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For 01.HTTP.t
  Run on Tue May 4 15:25:55 2010
Reported on Tue May 4 15:26:16 2010

File /usr/local/lib/perl5/site_perl/5.10.1/LWP/Protocol/http.pm
Statements Executed 539
Statement Execution Time 179ms
Subroutines — ordered by exclusive time
Calls P F Exclusive
Time
Inclusive
Time
Subroutine
812174ms174msLWP::Protocol::http::SocketMethods::::CORE:sselectLWP::Protocol::http::SocketMethods::CORE:sselect (opcode)
1111.96ms2.08msLWP::Protocol::http::::BEGIN@216 LWP::Protocol::http::BEGIN@216
3111.09ms345msLWP::Protocol::http::::request LWP::Protocol::http::request
821215µs174msLWP::Protocol::http::SocketMethods::::can_readLWP::Protocol::http::SocketMethods::can_read
721141µs174msLWP::Protocol::http::SocketMethods::::sysreadLWP::Protocol::http::SocketMethods::sysread
311136µs125msLWP::Protocol::http::::_new_socket LWP::Protocol::http::_new_socket
71290µs90µsLWP::Protocol::http::SocketMethods::::CORE:sysreadLWP::Protocol::http::SocketMethods::CORE:sysread (opcode)
72182µs728µsLWP::Protocol::http::::__ANON__[:394] LWP::Protocol::http::__ANON__[:394]
31180µs586µsLWP::Protocol::http::::_get_sock_info LWP::Protocol::http::_get_sock_info
91177µs82µsLWP::Protocol::http::::__ANON__[:167] LWP::Protocol::http::__ANON__[:167]
31150µs192µsLWP::Protocol::http::::_fixup_header LWP::Protocol::http::_fixup_header
155230µs30µsLWP::Protocol::http::::CORE:match LWP::Protocol::http::CORE:match (opcode)
31227µs27µsLWP::Protocol::http::::CORE:sselect LWP::Protocol::http::CORE:sselect (opcode)
11122µs26µsLWP::Protocol::http::::BEGIN@3 LWP::Protocol::http::BEGIN@3
52115µs15µsLWP::Protocol::http::::socket_type LWP::Protocol::http::socket_type
31114µs14µsLWP::Protocol::http::SocketMethods::::increment_response_countLWP::Protocol::http::SocketMethods::increment_response_count
11112µs45µsLWP::Protocol::http::Socket::::BEGIN@472 LWP::Protocol::http::Socket::BEGIN@472
11111µs61µsLWP::Protocol::http::::BEGIN@9 LWP::Protocol::http::BEGIN@9
21329µs9µsLWP::Protocol::http::::CORE:subst LWP::Protocol::http::CORE:subst (opcode)
2118µs8µsLWP::Protocol::http::::socket_class LWP::Protocol::http::socket_class
3115µs5µsLWP::Protocol::http::::_check_sock LWP::Protocol::http::_check_sock
2114µs4µsLWP::Protocol::http::::_extra_sock_opts LWP::Protocol::http::_extra_sock_opts
0000s0sLWP::Protocol::http::SocketMethods::::pingLWP::Protocol::http::SocketMethods::ping
0000s0sLWP::Protocol::http::::hlist_remove LWP::Protocol::http::hlist_remove
Call graph for these subroutines as a Graphviz dot language file.
