3 # todo: maybe we do not need update_file() ?
13 use Fcntl
qw(:DEFAULT :flock);
15 use PVE
::Exception
qw(raise_param_exc);
24 our @EXPORT_OK = qw(read_file write_file register_file);
33 '/etc/network/interfaces' => '/etc/network/interfaces.new',
36 # to enable cached operation, you need to call 'inotify_init'
37 # inotify handles are a limited resource, so use with care (only
38 # enable the cache if you really need it)
40 # Note: please close the inotify handle after you fork
42 sub ccache_default_writer
{
43 my ($filename, $data) = @_;
45 die "undefined config writer for '$filename' :ERROR";
48 sub ccache_default_parser
{
49 my ($filename, $srcfd) = @_;
51 die "undefined config reader for '$filename' :ERROR";
54 sub ccache_compute_diff
{
55 my ($filename, $shadow) = @_;
59 open (TMP
, "diff -b -N -u '$filename' '$shadow'|");
61 while (my $line = <TMP
>) {
67 $diff = undef if !$diff;
75 foreach my $uid (keys %$ccacheregex) {
76 my $ccinfo = $ccacheregex->{$uid};
77 my $dir = $ccinfo->{dir
};
78 my $regex = $ccinfo->{regex
};
79 if ($filename =~ m
|^$dir/+$regex$|) {
80 if (!$ccache->{$filename}) {
82 while (my ($k, $v) = each %$ccinfo) {
85 $ccache->{$filename} = $cp;
87 return ($ccache->{$filename}, $filename);
91 $filename = $ccachemap->{$filename} if defined ($ccachemap->{$filename});
93 die "file '$filename' not added :ERROR" if !defined ($ccache->{$filename});
95 return ($ccache->{$filename}, $filename);
99 my ($fileid, $data, $full) = @_;
101 my ($ccinfo, $filename) = ccache_info
($fileid);
103 my $writer = $ccinfo->{writer
};
105 my $realname = $filename;
108 if ($shadow = $shadowfiles->{$filename}) {
112 my $perm = $ccinfo->{perm
} || 0644;
114 my $tmpname = "$realname.tmp.$$";
118 my $fh = IO
::File-
>new($tmpname, O_WRONLY
|O_CREAT
, $perm);
119 die "unable to open file '$tmpname' - $!\n" if !$fh;
121 $res = &$writer($filename, $fh, $data);
123 die "closing file '$tmpname' failed - $!\n" unless close $fh;
127 $ccinfo->{version
} = undef;
134 if (!rename($tmpname, $realname)) {
135 my $msg = "close (rename) atomic file '$filename' failed: $!\n";
141 if ($shadow && $full) {
142 $diff = ccache_compute_diff
($filename, $shadow);
146 return { data
=> $res, changes
=> $diff };
153 my ($fileid, $data, @args) = @_;
155 my ($ccinfo, $filename) = ccache_info
($fileid);
157 my $update = $ccinfo->{update
};
159 die "unable to update/merge data" if !$update;
161 my $lkfn = "$filename.lock";
169 $fd = IO
::File-
>new ($filename, "r");
171 my $new = &$update($filename, $fd, $data, @args);
174 PVE
::Tools
::file_set_contents
($filename, $new, $ccinfo->{perm
});
180 PVE
::Tools
::lock_file
($lkfn, $timeout, $code);
183 close($fd) if defined($fd);
190 sub discard_changes
{
191 my ($fileid, $full) = @_;
193 my ($ccinfo, $filename) = ccache_info
($fileid);
195 if (my $copy = $shadowfiles->{$filename}) {
199 return read_file
($filename, $full);
203 my ($fileid, $full) = @_;
207 my ($ccinfo, $filename) = ccache_info
($fileid);
209 $parser = $ccinfo->{parser
};
214 poll
() if $inotify; # read new inotify events
216 $versions->{$filename} = 0 if !defined ($versions->{$filename});
218 my $cver = $versions->{$filename};
220 if (my $copy = $shadowfiles->{$filename}) {
221 if ($fd = IO
::File-
>new ($copy, "r")) {
224 $fd = IO
::File-
>new ($filename, "r");
227 $fd = IO
::File-
>new ($filename, "r");
230 my $acp = $ccinfo->{always_call_parser
};
233 $ccinfo->{version
} = undef;
234 $ccinfo->{data
} = undef;
235 $ccinfo->{diff
} = undef;
236 return undef if !$acp;
239 my $noclone = $ccinfo->{noclone
};
242 if (!$ccinfo->{nocache
} &&
243 $inotify && $versions->{$filename} &&
244 defined ($ccinfo->{data
}) &&
245 defined ($ccinfo->{version
}) &&
246 ($ccinfo->{readonce
} ||
247 ($ccinfo->{version
} == $versions->{$filename}))) {
250 if (!$noclone && ref ($ccinfo->{data
})) {
251 $ret->{data
} = clone
($ccinfo->{data
});
253 $ret->{data
} = $ccinfo->{data
};
255 $ret->{changes
} = $ccinfo->{diff
};
257 return $full ?
