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#!/opt/perl/bin/perl |
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use strict; |
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use utf8; |
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use Event; |
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use AnyEvent; |
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use Net::XMPP2::Client; |
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use Net::XMPP2::Util qw/simxml/; |
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use Net::XMPP2::Ext::Disco; |
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|
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my $j = AnyEvent->condvar; |
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my $cl = Net::XMPP2::Client->new; |
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|
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$cl->add_account ('net_xmpp2@jabber.org', 'test'); |
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|
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my $max_size = 100000; |
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my $first_size = $max_size; |
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my $last_nok_size = $max_size; |
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my $last_ok_size = 0; |
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my $delta = 10; |
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|
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$cl->reg_cb ( |
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connected => sub { |
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my ($cl, $acc) = @_; |
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my $con = $acc->connection; |
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|
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$con->{max_write_length} = 4096; |
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|
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if (($last_nok_size - $last_ok_size) < $delta) { |
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print "Found limit in delta range: $last_ok_size for ".$acc->jid."\n"; |
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$con->disconnect ("found limit"); |
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return 0; |
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} |
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|
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$con->send_iq (set => sub { |
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my ($w) = @_; |
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simxml ($w, |
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defns => 'jabber:iq:private', |
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node => { |
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name => 'query', |
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ns => 'jabber:iq:private', |
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childs => [ |
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{ name => "test", dns => "test:fe", childs => [ "A" x $first_size ] }, |
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] |
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} |
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); |
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print "Trying $first_size...\n"; |
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}, sub { |
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my ($n, $e) = @_; |
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if ($e) { |
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die "iq private error: " . $e->string . "\n"; |
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} else { |
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$con->send_iq (get => sub { |
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my ($w) = @_; |
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simxml ($w, |
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defns => 'jabber:iq:private', |
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node => { |
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name => 'query', |
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ns => 'jabber:iq:private', |
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childs => [ { name => 'test', dns => 'test:fe' } ] |
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} |
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); |
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}, sub { |
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my ($n, $e) = @_; |
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if ($e) { |
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$con->disconnect ("bad iq reply"); |
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} else { |
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my ($q) = $n->find_all ([qw/jabber:iq:private query/], |
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[qw/test:fe test/]); |
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my $len = length $q->text; |
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if ($len == $first_size) { |
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print "$len seems to be ok!\n"; |
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$last_ok_size = $first_size; |
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$first_size = $last_ok_size + ($last_nok_size - $last_ok_size) / 2; |
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$first_size = int ($first_size); |
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$con->disconnect ("retry"); |
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} else { |
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$con->disconnect ("too short iq reply"); |
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} |
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} |
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}); |
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} |
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}, timeout => 1000000); |
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|
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1 |
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}, |
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stream_error => sub { |
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my ($cl, $acc, $err) = @_; |
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print "STREAM ERROR: [" . $err->string . "] at $first_size, retry...\n"; |
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1 |
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}, |
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connect_error => sub { |
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my ($cl, $acc, $err) = @_; |
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print "Connect error ".$acc->jid.": $err\n"; |
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1 |
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}, |
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disconnect => sub { |
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my ($cl, $acc, $host, $port, $msg) = @_; |
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if ($msg eq 'found limit') { $j->broadcast } |
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elsif ($msg ne 'retry') { |
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$last_nok_size = $first_size; |
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$first_size = $last_ok_size + ($last_nok_size - $last_ok_size) / 2; |
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$first_size = int ($first_size); |
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print "disconnect got ($msg), retry with $first_size\n"; |
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} |
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$cl->update_connections; # reconnect ! |
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1 |
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}, |
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message => sub { |
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my ($cl, $acc, $msg) = @_; |
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print "message from: " . $msg->from . ": " . $msg->any_body . "\n"; |
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1 |
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} |
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); |
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|
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$cl->start; |
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$j->wait; |
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|
