]>
git.proxmox.com Git - pve-cluster.git/blob - data/PVE/Cluster.pm
7 use Storable
qw(dclone);
10 use Digest
::HMAC_SHA1
;
26 use Data
::Dumper
; # fixme: remove
28 # x509 certificate utils
30 my $basedir = "/etc/pve";
31 my $authdir = "$basedir/priv";
32 my $lockdir = "/etc/pve/priv/lock";
34 my $authprivkeyfn = "$authdir/authkey.key";
35 my $authpubkeyfn = "$basedir/authkey.pub";
36 my $pveca_key_fn = "$authdir/pve-root-ca.key";
37 my $pveca_srl_fn = "$authdir/pve-root-ca.srl";
38 my $pveca_cert_fn = "$basedir/pve-root-ca.pem";
39 # this is just a secret accessable by the web browser
40 # and is used for CSRF prevention
41 my $pvewww_key_fn = "$basedir/pve-www.key";
44 my $ssh_rsa_id_priv = "/root/.ssh/id_rsa";
45 my $ssh_rsa_id = "/root/.ssh/id_rsa.pub";
46 my $ssh_host_rsa_id = "/etc/ssh/ssh_host_rsa_key.pub";
47 my $sshglobalknownhosts = "/etc/ssh/ssh_known_hosts";
48 my $sshknownhosts = "/etc/pve/priv/known_hosts";
49 my $sshauthkeys = "/etc/pve/priv/authorized_keys";
50 my $rootsshauthkeys = "/root/.ssh/authorized_keys";
54 'datacenter.cfg' => 1,
58 'priv/shadow.cfg' => 1,
62 # only write output if something fails
68 my $record_output = sub {
74 PVE
::Tools
::run_command
($cmd, outfunc
=> $record_output,
75 errfunc
=> $record_output);
86 sub check_cfs_quorum
{
89 # note: -w filename always return 1 for root, so wee need
90 # to use File::lstat here
91 my $st = File
::stat::lstat("$basedir/local");
92 my $quorate = ($st && (($st->mode & 0200) != 0));
94 die "cluster not ready - no quorum?\n" if !$quorate && !$noerr;
99 sub check_cfs_is_mounted
{
102 my $res = -l
"$basedir/local";
104 die "pve configuration filesystem not mounted\n"
113 check_cfs_is_mounted
();
115 my @required_dirs = (
118 "$basedir/nodes/$nodename",
119 "$basedir/nodes/$nodename/priv");
121 foreach my $dir (@required_dirs) {
123 mkdir($dir) || die "unable to create directory '$dir' - $!\n";
130 return if -f
"$authprivkeyfn";
132 check_cfs_is_mounted
();
134 mkdir $authdir || die "unable to create dir '$authdir' - $!\n";
136 my $cmd = "openssl genrsa -out '$authprivkeyfn' 2048";
137 run_silent_cmd
($cmd);
139 $cmd = "openssl rsa -in '$authprivkeyfn' -pubout -out '$authpubkeyfn'";
145 return if -f
$pveca_key_fn;
148 run_silent_cmd
(['openssl', 'genrsa', '-out', $pveca_key_fn, '2048']);
151 die "unable to generate pve ca key:\n$@" if $@;
156 if (-f
$pveca_key_fn && -f
$pveca_cert_fn) {
162 # we try to generate an unique 'subject' to avoid browser problems
163 # (reused serial numbers, ..)
