Class: Rbcli::State::DynamoDBStorage

Inherits:
StateStorage show all
Defined in:
lib/rbcli/stateful_systems/storagetypes/remotestate_dynamodb.rb

Defined Under Namespace

Classes: RemoteStateError

Instance Method Summary collapse

Methods inherited from StateStorage

#[], #[]=, #clear, #delete, #disconnect, #each, #initialize, #key?, #rbclidata, #refresh, #set_rbclidata, #to_h, #to_s

Constructor Details

This class inherits a constructor from Rbcli::State::StateStorage

Instance Method Details

#create_state ⇒ Object 



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# File 'lib/rbcli/stateful_systems/storagetypes/remotestate_dynamodb.rb', line 57

def create_state
  make_dynamo_call do
    @dynamodb.create_table
  end
end

#error(text) ⇒ Object 



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# File 'lib/rbcli/stateful_systems/storagetypes/remotestate_dynamodb.rb', line 83

def error text
  raise RemoteStateError.new "Error accessing remote state: #{text}"
end

#load_state ⇒ Object 



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# File 'lib/rbcli/stateful_systems/storagetypes/remotestate_dynamodb.rb', line 63

def load_state
  make_dynamo_call do
    @data = @dynamodb.get_object.deep_symbolize!
  end
end

#lock ⇒ Object 



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# File 'lib/rbcli/stateful_systems/storagetypes/remotestate_dynamodb.rb', line 75

def lock
  @dynamodb.lock_or_wait if @locking
end

#save_state ⇒ Object 



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# File 'lib/rbcli/stateful_systems/storagetypes/remotestate_dynamodb.rb', line 69

def save_state
  make_dynamo_call do
    @dynamodb.save_object @data
  end
end

#state_exists? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rbcli/stateful_systems/storagetypes/remotestate_dynamodb.rb', line 52

def state_exists?
  return false unless make_dynamo_call { @dynamodb.table_exists? }
  make_dynamo_call { @dynamodb.object_exists? }
end

#state_subsystem_init ⇒ Object

def initialize dynamodb_table, region, force_creation: false, halt_on_error: true

# Set defaults in Rbcli's config
Rbcli::State::RemoteStorage::Connectors::DynamoDB.save_defaults

# Create DynamoDB Connector
@dynamodb = Rbcli::State::RemoteStorage::Connectors::DynamoDB.new dynamodb_table, region, Rbcli::config[:aws_access_key_id], Rbcli::config[:aws_secret_access_key]

super dynamodb_table, force_creation: force_creation, halt_on_error: halt_on_error

end



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# File 'lib/rbcli/stateful_systems/storagetypes/remotestate_dynamodb.rb', line 40

def state_subsystem_init
  @locking = Rbcli::ConfigurateStorage::data[:remotestate_init_params][:locking]
  dynamodb_table = Rbcli::ConfigurateStorage::data[:remotestate_init_params][:dynamodb_table]
  region = Rbcli::ConfigurateStorage::data[:remotestate_init_params][:region]

  # Set defaults in Rbcli's config
  Rbcli::State::RemoteConnectors::DynamoDB.save_defaults

  # Create DynamoDB Connector
  @dynamodb = Rbcli::State::RemoteConnectors::DynamoDB.new dynamodb_table, region, Rbcli::config[:aws_access_key_id], Rbcli::config[:aws_secret_access_key], locking: Rbcli::ConfigurateStorage::data[:remotestate_init_params][:locking]
end

#unlock ⇒ Object 



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# File 'lib/rbcli/stateful_systems/storagetypes/remotestate_dynamodb.rb', line 79

def unlock
  @dynamodb.unlock if @locking
end