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# frozen_string_literal: true
module Riddle
NoConfigurationFileError = Class.new StandardError
class Controller
DEFAULT_MERGE_OPTIONS = {:filters => {}}.freeze
attr_accessor :path, :bin_path, :searchd_binary_name, :indexer_binary_name
def initialize(configuration, path)
@configuration = configuration
@path = path
@bin_path = ''
@searchd_binary_name = 'searchd'
@indexer_binary_name = 'indexer'
end
def sphinx_version
`#{indexer} 2>&1`[/Sphinx (\d+\.\d+(\.\d+|(?:-dev|(\-id64)?\-beta)))/, 1]
rescue
nil
end
def index(*indices)
options = indices.last.is_a?(Hash) ? indices.pop : {}
indices << '--all' if indices.empty?
command = "#{indexer} --config \"#{@path}\" #{indices.join(' ')}"
command = "#{command} --rotate" if running?
Riddle::ExecuteCommand.call command, options[:verbose]
end
def merge(destination, source, options = {})
options = DEFAULT_MERGE_OPTIONS.merge options
command = "#{indexer} --config \"#{@path}\"".dup
command << " --merge #{destination} #{source}"
options[:filters].each do |attribute, value|
value = value..value unless value.is_a?(Range)
command << " --merge-dst-range #{attribute} #{value.min} #{value.max}"
end
command << " --rotate" if running?
Riddle::ExecuteCommand.call command, options[:verbose]
end
def start(options = {})
return if running?
check_for_configuration_file
command = "#{searchd} --pidfile --config \"#{@path}\""
command = "#{command} --nodetach" if options[:nodetach]
exec(command) if options[:nodetach]
# Code does not get here if nodetach is true.
Riddle::ExecuteCommand.call command, options[:verbose]
end
def stop(options = {})
return true unless running?
check_for_configuration_file
stop_flag = 'stopwait'
stop_flag = 'stop' if Riddle.loaded_version.split('.').first == '0'
command = %(#{searchd} --pidfile --config "#{@path}" --#{stop_flag})
result = Riddle::ExecuteCommand.call command, options[:verbose]
result.successful = !running?
result
end
def pid
if File.exists?(configuration.searchd.pid_file)
File.read(configuration.searchd.pid_file)[/\d+/]
else
nil
end
end
def rotate
pid && Process.kill(:HUP, pid.to_i)
end
def running?
!!pid && !!Process.kill(0, pid.to_i)
rescue
false
end
private
attr_reader :configuration
def indexer
"#{bin_path}#{indexer_binary_name}"
end
def searchd
"#{bin_path}#{searchd_binary_name}"
end
def check_for_configuration_file
return if File.exist?(@path)
raise Riddle::NoConfigurationFileError, "'#{@path}' does not exist"
end
end
end
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