164 my $nid = (split (/\s/, `md5sum '$pveca_key_fn'`))[0] || time();
167 run_silent_cmd
(['openssl', 'req', '-batch', '-days', '3650', '-new',
168 '-x509', '-nodes', '-key',
169 $pveca_key_fn, '-out', $pveca_cert_fn, '-subj',
170 "/CN=Proxmox Virtual Environment/OU=$nid/O=PVE Cluster Manager CA/"]);
173 die "generating pve root certificate failed:\n$@" if $@;
178 sub gen_pve_ssl_key
{
181 die "no node name specified" if !$nodename;
183 my $pvessl_key_fn = "$basedir/nodes/$nodename/pve-ssl.key";
185 return if -f
$pvessl_key_fn;
188 run_silent_cmd
(['openssl', 'genrsa', '-out', $pvessl_key_fn, '2048']);
191 die "unable to generate pve ssl key for node '$nodename':\n$@" if $@;
194 sub gen_pve_www_key
{
196 return if -f
$pvewww_key_fn;
199 run_silent_cmd
(['openssl', 'genrsa', '-out', $pvewww_key_fn, '2048']);
202 die "unable to generate pve www key:\n$@" if $@;
208 PVE
::Tools
::file_set_contents
($pveca_srl_fn, $serial);
211 sub gen_pve_ssl_cert
{
212 my ($force, $nodename, $ip) = @_;
214 die "no node name specified" if !$nodename;
215 die "no IP specified" if !$ip;
217 my $pvessl_cert_fn = "$basedir/nodes/$nodename/pve-ssl.pem";
219 return if !$force && -f
$pvessl_cert_fn;
221 my $names = "IP:127.0.0.1,DNS:localhost";
223 my $rc = PVE
::INotify
::read_file
('resolvconf');
227 my $fqdn = $nodename;
229 $names .= ",DNS:$nodename";
231 if ($rc && $rc->{search
}) {
232 $fqdn = $nodename . "." . $rc->{search
};
233 $names .= ",DNS:$fqdn";
236 my $sslconf = <<__EOD;
237 RANDFILE = /root/.rnd
242 distinguished_name = req_distinguished_name
243 req_extensions = v3_req
245 string_mask = nombstr
247 [ req_distinguished_name ]
248 organizationalUnitName = PVE Cluster Node
249 organizationName = Proxmox Virtual Environment
253 basicConstraints = CA:FALSE
255 keyUsage = nonRepudiation, digitalSignature, keyEncipherment
256 subjectAltName = $names
259 my $cfgfn = "/tmp/pvesslconf-$$.tmp";
260 my $fh = IO
::File-
>new ($cfgfn, "w");
264 my $reqfn = "/tmp/pvecertreq-$$.tmp";
267 my $pvessl_key_fn = "$basedir/nodes/$nodename/pve-ssl.key";
269 run_silent_cmd
(['openssl', 'req', '-batch', '-new', '-config', $cfgfn,
270 '-key', $pvessl_key_fn, '-out', $reqfn]);
276 die "unable to generate pve certificate request:\n$err";
279 update_serial
("0000000000000000") if ! -f
$pveca_srl_fn;
282 run_silent_cmd
(['openssl', 'x509', '-req', '-in', $reqfn, '-days', '3650',
283 '-out', $pvessl_cert_fn, '-CAkey', $pveca_key_fn,
284 '-CA', $pveca_cert_fn, '-CAserial', $pveca_srl_fn,
285 '-extfile', $cfgfn]);
291 die "unable to generate pve ssl certificate:\n$err";
298 sub gen_pve_node_files
{
299 my ($nodename, $ip, $opt_force) = @_;
301 gen_local_dirs
($nodename);
305 # make sure we have a (cluster wide) secret
306 # for CSRFR prevention
309 # make sure we have a (per node) private key
310 gen_pve_ssl_key
($nodename);
312 # make sure we have a CA
313 my $force = gen_pveca_cert
();
315 $force = 1 if $opt_force;
317 gen_pve_ssl_cert
($force, $nodename, $ip);
324 my $ipcc_send_rec = sub {
325 my ($msgid, $data) = @_;
327 my $res = PVE
::IPCC
::ipcc_send_rec
($msgid, $data);
329 die "ipcc_send_rec failed: $!\n" if !defined($res) && ($! != 0);
334 my $ipcc_send_rec_json = sub {
335 my ($msgid, $data) = @_;
337 my $res = PVE
::IPCC
::ipcc_send_rec
