]>
git.ipfire.org Git - thirdparty/squid.git/blob - src/errorpage.cc
5 * DEBUG: section 4 Error Generation
6 * AUTHOR: Duane Wessels
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.
37 #include "errorpage.h"
38 #include "auth/UserRequest.h"
39 #include "SquidTime.h"
41 #include "HttpReply.h"
42 #include "HttpRequest.h"
43 #include "MemObject.h"
46 #include "URLScheme.h"
50 \defgroup ErrorPageInternal Error Page Internals
53 \section Abstract Abstract:
54 * These routines are used to generate error messages to be
55 * sent to clients. The error type is used to select between
56 * the various message formats. (formats are stored in the
57 * Config.errorDirectory)
61 #ifndef DEFAULT_SQUID_ERROR_DIR
62 /** Where to look for errors if config path fails.
63 \note Please use ./configure --datadir=/path instead of patching
65 #define DEFAULT_SQUID_ERROR_DIR DEFAULT_SQUID_DATA_DIR"/errors"
68 /// \ingroup ErrorPageInternal
69 CBDATA_CLASS_INIT(ErrorState
);
73 /// \ingroup ErrorPageInternal
77 } ErrorDynamicPageInfo
;
79 /* local constant and vars */
82 \ingroup ErrorPageInternal
84 \note hard coded error messages are not appended with %S
85 * automagically to give you more control on the format
88 int type
; /* and page_id */
98 "<div id=\"footer\">\n"
99 "Generated %T by %h (%s)\n"
109 /// \ingroup ErrorPageInternal
110 static Vector
<ErrorDynamicPageInfo
*> ErrorDynamicPages
;
112 /* local prototypes */
114 /// \ingroup ErrorPageInternal
115 static const int error_hard_text_count
= sizeof(error_hard_text
) / sizeof(*error_hard_text
);
117 /// \ingroup ErrorPageInternal
118 static char **error_text
= NULL
;
120 /// \ingroup ErrorPageInternal
121 static int error_page_count
= 0;
123 /// \ingroup ErrorPageInternal
124 static MemBuf error_stylesheet
;
126 static char *errorTryLoadText(const char *page_name
, const char *dir
, bool silent
= false);
127 static char *errorLoadText(const char *page_name
);
128 static const char *errorFindHardText(err_type type
);
129 static ErrorDynamicPageInfo
*errorDynamicPageInfoCreate(int id
, const char *page_name
);
130 static void errorDynamicPageInfoDestroy(ErrorDynamicPageInfo
* info
);
131 static IOCB errorSendComplete
;
134 /// \ingroup ErrorPageInternal
135 err_type
&operator++ (err_type
&anErr
)
137 int tmp
= (int)anErr
;
138 anErr
= (err_type
)(++tmp
);
142 /// \ingroup ErrorPageInternal
143 int operator - (err_type
const &anErr
, err_type
const &anErr2
)
145 return (int)anErr
- (int)anErr2
;
149 errorInitialize(void)
153 error_page_count
= ERR_MAX
+ ErrorDynamicPages
.size();
154 error_text
= static_cast<char **>(xcalloc(error_page_count
, sizeof(char *)));
156 for (i
= ERR_NONE
, ++i
; i
< error_page_count
; ++i
) {
157 safe_free(error_text
[i
]);
159 if ((text
= errorFindHardText(i
))) {
161 * Index any hard-coded error text into defaults.
163 error_text
[i
] = xstrdup(text
);
165 } else if (i
< ERR_MAX
) {
167 * Index precompiled fixed template files from one of two sources:
168 * (a) default language translation directory (error_default_language)
169 * (b) admin specified custom directory (error_directory)
171 error_text
[i
] = errorLoadText(err_type_str
[i
]);
175 * Index any unknown file names used by deny_info.
177 ErrorDynamicPageInfo
*info
= ErrorDynamicPages
.items
[i
- ERR_MAX
];
178 assert(info
&& info
->id
== i
&& info
->page_name
);
180 if (strchr(info
->page_name
, ':') == NULL
) {
181 /** But only if they are not redirection URL. */
182 error_text
[i
] = errorLoadText(info
->page_name
);
187 error_stylesheet
.reset();
189 // look for and load stylesheet into global MemBuf for it.
