1 package MooseX::Daemonize::Core;
2 use strict; # because Kwalitee is pedantic
15 sub daemon_fork { fork }
17 # ignore these signals
18 $SIG{'HUP'} = 'IGNORE';
20 POSIX::setsid; # set session id
21 chdir '/'; # change to root directory
22 umask 0; # clear the file creation mask
24 # get the max numnber of possible file descriptors
25 my $openmax = POSIX::sysconf( &POSIX::_SC_OPEN_MAX );
26 $openmax = 64 if !defined($openmax) || $openmax < 0;
29 POSIX::close($_) foreach (0 .. $openmax);
31 open(STDIN, "+>/dev/null");
32 open(STDOUT, "+>&STDIN");
33 open(STDERR, "+>&STDIN");
38 return if $self->daemon_fork;
48 MooseX::Daemonize::Core - provides a Role the core daemonization features
62 If true, the process is the backgrounded process. This is useful for example
63 in an after 'start' => sub { } block
77 Calls C<Proc::Daemon::Init> to daemonize this process.
81 Setup the signal handlers, by default it only sets up handlers for SIGINT and SIGHUP
85 Handle a INT signal, by default calls C<$self->stop()>
89 Handle a HUP signal. By default calls C<$self->restart()>
93 The C<meta()> method from L<Class::MOP::Class>
99 =for author to fill in:
100 A list of all the other modules that this module relies upon,
101 including any restrictions on versions, and an indication whether
102 the module is part of the standard Perl distribution, part of the
103 module's distribution, or must be installed separately. ]
105 Obviously L<Moose>, and L<Proc::Daemon>
107 =head1 INCOMPATIBILITIES
109 =for author to fill in:
110 A list of any modules that this module cannot be used in conjunction
111 with. This may be due to name conflicts in the interface, or
112 competition for system or program resources, or due to internal
113 limitations of Perl (for example, many modules that use source code
114 filters are mutually incompatible).
119 =head1 BUGS AND LIMITATIONS
121 =for author to fill in:
122 A list of known problems with the module, together with some
123 indication Whether they are likely to be fixed in an upcoming
124 release. Also a list of restrictions on the features the module
125 does provide: data types that cannot be handled, performance issues
126 and the circumstances in which they may arise, practical
127 limitations on the size of data sets, special cases that are not
130 No bugs have been reported.
132 Please report any bugs or feature requests to
133 C<bug-acme-dahut-call@rt.cpan.org>, or through the web interface at
134 L<http://rt.cpan.org>.
138 L<Proc::Daemon>, L<Daemon::Generic>, L<MooseX::Getopt>
142 Chris Prather C<< <perigrin@cpan.org> >>
146 Mike Boyko, Matt S. Trout, Stevan Little, Brandon Black, Ash Berlin and the
149 Some bug fixes sponsored by Takkle Inc.
151 =head1 LICENCE AND COPYRIGHT
153 Copyright (c) 2007, Chris Prather C<< <perigrin@cpan.org> >>. All rights
156 This module is free software; you can redistribute it and/or
157 modify it under the same terms as Perl itself. See L<perlartistic>.
160 =head1 DISCLAIMER OF WARRANTY
162 BECAUSE THIS SOFTWARE IS LICENSED FREE OF CHARGE, THERE IS NO WARRANTY
163 FOR THE SOFTWARE, TO THE EXTENT PERMITTED BY APPLICABLE LAW. EXCEPT WHEN
164 OTHERWISE STATED IN WRITING THE COPYRIGHT HOLDERS AND/OR OTHER PARTIES
165 PROVIDE THE SOFTWARE "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER
166 EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
167 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE
168 ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE SOFTWARE IS WITH
169 YOU. SHOULD THE SOFTWARE PROVE DEFECTIVE, YOU ASSUME THE COST OF ALL
170 NECESSARY SERVICING, REPAIR, OR CORRECTION.
172 IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING
173 WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MAY MODIFY AND/OR
174 REDISTRIBUTE THE SOFTWARE AS PERMITTED BY THE ABOVE LICENCE, BE
175 LIABLE TO YOU FOR DAMAGES, INCLUDING ANY GENERAL, SPECIAL, INCIDENTAL,
176 OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE
177 THE SOFTWARE (INCLUDING BUT NOT LIMITED TO LOSS OF DATA OR DATA BEING
178 RENDERED INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD PARTIES OR A
179 FAILURE OF THE SOFTWARE TO OPERATE WITH ANY OTHER SOFTWARE), EVEN IF
180 SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF