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-rw-r--r--config/alert-tracks-debian.ugly2
-rwxr-xr-xscript/alert-tracks-daemon4
-rwxr-xr-xscript/runner22
3 files changed, 24 insertions, 4 deletions
diff --git a/config/alert-tracks-debian.ugly b/config/alert-tracks-debian.ugly
index 8c2acdbb9..6dfa811a4 100644
--- a/config/alert-tracks-debian.ugly
+++ b/config/alert-tracks-debian.ugly
@@ -19,6 +19,8 @@ DUSER=!!(*= $user *)!!
trap "" 1
+export PIDFILE
+
case "$1" in
start)
echo -n "Starting WhatDoTheyKnow alert daemon: $NAME"
diff --git a/script/alert-tracks-daemon b/script/alert-tracks-daemon
index 7d3c2e4b5..9064eaa05 100755
--- a/script/alert-tracks-daemon
+++ b/script/alert-tracks-daemon
@@ -1,6 +1,6 @@
-#!/bin/bash
+#!/bin/sh
LOC=`dirname $0`
-"$LOC/runner" 'TrackMailer.alert_tracks_loop'
+"$LOC/runner" --daemon TrackMailer.alert_tracks_loop
diff --git a/script/runner b/script/runner
index e6b09cfe5..c12421aa2 100755
--- a/script/runner
+++ b/script/runner
@@ -1,9 +1,27 @@
#!/usr/bin/ruby
+daemon_mode = !ARGV.empty? && ARGV[0] == "--daemon"
+
script_dir = File.dirname(__FILE__)
alaveteli_dir = File.join(script_dir, "..")
Dir.chdir(alaveteli_dir) do
- require File.dirname(__FILE__) + '/../config/boot'
- require 'commands/runner'
+ require File.join(alaveteli_dir, 'config', 'boot')
+ if daemon_mode
+ # Run in daemon mode.
+ #
+ # If the environment variable PIDFILE is present,
+ # write the pid of the daemon process to that file.
+
+ pid = fork { require 'commands/runner' }
+ if ENV.has_key? "PIDFILE"
+ File.open(ENV["PIDFILE"], 'w') do |fh|
+ fh.puts pid
+ end
+ end
+ Process.detach(pid)
+ else
+
+ require 'commands/runner'
+ end
end