190 if (Config
.errorStylesheet
) {
191 char *temp
= errorTryLoadText(Config
.errorStylesheet
,NULL
);
193 error_stylesheet
.Printf("%s",temp
);
205 for (i
= ERR_NONE
+ 1; i
< error_page_count
; i
++)
206 safe_free(error_text
[i
]);
208 safe_free(error_text
);
211 while (ErrorDynamicPages
.size())
212 errorDynamicPageInfoDestroy(ErrorDynamicPages
.pop_back());
214 error_page_count
= 0;
217 /// \ingroup ErrorPageInternal
219 errorFindHardText(err_type type
)
223 for (i
= 0; i
< error_hard_text_count
; i
++)
224 if (error_hard_text
[i
].type
== type
)
225 return error_hard_text
[i
].text
;
231 * \ingroup ErrorPageInternal
233 * Load into the in-memory error text Index a file probably available at:
234 * (a) admin specified custom directory (error_directory)
235 * (b) default language translation directory (error_default_language)
236 * (c) English sub-directory where errors should ALWAYS exist
239 errorLoadText(const char *page_name
)
243 /** test error_directory configured location */
244 if (Config
.errorDirectory
)
245 text
= errorTryLoadText(page_name
, Config
.errorDirectory
);
248 /** test error_default_language location */
249 if (!text
&& Config
.errorDefaultLanguage
) {
251 snprintf(dir
,256,"%s/%s", DEFAULT_SQUID_ERROR_DIR
, Config
.errorDefaultLanguage
);
252 text
= errorTryLoadText(page_name
, dir
);
254 debugs(1, DBG_CRITICAL
, "Unable to load default error language files. Reset to backups.");
259 /* test default location if failed (templates == English translation base templates) */
261 text
= errorTryLoadText(page_name
, DEFAULT_SQUID_ERROR_DIR
"/templates");
264 /* giving up if failed */
266 fatal("failed to find or read error text file.");
271 /// \ingroup ErrorPageInternal
273 errorTryLoadText(const char *page_name
, const char *dir
, bool silent
)
276 char path
[MAXPATHLEN
];
282 // maybe received compound parts, maybe an absolute page_name and no dir
284 snprintf(path
, sizeof(path
), "%s/%s", dir
, page_name
);
286 snprintf(path
, sizeof(path
), "%s", page_name
);
288 fd
= file_open(path
, O_RDONLY
| O_TEXT
);
291 /* with dynamic locale negotiation we may see some failures before a success. */
293 debugs(4, DBG_CRITICAL
, HERE
<< "'" << path
<< "': " << xstrerror());
299 while ((len
= FD_READ_METHOD(fd
, buf
, sizeof(buf
))) > 0) {
300 textbuf
.append(buf
, len
);
304 debugs(4, DBG_CRITICAL
, HERE
<< "failed to fully read: '" << path
<< "': " << xstrerror());
309 /* Shrink memory size down to exact size. MemBuf has a tencendy
310 * to be rather large..
