module GCEMetadata
Constants
- DEFAULT_HOST
- DEFAULT_REVISION
- VERSION
gce-metadata version
Attributes
debug[RW]
Public Class Methods
[](key)
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# File lib/gce_metadata.rb, line 32 def [](key) instance[key] end
clear_instance()
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# File lib/gce_metadata.rb, line 28 def clear_instance @instance = nil end
formalize_key(key)
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# File lib/gce_metadata.rb, line 49 def formalize_key(key) #key.to_s.gsub(/_/, '-') key end
from_hash(hash, revision = DEFAULT_REVISION)
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# File lib/gce_metadata.rb, line 40 def from_hash(hash, revision = DEFAULT_REVISION) # hash = {revision => hash} # instance.from_hash(hash) rev_obj = instance.new_child(revision) instance.instance_variable_set(:@children, {revision => rev_obj}) instance.instance_variable_set(:@child_keys, [revision]) rev_obj.from_hash(hash) end
instance()
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# File lib/gce_metadata.rb, line 24 def instance @instance ||= Root.new['computeMetadata'] end
logging(msg) { || ... }
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# File lib/gce_metadata.rb, line 54 def logging(msg) @indent ||= 0 @indent += 2 disp = (" " * @indent) << msg #puts(disp) if @debug begin result = yield puts "#{disp} => #{result.inspect}" if @debug #puts "#{(" " * @indent)} #{result.inspect}" if @debug ensure @indent -= 2 end result end
to_hash(revision = DEFAULT_REVISION)
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# File lib/gce_metadata.rb, line 36 def to_hash(revision = DEFAULT_REVISION) self[revision].to_hash end