-const char cgisimple_rcs[] = "$Id: cgisimple.c,v 2.2 2002/12/28 03:58:19 david__schmidt Exp $";
-/*********************************************************************
- *
- * File : $Source: /cvsroot/ijbswa/current/src/cgisimple.c,v $
- *
- * Purpose : Simple CGIs to get information about Privoxy's
- * status.
- *
- * Functions declared include:
- *
- *
- * Copyright : Written by and Copyright (C) 2001 the SourceForge
- * Privoxy team. http://www.privoxy.org/
- *
- * Based on the Internet Junkbuster originally written
- * by and Copyright (C) 1997 Anonymous Coders and
- * Junkbusters Corporation. http://www.junkbusters.com
- *
- * This program is free software; you can redistribute it
- * and/or modify it under the terms of the GNU General
- * Public License as published by the Free Software
- * Foundation; either version 2 of the License, or (at
- * your option) any later version.
- *
- * This program is distributed in the hope that it will
- * be useful, but WITHOUT ANY WARRANTY; without even the
- * implied warranty of MERCHANTABILITY or FITNESS FOR A
- * PARTICULAR PURPOSE. See the GNU General Public
- * License for more details.
- *
- * The GNU General Public License should be included with
- * this file. If not, you can view it at
- * http://www.gnu.org/copyleft/gpl.html
- * or write to the Free Software Foundation, Inc., 59
- * Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- *
- * Revisions :
- * $Log: cgisimple.c,v $
- * Revision 2.2 2002/12/28 03:58:19 david__schmidt
- * Initial drop of dashboard instrumentation - enabled with
- * --enable-activity-console
- *
- * Revision 2.1 2002/07/04 14:35:05 oes
- * Added ability to send redirects to send-banner CGI, so that it can completely mimic the image blocking action if called with type=auto
- *
- * Revision 2.0 2002/06/04 14:34:21 jongfoster
- * Moving source files to src/
- *
- * Revision 1.35 2002/05/12 21:44:44 jongfoster
- * Adding amiga.[ch] revision information, if on an amiga.
- *
- * Revision 1.34 2002/04/30 12:06:12 oes
- * Deleted unused code from default_cgi
- *
- * Revision 1.33 2002/04/30 11:14:52 oes
- * Made csp the first parameter in *action_to_html
- *
- * Revision 1.32 2002/04/26 18:29:13 jongfoster
- * Fixing this Visual C++ warning:
- * cgisimple.c(775) : warning C4018: '<' : signed/unsigned mismatch
- *
- * Revision 1.31 2002/04/26 12:54:36 oes
- * - Kill obsolete REDIRECT_URL code
- * - Error handling fixes
- * - Style sheet related HTML snipplet changes
- * - cgi_show_url_info:
- * - Matches now in table, actions on single lines,
- * linked to help
- * - standard.action suppressed
- * - Buttons to View and Edit AFs
- *
- * Revision 1.30 2002/04/24 02:18:08 oes
- * - show-status is now the starting point for editing
- * the actions files, generate list of all AFs with buttons
- * for viewing and editing, new look for file list (Jon:
- * buttons now aligned ;-P ), view mode now supports multiple
- * AFs, name changes, no view links for unspecified files,
- * no edit link for standard.action.
- *
- * - Jon's multiple AF patch: cgi_show_url_info now uses all
- * AFs and marks the output accordingly
- *
- * Revision 1.29 2002/04/10 13:38:35 oes
- * load_template signature changed
- *
- * Revision 1.28 2002/04/07 15:42:12 jongfoster
- * Fixing send-banner?type=auto when the image-blocker is
- * a redirect to send-banner
- *
- * Revision 1.27 2002/04/05 15:50:48 oes
- * added send-stylesheet CGI
- *
- * Revision 1.26 2002/04/04 00:36:36 gliptak
- * always use pcre for matching
- *
- * Revision 1.25 2002/04/03 22:28:03 gliptak
- * Removed references to gnu_regex
- *
- * Revision 1.24 2002/04/02 16:12:47 oes
- * Fix: moving misplaced lines into #ifdef FEATURE_FORCE
- *
- * Revision 1.23 2002/03/26 22:29:54 swa
- * we have a new homepage!
- *
- * Revision 1.22 2002/03/24 16:18:15 jongfoster
- * Removing old logo
- *
- * Revision 1.21 2002/03/24 15:23:33 jongfoster
- * Name changes
- *
- * Revision 1.20 2002/03/24 13:25:43 swa
- * name change related issues
- *
- * Revision 1.19 2002/03/16 23:54:06 jongfoster
- * Adding graceful termination feature, to help look for memory leaks.
- * If you enable this (which, by design, has to be done by hand
- * editing config.h) and then go to http://i.j.b/die, then the program
- * will exit cleanly after the *next* request. It should free all the
- * memory that was used.
- *
- * Revision 1.18 2002/03/12 01:44:49 oes
- * Changed default for "blocked" image from jb logo to checkboard pattern
- *
- * Revision 1.17 2002/03/08 16:43:18 oes
- * Added choice beween GIF and PNG built-in images
- *
- * Revision 1.16 2002/03/07 03:48:38 oes
- * - Changed built-in images from GIF to PNG
- * (with regard to Unisys patent issue)
- * - Added a 4x4 pattern PNG which is less intrusive
- * than the logo but also clearly marks the deleted banners
- *
- * Revision 1.15 2002/03/06 22:54:35 jongfoster
- * Automated function-comment nitpicking.
- *
- * Revision 1.14 2002/03/02 04:14:50 david__schmidt
- * Clean up a little CRLF unpleasantness that suddenly appeared
- *
- * Revision 1.13 2002/02/21 00:10:37 jongfoster
- * Adding send-banner?type=auto option
- *
- * Revision 1.12 2002/01/23 01:03:32 jongfoster
- * Fixing gcc [CygWin] compiler warnings
- *
- * Revision 1.11 2002/01/23 00:01:04 jongfoster
- * Adding cgi_transparent_gif() for http://i.j.b/t
- * Adding missing html_encode() to many CGI functions.