$ret : $ret->{data
};
263 $diff = ccache_compute_diff
($filename, $shadow);
266 my $res = &$parser($filename, $fd);
268 if (!$ccinfo->{nocache
}) {
269 $ccinfo->{version
} = $cver;
272 # we cache data with references, so we always need to
273 # clone this data. Else the original data may get
275 $ccinfo->{data
} = $res;
278 $ccinfo->{diff
} = $diff;
281 if (!$noclone && ref ($ccinfo->{data
})) {
282 $ret->{data
} = clone
($ccinfo->{data
});
284 $ret->{data
} = $ccinfo->{data
};
286 $ret->{changes
} = $ccinfo->{diff
};
288 return $full ?
$ret : $ret->{data
};
291 sub parse_ccache_options
{
292 my ($ccinfo, %options) = @_;
294 foreach my $opt (keys %options) {
295 my $v = $options{$opt};
296 if ($opt eq 'readonce') {
297 $ccinfo->{$opt} = $v;
298 } elsif ($opt eq 'nocache') {
299 $ccinfo->{$opt} = $v;
300 } elsif ($opt eq 'shadow') {
301 $ccinfo->{$opt} = $v;
302 } elsif ($opt eq 'perm') {
303 $ccinfo->{$opt} = $v;
304 } elsif ($opt eq 'noclone') {
305 # noclone flag for large read-only data chunks like aplinfo
306 $ccinfo->{$opt} = $v;
307 } elsif ($opt eq 'always_call_parser') {
308 # when set, we call parser even when the file does not exists.
309 # this allows the parser to return some default
310 $ccinfo->{$opt} = $v;
312 die "internal error - unsupported option '$opt'";
318 my ($id, $filename, $parser, $writer, $update, %options) = @_;
320 die "can't register file '$filename' after inotify_init" if $inotify;
322 die "file '$filename' already added :ERROR" if defined ($ccache->{$filename});
323 die "ID '$id' already used :ERROR" if defined ($ccachemap->{$id});
328 $ccinfo->{parser
} = $parser || \
&ccache_default_parser
;
329 $ccinfo->{writer
} = $writer || \
&ccache_default_writer
;
330 $ccinfo->{update
} = $update;
332 parse_ccache_options
($ccinfo, %options);
334 if ($options{shadow
}) {
335 $shadowfiles->{$filename} = $options{shadow
};
338 $ccachemap->{$id} = $filename;
339 $ccache->{$filename} = $ccinfo;
343 my ($dir, $regex, $parser, $writer, $update, %options) = @_;
345 die "can't register regex after inotify_init" if $inotify;
347 my $uid = "$dir/$regex";
348 die "regular expression '$uid' already added :ERROR" if defined ($ccacheregex->{$uid});
352 $ccinfo->{dir
} = $dir;
353 $ccinfo->{regex
} = $regex;
354 $ccinfo->{parser
} = $parser || \
&ccache_default_parser
;
355 $ccinfo->{writer
} = $writer || \
&ccache_default_writer
;
356 $ccinfo->{update
} = $update;
358 parse_ccache_options
($ccinfo, %options);
360 $ccacheregex->{$uid} = $ccinfo;
366 if ($inotify_pid != $$) {
367 syslog
('err', "got inotify poll request in wrong process - disabling inotify");
370 1 while $inotify && $inotify->poll;
375 foreach my $filename (keys %$ccache) {
376 $ccache->{$filename}->{version
} = undef;
377 $ccache->{$filename}->{data
} = undef;
378 $ccache->{$filename}->{diff
} = undef;
388 die "only one inotify instance allowed" if $inotify;
390 $inotify = Linux
::Inotify2-
>new()
391 || die "Unable to create new inotify object: $!";
393 $inotify->blocking (0);
398 foreach my $fn (keys %$ccache) {
399 my $dir = dirname
($fn);
400 my $base = basename
($fn);
402 $dirhash->{$dir}->{$base} = $fn;
404 if (my $sf = $shadowfiles->{$fn}) {
405 $base = basename
($sf);
406 $dir = dirname
($sf);
407 $dirhash->{$dir}->{$base} = $fn; # change version of original file!
