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/*
Unix SMB/CIFS implementation.
Test validity of smb.conf
Copyright (C) Karl Auer 1993, 1994-1998
Extensively modified by Andrew Tridgell, 1995
Converted to popt by Jelmer Vernooij (jelmer@nl.linux.org), 2002
Updated for Samba4 by Andrew Bartlett <abartlet@samba.org> 2006
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 3 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.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*
* Testbed for loadparm.c/params.c
*
* This module simply loads a specified configuration file and
* if successful, dumps it's contents to stdout. Note that the
* operation is performed with DEBUGLEVEL at 3.
*
* Useful for a quick 'syntax check' of a configuration file.
*
*/
#include "includes.h"
#include "system/filesys.h"
#include "lib/cmdline/popt_common.h"
#include "lib/socket/socket.h"
#include "param/param.h"
/***********************************************
Here we do a set of 'hard coded' checks for bad
configuration settings.
************************************************/
static int do_global_checks(struct loadparm_context *lp_ctx)
{
int ret = 0;
if (!directory_exist(lp_lockdir(lp_ctx))) {
fprintf(stderr, "ERROR: lock directory %s does not exist\n",
lp_lockdir(lp_ctx));
ret = 1;
}
if (!directory_exist(lp_piddir(lp_ctx))) {
fprintf(stderr, "ERROR: pid directory %s does not exist\n",
lp_piddir(lp_ctx));
ret = 1;
}
if (strlen(lp_winbind_separator(lp_ctx)) != 1) {
fprintf(stderr,"ERROR: the 'winbind separator' parameter must be a single character.\n");
ret = 1;
}
if (*lp_winbind_separator(lp_ctx) == '+') {
fprintf(stderr,"'winbind separator = +' might cause problems with group membership.\n");
}
return ret;
}
int main(int argc, const char *argv[])
{
int s;
static int silent_mode = 0;
int ret = 0;
poptContext pc;
/*
static int show_all_parameters = 0;
static char *new_local_machine = NULL;
*/
static const char *section_name = NULL;
static char *parameter_name = NULL;
static const char *cname;
static const char *caddr;
static int show_defaults;
struct poptOption long_options[] = {
POPT_AUTOHELP
{"suppress-prompt", 0, POPT_ARG_NONE, &silent_mode, 1, "Suppress prompt for enter"},
{"verbose", 'v', POPT_ARG_NONE, &show_defaults, 1, "Show default options too"},
/*
We need support for smb.conf macros before this will work again
{"server", 'L',POPT_ARG_STRING, &new_local_machine, 0, "Set %%L macro to servername\n"},
*/
/*
These are harder to do with the new code structure
{"show-all-parameters", '\0', POPT_ARG_NONE, &show_all_parameters, 1, "Show the parameters, type, possible values" },
*/
{"section-name", '\0', POPT_ARG_STRING, §ion_name, 0, "Limit testparm to a named section" },
{"parameter-name", '\0', POPT_ARG_STRING, ¶meter_name, 0, "Limit testparm to a named parameter" },
{"client-name", '\0', POPT_ARG_STRING, &cname, 0, "Client DNS name for 'hosts allow' checking (should match reverse lookup)"},
{"client-ip", '\0', POPT_ARG_STRING, &caddr, 0, "Client IP address for 'hosts allow' checking"},
POPT_COMMON_SAMBA
POPT_COMMON_VERSION
{ NULL }
};
setup_logging(NULL, DEBUG_STDERR);
pc = poptGetContext(NULL, argc, argv, long_options,
POPT_CONTEXT_KEEP_FIRST);
poptSetOtherOptionHelp(pc, "[OPTION...] [host-name] [host-ip]");
while(poptGetNextOpt(pc) != -1);
/*
if (show_all_parameters) {
show_parameter_list();
exit(0);
}
*/
if ( cname && ! caddr ) {