- * Adding urlmatch.[ch] to http://i.j.b/show-version
- *
- * Revision 1.10 2002/01/17 21:10:37 jongfoster
- * Changes to cgi_show_url_info to use new matching code from urlmatch.c.
- * Also fixing a problem in the same function with improperly quoted URLs
- * in output HTML, and adding code to handle https:// URLs correctly.
- *
- * Revision 1.9 2001/11/30 23:09:15 jongfoster
- * Now reports on FEATURE_CGI_EDIT_ACTIONS
- * Removing FEATURE_DENY_GZIP from template
- *
- * Revision 1.8 2001/11/13 00:14:07 jongfoster
- * Fixing stupid bug now I've figured out what || means.
- * (It always returns 0 or 1, not one of it's paramaters.)
- *
- * Revision 1.7 2001/10/23 21:48:19 jongfoster
- * Cleaning up error handling in CGI functions - they now send back
- * a HTML error page and should never cause a FATAL error. (Fixes one
- * potential source of "denial of service" attacks).
- *
- * CGI actions file editor that works and is actually useful.
- *
- * Ability to toggle JunkBuster remotely using a CGI call.
- *
- * You can turn off both the above features in the main configuration
- * file, e.g. if you are running a multi-user proxy.
- *
- * Revision 1.6 2001/10/14 22:00:32 jongfoster
- * Adding support for a 404 error when an invalid CGI page is requested.
- *
- * Revision 1.5 2001/10/07 15:30:41 oes
- * Removed FEATURE_DENY_GZIP
- *
- * Revision 1.4 2001/10/02 15:31:12 oes
- * Introduced show-request cgi
- *
- * Revision 1.3 2001/09/22 16:34:44 jongfoster
- * Removing unneeded #includes
- *
- * Revision 1.2 2001/09/19 18:01:11 oes
- * Fixed comments; cosmetics
- *
- * Revision 1.1 2001/09/16 17:08:54 jongfoster
- * Moving simple CGI functions from cgi.c to new file cgisimple.c
- *
- *
- **********************************************************************/
-\f
-
-#include "config.h"
-
-#include <stdio.h>
-#include <sys/types.h>
-#include <stdlib.h>
-#include <ctype.h>
-#include <string.h>
-#include <assert.h>
-
-#ifdef _WIN32
-#define snprintf _snprintf
-#endif /* def _WIN32 */
-
-#include "project.h"
-#include "cgi.h"
-#include "cgisimple.h"
-#include "list.h"
-#include "encode.h"
-#include "jcc.h"
-#include "filters.h"
-#include "actions.h"
-#include "miscutil.h"
-#include "loadcfg.h"
-#include "parsers.h"
-#include "urlmatch.h"
-#include "errlog.h"
-
-const char cgisimple_h_rcs[] = CGISIMPLE_H_VERSION;
-
-
-static char *show_rcs(void);
-static jb_err show_defines(struct map *exports);
-
-
-/*********************************************************************
- *
- * Function : cgi_default
- *
- * Description : CGI function that is called for the CGI_SITE_1_HOST
- * and CGI_SITE_2_HOST/CGI_SITE_2_PATH base URLs.
- * Boring - only exports the default exports.
- *
- * Parameters :
- * 1 : csp = Current client state (buffers, headers, etc...)
- * 2 : rsp = http_response data structure for output
- * 3 : parameters = map of cgi parameters
- *
- * CGI Parameters : none
- *
- * Returns : JB_ERR_OK on success
- * JB_ERR_MEMORY on out-of-memory
- *
- *********************************************************************/
-jb_err cgi_default(struct client_state *csp,
- struct http_response *rsp,
- const struct map *parameters)
-{
- struct map *exports;
-
- assert(csp);
- assert(rsp);
-
- if (NULL == (exports = default_exports(csp, "")))
- {
- return JB_ERR_MEMORY;
- }
-
- return template_fill_for_cgi(csp, "default", exports, rsp);
-}
-
-
-/*********************************************************************
- *
- * Function : cgi_error_404
- *
- * Description : CGI function that is called if an unknown action was
- * given.
- *
- * Parameters :
- * 1 : csp = Current client state (buffers, headers, etc...)
- * 2 : rsp = http_response data structure for output
- * 3 : parameters = map of cgi parameters
- *
- * CGI Parameters : none
- *
- * Returns : JB_ERR_OK on success
- * JB_ERR_MEMORY on out-of-memory error.
- *
- *********************************************************************/
-jb_err cgi_error_404(struct client_state *csp,
- struct http_response *rsp,
- const struct map *parameters)
-{
- struct map *exports;
-
- assert(csp);
- assert(rsp);
- assert(parameters);
-
- if (NULL == (exports = default_exports(csp, NULL)))
- {
- return JB_ERR_MEMORY;
- }
-
- rsp->status = strdup("404 Privoxy configuration page not found");
- if (rsp->status == NULL)
- {
- free_map(exports);
- return JB_ERR_MEMORY;
- }
-
- return template_fill_for_cgi(csp, "cgi-error-404", exports, rsp);
-}
-
-
-#ifdef FEATURE_GRACEFUL_TERMINATION
-/*********************************************************************
- *
- * Function : cgi_die
- *
- * Description : CGI function to shut down Privoxy.
- * NOTE: Turning this on in a production build
- * would be a BAD idea. An EXTREMELY BAD idea.
- * In short, don't do it.
- *
- * Parameters :
- * 1 : csp = Current client state (buffers, headers, etc...)
- * 2 : rsp = http_response data structure for output
- * 3 : parameters = map of cgi parameters
- *
- * CGI Parameters : none
- *
- * Returns : JB_ERR_OK on success
- * JB_ERR_MEMORY on out-of-memory error.
- *
- *********************************************************************/
-jb_err cgi_die (struct client_state *csp,
- struct http_response *rsp,
- const struct map *parameters)
-{
- assert(csp);
- assert(rsp);
- assert(parameters);
-
- /* quit */
- g_terminate = 1;
-
- /*
- * I don't really care what gets sent back to the browser.
- * Take the easy option - "out of memory" page.