Line State
ments
Time
on line
Calls Time
in subs
Code
1package LWP::Protocol::http;
2
3373µs231µs
# spent 26µs (22+5) within LWP::Protocol::http::BEGIN@3 which was called # once (22µs+5µs) by LWP::Protocol::implementor at line 3
use strict;
# spent 26µs making 1 call to LWP::Protocol::http::BEGIN@3 # spent 5µs making 1 call to strict::import
4
51900nsrequire HTTP::Response;
61800nsrequire HTTP::Status;
7198µsrequire Net::HTTP;
8
931.43ms2112µs
# spent 61µs (11+50) within LWP::Protocol::http::BEGIN@9 which was called # once (11µs+50µs) by LWP::Protocol::implementor at line 9
use vars qw(@ISA @EXTRA_SOCK_OPTS);
# spent 61µs making 1 call to LWP::Protocol::http::BEGIN@9 # spent 50µs making 1 call to vars::import
10
1111µsrequire LWP::Protocol;
12113µs@ISA = qw(LWP::Protocol);
13
1411µsmy $CRLF = "\015\012";
15
16sub _new_socket
17
# spent 125ms (136µs+125) within LWP::Protocol::http::_new_socket which was called 3 times, avg 41.6ms/call: # 3 times (136µs+125ms) by LWP::Protocol::http::request at line 155, avg 41.6ms/call
{
181975µs my($self, $host, $port, $timeout) = @_;
19 my $conn_cache = $self->{ua}{conn_cache};
20320µs if ($conn_cache) {
2117µs636µs if (my $sock = $conn_cache->withdraw($self->socket_type, "$host:$port")) {
# spent 30µs making 3 calls to LWP::ConnCache::withdraw, avg 10µs/call # spent 6µs making 3 calls to LWP::Protocol::http::socket_type, avg 2µs/call
22 return $sock if $sock && !$sock->can_read(0);
# spent 19µs making 1 call to LWP::Protocol::http::SocketMethods::can_read
23 # if the socket is readable, then either the peer has closed the
24 # connection or there are some garbage bytes on it. In either
25 # case we abandon it.
26 $sock->close;
27 }
28 }
29
30 local($^W) = 0; # IO::Socket::INET can be noisy
31 my $sock = $self->socket_class->new(PeerAddr => $host,
# spent 124ms making 2 calls to Net::HTTP::new, avg 62.2ms/call # spent 8µs making 2 calls to LWP::Protocol::http::socket_class, avg 4µs/call # spent 4µs making 2 calls to LWP::Protocol::http::_extra_sock_opts, avg 2µs/call
32 PeerPort => $port,
33 LocalAddr => $self->{ua}{local_address},
34 Proto => 'tcp',
35 Timeout => $timeout,
36 KeepAlive => !!$conn_cache,
37 SendTE => 1,
38 $self->_extra_sock_opts($host, $port),
39 );
40
41 unless ($sock) {
42 # IO::Socket::INET leaves additional error messages in $@
43 $@ =~ s/^.*?: //;
44 die "Can't connect to $host:$port ($@)";
45 }
46
47 # perl 5.005's IO::Socket does not have the blocking method.
4825µs223µs eval { $sock->blocking(0); };
# spent 23µs making 2 calls to IO::Socket::blocking, avg 11µs/call
49
50 $sock;
51}
52
53sub socket_type
54
# spent 15µs within LWP::Protocol::http::socket_type which was called 5 times, avg 3µs/call: # 3 times (6µs+0s) by LWP::Protocol::http::_new_socket at line 21, avg 2µs/call # 2 times (9µs+0s) by LWP::Protocol::http::request at line 408, avg 5µs/call
{
55524µs return "http";
56}
57
58sub socket_class
59
# spent 8µs within LWP::Protocol::http::socket_class which was called 2 times, avg 4µs/call: # 2 times (8µs+0s) by LWP::Protocol::http::_new_socket at line 31, avg 4µs/call
{
60410µs my $self = shift;
61 (ref($self) || $self) . "::Socket";
62}
63
64sub _extra_sock_opts # to be overridden by subclass
65
# spent 4µs within LWP::Protocol::http::_extra_sock_opts which was called 2 times, avg 2µs/call: # 2 times (4µs+0s) by LWP::Protocol::http::_new_socket at line 31, avg 2µs/call
{
6627µs return @EXTRA_SOCK_OPTS;
67}
68
69sub _check_sock
7039µs
