1 package PVE
::APIServer
::AnyEvent
;
5 use Time
::HiRes
qw(usleep ualarm gettimeofday tv_interval);
6 use Socket
qw(IPPROTO_TCP TCP_NODELAY SOMAXCONN);
7 use POSIX
qw(strftime EINTR EAGAIN);
14 # use AnyEvent::Strict; # only use this for debugging
15 use AnyEvent
::Util
qw(guard fh_nonblocking WSAEWOULDBLOCK WSAEINPROGRESS);
31 use HTTP
::Status
qw(:constants);
38 my $limit_max_headers = 30;
39 my $limit_max_header_size = 8*1024;
40 my $limit_max_post = 16*1024;
50 my $split_abs_uri = sub {
51 my ($abs_uri, $base_uri) = @_;
53 my ($format, $rel_uri) = $abs_uri =~ m/^\Q$base_uri\E\/+([a-z
][a-z0-9
]+)(\
/.*)?$/;
54 $rel_uri = '/' if !$rel_uri;
56 return wantarray ?
($rel_uri, $format) : $rel_uri;
59 # generic formatter support
61 my $formatter_hash = {};
63 sub register_formatter
{
64 my ($format, $func) = @_;
66 die "formatter '$format' already defined" if $formatter_hash->{$format};
68 $formatter_hash->{$format} = {
76 return undef if !$format;
78 my $info = $formatter_hash->{$format};
79 return undef if !$info;
84 my $login_formatter_hash = {};
86 sub register_login_formatter
{
87 my ($format, $func) = @_;
89 die "login formatter '$format' already defined" if $login_formatter_hash->{$format};
91 $login_formatter_hash->{$format} = {
96 sub get_login_formatter
{
99 return undef if !$format;
101 my $info = $login_formatter_hash->{$format};
102 return undef if !$info;
104 return $info->{func
};
108 # server implementation
111 my ($self, $reqstate) = @_;
113 my $loginfo = $reqstate->{log};
115 # like apache2 common log format
116 # LogFormat "%h %l %u %t \"%r\" %>s %b \"%{Referer}i\" \"%{User-agent}i\""
118 return if $loginfo->{written
}; # avoid duplicate logs
119 $loginfo->{written
} = 1;
121 my $peerip = $reqstate->{peer_host
} || '-';
122 my $userid = $loginfo->{userid
} || '-';
123 my $content_length = defined($loginfo->{content_length
}) ?
$loginfo->{content_length
} : '-';
124 my $code = $loginfo->{code
} || 500;
125 my $requestline = $loginfo->{requestline
} || '-';
126 my $timestr = strftime
("%d/%b/%Y:%H:%M:%S %z", localtime());
128 my $msg = "$peerip - $userid [$timestr] \"$requestline\" $code $content_length\n";
130 $self->write_log($msg);
133 sub log_aborted_request {
134 my ($self, $reqstate, $error) = @_;
136 my $r = $reqstate->{request};
137 return if !$r; # no active request
140 syslog("err
", "problem with client
$reqstate->{peer_host
}; $error");
143 $self->log_request($reqstate);
146 sub extract_auth_cookie {
147 my ($cookie, $cookie_name) = @_;
149 return undef if !$cookie;
151 my $ticket = ($cookie =~ /(?:^|\s)\Q$cookie_name\E=([^;]*)/)[0];
153 if ($ticket && $ticket =~ m/^PVE%3A/) {
154 $ticket = uri_unescape($ticket);
160 sub create_auth_cookie {
161 my ($ticket, $cookie_name) = @_;
163 my $encticket = uri_escape($ticket);
165 return "${cookie_name
}=$encticket; path
=/; secure
;";
168 sub cleanup_reqstate {
171 delete $reqstate->{log};
172 delete $reqstate->{request};
173 delete $reqstate->{proto};
174 delete $reqstate->{accept_gzip};
175 delete $reqstate->{starttime};
177 if ($reqstate->{tmpfilename}) {
178 unlink $reqstate->{tmpfilename};
179 delete $reqstate->{tmpfilename};
183 sub client_do_disconnect {
184 my ($self, $reqstate) = @_;
186 cleanup_reqstate($reqstate);
188 my $shutdown_hdl = sub {
191 shutdown($hdl->{fh}, 1);
193 $hdl->on_drain(undef);
194 $hdl->on_read(undef);
198 if (my $proxyhdl = delete $reqstate->{proxyhdl}) {
199 &$shutdown_hdl($proxyhdl);
202 my $hdl = delete $reqstate->{hdl};
205 syslog('err', "detected empty handle
");
209 print "close connection
$hdl\n" if $self->{debug};
211 &$shutdown_hdl($hdl);
213 $self->{conn_count}--;
215 print "$$: CLOSE FH
" . $hdl->{fh}->fileno() . " CONN
$self->{conn_count
}\n" if $self->{debug};
218 sub finish_response {
219 my ($self, $reqstate) = @_;
221 my $hdl = $reqstate->{hdl};
223 cleanup_reqstate($reqstate);
225 if (!$self->{end_loop} && $reqstate->{keep_alive} > 0) {
226 # print "KEEPALIVE
$reqstate->{keep_alive
}\n" if $self->{debug};
228 eval { $self->push_request_header($reqstate); };
232 $hdl->on_drain (sub {
234 $self->client_do_disconnect($reqstate);
242 my ($self, $reqstate, $resp, $mtime, $nocomp, $delay) = @_;
244 #print "$$: send response
: " . Dumper($resp);
247 $reqstate->{hdl}->timeout_reset();
248 $reqstate->{hdl}->timeout($self->{timeout});
250 $nocomp = 1 if !$reqstate->{accept_gzip};
252 my $code = $resp->code;
253 my $msg = $resp->message || HTTP::Status::status_message($code);
254 ($msg) = $msg =~m/^(.*)$/m;
255 my $content = $resp->content;
257 if ($code =~ /^(1\d\d|[23]04)$/) {
258 # make sure content we have no content
262 $reqstate->{keep_alive} = 0 if ($code >= 400) || $self->{end_loop};
264 $reqstate->{log}->{code} = $code;
266 my $proto = $reqstate->{proto} ? $reqstate->{proto}->{str} : 'HTTP/1.0';
267 my $res = "$proto $code $msg\015\012";
270 my $date = HTTP::Date::time2str($ctime);
271 $resp->header('Date' => $date);
273 $resp->header('Last-Modified' => HTTP::Date::time2str($mtime));
275 $resp->header('Expires' => $date);
276 $resp->header('Cache-Control' => "max-age
=0");
277 $resp->header("Pragma
", "no-cache
");
280 $resp->header('Server' => "pve-api-daemon
/3.0");
285 $content_length = length($content);
287 if (!$nocomp && ($content_length > 1024)) {
288 my $comp = Compress::Zlib::memGzip($content);
289 $resp->header('Content-Encoding', 'gzip');
291 $content_length = length($content);
293 $resp->header("Content-Length
" => $content_length);
294 $reqstate->{log}->{content_length} = $content_length;
297 $resp->remove_header("Content-Length
");
300 if ($reqstate->{keep_alive} > 0) {
301 $resp->push_header('Connection' => 'Keep-Alive');
303 $resp->header('Connection' => 'close');
306 $res .= $resp->headers_as_string("\015\012");
307 #print "SEND
(without content
) $res\n" if $self->{debug};
310 $res .= $content if $content;
312 $self->log_request($reqstate, $reqstate->{request});
314 if ($delay && $delay > 0) {
