class Kafo::Hooking

Constants

TYPES

pre_migrations - just after kafo reads its configuration - useful for config file updates. Only in this stage it is posible to request config reload (`Kafo.request_config_reload`) to get in our changes boot - before kafo is ready to work, useful for adding new app arguments, logger won't work yet init - just after hooking is initialized and kafo is configured, parameters have no values yet pre_values - just before value from CLI is set to parameters (they already have default values) pre_validations - just after system checks and before validations are executed (and before interactive wizard is started), at this point all parameter values are already set but not yet stored in answer file pre_commit - after validations or interactive wizard have completed, all parameter values are set but not yet stored in the answer file pre - just before puppet is executed to converge system post - just after puppet is executed to converge system

Attributes

hooks[RW]
kafo[RW]

Public Class Methods

new() click to toggle source
# File lib/kafo/hooking.rb, line 17
def initialize
  self.hooks = Hash.new { |h, k| h[k] = {} }
  @loaded = false
end

Public Instance Methods

execute(group) click to toggle source
# File lib/kafo/hooking.rb, line 47
def execute(group)
  logger.info "Executing hooks in group #{group}"
  self.hooks[group].keys.sort_by(&:to_s).each do |name|
    hook = self.hooks[group][name]
    result = HookContext.execute(self.kafo, &hook)
    logger.debug "Hook #{name} returned #{result.inspect}"
  end
  logger.info "All hooks in group #{group} finished"
end
load() click to toggle source
# File lib/kafo/hooking.rb, line 26
def load
  base_dirs = [File.join([KafoConfigure.root_dir, 'hooks']), KafoConfigure.config.app[:hook_dirs]].flatten
  base_dirs.each do |base_dir|
    TYPES.each do |hook_type|
      dir = File.join(base_dir, hook_type.to_s)
      Dir.glob(dir + "/*.rb").sort.each do |file|
        logger.debug "Loading hook #{file}"
        hook = File.read(file)
        hook_block = proc { instance_eval(hook, file, 1) }
        register(hook_type, file, &hook_block)
      end
    end
    @loaded = true
  end
  self
end
loaded?() click to toggle source
# File lib/kafo/hooking.rb, line 43
def loaded?
  @loaded
end
logger() click to toggle source
# File lib/kafo/hooking.rb, line 22
def logger
  KafoConfigure.logger
end
register_boot(name, &block) click to toggle source
# File lib/kafo/hooking.rb, line 61
def register_boot(name, &block)
  register(:boot, name, &block)
end
register_init(name, &block) click to toggle source
# File lib/kafo/hooking.rb, line 65
def register_init(name, &block)
  register(:init, name, &block)
end
register_post(name, &block) click to toggle source
# File lib/kafo/hooking.rb, line 85
def register_post(name, &block)
  register(:post, name, &block)
end
register_pre(name, &block) click to toggle source
# File lib/kafo/hooking.rb, line 81
def register_pre(name, &block)
  register(:pre, name, &block)
end
register_pre_commit(name, &block) click to toggle source
# File lib/kafo/hooking.rb, line 77
def register_pre_commit(name, &block)
  register(:pre_commit, name, &block)
end
register_pre_migrations(name, &block) click to toggle source
# File lib/kafo/hooking.rb, line 57
def register_pre_migrations(name, &block)
  register(:pre_migrations, name, &block)
end
register_pre_validations(name, &block) click to toggle source
# File lib/kafo/hooking.rb, line 73
def register_pre_validations(name, &block)
  register(:pre_validations, name, &block)
end
register_pre_values(name, &block) click to toggle source
# File lib/kafo/hooking.rb, line 69
def register_pre_values(name, &block)
  register(:pre_values, name, &block)
end

Private Instance Methods

register(group, name, &block) click to toggle source
# File lib/kafo/hooking.rb, line 91
def register(group, name, &block)
  self.hooks[group][name] = block
end