# spent 5µs within LWP::Protocol::http::_check_sock which was called 3 times, avg 2µs/call: # 3 times (5µs+0s) by LWP::Protocol::http::request at line 156, avg 2µs/call
{
71 #my($self, $req, $sock) = @_;
72}
73
74sub _get_sock_info
75
# spent 586µs (80+506) within LWP::Protocol::http::_get_sock_info which was called 3 times, avg 195µs/call: # 3 times (80µs+506µs) by LWP::Protocol::http::request at line 367, avg 195µs/call
{
76667µs my($self, $res, $sock) = @_;
77 if (defined(my $peerhost = $sock->peerhost)) {
# spent 231µs making 3 calls to IO::Socket::INET::peerhost, avg 77µs/call # spent 104µs making 2 calls to HTTP::Message::__ANON__[HTTP/Message.pm:622], avg 52µs/call # spent 64µs making 3 calls to IO::Socket::INET::peerport, avg 21µs/call # spent 13µs making 1 call to HTTP::Message::AUTOLOAD
78 $res->header("Client-Peer" => "$peerhost:" . $sock->peerport);
79 }
80}
81
82sub _fixup_header
83
# spent 192µs (50+142) within LWP::Protocol::http::_fixup_header which was called 3 times, avg 64µs/call: # 3 times (50µs+142µs) by LWP::Protocol::http::request at line 160, avg 64µs/call
{
841549µs my($self, $h, $url, $proxy) = @_;
85
86 # Extract 'Host' header
87 my $hhost = $url->authority;
# spent 58µs making 3 calls to URI::_generic::authority, avg 19µs/call
88 if ($hhost =~ s/^([^\@]*)\@//) { # get rid of potential "user:pass@"
# spent 3µs making 3 calls to LWP::Protocol::http::CORE:subst, avg 1µs/call
89 # add authorization header if we need them. HTTP URLs do
90 # not really support specification of user and password, but
91 # we allow it.
92 if (defined($1) && not $h->header('Authorization')) {
93 require URI::Escape;
94 $h->authorization_basic(map URI::Escape::uri_unescape($_),
95 split(":", $1, 2));
96 }
97 }
98 $h->init_header('Host' => $hhost);
# spent 81µs making 3 calls to HTTP::Headers::init_header, avg 27µs/call
99
100 if ($proxy) {
101 # Check the proxy URI's userinfo() for proxy credentials
102 # export http_proxy="http://proxyuser:proxypass@proxyhost:port"
103 my $p_auth = $proxy->userinfo();
104 if(defined $p_auth) {
105 require URI::Escape;
106 $h->proxy_authorization_basic(map URI::Escape::uri_unescape($_),
107 split(":", $p_auth, 2))
108 }
109 }
110}
111
112sub hlist_remove {
113 my($hlist, $k) = @_;
114 $k = lc $k;
115 for (my $i = @$hlist - 2; $i >= 0; $i -= 2) {
116 next unless lc($hlist->[$i]) eq $k;
117 splice(@$hlist, $i, 2);
118 }
119}
120
121sub request
122
# spent 345ms (1.09+344) within LWP::Protocol::http::request which was called 3 times, avg 115ms/call: # 3 times (1.09ms+344ms) by LWP::UserAgent::send_request at line 178 of LWP/UserAgent.pm, avg 115ms/call
{
123132922µs my($self, $request, $proxy, $arg, $size, $timeout) = @_;
124
125 $size ||= 4096;
126
127 # check method
128 my $method = $request->method;
# spent 26µs making 3 calls to HTTP::Request::method, avg 9µs/call
129 unless ($method =~ /^[A-Za-z0-9_!\#\$%&\'*+\-.^\`|~]+$/) { # HTTP token
# spent 17µs making 3 calls to LWP::Protocol::http::CORE:match, avg 6µs/call
130 return new HTTP::Response &HTTP::Status::RC_BAD_REQUEST,
131 'Library does not allow method ' .
132 "$method for 'http:' URLs";
133 }
134
135 my $url = $request->uri;
# spent 9µs making 3 calls to HTTP::Request::uri, avg 3µs/call
136 my($host, $port, $fullpath);
137
138 # Check if we're proxy'ing
1391249µs if (defined $proxy) {
140 # $proxy is an URL to an HTTP server which will proxy this request
141 $host = $proxy->host;
142 $port = $proxy->port;
143 $fullpath = $method eq "CONNECT" ?
