5 * DEBUG: section 85 Client-side Request Routines
6 * AUTHOR: Robert Collins (Originally Duane Wessels in client_side.c)
8 * SQUID Web Proxy Cache http://www.squid-cache.org/
9 * ----------------------------------------------------------
11 * Squid is the result of efforts by numerous individuals from
12 * the Internet community; see the CONTRIBUTORS file for full
13 * details. Many organizations have provided support for Squid's
14 * development; see the SPONSORS file for full details. Squid is
15 * Copyrighted (C) 2001 by the Regents of the University of
16 * California; see the COPYRIGHT file for full details. Squid
17 * incorporates software developed and/or copyrighted by other
18 * sources; see the CREDITS file for full details.
20 * This program is free software; you can redistribute it and/or modify
21 * it under the terms of the GNU General Public License as published by
22 * the Free Software Foundation; either version 2 of the License, or
23 * (at your option) any later version.
25 * This program is distributed in the hope that it will be useful,
26 * but WITHOUT ANY WARRANTY; without even the implied warranty of
27 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
28 * GNU General Public License for more details.
30 * You should have received a copy of the GNU General Public License
31 * along with this program; if not, write to the Free Software
32 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
38 * General logic of request processing:
40 * We run a series of tests to determine if access will be permitted, and to do
41 * any redirection. Then we call into the result clientStream to retrieve data.
42 * From that point on it's up to reply management.
46 #include "clientStream.h"
47 #include "client_side_request.h"
48 #include "auth/UserRequest.h"
49 #include "HttpRequest.h"
50 #include "ProtoPort.h"
51 #include "acl/FilledChecklist.h"
52 #include "acl/Gadgets.h"
53 #include "client_side.h"
54 #include "client_side_reply.h"
56 #include "HttpReply.h"
57 #include "MemObject.h"
58 #include "ClientRequestContext.h"
59 #include "SquidTime.h"
61 #include "inet_pton.h"
65 #include "adaptation/AccessCheck.h"
66 #include "adaptation/Iterator.h"
67 #include "adaptation/Service.h"
69 #include "adaptation/icap/History.h"
71 //static void adaptationAclCheckDoneWrapper(Adaptation::ServicePointer service, void *data);
77 #define comm_close comm_lingering_close
80 static const char *const crlf
= "\r\n";
82 #if FOLLOW_X_FORWARDED_FOR
84 clientFollowXForwardedForCheck(int answer
, void *data
);
85 #endif /* FOLLOW_X_FORWARDED_FOR */
87 CBDATA_CLASS_INIT(ClientRequestContext
);
90 ClientRequestContext::operator new (size_t size
)
92 assert (size
== sizeof(ClientRequestContext
));
93 CBDATA_INIT_TYPE(ClientRequestContext
);
94 ClientRequestContext
*result
= cbdataAlloc(ClientRequestContext
);
99 ClientRequestContext::operator delete (void *address
)
101 ClientRequestContext
*t
= static_cast<ClientRequestContext
*>(address
);
105 /* Local functions */
107 static void clientAccessCheckDoneWrapper(int, void *);
108 static int clientHierarchical(ClientHttpRequest
* http
);
109 static void clientInterpretRequestHeaders(ClientHttpRequest
* http
);
110 static RH clientRedirectDoneWrapper
;
111 static PF checkNoCacheDoneWrapper
;
112 extern "C" CSR clientGetMoreData
;
113 extern "C" CSS clientReplyStatus
;
114 extern "C" CSD clientReplyDetach
;
115 static void checkFailureRatio(err_type
, hier_code
);
117 ClientRequestContext::~ClientRequestContext()
120 * Release our "lock" on our parent, ClientHttpRequest, if we
125 cbdataReferenceDone(http
);
127 debugs(85,3, HERE
<< this << " ClientRequestContext destructed");
130 ClientRequestContext::ClientRequestContext(ClientHttpRequest
*anHttp
) : http(cbdataReference(anHttp
)), acl_checklist (NULL
), redirect_state (REDIRECT_NONE
)
132 http_access_done
= false;
133 redirect_done
= false;
134 no_cache_done
= false;
135 interpreted_req_hdrs
= false;
136 debugs(85,3, HERE
<< this << " ClientRequestContext constructed");
139 CBDATA_CLASS_INIT(ClientHttpRequest
);
142 ClientHttpRequest::operator new (size_t size
)
144 assert (size
== sizeof (ClientHttpRequest
));
145 CBDATA_INIT_TYPE(ClientHttpRequest
);
146 ClientHttpRequest
*result
= cbdataAlloc(ClientHttpRequest
);
151 ClientHttpRequest::operator delete (void *address
)
153 ClientHttpRequest
*t
= static_cast<ClientHttpRequest
*>(address
);
157 ClientHttpRequest::ClientHttpRequest(ConnStateData
* aConn
) :
159 AsyncJob("ClientHttpRequest"),
163 start_time
= current_time
;
165 dlinkAdd(this, &active
, &ClientActiveRequests
);
167 request_satisfaction_mode
= false;
172 * returns true if client specified that the object must come from the cache
173 * without contacting origin server
176 ClientHttpRequest::onlyIfCached()const
179 return request
->cache_control
&&
180 EBIT_TEST(request
->cache_control
->mask
, CC_ONLY_IF_CACHED
);
184 * This function is designed to serve a fairly specific purpose.
185 * Occasionally our vBNS-connected caches can talk to each other, but not
186 * the rest of the world. Here we try to detect frequent failures which
187 * make the cache unusable (e.g. DNS lookup and connect() failures). If
188 * the failure:success ratio goes above 1.0 then we go into "hit only"
189 * mode where we only return UDP_HIT or UDP_MISS_NOFETCH. Neighbors
190 * will only fetch HITs from us if they are using the ICP protocol. We
191 * stay in this mode for 5 minutes.
