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# $OpenBSD: Ospfd.pm,v 1.4 2020/01/30 13:03:46 bluhm Exp $
# Copyright (c) 2010-2014 Alexander Bluhm <bluhm@openbsd.org>
# Copyright (c) 2014 Florian Riehm <mail@friehm.de>
#
# Permission to use, copy, modify, and distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
use strict;
use warnings;
package Ospfd;
use parent 'Proc';
use Carp;
use File::Basename;
sub new {
my $class = shift;
my %args = @_;
$args{logfile} ||= "ospfd.log";
$args{up} ||= "startup";
$args{down} ||= "terminating";
$args{func} = sub { Carp::confess "$class func may not be called" };
$args{conffile} ||= "ospfd.conf";
my $self = Proc::new($class, %args);
# generate ospfd.conf from config keys in %args
unlink $self->{conffile};
open(my $fh, '>', $self->{conffile})
or die ref($self), " conf file $self->{conffile} create failed: $!";
my %global_conf = %{$args{conf}{global}};
foreach my $key (keys %global_conf) {
print $fh "$key $global_conf{$key}\n";
}
my %area_conf = %{$args{conf}{areas}};
foreach my $area (keys %area_conf) {
print $fh "area $area {\n";
foreach my $if (keys %{${area_conf}{$area}}) {
print $fh "\tinterface $if {\n";
foreach my $if_opt (keys %{${area_conf}{$area}{$if}}) {
print $fh "\t\t$if_opt "
. "$area_conf{$area}{$if}{$if_opt}\n";
}
print $fh "\t}\n";
}
print $fh "}\n";
}
close $fh;
chmod(0600, $self->{conffile});
my @sudo = $ENV{SUDO} ? $ENV{SUDO} : ();
my @cmd = (@sudo, "/sbin/chown", "0:0", $self->{conffile});
system(@cmd)
and die ref($self), " system '@cmd' failed: $?";
return $self;
}
sub child {
my $self = shift;
my @sudo = $ENV{SUDO} ? $ENV{SUDO} : ();
my @ktrace = $ENV{KTRACE} || ();
push @ktrace, "-i", "-f", "ospfd.ktrace" if @ktrace;
my $ospfd = $ENV{OSPFD} ? $ENV{OSPFD} : "ospfd";
my @cmd = (@sudo, @ktrace, $ospfd, "-dv", "-f", $self->{conffile});
print STDERR "execute: @cmd\n";
exec @cmd;
die ref($self), " exec '@cmd' failed: $!";
}
1;
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