144 ($url->host . ":" . $url->port) :
145 $url->as_string;
146 }
147 else {
148 $host = $url->host;
# spent 109µs making 3 calls to URI::_server::host, avg 36µs/call
149 $port = $url->port;
# spent 86µs making 3 calls to URI::_server::port, avg 29µs/call
150 $fullpath = $url->path_query;
# spent 30µs making 3 calls to URI::_generic::path_query, avg 10µs/call
151 $fullpath = "/$fullpath" unless $fullpath =~ m,^/,;
# spent 4µs making 3 calls to LWP::Protocol::http::CORE:match, avg 1µs/call
152 }
153
154 # connect to remote site
155 my $socket = $self->_new_socket($host, $port, $timeout);
# spent 125ms making 3 calls to LWP::Protocol::http::_new_socket, avg 41.6ms/call
156 $self->_check_sock($request, $socket);
# spent 5µs making 3 calls to LWP::Protocol::http::_check_sock, avg 2µs/call
157
158 my @h;
159 my $request_headers = $request->headers->clone;
# spent 297µs making 3 calls to Storable::dclone, avg 99µs/call # spent 13µs making 3 calls to HTTP::Message::headers, avg 4µs/call
160 $self->_fixup_header($request_headers, $url, $proxy);
# spent 192µs making 3 calls to LWP::Protocol::http::_fixup_header, avg 64µs/call
161
162
# spent 82µs (77+6) within LWP::Protocol::http::__ANON__[/usr/local/lib/perl5/site_perl/5.10.1/LWP/Protocol/http.pm:167] which was called 9 times, avg 9µs/call: # 9 times (77µs+6µs) by HTTP::Headers::scan at line 231 of HTTP/Headers.pm, avg 9µs/call
$request_headers->scan(sub {
1633692µs my($k, $v) = @_;
164 $k =~ s/^://;
# spent 3µs making 9 calls to LWP::Protocol::http::CORE:subst, avg 344ns/call
165 $v =~ s/\n/ /g;
# spent 3µs making 9 calls to LWP::Protocol::http::CORE:subst, avg 311ns/call
166 push(@h, $k, $v);
167 });
# spent 226µs making 3 calls to HTTP::Headers::scan, avg 75µs/call
168
169 my $content_ref = $request->content_ref;
# spent 25µs making 3 calls to HTTP::Message::content_ref, avg 8µs/call
170 $content_ref = $$content_ref if ref($$content_ref);
171 my $chunked;
172 my $has_content;
173
174614µs if (ref($content_ref) eq 'CODE') {
175 my $clen = $request_headers->header('Content-Length');
176 $has_content++ if $clen;
177 unless (defined $clen) {
178 push(@h, "Transfer-Encoding" => "chunked");
179 $has_content++;
180 $chunked++;
181 }
182 }
183 else {
184 # Set (or override) Content-Length header
185 my $clen = $request_headers->header('Content-Length');
# spent 62µs making 3 calls to HTTP::Headers::header, avg 21µs/call
18664µs if (defined($$content_ref) && length($$content_ref)) {
187 $has_content = length($$content_ref);
18865µs if (!defined($clen) || $clen ne $has_content) {
189 if (defined $clen) {
190 warn "Content-Length header value was wrong, fixed";
191 hlist_remove(\@h, 'Content-Length');
192 }
193 push(@h, 'Content-Length' => $has_content);
194 }
195 }
196 elsif ($clen) {
197 warn "Content-Length set when there is no content, fixed";
198 hlist_remove(\@h, 'Content-Length');
199 }
200 }
201
202 my $write_wait = 0;
203 $write_wait = 2
# spent 44µs making 3 calls to HTTP::Headers::header, avg 15µs/call # spent 900ns making 3 calls to LWP::Protocol::http::CORE:match, avg 300ns/call
204 if ($request_headers->header("Expect") || "") =~ /100-continue/;
205
206 my $req_buf = $socket->format_request($method, $fullpath, @h);
# spent 37.9ms making 3 calls to Net::HTTP::Methods::format_request, avg 12.6ms/call
207 #print "------\n$req_buf\n------\n";
208
209 if (!$has_content || $write_wait || $has_content > 8*1024) {
210 WRITE:
211 {
212 # Since this just writes out the header block it should almost
213 # always succeed to send the whole buffer in a single write call.