- */
-
- return JB_ERR_MEMORY;
-}
-#endif /* def FEATURE_GRACEFUL_TERMINATION */
-
-
-/*********************************************************************
- *
- * Function : cgi_show_request
- *
- * Description : Show the client's request and what sed() would have
- * made of it.
- *
- * Parameters :
- * 1 : csp = Current client state (buffers, headers, etc...)
- * 2 : rsp = http_response data structure for output
- * 3 : parameters = map of cgi parameters
- *
- * CGI Parameters : none
- *
- * Returns : JB_ERR_OK on success
- * JB_ERR_MEMORY on out-of-memory error.
- *
- *********************************************************************/
-jb_err cgi_show_request(struct client_state *csp,
- struct http_response *rsp,
- const struct map *parameters)
-{
- char *p;
- struct map *exports;
-
- assert(csp);
- assert(rsp);
- assert(parameters);
-
- if (NULL == (exports = default_exports(csp, "show-request")))
- {
- return JB_ERR_MEMORY;
- }
-
- /*
- * Repair the damage done to the IOB by get_header()
- */
- for (p = csp->iob->buf; p < csp->iob->eod; p++)
- {
- if (*p == '\0') *p = '\n';
- }
-
- /*
- * Export the original client's request and the one we would
- * be sending to the server if this wasn't a CGI call
- */
-
- if (map(exports, "client-request", 1, html_encode(csp->iob->buf), 0))
- {
- free_map(exports);
- return JB_ERR_MEMORY;
- }
-
- if (map(exports, "processed-request", 1, html_encode_and_free_original(
- sed(client_patterns, add_client_headers, csp)), 0))
- {
- free_map(exports);
- return JB_ERR_MEMORY;
- }
-
- return template_fill_for_cgi(csp, "show-request", exports, rsp);
-}
-
-
-/*********************************************************************
- *
- * Function : cgi_send_banner
- *
- * Description : CGI function that returns a banner.
- *
- * Parameters :
- * 1 : csp = Current client state (buffers, headers, etc...)
- * 2 : rsp = http_response data structure for output
- * 3 : parameters = map of cgi parameters
- *
- * CGI Parameters :
- * type : Selects the type of banner between "trans", "logo",
- * and "auto". Defaults to "logo" if absent or invalid.
- * "auto" means to select as if we were image-blocking.
- * (Only the first character really counts; b and t are
- * equivalent).
- *
- * Returns : JB_ERR_OK on success
- * JB_ERR_MEMORY on out-of-memory error.
- *
- *********************************************************************/
-jb_err cgi_send_banner(struct client_state *csp,
- struct http_response *rsp,
- const struct map *parameters)
-{
- char imagetype = lookup(parameters, "type")[0];
- char *image_mimetype = BUILTIN_IMAGE_MIMETYPE;
-
- /*
- * If type is auto, then determine the right thing
- * to do from the set-image-blocker action
- */
- if (imagetype == 'a')
- {
- /*
- * Default to pattern
- */
- imagetype = 'p';
-
-#ifdef FEATURE_IMAGE_BLOCKING
- if ((csp->action->flags & ACTION_IMAGE_BLOCKER) != 0)
- {
- static const char prefix1[] = CGI_PREFIX "send-banner?type=";
- static const char prefix2[] = "http://" CGI_SITE_1_HOST "/send-banner?type=";
- const char *p = csp->action->string[ACTION_STRING_IMAGE_BLOCKER];
-
- if (p == NULL)
- {
- /* Use default - nothing to do here. */
- }
- else if (0 == strcmpic(p, "blank"))
- {
- imagetype = 'b';
- }
- else if (0 == strcmpic(p, "pattern"))
- {
- imagetype = 'p';
- }
- else if (0 == strcmpic(p, "custom"))
- {
- imagetype = 'c';
- }
-
- /*
- * If the action is to call this CGI, determine
- * the argument:
- */
- else if (0 == strncmpic(p, prefix1, sizeof(prefix1) - 1))
- {
- imagetype = p[sizeof(prefix1) - 1];
- }
- else if (0 == strncmpic(p, prefix2, sizeof(prefix2) - 1))
- {
- imagetype = p[sizeof(prefix2) - 1];
- }
-
- /*
- * Everything else must (should) be a URL to
- * redirect to.
- */
- else
- {
- imagetype = 'r';
- }
- }
-#endif /* def FEATURE_IMAGE_BLOCKING */
- }
-
- /*
- * Now imagetype is either the non-auto type we were called with,
- * or it was auto and has since been determined. In any case, we
- * can proceed to actually answering the request by sending a redirect
- * or an image as appropriate:
- */
- if (imagetype == 'r')
- {
- rsp->status = strdup("302 Local Redirect from Privoxy");
- if (rsp->status == NULL)
- {
- return JB_ERR_MEMORY;
- }
- if (enlist_unique_header(rsp->headers, "Location",
- csp->action->string[ACTION_STRING_IMAGE_BLOCKER]))
- {
- return JB_ERR_MEMORY;
- }
- }
- else
- {
- if ((imagetype == 'b') || (imagetype == 't'))
- {
- rsp->body = bindup(image_blank_data, image_blank_length);
- rsp->content_length = image_blank_length;
- }
- else if (imagetype == 'c')
- {
- rsp->body = bindup(csp->config->image_blocker_data, csp->config->image_blocker_length);
- rsp->content_length = csp->config->image_blocker_length;
- image_mimetype = csp->config->image_blocker_format;
- }
- else
- {
- rsp->body = bindup(image_pattern_data, image_pattern_length);
- rsp->content_length = image_pattern_length;
- }
-
- if (rsp->body == NULL)
- {
- return JB_ERR_MEMORY;
- }
- if (enlist(rsp->headers, "Content-Type: "))
- {
- return JB_ERR_MEMORY;
- }
- if (enlist(rsp->headers, image_mimetype))
- {
- return JB_ERR_MEMORY;
- }
-
- rsp->is_static = 1;
- }
-
- return JB_ERR_OK;
-
-}
-
-
-/*********************************************************************
- *
- * Function : cgi_transparent_image
- *
- * Description : CGI function that sends a 1x1 transparent image.
