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Overview
Comment:Changes to support CGI on IIS web servers.
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Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA3-256: c06e0b2d0a201aec744b708f1421ce0f4465cf490af4ee6c698609d3d0f1642a
User & Date: drh 2019-11-28 10:31:46
Context
2019-11-30
13:53
Rework the "fossil grep" command so that it shows both the file and check-in hash for matching files, and so that it can scan multiple files all at once. ... (check-in: f5f44713 user: drh tags: trunk)
2019-11-29
14:44
Enhance the "fossil grep" command with new options. Work in progress. Needs more testing. ... (check-in: 1bf2f848 user: drh tags: grep-enhancements)
2019-11-28
10:31
Changes to support CGI on IIS web servers. ... (check-in: c06e0b2d user: drh tags: trunk)
10:27
When replying to a Forum Post or Reply, show additional information to provide additional context ... (check-in: c6dfb558 user: drh tags: trunk)
2019-08-31
13:53
The IIS web server does not define REQUEST_URI, instead is uses PATH_INFO for virtually the same purpose. Define REQUEST_URI the same as PATH_INFO and redefine PATH_INFO with SCRIPT_NAME removed from the beginning. ... (Closed-Leaf check-in: 54fdd1a5 user: tsbg tags: iis-cgi)
Changes
Unified Diff Ignore Whitespace Patch
Changes to src/cgi.c.
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  char *z;
  const char *zType;
  char *zSemi;
  int len;
  const char *zRequestUri = cgi_parameter("REQUEST_URI",0);
  const char *zScriptName = cgi_parameter("SCRIPT_NAME",0);
  const char *zPathInfo = cgi_parameter("PATH_INFO",0);




#ifdef FOSSIL_ENABLE_JSON
  int noJson = P("no_json")!=0;
  if( noJson==0 ){ json_main_bootstrap(); }
#endif
  g.isHTTP = 1;
  cgi_destination(CGI_BODY);
  if( zScriptName==0 ) malformed_request("missing SCRIPT_NAME");














  if( zRequestUri==0 ){
    const char *z = zPathInfo;
    if( zPathInfo==0 ){
      malformed_request("missing PATH_INFO and/or REQUEST_URI");
    }
    if( z[0]=='/' ) z++;
    zRequestUri = mprintf("%s/%s", zScriptName, z);







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  char *z;
  const char *zType;
  char *zSemi;
  int len;
  const char *zRequestUri = cgi_parameter("REQUEST_URI",0);
  const char *zScriptName = cgi_parameter("SCRIPT_NAME",0);
  const char *zPathInfo = cgi_parameter("PATH_INFO",0);
#ifdef _WIN32
  const char *zServerSoftware = cgi_parameter("SERVER_SOFTWARE",0);
#endif

#ifdef FOSSIL_ENABLE_JSON
  int noJson = P("no_json")!=0;
  if( noJson==0 ){ json_main_bootstrap(); }
#endif
  g.isHTTP = 1;
  cgi_destination(CGI_BODY);
  if( zScriptName==0 ) malformed_request("missing SCRIPT_NAME");
#ifdef _WIN32
  /* The Microsoft IIS web server does not define REQUEST_URI, instead it uses
  ** PATH_INFO for virtually the same purpose.  Define REQUEST_URI the same as
  ** PATH_INFO and redefine PATH_INFO with SCRIPT_NAME removed from the 
  ** beginning. */
  if( zServerSoftware && strstr(zServerSoftware, "Microsoft-IIS") ){
    int i, j;
    cgi_set_parameter("REQUEST_URI", zPathInfo);
    for(i=0; zPathInfo[i]==zScriptName[i] && zPathInfo[i]; i++){}
    for(j=i; zPathInfo[j] && zPathInfo[j]!='?'; j++){}
    zPathInfo = mprintf("%.*s", j-i, zPathInfo+i);
    cgi_replace_parameter("PATH_INFO", zPathInfo);
  }
#endif
  if( zRequestUri==0 ){
    const char *z = zPathInfo;
    if( zPathInfo==0 ){
      malformed_request("missing PATH_INFO and/or REQUEST_URI");
    }
    if( z[0]=='/' ) z++;
    zRequestUri = mprintf("%s/%s", zScriptName, z);
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    }else{
      lo = mid+1;
    }
  }

  /* If no match is found and the name begins with an upper-case
  ** letter, then check to see if there is an environment variable
  ** with the given name.