214 my $n = $socket->syswrite($req_buf, length($req_buf));
215 unless (defined $n) {
21631.49ms12.08ms
# spent 2.08ms (1.96+126µs) within LWP::Protocol::http::BEGIN@216 which was called # once (1.96ms+126µs) by LWP::Protocol::implementor at line 216
redo WRITE if $!{EINTR};
# spent 2.08ms making 1 call to LWP::Protocol::http::BEGIN@216
217 if ($!{EAGAIN}) {
218 select(undef, undef, undef, 0.1);
219 redo WRITE;
220 }
221 die "write failed: $!";
222 }
223 if ($n) {
224 substr($req_buf, 0, $n, "");
225 }
226 else {
227 select(undef, undef, undef, 0.5);
228 }
229 redo WRITE if length $req_buf;
230 }
231 }
232
233 my($code, $mess, @junk);
234 my $drop_connection;
235
2362124µs if ($has_content) {
237 my $eof;
238 my $wbuf;
239 my $woffset = 0;
24063µs if (ref($content_ref) eq 'CODE') {
241 my $buf = &$content_ref();
242 $buf = "" unless defined($buf);
243 $buf = sprintf "%x%s%s%s", length($buf), $CRLF, $buf, $CRLF
244 if $chunked;
245 substr($buf, 0, 0) = $req_buf if $req_buf;
246 $wbuf = \$buf;
247 }
248 else {
249612µs if ($req_buf) {
250 my $buf = $req_buf . $$content_ref;
251 $wbuf = \$buf;
252 }
253 else {
254 $wbuf = $content_ref;
255 }
256 $eof = 1;
257 }
258
259 my $fbits = '';
260 vec($fbits, fileno($socket), 1) = 1;
261
262 WRITE:
263 while ($woffset < length($$wbuf)) {
264
2653346µs my $sel_timeout = $timeout;
266 if ($write_wait) {
267 $sel_timeout = $write_wait if $write_wait < $sel_timeout;
268 }
269 my $time_before;
270 $time_before = time if $sel_timeout;
271
272 my $rbits = $fbits;
273 my $wbits = $write_wait ? undef : $fbits;
274 my $sel_timeout_before = $sel_timeout;
275645µs327µs SELECT:
# spent 27µs making 3 calls to LWP::Protocol::http::CORE:sselect, avg 9µs/call
276 {
277 my $nfound = select($rbits, $wbits, undef, $sel_timeout);
278 if ($nfound < 0) {
279 if ($!{EINTR} || $!{EAGAIN}) {
280 if ($time_before) {
281 $sel_timeout = $sel_timeout_before - (time - $time_before);
282 $sel_timeout = 0 if $sel_timeout < 0;
283 }
284 redo SELECT;
285 }
286 die "select failed: $!";
287 }
288 }
289
290 if ($write_wait) {
291 $write_wait -= time - $time_before;
292 $write_wait = 0 if $write_wait < 0;
293 }
294
295 if (defined($rbits) && $rbits =~ /[^\0]/) {
# spent 4µs making 3 calls to LWP::Protocol::http::CORE:match, avg 1µs/call
296 # readable
297 my $buf = $socket->_rbuf;
298 my $n = $socket->sysread($buf, 1024, length($buf));
299 unless (defined $n) {
300 die "read failed: $!" unless $!{EINTR} || $!{EAGAIN};
301 # if we get here the rest of the block will do nothing
302 # and we will retry the read on the next round
303 }
304 elsif ($n == 0) {
305 # the server closed the connection before we finished
306 # writing all the request content. No need to write any more.