($msgid, $data);
339 die "ipcc_send_rec failed: $!\n" if !defined($res) && ($! != 0);
341 return decode_json
($res);
344 my $ipcc_get_config = sub {
347 my $bindata = pack "Z*", $path;
348 return PVE
::IPCC
::ipcc_send_rec
(6, $bindata);
351 my $ipcc_get_status = sub {
352 my ($name, $nodename) = @_;
354 my $bindata = pack "Z[256]Z[256]", $name, ($nodename || "");
355 return PVE
::IPCC
::ipcc_send_rec
(5, $bindata);
358 my $ipcc_update_status = sub {
359 my ($name, $data) = @_;
361 my $raw = ref($data) ? encode_json
($data) : $data;
363 my $bindata = pack "Z[256]Z*", $name, $raw;
365 return &$ipcc_send_rec(4, $bindata);
369 my ($priority, $ident, $tag, $msg) = @_;
371 my $bindata = pack "CCCZ*Z*Z*", $priority, bytes
::length($ident) + 1,
372 bytes
::length($tag) + 1, $ident, $tag, $msg;
374 return &$ipcc_send_rec(7, $bindata);
377 my $ipcc_get_cluster_log = sub {
378 my ($user, $max) = @_;
380 $max = 0 if !defined($max);
382 my $bindata = pack "VVVVZ*", $max, 0, 0, 0, ($user || "");
383 return &$ipcc_send_rec(8, $bindata);
390 my $res = &$ipcc_send_rec_json(1);
391 #warn "GOT1: " . Dumper($res);
392 die "no starttime\n" if !$res->{starttime
};
394 if (!$res->{starttime
} || !$versions->{starttime
} ||
395 $res->{starttime
} != $versions->{starttime
}) {
396 #print "detected changed starttime\n";
414 if (!$clinfo->{version
} || $clinfo->{version
} != $versions->{clinfo
}) {
415 #warn "detected new clinfo\n";
416 $clinfo = &$ipcc_send_rec_json(2);
426 if (!$vmlist->{version
} || $vmlist->{version
} != $versions->{vmlist
}) {
427 #warn "detected new vmlist1\n";
428 $vmlist = &$ipcc_send_rec_json(3);
447 return $clinfo->{nodelist
};
452 my $nodelist = $clinfo->{nodelist
};
456 my $nodename = PVE
::INotify
::nodename
();
458 if (!$nodelist || !$nodelist->{$nodename}) {
459 return [ $nodename ];
462 return [ keys %$nodelist ];
465 sub broadcast_tasklist
{
469 &$ipcc_update_status("tasklist", $data);
475 my $tasklistcache = {};
480 my $kvstore = $versions->{kvstore
} || {};
482 my $nodelist = get_nodelist
();
485 foreach my $node (@$nodelist) {
486 next if $nodename && ($nodename ne $node);
488 my $ver = $kvstore->{$node}->{tasklist
} if $kvstore->{$node};
489 my $cd = $tasklistcache->{$node};
490 if (!$cd || !$ver || ($cd->{version
} != $ver)) {
491 my $raw = &$ipcc_get_status("tasklist", $node) || '[]';
492 my $data = decode_json
($raw);
494 $cd = $tasklistcache->{$node} = {
498 } elsif ($cd && $cd->{data
}) {
499 push @$res, @{$cd->{data
}};
503 syslog
('err', $err) if $err;
510 my ($rrdid, $data) = @_;
513 &$ipcc_update_status("rrd/$rrdid", $data);
520 my $last_rrd_dump = 0;
521 my $last_rrd_data = "";
527 my $diff = $ctime - $last_rrd_dump;
529 return $last_rrd_data;
534 $raw = &$ipcc_send_rec(10);
545 while ($raw =~ s/^(.*)\n//) {
546 my ($key, @ela) = split(/:/, $1);
548 next if !(scalar(@ela) > 1);
549 $res->{$key} = \
@ela;
552 $last_rrd_dump = $ctime;
553 $last_rrd_data = $res;
558 sub create_rrd_data
{
559 my ($rrdname, $timeframe, $cf) = @_;
561 my $rrddir = "/var/lib/rrdcached/db";
563 my $rrd = "$rrddir/$rrdname";
567 day
=> [ 60*30, 70 ],
568 week
=> [ 60*180, 70 ],
569 month
=> [ 60*720, 70 ],
570 year
=> [ 60*10080, 70 ],
573 my ($reso, $count) = @{$setup->{$timeframe}};
574 my $ctime = $reso*int(time()/$reso);
