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|
/*
Unix SMB/CIFS implementation.
Winbind status program.
Copyright (C) Tim Potter 2000-2002
Copyright (C) Andrew Bartlett 2002
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.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "includes.h"
#include "winbindd.h"
#include "debug.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_WINBIND
extern int winbindd_fd;
static char winbind_separator(void)
{
struct winbindd_response response;
static BOOL got_sep;
static char sep;
if (got_sep)
return sep;
ZERO_STRUCT(response);
/* Send off request */
if (winbindd_request(WINBINDD_INFO, NULL, &response) !=
NSS_STATUS_SUCCESS) {
d_printf("could not obtain winbind separator!\n");
/* HACK: (this module should not call lp_ funtions) */
return *lp_winbind_separator();
}
sep = response.data.info.winbind_separator;
got_sep = True;
if (!sep) {
d_printf("winbind separator was NULL!\n");
/* HACK: (this module should not call lp_ funtions) */
sep = *lp_winbind_separator();
}
return sep;
}
static char *get_winbind_domain(void)
{
struct winbindd_response response;
static fstring winbind_domain;
ZERO_STRUCT(response);
/* Send off request */
if (winbindd_request(WINBINDD_DOMAIN_NAME, NULL, &response) !=
NSS_STATUS_SUCCESS) {
d_printf("could not obtain winbind domain name!\n");
/* HACK: (this module should not call lp_ funtions) */
return lp_workgroup();
}
fstrcpy(winbind_domain, response.data.domain_name);
return winbind_domain;
}
/* Copy of parse_domain_user from winbindd_util.c. Parse a string of the
form DOMAIN/user into a domain and a user */
static BOOL parse_wbinfo_domain_user(const char *domuser, fstring domain,
fstring user)
{
char *p = strchr(domuser,winbind_separator());
if (!p) {
fstrcpy(user, domuser);
fstrcpy(domain, get_winbind_domain());
return True;
}
fstrcpy(user, p+1);
fstrcpy(domain, domuser);
domain[PTR_DIFF(p, domuser)] = 0;
strupper(domain);
return True;
}
/* List groups a user is a member of */
static BOOL wbinfo_get_usergroups(char *user)
{
struct winbindd_request request;
struct winbindd_response response;
NSS_STATUS result;
int i;
ZERO_STRUCT(response);
/* Send request */
fstrcpy(request.data.username, user);
result = winbindd_request(WINBINDD_GETGROUPS, &request, &response);
if (result != NSS_STATUS_SUCCESS)
return False;
for (i = 0; i < response.data.num_entries; i++)
d_printf("%d\n", (int)((gid_t *)response.extra_data)[i]);
SAFE_FREE(response.extra_data);
return True;
}
/* Convert NetBIOS name to IP */
static BOOL wbinfo_wins_byname(char *name)
{
struct winbindd_request request;
struct winbindd_response response;
ZERO_STRUCT(request);
ZERO_STRUCT(response);
/* Send request */
fstrcpy(request.data.winsreq, name);
if (winbindd_request(WINBINDD_WINS_BYNAME, &request, &response) !=
NSS_STATUS_SUCCESS) {
return False;
}
/* Display response */
printf("%s\n", response.data.winsresp);
return True;
}
/* Convert IP to NetBIOS name */
static BOOL wbinfo_wins_byip(char *ip)
{
struct winbindd_request request;
struct winbindd_response response;
ZERO_STRUCT(request);
ZERO_STRUCT(response);
/* Send request */
fstrcpy(request.data.winsreq, ip);
if (winbindd_request(WINBINDD_WINS_BYIP, &request, &response) !=
NSS_STATUS_SUCCESS) {
return False;
}
/* Display response */
printf("%s\n", response.data.winsresp);
return True;
}
/* List trusted domains */
static BOOL wbinfo_list_domains(void)
{
struct winbindd_response response;
fstring name;
ZERO_STRUCT(response);
/* Send request */
if (winbindd_request(WINBINDD_LIST_TRUSTDOM, NULL, &response) !=
NSS_STATUS_SUCCESS)
return False;
/* Display response */
if (response.extra_data) {
char *extra_data = (char *)response.extra_data;
while(next_token(&extra_data, name, ",", sizeof(fstring)))
d_printf("%s\n", name);
SAFE_FREE(response.extra_data);
}
return True;
}
/* show sequence numbers */
static BOOL wbinfo_show_sequence(void)
{
struct winbindd_response response;
ZERO_STRUCT(response);
/* Send request */
if (winbindd_request(WINBINDD_SHOW_SEQUENCE, NULL, &response) !=
NSS_STATUS_SUCCESS)
return False;
/* Display response */
if (response.extra_data) {
char *extra_data = (char *)response.extra_data;
d_printf("%s", extra_data);
SAFE_FREE(response.extra_data);
}
