1 package PVE
::AsyncHTTPServer
;
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);
27 use PVE
::RPCEnvironment
;
33 use HTTP
::Status
qw(:constants);
40 my $limit_max_headers = 30;
41 my $limit_max_header_size = 8*1024;
42 my $limit_max_post = 16*1024;
52 my $split_abs_uri = sub {
53 my ($abs_uri, $base_uri) = @_;
55 my ($format, $rel_uri) = $abs_uri =~ m/^\Q$base_uri\E\/+([a-z
][a-z0-9
]+)(\
/.*)?$/;
56 $rel_uri = '/' if !$rel_uri;
58 return wantarray ?
($rel_uri, $format) : $rel_uri;
61 # generic formatter support
63 my $formatter_hash = {};
65 sub register_formatter
{
66 my ($format, $func) = @_;
68 die "formatter '$format' already defined" if $formatter_hash->{$format};
70 $formatter_hash->{$format} = {
78 return undef if !$format;
80 my $info = $formatter_hash->{$format};
81 return undef if !$info;
86 my $login_formatter_hash = {};
88 sub register_login_formatter
{
89 my ($format, $func) = @_;
91 die "login formatter '$format' already defined" if $login_formatter_hash->{$format};
93 $login_formatter_hash->{$format} = {
98 sub get_login_formatter
{
101 return undef if !$format;
103 my $info = $login_formatter_hash->{$format};
104 return undef if !$info;
106 return $info->{func
};
110 # server implementation
113 my ($self, $reqstate) = @_;
115 my $loginfo = $reqstate->{log};
117 # like apache2 common log format
118 # LogFormat "%h %l %u %t \"%r\" %>s %b \"%{Referer}i\" \"%{User-agent}i\""
120 return if $loginfo->{written
}; # avoid duplicate logs
121 $loginfo->{written
} = 1;
123 my $peerip = $reqstate->{peer_host
} || '-';
124 my $userid = $loginfo->{userid
} || '-';
125 my $content_length = defined($loginfo->{content_length
}) ?
$loginfo->{content_length
} : '-';
126 my $code = $loginfo->{code
} || 500;
127 my $requestline = $loginfo->{requestline
} || '-';
128 my $timestr = strftime
("%d/%b/%Y:%H:%M:%S %z", localtime());
130 my $msg = "$peerip - $userid [$timestr] \"$requestline\" $code $content_length\n";
132 $self->write_log($msg);
135 sub log_aborted_request {
136 my ($self, $reqstate, $error) = @_;
138 my $r = $reqstate->{request};
139 return if !$r; # no active request
142 syslog("err
", "problem with client
$reqstate->{peer_host
}; $error");
145 $self->log_request($reqstate);
148 sub extract_auth_cookie {
149 my ($cookie, $cookie_name) = @_;
151 return undef if !$cookie;
153 my $ticket = ($cookie =~ /(?:^|\s)\Q$cookie_name\E=([^;]*)/)[0];
155 if ($ticket && $ticket =~ m/^PVE%3A/) {
156 $ticket = uri_unescape($ticket);
162 sub create_auth_cookie {
163 my ($ticket, $cookie_name) = @_;
165 my $encticket = uri_escape($ticket);
167 return "${cookie_name
}=$encticket; path
=/; secure
;";
170 sub cleanup_reqstate {
173 delete $reqstate->{log};
174 delete $reqstate->{request};
175 delete $reqstate->{proto};
176 delete $reqstate->{accept_gzip};
177 delete $reqstate->{starttime};
179 if ($reqstate->{tmpfilename}) {
180 unlink $reqstate->{tmpfilename};
181 delete $reqstate->{tmpfilename};
185 sub client_do_disconnect {
186 my ($self, $reqstate) = @_;
188 cleanup_reqstate($reqstate);
190 my $shutdown_hdl = sub {
193 shutdown($hdl->{fh}, 1);
195 $hdl->on_drain(undef);
196 $hdl->on_read(undef);
200 if (my $proxyhdl = delete $reqstate->{proxyhdl}) {
201 &$shutdown_hdl($proxyhdl);
204 my $hdl = delete $reqstate->{hdl};
207 syslog('err', "detected empty handle
");
211 print "close connection
$hdl\n" if $self->{debug};
213 &$shutdown_hdl($hdl);
215 $self->{conn_count}--;
217 print "$$: CLOSE FH
" . $hdl->{fh}->fileno() . " CONN
$self->{conn_count
}\n" if $self->{debug};
220 sub finish_response {
221 my ($self, $reqstate) = @_;
223 my $hdl = $reqstate->{hdl};
225 cleanup_reqstate($reqstate);
227 if (!$self->{end_loop} && $reqstate->{keep_alive} > 0) {
228 # print "KEEPALIVE
$reqstate->{keep_alive
}\n" if $self->{debug};
230 eval { $self->push_request_header($reqstate); };
234 $hdl->on_drain (sub {
236 $self->client_do_disconnect($reqstate);
244 my ($self, $reqstate, $resp, $mtime, $nocomp, $delay) = @_;
246 #print "$$: send response
: " . Dumper($resp);
249 $reqstate->{hdl}->timeout_reset();
250 $reqstate->{hdl}->timeout($self->{timeout});
252 $nocomp = 1 if !$reqstate->{accept_gzip};
254 my $code = $resp->code;
255 my $msg = $resp->message || HTTP::Status::status_message($code);
256 ($msg) = $msg =~m/^(.*)$/m;
257 my $content = $resp->content;
259 if ($code =~ /^(1\d\d|[23]04)$/) {
260 # make sure content we have no content
264 $reqstate->{keep_alive} = 0 if ($code >= 400) || $self->{end_loop};
266 $reqstate->{log}->{code} = $code;
268 my $proto = $reqstate->{proto} ? $reqstate->{proto}->{str} : 'HTTP/1.0';
269 my $res = "$proto $code $msg\015\012";
272 my $date = HTTP::Date::time2str($ctime);
273 $resp->header('Date' => $date);
275 $resp->header('Last-Modified' => HTTP::Date::time2str($mtime));
277 $resp->header('Expires' => $date);
278 $resp->header('Cache-Control' => "max-age
=0");
279 $resp->header("Pragma
", "no-cache
");
282 $resp->header('Server' => "pve-api-daemon
/3.0");
287 $content_length = length($content);
289 if (!$nocomp && ($content_length > 1024)) {
290 my $comp = Compress::Zlib::memGzip($content);
291 $resp->header('Content-Encoding', 'gzip');
293 $content_length = length($content);
295 $resp->header("Content-Length
" => $content_length);
296 $reqstate->{log}->{content_length} = $content_length;
299 $resp->remove_header("Content-Length
");
302 if ($reqstate->{keep_alive} > 0) {
303 $resp->push_header('Connection' => 'Keep-Alive');
305 $resp->header('Connection' => 'close');
308 $res .= $resp->headers_as_string("\015\012");
309 #print "SEND
(without content
) $res\n" if $self->{debug};
312 $res .= $content if $content;
314 $self->log_request($reqstate, $reqstate->{request});
316 if ($delay && $delay > 0) {
317 my $w; $w = AnyEvent->timer(after => $delay, cb => sub {
318 undef $w; # delete reference
319 $reqstate->{hdl}->push_write($res);
320 $self->finish_response($reqstate);
323 $reqstate->{hdl}->push_write($res);
324 $self->finish_response($reqstate);
329 my ($self, $reqstate, $code, $msg, $hdr, $content) = @_;
332 my $resp = HTTP::Response->new($code, $msg, $hdr, $content);
333 $self->response($reqstate, $resp);
338 my $file_extension_info = {
339 css => { ct => 'text/css' },
340 html => { ct => 'text/html' },
341 js => { ct => 'application/javascript' },
342 png => { ct => 'image/png' , nocomp => 1 },
343 ico => { ct => 'image/x-icon', nocomp => 1},
344 gif => { ct => 'image/gif', nocomp => 1},
345 jar => { ct => 'application/java-archive', nocomp => 1},
346 woff => { ct => 'application/font-woff', nocomp => 1},
347 woff2 => { ct => 'application/font-woff2', nocomp => 1},
348 ttf => { ct => 'application/font-snft', nocomp => 1},
349 pdf => { ct => 'application/pdf', nocomp => 1},
350 epub => { ct => 'application/epub+zip', nocomp => 1},
353 sub send_file_start {
354 my ($self, $reqstate, $filename) = @_;
357 # print "SEND FILE
$filename\n";
358 # Note: aio_load() this is not really async unless we use IO::AIO!