315 my $w; $w = AnyEvent->timer(after => $delay, cb => sub {
316 undef $w; # delete reference
317 $reqstate->{hdl}->push_write($res);
318 $self->finish_response($reqstate);
321 $reqstate->{hdl}->push_write($res);
322 $self->finish_response($reqstate);
327 my ($self, $reqstate, $code, $msg, $hdr, $content) = @_;
330 my $resp = HTTP::Response->new($code, $msg, $hdr, $content);
331 $self->response($reqstate, $resp);
336 my $file_extension_info = {
337 css => { ct => 'text/css' },
338 html => { ct => 'text/html' },
339 js => { ct => 'application/javascript' },
340 png => { ct => 'image/png' , nocomp => 1 },
341 ico => { ct => 'image/x-icon', nocomp => 1},
342 gif => { ct => 'image/gif', nocomp => 1},
343 jar => { ct => 'application/java-archive', nocomp => 1},
344 woff => { ct => 'application/font-woff', nocomp => 1},
345 woff2 => { ct => 'application/font-woff2', nocomp => 1},
346 ttf => { ct => 'application/font-snft', nocomp => 1},
347 pdf => { ct => 'application/pdf', nocomp => 1},
348 epub => { ct => 'application/epub+zip', nocomp => 1},
351 sub send_file_start {
352 my ($self, $reqstate, $filename) = @_;
355 # print "SEND FILE
$filename\n";
356 # Note: aio_load() this is not really async unless we use IO::AIO!
359 my $r = $reqstate->{request};
361 my $fh = IO::File->new($filename, '<') ||
363 my $stat = File::stat::stat($fh) ||
366 my $mtime = $stat->mtime;
368 if (my $ifmod = $r->header('if-modified-since')) {
369 my $iftime = HTTP::Date::str2time($ifmod);
370 if ($mtime <= $iftime) {
371 my $resp = HTTP::Response->new(304, "NOT MODIFIED
");
372 $self->response($reqstate, $resp, $mtime);
378 my $len = sysread($fh, $data, $stat->size);
379 die "got short file
\n" if !defined($len) || $len != $stat->size;
381 my ($ext) = $filename =~ m/\.([^.]*)$/;
382 my $ext_info = $file_extension_info->{$ext};
384 die "unable to detect content type
" if !$ext_info;
386 my $header = HTTP::Headers->new(Content_Type => $ext_info->{ct});
387 my $resp = HTTP::Response->new(200, "OK
", $header, $data);
388 $self->response($reqstate, $resp, $mtime, $ext_info->{nocomp});
391 $self->error($reqstate, 501, $err);
398 sub websocket_proxy {
399 my ($self, $reqstate, $wsaccept, $wsproto, $param) = @_;
405 my $max_payload_size = 65536;
408 if ($wsproto eq 'binary') {
410 } elsif ($wsproto eq 'base64') {
413 die "websocket_proxy
: unsupported protocol
'$wsproto'\n";
416 if ($param->{port}) {
417 $remhost = 'localhost';
418 $remport = $param->{port};
419 } elsif ($param->{socket}) {
421 $remport = $param->{socket};
423 die "websocket_proxy
: missing port
or socket\n";
426 tcp_connect $remhost, $remport, sub {
428 or die "connect to
'$remhost:$remport' failed
: $!";
430 print "$$: CONNECTed to
'$remhost:$remport'\n" if $self->{debug};
432 $reqstate->{proxyhdl} = AnyEvent::Handle->new(
435 wbuf_max => 64*10*1024,
440 $self->log_aborted_request($reqstate);
441 $self->client_do_disconnect($reqstate);
443 if (my $err = $@) { syslog('err', $err); }
446 my ($hdl, $fatal, $message) = @_;
448 $self->log_aborted_request($reqstate, $message);
449 $self->client_do_disconnect($reqstate);
451 if (my $err = $@) { syslog('err', "$err"); }
454 my $proxyhdlreader = sub {
457 my $len = length($hdl->{rbuf});
458 my $data = substr($hdl->{rbuf}, 0, $len, '');
464 $string = "\x82"; # binary frame
467 $string = "\x81"; # text frame
468 $payload = encode_base64($data, '');
471 my $payload_len = length($payload);
472 if ($payload_len <= 125) {
473 $string .= pack 'C', $payload_len;
474 } elsif ($payload_len <= 0xffff) {
475 $string .= pack 'C', 126;
476 $string .= pack 'n', $payload_len;
478 $string .= pack 'C', 127;
479 $string .= pack 'Q>', $payload_len;
483 $reqstate->{hdl}->push_write($string) if $reqstate->{hdl};
486 my $hdlreader = sub {
489 my $len = length($hdl->{rbuf});
492 my $hdr = unpack('C', substr($hdl->{rbuf}, 0, 1));
493 my $opcode = $hdr & 0b00001111;
494 my $fin = $hdr & 0b10000000;
496 die "received fragmented websocket frame
\n" if !$fin;
498 my $rsv = $hdr & 0b01110000;
499 die "received websocket frame with RSV flags
\n" if $rsv;
501 my $payload_len = unpack 'C', substr($hdl->{rbuf}, 1, 1);
503 my $masked = $payload_len & 0b10000000;
504 die "received unmasked websocket frame from client
\n" if !$masked;
507 $payload_len = $payload_len & 0b01111111;
508 if ($payload_len == 126) {
510 $payload_len = unpack('n', substr($hdl->{rbuf}, $offset, 2));
512 } elsif ($payload_len == 127) {
514 $payload_len = unpack('Q>', substr($hdl->{rbuf}, $offset, 8));
518 die "received too large websocket frame
(len
= $payload_len)\n"
519 if ($payload_len > $max_payload_size) || ($payload_len < 0);
521 return if $len < ($offset + 4 + $payload_len);
523 my $data = substr($hdl->{rbuf}, 0, $len, ''); # now consume data
525 my @mask = (unpack('C', substr($data, $offset+0, 1)),
526 unpack('C', substr($data, $offset+1, 1)),
527 unpack('C', substr($data, $offset+2, 1)),
528 unpack('C', substr($data, $offset+3, 1)));
532 my $payload = substr($data, $offset, $payload_len);
534 for (my $i = 0; $i < $payload_len; $i++) {
535 my $d = unpack('C', substr($payload, $i, 1));
536 my $n = $d ^ $mask[$i % 4];
537 substr($payload, $i, 1, pack('C', $n));
540 $payload = decode_base64($payload) if !$binary;
542 if ($opcode == 1 || $opcode == 2) {
543 $reqstate->{proxyhdl}->push_write($payload) if $reqstate->{proxyhdl};
544 } elsif ($opcode == 8) {
545 print "websocket received
close\n" if $self->{debug};
546 if ($reqstate->{proxyhdl}) {
547 $reqstate->{proxyhdl}->push_write($payload);
548 $reqstate->{proxyhdl}->push_shutdown();
550 $hdl->push_shutdown();
552 die "received unhandled websocket opcode
$opcode\n";
556 my $proto = $reqstate->{proto} ? $reqstate->{proto}->{str} : 'HTTP/1.1';
558 $reqstate->{proxyhdl}->timeout(0);
559 $reqstate->{proxyhdl}->on_read($proxyhdlreader);
560 $reqstate->{hdl}->on_read($hdlreader);
562 # todo: use stop_read/start_read if write buffer grows to much
564 my $res = "$proto 101 Switching Protocols
\015\012" .