411 foreach my $uid (keys %$ccacheregex) {
412 my $ccinfo = $ccacheregex->{$uid};
413 $dirhash->{$ccinfo->{dir
}}->{_regex
} = 1;
418 foreach my $dir (keys %$dirhash) {
420 my $evlist = IN_MODIFY
|IN_ATTRIB
|IN_MOVED_FROM
|IN_MOVED_TO
|IN_DELETE
|IN_CREATE
;
421 $inotify->watch ($dir, $evlist, sub {
425 if ($inotify_pid != $$) {
426 syslog
('err', "got inotify event in wrong process");
429 if ($e->IN_ISDIR || !$name) {
433 if ($e->IN_Q_OVERFLOW) {
434 syslog
('info', "got inotify overflow - flushing cache");
439 if ($e->IN_UNMOUNT) {
440 syslog
('err', "got 'unmount' event on '$name' - disabling inotify");
443 if ($e->IN_IGNORED) {
444 syslog
('err', "got 'ignored' event on '$name' - disabling inotify");
448 if ($dirhash->{$dir}->{_regex
}) {
449 foreach my $uid (keys %$ccacheregex) {
450 my $ccinfo = $ccacheregex->{$uid};
451 next if $dir ne $ccinfo->{dir
};
452 my $regex = $ccinfo->{regex
};
453 if ($regex && ($name =~ m
|^$regex$|)) {
455 my $fn = "$dir/$name";
457 #print "VERSION:$fn:$versions->{$fn}\n";
460 } elsif (my $fn = $dirhash->{$dir}->{$name}) {
463 #print "VERSION:$fn:$versions->{$fn}\n";
468 foreach my $dir (keys %$dirhash) {
469 foreach my $name (keys %{$dirhash->{$dir}}) {
470 if ($name eq '_regex') {
471 foreach my $uid (keys %$ccacheregex) {
472 my $ccinfo = $ccacheregex->{$uid};
473 next if $dir ne $ccinfo->{dir
};
474 my $re = $ccinfo->{regex
};
475 if (my $fd = IO
::Dir-
>new ($dir)) {
476 while (defined(my $de = $fd->read)) {
477 if ($de =~ m/^$re$/) {
479 $versions->{$fn}++; # init with version
480 #print "init:$fn:$versions->{$fn}\n";
486 my $fn = $dirhash->{$dir}->{$name};
487 $versions->{$fn}++; # init with version
488 #print "init:$fn:$versions->{$fn}\n";
498 return $cached_nodename if $cached_nodename;
500 my ($sysname, $nodename) = POSIX
::uname
();
502 $nodename =~ s/\..*$//; # strip domain part, if any
504 die "unable to read node name\n" if !$nodename;
506 $cached_nodename = $nodename;
508 return $cached_nodename;
511 sub read_etc_hostname
{
512 my ($filename, $fd) = @_;
514 my $hostname = <$fd>;
518 $hostname =~ s/\..*$//; # strip domain part, if any
523 sub write_etc_hostname
{
524 my ($filename, $fh, $hostname) = @_;
526 die "write failed: $!" unless print $fh "$hostname\n";
531 register_file
('hostname', "/etc/hostname",
533 \
&write_etc_hostname
);
535 sub read_etc_resolv_conf
{
536 my ($filename, $fh) = @_;
541 while (my $line = <$fh>) {
543 if ($line =~ m/^(search|domain)\s+(\S+)\s*/) {
545 } elsif ($line =~ m/^\s*nameserver\s+($PVE::Tools::IPRE)\s*/) {
548 $res->{"dns$nscount"} = $1;
556 sub update_etc_resolv_conf
{
557 my ($filename, $fh, $resolv, @args) = @_;
561 $data = "search $resolv->{search}\n"
562 if $resolv->{search
};
565 foreach my $k ("dns1", "dns2", "dns3") {
566 my $ns = $resolv->{$k};
567 if ($ns && $ns ne '0.0.0.0' && !$written->{$ns}) {
569 $data .= "nameserver $ns\n";
573 while (my $line = <$fh>) {
574 next if $line =~ m/^(search|domain|nameserver)\s+/;
581 register_file
('resolvconf', "/etc/resolv.conf",
582 \
&read_etc_resolv_conf
, undef,
583 \
&update_etc_resolv_conf
);
585 sub read_etc_timezone
{
586 my ($filename, $fd) = @_;
588 my $timezone = <$fd>;
595 sub write_etc_timezone
{
596 my ($filename, $fh, $timezone) = @_;
598 my $tzinfo = "/usr/share/zoneinfo/$timezone";
600 raise_param_exc
({ 'timezone' => "No such timezone" })
603 ($timezone) = $timezone =~ m/^(.*)$/; # untaint
605 print $fh "$timezone\n";
607 unlink ("/etc/localtime");
608 symlink ("/usr/share/zoneinfo/$timezone", "/etc/localtime");
612 register_file
('timezone', "/etc/timezone",
614 \
&write_etc_timezone
);
616 sub read_active_workers
{
617 my ($filename, $fh) = @_;
622 while (defined (my $line = <$fh>)) {
623 if ($line =~ m/^(\S+)\s(0|1)(\s([0-9A-Za-z]{8})(\s(\s*\S.*))?)?$/) {
628 if ((my $task = PVE
::Tools
::upid_decode
($upid, 1))) {
629 $task->{upid
} = $upid;
630 $task->{saved
} = $saved;
631 $task->{endtime
} = hex($endtime) if $endtime;
632 $task->{status
} = $status if $status;
636 warn "unable to parse line: $line";
644 sub write_active_workers
{
645 my ($filename, $fh, $tasklist) = @_;
648 foreach my $task (@$tasklist) {
649 my $upid = $task->{upid
};
650 my $saved = $task->{saved
} ?
