Class: RightScale::MetadataSources::CertificateMetadataSource

Inherits:
RightScale::MetadataSource show all
Defined in:
lib/clouds/metadata_sources/certificate_metadata_source.rb

Overview

Provides metadata by reading a dictionary file on disk.

Constant Summary collapse

DEFAULT_CLOUD_METADATA_ROOT_PATH =

definitions for querying kinds of metadata by a simple path.

"cloud_metadata"
DEFAULT_USER_METADATA_ROOT_PATH = 
"user_metadata"

Instance Attribute Summary collapse

Attributes inherited from RightScale::MetadataSource

#logger

Instance Method Summary collapse

Methods inherited from RightScale::MetadataSource

#append_branch_name, #append_leaf_name

Constructor Details

#initialize(options) ⇒ CertificateMetadataSource

Returns a new instance of CertificateMetadataSource.

Raises:



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# File 'lib/clouds/metadata_sources/certificate_metadata_source.rb', line 41

def initialize(options)
  super(options)
  raise ArgumentError.new("options[:cloud_metadata_root_path] is required") unless @cloud_metadata_root_path = options[:cloud_metadata_root_path]
  raise ArgumentError.new("options[:user_metadata_root_path] is required") unless @user_metadata_root_path = options[:user_metadata_root_path]

  @cloud_metadata_cert_store = options[:cloud_metadata_cert_store]
  @cloud_metadata_cert_issuer = options[:cloud_metadata_cert_issuer]

  @user_metadata_cert_store = options[:user_metadata_cert_store]
  @user_metadata_cert_issuer = options[:user_metadata_cert_issuer]
end

Instance Attribute Details

#cloud_metadata_cert_issuer ⇒ Object

Returns the value of attribute cloud_metadata_cert_issuer.



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# File 'lib/clouds/metadata_sources/certificate_metadata_source.rb', line 38

def cloud_metadata_cert_issuer
  @cloud_metadata_cert_issuer
end

#cloud_metadata_cert_store ⇒ Object

Returns the value of attribute cloud_metadata_cert_store.



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# File 'lib/clouds/metadata_sources/certificate_metadata_source.rb', line 38

def cloud_metadata_cert_store
  @cloud_metadata_cert_store
end

#user_metadata_cert_issuer ⇒ Object

Returns the value of attribute user_metadata_cert_issuer.



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# File 'lib/clouds/metadata_sources/certificate_metadata_source.rb', line 39

def user_metadata_cert_issuer
  @user_metadata_cert_issuer
end

#user_metadata_cert_store ⇒ Object

Returns the value of attribute user_metadata_cert_store.



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# File 'lib/clouds/metadata_sources/certificate_metadata_source.rb', line 39

def user_metadata_cert_store
  @user_metadata_cert_store
end

Instance Method Details

#finish ⇒ Object

Nothing to do.



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# File 'lib/clouds/metadata_sources/certificate_metadata_source.rb', line 80

def finish
  true
end

#query(path) ⇒ Object

Queries for metadata using the given path.

Parameters

path(String)

metadata path

Return

metadata(String)

query result or empty

Raises

QueryFailed

on any failure to query



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# File 'lib/clouds/metadata_sources/certificate_metadata_source.rb', line 63

def query(path)
  result = ""
  if path == @cloud_metadata_root_path
    result = read_cert(@cloud_metadata_cert_store, @cloud_metadata_cert_issuer) if @cloud_metadata_cert_store && @cloud_metadata_cert_issuer
  elsif path == @user_metadata_root_path
    result = read_cert(@user_metadata_cert_store, @user_metadata_cert_issuer) if @user_metadata_cert_store && @user_metadata_cert_issuer
  else
    raise QueryFailed.new("Unknown path: #{path}")
  end
  result
rescue QueryFailed
  raise
rescue Exception => e
  raise QueryFailed.new(e.message)
end