swat.c

来自「samba-3.0.22.tar.gz 编译smb服务器的源码」· C语言 代码 · 共 1,435 行 · 第 1/3 页

		printf("<td><input type=text size=30 name=newshare></td></tr>\n");
	}
	printf("</table>");


	if (snum >= 0) {
		if (have_write_access) {
			printf("<input type=submit name=\"Commit\" value=\"%s\">\n", _("Commit Changes"));
		}

		printf("<input type=reset name=\"Reset Values\" value=\"%s\">\n", _("Reset Values"));
		printf("<p>\n");
	}

	if (snum >= 0) {
		printf("<table>\n");
		show_parameters(snum, 1, parm_filter, 0);
		printf("</table>\n");
	}

	printf("</FORM>\n");
}

/*************************************************************
change a password either locally or remotely
*************************************************************/
static BOOL change_password(const char *remote_machine, const char *user_name, 
			    const char *old_passwd, const char *new_passwd, 
				int local_flags)
{
	BOOL ret = False;
	pstring err_str;
	pstring msg_str;

	if (demo_mode) {
		printf("%s\n<p>", _("password change in demo mode rejected"));
		return False;
	}
	
	if (remote_machine != NULL) {
		ret = remote_password_change(remote_machine, user_name, old_passwd, 
									 new_passwd, err_str, sizeof(err_str));
		if(*err_str)
			printf("%s\n<p>", err_str);
		return ret;
	}

	if(!initialize_password_db(True)) {
		printf("%s\n<p>", _("Can't setup password database vectors."));
		return False;
	}
	
	ret = local_password_change(user_name, local_flags, new_passwd, err_str, sizeof(err_str),
					 msg_str, sizeof(msg_str));

	if(*msg_str)
		printf("%s\n<p>", msg_str);
	if(*err_str)
		printf("%s\n<p>", err_str);

	return ret;
}

/****************************************************************************
  do the stuff required to add or change a password 
****************************************************************************/
static void chg_passwd(void)
{
	const char *host;
	BOOL rslt;
	int local_flags = 0;

	/* Make sure users name has been specified */
	if (strlen(cgi_variable(SWAT_USER)) == 0) {
		printf("<p>%s\n", _(" Must specify \"User Name\" "));
		return;
	}

	/*
	 * smbpasswd doesn't require anything but the users name to delete, disable or enable the user,
	 * so if that's what we're doing, skip the rest of the checks
	 */
	if (!cgi_variable(DISABLE_USER_FLAG) && !cgi_variable(ENABLE_USER_FLAG) && !cgi_variable(DELETE_USER_FLAG)) {

		/*
		 * If current user is not root, make sure old password has been specified 
		 * If REMOTE change, even root must provide old password 
		 */
		if (((!am_root()) && (strlen( cgi_variable(OLD_PSWD)) <= 0)) ||
		    ((cgi_variable(CHG_R_PASSWD_FLAG)) &&  (strlen( cgi_variable(OLD_PSWD)) <= 0))) {
			printf("<p>%s\n", _(" Must specify \"Old Password\" "));
			return;
		}

		/* If changing a users password on a remote hosts we have to know what host */
		if ((cgi_variable(CHG_R_PASSWD_FLAG)) && (strlen( cgi_variable(RHOST)) <= 0)) {
			printf("<p>%s\n", _(" Must specify \"Remote Machine\" "));
			return;
		}

		/* Make sure new passwords have been specified */
		if ((strlen( cgi_variable(NEW_PSWD)) <= 0) ||
		    (strlen( cgi_variable(NEW2_PSWD)) <= 0)) {
			printf("<p>%s\n", _(" Must specify \"New, and Re-typed Passwords\" "));
			return;
		}

		/* Make sure new passwords was typed correctly twice */
		if (strcmp(cgi_variable(NEW_PSWD), cgi_variable(NEW2_PSWD)) != 0) {
			printf("<p>%s\n", _(" Re-typed password didn't match new password "));
			return;
		}
	}

	if (cgi_variable(CHG_R_PASSWD_FLAG)) {
		host = cgi_variable(RHOST);
	} else if (am_root()) {
		host = NULL;
	} else {
		host = "127.0.0.1";
	}

