/[vz-tools]/trunk/vz-from-config.pl
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Contents of /trunk/vz-from-config.pl

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Revision 75 - (show annotations)
Thu Mar 26 17:41:41 2009 UTC (13 years, 10 months ago) by dpavlin
File MIME type: text/plain
File size: 1022 byte(s)
set parametars from /etc/vz/conf to running VE

1 #!/usr/bin/perl
2
3 use warnings;
4 use strict;
5
6 use lib 'lib';
7 use VZ;
8
9 use Data::Dump qw/dump/;
10
11 my $file = shift @ARGV || die "usage: $0 /etc/vz/conf/veid.conf\n";
12
13 my $veid = $1 if $file =~ m{(\d+).conf};
14
15 open(my $fh, '<', $file) || die "can't open $file: $!";
16
17 my $config;
18
19 while (<$fh>) {
20 chomp;
21 if ( m{(\w+)\s*=\s*"?([^"]+)"?} ) {
22 my ($name,$value) = ($1,$2);
23 $config->{ lc($name) } = $value;
24 } else {
25 warn "SKIP: $_\n";
26 }
27 }
28
29 warn "# config ",dump( $config );
30
31 my $path = "/proc/bc/$veid/resources";
32 open(my $res, '<', $path) || die "can't open $path: $!";
33 while (<$res>) {
34 chomp;
35 s{^\s+}{};
36 my ( $name,$held,$maxheld,$barrier,$limit,$failcnt ) = split(/\s+/, $_, 6);
37
38 my ( $conf_barrier, $conf_limit ) = split(/:/, $config->{ $name });
39
40 if ( $barrier != $conf_barrier ) {
41 warn "# $name $barrier != $conf_barrier\n";
42
43 vzctl( 'set', $veid, "--$name", $conf_barrier );
44 }
45
46 if ( $limit != $conf_limit ) {
47 warn "# $name $limit != $conf_limit\n";
48 vzctl( 'set', $veid, "--$name", $conf_limit );
49 }
50
51 }

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