575 my $req_start = $ctime - $reso*$count;
577 $cf = "AVERAGE" if !$cf;
585 my $socket = "/var/run/rrdcached.sock";
586 push @args, "--daemon" => "unix:$socket" if -S
$socket;
588 my ($start, $step, $names, $data) = RRDs
::fetch
($rrd, $cf, @args);
590 my $err = RRDs
::error
;
591 die "RRD error: $err\n" if $err;
593 die "got wrong time resolution ($step != $reso)\n"
597 my $fields = scalar(@$names);
598 for my $line (@$data) {
599 my $entry = { 'time' => $start };
602 for (my $i = 0; $i < $fields; $i++) {
603 my $name = $names->[$i];
604 if (defined(my $val = $line->[$i])) {
605 $entry->{$name} = $val;
607 # we only add entryies with all data defined
608 # extjs chart has problems with undefined values
612 push @$res, $entry if !$found_undefs;
618 sub create_rrd_graph
{
619 my ($rrdname, $timeframe, $ds, $cf) = @_;
621 # Using RRD graph is clumsy - maybe it
622 # is better to simply fetch the data, and do all display
623 # related things with javascript (new extjs html5 graph library).
625 my $rrddir = "/var/lib/rrdcached/db";
627 my $rrd = "$rrddir/$rrdname";
629 my $filename = "$rrd.png";
633 day
=> [ 60*30, 70 ],
634 week
=> [ 60*180, 70 ],
635 month
=> [ 60*720, 70 ],
636 year
=> [ 60*10080, 70 ],
639 my ($reso, $count) = @{$setup->{$timeframe}};
642 "--imgformat" => "PNG",
646 "--start" => - $reso*$count,
650 my $socket = "/var/run/rrdcached.sock";
651 push @args, "--daemon" => "unix:$socket" if -S
$socket;
653 my @ids = PVE
::Tools
::split_list
($ds);
655 my @coldef = ('#00ddff', '#ff0000');
657 $cf = "AVERAGE" if !$cf;
660 foreach my $id (@ids) {
661 my $col = $coldef[$i++] || die "fixme: no color definition";
662 push @args, "DEF:${id}=$rrd:${id}:$cf";
664 if ($id eq 'cpu' || $id eq 'iowait') {
665 push @args, "CDEF:${id}_per=${id},100,*";
666 $dataid = "${id}_per";
668 push @args, "LINE2:${dataid}${col}:${id}";
671 RRDs
::graph
($filename, @args);
673 my $err = RRDs
::error
;
674 die "RRD error: $err\n" if $err;
676 return { filename
=> $filename };
679 # a fast way to read files (avoid fuse overhead)
683 return &$ipcc_get_config($path);
686 sub get_cluster_log
{
687 my ($user, $max) = @_;
689 return &$ipcc_get_cluster_log($user, $max);
694 sub cfs_register_file
{
695 my ($filename, $parser, $writer) = @_;
697 $observed->{$filename} || die "unknown file '$filename'";
699 die "file '$filename' already registered" if $file_info->{$filename};
701 $file_info->{$filename} = {
707 my $ccache_read = sub {
708 my ($filename, $parser, $version) = @_;
710 $ccache->{$filename} = {} if !$ccache->{$filename};
712 my $ci = $ccache->{$filename};
714 if (!$ci->{version
} || $ci->{version
} != $version) {
716 my $data = get_config
($filename);
718 $ci->{data
} = &$parser("/etc/pve/$filename", $data);
719 $ci->{version
} = $version;
722 my $res = ref($ci->{data
}) ? dclone
($ci->{data
}) : $ci->{data
};
727 sub cfs_file_version
{
732 if ($filename =~ m
|^nodes
/[^/]+/qemu-server
/(\d
+)\
.conf
$|) {
734 if ($vmlist && $vmlist->{ids
} && $vmlist->{ids
}->{$vmid}) {
735 $version = $vmlist->{ids
}->{$vmid}->{version
};
737 $infotag = "/qemu-server/";
739 $infotag = $filename;
740 $version = $versions->{$filename};
743 my $info = $file_info->{$infotag} ||
744 die "unknown file type '$filename'\n";
746 return wantarray ?
