Class: Halb::LoadBalancer

Inherits:
AbstractLoadBalancer show all
Defined in:
lib/halb/load_balancer.rb

Instance Method Summary collapse

Methods inherited from AbstractLoadBalancer

#get_output_of, #initialize, #open_connection, #perform, #put_in_maintenance, #remove_from_maintenance

Constructor Details

This class inherits a constructor from Halb::AbstractLoadBalancer

Instance Method Details

#active? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/halb/load_balancer.rb', line 7

def active?
  !/TCP[ ]+\d{1,3}.\d{1,3}.\d{1,3}.\d{1,3}/.match(get_output_of(show_active_hosts_command)).nil?
end

#in_maintenance_command(service_endpoint) ⇒ Object 



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# File 'lib/halb/load_balancer.rb', line 11

def in_maintenance_command(service_endpoint)
  "touch /etc/ha.d/maintenance/#{service_endpoint}"
end

#out_of_maintenance_command(service_endpoint) ⇒ Object 



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# File 'lib/halb/load_balancer.rb', line 15

def out_of_maintenance_command(service_endpoint)
  "rm /etc/ha.d/maintenance/#{service_endpoint}"
end

#service_endpoint_for(ip_address) ⇒ Object 



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# File 'lib/halb/load_balancer.rb', line 19

def service_endpoint_for(ip_address)
  "#{ip_address}:80"
end

#show_active_hosts_command ⇒ Object 



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# File 'lib/halb/load_balancer.rb', line 3

def show_active_hosts_command
  'ipvsadm -l -n'
end