193 * Duane W., Sept 16, 1996
196 #define FAILURE_MODE_TIME 300
199 checkFailureRatio(err_type etype
, hier_code hcode
)
201 static double magic_factor
= 100.0;
205 if (hcode
== HIER_NONE
)
208 n_good
= magic_factor
/ (1.0 + request_failure_ratio
);
210 n_bad
= magic_factor
- n_good
;
216 case ERR_CONNECT_FAIL
:
217 case ERR_SECURE_CONNECT_FAIL
:
227 request_failure_ratio
= n_bad
/ n_good
;
229 if (hit_only_mode_until
> squid_curtime
)
232 if (request_failure_ratio
< 1.0)
235 debugs(33, 0, "Failure Ratio at "<< std::setw(4)<<
236 std::setprecision(3) << request_failure_ratio
);
238 debugs(33, 0, "Going into hit-only-mode for " <<
239 FAILURE_MODE_TIME
/ 60 << " minutes...");
241 hit_only_mode_until
= squid_curtime
+ FAILURE_MODE_TIME
;
243 request_failure_ratio
= 0.8; /* reset to something less than 1.0 */
246 ClientHttpRequest::~ClientHttpRequest()
248 debugs(33, 3, "httpRequestFree: " << uri
);
249 PROF_start(httpRequestFree
);
251 // Even though freeResources() below may destroy the request,
252 // we no longer set request->body_pipe to NULL here
253 // because we did not initiate that pipe (ConnStateData did)
255 /* the ICP check here was erroneous
256 * - StoreEntry::releaseRequest was always called if entry was valid
258 assert(logType
< LOG_TYPE_MAX
);
265 checkFailureRatio(request
->errType
, al
.hier
.code
);
270 announceInitiatorAbort(virginHeadSource
);
272 if (adaptedBodySource
!= NULL
)
273 stopConsumingFrom(adaptedBodySource
);
277 delete calloutContext
;
280 cbdataReferenceDone(conn_
);
282 /* moving to the next connection is handled by the context free */
283 dlinkDelete(&active
, &ClientActiveRequests
);
285 PROF_stop(httpRequestFree
);
289 * Create a request and kick it off
294 * TODO: Pass in the buffers to be used in the inital Read request, as they are
295 * determined by the user
298 clientBeginRequest(const HttpRequestMethod
& method
, char const *url
, CSCB
* streamcallback
,
299 CSD
* streamdetach
, ClientStreamData streamdata
, HttpHeader
const *header
,
300 char *tailbuf
, size_t taillen
)
303 ClientHttpRequest
*http
= new ClientHttpRequest(NULL
);
304 HttpRequest
*request
;
305 StoreIOBuffer tempBuffer
;
306 http
->start_time
= current_time
;
307 /* this is only used to adjust the connection offset in client_side.c */
309 tempBuffer
.length
= taillen
;
310 tempBuffer
.data
= tailbuf
;
311 /* client stream setup */
312 clientStreamInit(&http
->client_stream
, clientGetMoreData
, clientReplyDetach
,
313 clientReplyStatus
, new clientReplyContext(http
), streamcallback
,
314 streamdetach
, streamdata
, tempBuffer
);
315 /* make it visible in the 'current acctive requests list' */
317 /* internal requests only makes sense in an
318 * accelerator today. TODO: accept flags ? */
319 http
->flags
.accel
= 1;
320 /* allow size for url rewriting */
321 url_sz
= strlen(url
) + Config
.appendDomainLen
+ 5;
322 http
->uri
= (char *)xcalloc(url_sz
, 1);
323 strcpy(http
->uri
, url
);
325 if ((request
= HttpRequest::CreateFromUrlAndMethod(http
->uri
, method
)) == NULL
) {
326 debugs(85, 5, "Invalid URL: " << http
->uri
);
331 * now update the headers in request with our supplied headers. urlParse
332 * should return a blank header set, but we use Update to be sure of
336 request
->header
.update(header
, NULL
);
338 http
->log_uri
= xstrdup(urlCanonicalClean(request
));
340 /* http struct now ready */
343 * build new header list *? TODO
345 request
->flags
.accelerated
= http
->flags
.accel
;
347 request
->flags
.internalclient
= 1;
349 /* this is an internally created
350 * request, not subject to acceleration
351 * target overrides */
353 * FIXME? Do we want to detect and handle internal requests of internal
357 /* Internally created requests cannot have bodies today */
358 request
->content_length
= 0;
360 request
->client_addr
.SetNoAddr();
362 #if FOLLOW_X_FORWARDED_FOR
363 request
->indirect_client_addr
.SetNoAddr();
364 #endif /* FOLLOW_X_FORWARDED_FOR */
366 request
->my_addr
.SetNoAddr(); /* undefined for internal requests */
368 request
->my_addr
.SetPort(0);
370 /* RFC 2616 says 'upgrade' to our 1.0 regardless of what the client is */
371 HttpVersion
http_ver(1,0);
372 request
->http_ver
= http_ver
;
374 http
->request
= HTTPMSGLOCK(request
);
376 /* optional - skip the access check ? */
377 http
->calloutContext
= new ClientRequestContext(http
);
379 http
->calloutContext
->http_access_done
= false;
381 http
->calloutContext
->redirect_done
= true;
383 http
->calloutContext
->no_cache_done
= true;
391 ClientRequestContext::httpStateIsValid()
393 ClientHttpRequest
*http_
= http
;
395 if (cbdataReferenceValid(http_
))
400 cbdataReferenceDone(http_
);
405 #if FOLLOW_X_FORWARDED_FOR
407 * clientFollowXForwardedForCheck() checks the content of X-Forwarded-For:
408 * against the followXFF ACL, or cleans up and passes control to
409 * clientAccessCheck().
411 * The trust model here is a little ambiguous. So to clarify the logic:
412 * - we may always use the direct client address as the client IP.
413 * - these trust tests merey tell whether we trust given IP enough to believe the
414 * IP string which it appended to the X-Forwarded-For: header.
415 * - if at any point we don't trust what an IP adds we stop looking.
416 * - at that point the current contents of indirect_client_addr are the value set
417 * by the last previously trusted IP.
418 * ++ indirect_client_addr contains the remote direct client from the trusted peers viewpoint.
421 clientFollowXForwardedForCheck(int answer
, void *data
)
423 ClientRequestContext
*calloutContext
= (ClientRequestContext
*) data
;
425 if (!calloutContext
->httpStateIsValid())
428 ClientHttpRequest
*http
= calloutContext
->http
;
429 HttpRequest
*request
= http
->request
;
432 * answer should be be ACCESS_ALLOWED or ACCESS_DENIED if we are
433 * called as a result of ACL checks, or -1 if we are called when
434 * there's nothing left to do.
436 if (answer
== ACCESS_ALLOWED
&&
437 request
->x_forwarded_for_iterator
.size () != 0) {
440 * Remove the last comma-delimited element from the
441 * x_forwarded_for_iterator and use it to repeat the cycle.