printf ( "ERROR: For 'hosts allow' check you must specify both a DNS name and an IP address.\n" );
return(1);
}
/*
We need support for smb.conf macros before this will work again
if (new_local_machine) {
set_local_machine_name(new_local_machine, True);
}
*/
/* We need this to force the output */
lp_set_cmdline(global_loadparm, "log level", "2");
fprintf(stderr, "Loaded smb config files from %s\n", lp_configfile(global_loadparm));
if (!lp_load(lp_configfile(global_loadparm))) {
fprintf(stderr,"Error loading services.\n");
return(1);
}
fprintf(stderr,"Loaded services file OK.\n");
ret = do_global_checks(global_loadparm);
for (s=0;s<lp_numservices(global_loadparm);s++) {
struct loadparm_service *service = lp_servicebynum(global_loadparm, s);
if (service != NULL)
if (strlen(lp_servicename(lp_servicebynum(global_loadparm, s))) > 12) {
fprintf(stderr, "WARNING: You have some share names that are longer than 12 characters.\n" );
fprintf(stderr, "These may not be accessible to some older clients.\n" );
fprintf(stderr, "(Eg. Windows9x, WindowsMe, and not listed in smbclient in Samba 3.0.)\n" );
break;
}
}
for (s=0;s<lp_numservices(global_loadparm);s++) {
struct loadparm_service *service = lp_servicebynum(global_loadparm, s);
if (service != NULL) {
const char **deny_list = lp_hostsdeny(service);
const char **allow_list = lp_hostsallow(service);
int i;
if(deny_list) {
for (i=0; deny_list[i]; i++) {
char *hasstar = strchr_m(deny_list[i], '*');
char *hasquery = strchr_m(deny_list[i], '?');
if(hasstar || hasquery) {
fprintf(stderr,"Invalid character %c in hosts deny list (%s) for service %s.\n",
hasstar ? *hasstar : *hasquery, deny_list[i], lp_servicename(service) );
}
}
}
if(allow_list) {
for (i=0; allow_list[i]; i++) {
char *hasstar = strchr_m(allow_list[i], '*');
char *hasquery = strchr_m(allow_list[i], '?');
if(hasstar || hasquery) {
fprintf(stderr,"Invalid character %c in hosts allow list (%s) for service %s.\n",
hasstar ? *hasstar : *hasquery, allow_list[i], lp_servicename(service) );
}
}
}
}
}
if (!cname) {
if (!silent_mode) {
fprintf(stderr,"Press enter to see a dump of your service definitions\n");
fflush(stdout);
getc(stdin);
}
if (section_name || parameter_name) {
struct loadparm_service *service = NULL;
if (!section_name) {
section_name = GLOBAL_NAME;
service = NULL;
} else if ((!strwicmp(section_name, GLOBAL_NAME)) == 0 &&
(service=lp_service(global_loadparm, section_name)) == NULL) {
fprintf(stderr,"Unknown section %s\n",
section_name);
return(1);
}
if (!parameter_name) {
lp_dump_one(stdout, show_defaults, service);
} else {
ret = !lp_dump_a_parameter(global_loadparm, s, parameter_name, stdout, (service == NULL));
}
} else {
lp_dump(global_loadparm, stdout, show_defaults, lp_numservices(global_loadparm));
}
return(ret);
}
if(cname && caddr){
/* this is totally ugly, a real `quick' hack */
for (s=0;s<lp_numservices(global_loadparm);s++) {
struct loadparm_service *service = lp_servicebynum(global_loadparm, s);
if (service != NULL) {
if (allow_access(NULL, lp_hostsdeny(NULL), lp_hostsallow(NULL), cname, caddr)
&& allow_access(NULL, lp_hostsdeny(service), lp_hostsallow(service), cname, caddr)) {
fprintf(stderr,"Allow connection from %s (%s) to %s\n",
cname,caddr,lp_servicename(service));
} else {
fprintf(stderr,"Deny connection from %s (%s) to %s\n",
cname,caddr,lp_servicename(service));
}
}
}
}
return(ret);
}
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