565 "Upgrade
: websocket
\015\012" .
566 "Connection
: upgrade
\015\012" .
567 "Sec-WebSocket-Accept
: $wsaccept\015\012" .
568 "Sec-WebSocket-Protocol
: $wsproto\015\012" .
571 print $res if $self->{debug};
573 $reqstate->{hdl}->push_write($res);
576 $reqstate->{log}->{code} = 101;
577 $self->log_request($reqstate);
583 $self->log_aborted_request($reqstate, $err);
584 $self->client_do_disconnect($reqstate);
589 my ($self, $reqstate, $clientip, $host, $node, $method, $uri, $ticket, $token, $params) = @_;
594 if ($host eq 'localhost') {
595 $target = "http
://$host:85$uri";
596 # keep alive for localhost is not worth (connection setup is about 0.2ms)
598 } elsif (Net::IP::ip_is_ipv6($host)) {
599 $target = "https
://[$host]:8006$uri";
601 $target = "https
://$host:8006$uri";
605 PVEDisableProxy => 'true',
606 PVEClientIP => $clientip,
609 $headers->{'cookie'} = create_auth_cookie($ticket, $self->{cookie_name}) if $ticket;
610 $headers->{'CSRFPreventionToken'} = $token if $token;
611 $headers->{'Accept-Encoding'} = 'gzip' if $reqstate->{accept_gzip};
615 if ($method eq 'POST' || $method eq 'PUT') {
616 $headers->{'Content-Type'} = 'application/x-www-form-urlencoded';
617 # use URI object to format application/x-www-form-urlencoded content.
618 my $url = URI->new('http:');
619 $url->query_form(%$params);
620 $content = $url->query;
621 if (defined($content)) {
622 $headers->{'Content-Length'} = length($content);
627 # TLS 1.x only, with certificate pinning
633 my (undef, undef, undef, $depth, undef, undef, $cert) = @_;
634 # we don't care about intermediate or root certificates
635 return 1 if $depth != 0;
636 # check server certificate against cache of pinned FPs
637 return $self->check_cert_fingerprint($cert);
641 # load and cache cert fingerprint if first time we proxy to this node
642 $self->initialize_cert_cache($node);
644 my $w; $w = http_request(
649 proxy => undef, # avoid use of $ENV{HTTP_PROXY}
650 keepalive => $keep_alive,
652 tls_ctx => AnyEvent::TLS->new(%{$tls}),
654 my ($body, $hdr) = @_;
658 if (!$reqstate->{hdl}) {
659 warn "proxy detected vanished client connection
\n";
664 my $code = delete $hdr->{Status};
665 my $msg = delete $hdr->{Reason};
667 delete $hdr->{HTTPVersion};
668 my $header = HTTP::Headers->new(%$hdr);
669 if (my $location = $header->header('Location')) {
670 $location =~ s|^http://localhost:85||;
671 $header->header(Location => $location);
673 my $resp = HTTP::Response->new($code, $msg, $header, $body);
674 # Note: disable compression, because body is already compressed
675 $self->response($reqstate, $resp, undef, 1);
683 # return arrays as \0 separated strings (like CGI.pm)
684 sub decode_urlencoded {
689 return $res if !$data;
691 foreach my $kv (split(/[\&\;]/, $data)) {
692 my ($k, $v) = split(/=/, $kv);
694 $k =~ s/%([0-9a-fA-F][0-9a-fA-F])/chr(hex($1))/eg;
696 $v =~ s/%([0-9a-fA-F][0-9a-fA-F])/chr(hex($1))/eg;
698 if (defined(my $old = $res->{$k})) {
699 $res->{$k} = "$old\0$v";
708 my ($r, $method) = @_;
712 if ($method eq 'PUT' || $method eq 'POST') {
713 $params = decode_urlencoded($r->content);
716 my $query_params = decode_urlencoded($r->url->query());
718 foreach my $k (keys %{$query_params}) {
719 $params->{$k} = $query_params->{$k};
722 return PVE::Tools::decode_utf8_parameters($params);
725 sub handle_api2_request {
726 my ($self, $reqstate, $auth, $method, $path, $upload_state) = @_;
729 my $r = $reqstate->{request};
731 my ($rel_uri, $format) = &$split_abs_uri($path, $self->{base_uri});
733 my $formatter = get_formatter($format);
735 if (!defined($formatter)) {
736 $self->error($reqstate, HTTP_NOT_IMPLEMENTED, "no such uri
$rel_uri, $format");
740 #print Dumper($upload_state) if $upload_state;
742 my $rpcenv = $self->{rpcenv};
747 $params = $upload_state->{params};
749 $params = extract_params($r, $method);
752 delete $params->{_dc}; # remove disable cache parameter
754 my $clientip = $reqstate->{peer_host};
756 $rpcenv->init_request();
758 my $res = $self->rest_handler($clientip, $method, $rel_uri, $auth, $params);
760 AnyEvent->now_update(); # in case somebody called sleep()
762 $rpcenv->set_user(undef); # clear after request
764 my $upgrade = $r->header('upgrade');
765 $upgrade = lc($upgrade) if $upgrade;
767 if (my $host = $res->{proxy}) {
769 if ($self->{trusted_env}) {
770 $self->error($reqstate, HTTP_INTERNAL_SERVER_ERROR, "proxy
not allowed
");
774 if ($host ne 'localhost' && $r->header('PVEDisableProxy')) {
775 $self->error($reqstate, HTTP_INTERNAL_SERVER_ERROR, "proxy