444 const char *asciiaddr
;
447 p
= request
->x_forwarded_for_iterator
.termedBuf();
448 l
= request
->x_forwarded_for_iterator
.size();
451 * XXX x_forwarded_for_iterator should really be a list of
452 * IP addresses, but it's a String instead. We have to
453 * walk backwards through the String, biting off the last
454 * comma-delimited part each time. As long as the data is in
455 * a String, we should probably implement and use a variant of
456 * strListGetItem() that walks backwards instead of forwards
457 * through a comma-separated list. But we don't even do that;
458 * we just do the work in-line here.
460 /* skip trailing space and commas */
461 while (l
> 0 && (p
[l
-1] == ',' || xisspace(p
[l
-1])))
463 request
->x_forwarded_for_iterator
.cut(l
);
464 /* look for start of last item in list */
465 while (l
> 0 && ! (p
[l
-1] == ',' || xisspace(p
[l
-1])))
468 if ((addr
= asciiaddr
)) {
469 request
->indirect_client_addr
= addr
;
470 request
->x_forwarded_for_iterator
.cut(l
);
471 calloutContext
->acl_checklist
= clientAclChecklistCreate(Config
.accessList
.followXFF
, http
);
472 if (!Config
.onoff
.acl_uses_indirect_client
) {
473 /* override the default src_addr tested if we have to go deeper than one level into XFF */
474 Filled(calloutContext
->acl_checklist
)->src_addr
= request
->indirect_client_addr
;
476 calloutContext
->acl_checklist
->nonBlockingCheck(clientFollowXForwardedForCheck
, data
);
479 } /*if (answer == ACCESS_ALLOWED &&
480 request->x_forwarded_for_iterator.size () != 0)*/
482 /* clean up, and pass control to clientAccessCheck */
483 if (Config
.onoff
.log_uses_indirect_client
) {
485 * Ensure that the access log shows the indirect client
486 * instead of the direct client.
488 ConnStateData
*conn
= http
->getConn();
489 conn
->log_addr
= request
->indirect_client_addr
;
491 request
->x_forwarded_for_iterator
.clean();
492 request
->flags
.done_follow_x_forwarded_for
= 1;
494 if (answer
!= ACCESS_ALLOWED
&& answer
!= ACCESS_DENIED
) {
495 debugs(28, DBG_CRITICAL
, "ERROR: Processing X-Forwarded-For. Stopping at IP address: " << request
->indirect_client_addr
);
498 /* process actual access ACL as normal. */
499 calloutContext
->clientAccessCheck();
501 #endif /* FOLLOW_X_FORWARDED_FOR */
503 /* This is the entry point for external users of the client_side routines */
505 ClientRequestContext::clientAccessCheck()
507 #if FOLLOW_X_FORWARDED_FOR
508 if (!http
->request
->flags
.done_follow_x_forwarded_for
&&
509 Config
.accessList
.followXFF
&&
510 http
->request
->header
.has(HDR_X_FORWARDED_FOR
)) {
512 /* we always trust the direct client address for actual use */
513 http
->request
->indirect_client_addr
= http
->request
->client_addr
;
514 http
->request
->indirect_client_addr
.SetPort(0);
516 /* setup the XFF iterator for processing */
517 http
->request
->x_forwarded_for_iterator
= http
->request
->header
.getList(HDR_X_FORWARDED_FOR
);
519 /* begin by checking to see if we trust direct client enough to walk XFF */
520 acl_checklist
= clientAclChecklistCreate(Config
.accessList
.followXFF
, http
);
521 acl_checklist
->nonBlockingCheck(clientFollowXForwardedForCheck
, this);
524 #endif /* FOLLOW_X_FORWARDED_FOR */
526 if (Config
.accessList
.http
) {
527 acl_checklist
= clientAclChecklistCreate(Config
.accessList
.http
, http
);
528 acl_checklist
->nonBlockingCheck(clientAccessCheckDoneWrapper
, this);
530 debugs(0, DBG_CRITICAL
, "No http_access configuration found. This will block ALL traffic");
531 clientAccessCheckDone(ACCESS_DENIED
);
536 * Identical in operation to clientAccessCheck() but performed later using different configured ACL list.
537 * The default here is to allow all. Since the earlier http_access should do a default deny all.
538 * This check is just for a last-minute denial based on adapted request headers.
541 ClientRequestContext::clientAccessCheck2()
543 if (Config
.accessList
.adapted_http
) {
544 acl_checklist
= clientAclChecklistCreate(Config
.accessList
.adapted_http
, http
);
545 acl_checklist
->nonBlockingCheck(clientAccessCheckDoneWrapper
, this);
547 debugs(85, 2, HERE
<< "No adapted_http_access configuration.");
548 clientAccessCheckDone(ACCESS_ALLOWED
);
553 clientAccessCheckDoneWrapper(int answer
, void *data
)
555 ClientRequestContext
*calloutContext
= (ClientRequestContext
*) data
;
557 if (!calloutContext
->httpStateIsValid())
560 calloutContext
->clientAccessCheckDone(answer
);
564 ClientRequestContext::clientAccessCheckDone(int answer
)
566 acl_checklist
= NULL
;
569 debugs(85, 2, "The request " <<
570 RequestMethodStr(http
->request
->method
) << " " <<
571 http
->uri
<< " is " <<
572 (answer
== ACCESS_ALLOWED
? "ALLOWED" : "DENIED") <<
573 ", because it matched '" <<
574 (AclMatchedName
? AclMatchedName
: "NO ACL's") << "'" );
575 char const *proxy_auth_msg
= "<null>";
577 if (http
->getConn() != NULL
&& http
->getConn()->auth_user_request
!= NULL
)
578 proxy_auth_msg
= http
->getConn()->auth_user_request
->denyMessage("<null>");
579 else if (http
->request
->auth_user_request
!= NULL
)
580 proxy_auth_msg
= http
->request
->auth_user_request
->denyMessage("<null>");
582 if (answer
!= ACCESS_ALLOWED
) {
584 int require_auth
= (answer
== ACCESS_REQ_PROXY_AUTH
|| aclIsProxyAuth(AclMatchedName
));
585 debugs(85, 5, "Access Denied: " << http
->uri
);
586 debugs(85, 5, "AclMatchedName = " << (AclMatchedName
? AclMatchedName
: "<null>"));
589 debugs(33, 5, "Proxy Auth Message = " << (proxy_auth_msg
? proxy_auth_msg
: "<null>"));
592 * NOTE: get page_id here, based on AclMatchedName because if
593 * USE_DELAY_POOLS is enabled, then AclMatchedName gets clobbered in
594 * the clientCreateStoreEntry() call just below. Pedro Ribeiro
597 page_id
= aclGetDenyInfoPage(&Config
.denyInfoList
, AclMatchedName
, answer
!= ACCESS_REQ_PROXY_AUTH
);
599 http
->logType
= LOG_TCP_DENIED
;
602 if (!http
->flags
.accel
) {
603 /* Proxy authorisation needed */
604 status
= HTTP_PROXY_AUTHENTICATION_REQUIRED
;
606 /* WWW authorisation needed */
607 status
= HTTP_UNAUTHORIZED
;
610 if (page_id
== ERR_NONE
)
611 page_id
= ERR_CACHE_ACCESS_DENIED
;
613 status
= HTTP_FORBIDDEN
;
615 if (page_id
== ERR_NONE
)
616 page_id
= ERR_ACCESS_DENIED
;
619 clientStreamNode
*node
= (clientStreamNode
*)http
->client_stream
.tail
->prev
->data
;
620 clientReplyContext
*repContext
= dynamic_cast<clientReplyContext
*>(node
->data
.getRaw());
623 tmpnoaddr
.SetNoAddr();
624 repContext
->setReplyToError(page_id
, status
,
625 http
->request
->method
, NULL
,
626 http
->getConn() != NULL
? http
->getConn()->peer
: tmpnoaddr
,
629 http
->getConn() != NULL
&& http
->getConn()->auth_user_request
?
