Fossil

/*
** Replace a parameter with a new value.
*/
void cgi_replace_parameter(const char *zName, const char *zValue){
  int i;
  for(i=0; i<nUsedQP; i++){
    if( fossil_strcmp(aParamQP[i].zName,zName)==0 ){
      aParamQP[i].zValue = zValue;
      return;
    }
  }
  cgi_set_parameter_nocopy(zName, zValue, 0);
}

/*
** Add a query parameter.  The zName portion is fixed but a copy
** must be made of zValue.
*/
void cgi_setenv(const char *zName, const char *zValue){

  }

  for(i=0; zToken[i] && zToken[i]!='?'; i++){}
  if( zToken[i] ) zToken[i++] = 0;
  if( nCycles==0 ){
    cgi_setenv("PATH_INFO", zToken);
  }else{
    cgi_replace_parameter("PATH_INFO", mprintf("%s",zToken));
  }
 
  /* Get all the optional fields that follow the first line.
  */
  while( fgets(zLine,sizeof(zLine),g.httpIn) ){
    char *zFieldName;
    char *zVal;

** file named FILENAME.  
**
** URL must be in one of the following form: ([...] mean optional)
**   HTTP/HTTPS protocol:
**     http[s]://[userid[:password]@]host[:port][/path]
**
**   SSH protocol:
**     ssh://[userid[:password]@]host[:port]/path/to/repo.fossil\\
**     [?fossil=path/to/fossil.exe]
**
**   Filesystem:
**     [file://]path/to/repo.fossil
**
**   Note: For ssh and filesystem, path must have an extra leading 
**         '/' to use an absolute path.
**


** By default, your current login name is used to create the default
** admin user. This can be overridden using the -A|--admin-user
** parameter.
**
** Options:
**    --admin-user|-A USERNAME   Make USERNAME the administrator
**    --private                  Also clone private branches 
**    --ssl-identity=filename    Use the SSL identity if requested by the server

**    --ssh-command|-c 'command' Use this SSH command
**    --ssh-fossil-user|-l user  Fossil user to use for SSH if different.
**
** See also: init
*/
void clone_cmd(void){
  char *zPassword;

  db_end_transaction(0);
}

/*
** Look for SSH clone command line options and setup in globals.
*/
void clone_ssh_find_options(void){

  const char *zSshCmd;        /* SSH command string */
  const char *zFossilUser;    /* Fossil user if login specified for SSH */





  zSshCmd = find_option("ssh-command","c",1);
  if( zSshCmd && zSshCmd[0] ){
    g.zSshCmd = mprintf("%s", zSshCmd);
  }
  zFossilUser = find_option("ssh-fossil-user","l",1);
  if( zFossilUser && zFossilUser[0] ){
    g.zFossilUser = mprintf("%s", zFossilUser);
  }
}

/*
** Set SSH options discovered in global variables (set from command line 
** options).
*/
void clone_ssh_db_set_options(void){



  if( g.zSshCmd && g.zSshCmd[0] ){
    db_set("ssh-command", g.zSshCmd, 0);
  }
  if( g.zFossilUser && g.zFossilUser[0] ){
    db_set("ssh-fossil-user", g.zFossilUser, 0);
  }
}

  { "mtime-changes", 0,                0, 0, "on"                  },
  { "pgp-command",   0,               40, 0, "gpg --clearsign -o " },
  { "proxy",         0,               32, 0, "off"                 },
  { "relative-paths",0,                0, 0, "on"                  },
  { "repo-cksum",    0,                0, 0, "on"                  },
  { "self-register", 0,                0, 0, "off"                 },
  { "ssh-command",   0,               40, 0, ""                    },

  { "ssl-ca-location",0,              40, 0, ""                    },
  { "ssl-identity",  0,               40, 0, ""                    },
#ifdef FOSSIL_ENABLE_TCL
  { "tcl",           0,                0, 0, "off"                 },
  { "tcl-setup",     0,               40, 0, ""                    },
#endif
  { "th1-setup",     0,               40, 0, ""                    },

**                     This is useful if you want to see other names than
**                     "Anonymous" in e.g. ticketing system. On the other hand
**                     users can not be deleted. Default: off.
**
**    ssh-command      Command used to talk to a remote machine with
**                     the "ssh://" protocol.
**


**    ssl-ca-location  The full pathname to a file containing PEM encoded
**                     CA root certificates, or a directory of certificates
**                     with filenames formed from the certificate hashes as
**                     required by OpenSSL.
**                     If set, this will override the OS default list of
**                     OpenSSL CAs. If unset, the default list will be used.
**                     Some platforms may add additional certificates.