loop detected
");
779 $res->{proxy_params}->{tmpfilename} = $reqstate->{tmpfilename} if $upload_state;
781 $self->proxy_request($reqstate, $clientip, $host, $res->{proxynode}, $method,
782 $r->uri, $auth->{ticket}, $auth->{token}, $res->{proxy_params}, $res->{proxynode});
785 } elsif ($upgrade && ($method eq 'GET') && ($path =~ m|websocket$|)) {
786 die "unable to upgrade to protocol
'$upgrade'\n" if !$upgrade || ($upgrade ne 'websocket');
787 my $wsver = $r->header('sec-websocket-version');
788 die "unsupported websocket-version
'$wsver'\n" if !$wsver || ($wsver ne '13');
789 my $wsproto_str = $r->header('sec-websocket-protocol');
790 die "missing websocket-protocol header
" if !$wsproto_str;
792 foreach my $p (PVE::Tools::split_list($wsproto_str)) {
793 $wsproto = $p if !$wsproto && $p eq 'base64';
794 $wsproto = $p if $p eq 'binary';
796 die "unsupported websocket-protocol protocol
'$wsproto_str'\n" if !$wsproto;
797 my $wskey = $r->header('sec-websocket-key');
798 die "missing websocket-key
\n" if !$wskey;
799 # Note: Digest::SHA::sha1_base64 has wrong padding
800 my $wsaccept = Digest::SHA::sha1_base64("${wskey
}258EAFA5-E914-47DA-95CA-C5AB0DC85B11
") . "=";
801 if ($res->{status} == HTTP_OK) {
802 $self->websocket_proxy($reqstate, $wsaccept, $wsproto, $res->{data});
808 if ($res->{status} == HTTP_UNAUTHORIZED) {
809 # always delay unauthorized calls by 3 seconds
810 $delay = 3 - tv_interval($reqstate->{starttime});
811 $delay = 0 if $delay < 0;
814 if ($res->{info} && $res->{info}->{formatter}) {
815 if (defined(my $func = $res->{info}->{formatter}->{$format})) {
820 my ($raw, $ct, $nocomp) = &$formatter($res, $res->{data}, $params, $path, $auth);
823 if (ref($raw) && (ref($raw) eq 'HTTP::Response')) {
826 $resp = HTTP::Response->new($res->{status}, $res->{message});
827 $resp->header("Content-Type
" => $ct);
828 $resp->content($raw);
830 $self->response($reqstate, $resp, undef, $nocomp, $delay);
833 $self->error($reqstate, 501, $err);
837 sub handle_spice_proxy_request {
838 my ($self, $reqstate, $connect_str, $vmid, $node, $spiceport) = @_;
842 die "Port
$spiceport is not allowed
" if ($spiceport < 61000 || $spiceport > 61099);
844 my $rpcenv = $self->{rpcenv};
845 $rpcenv->init_request();
847 my $clientip = $reqstate->{peer_host};
848 my $r = $reqstate->{request};
852 if ($node ne 'localhost' && PVE::INotify::nodename() !~ m/^$node$/i) {
853 $remip = $self->remote_node_ip($node);
854 print "REMOTE CONNECT
$vmid, $remip, $connect_str\n" if $self->{debug};
856 print "$$: CONNECT
$vmid, $node, $spiceport\n" if $self->{debug};
859 if ($remip && $r->header('PVEDisableProxy')) {
860 $self->error($reqstate, HTTP_INTERNAL_SERVER_ERROR, "proxy
loop detected
");
864 $reqstate->{hdl}->timeout(0);
865 $reqstate->{hdl}->wbuf_max(64*10*1024);
867 my $remhost = $remip ? $remip : "localhost
";
868 my $remport = $remip ? 3128 : $spiceport;
870 tcp_connect $remhost, $remport, sub {
872 or die "connect to
'$remhost:$remport' failed
: $!";
874 print "$$: CONNECTed to
'$remhost:$remport'\n" if $self->{debug};
875 $reqstate->{proxyhdl} = AnyEvent::Handle->new(
878 wbuf_max => 64*10*1024,
883 $self->log_aborted_request($reqstate);
884 $self->client_do_disconnect($reqstate);
886 if (my $err = $@) { syslog('err', $err); }
889 my ($hdl, $fatal, $message) = @_;
891 $self->log_aborted_request($reqstate, $message);
892 $self->client_do_disconnect($reqstate);
894 if (my $err = $@) { syslog('err', "$err"); }
898 my $proxyhdlreader = sub {
901 my $len = length($hdl->{rbuf});
902 my $data = substr($hdl->{rbuf}, 0, $len, '');
904 #print "READ1
$len\n";
905 $reqstate->{hdl}->push_write($data) if $reqstate->{hdl};
908 my $hdlreader = sub {
911 my $len = length($hdl->{rbuf});
912 my $data = substr($hdl->{rbuf}, 0, $len, '');
914 #print "READ0
$len\n";
915 $reqstate->{proxyhdl}->push_write($data) if $reqstate->{proxyhdl};
918 my $proto = $reqstate->{proto} ? $reqstate->{proto}->{str} : 'HTTP/1.0';
920 my $startproxy = sub {
921 $reqstate->{proxyhdl}->timeout(0);
922 $reqstate->{proxyhdl}->on_read($proxyhdlreader);
923 $reqstate->{hdl}->on_read($hdlreader);
925 # todo: use stop_read/start_read if write buffer grows to much
927 my $res = "$proto 200 OK
\015\012"; # hope this is the right answer?
928 $reqstate->{hdl}->push_write($res);
931 $reqstate->{log}->{code} = 200;
932 $self->log_request($reqstate);
936 my $header = "CONNECT
${connect_str
} $proto\015\012" .
937 "Host
: ${connect_str
}\015\012" .
