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#! /usr/bin/ruby1.8
# NAME
#
# mauveserver -- receive alerts from station(s) around the network
#
# SYNOPSIS
#
# mauveserver [ -h | --help ] [<configuration file>]
#
# OPTIONS
#
# -h, --help Show a help message
#
# <configuration file> File to load the configuration from
#
# SEE ALSO
#
# mauveclient(1), mauveconsole(1)
#
# AUTHOR
#
# Patrick J Cherry <patrick@bytemark.co.uk>
#
def error(msg)
STDERR.print "*** Error: #{msg}\n"
STDERR.print "*** For help, type: #{$0} -h\n"
exit 1
end
begin
eval "Proc.new { |a,&b| }"
rescue SyntaxError => no_blocks_with_procs
error "mauveserver must have Ruby 1.8.7 or later"
end
# CAUTION! Kwality kode.
#
if ARGV.any?{|a| a =~ /--?h(elp)?/}
# Open the file, stripping the shebang line
lines = File.open(__FILE__){|fh| fh.readlines}[1..-1]
lines.each do |line|
line.chomp!
break if line.empty?
puts line[2..-1].to_s
end
exit 0
end
configuration_file = ARGV.shift
configuration_file = [".", "/etc/mauvealert/"].collect{|x| File.join("mauveserver.conf") }.find{|d| File.file?(d)} if configuration_file.nil?
configuration_file = File.expand_path(configuration_file)
unless File.file?(configuration_file)
error "Configuration file #{configuration_file} not found\n"
end
require 'mauve/configuration'
begin
Mauve::Configuration.current = Mauve::ConfigurationBuilder.load(configuration_file)
rescue StandardError => ex
error ex.message
end
%w(HUP).each do |sig|
trap(sig) do
# this blows up if you do it twice in quick succession, but don't really
# care about that case as it's only for log rotation.
Mauve::Server.instance.logger.warn "#{sig} signal received. Restarting."
Mauve::Server.instance.stop
#
# Reload configuration
#
begin
new_config = Mauve::ConfigurationBuilder.load(configuration_file)
Mauve::Configuration.current = new_config
rescue BuildException => ex
Mauve::Server.instance.logger.error "Reconfiguration failed: #{ex}. Sticking with old one."
end
Mauve::Server.instance.logger.warn "Restarting."
Mauve::Server.instance.start
end
end
%w(USR1).each do |sig|
trap(sig) do
Mauve::Server.instance.logger.warn "#{sig} signal received. Re-opening logs."
Log4r::Outputter.each_outputter do |old|
next unless old.is_a?(Log4r::FileOutputter)
new = Log4r::FileOutputter.new(old.name, {:filename => old.filename, :trunc => false})
new.formatter = old.formatter
new.level = old.level
Mauve::Server.instance.logger.outputters << new
Mauve::Server.instance.logger.outputters.delete(old)
old.close
Mauve::Server.instance.logger.debug "Opened #{new.filename}."
end
end
end
%w(QUIT TERM INT).each do |sig|
trap(sig) do
Mauve::Server.instance.logger.warn "#{sig} signal received. Stopping."
Mauve::Server.instance.stop
exit 0
end
end
begin
Mauve::Server.instance.run
rescue StandardError => ex
error ex.message
end
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