307 $drop_connection++;
308 last WRITE;
309 }
310 $socket->_rbuf($buf);
311 if (!$code && $buf =~ /\015?\012\015?\012/) {
312 # a whole response header is present, so we can read it without blocking
313 ($code, $mess, @h) = $socket->read_response_headers(laxed => 1,
314 junk_out => \@junk,
315 );
316 if ($code eq "100") {
317 $write_wait = 0;
318 undef($code);
319 }
320 else {
321 $drop_connection++;
322 last WRITE;
323 # XXX should perhaps try to abort write in a nice way too
324 }
325 }
326 }
3271234µs34µs if (defined($wbits) && $wbits =~ /[^\0]/) {
# spent 4µs making 3 calls to LWP::Protocol::http::CORE:match, avg 1µs/call
328 my $n = $socket->syswrite($$wbuf, length($$wbuf), $woffset);
# spent 204µs making 3 calls to IO::Handle::syswrite, avg 68µs/call
329 unless (defined $n) {
330 die "write failed: $!" unless $!{EINTR} || $!{EAGAIN};
331 $n = 0; # will retry write on the next round
332 }
333 elsif ($n == 0) {
334 die "write failed: no bytes written";
335 }
336 $woffset += $n;
337
338 if (!$eof && $woffset >= length($$wbuf)) {
339 # need to refill buffer from $content_ref code
340 my $buf = &$content_ref();
341 $buf = "" unless defined($buf);
342 $eof++ unless length($buf);
343 $buf = sprintf "%x%s%s%s", length($buf), $CRLF, $buf, $CRLF
344 if $chunked;
345 $wbuf = \$buf;
346 $woffset = 0;
347 }
348 }
349 } # WRITE
350 }
351
352 ($code, $mess, @h) = $socket->read_response_headers(laxed => 1, junk_out => \@junk)
# spent 175ms making 3 calls to Net::HTTP::Methods::read_response_headers, avg 58.4ms/call
353 unless $code;
354 ($code, $mess, @h) = $socket->read_response_headers(laxed => 1, junk_out => \@junk)
355 if $code eq "100";
356
357 my $response = HTTP::Response->new($code, $mess);
# spent 314µs making 3 calls to HTTP::Response::new, avg 105µs/call
358 my $peer_http_version = $socket->peer_http_version;
# spent 18µs making 3 calls to Net::HTTP::Methods::__ANON__[Net/HTTP/Methods.pm:104], avg 6µs/call
359 $response->protocol("HTTP/$peer_http_version");
# spent 32µs making 3 calls to HTTP::Message::protocol, avg 11µs/call
360 {
361628µs local $HTTP::Headers::TRANSLATE_UNDERSCORE;
362 $response->push_header(@h);
# spent 184µs making 2 calls to HTTP::Message::__ANON__[HTTP/Message.pm:622], avg 92µs/call # spent 28µs making 1 call to HTTP::Message::AUTOLOAD
363 }
364 $response->push_header("Client-Junk" => \@junk) if @junk;
365
366 $response->request($request);
# spent 35µs making 3 calls to HTTP::Response::request, avg 12µs/call
367 $self->_get_sock_info($response, $socket);
# spent 586µs making 3 calls to LWP::Protocol::http::_get_sock_info, avg 195µs/call
368
369 if ($method eq "CONNECT") {
370 $response->{client_socket} = $socket; # so it can be picked up
371 return $response;
372 }
373
374 if (my @te = $response->remove_header('Transfer-Encoding')) {
# spent 143µs making 4 calls to HTTP::Message::__ANON__[HTTP/Message.pm:622], avg 36µs/call # spent 13µs making 1 call to HTTP::Message::AUTOLOAD
375 $response->push_header('Client-Transfer-Encoding', \@te);
376 }
377 $response->push_header('Client-Response-Num', scalar $socket->increment_response_count);
# spent 110µs making 3 calls to HTTP::Message::__ANON__[HTTP/Message.pm:622], avg 37µs/call # spent 14µs making 3 calls to LWP::Protocol::http::SocketMethods::increment_response_count, avg 5µs/call
378
379 my $complete;
380