1 : 0;
651 if ($task->{endtime
}) {
652 if ($task->{status
}) {
653 $raw .= sprintf("%s %s %08X %s\n", $upid, $saved, $task->{endtime
}, $task->{status
});
655 $raw .= sprintf("%s %s %08X\n", $upid, $saved, $task->{endtime
});
658 $raw .= "$upid $saved\n";
662 PVE
::Tools
::safe_print
($filename, $fh, $raw) if $raw;
665 register_file
('active', "/var/log/pve/tasks/active",
666 \
&read_active_workers
,
667 \
&write_active_workers
);
670 our $bond_modes = { 'balance-rr' => 0,
671 'active-backup' => 1,
679 my $ovs_bond_modes = {
680 'active-backup' => 1,
682 'lacp-balance-slb' => 1,
683 'lacp-balance-tcp' => 1,
686 #sub get_bond_modes {
687 # return $bond_modes;
690 my $parse_ovs_option = sub {
694 foreach my $kv (split (/\s+/, $data || '')) {
695 my ($k, $v) = split('=', $kv, 2);
696 $opts->{$k} = $v if $k && $v;
701 my $set_ovs_option = sub {
702 my ($d, %params) = @_;
704 my $opts = &$parse_ovs_option($d->{ovs_options
});
706 foreach my $k (keys %params) {
716 foreach my $k (keys %$opts) {
717 push @$res, "$k=$opts->{$k}";
720 if (my $new = join(' ', @$res)) {
721 $d->{ovs_options
} = $new;
722 return $d->{ovs_options
};
724 delete $d->{ovs_options
};
729 my $extract_ovs_option = sub {
732 my $opts = &$parse_ovs_option($d->{ovs_options
});
734 my $v = delete $opts->{$name};
737 foreach my $k (keys %$opts) {
738 push @$res, "$k=$opts->{$k}";
741 if (my $new = join(' ', @$res)) {
742 $d->{ovs_options
} = $new;
744 delete $d->{ovs_options
};
753 # <optional> exists => BOOL,
754 # <optional> active => BOOL,
755 # <optional> autostart => BOOL,
756 # <auto> priority => INT,
758 # type => "eth" | "bridge" | "bond" | "loopback" | "OVS*" | ... ,
760 # families => ["inet", "inet6", ...],
762 # method => "manual" | "static" | "dhcp" | ... ,
767 # comments => [ "..." ],
769 # method6 => "manual" | "static" | "dhcp" | ... ,
771 # netmask6 => SUBNET,
773 # comments6 => [ "..." ],
775 # <known options>, # like bridge_ports, ovs_*
777 # # extra/unknown options stored by-family:
778 # options => { <inet options>... }
779 # options6 => { <inet6 options>... }
783 # # mappings end up here as well, as we don't need to understand them
787 sub read_etc_network_interfaces
{
788 my ($filename, $fh) = @_;
789 my $proc_net_dev = IO
::File-
>new('/proc/net/dev', 'r');
790 my $active = PVE
::ProcFSTools
::get_active_network_interfaces
();
791 return __read_etc_network_interfaces
($fh, $proc_net_dev, $active);
794 sub __read_etc_network_interfaces
{
795 my ($fh, $proc_net_dev, $active_ifaces) = @_;
798 my $ifaces = $config->{ifaces
} = {};
799 my $options = $config->{options
} = [];
804 while (defined ($line = <$proc_net_dev>)) {
805 if ($line =~ m/^\s*($PVE::Network::PHYSICAL_NIC_RE):.*/) {
806 $ifaces->{$1}->{exists} = 1;
809 close($proc_net_dev);
812 # we try to keep order inside the file
813 my $priority = 2; # 1 is reserved for lo
815 SECTION
: while (defined ($line = <$fh>)) {
817 next if $line =~ m/^\s*#/;
819 if ($line =~ m/^\s*auto\s+(.*)$/) {
820 my @aa = split (/\s+/, $1);
822 foreach my $a (@aa) {
823 $ifaces->{$a}->{autostart
} = 1;
826 } elsif ($line =~ m/^\s*iface\s+(\S+)\s+(inet6?)\s+(\S+)\s*$/) {
829 my $f = { method => $3 }; # by family, merged to $d with a $suffix
830 (my $suffix = $family) =~ s/^inet//;
832 my $d = $ifaces->{$i} ||= {};
833 $d->{priority
} = $priority++ if !$d->{priority
};
834 push @{$d->{families
}}, $family;
836 while (defined ($line = <$fh>)) {
838 if ($line =~ m/^\s*#(.*?)\s*$/) {
839 # NOTE: we use 'comments' instead of 'comment' to
840 # avoid automatic utf8 conversion
841 $f->{comments
} = '' if !$f->{comments
};
842 $f->{comments
} .= "$1\n";
843 } elsif ($line =~ m
/^\s
*(?
