Sha256: c719a1bdc68aaad43624ac0afe7a29421200d771780ffded20545ff8d8aa3619
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Size: 1.57 KB
Versions: 44
Compression:
Stored size: 1.57 KB
Contents
class Kontena::Callback
attr_reader :command
def initialize(command)
@command = command
end
# Register callback for command types it is supposed to run with.
def self.matches_commands(*commands)
cmd_types = {}
commands.each do |cmd|
cmd_class, cmd_type = cmd.split(' ', 2)
if cmd_class == '*'
cmd_class = :all
end
if cmd_type.nil? || cmd_type == '*'
cmd_type = :all
else
cmd_type = cmd_type.to_sym
end
cmd_types[cmd_class.to_sym] = cmd_type
end
# Finally it should be normalized into a hash that looks like :cmd_class => :cmd_type, :app => :init, :grid => :all
cmd_types.each do |cmd_class, cmd_type|
Kontena::Callback.callbacks[cmd_class] ||= {}
Kontena::Callback.callbacks[cmd_class][cmd_type] ||= []
Kontena::Callback.callbacks[cmd_class][cmd_type] << self
end
end
def self.callbacks
@@callbacks ||= {}
end
def self.run_callbacks(cmd_type, state, obj)
[cmd_type.last, :all].compact.uniq.each do |cmdtype|
[cmd_type.first, :all].compact.uniq.each do |cmdclass|
callbacks.fetch(cmdclass, {}).fetch(cmdtype, []).each do |klass|
if klass.instance_methods.include?(state)
cb = klass.new(obj)
if cb.send(state).kind_of?(FalseClass)
Kontena.logger.debug { "Execution aborted by #{klass}" }
exit 1
end
end
end
end
end
end
end
Dir[File.expand_path('../callbacks/**/*.rb', __FILE__)].sort_by{ |file| File.basename(file) }.each { |file| require file }
Version data entries
44 entries across 44 versions & 1 rubygems