- *
- * Parameters :
- * 1 : csp = Current client state (buffers, headers, etc...)
- * 2 : rsp = http_response data structure for output
- * 3 : parameters = map of cgi parameters
- *
- * CGI Parameters : None
- *
- * Returns : JB_ERR_OK on success
- * JB_ERR_MEMORY on out-of-memory error.
- *
- *********************************************************************/
-jb_err cgi_transparent_image(struct client_state *csp,
- struct http_response *rsp,
- const struct map *parameters)
-{
- rsp->body = bindup(image_blank_data, image_blank_length);
- rsp->content_length = image_blank_length;
-
- if (rsp->body == NULL)
- {
- return JB_ERR_MEMORY;
- }
-
- if (enlist(rsp->headers, "Content-Type: " BUILTIN_IMAGE_MIMETYPE))
- {
- return JB_ERR_MEMORY;
- }
-
- rsp->is_static = 1;
-
- return JB_ERR_OK;
-
-}
-
-
-/*********************************************************************
- *
- * Function : cgi_send_stylesheet
- *
- * Description : CGI function that sends a css stylesheet found
- * in the cgi-style.css template
- *
- * Parameters :
- * 1 : csp = Current client state (buffers, headers, etc...)
- * 2 : rsp = http_response data structure for output
- * 3 : parameters = map of cgi parameters
- *
- * CGI Parameters : None
- *
- * Returns : JB_ERR_OK on success
- * JB_ERR_MEMORY on out-of-memory error.
- *
- *********************************************************************/
-jb_err cgi_send_stylesheet(struct client_state *csp,
- struct http_response *rsp,
- const struct map *parameters)
-{
- jb_err err;
-
- assert(csp);
- assert(rsp);
-
- err = template_load(csp, &rsp->body, "cgi-style.css", 0);
-
- if (err == JB_ERR_FILE)
- {
- /*
- * No way to tell user; send empty stylesheet
- */
- log_error(LOG_LEVEL_ERROR, "Could not find cgi-style.css template");
- }
- else if (err)
- {
- return err; /* JB_ERR_MEMORY */
- }
-
- if (enlist(rsp->headers, "Content-Type: text/css"))
- {
- return JB_ERR_MEMORY;
- }
-
- return JB_ERR_OK;
-
-}
-
-
-/*********************************************************************
- *
- * Function : cgi_show_version
- *
- * Description : CGI function that returns a a web page describing the
- * file versions of Privoxy.
- *
- * Parameters :
- * 1 : csp = Current client state (buffers, headers, etc...)
- * 2 : rsp = http_response data structure for output
- * 3 : parameters = map of cgi parameters
- *
- * CGI Parameters : none
- *
- * Returns : JB_ERR_OK on success
- * JB_ERR_MEMORY on out-of-memory error.
- *
- *********************************************************************/
-jb_err cgi_show_version(struct client_state *csp,
- struct http_response *rsp,
- const struct map *parameters)
-{
- struct map *exports;
-
- assert(csp);
- assert(rsp);
- assert(parameters);
-
- if (NULL == (exports = default_exports(csp, "show-version")))
- {
- return JB_ERR_MEMORY;
- }
-
- if (map(exports, "sourceversions", 1, show_rcs(), 0))
- {
- free_map(exports);
- return JB_ERR_MEMORY;
- }
-
- return template_fill_for_cgi(csp, "show-version", exports, rsp);
-}
-
-
-/*********************************************************************
- *
- * Function : cgi_show_status
- *
- * Description : CGI function that returns a a web page describing the
- * current status of Privoxy.
- *
- * Parameters :
- * 1 : csp = Current client state (buffers, headers, etc...)
- * 2 : rsp = http_response data structure for output
- * 3 : parameters = map of cgi parameters
- *
- * CGI Parameters :
- * file : Which file to show. Only first letter is checked,
- * valid values are:
- * - "p"ermissions (actions) file
- * - "r"egex
- * - "t"rust
- * Default is to show menu and other information.
- *
- * Returns : JB_ERR_OK on success
- * JB_ERR_MEMORY on out-of-memory error.
- *
- *********************************************************************/
-jb_err cgi_show_status(struct client_state *csp,
- struct http_response *rsp,
- const struct map *parameters)
-{
- char *s = NULL;
- unsigned i;
- int j;
-
- FILE * fp;
- char buf[BUFFER_SIZE];
- const char * filename = NULL;
- char * file_description = NULL;
-#ifdef FEATURE_STATISTICS
- float perc_rej; /* Percentage of http requests rejected */
- int local_urls_read;
- int local_urls_rejected;
-#endif /* ndef FEATURE_STATISTICS */
- struct file_list * fl;
- struct url_actions * b;
- jb_err err = JB_ERR_OK;
-
- struct map *exports;
-
- assert(csp);
- assert(rsp);
- assert(parameters);
-
- if (NULL == (exports = default_exports(csp, "show-status")))
- {
- return JB_ERR_MEMORY;
- }
-
- switch (*(lookup(parameters, "file")))
- {
- case 'a':
- if (!get_number_param(csp, parameters, "index", &i) && i < MAX_ACTION_FILES && csp->actions_list[i])
- {
- filename = csp->actions_list[i]->filename;
- file_description = "Actions File";
- }
- break;
-
- case 'f':
- if (csp->rlist)
- {
- filename = csp->rlist->filename;
- file_description = "Filter File";
- }
- break;
-
-#ifdef FEATURE_TRUST
- case 't':
- if (csp->tlist)
- {
- filename = csp->tlist->filename;
- file_description = "Trust File";
- }
- break;
-#endif /* def FEATURE_TRUST */
- }
-
- if (NULL != filename)
- {
- if ( map(exports, "file-description", 1, file_description, 1)
- || map(exports, "filepath", 1, html_encode(filename), 0) )
- {
- free_map(exports);
- return JB_ERR_MEMORY;
- }
-
- if ((fp = fopen(filename, "r")) == NULL)
- {
- if (map(exports, "content", 1, "<h1>ERROR OPENING FILE!</h1>", 1))
- {
- free_map(exports);
- return JB_ERR_MEMORY;
- }
- }
- else
- {
- s = strdup("");
- while ((s != NULL) && fgets(buf, sizeof(buf), fp))
- {
- string_join (&s, html_encode(buf));
- }
- fclose(fp);
-
- if (map(exports, "contents", 1, s, 0))
- {
- free_map(exports);
- return JB_ERR_MEMORY;
- }
- }
-
- return template_fill_for_cgi(csp, "show-status-file", exports, rsp);
- }
-
- s = strdup("");
- for (j = 0; (s != NULL) && (j < Argc); j++)
- {
- if (!err) err = string_join (&s, html_encode(Argv[j]));
- if (!err) err = string_append(&s, " ");
- }
- if (!err) err = map(exports, "invocation", 1, s, 0);
-
- if (!err) err = map(exports, "options", 1, csp->config->proxy_args, 1);
- if (!err) err = show_defines(exports);
-
- if (err)
- {
- free_map(exports);
- return JB_ERR_MEMORY;
- }
-
-#ifdef FEATURE_STATISTICS
- local_urls_read = urls_read;
- local_urls_rejected = urls_rejected;
-
- /*
- * Need to alter the stats not to include the fetch of this
- * page.