938 "Proxy-Connection
: keep-alive
\015\012" .
939 "User-Agent
: spiceproxy
\015\012" .
940 "PVEDisableProxy
: true
\015\012" .
941 "PVEClientIP
: $clientip\015\012" .
944 $reqstate->{proxyhdl}->push_write($header);
945 $reqstate->{proxyhdl}->push_read(line => sub {
946 my ($hdl, $line) = @_;
948 if ($line =~ m!^$proto 200 OK$!) {
951 $reqstate->{hdl}->push_write($line);
952 $self->client_do_disconnect($reqstate);
963 $self->log_aborted_request($reqstate, $err);
964 $self->client_do_disconnect($reqstate);
969 my ($self, $reqstate, $auth, $method, $path) = @_;
971 my $base_uri = $self->{base_uri};
974 my $r = $reqstate->{request};
976 # disable timeout on handle (we already have all data we need)
977 # we re-enable timeout in response()
978 $reqstate->{hdl}->timeout(0);
980 if ($path =~ m/^\Q$base_uri\E/) {
981 $self->handle_api2_request($reqstate, $auth, $method, $path);
985 if ($self->{pages} && ($method eq 'GET') && (my $handler = $self->{pages}->{$path})) {
986 if (ref($handler) eq 'CODE') {
987 my $params = decode_urlencoded($r->url->query());
988 my ($resp, $userid) = &$handler($self, $reqstate->{request}, $params);
989 $self->response($reqstate, $resp);
990 } elsif (ref($handler) eq 'HASH') {
991 if (my $filename = $handler->{file}) {
992 my $fh = IO::File->new($filename) ||
993 die "unable to
open file
'$filename' - $!\n";
994 send_file_start($self, $reqstate, $filename);
996 die "internal error
- no handler
";
999 die "internal error
- no handler
";
1004 if ($self->{dirs} && ($method eq 'GET')) {
1005 # we only allow simple names
1006 if ($path =~ m!^(/\S+/)([a-zA-Z0-9\-\_\.]+)$!) {
1007 my ($subdir, $file) = ($1, $2);
1008 if (my $dir = $self->{dirs}->{$subdir}) {
1009 my $filename = "$dir$file";
1010 my $fh = IO::File->new($filename) ||
1011 die "unable to
open file
'$filename' - $!\n";
1012 send_file_start($self, $reqstate, $filename);
1018 die "no such file
'$path'";
1021 $self->error($reqstate, 501, $err);
1025 sub file_upload_multipart {
1026 my ($self, $reqstate, $auth, $method, $path, $rstate) = @_;
1029 my $boundary = $rstate->{boundary};
1030 my $hdl = $reqstate->{hdl};
1032 my $startlen = length($hdl->{rbuf});
1034 if ($rstate->{phase} == 0) { # skip everything until start
1035 if ($hdl->{rbuf} =~ s/^.*?--\Q$boundary\E \015?\012
1036 ((?:[^\015]+\015\012)* ) \015?\012//xs) {
1038 my ($ct, $disp, $name, $filename);
1039 foreach my $line (split(/\015?\012/, $header)) {
1040 # assume we have single line headers
1041 if ($line =~ m/^Content-Type\s*:\s*(.*)/i) {
1042 $ct = parse_content_type($1);
1043 } elsif ($line =~ m/^Content-Disposition\s*:\s*(.*)/i) {
1044 ($disp, $name, $filename) = parse_content_disposition($1);
1048 if (!($disp && $disp eq 'form-data' && $name)) {
1049 syslog('err', "wrong content disposition
in multipart
- abort upload
");
1050 $rstate->{phase} = -1;
1053 $rstate->{fieldname} = $name;
1056 if ($name eq 'filename') {
1057 # found file upload data
1058 $rstate->{phase} = 1;
1059 $rstate->{filename} = $filename;
1061 syslog('err', "wrong field name
for file upload
- abort upload
");
1062 $rstate->{phase} = -1;
1065 # found form data for field $name
1066 $rstate->{phase} = 2;
1070 my $len = length($hdl->{rbuf});
1071 substr($hdl->{rbuf}, 0, $len - $rstate->{maxheader}, '')
1072 if $len > $rstate->{maxheader}; # skip garbage
1074 } elsif ($rstate->{phase} == 1) { # inside file - dump until end marker
1075 if ($hdl->{rbuf} =~ s/^(.*?)\015?\012(--\Q$boundary\E(--)? \015?\012(.*))$/$2/xs) {
1076 my ($rest, $eof) = ($1, $3);
1077 my $len = length($rest);
1078 die "write to temporary file failed
- $!"
1079 if syswrite($rstate->{outfh}, $rest) != $len;
1080 $rstate->{ctx}->add($rest);
1081 $rstate->{params}->{filename} = $rstate->{filename};
1082 $rstate->{md5sum} = $rstate->{ctx}->hexdigest;
1083 $rstate->{bytes} += $len;
1084 $rstate->{phase} = $eof ? 100 : 0;
1086 my $len = length($hdl->{rbuf});
1087 my $wlen = $len - $rstate->{boundlen};
1089 my $data = substr($hdl->{rbuf}, 0, $wlen, '');
1090 die "write to temporary file failed
- $!"
1091 if syswrite($rstate->{outfh}, $data) != $wlen;
1092 $rstate->{bytes} += $wlen;
1093 $rstate->{ctx}->add($data);
1096 } elsif ($rstate->{phase} == 2) { # inside normal field
1098 if ($hdl->{rbuf} =~ s/^(.*?)\015?\012(--\Q$boundary\E(--)? \015?\012(.*))$/$2/xs) {
1099 my ($rest, $eof) = ($1, $3);
1100 my $len = length($rest);
1101 $rstate->{post_size} += $len;
1102 if ($rstate->{post_size} < $limit_max_post) {
1103 $rstate->{params}->{$rstate->{fieldname}} = $rest;
1104 $rstate->{phase} = $eof ? 100 : 0;
1106 syslog('err', "form data to large
- abort upload
");
1107 $rstate->{phase} = -1; # skip
1111 my $len = length($hdl->{rbuf});
1112 substr($hdl->{rbuf}, 0, $len, ''); # empty rbuf
1115 $rstate->{read} += ($startlen - length($hdl->{rbuf}));
1117 if (!$rstate->{done} && ($rstate->{read} + length($hdl->{rbuf})) >= $rstate->{size}) {
1118 $rstate->{done} = 1; # make sure we dont get called twice
1119 if ($rstate->{phase} < 0 || !$rstate->{md5sum}) {
1120 die "upload failed
\n";
1122 my $elapsed = tv_interval($rstate->{starttime});
1124 my $rate = int($rstate->{bytes}/($elapsed*1024*1024));
1125 syslog('info', "multipart upload complete
" .