361 my $r = $reqstate->{request};
363 my $fh = IO::File->new($filename, '<') ||
365 my $stat = File::stat::stat($fh) ||
368 my $mtime = $stat->mtime;
370 if (my $ifmod = $r->header('if-modified-since')) {
371 my $iftime = HTTP::Date::str2time($ifmod);
372 if ($mtime <= $iftime) {
373 my $resp = HTTP::Response->new(304, "NOT MODIFIED
");
374 $self->response($reqstate, $resp, $mtime);
380 my $len = sysread($fh, $data, $stat->size);
381 die "got short file
\n" if !defined($len) || $len != $stat->size;
383 my ($ext) = $filename =~ m/\.([^.]*)$/;
384 my $ext_info = $file_extension_info->{$ext};
386 die "unable to detect content type
" if !$ext_info;
388 my $header = HTTP::Headers->new(Content_Type => $ext_info->{ct});
389 my $resp = HTTP::Response->new(200, "OK
", $header, $data);
390 $self->response($reqstate, $resp, $mtime, $ext_info->{nocomp});
393 $self->error($reqstate, 501, $err);
400 sub websocket_proxy {
401 my ($self, $reqstate, $wsaccept, $wsproto, $param) = @_;
407 my $max_payload_size = 65536;
410 if ($wsproto eq 'binary') {
412 } elsif ($wsproto eq 'base64') {
415 die "websocket_proxy
: unsupported protocol
'$wsproto'\n";
418 if ($param->{port}) {
419 $remhost = 'localhost';
420 $remport = $param->{port};
421 } elsif ($param->{socket}) {
423 $remport = $param->{socket};
425 die "websocket_proxy
: missing port
or socket\n";
428 tcp_connect $remhost, $remport, sub {
430 or die "connect to
'$remhost:$remport' failed
: $!";
432 print "$$: CONNECTed to
'$remhost:$remport'\n" if $self->{debug};
434 $reqstate->{proxyhdl} = AnyEvent::Handle->new(
437 wbuf_max => 64*10*1024,
442 $self->log_aborted_request($reqstate);
443 $self->client_do_disconnect($reqstate);
445 if (my $err = $@) { syslog('err', $err); }
448 my ($hdl, $fatal, $message) = @_;
450 $self->log_aborted_request($reqstate, $message);
451 $self->client_do_disconnect($reqstate);
453 if (my $err = $@) { syslog('err', "$err"); }
456 my $proxyhdlreader = sub {
459 my $len = length($hdl->{rbuf});
460 my $data = substr($hdl->{rbuf}, 0, $len, '');
466 $string = "\x82"; # binary frame
469 $string = "\x81"; # text frame
470 $payload = encode_base64($data, '');
473 my $payload_len = length($payload);
474 if ($payload_len <= 125) {
475 $string .= pack 'C', $payload_len;
476 } elsif ($payload_len <= 0xffff) {
477 $string .= pack 'C', 126;
478 $string .= pack 'n', $payload_len;
480 $string .= pack 'C', 127;
481 $string .= pack 'Q>', $payload_len;
485 $reqstate->{hdl}->push_write($string) if $reqstate->{hdl};
488 my $hdlreader = sub {
491 my $len = length($hdl->{rbuf});
494 my $hdr = unpack('C', substr($hdl->{rbuf}, 0, 1));
495 my $opcode = $hdr & 0b00001111;
496 my $fin = $hdr & 0b10000000;
498 die "received fragmented websocket frame
\n" if !$fin;
500 my $rsv = $hdr & 0b01110000;
501 die "received websocket frame with RSV flags
\n" if $rsv;
503 my $payload_len = unpack 'C', substr($hdl->{rbuf}, 1, 1);
505 my $masked = $payload_len & 0b10000000;
506 die "received unmasked websocket frame from client
\n" if !$masked;
509 $payload_len = $payload_len & 0b01111111;
510 if ($payload_len == 126) {
512 $payload_len = unpack('n', substr($hdl->{rbuf}, $offset, 2));
514 } elsif ($payload_len == 127) {
516 $payload_len = unpack('Q>', substr($hdl->{rbuf}, $offset, 8));
520 die "received too large websocket frame
(len
= $payload_len)\n"
521 if ($payload_len > $max_payload_size) || ($payload_len < 0);
523 return if $len < ($offset + 4 + $payload_len);
525 my $data = substr($hdl->{rbuf}, 0, $len, ''); # now consume data
527 my @mask = (unpack('C', substr($data, $offset+0, 1)),
528 unpack('C', substr($data, $offset+1, 1)),
529 unpack('C', substr($data, $offset+2, 1)),
530 unpack('C', substr($data, $offset+3, 1)));
534 my $payload = substr($data, $offset, $payload_len);
536 for (my $i = 0; $i < $payload_len; $i++) {
537 my $d = unpack('C', substr($payload, $i, 1));
538 my $n = $d ^ $mask[$i % 4];
539 substr($payload, $i, 1, pack('C', $n));
542 $payload = decode_base64($payload) if !$binary;
544 if ($opcode == 1 || $opcode == 2) {
545 $reqstate->{proxyhdl}->push_write($payload) if $reqstate->{proxyhdl};
546 } elsif ($opcode == 8) {
547 print "websocket received
close\n" if $self->{debug};
548 if ($reqstate->{proxyhdl}) {
549 $reqstate->{proxyhdl}->push_write($payload);
550 $reqstate->{proxyhdl}->push_shutdown();
552 $hdl->push_shutdown();
554 die "received unhandled websocket opcode
$opcode\n";
558 my $proto = $reqstate->{proto} ? $reqstate->{proto}->{str} : 'HTTP/1.1';
560 $reqstate->{proxyhdl}->timeout(0);
561 $reqstate->{proxyhdl}->on_read($proxyhdlreader);
562 $reqstate->{hdl}->on_read($hdlreader);
564 # todo: use stop_read/start_read if write buffer grows to much
566 my $res = "$proto 101 Switching Protocols
\015\012" .
