Class: Interferon::HostSources::OpticaServices

Inherits:
Object
  • Object
show all
Includes:
Logging
Defined in:
lib/interferon/host_sources/optica_services.rb

Instance Method Summary collapse

Methods included from Logging

configure_logger_for, #log, #statsd

Constructor Details

#initialize(options) ⇒ OpticaServices

Returns a new instance of OpticaServices.

Raises:

  • (ArgumentError) 


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# File 'lib/interferon/host_sources/optica_services.rb', line 9

def initialize(options)
  raise ArgumentError, 'missing host for optica source' \
    unless options['host']

  @host = options['host']
  @port = options['port'] || 80
  @envs = options['environments'] || []
end

Instance Method Details

#list_hosts ⇒ Object 



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# File 'lib/interferon/host_sources/optica_services.rb', line 29

def list_hosts
  services = Hash.new do |h, service|
    h[service] = {
      source: 'optica_services',
      service: service,

      owners: Set.new,
      owner_groups: Set.new,
      consumer_roles: Set.new,
      consumer_machine_count: 0,
      provider_machine_count: 0,
    }
  end

  optica_data['nodes'].each do |_ip, host|
    next unless @envs.empty? || @envs.include?(host['environment'])

    # make it easier by initializing possibly-missing data to sane defaults
    host['ownership'] ||= {}
    host['nerve_services'] ||= []
    host['synapse_services'] ||= []

    # provider info
    host['nerve_services'].each do |service|
      services[service][:provider_machine_count] += 1

      services[service][:owners].merge(host['ownership']['people'] || [])
      services[service][:owner_groups].merge(host['ownership']['groups'] || [])
    end

    # consumer info
    host['synapse_services'].each do |service|
      services[service][:consumer_roles].add(host['role'])
      services[service][:consumer_machine_count] += 1
    end
  end

  # convert all sets to arrays
  services.each do |k, v|
    services[k][:owners] = v[:owners].to_a
    services[k][:owner_groups] = v[:owner_groups].to_a
    services[k][:consumer_roles] = v[:consumer_roles].to_a
  end

  services.values
end

#optica_data ⇒ Object 



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# File 'lib/interferon/host_sources/optica_services.rb', line 18

def optica_data
  @optica_data ||= begin
    con = Net::HTTP.new(@host, @port)
    con.read_timeout = 60
    con.open_timeout = 60

    response = con.get('/')
    JSON.parse(response.body)
  end
end