1126 "(size
: %d time: %ds rate
: %.2fMiB
/s md5sum
: $rstate->{md5sum
})",
1127 $rstate->{bytes}, $elapsed, $rate);
1128 $self->handle_api2_request($reqstate, $auth, $method, $path, $rstate);
1133 syslog('err', $err);
1134 $self->error($reqstate, 501, $err);
1138 sub parse_content_type {
1141 my ($ct, @params) = split(/\s*[;,]\s*/o, $ctype);
1143 foreach my $v (@params) {
1144 if ($v =~ m/^\s*boundary\s*=\s*(\S+?)\s*$/o) {
1145 return wantarray ? ($ct, $1) : $ct;
1149 return wantarray ? ($ct) : $ct;
1152 sub parse_content_disposition {
1155 my ($disp, @params) = split(/\s*[;,]\s*/o, $line);
1159 foreach my $v (@params) {
1160 if ($v =~ m/^\s*name\s*=\s*(\S+?)\s*$/o) {
1162 $name =~ s/^"(.*)"$/$1/;
1163 } elsif ($v =~ m/^\s*filename\s*=\s*(.+?)\s*$/o) {
1165 $filename =~ s/^"(.*)"$/$1/;
1169 return wantarray ? ($disp, $name, $filename) : $disp;
1172 my $tmpfile_seq_no = 0;
1174 sub get_upload_filename {
1175 # choose unpredictable tmpfile name
1178 return "/var/tmp
/pveupload-
" . Digest::MD5::md5_hex($tmpfile_seq_no . time() . $$);
1181 sub unshift_read_header {
1182 my ($self, $reqstate, $state) = @_;
1184 $state = { size => 0, count => 0 } if !$state;
1186 $reqstate->{hdl}->unshift_read(line => sub {
1187 my ($hdl, $line) = @_;
1190 # print "$$: got header
: $line\n" if $self->{debug};
1192 die "to many http header lines
\n" if ++$state->{count} >= $limit_max_headers;
1193 die "http header too large
\n" if ($state->{size} += length($line)) >= $limit_max_header_size;
1195 my $r = $reqstate->{request};
1198 my $path = uri_unescape($r->uri->path());
1199 my $method = $r->method();
1201 $r->push_header($state->{key}, $state->{val})
1204 if (!$known_methods->{$method}) {
1205 my $resp = HTTP::Response->new(HTTP_NOT_IMPLEMENTED, "method '$method' not available
");
1206 $self->response($reqstate, $resp);
1210 my $conn = $r->header('Connection');
1211 my $accept_enc = $r->header('Accept-Encoding');
1212 $reqstate->{accept_gzip} = ($accept_enc && $accept_enc =~ m/gzip/) ? 1 : 0;
1215 $reqstate->{keep_alive} = 0 if $conn =~ m/close/oi;
1217 if ($reqstate->{proto}->{ver} < 1001) {
1218 $reqstate->{keep_alive} = 0;
1222 my $te = $r->header('Transfer-Encoding');
1223 if ($te && lc($te) eq 'chunked') {
1224 # Handle chunked transfer encoding
1225 $self->error($reqstate, 501, "chunked transfer encoding
not supported
");
1228 $self->error($reqstate, 501, "Unknown transfer encoding
'$te'");
1232 my $pveclientip = $r->header('PVEClientIP');
1233 my $base_uri = $self->{base_uri};
1235 # fixme: how can we make PVEClientIP header trusted?
1236 if ($self->{trusted_env} && $pveclientip) {
1237 $reqstate->{peer_host} = $pveclientip;
1239 $r->header('PVEClientIP', $reqstate->{peer_host});
1242 my $len = $r->header('Content-Length');
1244 # header processing complete - authenticate now
1247 if ($self->{spiceproxy}) {
1248 my $connect_str = $r->header('Host');
1249 my ($vmid, $node, $port) = $self->verify_spice_connect_url($connect_str);
1250 if (!(defined($vmid) && $node && $port)) {
1251 $self->error($reqstate, HTTP_UNAUTHORIZED, "invalid ticket
");
1254 $self->handle_spice_proxy_request($reqstate, $connect_str, $vmid, $node, $port);
1256 } elsif ($path =~ m/^\Q$base_uri\E/) {
1257 my $token = $r->header('CSRFPreventionToken');
1258 my $cookie = $r->header('Cookie');
1259 my $ticket = extract_auth_cookie($cookie, $self->{cookie_name});
1261 my ($rel_uri, $format) = &$split_abs_uri($path, $self->{base_uri});
1263 $self->error($reqstate, HTTP_NOT_IMPLEMENTED, "no such uri
");
1267 my $rpcenv = $self->{rpcenv};
1268 # set environment variables
1269 $rpcenv->set_user(undef);
1270 $rpcenv->set_language('C');
1271 $rpcenv->set_client_ip($reqstate->{peer_host});
1274 $auth = $self->auth_handler($method, $rel_uri, $ticket, $token);
1277 # always delay unauthorized calls by 3 seconds
1279 if (my $formatter = get_login_formatter($format)) {
1280 my ($raw, $ct, $nocomp) = &$formatter($path, $auth);
1282 if (ref($raw) && (ref($raw) eq 'HTTP::Response')) {
1285 $resp = HTTP::Response->new(HTTP_UNAUTHORIZED, "Login Required
");
1286 $resp->header("Content-Type
" => $ct);
1287 $resp->content($raw);
1289 $self->response($reqstate, $resp, undef, $nocomp, 3);
1291 my $resp = HTTP::Response->new(HTTP_UNAUTHORIZED, $err);
1292 $self->response($reqstate, $resp, undef, 0, $delay);
1298 $reqstate->{log}->{userid} = $auth->{userid};
1302 if (!($method eq 'PUT' || $method eq 'POST')) {
1303 $self->error($reqstate, 501, "Unexpected content
for method '$method'");
1307 my $ctype = $r->header('Content-Type');
1308 my ($ct, $boundary) = parse_content_type($ctype) if $ctype;
1310 if ($auth->{isUpload} && !$self->{trusted_env}) {
1311 die "upload
'Content-Type '$ctype' not implemented\n"
1312 if !($boundary && $ct && ($ct eq 'multipart
/form-data
'));
1314 die "upload without content length header not supported" if !$len;
1316 die "upload without content length header not supported" if !$len;
1318 print "start upload $path $ct $boundary\n" if $self->{debug};
1320 my $tmpfilename = get_upload_filename();
1321 my $outfh = IO::File->new($tmpfilename, O_RDWR|O_CREAT|O_EXCL, 0600) ||
1322 die "unable to create temporary upload file '$tmpfilename'";