567 "Upgrade
: websocket
\015\012" .
568 "Connection
: upgrade
\015\012" .
569 "Sec-WebSocket-Accept
: $wsaccept\015\012" .
570 "Sec-WebSocket-Protocol
: $wsproto\015\012" .
573 print $res if $self->{debug};
575 $reqstate->{hdl}->push_write($res);
578 $reqstate->{log}->{code} = 101;
579 $self->log_request($reqstate);
585 $self->log_aborted_request($reqstate, $err);
586 $self->client_do_disconnect($reqstate);
591 my ($self, $reqstate, $clientip, $host, $node, $method, $uri, $ticket, $token, $params) = @_;
596 if ($host eq 'localhost') {
597 $target = "http
://$host:85$uri";
598 # keep alive for localhost is not worth (connection setup is about 0.2ms)
600 } elsif (Net::IP::ip_is_ipv6($host)) {
601 $target = "https
://[$host]:8006$uri";
603 $target = "https
://$host:8006$uri";
607 PVEDisableProxy => 'true',
608 PVEClientIP => $clientip,
611 $headers->{'cookie'} = create_auth_cookie($ticket, $self->{cookie_name}) if $ticket;
612 $headers->{'CSRFPreventionToken'} = $token if $token;
613 $headers->{'Accept-Encoding'} = 'gzip' if $reqstate->{accept_gzip};
617 if ($method eq 'POST' || $method eq 'PUT') {
618 $headers->{'Content-Type'} = 'application/x-www-form-urlencoded';
619 # use URI object to format application/x-www-form-urlencoded content.
620 my $url = URI->new('http:');
621 $url->query_form(%$params);
622 $content = $url->query;
623 if (defined($content)) {
624 $headers->{'Content-Length'} = length($content);
629 # TLS 1.x only, with certificate pinning
635 my (undef, undef, undef, $depth, undef, undef, $cert) = @_;
636 # we don't care about intermediate or root certificates
637 return 1 if $depth != 0;
638 # check server certificate against cache of pinned FPs
639 return $self->check_cert_fingerprint($cert);
643 # load and cache cert fingerprint if first time we proxy to this node
644 $self->initialize_cert_cache($node);
646 my $w; $w = http_request(
651 proxy => undef, # avoid use of $ENV{HTTP_PROXY}
652 keepalive => $keep_alive,
654 tls_ctx => AnyEvent::TLS->new(%{$tls}),
656 my ($body, $hdr) = @_;
660 if (!$reqstate->{hdl}) {
661 warn "proxy detected vanished client connection
\n";
666 my $code = delete $hdr->{Status};
667 my $msg = delete $hdr->{Reason};
669 delete $hdr->{HTTPVersion};
670 my $header = HTTP::Headers->new(%$hdr);
671 if (my $location = $header->header('Location')) {
672 $location =~ s|^http://localhost:85||;
673 $header->header(Location => $location);
675 my $resp = HTTP::Response->new($code, $msg, $header, $body);
676 # Note: disable compression, because body is already compressed
677 $self->response($reqstate, $resp, undef, 1);
685 # return arrays as \0 separated strings (like CGI.pm)
686 sub decode_urlencoded {
691 return $res if !$data;
693 foreach my $kv (split(/[\&\;]/, $data)) {
694 my ($k, $v) = split(/=/, $kv);
696 $k =~ s/%([0-9a-fA-F][0-9a-fA-F])/chr(hex($1))/eg;
698 $v =~ s/%([0-9a-fA-F][0-9a-fA-F])/chr(hex($1))/eg;
700 if (defined(my $old = $res->{$k})) {
701 $res->{$k} = "$old\0$v";
710 my ($r, $method) = @_;
714 if ($method eq 'PUT' || $method eq 'POST') {
715 $params = decode_urlencoded($r->content);
718 my $query_params = decode_urlencoded($r->url->query());
720 foreach my $k (keys %{$query_params}) {
721 $params->{$k} = $query_params->{$k};
724 return PVE::Tools::decode_utf8_parameters($params);
727 sub handle_api2_request {
728 my ($self, $reqstate, $auth, $method, $path, $upload_state) = @_;
731 my $r = $reqstate->{request};
733 my ($rel_uri, $format) = &$split_abs_uri($path, $self->{base_uri});
735 my $formatter = get_formatter($format);
737 if (!defined($formatter)) {
738 $self->error($reqstate, HTTP_NOT_IMPLEMENTED, "no such uri
$rel_uri, $format");
742 #print Dumper($upload_state) if $upload_state;
744 my $rpcenv = $self->{rpcenv};
749 $params = $upload_state->{params};
751 $params = extract_params($r, $method);
754 delete $params->{_dc}; # remove disable cache parameter
756 my $clientip = $reqstate->{peer_host};
758 $rpcenv->init_request();
760 my $res = $self->rest_handler($clientip, $method, $rel_uri, $auth, $params);
762 AnyEvent->now_update(); # in case somebody called sleep()
764 $rpcenv->set_user(undef); # clear after request
766 my $upgrade = $r->header('upgrade');
767 $upgrade = lc($upgrade) if $upgrade;
769 if (my $host = $res->{proxy}) {
771 if ($self->{trusted_env}) {
772 $self->error($reqstate, HTTP_INTERNAL_SERVER_ERROR, "proxy
not allowed
");
776 if ($host ne 'localhost' && $r->header('PVEDisableProxy')) {
777 $self->error($reqstate, HTTP_INTERNAL_SERVER_ERROR, "proxy
loop detected
");