:iface\s
851 } elsif ($line =~ m/^\s*((\S+)\s+(.+))$/) {
853 my ($id, $value) = ($2, $3);
854 if (($id eq 'address') || ($id eq 'netmask') || ($id eq 'broadcast') || ($id eq 'gateway')) {
856 } elsif ($id eq 'ovs_type' || $id eq 'ovs_options'|| $id eq 'ovs_bridge' ||
857 $id eq 'ovs_bonds' || $id eq 'ovs_ports') {
859 } elsif ($id eq 'slaves' || $id eq 'bridge_ports') {
861 foreach my $p (split (/\s+/, $value)) {
862 next if $p eq 'none';
865 my $str = join (' ', sort keys %{$devs});
867 $d->{$id} .= ' ' . $str if $str;
869 $d->{$id} = $str || '';
871 } elsif ($id eq 'bridge_stp') {
872 if ($value =~ m/^\s*(on|yes)\s*$/i) {
877 } elsif ($id eq 'bridge_fd') {
879 } elsif ($id eq 'bridge_vlan_aware') {
881 } elsif ($id eq 'bond_miimon') {
883 } elsif ($id eq 'bond_xmit_hash_policy') {
885 } elsif ($id eq 'bond_mode') {
887 foreach my $bm (keys %$bond_modes) {
888 my $id = $bond_modes->{$bm};
896 push @{$f->{options
}}, $option;
902 $d->{"$_$suffix"} = $f->{$_} foreach (keys %$f);
903 last SECTION
if !defined($line);
905 } elsif ($line =~ /\w/) {
906 push @$options, [$priority++, $line];
910 foreach my $ifname (@$active_ifaces) {
911 if (my $iface = $ifaces->{$ifname}) {
912 $iface->{active
} = 1;
916 if (!$ifaces->{lo
}) {
917 $ifaces->{lo
}->{priority
} = 1;
918 $ifaces->{lo
}->{method} = 'loopback';
919 $ifaces->{lo
}->{type
} = 'loopback';
920 $ifaces->{lo
}->{autostart
} = 1;
923 foreach my $iface (keys %$ifaces) {
924 my $d = $ifaces->{$iface};
925 if ($iface =~ m/^bond\d+$/) {
926 if (!$d->{ovs_type
}) {
928 } elsif ($d->{ovs_type
} eq 'OVSBond') {
929 $d->{type
} = $d->{ovs_type
};
930 # translate: ovs_options => bond_mode
931 $d->{'bond_mode'} = &$extract_ovs_option($d, 'bond_mode');
932 my $lacp = &$extract_ovs_option($d, 'lacp');
933 if ($lacp && $lacp eq 'active') {
934 if ($d->{'bond_mode'} eq 'balance-slb') {
935 $d->{'bond_mode'} = 'lacp-balance-slb';
938 # Note: balance-tcp needs lacp
939 if ($d->{'bond_mode'} eq 'balance-tcp') {
940 $d->{'bond_mode'} = 'lacp-balance-tcp';
942 my $tag = &$extract_ovs_option($d, 'tag');
943 $d->{ovs_tag
} = $tag if defined($tag);
945 $d->{type
} = 'unknown';
947 } elsif ($iface =~ m/^vmbr\d+$/) {
948 if (!$d->{ovs_type
}) {
949 $d->{type
} = 'bridge';
951 if (!defined ($d->{bridge_fd
})) {
954 if (!defined ($d->{bridge_stp
})) {
955 $d->{bridge_stp
} = 'off';
957 } elsif ($d->{ovs_type
} eq 'OVSBridge') {
958 $d->{type
} = $d->{ovs_type
};
960 $d->{type
} = 'unknown';
962 } elsif ($iface =~ m/^(\S+):\d+$/) {
963 $d->{type
} = 'alias';
964 if (defined ($ifaces->{$1})) {
965 $d->{exists} = $ifaces->{$1}->{exists};
967 $ifaces->{$1}->{exists} = 0;
970 } elsif ($iface =~ m/^(\S+)\.\d+$/) {
972 if (defined ($ifaces->{$1})) {
973 $d->{exists} = $ifaces->{$1}->{exists};
975 $ifaces->{$1}->{exists} = 0;
978 } elsif ($iface =~ m/^$PVE::Network::PHYSICAL_NIC_RE$/) {
979 if (!$d->{ovs_type
}) {
981 } elsif ($d->{ovs_type
} eq 'OVSPort') {
982 $d->{type
} = $d->{ovs_type
};
983 my $tag = &$extract_ovs_option($d, 'tag');
984 $d->{ovs_tag
} = $tag if defined($tag);
986 $d->{type
} = 'unknown';
988 } elsif ($iface =~ m/^lo$/) {
989 $d->{type
} = 'loopback';
991 if (!$d->{ovs_type
}) {
992 $d->{type
} = 'unknown';
993 } elsif ($d->{ovs_type
} eq 'OVSIntPort') {
994 $d->{type
} = $d->{ovs_type
};
995 my $tag = &$extract_ovs_option($d, 'tag');
996 $d->{ovs_tag
} = $tag if defined($tag);
1000 $d->{method} = 'manual' if !$d->{method};
1001 $d->{method6
} = 'manual' if !$d->{method6
};
1003 $d->{families
} ||= ['inet'];
1006 # OVS bridges create "allow-$BRIDGE $IFACE" lines which we need to remove
1007 # from the {options} hash for them to be removed correctly.