312 text
= xstrdup(textbuf
.buf
);
319 /// \ingroup ErrorPageInternal
320 static ErrorDynamicPageInfo
*
321 errorDynamicPageInfoCreate(int id
, const char *page_name
)
323 ErrorDynamicPageInfo
*info
= new ErrorDynamicPageInfo
;
325 info
->page_name
= xstrdup(page_name
);
329 /// \ingroup ErrorPageInternal
331 errorDynamicPageInfoDestroy(ErrorDynamicPageInfo
* info
)
334 safe_free(info
->page_name
);
338 /// \ingroup ErrorPageInternal
340 errorPageId(const char *page_name
)
342 for (int i
= 0; i
< ERR_MAX
; i
++) {
343 if (strcmp(err_type_str
[i
], page_name
) == 0)
347 for (size_t j
= 0; j
< ErrorDynamicPages
.size(); j
++) {
348 if (strcmp(ErrorDynamicPages
.items
[j
]->page_name
, page_name
) == 0)
356 errorReservePageId(const char *page_name
)
358 ErrorDynamicPageInfo
*info
;
359 int id
= errorPageId(page_name
);
361 if (id
== ERR_NONE
) {
362 info
= errorDynamicPageInfoCreate(ERR_MAX
+ ErrorDynamicPages
.size(), page_name
);
363 ErrorDynamicPages
.push_back(info
);
370 /// \ingroup ErrorPageInternal
372 errorPageName(int pageId
)
374 if (pageId
>= ERR_NONE
&& pageId
< ERR_MAX
) /* common case */
375 return err_type_str
[pageId
];
377 if (pageId
>= ERR_MAX
&& pageId
- ERR_MAX
< (ssize_t
)ErrorDynamicPages
.size())
378 return ErrorDynamicPages
.items
[pageId
- ERR_MAX
]->page_name
;
380 return "ERR_UNKNOWN"; /* should not happen */
384 errorCon(err_type type
, http_status status
, HttpRequest
* request
)
386 ErrorState
*err
= new ErrorState
;
387 err
->page_id
= type
; /* has to be reset manually if needed */
388 err
->err_language
= NULL
;
390 err
->httpStatus
= status
;
392 if (request
!= NULL
) {
393 err
->request
= HTTPMSGLOCK(request
);
394 err
->src_addr
= request
->client_addr
;
401 errorAppendEntry(StoreEntry
* entry
, ErrorState
* err
)
403 assert(entry
->mem_obj
!= NULL
);
404 assert (entry
->isEmpty());
405 debugs(4, 4, "Creating an error page for entry " << entry
<<
406 " with errorstate " << err
<<
407 " page id " << err
->page_id
);
409 if (entry
->store_status
!= STORE_PENDING
) {
410 debugs(4, 2, "Skipping error page due to store_status: " << entry
->store_status
);
412 * If the entry is not STORE_PENDING, then no clients
413 * care about it, and we don't need to generate an
416 assert(EBIT_TEST(entry
->flags
, ENTRY_ABORTED
));
417 assert(entry
->mem_obj
->nclients
== 0);
422 if (err
->page_id
== TCP_RESET
) {
424 debugs(4, 2, "RSTing this reply");
425 err
->request
->flags
.setResetTCP();
431 entry
->replaceHttpReply( err
->BuildHttpReply() );
432 EBIT_CLR(entry
->flags
, ENTRY_FWD_HDR_WAIT
);
435 entry
->negativeCache();
436 entry
->releaseRequest();
442 errorSend(int fd
, ErrorState
* err
)
445 debugs(4, 3, "errorSend: FD " << fd
<< ", err=" << err
);
448 * ugh, this is how we make sure error codes get back to
449 * the client side for logging and error tracking.
453 err
->request
->errType
= err
->type
;
455 /* moved in front of errorBuildBuf @?@ */
456 err
->flags
.flag_cbdata
= 1;
458 rep
= err
->BuildHttpReply();
460 comm_write_mbuf(fd
, rep
->pack(), errorSendComplete
, err
);
466 \ingroup ErrorPageAPI
468 * Called by commHandleWrite() after data has been written
469 * to the client socket.
471 \note If there is a callback, the callback is responsible for
472 * closeing the FD, otherwise we do it ourseves.