781 $res->{proxy_params}->{tmpfilename} = $reqstate->{tmpfilename} if $upload_state;
783 $self->proxy_request($reqstate, $clientip, $host, $res->{proxynode}, $method,
784 $r->uri, $auth->{ticket}, $auth->{token}, $res->{proxy_params}, $res->{proxynode});
787 } elsif ($upgrade && ($method eq 'GET') && ($path =~ m|websocket$|)) {
788 die "unable to upgrade to protocol
'$upgrade'\n" if !$upgrade || ($upgrade ne 'websocket');
789 my $wsver = $r->header('sec-websocket-version');
790 die "unsupported websocket-version
'$wsver'\n" if !$wsver || ($wsver ne '13');
791 my $wsproto_str = $r->header('sec-websocket-protocol');
792 die "missing websocket-protocol header
" if !$wsproto_str;
794 foreach my $p (PVE::Tools::split_list($wsproto_str)) {
795 $wsproto = $p if !$wsproto && $p eq 'base64';
796 $wsproto = $p if $p eq 'binary';
798 die "unsupported websocket-protocol protocol
'$wsproto_str'\n" if !$wsproto;
799 my $wskey = $r->header('sec-websocket-key');
800 die "missing websocket-key
\n" if !$wskey;
801 # Note: Digest::SHA::sha1_base64 has wrong padding
802 my $wsaccept = Digest::SHA::sha1_base64("${wskey
}258EAFA5-E914-47DA-95CA-C5AB0DC85B11
") . "=";
803 if ($res->{status} == HTTP_OK) {
804 $self->websocket_proxy($reqstate, $wsaccept, $wsproto, $res->{data});
810 if ($res->{status} == HTTP_UNAUTHORIZED) {
811 # always delay unauthorized calls by 3 seconds
812 $delay = 3 - tv_interval($reqstate->{starttime});
813 $delay = 0 if $delay < 0;
816 if ($res->{info} && $res->{info}->{formatter}) {
817 if (defined(my $func = $res->{info}->{formatter}->{$format})) {
822 my ($raw, $ct, $nocomp) = &$formatter($res, $res->{data}, $params, $path, $auth);
825 if (ref($raw) && (ref($raw) eq 'HTTP::Response')) {
828 $resp = HTTP::Response->new($res->{status}, $res->{message});
829 $resp->header("Content-Type
" => $ct);
830 $resp->content($raw);
832 $self->response($reqstate, $resp, undef, $nocomp, $delay);
835 $self->error($reqstate, 501, $err);
839 sub handle_spice_proxy_request {
840 my ($self, $reqstate, $connect_str, $vmid, $node, $spiceport) = @_;
844 die "Port
$spiceport is not allowed
" if ($spiceport < 61000 || $spiceport > 61099);
846 my $rpcenv = $self->{rpcenv};
847 $rpcenv->init_request();
849 my $clientip = $reqstate->{peer_host};
850 my $r = $reqstate->{request};
854 if ($node ne 'localhost' && PVE::INotify::nodename() !~ m/^$node$/i) {
855 $remip = $self->remote_node_ip($node);
856 print "REMOTE CONNECT
$vmid, $remip, $connect_str\n" if $self->{debug};
858 print "$$: CONNECT
$vmid, $node, $spiceport\n" if $self->{debug};
861 if ($remip && $r->header('PVEDisableProxy')) {
862 $self->error($reqstate, HTTP_INTERNAL_SERVER_ERROR, "proxy
loop detected
");
866 $reqstate->{hdl}->timeout(0);
867 $reqstate->{hdl}->wbuf_max(64*10*1024);
869 my $remhost = $remip ? $remip : "localhost
";
870 my $remport = $remip ? 3128 : $spiceport;
872 tcp_connect $remhost, $remport, sub {
874 or die "connect to
'$remhost:$remport' failed
: $!";
876 print "$$: CONNECTed to
'$remhost:$remport'\n" if $self->{debug};
877 $reqstate->{proxyhdl} = AnyEvent::Handle->new(
880 wbuf_max => 64*10*1024,
885 $self->log_aborted_request($reqstate);
886 $self->client_do_disconnect($reqstate);
888 if (my $err = $@) { syslog('err', $err); }
891 my ($hdl, $fatal, $message) = @_;
893 $self->log_aborted_request($reqstate, $message);
894 $self->client_do_disconnect($reqstate);
896 if (my $err = $@) { syslog('err', "$err"); }
900 my $proxyhdlreader = sub {
903 my $len = length($hdl->{rbuf});
904 my $data = substr($hdl->{rbuf}, 0, $len, '');
906 #print "READ1
$len\n";
907 $reqstate->{hdl}->push_write($data) if $reqstate->{hdl};
910 my $hdlreader = sub {
913 my $len = length($hdl->{rbuf});
914 my $data = substr($hdl->{rbuf}, 0, $len, '');
916 #print "READ0
$len\n";
917 $reqstate->{proxyhdl}->push_write($data) if $reqstate->{proxyhdl};
920 my $proto = $reqstate->{proto} ? $reqstate->{proto}->{str} : 'HTTP/1.0';
922 my $startproxy = sub {
923 $reqstate->{proxyhdl}->timeout(0);
924 $reqstate->{proxyhdl}->on_read($proxyhdlreader);
925 $reqstate->{hdl}->on_read($hdlreader);
927 # todo: use stop_read/start_read if write buffer grows to much
929 my $res = "$proto 200 OK
\015\012"; # hope this is the right answer?
930 $reqstate->{hdl}->push_write($res);
933 $reqstate->{log}->{code} = 200;
934 $self->log_request($reqstate);
938 my $header = "CONNECT
${connect_str
} $proto\015\012" .
939 "Host
: ${connect_str
}\015\012" .
940 "Proxy-Connection
: keep-alive
\015\012" .
941 "User-Agent
: spiceproxy
\015\012" .
942 "PVEDisableProxy
: true
\015\012" .
943 "PVEClientIP
: $clientip\015\012" .
