-#!/usr/bin/ruby -wKU
+#!/usr/bin/ruby -wU
#
# mailshears, to prune unused mail directories.
#
-# Mail accounts for virtual hosts are stored in SQL, and managed by
-# Postfixadmin. However, the physical directories are handled by
-# Postfix/Dovecot and are left untouched by Postfixadmin. This is good
-# for security, but comes at a cost: Postfixadmin can't remove a
-# user's mail directory when his or her account is deleted.
-#
-# This program compares the list of filesystem accounts with the ones
-# in the database. It outputs any accounts that exist in the
-# filesystem, but not the database.
-#
# Define a usage string using the program name.
exe = File.basename($PROGRAM_NAME)
require "#{mode_name}/#{mode_name}_dummy_runner"
def make_header(plugin_name)
- # The header that we output before the list of domains/accounts.
+ # The header that we output before the list of domains/users.
# Just the path of this script, the current time, and the plugin name.
exe = File.basename($PROGRAM_NAME)
header = "#{exe}, "
end
-plugin_class = nil
-runner_class = nil
-dummy_runner_class = nil
+plugin_module = nil
if mode == :rm then
- plugin_class = RmPlugin
- runner_class = RmRunner
- dummy_runner_class = RmDummyRunner
+ plugin_module = RmPlugin
elsif mode == :mv then
- plugin_class = MvPlugin
- runner_class = MvRunner
- dummy_runner_class = MvDummyRunner
+ plugin_module = MvPlugin
else
# Safe, catch-all default
- plugin_class = PrunePlugin
- runner_class = PruneRunner
- dummy_runner_class = PruneDummyRunner
+ plugin_module = PrunePlugin
end
-puts make_header(plugin_class.to_s())
-
-plugin_class.includers.each do |plugin_class_includer|
- plugin = plugin_class_includer.new()
- if cfg.i_mean_business then
- runner = runner_class.new()
- else
- runner = dummy_runner_class.new()
+# Buffer the output so that we can avoid printing the informational
+# header when no plugins produce output.
+require 'stringio'
+output_buffer = StringIO.new()
+$stdout = output_buffer
+
+begin
+ plugin_module.run(cfg, *ARGV)
+ensure
+ # Now restore stdout, and print the header plus whatever the plugins
+ # produced if they produced anything. If they didn't produce any
+ # output, then we avoid printing the header.
+ #
+ # This gets wrapped in an "ensure" block because otherwise, if
+ # plugin_module.run() crashes, the traceback will get stored in
+ # output_buffer and never get printed.
+ $stdout = STDOUT
+ if output_buffer.size > 0 then
+ puts make_header(plugin_module.to_s())
+ puts output_buffer.string()
end
-
- # The splat passes the correct (we hope) number of arguments to the
- # appropriate runner. The Rm(Dummy)Runner have splats on their
- # *target arguments as well, to turn ARGV back into an array.
- runner.run(plugin, *ARGV)
-
end