Class: Chef::Provisioning::GoogleDriver::Client::GoogleBase

Inherits:
Object
  • Object
show all
Defined in:
lib/chef/provisioning/google_driver/client/google_base.rb

Direct Known Subclasses

Instances, OperationsBase, Projects

Constant Summary collapse

TRIES =

TODO make these configurable and find a good place where to put them.

30
SLEEP_SECONDS = 
5
NOT_FOUND = 
404
OK = 
200

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(google, project, zone) ⇒ GoogleBase

Returns a new instance of GoogleBase.



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# File 'lib/chef/provisioning/google_driver/client/google_base.rb', line 19

def initialize(google, project, zone)
  @google = google
  @project = project
  @zone = zone
end

Instance Attribute Details

#google ⇒ Object (readonly)

Returns the value of attribute google.



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# File 'lib/chef/provisioning/google_driver/client/google_base.rb', line 17

def google
  @google
end

#project ⇒ Object (readonly)

Returns the value of attribute project.



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# File 'lib/chef/provisioning/google_driver/client/google_base.rb', line 17

def project
  @project
end

#zone ⇒ Object (readonly)

Returns the value of attribute zone.



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# File 'lib/chef/provisioning/google_driver/client/google_base.rb', line 17

def zone
  @zone
end

Instance Method Details

#compute ⇒ Object 



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# File 'lib/chef/provisioning/google_driver/client/google_base.rb', line 38

def compute
  @compute ||= google.discovered_api("compute")
end

#default_parameters ⇒ Object 



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# File 'lib/chef/provisioning/google_driver/client/google_base.rb', line 42

def default_parameters
  { project: project, zone: zone }
end

#is_not_found?(response) ⇒ Boolean

Takes a response of an API call and returns true iff this has status not found.

Returns:

  • (Boolean) 


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# File 'lib/chef/provisioning/google_driver/client/google_base.rb', line 56

def is_not_found?(response)
  response[:status] == NOT_FOUND
end

#make_request(method, parameters = nil, body = nil) ⇒ Object 



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# File 'lib/chef/provisioning/google_driver/client/google_base.rb', line 25

def make_request(method, parameters = nil, body = nil)
  response = google.execute(
    api_method: method,
    parameters: default_parameters.merge(parameters || {}),
    body_object: body
  )
  {
    status: response.response.status,
    body: FFI_Yajl::Parser.parse(response.response.body,
                                 symbolize_keys: true),
  }
end

#operation_response(response) ⇒ Object

Takes the response of an API call and if the response contains an error, it raises an error. If the response was successful, it returns an operation.



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# File 'lib/chef/provisioning/google_driver/client/google_base.rb', line 49

def operation_response(response)
  raise_if_error(response)
  Operation.new(response)
end

#raise_if_error(response) ⇒ Object

Takes a response of an API call and raises an error if the call was unsuccessful.



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# File 'lib/chef/provisioning/google_driver/client/google_base.rb', line 62

def raise_if_error(response)
  # TODO Display warnings in some way.
  if response[:status] != OK || response[:body][:error]
    raise GoogleComputeError, response
  end
end