- *
- * Can't do following thread safely! doh!
- *
- * urls_read--;
- * urls_rejected--; * This will be incremented subsequently *
- */
-
- if (local_urls_read == 0)
- {
- if (!err) err = map_block_killer(exports, "have-stats");
- }
- else
- {
- if (!err) err = map_block_killer(exports, "have-no-stats");
-
- perc_rej = (float)local_urls_rejected * 100.0F /
- (float)local_urls_read;
-
- sprintf(buf, "%d", local_urls_read);
- if (!err) err = map(exports, "requests-received", 1, buf, 1);
-
- sprintf(buf, "%d", local_urls_rejected);
- if (!err) err = map(exports, "requests-blocked", 1, buf, 1);
-
- sprintf(buf, "%6.2f", perc_rej);
- if (!err) err = map(exports, "percent-blocked", 1, buf, 1);
- }
-
-#else /* ndef FEATURE_STATISTICS */
- err = err || map_block_killer(exports, "statistics");
-#endif /* ndef FEATURE_STATISTICS */
-
- /*
- * List all action files in use, together with view and edit links,
- * except for standard.action, which should only be viewable. (Not
- * enforced in the editor itself)
- * FIXME: Shouldn't include hardwired HTML here, use line template instead!
- */
- s = strdup("");
- for (i = 0; i < MAX_ACTION_FILES; i++)
- {
- if (((fl = csp->actions_list[i]) != NULL) && ((b = fl->f) != NULL))
- {
- if (!err) err = string_append(&s, "<tr><td>");
- if (!err) err = string_join(&s, html_encode(csp->actions_list[i]->filename));
- snprintf(buf, 100, "</td><td class=\"buttons\"><a href=\"/show-status?file=actions&index=%d\">View</a> ", i);
- if (!err) err = string_append(&s, buf);
-
-#ifdef FEATURE_CGI_EDIT_ACTIONS
- if (NULL == strstr(csp->actions_list[i]->filename, "standard.action") && NULL != csp->config->actions_file_short[i])
- {
- snprintf(buf, 100, "<a href=\"/edit-actions-list?f=%s\">Edit</a>", csp->config->actions_file_short[i]);
- if (!err) err = string_append(&s, buf);
- }
-#endif
-
- if (!err) err = string_append(&s, "</td></tr>\n");
- }
- }
- if (*s != '\0')
- {
- if (!err) err = map(exports, "actions-filenames", 1, s, 0);
- }
- else
- {
- if (!err) err = map(exports, "actions-filenames", 1, "<tr><td>None specified</td></tr>", 1);
- }
-
- if (csp->rlist)
- {
- if (!err) err = map(exports, "re-filter-filename", 1, html_encode(csp->rlist->filename), 0);
- }
- else
- {
- if (!err) err = map(exports, "re-filter-filename", 1, "None specified", 1);
- if (!err) err = map_block_killer(exports, "have-filterfile");
- }
-
-#ifdef FEATURE_TRUST
- if (csp->tlist)
- {
- if (!err) err = map(exports, "trust-filename", 1, html_encode(csp->tlist->filename), 0);
- }
- else
- {
- if (!err) err = map(exports, "trust-filename", 1, "None specified", 1);
- if (!err) err = map_block_killer(exports, "have-trustfile");
- }
-#else
- if (!err) err = map_block_killer(exports, "trust-support");
-#endif /* ndef FEATURE_TRUST */
-
- if (err)
- {
- free_map(exports);
- return JB_ERR_MEMORY;
- }
-
- return template_fill_for_cgi(csp, "show-status", exports, rsp);
-}
-
-
-/*********************************************************************
- *
- * Function : cgi_show_url_info
- *
- * Description : CGI function that determines and shows which actions
- * Privoxy will perform for a given url, and which
- * matches starting from the defaults have lead to that.
- *
- * Parameters :
- * 1 : csp = Current client state (buffers, headers, etc...)
- * 2 : rsp = http_response data structure for output
- * 3 : parameters = map of cgi parameters
- *
- * CGI Parameters :
- * url : The url whose actions are to be determined.
- * If url is unset, the url-given conditional will be
- * set, so that all but the form can be suppressed in
- * the template.
- *
- * Returns : JB_ERR_OK on success
- * JB_ERR_MEMORY on out-of-memory error.
- *
- *********************************************************************/
-jb_err cgi_show_url_info(struct client_state *csp,
- struct http_response *rsp,
- const struct map *parameters)
-{
- char *url_param;
- struct map *exports;
- char buf[150];
-
- assert(csp);
- assert(rsp);
- assert(parameters);
-
- if (NULL == (exports = default_exports(csp, "show-url-info")))
- {
- return JB_ERR_MEMORY;
- }
-
- /*
- * Get the url= parameter (if present) and remove any leading/trailing spaces.