** SSH initialization of the transport layer
*/
int transport_ssh_open(void){
  /* For SSH we need to create and run SSH fossil http 
  ** to talk to the remote machine.
  */
  static int fPrintSshCmd = 1;  /* Print SSH command only once */

  const char *zSsh;  /* The base SSH command */
  Blob zCmd;         /* The SSH command */
  char *zHost;       /* The host name to contact */
  int n;             /* Size of prefix string */

  socket_ssh_resolve_addr();
  zSsh = db_get("ssh-command", zDefaultSshCmd);

  blob_init(&zCmd, zSsh, -1);
  if( g.urlPort!=g.urlDfltPort && g.urlPort ){
#ifdef __MINGW32__
    blob_appendf(&zCmd, " -P %d", g.urlPort);
#else
    blob_appendf(&zCmd, " -p %d", g.urlPort);
#endif

  }else{
    zHost = mprintf("%s", g.urlName);
  }
  n = blob_size(&zCmd);
  blob_append(&zCmd, " ", 1);
  shell_escape(&zCmd, zHost);
  blob_append(&zCmd, " ", 1);
  shell_escape(&zCmd, mprintf("%s", g.urlFossil));
  if( url_ssh_use_http() ){
    blob_append(&zCmd, " http", 5);
  }else{
    blob_append(&zCmd, " test-http", 10);
  }
  if( g.urlPath && g.urlPath[0] ){
    blob_append(&zCmd, " ", 1);

  CSTR(g, urlHostname);
  CSTR(g, urlProtocol);
  CSTR(g, urlPath);
  CSTR(g, urlUser);
  CSTR(g, urlPasswd);
  CSTR(g, urlCanonical);
  CSTR(g, urlProxyAuth);
  CSTR(g, urlFossil);
  CSTR(g, zLogin);
  CSTR(g, zSSLIdentity);
  CSTR(g, zIpAddr);
  CSTR(g, zNonce);
  CSTR(g, zCsrfToken);

  o = cson_new_object();

  int fSqlStats;          /* True if --sqltrace or --sqlstats are present */
  int fSqlPrint;          /* True if -sqlprint flag is present */
  int fQuiet;             /* True if -quiet flag is present */
  int fHttpTrace;         /* Trace outbound HTTP requests */
  int fSystemTrace;       /* Trace calls to fossil_system(), --systemtrace */
  int fSshTrace;          /* Trace the SSH setup traffic */
  int fSshClient;         /* HTTP client flags for SSH client */

  char *zSshCmd;          /* SSH command string */
  char *zFossilUser;      /* Fossil user if different from URL user */
  int fNoSync;            /* Do not do an autosync ever.  --nosync */
  char *zPath;            /* Name of webpage being served */
  char *zExtra;           /* Extra path information past the webpage name */
  char *zBaseURL;         /* Full text of the URL being served */
  char *zTop;             /* Parent directory of zPath */

  int urlPort;            /* TCP port number for http: or https: */
  int urlDfltPort;        /* The default port for the given protocol */
  char *urlPath;          /* Pathname for http: */
  char *urlUser;          /* User id for http: */
  char *urlPasswd;        /* Password for http: */
  char *urlCanonical;     /* Canonical representation of the URL */
  char *urlProxyAuth;     /* Proxy-Authorizer: string */
  char *urlFossil;        /* The fossil query parameter on ssh: */
  unsigned urlFlags;      /* Boolean flags controlling URL processing */

  const char *zLogin;     /* Login name.  "" if not logged in. */
  const char *zSSLIdentity;  /* Value of --ssl-identity option, filename of
                             ** SSL client identity */
  int useLocalauth;       /* No login required if from 127.0.0.1 */
  int noPswd;             /* Logged in without password (on 127.0.0.1) */

    g.isHTTP = 0;
    g.fQuiet = find_option("quiet", 0, 0)!=0;
    g.fSqlTrace = find_option("sqltrace", 0, 0)!=0;
    g.fSqlStats = find_option("sqlstats", 0, 0)!=0;
    g.fSystemTrace = find_option("systemtrace", 0, 0)!=0;
    g.fSshTrace = find_option("sshtrace", 0, 0)!=0;
    g.fSshClient = 0;

    g.zSshCmd = 0;
    g.zFossilUser = 0;
    if( g.fSqlTrace ) g.fSqlStats = 1;
    g.fSqlPrint = find_option("sqlprint", 0, 0)!=0;
    g.fHttpTrace = find_option("httptrace", 0, 0)!=0;
    g.zLogin = find_option("user", "U", 1);
    g.zSSLIdentity = find_option("ssl-identity", 0, 1);

