57 lines
2.1 KiB
Perl
57 lines
2.1 KiB
Perl
#!/usr/bin/perl -W
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#----------------------------------------------------------------------
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# copyright (C) 2001 Florin Grad
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#
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# This is a really silly program that is supposed to allow an update of
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# a dhcp-2* server to a dhcp-3* server
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#------------------------------------------------------------------------
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#search for a ddns-update-style entry in /etc/dhcpd.conf file
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my $conf_file = "/etc/named.conf"; #$ARGV[0];
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my $conf_file_orig = "/etc/named.conf.orig";
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my $i=0;
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open (NAMEDCONF, "< $conf_file") or die "Can't open the $conf_file file for reading";
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while (<NAMEDCONF>) {
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if (/pid-file/) {
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$i++;
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};
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};
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close (NAMEDCONF);
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if ($i == 0) { #we are on a bind8
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my $pid_line = 0;
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rename("$conf_file","$conf_file_orig") || die "Can't rename $conf_file: $!";
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open (NAMEDCONF_ORIG, "< $conf_file_orig") or die "Can't open the $conf_file_orig file for reading";
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open (NAMEDCONF, "> $conf_file") or die "Can't open the $conf_file file for writing";
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while (<NAMEDCONF_ORIG>) {
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if (/options/) {
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$pid_line++;
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print NAMEDCONF "$_"; # copy the current line in the new file
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next;
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};
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if ($pid_line == 0) { # didn't reach the the options section yet
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print NAMEDCONF "$_"; # copy the current line in the new file
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} else {
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print NAMEDCONF "\tpid-file \"/var/run/named/named.pid\"\;\n"; #add the missing line
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$pid_line = 0;
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print NAMEDCONF "$_";
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};
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};
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close (NAMEDCONF_ORIG);
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close (NAMEDCONF);
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}
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