- */
- url_param = strdup(lookup(parameters, "url"));
- if (url_param == NULL)
- {
- free_map(exports);
- return JB_ERR_MEMORY;
- }
- chomp(url_param);
-
- /*
- * Handle prefixes. 4 possibilities:
- * 1) "http://" or "https://" prefix present and followed by URL - OK
- * 2) Only the "http://" or "https://" part is present, no URL - change
- * to empty string so it will be detected later as "no URL".
- * 3) Parameter specified but doesn't contain "http(s?)://" - add a
- * "http://" prefix.
- * 4) Parameter not specified or is empty string - let this fall through
- * for now, next block of code will handle it.
- */
- if (0 == strncmp(url_param, "http://", 7))
- {
- if (url_param[7] == '\0')
- {
- /*
- * Empty URL (just prefix).
- * Make it totally empty so it's caught by the next if()
- */
- url_param[0] = '\0';
- }
- }
- else if (0 == strncmp(url_param, "https://", 8))
- {
- if (url_param[8] == '\0')
- {
- /*
- * Empty URL (just prefix).
- * Make it totally empty so it's caught by the next if()
- */
- url_param[0] = '\0';
- }
- }
- else if (url_param[0] != '\0')
- {
- /*
- * Unknown prefix - assume http://
- */
- char * url_param_prefixed = malloc(7 + 1 + strlen(url_param));
- if (NULL == url_param_prefixed)
- {
- free(url_param);
- free_map(exports);
- return JB_ERR_MEMORY;
- }
- strcpy(url_param_prefixed, "http://");
- strcpy(url_param_prefixed + 7, url_param);
- free(url_param);
- url_param = url_param_prefixed;
- }
-
-
- if (url_param[0] == '\0')
- {
- /* URL paramater not specified, display query form only. */
- free(url_param);
- if (map_block_killer(exports, "url-given")
- || map(exports, "url", 1, "", 1))
- {
- free_map(exports);
- return JB_ERR_MEMORY;
- }
- }
- else
- {
- /* Given a URL, so query it. */
- jb_err err;
- char *matches;
- char *s;
- int hits = 0;
- struct file_list *fl;
- struct url_actions *b;
- struct http_request url_to_query[1];
- struct current_action_spec action[1];
- int i;
-
- if (map(exports, "url", 1, html_encode(url_param), 0))
- {
- free(url_param);
- free_map(exports);
- return JB_ERR_MEMORY;
- }
-
- init_current_action(action);
-
- if (map(exports, "default", 1, current_action_to_html(csp, action), 0))
- {
- free_current_action(action);
- free(url_param);
- free_map(exports);
- return JB_ERR_MEMORY;
- }
-
- err = parse_http_url(url_param, url_to_query, csp);
-
- free(url_param);
-
- if (err == JB_ERR_MEMORY)
- {
- free_current_action(action);
- free_map(exports);
- return JB_ERR_MEMORY;
- }
- else if (err)
- {
- /* Invalid URL */
-
- err = map(exports, "matches", 1, "<b>[Invalid URL specified!]</b>" , 1);
- if (!err) err = map(exports, "final", 1, lookup(exports, "default"), 1);
-
- free_current_action(action);
-
- if (err)
- {
- free_map(exports);
- return JB_ERR_MEMORY;
- }
-
- return template_fill_for_cgi(csp, "show-url-info", exports, rsp);
- }
-
- /*
- * We have a warning about SSL paths. Hide it for insecure sites.
- */
- if (!url_to_query->ssl)
- {
- if (map_block_killer(exports, "https"))
- {
- free_current_action(action);
- free_map(exports);
- return JB_ERR_MEMORY;
- }
- }
-
- matches = strdup("<table class=\"transparent\">");
-
- for (i = 0; i < MAX_ACTION_FILES; i++)
- {
- if (NULL == csp->config->actions_file_short[i]
- || !strcmp(csp->config->actions_file_short[i], "standard")) continue;
-
- b = NULL;
- hits = 1;
- if ((fl = csp->actions_list[i]) != NULL)
- {
- if ((b = fl->f) != NULL)
- {
- /* FIXME: Hardcoded HTML! */
- string_append(&matches, "<tr><th>In file: ");
- string_join (&matches, html_encode(csp->config->actions_file_short[i]));
- snprintf(buf, 150, ".action <a class=\"cmd\" href=\"/show-status?file=actions&index=%d\">", i);
- string_append(&matches, buf);
- string_append(&matches, "View</a> <a class=\"cmd\" href=\"/edit-actions-list?f=");
- string_join (&matches, html_encode(csp->config->actions_file_short[i]));
- string_append(&matches, "\">Edit</a></th></tr>\n");
-
- hits = 0;
- b = b->next;
- }
- }
-
- for (; (b != NULL) && (matches != NULL); b = b->next)
- {
- if (url_match(b->url, url_to_query))
- {
- string_append(&matches, "<tr><td>{");
- string_join (&matches, actions_to_html(csp, b->action));
- string_append(&matches, " }</b><br>\n<code>");
- string_join (&matches, html_encode(b->url->spec));
- string_append(&matches, "</code></td></tr>\n");
-
- if (merge_current_action(action, b->action))
- {
- freez(matches);
- free_http_request(url_to_query);
- free_current_action(action);
- free_map(exports);
- return JB_ERR_MEMORY;
- }
- hits++;
- }
- }
-
- if (!hits)
- {
- string_append(&matches, "<tr><td>(no matches in this file)</td></tr>\n");
- }
- }
- string_append(&matches, "</table>\n");
-
- free_http_request(url_to_query);
-
- if (matches == NULL)
- {
- free_current_action(action);
- free_map(exports);
- return JB_ERR_MEMORY;
- }
-
- if (map(exports, "matches", 1, matches , 0))
- {
- free_current_action(action);
- free_map(exports);
- return JB_ERR_MEMORY;
- }
-
- s = current_action_to_html(csp, action);
-
- free_current_action(action);
-
- if (map(exports, "final", 1, s, 0))
- {
- free_map(exports);
- return JB_ERR_MEMORY;
- }
- }
-
- return template_fill_for_cgi(csp, "show-url-info", exports, rsp);
-}
-
-
-/*********************************************************************
- *
- * Function : cgi_robots_txt
- *
- * Description : CGI function to return "/robots.txt".