630 http
->getConn()->auth_user_request
: http
->request
->auth_user_request
);
632 node
= (clientStreamNode
*)http
->client_stream
.tail
->data
;
633 clientStreamRead(node
, http
, node
->readBuffer
);
637 /* ACCESS_ALLOWED continues here ... */
638 safe_free(http
->uri
);
640 http
->uri
= xstrdup(urlCanonical(http
->request
));
647 adaptationAclCheckDoneWrapper(Adaptation::ServiceGroupPointer g
, void *data
)
649 ClientRequestContext
*calloutContext
= (ClientRequestContext
*)data
;
651 if (!calloutContext
->httpStateIsValid())
654 calloutContext
->adaptationAclCheckDone(g
);
658 ClientRequestContext::adaptationAclCheckDone(Adaptation::ServiceGroupPointer g
)
660 debugs(93,3,HERE
<< this << " adaptationAclCheckDone called");
664 Adaptation::Icap::History::Pointer ih
= http
->request
->icapHistory();
666 if (http
->getConn() != NULL
) {
667 ih
->rfc931
= http
->getConn()->rfc931
;
669 ih
->ssluser
= sslGetUserEmail(fd_table
[http
->getConn()->fd
].ssl
);
672 ih
->log_uri
= http
->log_uri
;
673 ih
->req_sz
= http
->req_sz
;
678 debugs(85,3, HERE
<< "no adaptation needed");
683 http
->startAdaptation(g
);
689 clientRedirectAccessCheckDone(int answer
, void *data
)
691 ClientRequestContext
*context
= (ClientRequestContext
*)data
;
692 ClientHttpRequest
*http
= context
->http
;
693 context
->acl_checklist
= NULL
;
695 if (answer
== ACCESS_ALLOWED
)
696 redirectStart(http
, clientRedirectDoneWrapper
, context
);
698 context
->clientRedirectDone(NULL
);
702 ClientRequestContext::clientRedirectStart()
704 debugs(33, 5, "clientRedirectStart: '" << http
->uri
<< "'");
706 if (Config
.accessList
.redirector
) {
707 acl_checklist
= clientAclChecklistCreate(Config
.accessList
.redirector
, http
);
708 acl_checklist
->nonBlockingCheck(clientRedirectAccessCheckDone
, this);
710 redirectStart(http
, clientRedirectDoneWrapper
, this);
714 clientHierarchical(ClientHttpRequest
* http
)
716 const char *url
= http
->uri
;
717 HttpRequest
*request
= http
->request
;
718 HttpRequestMethod method
= request
->method
;
719 const wordlist
*p
= NULL
;
722 * IMS needs a private key, so we can use the hierarchy for IMS only if our
723 * neighbors support private keys
726 if (request
->flags
.ims
&& !neighbors_do_private_keys
)
730 * This is incorrect: authenticating requests can be sent via a hierarchy
731 * (they can even be cached if the correct headers are set on the reply)
733 if (request
->flags
.auth
)
736 if (method
== METHOD_TRACE
)
739 if (method
!= METHOD_GET
)
742 /* scan hierarchy_stoplist */
743 for (p
= Config
.hierarchy_stoplist
; p
; p
= p
->next
)
744 if (strstr(url
, p
->key
))
747 if (request
->flags
.loopdetect
)
750 if (request
->protocol
== PROTO_HTTP
)
751 return httpCachable(method
);
753 if (request
->protocol
== PROTO_GOPHER
)
754 return gopherCachable(request
);
756 if (request
->protocol
== PROTO_CACHEOBJ
)
764 clientCheckPinning(ClientHttpRequest
* http
)
766 HttpRequest
*request
= http
->request
;
767 HttpHeader
*req_hdr
= &request
->header
;
768 ConnStateData
*http_conn
= http
->getConn();
770 /* Internal requests such as those from ESI includes may be without
771 * a client connection
776 request
->flags
.connection_auth_disabled
= http_conn
->port
->connection_auth_disabled
;
777 if (!request
->flags
.connection_auth_disabled
) {
778 if (http_conn
->pinning
.fd
!= -1) {
779 if (http_conn
->pinning
.auth
) {
780 request
->flags
.connection_auth
= 1;
781 request
->flags
.auth
= 1;
783 request
->flags
.connection_proxy_auth
= 1;
785 request
->setPinnedConnection(http_conn
);
789 /* check if connection auth is used, and flag as candidate for pinning
791 * Note: we may need to set flags.connection_auth even if the connection
792 * is already pinned if it was pinned earlier due to proxy auth
794 if (!request
->flags
.connection_auth
) {
795 if (req_hdr
->has(HDR_AUTHORIZATION
) || req_hdr
->has(HDR_PROXY_AUTHORIZATION
)) {
796 HttpHeaderPos pos
= HttpHeaderInitPos
;
799 while ((e
= req_hdr
->getEntry(&pos
))) {
800 if (e
->id
== HDR_AUTHORIZATION
|| e
->id
== HDR_PROXY_AUTHORIZATION
) {
801 const char *value
= e
->value
.rawBuf();
802 if (strncasecmp(value
, "NTLM ", 5) == 0
804 strncasecmp(value
, "Negotiate ", 10) == 0
806 strncasecmp(value
, "Kerberos ", 9) == 0) {
807 if (e
->id
== HDR_AUTHORIZATION
) {
808 request
->flags
.connection_auth
= 1;
811 request
->flags
.connection_proxy_auth
= 1;
817 if (may_pin
&& !request
->pinnedConnection()) {
818 request
->setPinnedConnection(http
->getConn());
825 clientInterpretRequestHeaders(ClientHttpRequest
* http
)
827 HttpRequest
*request
= http
->request
;
828 HttpHeader
*req_hdr
= &request
->header
;
832 request
->imslen
= -1;
833 request
->ims
= req_hdr
->getTime(HDR_IF_MODIFIED_SINCE
);
835 if (request
->ims
> 0)
836 request
->flags
.ims
= 1;
838 if (!request
->flags
.ignore_cc
) {
839 if (req_hdr
->has(HDR_PRAGMA
)) {
840 String s
= req_hdr
->getList(HDR_PRAGMA
);
842 if (strListIsMember(&s
, "no-cache", ','))
848 if (request
->cache_control
)
849 if (EBIT_TEST(request
->cache_control
->mask
, CC_NO_CACHE
))
853 * Work around for supporting the Reload button in IE browsers when Squid
854 * is used as an accelerator or transparent proxy, by turning accelerated
855 * IMS request to no-cache requests. Now knows about IE 5.5 fix (is
856 * actually only fixed in SP1, but we can't tell whether we are talking to
857 * SP1 or not so all 5.5 versions are treated 'normally').