946 $reqstate->{proxyhdl}->push_write($header);
947 $reqstate->{proxyhdl}->push_read(line => sub {
948 my ($hdl, $line) = @_;
950 if ($line =~ m!^$proto 200 OK$!) {
953 $reqstate->{hdl}->push_write($line);
954 $self->client_do_disconnect($reqstate);
965 $self->log_aborted_request($reqstate, $err);
966 $self->client_do_disconnect($reqstate);
971 my ($self, $reqstate, $auth, $method, $path) = @_;
973 my $base_uri = $self->{base_uri};
976 my $r = $reqstate->{request};
978 # disable timeout on handle (we already have all data we need)
979 # we re-enable timeout in response()
980 $reqstate->{hdl}->timeout(0);
982 if ($path =~ m/^\Q$base_uri\E/) {
983 $self->handle_api2_request($reqstate, $auth, $method, $path);
987 if ($self->{pages} && ($method eq 'GET') && (my $handler = $self->{pages}->{$path})) {
988 if (ref($handler) eq 'CODE') {
989 my $params = decode_urlencoded($r->url->query());
990 my ($resp, $userid) = &$handler($self, $reqstate->{request}, $params);
991 $self->response($reqstate, $resp);
992 } elsif (ref($handler) eq 'HASH') {
993 if (my $filename = $handler->{file}) {
994 my $fh = IO::File->new($filename) ||
995 die "unable to
open file
'$filename' - $!\n";
996 send_file_start($self, $reqstate, $filename);
998 die "internal error
- no handler
";
1001 die "internal error
- no handler
";
1006 if ($self->{dirs} && ($method eq 'GET')) {
1007 # we only allow simple names
1008 if ($path =~ m!^(/\S+/)([a-zA-Z0-9\-\_\.]+)$!) {
1009 my ($subdir, $file) = ($1, $2);
1010 if (my $dir = $self->{dirs}->{$subdir}) {
1011 my $filename = "$dir$file";
1012 my $fh = IO::File->new($filename) ||
1013 die "unable to
open file
'$filename' - $!\n";
1014 send_file_start($self, $reqstate, $filename);
1020 die "no such file
'$path'";
1023 $self->error($reqstate, 501, $err);
1027 sub file_upload_multipart {
1028 my ($self, $reqstate, $auth, $method, $path, $rstate) = @_;
1031 my $boundary = $rstate->{boundary};
1032 my $hdl = $reqstate->{hdl};
1034 my $startlen = length($hdl->{rbuf});
1036 if ($rstate->{phase} == 0) { # skip everything until start
1037 if ($hdl->{rbuf} =~ s/^.*?--\Q$boundary\E \015?\012
1038 ((?:[^\015]+\015\012)* ) \015?\012//xs) {
1040 my ($ct, $disp, $name, $filename);
1041 foreach my $line (split(/\015?\012/, $header)) {
1042 # assume we have single line headers
1043 if ($line =~ m/^Content-Type\s*:\s*(.*)/i) {
1044 $ct = parse_content_type($1);
1045 } elsif ($line =~ m/^Content-Disposition\s*:\s*(.*)/i) {
1046 ($disp, $name, $filename) = parse_content_disposition($1);
1050 if (!($disp && $disp eq 'form-data' && $name)) {
1051 syslog('err', "wrong content disposition
in multipart
- abort upload
");
1052 $rstate->{phase} = -1;
1055 $rstate->{fieldname} = $name;
1058 if ($name eq 'filename') {
1059 # found file upload data
1060 $rstate->{phase} = 1;
1061 $rstate->{filename} = $filename;
1063 syslog('err', "wrong field name
for file upload
- abort upload
");
1064 $rstate->{phase} = -1;
1067 # found form data for field $name
1068 $rstate->{phase} = 2;
1072 my $len = length($hdl->{rbuf});
1073 substr($hdl->{rbuf}, 0, $len - $rstate->{maxheader}, '')
1074 if $len > $rstate->{maxheader}; # skip garbage
1076 } elsif ($rstate->{phase} == 1) { # inside file - dump until end marker
1077 if ($hdl->{rbuf} =~ s/^(.*?)\015?\012(--\Q$boundary\E(--)? \015?\012(.*))$/$2/xs) {
1078 my ($rest, $eof) = ($1, $3);
1079 my $len = length($rest);
1080 die "write to temporary file failed
- $!"
1081 if syswrite($rstate->{outfh}, $rest) != $len;
1082 $rstate->{ctx}->add($rest);
1083 $rstate->{params}->{filename} = $rstate->{filename};
1084 $rstate->{md5sum} = $rstate->{ctx}->hexdigest;
1085 $rstate->{bytes} += $len;
1086 $rstate->{phase} = $eof ? 100 : 0;
1088 my $len = length($hdl->{rbuf});
1089 my $wlen = $len - $rstate->{boundlen};
1091 my $data = substr($hdl->{rbuf}, 0, $wlen, '');
1092 die "write to temporary file failed
- $!"
1093 if syswrite($rstate->{outfh}, $data) != $wlen;
1094 $rstate->{bytes} += $wlen;
1095 $rstate->{ctx}->add($data);
1098 } elsif ($rstate->{phase} == 2) { # inside normal field
1100 if ($hdl->{rbuf} =~ s/^(.*?)\015?\012(--\Q$boundary\E(--)? \015?\012(.*))$/$2/xs) {
1101 my ($rest, $eof) = ($1, $3);
1102 my $len = length($rest);
1103 $rstate->{post_size} += $len;
1104 if ($rstate->{post_size} < $limit_max_post) {
1105 $rstate->{params}->{$rstate->{fieldname}} = $rest;
1106 $rstate->{phase} = $eof ? 100 : 0;
1108 syslog('err', "form data to large
- abort upload
");
1109 $rstate->{phase} = -1; # skip
1113 my $len = length($hdl->{rbuf});
1114 substr($hdl->{rbuf}, 0, $len, ''); # empty rbuf
1117 $rstate->{read} += ($startlen - length($hdl->{rbuf}));
1119 if (!$rstate->{done} && ($rstate->{read} + length($hdl->{rbuf})) >= $rstate->{size}) {
1120 $rstate->{done} = 1; # make sure we dont get called twice
1121 if ($rstate->{phase} < 0 || !$rstate->{md5sum}) {
1122 die "upload failed
\n";
1124 my $elapsed = tv_interval($rstate->{starttime});
1126 my $rate = int($rstate->{bytes}/($elapsed*1024*1024));
1127 syslog('info', "multipart upload complete
" .
1128 "(size
: %d time: %ds rate
: %.2fMiB
/s md5sum
: $rstate->{md5sum
})",
1129 $rstate->{bytes}, $elapsed, $rate);
1130 $self->handle_api2_request($reqstate, $auth, $method, $path, $rstate);
1135 syslog('err', $err);
1136 $self->error($reqstate, 501, $err);
1140 sub parse_content_type {
1143 my ($ct, @params) = split(/\s*[;,]\s*/o, $ctype);
1145 foreach my $v (@params) {
1146 if ($v =~ m/^\s*boundary\s*=\s*(\S+?)\s*$/o) {
1147 return wantarray ? ($ct, $1) : $ct;
1151 return wantarray ? ($ct) : $ct;
1154 sub parse_content_disposition {
1157 my ($disp, @params) = split(/\s*[;,]\s*/o, $line);
1161 foreach my $v (@params) {
1162 if ($v =~ m/^\s*name\s*=\s*(\S+?)\s*$/o) {
1164 $name =~ s/^"(.*)"$/$1/;
1165 } elsif ($v =~ m/^\s*filename\s*=\s*(.+?)\s*$/o) {
1167 $filename =~ s/^"(.*)"$/$1/;
1171 return wantarray ? ($disp, $name, $filename) : $disp;
1174 my $tmpfile_seq_no = 0;
1176 sub get_upload_filename {
1177 # choose unpredictable tmpfile name
1180 return "/var/tmp
/pveupload-
" . Digest::MD5::md5_hex($tmpfile_seq_no . time() . $$);
1183 sub unshift_read_header {
1184 my ($self, $reqstate, $state) = @_;
1186 $state = { size => 0, count => 0 } if !$state;
1188 $reqstate->{hdl}->unshift_read(line => sub {
1189 my ($hdl, $line) = @_;
1192 # print "$$: got header
: $line\n" if $self->{debug};
1194 die "to many http header lines
\n" if ++$state->{count} >= $limit_max_headers;
1195 die "http header too large
\n" if ($state->{size} += length($line)) >= $limit_max_header_size;
1197 my $r = $reqstate->{request};
1200 my $path = uri_unescape($r->uri->path());
1201 my $method = $r->method();
1203 $r->push_header($state->{key}, $state->{val})
1206 if (!$known_methods->{$method}) {
1207 my $resp = HTTP::Response->new(HTTP_NOT_IMPLEMENTED, "method '$method' not available
");
1208 $self->response($reqstate, $resp);
1212 my $conn = $r->header('Connection');
1213 my $accept_enc = $r->header('Accept-Encoding');
1214 $reqstate->{accept_gzip} = ($accept_enc && $accept_enc =~ m/gzip/) ? 1 : 0;
1217 $reqstate->{keep_alive} = 0 if $conn =~ m/close/oi;
1219 if ($reqstate->{proto}->{ver} < 1001) {
1220 $reqstate->{keep_alive} = 0;
1224 my $te = $r->header('Transfer-Encoding');
1225 if ($te && lc($te) eq 'chunked') {
1226 # Handle chunked transfer encoding
1227 $self->error($reqstate, 501, "chunked transfer encoding
not supported
");
1230 $self->error($reqstate, 501, "Unknown transfer encoding
'$te'");
1234 my $pveclientip = $r->header('PVEClientIP');
1235 my $base_uri = $self->{base_uri};
1237 # fixme: how can we make PVEClientIP header trusted?