- *
- * Parameters :
- * 1 : csp = Current client state (buffers, headers, etc...)
- * 2 : rsp = http_response data structure for output
- * 3 : parameters = map of cgi parameters
- *
- * CGI Parameters : None
- *
- * Returns : JB_ERR_OK on success
- * JB_ERR_MEMORY on out-of-memory error.
- *
- *********************************************************************/
-jb_err cgi_robots_txt(struct client_state *csp,
- struct http_response *rsp,
- const struct map *parameters)
-{
- char buf[100];
- jb_err err;
-
- rsp->body = strdup(
- "# This is the Privoxy control interface.\n"
- "# It isn't very useful to index it, and you're likely to break stuff.\n"
- "# So go away!\n"
- "\n"
- "User-agent: *\n"
- "Disallow: /\n"
- "\n");
- if (rsp->body == NULL)
- {
- return JB_ERR_MEMORY;
- }
-
- err = enlist_unique(rsp->headers, "Content-Type: text/plain", 13);
-
- rsp->is_static = 1;
-
- get_http_time(7 * 24 * 60 * 60, buf); /* 7 days into future */
- if (!err) err = enlist_unique_header(rsp->headers, "Expires", buf);
-
- return (err ? JB_ERR_MEMORY : JB_ERR_OK);
-}
-
-
-/*********************************************************************
- *
- * Function : show_defines
- *
- * Description : Add to a map the state od all conditional #defines
- * used when building
- *
- * Parameters :
- * 1 : exports = map to extend
- *
- * Returns : JB_ERR_OK on success
- * JB_ERR_MEMORY on out-of-memory error.
- *
- *********************************************************************/
-static jb_err show_defines(struct map *exports)
-{
- jb_err err = JB_ERR_OK;
-
-#ifdef FEATURE_ACL
- if (!err) err = map_conditional(exports, "FEATURE_ACL", 1);
-#else /* ifndef FEATURE_ACL */
- if (!err) err = map_conditional(exports, "FEATURE_ACL", 0);
-#endif /* ndef FEATURE_ACL */
-
-#ifdef FEATURE_CGI_EDIT_ACTIONS
- if (!err) err = map_conditional(exports, "FEATURE_CGI_EDIT_ACTIONS", 1);
-#else /* ifndef FEATURE_COOKIE_JAR */
- if (!err) err = map_conditional(exports, "FEATURE_CGI_EDIT_ACTIONS", 0);
-#endif /* ndef FEATURE_COOKIE_JAR */
-
-#ifdef FEATURE_COOKIE_JAR
- if (!err) err = map_conditional(exports, "FEATURE_COOKIE_JAR", 1);
-#else /* ifndef FEATURE_COOKIE_JAR */
- if (!err) err = map_conditional(exports, "FEATURE_COOKIE_JAR", 0);
-#endif /* ndef FEATURE_COOKIE_JAR */
-
-#ifdef FEATURE_FAST_REDIRECTS
- if (!err) err = map_conditional(exports, "FEATURE_FAST_REDIRECTS", 1);
-#else /* ifndef FEATURE_FAST_REDIRECTS */
- if (!err) err = map_conditional(exports, "FEATURE_FAST_REDIRECTS", 0);
-#endif /* ndef FEATURE_FAST_REDIRECTS */
-
-#ifdef FEATURE_FORCE_LOAD
- if (!err) err = map_conditional(exports, "FEATURE_FORCE_LOAD", 1);
- if (!err) err = map(exports, "FORCE_PREFIX", 1, FORCE_PREFIX, 1);
-#else /* ifndef FEATURE_FORCE_LOAD */
- if (!err) err = map_conditional(exports, "FEATURE_FORCE_LOAD", 0);
- if (!err) err = map(exports, "FORCE_PREFIX", 1, "(none - disabled)", 1);
-#endif /* ndef FEATURE_FORCE_LOAD */
-
-#ifdef FEATURE_IMAGE_BLOCKING
- if (!err) err = map_conditional(exports, "FEATURE_IMAGE_BLOCKING", 1);
-#else /* ifndef FEATURE_IMAGE_BLOCKING */
- if (!err) err = map_conditional(exports, "FEATURE_IMAGE_BLOCKING", 0);
-#endif /* ndef FEATURE_IMAGE_BLOCKING */
-
-#ifdef FEATURE_IMAGE_DETECT_MSIE
- if (!err) err = map_conditional(exports, "FEATURE_IMAGE_DETECT_MSIE", 1);
-#else /* ifndef FEATURE_IMAGE_DETECT_MSIE */
- if (!err) err = map_conditional(exports, "FEATURE_IMAGE_DETECT_MSIE", 0);
-#endif /* ndef FEATURE_IMAGE_DETECT_MSIE */
-
-#ifdef FEATURE_KILL_POPUPS
- if (!err) err = map_conditional(exports, "FEATURE_KILL_POPUPS", 1);
-#else /* ifndef FEATURE_KILL_POPUPS */
- if (!err) err = map_conditional(exports, "FEATURE_KILL_POPUPS", 0);
-#endif /* ndef FEATURE_KILL_POPUPS */
-
-#ifdef FEATURE_NO_GIFS
- if (!err) err = map_conditional(exports, "FEATURE_NO_GIFS", 1);
-#else /* ifndef FEATURE_NO_GIFS */
- if (!err) err = map_conditional(exports, "FEATURE_NO_GIFS", 0);
-#endif /* ndef FEATURE_NO_GIFS */
-
-#ifdef FEATURE_PTHREAD
- if (!err) err = map_conditional(exports, "FEATURE_PTHREAD", 1);
-#else /* ifndef FEATURE_PTHREAD */
- if (!err) err = map_conditional(exports, "FEATURE_PTHREAD", 0);
-#endif /* ndef FEATURE_PTHREAD */
-
-#ifdef FEATURE_STATISTICS
- if (!err) err = map_conditional(exports, "FEATURE_STATISTICS", 1);
-#else /* ifndef FEATURE_STATISTICS */
- if (!err) err = map_conditional(exports, "FEATURE_STATISTICS", 0);
-#endif /* ndef FEATURE_STATISTICS */
-
-#ifdef FEATURE_TOGGLE
- if (!err) err = map_conditional(exports, "FEATURE_TOGGLE", 1);
-#else /* ifndef FEATURE_TOGGLE */
- if (!err) err = map_conditional(exports, "FEATURE_TOGGLE", 0);
-#endif /* ndef FEATURE_TOGGLE */
-
-#ifdef FEATURE_TRUST
- if (!err) err = map_conditional(exports, "FEATURE_TRUST", 1);
-#else /* ifndef FEATURE_TRUST */
- if (!err) err = map_conditional(exports, "FEATURE_TRUST", 0);
-#endif /* ndef FEATURE_TRUST */
-
-#ifdef STATIC_PCRE
- if (!err) err = map_conditional(exports, "STATIC_PCRE", 1);
-#else /* ifndef STATIC_PCRE */
- if (!err) err = map_conditional(exports, "STATIC_PCRE", 0);
-#endif /* ndef STATIC_PCRE */
-
-#ifdef STATIC_PCRS
- if (!err) err = map_conditional(exports, "STATIC_PCRS", 1);
-#else /* ifndef STATIC_PCRS */
- if (!err) err = map_conditional(exports, "STATIC_PCRS", 0);
-#endif /* ndef STATIC_PCRS */
-
- return err;
-}
-
-
-/*********************************************************************
- *
- * Function : show_rcs
- *
- * Description : Create a string with the rcs info for all sourcefiles
- *
- * Parameters : None
- *
- * Returns : A string, or NULL on out-of-memory.