1008 @$options = grep {defined($_)} map {
1009 my ($pri, $line) = @$_;
1010 if ($line =~ /^allow-(\S+)\s+(.*)$/) {
1012 my @ports = split(/\s+/, $2);
1013 if (defined(my $br = $ifaces->{$bridge})) {
1014 # if this port is part of a bridge, remove it
1015 my %in_ovs_ports = map {$_=>1} split(/\s+/, $br->{ovs_ports
});
1016 @ports = grep { not $in_ovs_ports{$_} } @ports;
1018 # create the allow line for the remaining ports, or delete if empty
1020 [$pri, "allow-$bridge " . join(' ', @ports)];
1025 # don't modify other lines
1033 sub __interface_to_string
{
1034 my ($iface, $d, $family, $first_block) = @_;
1036 (my $suffix = $family) =~ s/^inet//;
1038 return '' if !($d && $d->{"method$suffix"});
1042 $raw .= "iface $iface $family " . $d->{"method$suffix"} . "\n";
1043 $raw .= "\taddress " . $d->{"address$suffix"} . "\n" if $d->{"address$suffix"};
1044 $raw .= "\tnetmask " . $d->{"netmask$suffix"} . "\n" if $d->{"netmask$suffix"};
1045 $raw .= "\tgateway " . $d->{"gateway$suffix"} . "\n" if $d->{"gateway$suffix"};
1046 $raw .= "\tbroadcast " . $d->{"broadcast$suffix"} . "\n" if $d->{"broadcast$suffix"};
1048 my $done = { type
=> 1, priority
=> 1, method => 1, active
=> 1, exists => 1,
1049 comments
=> 1, autostart
=> 1, options
=> 1,
1050 address
=> 1, netmask
=> 1, gateway
=> 1, broadcast
=> 1,
1051 method6
=> 1, families
=> 1, options6
=> 1,
1052 address6
=> 1, netmask6
=> 1, gateway6
=> 1, broadcast6
=> 1 };
1054 if (!$first_block) {
1055 # not printing out options
1056 } elsif ($d->{type
} eq 'bridge') {
1058 $d->{bridge_ports
} =~ s/[;,\s]+/ /g;
1059 my $ports = $d->{bridge_ports
} || 'none';
1060 $raw .= "\tbridge_ports $ports\n";
1061 $done->{bridge_ports
} = 1;
1063 my $v = defined($d->{bridge_stp
}) ?
$d->{bridge_stp
} : 'off';
1064 $raw .= "\tbridge_stp $v\n";
1065 $done->{bridge_stp
} = 1;
1067 $v = defined($d->{bridge_fd
}) ?
$d->{bridge_fd
} : 0;
1068 $raw .= "\tbridge_fd $v\n";
1069 $done->{bridge_fd
} = 1;
1071 if( defined($d->{bridge_vlan_aware
})) {
1072 $raw .= "\tbridge_vlan_aware yes\n";
1074 $done->{bridge_vlan_aware
} = 1;
1076 } elsif ($d->{type
} eq 'bond') {
1078 $d->{slaves
} =~ s/[;,\s]+/ /g;
1079 my $slaves = $d->{slaves
} || 'none';
1080 $raw .= "\tslaves $slaves\n";
1081 $done->{slaves
} = 1;
1083 my $v = defined ($d->{'bond_miimon'}) ?
$d->{'bond_miimon'} : 100;
1084 $raw .= "\tbond_miimon $v\n";
1085 $done->{'bond_miimon'} = 1;
1087 $v = defined ($d->{'bond_mode'}) ?