1238 if ($self->{trusted_env} && $pveclientip) {
1239 $reqstate->{peer_host} = $pveclientip;
1241 $r->header('PVEClientIP', $reqstate->{peer_host});
1244 my $len = $r->header('Content-Length');
1246 # header processing complete - authenticate now
1249 if ($self->{spiceproxy}) {
1250 my $connect_str = $r->header('Host');
1251 my ($vmid, $node, $port) = PVE::AccessControl::verify_spice_connect_url($connect_str);
1252 if (!(defined($vmid) && $node && $port)) {
1253 $self->error($reqstate, HTTP_UNAUTHORIZED, "invalid ticket
");
1256 $self->handle_spice_proxy_request($reqstate, $connect_str, $vmid, $node, $port);
1258 } elsif ($path =~ m/^\Q$base_uri\E/) {
1259 my $token = $r->header('CSRFPreventionToken');
1260 my $cookie = $r->header('Cookie');
1261 my $ticket = extract_auth_cookie($cookie, $self->{cookie_name});
1263 my ($rel_uri, $format) = &$split_abs_uri($path, $self->{base_uri});
1265 $self->error($reqstate, HTTP_NOT_IMPLEMENTED, "no such uri
");
1269 my $rpcenv = $self->{rpcenv};
1270 # set environment variables
1271 $rpcenv->set_user(undef);
1272 $rpcenv->set_language('C');
1273 $rpcenv->set_client_ip($reqstate->{peer_host});
1276 $auth = $self->auth_handler($method, $rel_uri, $ticket, $token);
1279 # always delay unauthorized calls by 3 seconds
1281 if (my $formatter = get_login_formatter($format)) {
1282 my ($raw, $ct, $nocomp) = &$formatter($path, $auth);
1284 if (ref($raw) && (ref($raw) eq 'HTTP::Response')) {
1287 $resp = HTTP::Response->new(HTTP_UNAUTHORIZED, "Login Required
");
1288 $resp->header("Content-Type
" => $ct);
1289 $resp->content($raw);
1291 $self->response($reqstate, $resp, undef, $nocomp, 3);
1293 my $resp = HTTP::Response->new(HTTP_UNAUTHORIZED, $err);
1294 $self->response($reqstate, $resp, undef, 0, $delay);
1300 $reqstate->{log}->{userid} = $auth->{userid};
1304 if (!($method eq 'PUT' || $method eq 'POST')) {
1305 $self->error($reqstate, 501, "Unexpected content
for method '$method'");
1309 my $ctype = $r->header('Content-Type');
1310 my ($ct, $boundary) = parse_content_type($ctype) if $ctype;
1312 if ($auth->{isUpload} && !$self->{trusted_env}) {
1313 die "upload
'Content-Type '$ctype' not implemented\n"
1314 if !($boundary && $ct && ($ct eq 'multipart
/form-data
'));
1316 die "upload without content length header not supported" if !$len;
1318 die "upload without content length header not supported" if !$len;
1320 print "start upload $path $ct $boundary\n" if $self->{debug};
1322 my $tmpfilename = get_upload_filename();
1323 my $outfh = IO::File->new($tmpfilename, O_RDWR|O_CREAT|O_EXCL, 0600) ||
1324 die "unable to create temporary upload file '$tmpfilename'";
1326 $reqstate->{keep_alive} = 0;
1328 my $boundlen = length($boundary) + 8; # \015?\012--$boundary--\015?\012
1332 boundary => $boundary,
1333 ctx => Digest::MD5->new,
1334 boundlen => $boundlen,
1335 maxheader => 2048 + $boundlen, # should be large enough
1336 params => decode_urlencoded($r->url->query()),
1340 starttime => [gettimeofday],
1343 $reqstate->{tmpfilename} = $tmpfilename;
1344 $reqstate->{hdl}->on_read(sub { $self->file_upload_multipart($reqstate, $auth, $method, $path, $state); });
1348 if ($len > $limit_max_post) {
1349 $self->error($reqstate, 501, "for data too large");
1353 if (!$ct || $ct eq 'application
/x-www-form-urlencoded
') {
1354 $reqstate->{hdl}->unshift_read(chunk => $len, sub {
1355 my ($hdl, $data) = @_;
1357 $self->handle_request($reqstate, $auth, $method, $path);
1360 $self->error($reqstate, 506, "upload 'Content-Type
'$ctype' not implemented
");
1363 $self->handle_request($reqstate, $auth, $method, $path);
1365 } elsif ($line =~ /^([^:\s]+)\s*:\s*(.*)/) {
1366 $r->push_header($state->{key}, $state->{val}) if $state->{key};
1367 ($state->{key}, $state->{val}) = ($1, $2);
1368 $self->unshift_read_header($reqstate, $state);
1369 } elsif ($line =~ /^\s+(.*)/) {
1370 $state->{val} .= " $1";
1371 $self->unshift_read_header($reqstate, $state);
1373 $self->error($reqstate, 506, "unable to parse request header
");
1380 sub push_request_header {
1381 my ($self, $reqstate) = @_;
1384 $reqstate->{hdl}->push_read(line => sub {
1385 my ($hdl, $line) = @_;
1388 # print "got request header
: $line\n" if $self->{debug};
1390 $reqstate->{keep_alive}--;
1392 if ($line =~ /(\S+)\040(\S+)\040HTTP\/(\d+)\.(\d+)/o) {
1393 my ($method, $url, $maj, $min) = ($1, $2, $3, $4);
1396 $self->error($reqstate, 506, "http protocol version
$maj.$min not supported
");
1400 $self->{request_count}++; # only count valid request headers
1401 if ($self->{request_count} >= $self->{max_requests}) {
1402 $self->{end_loop} = 1;
1404 $reqstate->{log} = { requestline => $line };
1405 $reqstate->{proto}->{str} = "HTTP
/$maj.$min";
1406 $reqstate->{proto}->{maj} = $maj;
1407 $reqstate->{proto}->{min} = $min;
1408 $reqstate->{proto}->{ver} = $maj*1000+$min;
1409 $reqstate->{request} = HTTP::Request->new($method, $url);
1410 $reqstate->{starttime} = [gettimeofday],
1412 $self->unshift_read_header($reqstate);
1413 } elsif ($line eq '') {
1414 # ignore empty lines before requests (browser bugs?)