1324 $reqstate->{keep_alive} = 0;
1326 my $boundlen = length($boundary) + 8; # \015?\012--$boundary--\015?\012
1330 boundary => $boundary,
1331 ctx => Digest::MD5->new,
1332 boundlen => $boundlen,
1333 maxheader => 2048 + $boundlen, # should be large enough
1334 params => decode_urlencoded($r->url->query()),
1338 starttime => [gettimeofday],
1341 $reqstate->{tmpfilename} = $tmpfilename;
1342 $reqstate->{hdl}->on_read(sub { $self->file_upload_multipart($reqstate, $auth, $method, $path, $state); });
1346 if ($len > $limit_max_post) {
1347 $self->error($reqstate, 501, "for data too large");
1351 if (!$ct || $ct eq 'application
/x-www-form-urlencoded
') {
1352 $reqstate->{hdl}->unshift_read(chunk => $len, sub {
1353 my ($hdl, $data) = @_;
1355 $self->handle_request($reqstate, $auth, $method, $path);
1358 $self->error($reqstate, 506, "upload 'Content-Type
'$ctype' not implemented
");
1361 $self->handle_request($reqstate, $auth, $method, $path);
1363 } elsif ($line =~ /^([^:\s]+)\s*:\s*(.*)/) {
1364 $r->push_header($state->{key}, $state->{val}) if $state->{key};
1365 ($state->{key}, $state->{val}) = ($1, $2);
1366 $self->unshift_read_header($reqstate, $state);
1367 } elsif ($line =~ /^\s+(.*)/) {
1368 $state->{val} .= " $1";
1369 $self->unshift_read_header($reqstate, $state);
1371 $self->error($reqstate, 506, "unable to parse request header
");
1378 sub push_request_header {
1379 my ($self, $reqstate) = @_;
1382 $reqstate->{hdl}->push_read(line => sub {
1383 my ($hdl, $line) = @_;
1386 # print "got request header
: $line\n" if $self->{debug};
1388 $reqstate->{keep_alive}--;
1390 if ($line =~ /(\S+)\040(\S+)\040HTTP\/(\d+)\.(\d+)/o) {
1391 my ($method, $url, $maj, $min) = ($1, $2, $3, $4);
1394 $self->error($reqstate, 506, "http protocol version
$maj.$min not supported
");
1398 $self->{request_count}++; # only count valid request headers
1399 if ($self->{request_count} >= $self->{max_requests}) {
1400 $self->{end_loop} = 1;
1402 $reqstate->{log} = { requestline => $line };
1403 $reqstate->{proto}->{str} = "HTTP
/$maj.$min";
1404 $reqstate->{proto}->{maj} = $maj;
1405 $reqstate->{proto}->{min} = $min;
1406 $reqstate->{proto}->{ver} = $maj*1000+$min;
1407 $reqstate->{request} = HTTP::Request->new($method, $url);
1408 $reqstate->{starttime} = [gettimeofday],
1410 $self->unshift_read_header($reqstate);
1411 } elsif ($line eq '') {
1412 # ignore empty lines before requests (browser bugs?)
1413 $self->push_request_header($reqstate);
1415 $self->error($reqstate, 400, 'bad request');
1429 return if $self->{end_loop};
1431 # we need to m make sure that only one process calls accept
1432 while (!flock($self->{lockfh}, Fcntl::LOCK_EX())) {
1433 next if $! == EINTR;
1434 die "could
not get
lock on file
'$self->{lockfile}' - $!\n";
1440 while (!$self->{end_loop} &&
1441 !defined($clientfh = $self->{socket}->accept()) &&
1444 if ($self->{end_loop}) {
1447 $again = ($! == EAGAIN || $! == WSAEWOULDBLOCK);
1448 if (!defined($clientfh)) {
1449 $errmsg = "failed to
accept connection
: $!\n";
1455 flock($self->{lockfh}, Fcntl::LOCK_UN());
1457 if (!defined($clientfh)) {
1459 die $errmsg if $errmsg;
1462 fh_nonblocking $clientfh, 1;
1464 $self->{conn_count}++;
1472 $self->{end_loop} = 1;
1474 undef $self->{socket_watch};
1476 $0 = "$0 (shutdown)" if $0 !~ m/\(shutdown\)$/;
1478 if ($self->{conn_count} <= 0) {
1479 $self->{end_cond}->send(1);
1483 # fork and exit, so that parent starts a new worker
1488 # else we need to wait until all open connections gets closed
1489 my $w; $w = AnyEvent->timer (after => 1, interval => 1, cb => sub {
1491 # todo: test for active connections instead (we can abort idle connections)
1492 if ($self->{conn_count} <= 0) {
1494 $self->{end_cond}->send(1);
1502 sub check_host_access {
1503 my ($self, $clientip) = @_;
1505 my $cip = Net::IP->new($clientip);
1507 my $match_allow = 0;
1510 if ($self->{allow_from}) {
1511 foreach my $t (@{$self->{allow_from}}) {
1512 if ($t->overlaps($cip)) {
1519 if ($self->{deny_from}) {
1520 foreach my $t (@{$self->{deny_from}}) {
1521 if ($t->overlaps($cip)) {
1528 if ($match_allow == $match_deny) {
1529 # match both allow and deny, or no match
1530 return $self->{policy} && $self->{policy} eq 'allow' ? 1 : 0;
1533 return $match_allow;
1536 sub accept_connections {
1541 while (my $clientfh = $self->accept()) {
1543 my $reqstate = { keep_alive => $self->{keep_alive} };
1545 # stop keep-alive when there are many open connections
1546 if ($self->{conn_count} >= $self->{max_conn_soft_limit}) {
1547 $reqstate->{keep_alive} = 0;
1550 if (my $sin = getpeername($clientfh)) {
1551 my ($pfamily, $pport, $phost) = PVE::Tools::unpack_sockaddr_in46($sin);
1552 ($reqstate->{peer_port}, $reqstate->{peer_host}) = ($pport, Socket::inet_ntop($pfamily, $phost));
1555 if (!$self->{trusted_env} && !$self->check_host_access($reqstate->{peer_host})) {
1556 print "$$: ABORT request from
$reqstate->{peer_host
} - access denied
\n" if $self->{debug};
1557 $reqstate->{log}->{code} = 403;
1558 $self->log_request($reqstate);
1562 $reqstate->{hdl} = AnyEvent::Handle->new(
1564 rbuf_max => 64*1024,
1565 timeout => $self->{timeout},
1566 linger => 0, # avoid problems with ssh - really needed ?