$d->{'bond_mode'} : 'balance-rr';
1088 $raw .= "\tbond_mode $v\n";
1089 $done->{'bond_mode'} = 1;
1091 if ($d->{'bond_mode'} && $d->{'bond_xmit_hash_policy'} &&
1092 ($d->{'bond_mode'} eq 'balance-xor' || $d->{'bond_mode'} eq '802.3ad')) {
1093 $raw .= "\tbond_xmit_hash_policy $d->{'bond_xmit_hash_policy'}\n";
1095 $done->{'bond_xmit_hash_policy'} = 1;
1097 } elsif ($d->{type
} eq 'OVSBridge') {
1099 $raw .= "\tovs_type $d->{type}\n";
1100 $done->{ovs_type
} = 1;
1102 $raw .= "\tovs_ports $d->{ovs_ports}\n" if $d->{ovs_ports
};
1103 $done->{ovs_ports
} = 1;
1104 } elsif ($d->{type
} eq 'OVSPort' || $d->{type
} eq 'OVSIntPort' ||
1105 $d->{type
} eq 'OVSBond') {
1107 $d->{autostart
} = 0; # started by the bridge
1109 if (defined($d->{ovs_tag
})) {
1110 &$set_ovs_option($d, tag
=> $d->{ovs_tag
});
1112 $done->{ovs_tag
} = 1;
1114 if ($d->{type
} eq 'OVSBond') {
1116 $d->{bond_mode
} = 'active-backup' if !$d->{bond_mode
};
1118 $ovs_bond_modes->{$d->{bond_mode
}} ||
1119 die "OVS does not support bond mode '$d->{bond_mode}\n";
1121 if ($d->{bond_mode
} eq 'lacp-balance-slb') {
1122 &$set_ovs_option($d, lacp
=> 'active');
1123 &$set_ovs_option($d, bond_mode
=> 'balance-slb');
1124 } elsif ($d->{bond_mode
} eq 'lacp-balance-tcp') {
1125 &$set_ovs_option($d, lacp
=> 'active');
1126 &$set_ovs_option($d, bond_mode
=> 'balance-tcp');
1128 &$set_ovs_option($d, lacp
=> undef);
1129 &$set_ovs_option($d, bond_mode
=> $d->{bond_mode
});
1131 $done->{bond_mode
} = 1;
1133 $raw .= "\tovs_bonds $d->{ovs_bonds}\n" if $d->{ovs_bonds
};
1134 $done->{ovs_bonds
} = 1;
1137 $raw .= "\tovs_type $d->{type}\n";
1138 $done->{ovs_type
} = 1;
1140 if ($d->{ovs_bridge
}) {
1141 $raw = "allow-$d->{ovs_bridge} $iface\n$raw";
1142 $raw .= "\tovs_bridge $d->{ovs_bridge}\n";
1143 $done->{ovs_bridge
} = 1;
1148 # print other settings
1149 foreach my $k (keys %$d) {
1150 next if $done->{$k};
1152 $raw .= "\t$k $d->{$k}\n";
1156 foreach my $option (@{$d->{"options$suffix"}}) {
1157 $raw .= "\t$option\n";
1161 my $comments = $d->{"comments$suffix"} || '';
1162 foreach my $cl (split(/\n/, $comments)) {
1172 sub write_etc_network_interfaces
{
1173 my ($filename, $fh, $config) = @_;
1174 my $raw = __write_etc_network_interfaces
($config);
1175 PVE
::Tools
::safe_print
($filename, $fh, $raw);
1177 sub __write_etc_network_interfaces
{
1180 my $ifaces = $config->{ifaces
};
1181 my @options = @{$config->{options
}};
1183 my $used_ports = {};
1185 foreach my $iface (keys %$ifaces) {
1186 my $d = $ifaces->{$iface};
1189 foreach my $k (qw(bridge_ports ovs_ports slaves ovs_bonds)) {
1190 $ports .= " $d->{$k}" if $d->{$k};
1193 foreach my $p (PVE
::Tools
::split_list
($ports)) {
1194 die "port '$p' is already used on interface '$used_ports->{$p}'\n"
1195 if $used_ports->{$p} && $used_ports->{$p} ne $iface;
1196 $used_ports->{$p} = $iface;
1200 # delete unused OVS ports
1201 foreach my $iface (keys %$ifaces) {
1202 my $d = $ifaces->{$iface};
1203 if ($d->{type
} eq 'OVSPort' || $d->{type
} eq 'OVSIntPort' ||
1204 $d->{type
} eq 'OVSBond') {
1205 my $brname = $used_ports->{$iface};
1206 if (!$brname || !$ifaces->{$brname}) {
1207 if ($iface =~ /^$PVE::Network::PHYSICAL_NIC_RE/) {
1208 $ifaces->{$iface} = { type
=> 'eth',
1211 families
=> ['inet'] };
1213 delete $ifaces->{$iface};
1217 my $bd = $ifaces->{$brname};
1218 if ($bd->{type
} ne 'OVSBridge') {
1219 delete $ifaces->{$iface};
1225 # create OVS bridge ports
1226 foreach my $iface (keys %$ifaces) {
1227 my $d = $ifaces->{$iface};
1228 if ($d->{type
} eq 'OVSBridge' && $d->{ovs_ports
}) {
1229 foreach my $p (split (/\s+/, $d->{ovs_ports
})) {
1230 my $n = $ifaces->{$p};
1231 die "OVS bridge '$iface' - unable to find port '$p'\n"
1233 $n->{autostart
} = 0;
1234 if ($n->{type
} eq 'eth') {
1235 $n->{type
} = 'OVSPort';
1236 $n->{ovs_bridge
} = $iface;
1237 } elsif ($n->{type
} eq 'OVSBond' || $n->{type
} eq 'OVSPort' ||
1238 $n->{type
} eq 'OVSIntPort') {
1239 $n->{ovs_bridge
} = $iface;
1241 die "interface '$p' is not defined as OVS port/bond\n";
1247 # check OVS bond ports
1248 foreach my $iface (keys %$ifaces) {
1249 my $d = $ifaces->{$iface};
1250 if ($d->{type
} eq 'OVSBond' && $d->{ovs_bonds
}) {
1251 foreach my $p (split (/\s+/, $d->{ovs_bonds
})) {
1252 my $n = $ifaces->{$p};
1253 die "OVS bond '$iface' - unable to find slave '$p'\n"
1255 die "OVS bond '$iface' - wrong interface type on slave '$p' " .