($version, $info) : $version;
752 my ($version, $info) = cfs_file_version
($filename);
753 my $parser = $info->{parser
};
755 return &$ccache_read($filename, $parser, $version);
759 my ($filename, $data) = @_;
761 my $info = $file_info->{$filename} || die "unknown file '$filename'";
763 my $writer = $info->{writer
} || die "no writer defined";
765 my $fsname = "/etc/pve/$filename";
767 my $raw = &$writer($fsname, $data);
769 if (my $ci = $ccache->{$filename}) {
770 $ci->{version
} = undef;
773 PVE
::Tools
::file_set_contents
($fsname, $raw);
777 my ($lockid, $timeout, $code, @param) = @_;
781 # this timeout is for aquire the lock
782 $timeout = 10 if !$timeout;
784 my $filename = "$lockdir/$lockid";
786 my $msg = "can't aquire cfs lock '$lockid'";
793 die "$msg: pve cluster filesystem not online.\n";
796 local $SIG{ALRM
} = sub { die "got lock request timeout\n"; };
800 if (!(mkdir $filename)) {
801 print STDERR
"trying to aquire cfs lock '$lockid' ...";
803 if (!(mkdir $filename)) {
804 (utime 0, 0, $filename); # cfs unlock request
806 print STDERR
" OK\n";
813 # fixed command timeout: cfs locks have a timeout of 120
814 # using 60 gives us another 60 seconds to abort the task
816 local $SIG{ALRM
} = sub { die "got lock timeout - aborting command\n"; };
818 $res = &$code(@param);
827 if ($err && ($err eq "got lock request timeout\n") &&
828 !check_cfs_quorum
()){
829 $err = "$msg: no quorum!\n";
832 if (!$err || $err !~ /^got lock timeout -/) {
833 rmdir $filename; # cfs unlock
847 my ($filename, $timeout, $code, @param) = @_;
849 my $info = $observed->{$filename} || die "unknown file '$filename'";
851 my $lockid = "file-$filename";
852 $lockid =~ s/[.\/]/_
/g
;
854 &$cfs_lock($lockid, $timeout, $code, @param);
857 sub cfs_lock_storage
{
858 my ($storeid, $timeout, $code, @param) = @_;
860 my $lockid = "storage-$storeid";
862 &$cfs_lock($lockid, $timeout, $code, @param);
880 my ($priority, $ident, $msg) = @_;
882 if (my $tmp = $log_levels->{$priority}) {
886 die "need numeric log priority" if $priority !~ /^\d+$/;
888 my $tag = PVE
::SafeSyslog
::tag
();
890 $msg = "empty message" if !$msg;
892 $ident = "" if !$ident;
893 $ident = encode
("ascii", decode_utf8
($ident),
894 sub { sprintf "\\u%04x", shift });
896 my $utf8 = decode_utf8
($msg);
898 my $ascii = encode
("ascii", $utf8, sub { sprintf "\\u%04x", shift });
901 syslog
($priority, "<%s> %s", $ident, $ascii);
903 syslog
($priority, "%s", $ascii);
906 eval { &$ipcc_log($priority, $ident, $tag, $ascii); };
908 syslog
("err", "writing cluster log failed: $@") if $@;
911 sub check_node_exists
{
912 my ($nodename, $noerr) = @_;
914 my $nodelist = $clinfo->{nodelist
};
915 return 1 if $nodelist && $nodelist->{$nodename};
917 return undef if $noerr;
