Class: Escher::Keypool

Inherits:
Object
  • Object
show all
Defined in:
lib/escher-keypool.rb,
lib/escher/version.rb

Constant Summary collapse

VERSION = 
'0.0.1'

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Keypool

Returns a new instance of Keypool.



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# File 'lib/escher-keypool.rb', line 8

def initialize
  @keys = JSON.parse(ENV['KEY_POOL'])
end

Instance Method Details

#get_active_key(service_id) ⇒ Object 



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# File 'lib/escher-keypool.rb', line 14

def get_active_key(service_id)
  key_id_env_key = service_id.upcase + '_KEYID'
  key_id = ENV[key_id_env_key]

  if not key_id
    raise "the " + key_id_env_key + " environment variable is not found"
  end

  service_keys = @keys.select { |key| key['keyId'].start_with?(key_id) }
  if service_keys.length == 0
    raise "key not found for " + service_id
  end

  candidate_keys = service_keys.select { |key| key['acceptOnly'] == 0 }
  if candidate_keys.length == 0
    raise "active key not found for " + service_id
  end
  if candidate_keys.length > 1
    raise "ambigous active key for " + service_id
  end

  { api_key_id: candidate_keys[0]['keyId'], api_secret: candidate_keys[0]['secret'] }
end

#get_key_db ⇒ Object 



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# File 'lib/escher-keypool.rb', line 40

def get_key_db
  Hash[@keys.collect { |key| [key['keyId'], key['secret']] }]
end