859 if (Config
.onoff
.ie_refresh
) {
860 if (http
->flags
.accel
&& request
->flags
.ims
) {
861 if ((str
= req_hdr
->getStr(HDR_USER_AGENT
))) {
862 if (strstr(str
, "MSIE 5.01") != NULL
)
864 else if (strstr(str
, "MSIE 5.0") != NULL
)
866 else if (strstr(str
, "MSIE 4.") != NULL
)
868 else if (strstr(str
, "MSIE 3.") != NULL
)
875 if (request
->method
== METHOD_OTHER
) {
882 if (Config
.onoff
.reload_into_ims
)
883 request
->flags
.nocache_hack
= 1;
884 else if (refresh_nocache_hack
)
885 request
->flags
.nocache_hack
= 1;
889 request
->flags
.nocache
= 1;
892 /* ignore range header in non-GETs or non-HEADs */
893 if (request
->method
== METHOD_GET
|| request
->method
== METHOD_HEAD
) {
894 request
->range
= req_hdr
->getRange();
896 if (request
->range
) {
897 request
->flags
.range
= 1;
898 clientStreamNode
*node
= (clientStreamNode
*)http
->client_stream
.tail
->data
;
899 /* XXX: This is suboptimal. We should give the stream the range set,
900 * and thereby let the top of the stream set the offset when the
901 * size becomes known. As it is, we will end up requesting from 0
902 * for evey -X range specification.
903 * RBC - this may be somewhat wrong. We should probably set the range
904 * iter up at this point.
906 node
->readBuffer
.offset
= request
->range
->lowestOffset(0);
907 http
->range_iter
.pos
= request
->range
->begin();
908 http
->range_iter
.valid
= true;
912 /* Only HEAD and GET requests permit a Range or Request-Range header.
913 * If these headers appear on any other type of request, delete them now.
916 req_hdr
->delById(HDR_RANGE
);
917 req_hdr
->delById(HDR_REQUEST_RANGE
);
918 request
->range
= NULL
;
921 if (req_hdr
->has(HDR_AUTHORIZATION
))
922 request
->flags
.auth
= 1;
924 clientCheckPinning(http
);
926 if (request
->login
[0] != '\0')
927 request
->flags
.auth
= 1;
929 if (req_hdr
->has(HDR_VIA
)) {
930 String s
= req_hdr
->getList(HDR_VIA
);
932 * ThisCache cannot be a member of Via header, "1.0 ThisCache" can.
933 * Note ThisCache2 has a space prepended to the hostname so we don't
934 * accidentally match super-domains.
937 if (strListIsSubstr(&s
, ThisCache2
, ',')) {
938 debugObj(33, 1, "WARNING: Forwarding loop detected for:\n",
939 request
, (ObjPackMethod
) & httpRequestPack
);
940 request
->flags
.loopdetect
= 1;
944 fvdbCountVia(s
.termedBuf());
952 \todo --enable-useragent-log and --enable-referer-log. We should
953 probably drop those two as the custom log formats accomplish pretty much the same thing..