1415 $self->push_request_header($reqstate);
1417 $self->error($reqstate, 400, 'bad request');
1431 return if $self->{end_loop};
1433 # we need to m make sure that only one process calls accept
1434 while (!flock($self->{lockfh}, Fcntl::LOCK_EX())) {
1435 next if $! == EINTR;
1436 die "could
not get
lock on file
'$self->{lockfile}' - $!\n";
1442 while (!$self->{end_loop} &&
1443 !defined($clientfh = $self->{socket}->accept()) &&
1446 if ($self->{end_loop}) {
1449 $again = ($! == EAGAIN || $! == WSAEWOULDBLOCK);
1450 if (!defined($clientfh)) {
1451 $errmsg = "failed to
accept connection
: $!\n";
1457 flock($self->{lockfh}, Fcntl::LOCK_UN());
1459 if (!defined($clientfh)) {
1461 die $errmsg if $errmsg;
1464 fh_nonblocking $clientfh, 1;
1466 $self->{conn_count}++;
1474 $self->{end_loop} = 1;
1476 undef $self->{socket_watch};
1478 $0 = "$0 (shutdown)" if $0 !~ m/\(shutdown\)$/;
1480 if ($self->{conn_count} <= 0) {
1481 $self->{end_cond}->send(1);
1485 # fork and exit, so that parent starts a new worker
1490 # else we need to wait until all open connections gets closed
1491 my $w; $w = AnyEvent->timer (after => 1, interval => 1, cb => sub {
1493 # todo: test for active connections instead (we can abort idle connections)
1494 if ($self->{conn_count} <= 0) {
1496 $self->{end_cond}->send(1);
1504 sub check_host_access {
1505 my ($self, $clientip) = @_;
1507 my $cip = Net::IP->new($clientip);
1509 my $match_allow = 0;
1512 if ($self->{allow_from}) {
1513 foreach my $t (@{$self->{allow_from}}) {
1514 if ($t->overlaps($cip)) {
1521 if ($self->{deny_from}) {
1522 foreach my $t (@{$self->{deny_from}}) {
1523 if ($t->overlaps($cip)) {
1530 if ($match_allow == $match_deny) {
1531 # match both allow and deny, or no match
1532 return $self->{policy} && $self->{policy} eq 'allow' ? 1 : 0;
1535 return $match_allow;
1538 sub accept_connections {
1543 while (my $clientfh = $self->accept()) {
1545 my $reqstate = { keep_alive => $self->{keep_alive} };
1547 # stop keep-alive when there are many open connections
1548 if ($self->{conn_count} >= $self->{max_conn_soft_limit}) {
1549 $reqstate->{keep_alive} = 0;
1552 if (my $sin = getpeername($clientfh)) {
1553 my ($pfamily, $pport, $phost) = PVE::Tools::unpack_sockaddr_in46($sin);
1554 ($reqstate->{peer_port}, $reqstate->{peer_host}) = ($pport, Socket::inet_ntop($pfamily, $phost));
1557 if (!$self->{trusted_env} && !$self->check_host_access($reqstate->{peer_host})) {
1558 print "$$: ABORT request from
$reqstate->{peer_host
} - access denied
\n" if $self->{debug};
1559 $reqstate->{log}->{code} = 403;
1560 $self->log_request($reqstate);
1564 $reqstate->{hdl} = AnyEvent::Handle->new(
1566 rbuf_max => 64*1024,
1567 timeout => $self->{timeout},
1568 linger => 0, # avoid problems with ssh - really needed ?
1572 $self->log_aborted_request($reqstate);
1573 $self->client_do_disconnect($reqstate);
1575 if (my $err = $@) { syslog('err', $err); }
1578 my ($hdl, $fatal, $message) = @_;
1580 $self->log_aborted_request($reqstate, $message);
1581 $self->client_do_disconnect($reqstate);
1583 if (my $err = $@) { syslog('err', "$err"); }
1585 ($self->{tls_ctx} ? (tls => "accept", tls_ctx => $self->{tls_ctx}) : ()));
1587 print "$$: ACCEPT FH
" . $clientfh->fileno() . " CONN
$self->{conn_count
}\n" if $self->{debug};
1589 $self->push_request_header($reqstate);
1594 syslog('err', $err);
1595 $self->{end_loop} = 1;
1598 $self->wait_end_loop() if $self->{end_loop};
1601 # Note: We can't open log file in non-blocking mode and use AnyEvent::Handle,
1602 # because we write from multiple processes, and that would arbitrarily mix output
1604 sub open_access_log {
1605 my ($self, $filename) = @_;
1607 my $old_mask = umask(0137);;
1608 my $logfh = IO::File->new($filename, ">>") ||
1609 die "unable to
open log file
'$filename' - $!\n";
1612 $logfh->autoflush(1);
1614 $self->{logfh} = $logfh;
1618 my ($self, $data) = @_;
1620 return if !defined($self->{logfh}) || !$data;
1622 my $res = $self->{logfh}->print($data);
1625 delete $self->{logfh};
1626 syslog('err', "error writing access
log");
1627 $self->{end_loop} = 1; # terminate asap
1631 sub atfork_handler {
1635 # something else do to ?
1636 close($self->{socket});
1642 my ($this, %args) = @_;
1644 my $class = ref($this) || $this;
1646 foreach my $req (qw(base_handler_class socket lockfh lockfile)) {
1647 die "misssing required argument '$req'" if !defined($args{$req});
1650 my $self = bless { %args }, $class;
1652 $self->{cookie_name
} //= 'PVEAuthCookie';
1653 $self->{base_uri
} //= "/api2";
1656 PVE
::INotify
::inotify_init
();
1658 $self->{rpcenv
} = PVE
::RPCEnvironment-
>init(
1659 $self->{trusted_env
} ?
'priv' : 'pub', atfork
=> sub { $self-> atfork_handler
() });
1661 fh_nonblocking
($self->{socket}, 1);
1663 $self->{end_loop
} = 0;
1664 $self->{conn_count
} = 0;
1665 $self->{request_count
} = 0;
1666 $self->{timeout
} = 5 if !$self->{timeout
};
1667 $self->{keep_alive
} = 0 if !defined($self->{keep_alive
});
1668 $self->{max_conn
} = 800 if !$self->{max_conn
};
1669 $self->{max_requests
} = 8000 if !$self->{max_requests
};
1671 $self->{policy
} = 'allow' if !$self->{policy
};
1673 $self->{end_cond
} = AnyEvent-
>condvar;
1676 $self->{tls_ctx
} = AnyEvent
::TLS-
>new(%{$self->{ssl
}});
1677 # TODO : openssl >= 1.0.2 supports SSL_CTX_set_ecdh_auto to select a curve depending on
1678 # server and client availability from SSL_CTX_set1_curves.
1679 # that way other curves like 25519 can be used.
1680 # openssl 1.0.1 can only support 1 curve at a time.