475 errorSendComplete(int fd
, char *bufnotused
, size_t size
, comm_err_t errflag
, int xerrno
, void *data
)
477 ErrorState
*err
= static_cast<ErrorState
*>(data
);
478 debugs(4, 3, "errorSendComplete: FD " << fd
<< ", size=" << size
);
480 if (errflag
!= COMM_ERR_CLOSING
) {
482 debugs(4, 3, "errorSendComplete: callback");
483 err
->callback(fd
, err
->callback_data
, size
);
486 debugs(4, 3, "errorSendComplete: comm_close");
494 errorStateFree(ErrorState
* err
)
496 HTTPMSGUNLOCK(err
->request
);
497 safe_free(err
->redirect_url
);
499 safe_free(err
->dnsserver_msg
);
500 safe_free(err
->request_hdrs
);
501 wordlistDestroy(&err
->ftp
.server_msg
);
502 safe_free(err
->ftp
.request
);
503 safe_free(err
->ftp
.reply
);
504 AUTHUSERREQUESTUNLOCK(err
->auth_user_request
, "errstate");
505 safe_free(err
->err_msg
);
507 if (err
->err_language
!= Config
.errorDefaultLanguage
)
509 safe_free(err
->err_language
);
514 ErrorState::Dump(MemBuf
* mb
)
517 const char *p
= NULL
; /* takes priority over mb if set */
518 char ntoabuf
[MAX_IPSTRLEN
];
521 /* email subject line */
522 str
.Printf("CacheErrorInfo - %s", errorPageName(type
));
523 mb
->Printf("?subject=%s", rfc1738_escape_part(str
.buf
));
526 str
.Printf("CacheHost: %s\r\n", getMyHostname());
528 str
.Printf("ErrPage: %s\r\n", errorPageName(type
));
531 str
.Printf("Err: (%d) %s\r\n", xerrno
, strerror(xerrno
));
533 str
.Printf("Err: [none]\r\n");
536 if (auth_user_request
->denyMessage())
537 str
.Printf("Auth ErrMsg: %s\r\n", auth_user_request
->denyMessage());
540 str
.Printf("DNS Server ErrMsg: %s\r\n", dnsserver_msg
);
544 str
.Printf("TimeStamp: %s\r\n\r\n", mkrfc1123(squid_curtime
));
547 str
.Printf("ClientIP: %s\r\n", src_addr
.NtoA(ntoabuf
,MAX_IPSTRLEN
));
549 if (request
&& request
->hier
.host
) {
550 str
.Printf("ServerIP: %s\r\n", request
->hier
.host
);
555 str
.Printf("HTTP Request:\r\n");
557 if (NULL
!= request
) {
559 String urlpath_or_slash
;
561 if (request
->urlpath
.size() != 0)
562 urlpath_or_slash
= request
->urlpath
;
564 urlpath_or_slash
= "/";
566 str
.Printf("%s " SQUIDSTRINGPH
" HTTP/%d.%d\n",
567 RequestMethodStr(request
->method
),
568 SQUIDSTRINGPRINT(urlpath_or_slash
),
569 request
->http_ver
.major
, request
->http_ver
.minor
);
570 packerToMemInit(&p
, &str
);
571 request
->header
.packInto(&p
);
573 } else if (request_hdrs
) {
583 str
.Printf("FTP Request: %s\r\n", ftp
.request
);
584 str
.Printf("FTP Reply: %s\r\n", ftp
.reply
);
585 str
.Printf("FTP Msg: ");
586 wordlistCat(ftp
.server_msg
, &str
);
591 mb
->Printf("&body=%s", rfc1738_escape_part(str
.buf
));
596 /// \ingroup ErrorPageInternal
597 #define CVT_BUF_SZ 512
600 ErrorState::Convert(char token
)
603 const char *p
= NULL
; /* takes priority over mb if set */
605 char ntoabuf
[MAX_IPSTRLEN
];
613 if (request
&& request
->auth_user_request
)
614 p
= request
->auth_user_request
->username();
622 p
= request
? ftpUrlWith2f(request
) : "[no URL]";
627 p
= errorPageName(type
);
632 mb
.Printf("%d", xerrno
);
639 mb
.Printf("(%d) %s", xerrno
, strerror(xerrno
));
641 mb
.Printf("[No Error]");
646 /* FTP REQUEST LINE */
664 /* FTP SERVER MESSAGE */
665 wordlistCat(ftp
.server_msg
, &mb
);
670 mb
.Printf("%s", getMyHostname());
676 if (request
->hier
.host
)
677 p
= request
->hier
.host
;
679 p
= request
->GetHost();
681 p
= "[unknown host]";
686 mb
.Printf("%s", src_addr
.NtoA(ntoabuf
,MAX_IPSTRLEN
));
691 if (request
&& request
->hier
.host
) {
692 mb
.Printf("%s", request
->hier
.host
);
699 mb
.append(error_stylesheet
.content(), error_stylesheet
.contentSize());
704 if (Config
.errHtmlText
) {
705 mb
.Printf("%s", Config
.errHtmlText
);
708 p
= "[not available]";
713 p
= auth_user_request
->denyMessage("[not available]");
718 p
= request
? RequestMethodStr(request
->method
) : "[unknown method]";
723 p
= external_acl_message
? external_acl_message