919 die "no such cluster node '$nodename'\n";
922 # this is also used to get the IP of the local node
924 my ($nodename, $noerr) = @_;
926 my $nodelist = $clinfo->{nodelist
};
927 if ($nodelist && $nodelist->{$nodename}) {
928 if (my $ip = $nodelist->{$nodename}->{ip
}) {
933 # fallback: try to get IP by other means
934 my $packed_ip = gethostbyname($nodename);
935 if (defined $packed_ip) {
936 my $ip = inet_ntoa
($packed_ip);
938 if ($ip =~ m/^127\./) {
939 die "hostname lookup failed - got local IP address ($nodename = $ip)\n" if !$noerr;
946 die "unable to get IP for node '$nodename' - node offline?\n" if !$noerr;
951 # ssh related utility functions
954 # remove duplicate keys in $sshauthkeys
955 # ssh-copy-id simply add keys, so the file can grow to large
958 if (-f
$sshauthkeys) {
959 $data = PVE
::Tools
::file_get_contents
($sshauthkeys, 128*1024);
964 if (-f
$ssh_rsa_id) {
965 my $pub = PVE
::Tools
::file_get_contents
($ssh_rsa_id);
972 while ($data && $data =~ s/^((.*?)(\n|$))//) {
974 if ($line =~ m/^ssh-rsa\s+\S+\s+(\S+)$/) {
975 $vhash->{$1} = $line;
981 $newdata .= join("", values(%$vhash));
983 PVE
::Tools
::file_set_contents
($sshauthkeys, $newdata, 0600);
988 # create ssh key if it does not exist
989 if (! -f
$ssh_rsa_id) {
991 system ("echo|ssh-keygen -t rsa -N '' -b 2048 -f ${ssh_rsa_id_priv}");
996 if (! -f
$sshauthkeys) {
997 if (my $fh = IO
::File-
>new ($sshauthkeys, O_CREAT
|O_WRONLY
|O_EXCL
, 0400)) {
1002 warn "can't create shared ssh key database '$sshauthkeys'\n"
1003 if ! -f
$sshauthkeys;
1005 if (-f
$rootsshauthkeys) {
1006 system("mv '$rootsshauthkeys' '$rootsshauthkeys.org'");
1009 if (! -l
$rootsshauthkeys) {
1010 symlink $sshauthkeys, $rootsshauthkeys;
1012 warn "can't create symlink for ssh keys '$rootsshauthkeys' -> '$sshauthkeys'\n"
1013 if ! -l
$rootsshauthkeys;
1017 sub ssh_unmerge_known_hosts
{
1018 return if ! -l
$sshglobalknownhosts;
1021 $old = PVE
::Tools
::file_get_contents
($sshknownhosts, 128*1024)
1022 if -f
$sshknownhosts;
1024 PVE
::Tools
::file_set_contents
($sshglobalknownhosts, $old);
1027 sub ssh_merge_known_hosts
{
1028 my ($nodename, $ip_address, $createLink) = @_;
1030 die "no node name specified" if !$nodename;
1031 die "no ip address specified" if !$ip_address;
1035 if (! -f
$sshknownhosts) {
1036 if (my $fh = IO
::File-
>new($sshknownhosts, O_CREAT
|O_WRONLY
|O_EXCL
, 0600)) {
1041 my $old = PVE
::Tools
::file_get_contents
($sshknownhosts, 128*1024);
1045 if ((! -l
$sshglobalknownhosts) && (-f
$sshglobalknownhosts)) {
1046 $new = PVE
::Tools
::file_get_contents
($sshglobalknownhosts, 128*1024);
1049 my $hostkey = PVE
::Tools
::file_get_contents
($ssh_host_rsa_id);
1050 die "can't parse $ssh_rsa_id" if $hostkey !~ m/^(ssh-rsa\s\S+)(\s.*)?$/;
1059 my $merge_line = sub {
