Class: Stemcell::MetadataSource::Configuration

Inherits:
Object
  • Object
show all
Defined in:
lib/stemcell/metadata_source/configuration.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(config_path) ⇒ Configuration

Returns a new instance of Configuration.



14
15
16
17
18
19
20
21
22
 
# File 'lib/stemcell/metadata_source/configuration.rb', line 14

def initialize(config_path)
  @config_path = config_path
  if config_path.nil?
    raise ArgumentError, "You must specify a configuration file"
  end

  read_configuration
  validate_configutation
end

Instance Attribute Details

#all_options ⇒ Object (readonly)

Returns the value of attribute all_options.



9
10
11
 
# File 'lib/stemcell/metadata_source/configuration.rb', line 9

def all_options
  @all_options
end

#availability_zones ⇒ Object (readonly)

Returns the value of attribute availability_zones.



12
13
14
 
# File 'lib/stemcell/metadata_source/configuration.rb', line 12

def availability_zones
  @availability_zones
end

#backing_store_options ⇒ Object (readonly)

Returns the value of attribute backing_store_options.



11
12
13
 
# File 'lib/stemcell/metadata_source/configuration.rb', line 11

def backing_store_options
  @backing_store_options
end

#config_path ⇒ Object (readonly)

Returns the value of attribute config_path.



7
8
9
 
# File 'lib/stemcell/metadata_source/configuration.rb', line 7

def config_path
  @config_path
end

#default_options ⇒ Object (readonly)

Returns the value of attribute default_options.



10
11
12
 
# File 'lib/stemcell/metadata_source/configuration.rb', line 10

def default_options
  @default_options
end

Instance Method Details

#options_for_backing_store(backing_store, region) ⇒ Object

Raises:



24
25
26
27
28
 
# File 'lib/stemcell/metadata_source/configuration.rb', line 24

def options_for_backing_store(backing_store, region)
  options = backing_store_options[backing_store]
  raise UnknownBackingStoreError.new(backing_store) if options.nil?
  options.fetch(region, options)
end

#random_az_for_region(region) ⇒ Object 



30
31
32
 
# File 'lib/stemcell/metadata_source/configuration.rb', line 30

def random_az_for_region(region)
  (availability_zones[region] || []).sample
end