	/*
	 * Set up the local flags.
	 */

	local_flags |= (cgi_variable(ADD_USER_FLAG) ? LOCAL_ADD_USER : 0);
	local_flags |= (cgi_variable(ADD_USER_FLAG) ?  LOCAL_SET_PASSWORD : 0);
	local_flags |= (cgi_variable(CHG_S_PASSWD_FLAG) ? LOCAL_SET_PASSWORD : 0);
	local_flags |= (cgi_variable(DELETE_USER_FLAG) ? LOCAL_DELETE_USER : 0);
	local_flags |= (cgi_variable(ENABLE_USER_FLAG) ? LOCAL_ENABLE_USER : 0);
	local_flags |= (cgi_variable(DISABLE_USER_FLAG) ? LOCAL_DISABLE_USER : 0);
	

	rslt = change_password(host,
			       cgi_variable(SWAT_USER),
			       cgi_variable(OLD_PSWD), cgi_variable(NEW_PSWD),
				   local_flags);

	if(cgi_variable(CHG_S_PASSWD_FLAG)) {
		printf("<p>");
		if (rslt == True) {
			printf(_(" The passwd for '%s' has been changed."), cgi_variable(SWAT_USER));
			printf("\n");
		} else {
			printf(_(" The passwd for '%s' has NOT been changed."), cgi_variable(SWAT_USER));
			printf("\n");
		}
	}
	
	return;
}

/****************************************************************************
  display a password editing page  
****************************************************************************/
static void passwd_page(void)
{
	const char *new_name = cgi_user_name();

	/* 
	 * After the first time through here be nice. If the user
	 * changed the User box text to another users name, remember it.
	 */
	if (cgi_variable(SWAT_USER)) {
		new_name = cgi_variable(SWAT_USER);
	} 

	if (!new_name) new_name = "";

	printf("<H2>%s</H2>\n", _("Server Password Management"));

	printf("<FORM name=\"swatform\" method=post>\n");

	printf("<table>\n");

	/* 
	 * Create all the dialog boxes for data collection
	 */
	printf("<tr><td> %s : </td>\n", _("User Name"));
	printf("<td><input type=text size=30 name=%s value=%s></td></tr> \n", SWAT_USER, new_name);
	if (!am_root()) {
		printf("<tr><td> %s : </td>\n", _("Old Password"));
		printf("<td><input type=password size=30 name=%s></td></tr> \n",OLD_PSWD);
	}
	printf("<tr><td> %s : </td>\n", _("New Password"));
	printf("<td><input type=password size=30 name=%s></td></tr>\n",NEW_PSWD);
	printf("<tr><td> %s : </td>\n", _("Re-type New Password"));
	printf("<td><input type=password size=30 name=%s></td></tr>\n",NEW2_PSWD);
	printf("</table>\n");

	/*
	 * Create all the control buttons for requesting action
	 */
	printf("<input type=submit name=%s value=\"%s\">\n", 
	       CHG_S_PASSWD_FLAG, _("Change Password"));
	if (demo_mode || am_root()) {
		printf("<input type=submit name=%s value=\"%s\">\n",
		       ADD_USER_FLAG, _("Add New User"));
		printf("<input type=submit name=%s value=\"%s\">\n",
		       DELETE_USER_FLAG, _("Delete User"));
		printf("<input type=submit name=%s value=\"%s\">\n", 
		       DISABLE_USER_FLAG, _("Disable User"));
		printf("<input type=submit name=%s value=\"%s\">\n", 
		       ENABLE_USER_FLAG, _("Enable User"));
	}
	printf("<p></FORM>\n");

	/*
	 * Do some work if change, add, disable or enable was
	 * requested. It could be this is the first time through this
	 * code, so there isn't anything to do.  */
	if ((cgi_variable(CHG_S_PASSWD_FLAG)) || (cgi_variable(ADD_USER_FLAG)) || (cgi_variable(DELETE_USER_FLAG)) ||
	    (cgi_variable(DISABLE_USER_FLAG)) || (cgi_variable(ENABLE_USER_FLAG))) {
		chg_passwd();		
	}

	printf("<H2>%s</H2>\n", _("Client/Server Password Management"));

	printf("<FORM name=\"swatform\" method=post>\n");

	printf("<table>\n");