  */
  if( zName && fossil_isupper(zName[0]) ){
    const char *zValue = fossil_getenv(zName);
    if( zValue ){
      cgi_set_parameter_nocopy(zName, zValue, 0);
      CGIDEBUG(("env-match [%s] = [%s]\n", zName, zValue));
      return zValue;
    }
  }
  CGIDEBUG(("no-match [%s]\n", zName));
  return zDefault;







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    }else{
      lo = mid+1;
    }
  }

  /* If no match is found and the name begins with an upper-case
  ** letter, then check to see if there is an environment variable
  ** with the given name. Handle environment variables with empty values
  ** the same as non-existent environment variables.
  */
  if( zName && fossil_isupper(zName[0]) ){
    const char *zValue = fossil_getenv(zName);
    if( zValue && zValue[0] ){
      cgi_set_parameter_nocopy(zName, zValue, 0);
      CGIDEBUG(("env-match [%s] = [%s]\n", zName, zValue));
      return zValue;
    }
  }
  CGIDEBUG(("no-match [%s]\n", zName));
  return zDefault;
Changes to src/main.c.
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  const char *zFile;
  const char *zNotFound = 0;
  char **azRedirect = 0;             /* List of repositories to redirect to */
  int nRedirect = 0;                 /* Number of entries in azRedirect */
  Glob *pFileGlob = 0;               /* Pattern for files */
  int allowRepoList = 0;             /* Allow lists of repository files */
  Blob config, line, key, value, value2;
  if( g.argc==3 && fossil_strcmp(g.argv[1],"cgi")==0 ){
    zFile = g.argv[2];
  }else{
    zFile = g.argv[1];
  }
  g.httpOut = stdout;
  g.httpIn = stdin;
  fossil_binary_mode(g.httpOut);
  fossil_binary_mode(g.httpIn);
  g.cgiOutput = 1;
  fossil_set_timeout(FOSSIL_DEFAULT_TIMEOUT);









  blob_read_from_file(&config, zFile, ExtFILE);
  while( blob_line(&config, &line) ){
    if( !blob_token(&line, &key) ) continue;
    if( blob_buffer(&key)[0]=='#' ) continue;
    if( blob_eq(&key, "repository:") && blob_tail(&line, &value) ){
      /* repository: FILENAME
      **







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  const char *zFile;
  const char *zNotFound = 0;
  char **azRedirect = 0;             /* List of repositories to redirect to */
  int nRedirect = 0;                 /* Number of entries in azRedirect */
  Glob *pFileGlob = 0;               /* Pattern for files */
  int allowRepoList = 0;             /* Allow lists of repository files */
  Blob config, line, key, value, value2;
  /* Initialize the CGI environment. */




  g.httpOut = stdout;
  g.httpIn = stdin;
  fossil_binary_mode(g.httpOut);
  fossil_binary_mode(g.httpIn);
  g.cgiOutput = 1;
  fossil_set_timeout(FOSSIL_DEFAULT_TIMEOUT);
  /* Read and parse the CGI control file. */
  if( g.argc==3 && fossil_strcmp(g.argv[1],"cgi")==0 ){
    zFile = g.argv[2];
  }else if( g.argc>=2 ){
    zFile = g.argv[1];
  }else{
    cgi_panic("No CGI control file specified");
  }
  /* Read and parse the CGI control file. */
  blob_read_from_file(&config, zFile, ExtFILE);
  while( blob_line(&config, &line) ){
    if( !blob_token(&line, &key) ) continue;
    if( blob_buffer(&key)[0]=='#' ) continue;
    if( blob_eq(&key, "repository:") && blob_tail(&line, &value) ){
      /* repository: FILENAME
      **