1256 "('$n->{type}' != 'eth')\n" if $n->{type
} ne 'eth';
1261 my $raw = <<'NETWORKDOC';
1262 # network interface settings; autogenerated
1263 # Please do NOT modify this file directly, unless you know what
1266 # If you want to manage part of the network configuration manually,
1267 # please utilize the 'source' or 'source-directory' directives to do
1269 # PVE will preserve these directives, but will NOT its network
1270 # configuration from sourced files, so do not attempt to move any of
1271 # the PVE managed interfaces into external files!
1277 my $if_type_hash = {
1284 my $lookup_type_prio = sub {
1288 if ($iface =~ m/^(\S+)(\.|:)\d+$/) {
1294 if ($iface eq 'lo') {
1295 $pri = $if_type_hash->{loopback
};
1296 } elsif ($iface =~ m/^$PVE::Network::PHYSICAL_NIC_RE$/) {
1297 $pri = $if_type_hash->{eth
} + $child;
1298 } elsif ($iface =~ m/^bond\d+$/) {
1299 $pri = $if_type_hash->{bond
} + $child;
1300 } elsif ($iface =~ m/^vmbr\d+$/) {
1301 $pri = $if_type_hash->{bridge
} + $child;
1307 foreach my $iface (sort {
1308 my $ref1 = $ifaces->{$a};
1309 my $ref2 = $ifaces->{$b};
1310 my $tp1 = &$lookup_type_prio($a);
1311 my $tp2 = &$lookup_type_prio($b);
1313 # Only recognized types are in relation to each other. If one type
1314 # is unknown then only consider the interfaces' priority attributes.
1315 $tp1 = $tp2 = 0 if !defined($tp1) || !defined($tp2);
1317 my $p1 = $tp1 + ($ref1->{priority
} // 50000);
1318 my $p2 = $tp2 + ($ref2->{priority
} // 50000);
1320 return $p1 <=> $p2 if $p1 != $p2;
1324 next if $printed->{$iface};
1326 my $d = $ifaces->{$iface};
1327 my $pri = $d->{priority
} // 0;
1328 if (@options && $options[0]->[0] < $pri) {
1330 $raw .= (shift @options)->[1] . "\n";
1331 } while (@options && $options[0]->[0] < $pri);
1335 $printed->{$iface} = 1;
1336 $raw .= "auto $iface\n" if $d->{autostart
};
1337 my $i = 0; # some options should be printed only once
1338 $raw .= __interface_to_string
($iface, $d, $_, !$i++) foreach @{$d->{families
}};
1341 $raw .= $_->[1] . "\n" foreach @options;
1345 register_file
('interfaces', "/etc/network/interfaces",
1346 \
&read_etc_network_interfaces
,
1347 \
&write_etc_network_interfaces
);
1350 sub read_iscsi_initiatorname
{
1351 my ($filename, $fd) = @_;
1353 while (defined(my $line = <$fd>)) {
1354 if ($line =~ m/^InitiatorName=(\S+)$/) {
1362 register_file
('initiatorname', "/etc/iscsi/initiatorname.iscsi",
1363 \
&read_iscsi_initiatorname
);
1366 my ($filename, $fd) = @_;
1370 my $raw = defined($fd) ?
<$fd> : '';
1375 my @tokens = split(/\s+/, $raw);
1380 while (defined(my $tok = shift @tokens)) {
1382 $machine = shift @tokens if $tok eq 'machine';
1384 $data->{$machine} = {} if !$data->{$machine};
1386 $data->{$machine}->{login
} = shift @tokens if $tok eq 'login';
1387 $data->{$machine}->{password
} = shift @tokens if $tok eq 'password';
1393 my $format_apt_auth_data = sub {
1398 foreach my $machine (sort keys %$data) {
1399 my $d = $data->{$machine};
1400 $raw .= "machine $machine\n";
1401 $raw .= " login $d->{login}\n" if $d->{login
};
1402 $raw .= " password $d->{password}\n" if $d->{password
};
1409 sub write_apt_auth
{
1410 my ($filename, $fh, $data) = @_;
1412 my $raw = &$format_apt_auth_data($data);
1414 die "write failed: $!" unless print $fh "$raw\n";
1419 sub update_apt_auth
{
1420 my ($filename, $fh, $data) = @_;
1422 my $orig = read_apt_auth
($filename, $fh);
1424 foreach my $machine (keys %$data) {
1425 $orig->{$machine} = $data->{$machine};
1428 return &$format_apt_auth_data($orig);
1431 register_file
('apt-auth', "/etc/apt/auth.conf",
1432 \
&read_apt_auth
, \
&write_apt_auth
,
1433 \
&update_apt_auth
, perm
=> 0640);