1681 my $curve = Net
::SSLeay
::OBJ_txt2nid
('prime256v1');
1682 my $ecdh = Net
::SSLeay
::EC_KEY_new_by_curve_name
($curve);
1683 Net
::SSLeay
::CTX_set_options
($self->{tls_ctx
}->{ctx
}, &Net
::SSLeay
::OP_NO_COMPRESSION
| &Net
::SSLeay
::OP_SINGLE_ECDH_USE
| &Net
::SSLeay
::OP_SINGLE_DH_USE
);
1684 Net
::SSLeay
::CTX_set_tmp_ecdh
($self->{tls_ctx
}->{ctx
}, $ecdh);
1685 Net
::SSLeay
::EC_KEY_free
($ecdh);
1688 if ($self->{spiceproxy
}) {
1689 $known_methods = { CONNECT
=> 1 };
1692 $self->open_access_log($self->{logfile
}) if $self->{logfile
};
1694 $self->{max_conn_soft_limit
} = $self->{max_conn
} > 100 ?
$self->{max_conn
} - 20 : $self->{max_conn
};
1696 $self->{socket_watch
} = AnyEvent-
>io(fh
=> $self->{socket}, poll
=> 'r', cb
=> sub {
1698 if ($self->{conn_count
} >= $self->{max_conn
}) {
1699 my $w; $w = AnyEvent-
>timer (after
=> 1, interval
=> 1, cb
=> sub {
1700 if ($self->{conn_count
} < $self->{max_conn
}) {
1702 $self->accept_connections();
1706 $self->accept_connections();
1712 $self->{term_watch
} = AnyEvent-
>signal(signal
=> "TERM", cb
=> sub {
1713 undef $self->{term_watch
};
1714 $self->wait_end_loop();
1717 $self->{quit_watch
} = AnyEvent-
>signal(signal
=> "QUIT", cb
=> sub {
1718 undef $self->{quit_watch
};
1719 $self->wait_end_loop();
1722 $self->{inotify_poll
} = AnyEvent-
>timer(after
=> 5, interval
=> 5, cb
=> sub {
1723 PVE
::INotify
::poll
(); # read inotify events
1730 my ($self, $method, $rel_uri, $ticket, $token) = @_;
1732 my $rpcenv = $self->{rpcenv
};
1734 my $require_auth = 1;
1736 # explicitly allow some calls without auth
1737 if (($rel_uri eq '/access/domains' && $method eq 'GET') ||
1738 ($rel_uri eq '/access/ticket' && ($method eq 'GET' || $method eq 'POST'))) {
1742 my ($username, $age);
1746 if ($require_auth) {
1748 die "No ticket\n" if !$ticket;
1750 ($username, $age) = PVE
::AccessControl
::verify_ticket
($ticket);
1752 $rpcenv->set_user($username);
1754 if ($method eq 'POST' && $rel_uri =~ m
|^/nodes/([^/]+)/storage
/([^/]+)/upload
$|) {
1755 my ($node, $storeid) = ($1, $2);
1756 # we disable CSRF checks if $isUpload is set,
1757 # to improve security we check user upload permission here
1758 my $perm = { check
=> ['perm', "/storage/$storeid", ['Datastore.AllocateTemplate']] };
1759 $rpcenv->check_api2_permissions($perm, $username, {});
1763 # we skip CSRF check for file upload, because it is
1764 # difficult to pass CSRF HTTP headers with native html forms,
1765 # and it should not be necessary at all.
1767 PVE
::AccessControl
::verify_csrf_prevention_token
($username, $token)
1768 if !$isUpload && ($euid != 0) && ($method ne 'GET');
1774 userid
=> $username,
1776 isUpload
=> $isUpload,
1777 cookie_name
=> $self->{cookie_name
},
1781 my $exc_to_res = sub {
1782 my ($info, $err, $status) = @_;
1784 $status = $status || HTTP_INTERNAL_SERVER_ERROR
;
1786 my $resp = { info
=> $info };
1787 if (ref($err) eq "PVE::Exception") {
1788 $resp->{status
} = $err->{code
} || $status;
1789 $resp->{errors
} = $err->{errors
} if $err->{errors
};
1790 $resp->{message
} = $err->{msg
};
1792 $resp->{status
} = $status;
1793 $resp->{message
} = $err;
1800 my ($self, $clientip, $method, $rel_uri, $auth, $params) = @_;
1802 my $rpcenv = $self->{rpcenv
};
1804 my $base_handler_class = $self->{base_handler_class
};
1806 die "no base handler - internal error" if !$base_handler_class;
1809 my ($handler, $info) = $base_handler_class->find_handler($method, $rel_uri, $uri_param);
1810 if (!$handler || !$info) {
1812 status
=> HTTP_NOT_IMPLEMENTED
,
1813 message
=> "Method '$method $rel_uri' not implemented",
1817 foreach my $p (keys %{$params}) {
1818 if (defined($uri_param->{$p})) {
1820 status
=> HTTP_BAD_REQUEST
,
1821 message
=> "Parameter verification failed - duplicate parameter '$p'",
1824 $uri_param->{$p} = $params->{$p};
1827 # check access permissions
1828 eval { $rpcenv->check_api2_permissions($info->{permissions
}, $auth->{userid
}, $uri_param); };
1830 return &$exc_to_res($info, $err, HTTP_FORBIDDEN
);
1833 if ($info->{proxyto
}) {
1837 my $pn = $info->{proxyto
};
1838 $node = $uri_param->{$pn};
1839 die "proxy parameter '$pn' does not exists" if !$node;
1841 if ($node ne 'localhost' && $node ne PVE
::INotify
::nodename
()) {
1842 die "unable to proxy file uploads" if $auth->{isUpload
};
1843 $remip = $self->remote_node_ip($node);
1847 return &$exc_to_res($info, $err);
1850 return { proxy
=> $remip, proxynode
=> $node, proxy_params
=> $params };
1855 if ($info->{protected
} && ($euid != 0)) {
1856 return { proxy
=> 'localhost' , proxy_params
=> $params }
1860 info
=> $info, # useful to format output
1865 $resp->{data
} = $handler->handle($info, $uri_param);
1867 if (my $count = $rpcenv->get_result_attrib('total')) {
1868 $resp->{total
} = $count;
1870 if (my $diff = $rpcenv->get_result_attrib('changes')) {
1871 $resp->{changes
} = $diff;
1875 return &$exc_to_res($info, $err);
1881 sub check_cert_fingerprint
{
1882 my ($self, $cert) = @_;
1884 return PVE
::Cluster
::check_cert_fingerprint
($cert);
1887 sub initialize_cert_cache
{
1888 my ($self, $node) = @_;
1890 PVE
::Cluster
::initialize_cert_cache
($node);
1893 sub remote_node_ip
{
1894 my ($self, $node) = @_;
1896 my $remip = PVE
::Cluster
::remote_node_ip
($node);
1898 die "unable to get remote IP address for node '$node'\n" if !$remip;
1906 $self->{end_cond
}->recv;