**
** HTTP url format as follows (HTTPS is the same with a different scheme):
**
**     http://userid:password@host:port/path
**
** SSH url format is:
**
**     ssh://userid:password@host:port/path?fossil=path/to/fossil.exe
**
*/
void url_parse(const char *zUrl, unsigned int urlFlags){
  int i, j, c;
  char *zFile = 0;
  int bPrompted = 0;
  int bSetUrl = 1;

      g.urlProtocol = "https";
      g.urlDfltPort = 443;
      iStart = 8;
    }else if( zUrl[0]=='s' ){
      g.urlIsSsh = 1;
      g.urlProtocol = "ssh";
      g.urlDfltPort = 22;
      g.urlFossil = "fossil";
      iStart = 6;
    }else{
      g.urlIsHttps = 0;
      g.urlProtocol = "http";
      g.urlDfltPort = 80;
      iStart = 7;
    }

    dehttpize(g.urlName);
    g.urlPath = mprintf("%s", &zUrl[i]);
    for(i=0; g.urlPath[i] && g.urlPath[i]!='?'; i++){}
    if( g.urlPath[i] ){
      g.urlPath[i] = 0;
      i++;
    }
    zExe = mprintf("");
    while( g.urlPath[i]!=0 ){
      char *zName, *zValue;
      zName = &g.urlPath[i];
      zValue = zName;
      while( g.urlPath[i] && g.urlPath[i]!='=' ){ i++; }
      if( g.urlPath[i]=='=' ){
        g.urlPath[i] = 0;
        i++;
        zValue = &g.urlPath[i];
        while( g.urlPath[i] && g.urlPath[i]!='&' ){ i++; }
      }
      if( g.urlPath[i] ){
        g.urlPath[i] = 0;
        i++;
      }
      if( fossil_strcmp(zName,"fossil")==0 ){
        g.urlFossil = zValue;
        dehttpize(g.urlFossil);
        zExe = mprintf("%cfossil=%T", cQuerySep, g.urlFossil);
        cQuerySep = '&';
      }
    }

    dehttpize(g.urlPath);
    if( g.urlDfltPort==g.urlPort ){
      g.urlCanonical = mprintf(
        "%s://%s%T%T%s", 
        g.urlProtocol, zLogin, g.urlName, g.urlPath, zExe
      );
    }else{
      g.urlCanonical = mprintf(
        "%s://%s%T:%d%T%s",
        g.urlProtocol, zLogin, g.urlName, g.urlPort, g.urlPath, zExe
      );
    }
    if( g.urlIsSsh && g.urlPath[1] ) g.urlPath++;
    free(zLogin);
  }else if( strncmp(zUrl, "file:", 5)==0 ){
    g.urlIsFile = 1;
    if( zUrl[5]=='/' && zUrl[6]=='/' ){

    fossil_print("g.urlPort      = %d\n", g.urlPort);
    fossil_print("g.urlDfltPort  = %d\n", g.urlDfltPort);
    fossil_print("g.urlHostname  = %s\n", g.urlHostname);
    fossil_print("g.urlPath      = %s\n", g.urlPath);
    fossil_print("g.urlUser      = %s\n", g.urlUser);
    fossil_print("g.urlPasswd    = %s\n", g.urlPasswd);
    fossil_print("g.urlCanonical = %s\n", g.urlCanonical);
    fossil_print("g.urlFossil    = %s\n", g.urlFossil);
    fossil_print("g.urlFlags     = 0x%02x\n", g.urlFlags);
    if( g.urlIsFile || g.urlIsSsh ) break;
    if( i==0 ){
      fossil_print("********\n");
      url_enable_proxy("Using proxy: ");
    }
  }