return True;
}
/* Check trust account password */
static BOOL wbinfo_check_secret(void)
{
struct winbindd_response response;
NSS_STATUS result;
ZERO_STRUCT(response);
result = winbindd_request(WINBINDD_CHECK_MACHACC, NULL, &response);
d_printf("checking the trust secret via RPC calls %s\n",
(result == NSS_STATUS_SUCCESS) ? "succeeded" : "failed");
if (result != NSS_STATUS_SUCCESS)
d_printf("error code was %s (0x%x)\n",
response.data.auth.nt_status_string,
response.data.auth.nt_status);
return result == NSS_STATUS_SUCCESS;
}
/* Convert uid to sid */
static BOOL wbinfo_uid_to_sid(uid_t uid)
{
struct winbindd_request request;
struct winbindd_response response;
ZERO_STRUCT(request);
ZERO_STRUCT(response);
/* Send request */
request.data.uid = uid;
if (winbindd_request(WINBINDD_UID_TO_SID, &request, &response) !=
NSS_STATUS_SUCCESS)
return False;
/* Display response */
d_printf("%s\n", response.data.sid.sid);
return True;
}
/* Convert gid to sid */
static BOOL wbinfo_gid_to_sid(gid_t gid)
{
struct winbindd_request request;
struct winbindd_response response;
ZERO_STRUCT(request);
ZERO_STRUCT(response);
/* Send request */
request.data.gid = gid;
if (winbindd_request(WINBINDD_GID_TO_SID, &request, &response) !=
NSS_STATUS_SUCCESS)
return False;
/* Display response */
d_printf("%s\n", response.data.sid.sid);
return True;
}
/* Convert sid to uid */
static BOOL wbinfo_sid_to_uid(char *sid)
{
struct winbindd_request request;
struct winbindd_response response;
ZERO_STRUCT(request);
ZERO_STRUCT(response);
/* Send request */
fstrcpy(request.data.sid, sid);
if (winbindd_request(WINBINDD_SID_TO_UID, &request, &response) !=
NSS_STATUS_SUCCESS)
return False;
/* Display response */
d_printf("%d\n", (int)response.data.uid);
return True;
}
static BOOL wbinfo_sid_to_gid(char *sid)
{
struct winbindd_request request;
struct winbindd_response response;
ZERO_STRUCT(request);
ZERO_STRUCT(response);
/* Send request */
fstrcpy(request.data.sid, sid);
if (winbindd_request(WINBINDD_SID_TO_GID, &request, &response) !=
NSS_STATUS_SUCCESS)
return False;
/* Display response */
d_printf("%d\n", (int)response.data.gid);
return True;
}
/* Convert sid to string */
static BOOL wbinfo_lookupsid(char *sid)
{
struct winbindd_request request;
struct winbindd_response response;
ZERO_STRUCT(request);
ZERO_STRUCT(response);
/* Send off request */
fstrcpy(request.data.sid, sid);
if (winbindd_request(WINBINDD_LOOKUPSID, &request, &response) !=
NSS_STATUS_SUCCESS)
return False;
/* Display response */
d_printf("%s%c%s %d\n", response.data.name.dom_name,
winbind_separator(), response.data.name.name,
response.data.name.type);
return True;
}
/* Convert string to sid */
static BOOL wbinfo_lookupname(char *name)
{
struct winbindd_request request;
struct winbindd_response response;
/* Send off request */
ZERO_STRUCT(request);
ZERO_STRUCT(response);
parse_wbinfo_domain_user(name, request.data.name.dom_name,
request.data.name.name);
if (winbindd_request(WINBINDD_LOOKUPNAME, &request, &response) !=
NSS_STATUS_SUCCESS)
return False;
/* Display response */
d_printf("%s %d\n", response.data.sid.sid, response.data.sid.type);
return True;
}
/* Authenticate a user with a plaintext password */
static BOOL wbinfo_auth(char *username)
{
struct winbindd_request request;
struct winbindd_response response;
NSS_STATUS result;
fstring name_user, name_domain;
char *p;
/* Send off request */
ZERO_STRUCT(request);
ZERO_STRUCT(response);
p = strchr(username, '%');
if (p) {
*p = 0;
fstrcpy(request.data.auth.pass, p + 1);
}
parse_wbinfo_domain_user(username, name_domain, name_user);
if (p)
*p = '%';
fstrcpy(request.data.auth.user, name_user);
fstrcpy(request.data.auth.domain, name_domain);
result = winbindd_request(WINBINDD_PAM_AUTH, &request, &response);
/* Display response */
d_printf("plaintext password authentication %s\n",
(result == NSS_STATUS_SUCCESS) ? "succeeded" : "failed");
if (response.data.auth.nt_status)
d_printf("error code was %s (0x%x)\n",
response.data.auth.nt_status_string,
response.data.auth.nt_status);
return result == NSS_STATUS_SUCCESS;
}
/* Authenticate a user with a challenge/response */
static BOOL wbinfo_auth_crap(char *username)
{
struct winbindd_request request;
struct winbindd_response response;