: "[not available]";
729 mb
.Printf("%d", (int) request
->port
);
731 p
= "[unknown port]";
737 p
= request
? ProtocolStr
[request
->protocol
] : "[unknown protocol]";
742 if (NULL
!= request
) {
744 String urlpath_or_slash
;
746 if (request
->urlpath
.size() != 0)
747 urlpath_or_slash
= request
->urlpath
;
749 urlpath_or_slash
= "/";
751 mb
.Printf("%s " SQUIDSTRINGPH
" HTTP/%d.%d\n",
752 RequestMethodStr(request
->method
),
753 SQUIDSTRINGPRINT(urlpath_or_slash
),
754 request
->http_ver
.major
, request
->http_ver
.minor
);
755 packerToMemInit(&p
, &mb
);
756 request
->header
.packInto(&p
);
758 } else if (request_hdrs
) {
767 p
= visible_appname_string
;
771 /* signature may contain %-escapes, recursion */
773 if (page_id
!= ERR_SQUID_SIGNATURE
) {
774 const int saved_id
= page_id
;
775 page_id
= ERR_SQUID_SIGNATURE
;
776 MemBuf
*sign_mb
= BuildContent();
777 mb
.Printf("%s", sign_mb
->content());
783 /* wow, somebody put %S into ERR_SIGNATURE, stop recursion */
790 mb
.Printf("%s", mkhttpdlogtime(&squid_curtime
));
794 mb
.Printf("%s", mkrfc1123(squid_curtime
));
798 p
= request
? urlCanonicalClean(request
) : url
? url
: "[no URL]";
802 p
= request
? urlCanonical(request
) : url
? url
: "[no URL]";
807 if (Config
.adminEmail
)
808 mb
.Printf("%s", Config
.adminEmail
);
815 if (Config
.adminEmail
&& Config
.onoff
.emailErrData
)
842 mb
.Printf("%%%c", token
);
850 p
= mb
.buf
; /* do not use mb after this assignment! */
854 debugs(4, 3, "errorConvert: %%" << token
<< " --> '" << p
<< "'" );
863 ErrorState::BuildHttpReply()
865 HttpReply
*rep
= new HttpReply
;
866 const char *name
= errorPageName(page_id
);
867 /* no LMT for error pages; error pages expire immediately */
868 HttpVersion
version(1, 0);
870 if (strchr(name
, ':')) {
872 rep
->setHeaders(version
, HTTP_MOVED_TEMPORARILY
, NULL
, "text/html", 0, 0, squid_curtime
);
875 char *quoted_url
= rfc1738_escape_part(urlCanonical(request
));
876 httpHeaderPutStrf(&rep
->header
, HDR_LOCATION
, name
, quoted_url
);
879 httpHeaderPutStrf(&rep
->header
, HDR_X_SQUID_ERROR
, "%d %s", httpStatus
, "Access Denied");
881 MemBuf
*content
= BuildContent();
882 rep
->setHeaders(version
, httpStatus
, NULL
, "text/html", content
->contentSize(), 0, squid_curtime
);
884 * include some information for downstream caches. Implicit
885 * replaceable content. This isn't quite sufficient. xerrno is not
886 * necessarily meaningful to another system, so we really should
887 * expand it. Additionally, we should identify ourselves. Someone
888 * might want to know. Someone _will_ want to know OTOH, the first
889 * X-CACHE-MISS entry should tell us who.
891 httpHeaderPutStrf(&rep
->header
, HDR_X_SQUID_ERROR
, "%s %d", name
, xerrno
);
895 * If error page auto-negotiate is enabled in any way, send the Vary.
896 * RFC 2616 section 13.6 and 14.44 says MAY and SHOULD do this.
897 * We have even better reasons though:
898 * see http://wiki.squid-cache.org/KnowledgeBase/VaryNotCaching
900 if (!Config
.errorDirectory
) {
901 /* We 'negotiated' this ONLY from the Accept-Language. */
902 rep
->header
.delById(HDR_VARY
);
903 rep
->header
.putStr(HDR_VARY
, "Accept-Language");
906 /* add the Content-Language header according to RFC section 14.12 */
908 rep
->header
.putStr(HDR_CONTENT_LANGUAGE
, err_language
);
910 #endif /* USE_ERROR_LOCALES */
912 /* default templates are in English */
913 /* language is known unless error_directory override used */
914 if (!Config
.errorDirectory
)
915 rep
->header
.putStr(HDR_CONTENT_LANGUAGE
, "en");
918 httpBodySet(&rep
->body
, content
);
919 /* do not memBufClean() or delete the content, it was absorbed by httpBody */
926 ErrorState::BuildContent()
928 MemBuf
*content
= new MemBuf
;
929 const char *m
= NULL
;
933 assert(page_id
> ERR_NONE
&& page_id
< error_page_count
);
940 /** error_directory option in squid.conf overrides translations.