# spent 728µs (82+646) within LWP::Protocol::http::__ANON__[/usr/local/lib/perl5/site_perl/5.10.1/LWP/Protocol/http.pm:394] which was called 7 times, avg 104µs/call: # 4 times (32µs+408µs) by LWP::Protocol::collect at line 158 of LWP/Protocol.pm, avg 110µs/call # 3 times (50µs+238µs) by LWP::Protocol::collect at line 148 of LWP/Protocol.pm, avg 96µs/call
$response = $self->collect($arg, $response, sub {
3813542µs my $buf = ""; #prevent use of uninitialized value in SSLeay.xs
382 my $n;
3832139µs7646µs READ:
# spent 646µs making 7 calls to Net::HTTP::Methods::read_entity_body, avg 92µs/call
384 {
385 $n = $socket->read_entity_body($buf, $size);
386 unless (defined $n) {
387 redo READ if $!{EINTR} || $!{EAGAIN};
388 die "read failed: $!";
389 }
390 redo READ if $n == -1;
391 }
392 $complete++ if !$n;
393 return \$buf;
394 } );
# spent 2.84ms making 3 calls to LWP::Protocol::collect, avg 945µs/call
395 $drop_connection++ unless $complete;
396
397 @h = $socket->get_trailers;
# spent 14µs making 3 calls to Net::HTTP::Methods::get_trailers, avg 5µs/call
398 if (@h) {
399 local $HTTP::Headers::TRANSLATE_UNDERSCORE;
400 $response->push_header(@h);
401 }
402
403 # keep-alive support
40436µs unless ($drop_connection) {
405654µs if (my $conn_cache = $self->{ua}{conn_cache}) {
406 my %connection = map { (lc($_) => 1) }
# spent 107µs making 3 calls to HTTP::Message::__ANON__[HTTP/Message.pm:622], avg 36µs/call
407 split(/\s*,\s*/, ($response->header("Connection") || ""));
408 if (($peer_http_version eq "1.1" && !$connection{close}) ||
# spent 74µs making 2 calls to LWP::ConnCache::deposit, avg 37µs/call # spent 9µs making 2 calls to LWP::Protocol::http::socket_type, avg 5µs/call
409 $connection{"keep-alive"})
410 {
411 $conn_cache->deposit($self->socket_type, "$host:$port", $socket);
412 }
413 }
414 }
415
416 $response;
417}
418
419
420#-----------------------------------------------------------
421package LWP::Protocol::http::SocketMethods;
422
423
# spent 174ms (141µs+174) within LWP::Protocol::http::SocketMethods::sysread which was called 7 times, avg 24.9ms/call: # 5 times (123µs+174ms) by Net::HTTP::Methods::my_readline at line 256 of Net/HTTP/Methods.pm, avg 34.9ms/call # 2 times (17µs+48µs) by Net::HTTP::Methods::my_read at line 236 of Net/HTTP/Methods.pm, avg 33µs/call
sub sysread {
42421196µs my $self = shift;
425719µs if (my $timeout = ${*$self}{io_socket_timeout}) {
426 die "read timeout" unless $self->can_read($timeout);
# spent 174ms making 7 calls to LWP::Protocol::http::SocketMethods::can_read, avg 24.9ms/call
427 }
428 else {
429 # since we have made the socket non-blocking we
430 # use select to wait for some data to arrive
431 $self->can_read(undef) || die "Assert";
432 }
433 sysread($self, $_[0], $_[1], $_[2] || 0);
# spent 90µs making 7 calls to LWP::Protocol::http::SocketMethods::CORE:sysread, avg 13µs/call
434}
435
436
# spent 174ms (215µs+174) within LWP::Protocol::http::SocketMethods::can_read which was called 8 times, avg 21.8ms/call: # 7 times (204µs+174ms) by LWP::Protocol::http::SocketMethods::sysread at line 426, avg 24.9ms/call # once (11µs+8µs) by LWP::Protocol::http::_new_socket at line 22
sub can_read {
4373232µs my($self, $timeout) = @_;
438 my $fbits = '';
439 vec($fbits, fileno($self), 1) = 1;
44040174ms SELECT:
441 {
442 my $before;
443 $before = time if $timeout;
