Class: Notifu::Actors::Slack

Inherits:
Notifu::Actor show all
Defined in:
lib/notifu/actors/slack.rb

Instance Attribute Summary

Attributes inherited from Notifu::Actor

#contacts, #issue

Instance Method Summary collapse

Methods inherited from Notifu::Actor

#load_data, #perform

Methods included from Util

option

Instance Method Details

#act ⇒ Object 



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# File 'lib/notifu/actors/slack.rb', line 107

def act
  self.contacts.each do |contact|
    begin
      data = { channel: contact.slack_id }.merge(self.post_data(contact.slack_rich)) if contact.slack_rich
      data ||= { channel: contact.slack_id }.merge(self.post_data)
    rescue
      data = self.post_data
    end
    puts data.to_yaml
    Excon.post(Notifu::CONFIG[:actors][:slack][:url],
      tcp_nodelay: true,
      headers: { "ContentType" => "application/json" },
      body: data.to_json,
      expects: [ 200 ],
      idempotent: true
    )
  end
end

#color ⇒ Object 



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# File 'lib/notifu/actors/slack.rb', line 45

def color
  case self.issue.code.to_i
  when 0
    "good"
  when 1
    "warning"
  when 2
    "danger"
  else
    "#999999"
  end
end

#fallback_template ⇒ Object

template for fallback message



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# File 'lib/notifu/actors/slack.rb', line 98

def fallback_template
  "*<%= data[:status] %>* <%= data[:datacenter]%> <%= data[:host] %> <%= data[:service] %> - <%= data[:message] %> (<%= data[:duration] %>) <%= data[:uchiwa_url] %>"
end

#post_data(rich = false) ⇒ Object 



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# File 'lib/notifu/actors/slack.rb', line 12

def post_data(rich = false)
  return {
    username: "notifu",
    icon_emoji: ":loudspeaker:",
    attachments: [
      {
        fallback: self.text(self.fallback_template),
        color: self.color,
        title: "#{self.issue.host} - #{self.issue.service}",
        title_link: "#{Notifu::CONFIG[:uchiwa_url]}/#/client/#{self.issue.datacenter}/#{self.issue.host}?check=#{self.issue.service}",
        text: self.issue.message,
        fields: [
          {
            title: "duration",
            value: (Time.now.to_i - self.issue.time_created.to_i).duration,
            short: true
          },
          {
            title: "notifu ID",
            value: self.issue.notifu_id,
            short: true
          }
        ]
      }
    ]
  } if rich
  return {
    username: "notifu",
    icon_emoji: ":loudspeaker:",
    text: self.text(self.template)
  }
end

#service_icon ⇒ Object 



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# File 'lib/notifu/actors/slack.rb', line 73

def service_icon
  return @service_icon if defined? @service_icon
  @service_icon = ":computer:" if self.issue.service == "keepalive"
  @service_icon ||= ":gear:"
end

#status_icon ⇒ Object 



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# File 'lib/notifu/actors/slack.rb', line 58

def status_icon
  return @status_icon if defined? @status_icon
  case self.issue.code.to_i
  when 0
    @status_icon = ":white_check_mark:"
  when 1
    @status_icon = ":exclamation:"
  when 2
    @status_icon = ":bangbang:"
  else
    @status_icon = ":question: _#{self.issue.code.to_s}_"
  end
  @status_icon
end

#template ⇒ Object

template for plain message



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# File 'lib/notifu/actors/slack.rb', line 103

def template
  "<%= data[:status_icon] %> *<<%= data[:uchiwa_url] %>|<%= data[:datacenter] %>/<%= data[:host] %>>* <%= data[:address] %> <%= data[:service_icon] %> *<%= data[:service] %>* - <%= data[:message] %> _<%= data[:duration] %>_"
end

#text(tmpl) ⇒ Object

fallback simple message (templated, see below)



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# File 'lib/notifu/actors/slack.rb', line 80

def text(tmpl)
  data = OpenStruct.new({
    notifu_id: self.issue.notifu_id,
    datacenter: self.issue.datacenter,
    host: self.issue.host,
    address: self.issue.address,
    service: self.issue.service,
    message: self.issue.message,
    status: self.issue.code.to_state,
    duration: (Time.now.to_i - self.issue.time_created.to_i).duration,
    uchiwa_url: "#{Notifu::CONFIG[:uchiwa_url]}/#/client/#{self.issue.datacenter}/#{self.issue.host}?check=#{self.issue.service}",
    service_icon: self.service_icon,
    status_icon: self.status_icon
  })
  ERB.new(tmpl).result(data.instance_eval {binding})
end