955 #if USE_USERAGENT_LOG
956 if ((str
= req_hdr
->getStr(HDR_USER_AGENT
)))
957 logUserAgent(fqdnFromAddr(http
->getConn()->log_addr
), str
);
962 if ((str
= req_hdr
->getStr(HDR_REFERER
)))
963 logReferer(fqdnFromAddr(http
->getConn()->log_addr
), str
, http
->log_uri
);
968 if (req_hdr
->has(HDR_X_FORWARDED_FOR
)) {
969 String s
= req_hdr
->getList(HDR_X_FORWARDED_FOR
);
970 fvdbCountForw(s
.termedBuf());
975 if (request
->method
== METHOD_TRACE
|| request
->method
== METHOD_OPTIONS
) {
976 request
->max_forwards
= req_hdr
->getInt64(HDR_MAX_FORWARDS
);
979 request
->flags
.cachable
= http
->request
->cacheable();
981 if (clientHierarchical(http
))
982 request
->flags
.hierarchical
= 1;
984 debugs(85, 5, "clientInterpretRequestHeaders: REQ_NOCACHE = " <<
985 (request
->flags
.nocache
? "SET" : "NOT SET"));
986 debugs(85, 5, "clientInterpretRequestHeaders: REQ_CACHABLE = " <<
987 (request
->flags
.cachable
? "SET" : "NOT SET"));
988 debugs(85, 5, "clientInterpretRequestHeaders: REQ_HIERARCHICAL = " <<
989 (request
->flags
.hierarchical
? "SET" : "NOT SET"));
994 clientRedirectDoneWrapper(void *data
, char *result
)
996 ClientRequestContext
*calloutContext
= (ClientRequestContext
*)data
;
998 if (!calloutContext
->httpStateIsValid())
1001 calloutContext
->clientRedirectDone(result
);
1005 ClientRequestContext::clientRedirectDone(char *result
)
1007 HttpRequest
*new_request
= NULL
;
1008 HttpRequest
*old_request
= http
->request
;
1009 debugs(85, 5, "clientRedirectDone: '" << http
->uri
<< "' result=" << (result
? result
: "NULL"));
1010 assert(redirect_state
== REDIRECT_PENDING
);
1011 redirect_state
= REDIRECT_DONE
;
1014 http_status status
= (http_status
) atoi(result
);
1016 if (status
== HTTP_MOVED_PERMANENTLY
1017 || status
== HTTP_MOVED_TEMPORARILY
1018 || status
== HTTP_SEE_OTHER
1019 || status
== HTTP_TEMPORARY_REDIRECT
) {
1022 if ((t
= strchr(result
, ':')) != NULL
) {
1023 http
->redirect
.status
= status
;
1024 http
->redirect
.location
= xstrdup(t
+ 1);
1026 debugs(85, 1, "clientRedirectDone: bad input: " << result
);
1028 } else if (strcmp(result
, http
->uri
))
1029 new_request
= HttpRequest::CreateFromUrlAndMethod(result
, old_request
->method
);
1033 safe_free(http
->uri
);
1034 http
->uri
= xstrdup(urlCanonical(new_request
));
1035 new_request
->http_ver
= old_request
->http_ver
;
1036 new_request
->header
.append(&old_request
->header
);
1037 new_request
->client_addr
= old_request
->client_addr
;
1038 #if FOLLOW_X_FORWARDED_FOR
1039 new_request
->indirect_client_addr
= old_request
->indirect_client_addr
;
1040 #endif /* FOLLOW_X_FORWARDED_FOR */
1041 new_request
->my_addr
= old_request
->my_addr
;
1042 new_request
->flags
= old_request
->flags
;
1043 new_request
->flags
.redirected
= 1;
1045 if (old_request
->auth_user_request
) {
1046 new_request
->auth_user_request
= old_request
->auth_user_request
;
1047 AUTHUSERREQUESTLOCK(new_request
->auth_user_request
, "new request");
1050 if (old_request
->body_pipe
!= NULL
) {
1051 new_request
->body_pipe
= old_request
->body_pipe
;
1052 old_request
->body_pipe
= NULL
;
1053 debugs(0,0,HERE
<< "redirecting body_pipe " << new_request
->body_pipe
<< " from request " << old_request
<< " to " << new_request
);
1056 new_request
->content_length
= old_request
->content_length
;
1057 new_request
->extacl_user
= old_request
->extacl_user
;
1058 new_request
->extacl_passwd
= old_request
->extacl_passwd
;
1059 new_request
->flags
.proxy_keepalive
= old_request
->flags
.proxy_keepalive
;
1060 HTTPMSGUNLOCK(old_request
);
1061 http
->request
= HTTPMSGLOCK(new_request
);
1064 /* FIXME PIPELINE: This is innacurate during pipelining */
1066 if (http
->getConn() != NULL
)
1067 fd_note(http
->getConn()->fd
, http
->uri
);
1074 /** Test cache allow/deny configuration
1075 * Sets flags.cachable=1 if caching is not denied.
1078 ClientRequestContext::checkNoCache()
1080 if (Config
.accessList
.noCache
) {
1081 acl_checklist
= clientAclChecklistCreate(Config
.accessList
.noCache
, http
);
1082 acl_checklist
->nonBlockingCheck(checkNoCacheDoneWrapper
, this);
1084 /* unless otherwise specified, we try to cache. */
1085 checkNoCacheDone(1);
1090 checkNoCacheDoneWrapper(int answer
, void *data
)
1092 ClientRequestContext
*calloutContext
= (ClientRequestContext
*) data
;
1094 if (!calloutContext
->httpStateIsValid())
1097 calloutContext
->checkNoCacheDone(answer
);
1101 ClientRequestContext::checkNoCacheDone(int answer
)
1103 acl_checklist
= NULL
;
1104 http
->request
->flags
.cachable
= answer
;
1109 * Identify requests that do not go through the store and client side stream
1110 * and forward them to the appropriate location. All other requests, request
1114 ClientHttpRequest::processRequest()
1116 debugs(85, 4, "clientProcessRequest: " << RequestMethodStr(request
->method
) << " '" << uri
<< "'");
1119 if (request
->method
== METHOD_CONNECT
&& sslBumpNeeded()) {
1125 if (request
->method
== METHOD_CONNECT
&& !redirect
.status
) {
1126 logType
= LOG_TCP_MISS
;
1127 tunnelStart(this, &out
.size
, &al
.http
.code
);
1135 ClientHttpRequest::httpStart()
1137 PROF_start(httpStart
);
1138 logType
= LOG_TAG_NONE
;
1139 debugs(85, 4, "ClientHttpRequest::httpStart: " << log_tags
[logType
] << " for '" << uri
<< "'");
1141 /* no one should have touched this */
1142 assert(out
.offset
== 0);
1143 /* Use the Stream Luke */
1144 clientStreamNode
*node
= (clientStreamNode
*)client_stream
.tail
->data
;
1145 clientStreamRead(node
, this, node
->readBuffer
);
1146 PROF_stop(httpStart
);
1151 // determines whether we should bump the CONNECT request
1153 ClientHttpRequest::sslBumpNeeded() const
1155 if (!getConn()->port
->sslBump
|| !Config
.accessList
.ssl_bump
)
1158 debugs(85, 5, HERE
<< "SslBump possible, checking ACL");
1160 ACLFilledChecklist
check(Config
.accessList
.ssl_bump
, request
, NULL
);
1161 check
.src_addr
= request
->client_addr
;
1162 check