1570 $self->log_aborted_request($reqstate);
1571 $self->client_do_disconnect($reqstate);
1573 if (my $err = $@) { syslog('err', $err); }
1576 my ($hdl, $fatal, $message) = @_;
1578 $self->log_aborted_request($reqstate, $message);
1579 $self->client_do_disconnect($reqstate);
1581 if (my $err = $@) { syslog('err', "$err"); }
1583 ($self->{tls_ctx} ? (tls => "accept", tls_ctx => $self->{tls_ctx}) : ()));
1585 print "$$: ACCEPT FH
" . $clientfh->fileno() . " CONN
$self->{conn_count
}\n" if $self->{debug};
1587 $self->push_request_header($reqstate);
1592 syslog('err', $err);
1593 $self->{end_loop} = 1;
1596 $self->wait_end_loop() if $self->{end_loop};
1599 # Note: We can't open log file in non-blocking mode and use AnyEvent::Handle,
1600 # because we write from multiple processes, and that would arbitrarily mix output
1602 sub open_access_log {
1603 my ($self, $filename) = @_;
1605 my $old_mask = umask(0137);;
1606 my $logfh = IO::File->new($filename, ">>") ||
1607 die "unable to
open log file
'$filename' - $!\n";
1610 $logfh->autoflush(1);
1612 $self->{logfh} = $logfh;
1616 my ($self, $data) = @_;
1618 return if !defined($self->{logfh}) || !$data;
1620 my $res = $self->{logfh}->print($data);
1623 delete $self->{logfh};
1624 syslog('err', "error writing access
log");
1625 $self->{end_loop} = 1; # terminate asap
1629 sub atfork_handler {
1633 # something else do to ?
1634 close($self->{socket});
1642 $self->{end_cond}->recv;
1646 my ($this, %args) = @_;
1648 my $class = ref($this) || $this;
1650 foreach my $req (qw(base_handler_class socket lockfh lockfile)) {
1651 die "misssing required argument '$req'" if !defined($args{$req});
1654 my $self = bless { %args }, $class;
1656 $self->{cookie_name
} //= 'PVEAuthCookie';
1657 $self->{base_uri
} //= "/api2";
1660 PVE
::INotify
::inotify_init
();
1662 fh_nonblocking
($self->{socket}, 1);
1664 $self->{end_loop
} = 0;
1665 $self->{conn_count
} = 0;
1666 $self->{request_count
} = 0;
1667 $self->{timeout
} = 5 if !$self->{timeout
};
1668 $self->{keep_alive
} = 0 if !defined($self->{keep_alive
});
1669 $self->{max_conn
} = 800 if !$self->{max_conn
};
1670 $self->{max_requests
} = 8000 if !$self->{max_requests
};
1672 $self->{policy
} = 'allow' if !$self->{policy
};
1674 $self->{end_cond
} = AnyEvent-
>condvar;
1677 $self->{tls_ctx
} = AnyEvent
::TLS-
>new(%{$self->{ssl
}});
1678 # TODO : openssl >= 1.0.2 supports SSL_CTX_set_ecdh_auto to select a curve depending on
1679 # server and client availability from SSL_CTX_set1_curves.
1680 # that way other curves like 25519 can be used.
1681 # openssl 1.0.1 can only support 1 curve at a time.
1682 my $curve = Net
::SSLeay
::OBJ_txt2nid
('prime256v1');
1683 my $ecdh = Net
::SSLeay
::EC_KEY_new_by_curve_name
($curve);
1684 Net
::SSLeay
::CTX_set_options
($self->{tls_ctx
}->{ctx
}, &Net
::SSLeay
::OP_NO_COMPRESSION
| &Net
::SSLeay
::OP_SINGLE_ECDH_USE
| &Net
::SSLeay
::OP_SINGLE_DH_USE
);
1685 Net
::SSLeay
::CTX_set_tmp_ecdh
($self->{tls_ctx
}->{ctx
}, $ecdh);
1686 Net
::SSLeay
::EC_KEY_free
($ecdh);
1689 if ($self->{spiceproxy
}) {
1690 $known_methods = { CONNECT
=> 1 };
1693 $self->open_access_log($self->{logfile
}) if $self->{logfile
};
1695 $self->{max_conn_soft_limit
} = $self->{max_conn
} > 100 ?
$self->{max_conn
} - 20 : $self->{max_conn
};
1697 $self->{socket_watch
} = AnyEvent-
>io(fh
=> $self->{socket}, poll
=> 'r', cb
=> sub {
1699 if ($self->{conn_count
} >= $self->{max_conn
}) {
1700 my $w; $w = AnyEvent-
>timer (after
=> 1, interval
=> 1, cb
=> sub {
1701 if ($self->{conn_count
} < $self->{max_conn
}) {
1703 $self->accept_connections();
1707 $self->accept_connections();
1713 $self->{term_watch
} = AnyEvent-
>signal(signal
=> "TERM", cb
=> sub {
1714 undef $self->{term_watch
};
1715 $self->wait_end_loop();
1718 $self->{quit_watch
} = AnyEvent-
>signal(signal
=> "QUIT", cb
=> sub {
1719 undef $self->{quit_watch
};
1720 $self->wait_end_loop();
1723 $self->{inotify_poll
} = AnyEvent-
>timer(after
=> 5, interval
=> 5, cb
=> sub {
1724 PVE
::INotify
::poll
(); # read inotify events
1730 # abstract functions - subclass should overwrite/implement them
1732 sub verify_spice_connect_url
{
1733 my ($self, $connect_str) = @_;
1737 #return ($vmid, $node, $port);
1741 my ($self, $method, $rel_uri, $ticket, $token) = @_;
1746 # ticket => $ticket,
1748 # userid => $username,
1750 # isUpload => $isUpload,
1751 # cookie_name => $self->{cookie_name},
1757 my ($self, $clientip, $method, $rel_uri, $auth, $params) = @_;
1760 status
=> HTTP_NOT_IMPLEMENTED
,
1761 message
=> "Method '$method $rel_uri' not implemented",
1765 sub check_cert_fingerprint
{
1766 my ($self, $cert) = @_;
1771 sub initialize_cert_cache
{
1772 my ($self, $node) = @_;
1777 sub remote_node_ip
{
1778 my ($self, $node) = @_;