444 my $nfound = select($fbits, undef, undef, $timeout);
# spent 174ms making 8 calls to LWP::Protocol::http::SocketMethods::CORE:sselect, avg 21.8ms/call
445 if ($nfound < 0) {
446 if ($!{EINTR} || $!{EAGAIN}) {
447 # don't really think EAGAIN can happen here
448 if ($timeout) {
449 $timeout -= time - $before;
450 $timeout = 0 if $timeout < 0;
451 }
452 redo SELECT;
453 }
454 die "select failed: $!";
455 }
456 return $nfound > 0;
457 }
458}
459
460sub ping {
461 my $self = shift;
462 !$self->can_read(0);
463}
464
465
# spent 14µs within LWP::Protocol::http::SocketMethods::increment_response_count which was called 3 times, avg 5µs/call: # 3 times (14µs+0s) by LWP::Protocol::http::request at line 377, avg 5µs/call
sub increment_response_count {
466625µs my $self = shift;
467 return ++${*$self}{'myhttp_response_count'};
468}
469
470#-----------------------------------------------------------
471package LWP::Protocol::http::Socket;
472356µs278µs
# spent 45µs (12+33) within LWP::Protocol::http::Socket::BEGIN@472 which was called # once (12µs+33µs) by LWP::Protocol::implementor at line 472
use vars qw(@ISA);
# spent 45µs making 1 call to LWP::Protocol::http::Socket::BEGIN@472 # spent 33µs making 1 call to vars::import
473118µs@ISA = qw(LWP::Protocol::http::SocketMethods Net::HTTP);
474
475110µs1;
# spent 30µs within LWP::Protocol::http::CORE:match which was called 15 times, avg 2µs/call: # 3 times (17µs+0s) by LWP::Protocol::http::request at line 129 of LWP/Protocol/http.pm, avg 6µs/call # 3 times (4µs+0s) by LWP::Protocol::http::request at line 295 of LWP/Protocol/http.pm, avg 1µs/call # 3 times (4µs+0s) by LWP::Protocol::http::request at line 327 of LWP/Protocol/http.pm, avg 1µs/call # 3 times (4µs+0s) by LWP::Protocol::http::request at line 151 of LWP/Protocol/http.pm, avg 1µs/call # 3 times (900ns+0s) by LWP::Protocol::http::request at line 203 of LWP/Protocol/http.pm, avg 300ns/call
sub LWP::Protocol::http::CORE:match; # xsub
# spent 27µs within LWP::Protocol::http::CORE:sselect which was called 3 times, avg 9µs/call: # 3 times (27µs+0s) by LWP::Protocol::http::request at line 275 of LWP/Protocol/http.pm, avg 9µs/call
sub LWP::Protocol::http::CORE:sselect; # xsub
# spent 9µs within LWP::Protocol::http::CORE:subst which was called 21 times, avg 448ns/call: # 9 times (3µs+0s) by LWP::Protocol::http::__ANON__[/usr/local/lib/perl5/site_perl/5.10.1/LWP/Protocol/http.pm:167] at line 164 of LWP/Protocol/http.pm, avg 344ns/call # 9 times (3µs+0s) by LWP::Protocol::http::__ANON__[/usr/local/lib/perl5/site_perl/5.10.1/LWP/Protocol/http.pm:167] at line 165 of LWP/Protocol/http.pm, avg 311ns/call # 3 times (3µs+0s) by LWP::Protocol::http::_fixup_header at line 88 of LWP/Protocol/http.pm, avg 1µs/call
sub LWP::Protocol::http::CORE:subst; # xsub
# spent 174ms within LWP::Protocol::http::SocketMethods::CORE:sselect which was called 8 times, avg 21.8ms/call: # 8 times (174ms+0s) by LWP::Protocol::http::SocketMethods::can_read at line 444 of LWP/Protocol/http.pm, avg 21.8ms/call
sub LWP::Protocol::http::SocketMethods::CORE:sselect; # xsub
# spent 90µs within LWP::Protocol::http::SocketMethods::CORE:sysread which was called 7 times, avg 13µs/call: # 7 times (90µs+0s) by LWP::Protocol::http::SocketMethods::sysread at line 433 of LWP/Protocol/http.pm, avg 13µs/call
sub LWP::Protocol::http::SocketMethods::CORE:sysread; # xsub