- *
- *********************************************************************/
-static char *show_rcs(void)
-{
- char *result = strdup("");
- char buf[BUFFER_SIZE];
-
- /* Instead of including *all* dot h's in the project (thus creating a
- * tremendous amount of dependencies), I will concede to declaring them
- * as extern's. This forces the developer to add to this list, but oh well.
- */
-
-#define SHOW_RCS(__x) \
- { \
- extern const char __x[]; \
- sprintf(buf, "%s\n", __x); \
- string_append(&result, buf); \
- }
-
- /* In alphabetical order */
- SHOW_RCS(actions_h_rcs)
- SHOW_RCS(actions_rcs)
-#ifdef AMIGA
- SHOW_RCS(amiga_h_rcs)
- SHOW_RCS(amiga_rcs)
-#endif /* def AMIGA */
- SHOW_RCS(cgi_h_rcs)
- SHOW_RCS(cgi_rcs)
-#ifdef FEATURE_CGI_EDIT_ACTIONS
- SHOW_RCS(cgiedit_h_rcs)
- SHOW_RCS(cgiedit_rcs)
-#endif /* def FEATURE_CGI_EDIT_ACTIONS */
- SHOW_RCS(cgisimple_h_rcs)
- SHOW_RCS(cgisimple_rcs)
-#ifdef __MINGW32__
- SHOW_RCS(cygwin_h_rcs)
-#endif
- SHOW_RCS(deanimate_h_rcs)
- SHOW_RCS(deanimate_rcs)
- SHOW_RCS(encode_h_rcs)
- SHOW_RCS(encode_rcs)
- SHOW_RCS(errlog_h_rcs)
- SHOW_RCS(errlog_rcs)
- SHOW_RCS(filters_h_rcs)
- SHOW_RCS(filters_rcs)
- SHOW_RCS(gateway_h_rcs)
- SHOW_RCS(gateway_rcs)
-#ifdef FEATURE_ACTIVITY_CONSOLE
- SHOW_RCS(ipc_h_rcs)
-#endif /* def FEATURE_ACTIVITY_CONSOLE */
- SHOW_RCS(jbsockets_h_rcs)
- SHOW_RCS(jbsockets_rcs)
- SHOW_RCS(jcc_h_rcs)
- SHOW_RCS(jcc_rcs)
-#ifdef FEATURE_KILL_POPUPS
- SHOW_RCS(killpopup_h_rcs)
- SHOW_RCS(killpopup_rcs)
-#endif /* def FEATURE_KILL_POPUPS */
- SHOW_RCS(list_h_rcs)
- SHOW_RCS(list_rcs)
- SHOW_RCS(loadcfg_h_rcs)
- SHOW_RCS(loadcfg_rcs)
- SHOW_RCS(loaders_h_rcs)
- SHOW_RCS(loaders_rcs)
- SHOW_RCS(miscutil_h_rcs)
- SHOW_RCS(miscutil_rcs)
- SHOW_RCS(parsers_h_rcs)
- SHOW_RCS(parsers_rcs)
- SHOW_RCS(pcrs_rcs)
- SHOW_RCS(pcrs_h_rcs)
- SHOW_RCS(project_h_rcs)
- SHOW_RCS(ssplit_h_rcs)
- SHOW_RCS(ssplit_rcs)
-#ifdef FEATURE_ACTIVITY_CONSOLE
- SHOW_RCS(stats_h_rcs)
- SHOW_RCS(stats_rcs)
-#endif /* def FEATURE_ACTIVITY_CONSOLE */
- SHOW_RCS(urlmatch_h_rcs)
- SHOW_RCS(urlmatch_rcs)
-#ifdef _WIN32
-#ifndef _WIN_CONSOLE
- SHOW_RCS(w32log_h_rcs)
- SHOW_RCS(w32log_rcs)
- SHOW_RCS(w32res_h_rcs)
- SHOW_RCS(w32taskbar_h_rcs)
- SHOW_RCS(w32taskbar_rcs)
-#endif /* ndef _WIN_CONSOLE */
- SHOW_RCS(win32_h_rcs)
- SHOW_RCS(win32_rcs)
-#endif /* def _WIN32 */
-
-#undef SHOW_RCS
-
- return result;
-
-}
-
-
-/*
- Local Variables:
- tab-width: 3
- end:
-*/
projects / privoxy.git / blobdiff