941 * Otherwise locate the Accept-Language header
943 if (!Config
.errorDirectory
&& request
&& request
->header
.getList(HDR_ACCEPT_LANGUAGE
, &hdr
) ) {
945 size_t pos
= 0; // current parsing position in header string
946 char *reset
= NULL
; // where to reset the p pointer for each new tag file
949 /* prep the directory path string to prevent snprintf ... */
950 l
= strlen(DEFAULT_SQUID_ERROR_DIR
);
951 memcpy(dir
, DEFAULT_SQUID_ERROR_DIR
, l
);
953 reset
= dt
= dir
+ l
;
955 debugs(4, 6, HERE
<< "Testing Header: '" << hdr
<< "'");
957 while ( pos
< hdr
.size() ) {
960 * Header value format:
961 * - sequence of whitespace delimited tags
962 * - each tag may suffix with ';'.* which we can ignore.
963 * - IFF a tag contains only two characters we can wildcard ANY translations matching: <it> '-'? .*
964 * with preference given to an exact match.
966 while (pos
< hdr
.size() && hdr
[pos
] != ';' && hdr
[pos
] != ',' && !xisspace(hdr
[pos
]) && dt
< (dir
+256) ) {
967 *dt
++ = xtolower(hdr
[pos
++]);
969 *dt
++ = '\0'; // nul-terminated the filename content string before system use.
971 debugs(4, 9, HERE
<< "STATE: dt='" << dt
<< "', reset='" << reset
<< "', reset[1]='" << reset
[1] << "', pos=" << pos
<< ", buf='" << hdr
.substr(pos
,hdr
.size()) << "'");
973 /* if we found anything we might use, try it. */
974 if (*reset
!= '\0') {
976 debugs(4, 6, HERE
<< "Found language '" << reset
<< "', testing for available template in: '" << dir
<< "'");
977 m
= errorTryLoadText( err_type_str
[page_id
], dir
, false);
980 /* store the language we found for the Content-Language reply header */
981 err_language
= xstrdup(reset
);
983 } else if (Config
.errorLogMissingLanguages
) {
984 debugs(4, DBG_IMPORTANT
, "WARNING: Error Pages Missing Language: " << reset
);
988 if ( (dt
- reset
) == 2) {
989 /* TODO glob the error directory for sub-dirs matching: <tag> '-*' */
990 /* use first result. */
991 debugs(4,2, HERE
<< "wildcard fallback errors not coded yet.");
996 dt
= reset
; // reset for next tag testing. we replace the failed name instead of cloning.
998 // IFF we terminated the tag on ';' we need to skip the 'q=' bit to the next ',' or end.
999 while (pos
< hdr
.size() && hdr
[pos
] != ',') pos
++;
1000 if (hdr
[pos
] == ',') pos
++;
1003 #endif /* USE_ERR_LOCALES */
1006 * If client-specific error templates are not enabled or available.
1007 * fall back to the old style squid.conf settings.
1010 m
= error_text
[page_id
];
1012 if (!Config
.errorDirectory
)
1013 err_language
= Config
.errorDefaultLanguage
;
1015 debugs(4, 2, HERE
<< "No existing error page language negotiated for " << errorPageName(page_id
) << ". Using default error file.");
1021 while ((p
= strchr(m
, '%'))) {
1022 content
->append(m
, p
- m
); /* copy */
1023 t
= Convert(*++p
); /* convert */
1024 content
->Printf("%s", t
); /* copy */
1025 m
= p
+ 1; /* advance */
1029 content
->Printf("%s", m
); /* copy tail */
1031 assert((size_t)content
->contentSize() == strlen(content
->content()));