	/* 
	 * Create all the dialog boxes for data collection
	 */
	printf("<tr><td> %s : </td>\n", _("User Name"));
	printf("<td><input type=text size=30 name=%s value=%s></td></tr>\n",SWAT_USER, new_name);
	printf("<tr><td> %s : </td>\n", _("Old Password"));
	printf("<td><input type=password size=30 name=%s></td></tr>\n",OLD_PSWD);
	printf("<tr><td> %s : </td>\n", _("New Password"));
	printf("<td><input type=password size=30 name=%s></td></tr>\n",NEW_PSWD);
	printf("<tr><td> %s : </td>\n", _("Re-type New Password"));
	printf("<td><input type=password size=30 name=%s></td></tr>\n",NEW2_PSWD);
	printf("<tr><td> %s : </td>\n", _("Remote Machine"));
	printf("<td><input type=text size=30 name=%s></td></tr>\n",RHOST);

	printf("</table>");

	/*
	 * Create all the control buttons for requesting action
	 */
	printf("<input type=submit name=%s value=\"%s\">", 
	       CHG_R_PASSWD_FLAG, _("Change Password"));

	printf("<p></FORM>\n");

	/*
	 * Do some work if a request has been made to change the
	 * password somewhere other than the server. It could be this
	 * is the first time through this code, so there isn't
	 * anything to do.  */
	if (cgi_variable(CHG_R_PASSWD_FLAG)) {
		chg_passwd();		
	}

}

/****************************************************************************
  display a printers editing page  
****************************************************************************/
static void printers_page(void)
{
	const char *share = cgi_variable("share");
	char *s;
	int snum=-1;
	int i;
	int mode = 0;
	unsigned int parm_filter = FLAG_BASIC;

	if (share)
		snum = lp_servicenumber(share);

        printf("<H2>%s</H2>\n", _("Printer Parameters"));
 
        printf("<H3>%s</H3>\n", _("Important Note:"));
        printf(_("Printer names marked with [*] in the Choose Printer drop-down box "));
        printf(_("are autoloaded printers from "));
        printf("<A HREF=\"/swat/help/smb.conf.5.html#printcapname\" target=\"docs\">%s</A>\n", _("Printcap Name"));
        printf("%s\n", _("Attempting to delete these printers from SWAT will have no effect."));

	if (cgi_variable("Commit") && snum >= 0) {
		commit_parameters(snum);
		if (snum >= iNumNonAutoPrintServices)
		    save_reload(snum);
		else
		    save_reload(0);
	}

	if (cgi_variable("Delete") && snum >= 0) {
		lp_remove_service(snum);
		save_reload(0);
		share = NULL;
		snum = -1;
	}

	if (cgi_variable("createshare") && (share=cgi_variable("newshare"))) {
		load_config(False);
		lp_copy_service(GLOBAL_SECTION_SNUM, share);
		iNumNonAutoPrintServices = lp_numservices();
		snum = lp_servicenumber(share);
		lp_do_parameter(snum, "print ok", "Yes");
		save_reload(0);
		snum = lp_servicenumber(share);
	}

	printf("<FORM name=\"swatform\" method=post>\n");

	if ( cgi_variable("ViewMode") )
		mode = atoi(cgi_variable("ViewMode"));
        if ( cgi_variable("BasicMode"))
                mode = 0;
        if ( cgi_variable("AdvMode"))
                mode = 1;

	ViewModeBoxes( mode );
	switch ( mode ) {
		case 0:
			parm_filter = FLAG_BASIC;
			break;
		case 1:
			parm_filter = FLAG_ADVANCED;
			break;
	}
	printf("<table>\n");
	printf("<tr><td><input type=submit name=\"selectshare\" value=\"%s\"></td>\n", _("Choose Printer"));
	printf("<td><select name=\"share\">\n");
	if (snum < 0 || !lp_print_ok(snum))
		printf("<option value=\" \"> \n");
	for (i=0;i<lp_numservices();i++) {
		s = lp_servicename(i);
		if (s && (*s) && strcmp(s,"IPC$") && lp_print_ok(i)) {
                    if (i >= iNumNonAutoPrintServices)
                        printf("<option %s value=\"%s\">[*]%s\n",
                               (share && strcmp(share,s)==0)?"SELECTED":"",
                               s, s);
                    else
			printf("<option %s value=\"%s\">%s\n", 
			       (share && strcmp(share,s)==0)?"SELECTED":"",
			       s, s);
		}
	}
	printf("</select></td>");
	if (have_write_access) {
		printf("<td><input type=submit name=\"Delete\" value=\"%s\"></td>\n", _("Delete Printer"));
	}
	printf("</tr>");
	printf("</table>\n");

