Class: ConsulStockpile::WatchEvent

Inherits:
Base
  • Object
show all
Defined in:
lib/consul_stockpile/watch_event.rb

Constant Summary collapse

EVENT = 
'kv_update'.freeze
URL = 
'http://127.0.0.1:8500/v1/event/list'.freeze
KEY = 
'event/kv_update'.freeze
LOCK_KEY = 
'event/kv_update/lock'.freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Base

call

Constructor Details

#initialize(handler:) ⇒ WatchEvent

Returns a new instance of WatchEvent.



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# File 'lib/consul_stockpile/watch_event.rb', line 17

def initialize(handler:)
  self.handler = handler
end

Instance Attribute Details

#handler ⇒ Object

Returns the value of attribute handler.



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# File 'lib/consul_stockpile/watch_event.rb', line 15

def handler
  @handler
end

Instance Method Details

#call ⇒ Object 



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# File 'lib/consul_stockpile/watch_event.rb', line 21

def call
  Logger.tagged('WatchEvent') do
    Logger.info "Watching for event: #{EVENT}"

    response = Excon.get(
      URL,
      query: {name: EVENT},
      expects: [200],
      connect_timeout: 5,
      read_timeout: 5,
      write_timeout: 5,
      tcp_nodelay: true
    )

    handle_events(response.body)

    loop do
      index = response.headers['X-Consul-Index']
      response = Excon.get(
        URL,
        query: {name: EVENT, index: index},
        expects: [200],
        connect_timeout: 5,
        read_timeout: 86400,
        write_timeout: 5,
        tcp_nodelay: true
      )

      handle_events(response.body)
    end
  end
end