.my_addr
= request
->my_addr
;
1163 return check
.fastCheck() == 1;
1166 // called when comm_write has completed
1168 SslBumpEstablish(int, char *, size_t, comm_err_t errflag
, int, void *data
)
1170 ClientHttpRequest
*r
= static_cast<ClientHttpRequest
*>(data
);
1171 debugs(85, 5, HERE
<< "responded to CONNECT: " << r
<< " ? " << errflag
);
1173 assert(r
&& cbdataReferenceValid(r
));
1174 r
->sslBumpEstablish(errflag
);
1178 ClientHttpRequest::sslBumpEstablish(comm_err_t errflag
)
1180 // Bail out quickly on COMM_ERR_CLOSING - close handlers will tidy up
1181 if (errflag
== COMM_ERR_CLOSING
)
1185 getConn()->startClosing("CONNECT response failure in SslBump");
1189 getConn()->switchToHttps();
1193 ClientHttpRequest::sslBumpStart()
1195 debugs(85, 5, HERE
<< "ClientHttpRequest::sslBumpStart");
1197 // send an HTTP 200 response to kick client SSL negotiation
1198 const int fd
= getConn()->fd
;
1199 debugs(33, 7, HERE
<< "Confirming CONNECT tunnel on FD " << fd
);
1201 // TODO: Unify with tunnel.cc and add a Server(?) header
1202 static const char *const conn_established
=
1203 "HTTP/1.0 200 Connection established\r\n\r\n";
1204 comm_write(fd
, conn_established
, strlen(conn_established
),
1205 &SslBumpEstablish
, this, NULL
);
1211 ClientHttpRequest::gotEnough() const
1213 /** TODO: should be querying the stream. */
1214 int64_t contentLength
=
1215 memObject()->getReply()->bodySize(request
->method
);
1216 assert(contentLength
>= 0);
1218 if (out
.offset
< contentLength
)
1225 ClientHttpRequest::storeEntry(StoreEntry
*newEntry
)
1231 ClientHttpRequest::loggingEntry(StoreEntry
*newEntry
)
1234 loggingEntry_
->unlock();
1236 loggingEntry_
= newEntry
;
1239 loggingEntry_
->lock();
1243 * doCallouts() - This function controls the order of "callout"
1244 * executions, including non-blocking access control checks, the
1245 * redirector, and ICAP. Previously, these callouts were chained
1246 * together such that "clientAccessCheckDone()" would call
1247 * "clientRedirectStart()" and so on.
1249 * The ClientRequestContext (aka calloutContext) class holds certain
1250 * state data for the callout/callback operations. Previously
1251 * ClientHttpRequest would sort of hand off control to ClientRequestContext
1252 * for a short time. ClientRequestContext would then delete itself
1253 * and pass control back to ClientHttpRequest when all callouts
1256 * This caused some problems for ICAP because we want to make the
1257 * ICAP callout after checking ACLs, but before checking the no_cache
1258 * list. We can't stuff the ICAP state into the ClientRequestContext
1259 * class because we still need the ICAP state after ClientRequestContext
1262 * Note that ClientRequestContext is created before the first call
1265 * If one of the callouts notices that ClientHttpRequest is no
1266 * longer valid, it should call cbdataReferenceDone() so that
1267 * ClientHttpRequest's reference count goes to zero and it will get
1268 * deleted. ClientHttpRequest will then delete ClientRequestContext.
1270 * Note that we set the _done flags here before actually starting
1271 * the callout. This is strictly for convenience.
1274 extern int aclMapTOS (acl_tos
* head
, ACLChecklist
* ch
);
1277 ClientHttpRequest::doCallouts()
1279 assert(calloutContext
);
1281 /*Save the original request for logging purposes*/
1282 if (!calloutContext
->http
->al
.request
)
1283 calloutContext
->http
->al
.request
= HTTPMSGLOCK(request
);
1285 if (!calloutContext
->http_access_done
) {
1286 debugs(83, 3, HERE
<< "Doing calloutContext->clientAccessCheck()");
1287 calloutContext
->http_access_done
= true;
1288 calloutContext
->clientAccessCheck();
1293 if (!calloutContext
->adaptation_acl_check_done
) {
1294 calloutContext
->adaptation_acl_check_done
= true;
1295 if (Adaptation::AccessCheck::Start(
1296 Adaptation::methodReqmod
, Adaptation::pointPreCache
,
1297 request
, NULL
, adaptationAclCheckDoneWrapper
, calloutContext
))
1298 return; // will call callback
1302 if (!calloutContext
->redirect_done
) {
1303 calloutContext
->redirect_done
= true;
1304 assert(calloutContext
->redirect_state
== REDIRECT_NONE
);
1306 if (Config
.Program
.redirect
) {
1307 debugs(83, 3, HERE
<< "Doing calloutContext->clientRedirectStart()");
1308 calloutContext
->redirect_state
= REDIRECT_PENDING
;
1309 calloutContext
->clientRedirectStart();
1314 if (!calloutContext
->adapted_http_access_done
) {
1315 debugs(83, 3, HERE
<< "Doing calloutContext->clientAccessCheck2()");
1316 calloutContext
->adapted_http_access_done
= true;
1317 calloutContext
->clientAccessCheck2();
1321 if (!calloutContext
->interpreted_req_hdrs
) {
1322 debugs(83, 3, HERE
<< "Doing clientInterpretRequestHeaders()");
1323 calloutContext
->interpreted_req_hdrs
= 1;
1324 clientInterpretRequestHeaders(this);
1327 if (!calloutContext
->no_cache_done
) {
1328 calloutContext
->no_cache_done
= true;
1330 if (Config
.accessList
.noCache
&& request
->flags
.cachable
) {
1331 debugs(83, 3, HERE
<< "Doing calloutContext->checkNoCache()");
1332 calloutContext
->checkNoCache();
1337 if (!calloutContext
->clientside_tos_done
) {
1338 calloutContext
->clientside_tos_done
= true;
1339 if (getConn() != NULL
) {
1340 ACLFilledChecklist
ch(NULL
, request
, NULL
);
1341 ch
.src_addr
= request
->client_addr
;
1342 ch
.my_addr
= request
->my_addr
;
1343 int tos
= aclMapTOS(Config
.accessList
.clientside_tos
, &ch
);
1345 comm_set_tos(getConn()->fd
, tos
);
1349 cbdataReferenceDone(calloutContext
->http
);
1350 delete calloutContext
;
1351 calloutContext
= NULL
;
1354 headersLog(0, 1, request
->method
, request
);
1357 debugs(83, 3, HERE
<< "calling processRequest()");
1361 Adaptation::Icap::History::Pointer ih
= request
->icapHistory();
1363 ih
->logType
= logType
;
1367 #ifndef _USE_INLINE_
1368 #include "client_side_request.cci"
1372 /// Initiate an asynchronous adaptation transaction which will call us back.