	if (have_write_access) {
		printf("<table>\n");
		printf("<tr><td><input type=submit name=\"createshare\" value=\"%s\"></td>\n", _("Create Printer"));
		printf("<td><input type=text size=30 name=\"newshare\"></td></tr>\n");
		printf("</table>");
	}


	if (snum >= 0) {
		if (have_write_access) {
			printf("<input type=submit name=\"Commit\" value=\"%s\">\n", _("Commit Changes"));
		}
		printf("<input type=reset name=\"Reset Values\" value=\"%s\">\n", _("Reset Values"));
		printf("<p>\n");
	}

	if (snum >= 0) {
		printf("<table>\n");
		show_parameters(snum, 1, parm_filter, 1);
		printf("</table>\n");
	}
	printf("</FORM>\n");
}


/**
 * main function for SWAT.
 **/
 int main(int argc, char *argv[])
{
	const char *page;
	poptContext pc;
	struct poptOption long_options[] = {
		POPT_AUTOHELP
		{ "disable-authentication", 'a', POPT_ARG_VAL, &demo_mode, True, "Disable authentication (demo mode)" },
        	{ "password-menu-only", 'P', POPT_ARG_VAL, &passwd_only, True, "Show only change password menu" }, 
		POPT_COMMON_SAMBA
		POPT_TABLEEND
	};

	fault_setup(NULL);
	umask(S_IWGRP | S_IWOTH);

#if defined(HAVE_SET_AUTH_PARAMETERS)
	set_auth_parameters(argc, argv);
#endif /* HAVE_SET_AUTH_PARAMETERS */

	/* just in case it goes wild ... */
	alarm(300);

	setlinebuf(stdout);

	/* we don't want any SIGPIPE messages */
	BlockSignals(True,SIGPIPE);

	dbf = x_fopen("/dev/null", O_WRONLY, 0);
	if (!dbf) dbf = x_stderr;

	/* we don't want stderr screwing us up */
	close(2);
	open("/dev/null", O_WRONLY);

	pc = poptGetContext("swat", argc, (const char **) argv, long_options, 0);

	/* Parse command line options */

	while(poptGetNextOpt(pc) != -1) { }

	poptFreeContext(pc);

	setup_logging(argv[0],False);
	load_config(True);
	load_interfaces();
	iNumNonAutoPrintServices = lp_numservices();
	load_printers();

	cgi_setup(dyn_SWATDIR, !demo_mode);

	print_header();

	cgi_load_variables();

	if (!file_exist(dyn_CONFIGFILE, NULL)) {
		have_read_access = True;
		have_write_access = True;
	} else {
		/* check if the authenticated user has write access - if not then
		   don't show write options */
		have_write_access = (access(dyn_CONFIGFILE,W_OK) == 0);

		/* if the user doesn't have read access to smb.conf then
		   don't let them view it */
		have_read_access = (access(dyn_CONFIGFILE,R_OK) == 0);
	}

	show_main_buttons();

	page = cgi_pathinfo();

	/* Root gets full functionality */
	if (have_read_access && strcmp(page, "globals")==0) {
		globals_page();
	} else if (have_read_access && strcmp(page,"shares")==0) {
		shares_page();
	} else if (have_read_access && strcmp(page,"printers")==0) {
		printers_page();
	} else if (have_read_access && strcmp(page,"status")==0) {
		status_page();
	} else if (have_read_access && strcmp(page,"viewconfig")==0) {
		viewconfig_page();
	} else if (strcmp(page,"passwd")==0) {
		passwd_page();
	} else if (have_read_access && strcmp(page,"wizard")==0) {
		wizard_page();
	} else if (have_read_access && strcmp(page,"wizard_params")==0) {
		wizard_params_page();
	} else if (have_read_access && strcmp(page,"rewritecfg")==0) {
		rewritecfg_file();
	} else {
		welcome_page();
	}

	print_footer();
	return 0;
}

/** @} **/