless webhook_url
  notify_deploy "Ended deploy on #{RatDeployer::Config.env}"
end

.notify_deploy_start ⇒ Object 



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# File 'lib/rat_deployer/notifier.rb', line 8

def self.notify_deploy_start
  return unless webhook_url
  notify_deploy "Starting deploy on #{RatDeployer::Config.env}"
end

.slack_notifier ⇒ Object 



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# File 'lib/rat_deployer/notifier.rb', line 43

def self.slack_notifier
  return unless webhook_url

  @slack_notifier ||=
    begin
      Slack::Notifier.new(
        webhook_url,
        channel: '#alerts',
        username: 'rat-deployer'
      )
    end
end

.webhook_url ⇒ Object 



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# File 'lib/rat_deployer/notifier.rb', line 56

def self.webhook_url
  @webhook_url ||= RatDeployer::Config.all['slack_webhook_url']
end