1060 my ($line, $all) = @_;
1062 if ($line =~ m/^(\S+)\s(ssh-rsa\s\S+)(\s.*)?$/) {
1065 if (!$vhash->{$key}) {
1067 if ($key =~ m/\|1\|([^\|\s]+)\|([^\|\s]+)$/) {
1068 my $salt = decode_base64
($1);
1070 my $hmac = Digest
::HMAC_SHA1-
>new($salt);
1071 $hmac->add($nodename);
1072 my $hd = $hmac->b64digest . '=';
1073 if ($digest eq $hd) {
1074 if ($rsakey eq $hostkey) {
1075 $found_nodename = 1;
1080 $hmac = Digest
::HMAC_SHA1-
>new($salt);
1081 $hmac->add($ip_address);
1082 $hd = $hmac->b64digest . '=';
1083 if ($digest eq $hd) {
1084 if ($rsakey eq $hostkey) {
1085 $found_local_ip = 1;
1098 while ($old && $old =~ s/^((.*?)(\n|$))//) {
1100 next if $line =~ m/^\s*$/; # skip empty lines
1101 next if $line =~ m/^#/; # skip comments
1102 &$merge_line($line, 1);
1105 while ($new && $new =~ s/^((.*?)(\n|$))//) {
1107 next if $line =~ m/^\s*$/; # skip empty lines
1108 next if $line =~ m/^#/; # skip comments
1109 &$merge_line($line);
1113 my $add_known_hosts_entry = sub {
1114 my ($name, $hostkey) = @_;
1116 my $hmac = Digest
::HMAC_SHA1-
>new("$addIndex" . time());
1117 my $b64salt = $hmac->b64digest . '=';
1118 $hmac = Digest
::HMAC_SHA1-
>new(decode_base64
($b64salt));
1120 my $digest = $hmac->b64digest . '=';
1121 $data .= "|1|$b64salt|$digest $hostkey\n";
1124 if (!$found_nodename || !$found_local_ip) {
1125 &$add_known_hosts_entry($nodename, $hostkey) if !$found_nodename;
1126 &$add_known_hosts_entry($ip_address, $hostkey) if !$found_local_ip;
1129 PVE
::Tools
::file_set_contents
($sshknownhosts, $data);
1131 return if !$createLink;
1133 unlink $sshglobalknownhosts;
1134 symlink $sshknownhosts, $sshglobalknownhosts;
1136 warn "can't create symlink for ssh known hosts '$sshglobalknownhosts' -> '$sshknownhosts'\n"
1137 if ! -l
$sshglobalknownhosts;
1141 my $keymaphash = PVE
::Tools
::kvmkeymaps
();
1142 my $datacenter_schema = {
1144 additionalProperties
=> 0,
1149 description
=> "Default keybord layout for vnc server.",
1150 enum
=> [ keys %$keymaphash ],
1155 description
=> "Default GUI language.",
1156 enum
=> [ 'en', 'de' ],
1161 description
=> "Specify external http proxy which is used for downloads (example: 'http://username:password\@host:port/')",
1162 pattern
=> "http://.*",
1167 # make schema accessible from outside (for documentation)
1168 sub get_datacenter_schema
{ return $datacenter_schema };
1170 sub parse_datacenter_config
{
1171 my ($filename, $raw) = @_;
1173 return PVE
::JSONSchema
::parse_config
($datacenter_schema, $filename, $raw);
1176 sub write_datacenter_config
{
1177 my ($filename, $cfg) = @_;
1179 return PVE
::JSONSchema
::dump_config
($datacenter_schema, $filename, $cfg);
1182 cfs_register_file
('datacenter.cfg',
1183 \
&parse_datacenter_config
,
1184 \
&write_datacenter_config
);