1374 ClientHttpRequest::startAdaptation(const Adaptation::ServiceGroupPointer
&g
)
1376 debugs(85, 3, HERE
<< "adaptation needed for " << this);
1377 assert(!virginHeadSource
);
1378 assert(!adaptedBodySource
);
1379 virginHeadSource
= initiateAdaptation(
1380 new Adaptation::Iterator(this, request
, NULL
, g
));
1382 // we could try to guess whether we can bypass this adaptation
1383 // initiation failure, but it should not really happen
1384 assert(virginHeadSource
!= NULL
); // Must, really
1388 ClientHttpRequest::noteAdaptationAnswer(HttpMsg
*msg
)
1390 assert(cbdataReferenceValid(this)); // indicates bug
1393 if (HttpRequest
*new_req
= dynamic_cast<HttpRequest
*>(msg
)) {
1395 * Replace the old request with the new request.
1397 HTTPMSGUNLOCK(request
);
1398 request
= HTTPMSGLOCK(new_req
);
1400 * Store the new URI for logging
1403 uri
= xstrdup(urlCanonical(request
));
1404 setLogUri(this, urlCanonicalClean(request
));
1405 assert(request
->method
.id());
1406 } else if (HttpReply
*new_rep
= dynamic_cast<HttpReply
*>(msg
)) {
1407 debugs(85,3,HERE
<< "REQMOD reply is HTTP reply");
1409 // subscribe to receive reply body
1410 if (new_rep
->body_pipe
!= NULL
) {
1411 adaptedBodySource
= new_rep
->body_pipe
;
1412 int consumer_ok
= adaptedBodySource
->setConsumerIfNotLate(this);
1413 assert(consumer_ok
);
1416 clientStreamNode
*node
= (clientStreamNode
*)client_stream
.tail
->prev
->data
;
1417 clientReplyContext
*repContext
= dynamic_cast<clientReplyContext
*>(node
->data
.getRaw());
1418 repContext
->createStoreEntry(request
->method
, request
->flags
);
1420 EBIT_CLR(storeEntry()->flags
, ENTRY_FWD_HDR_WAIT
);
1421 request_satisfaction_mode
= true;
1422 request_satisfaction_offset
= 0;
1423 storeEntry()->replaceHttpReply(new_rep
);
1424 storeEntry()->timestampsSet();
1426 if (!adaptedBodySource
) // no body
1427 storeEntry()->complete();
1428 clientGetMoreData(node
, this);
1431 // we are done with getting headers (but may be receiving body)
1432 clearAdaptation(virginHeadSource
);
1434 if (!request_satisfaction_mode
)
1439 ClientHttpRequest::noteAdaptationQueryAbort(bool final
)
1441 clearAdaptation(virginHeadSource
);
1442 assert(!adaptedBodySource
);
1443 handleAdaptationFailure(!final
);
1447 ClientHttpRequest::noteMoreBodyDataAvailable(BodyPipe::Pointer
)
1449 assert(request_satisfaction_mode
);
1450 assert(adaptedBodySource
!= NULL
);
1452 if (const size_t contentSize
= adaptedBodySource
->buf().contentSize()) {
1453 BodyPipeCheckout
bpc(*adaptedBodySource
);
1454 const StoreIOBuffer
ioBuf(&bpc
.buf
, request_satisfaction_offset
);
1455 storeEntry()->write(ioBuf
);
1456 // assume can write everything
1457 request_satisfaction_offset
+= contentSize
;
1458 bpc
.buf
.consume(contentSize
);
1462 if (adaptedBodySource
->exhausted())
1463 endRequestSatisfaction();
1464 // else wait for more body data
1468 ClientHttpRequest::noteBodyProductionEnded(BodyPipe::Pointer
)
1470 assert(!virginHeadSource
);
1471 if (adaptedBodySource
!= NULL
) { // did not end request satisfaction yet
1472 // We do not expect more because noteMoreBodyDataAvailable always
1473 // consumes everything. We do not even have a mechanism to consume
1474 // leftovers after noteMoreBodyDataAvailable notifications seize.
1475 assert(adaptedBodySource
->exhausted());
1476 endRequestSatisfaction();
1481 ClientHttpRequest::endRequestSatisfaction()
1483 debugs(85,4, HERE
<< this << " ends request satisfaction");
1484 assert(request_satisfaction_mode
);
1485 stopConsumingFrom(adaptedBodySource
);
1487 // TODO: anything else needed to end store entry formation correctly?
1488 storeEntry()->complete();
1492 ClientHttpRequest::noteBodyProducerAborted(BodyPipe::Pointer
)
1494 assert(!virginHeadSource
);
1495 stopConsumingFrom(adaptedBodySource
);
1496 handleAdaptationFailure();
1500 ClientHttpRequest::handleAdaptationFailure(bool bypassable
)
1502 debugs(85,3, HERE
<< "handleAdaptationFailure(" << bypassable
<< ")");
1504 const bool usedStore
= storeEntry() && !storeEntry()->isEmpty();
1505 const bool usedPipe
= request
->body_pipe
!= NULL
&&
1506 request
->body_pipe
->consumedSize() > 0;
1508 if (bypassable
&& !usedStore
&& !usedPipe
) {
1509 debugs(85,3, HERE
<< "ICAP REQMOD callout failed, bypassing: " << calloutContext
);
1515 debugs(85,3, HERE
<< "ICAP REQMOD callout failed, responding with error");
1517 clientStreamNode
*node
= (clientStreamNode
*)client_stream
.tail
->prev
->data
;
1518 clientReplyContext
*repContext
= dynamic_cast<clientReplyContext
*>(node
->data
.getRaw());
1521 // The original author of the code also wanted to pass an errno to
1522 // setReplyToError, but it seems unlikely that the errno reflects the
1523 // true cause of the error at this point, so I did not pass it.
1526 ConnStateData
* c
= getConn();
1527 repContext
->setReplyToError(ERR_ICAP_FAILURE
, HTTP_INTERNAL_SERVER_ERROR
,
1528 request
->method
, NULL
,
1529 (c
!= NULL
? c
->peer
: noAddr
), request
, NULL
,
1530 (c
!= NULL
&& c
->auth_user_request
?
1531 c
->auth_user_request
: request
->auth_user_request
));
1533 node
= (clientStreamNode
*)client_stream
.tail
->data
;
1534 clientStreamRead(node
, this, node
->readBuffer
);