NSS_STATUS result;
fstring name_user;
fstring name_domain;
fstring pass;
char *p;
/* Send off request */
ZERO_STRUCT(request);
ZERO_STRUCT(response);
p = strchr(username, '%');
if (p) {
*p = 0;
fstrcpy(pass, p + 1);
}
parse_wbinfo_domain_user(username, name_domain, name_user);
if (p)
*p = '%';
fstrcpy(request.data.auth_crap.user, name_user);
fstrcpy(request.data.auth_crap.domain, name_domain);
generate_random_buffer(request.data.auth_crap.chal, 8, False);
SMBencrypt(pass, request.data.auth_crap.chal,
(uchar *)request.data.auth_crap.lm_resp);
SMBNTencrypt(pass, request.data.auth_crap.chal,
(uchar *)request.data.auth_crap.nt_resp);
request.data.auth_crap.lm_resp_len = 24;
request.data.auth_crap.nt_resp_len = 24;
result = winbindd_request(WINBINDD_PAM_AUTH_CRAP, &request, &response);
/* Display response */
d_printf("challenge/response password authentication %s\n",
(result == NSS_STATUS_SUCCESS) ? "succeeded" : "failed");
if (response.data.auth.nt_status)
d_printf("error code was %s (0x%x)\n",
response.data.auth.nt_status_string,
response.data.auth.nt_status);
return result == NSS_STATUS_SUCCESS;
}
/* Print domain users */
static BOOL print_domain_users(void)
{
struct winbindd_response response;
char *extra_data;
fstring name;
/* Send request to winbind daemon */
ZERO_STRUCT(response);
if (winbindd_request(WINBINDD_LIST_USERS, NULL, &response) !=
NSS_STATUS_SUCCESS)
return False;
/* Look through extra data */
if (!response.extra_data)
return False;
extra_data = (char *)response.extra_data;
while(next_token(&extra_data, name, ",", sizeof(fstring)))
d_printf("%s\n", name);
SAFE_FREE(response.extra_data);
return True;
}
/* Print domain groups */
static BOOL print_domain_groups(void)
{
struct winbindd_response response;
char *extra_data;
fstring name;
ZERO_STRUCT(response);
if (winbindd_request(WINBINDD_LIST_GROUPS, NULL, &response) !=
NSS_STATUS_SUCCESS)
return False;
/* Look through extra data */
if (!response.extra_data)
return False;
extra_data = (char *)response.extra_data;
while(next_token(&extra_data, name, ",", sizeof(fstring)))
d_printf("%s\n", name);
SAFE_FREE(response.extra_data);
return True;
}
/* Set the authorised user for winbindd access in secrets.tdb */
static BOOL wbinfo_set_auth_user(char *username)
{
char *password;
fstring user, domain;
/* Separate into user and password */
parse_wbinfo_domain_user(username, domain, user);
password = strchr(user, '%');
if (password) {
*password = 0;
password++;
} else
password = "";
/* Store in secrets.tdb */
if (!secrets_store(SECRETS_AUTH_USER, user,
strlen(user) + 1) ||
!secrets_store(SECRETS_AUTH_DOMAIN, domain,
strlen(domain) + 1) ||
!secrets_store(SECRETS_AUTH_PASSWORD, password,
strlen(password) + 1)) {
d_fprintf(stderr, "error storing authenticated user info\n");
return False;
}
return True;
}
static BOOL wbinfo_ping(void)
{
NSS_STATUS result;
result = winbindd_request(WINBINDD_PING, NULL, NULL);
/* Display response */
d_printf("'ping' to winbindd %s on fd %d\n",
(result == NSS_STATUS_SUCCESS) ? "succeeded" : "failed", winbindd_fd);
return result == NSS_STATUS_SUCCESS;
}
/* Main program */
enum {
OPT_SET_AUTH_USER = 1000,
OPT_SEQUENCE
};
int main(int argc, char **argv)
{
extern pstring global_myname;
int opt;
poptContext pc;
static char *string_arg;
static int int_arg;
BOOL got_command = False;
int result = 1;
struct poptOption long_options[] = {
POPT_AUTOHELP
/* longName, shortName, argInfo, argPtr, value, descrip,
argDesc */
{ "domain-users", 'u', POPT_ARG_NONE, 0, 'u', "Lists all domain users"},
{ "domain-groups", 'g', POPT_ARG_NONE, 0, 'g', "Lists all domain groups" },
{ "WINS-by-name", 'N', POPT_ARG_STRING, &string_arg, 'N', "Converts NetBIOS name to IP (WINS)" },
{ "WINS-by-ip", 'I', POPT_ARG_STRING, &string_arg, 'I', "Converts IP address to NetBIOS name (WINS)" },
{ "name-to-sid", 'n', POPT_ARG_STRING, &string_arg, 'n', "Converts name to sid" },
{ "sid-to-name", 's', POPT_ARG_STRING, &string_arg, 's', "Converts sid to name" },
{ "uid-to-sid", 'U', POPT_ARG_INT, &int_arg, 'U', "Converts uid to sid" },
{ "gid-to-sid", 'G', POPT_ARG_INT, &int_arg, 'G', "Converts gid to sid" },
{ "sid-to-uid", 'S', POPT_ARG_STRING, &string_arg, 'S', "Converts sid to uid" },
{ "sid-to-gid", 'Y', POPT_ARG_STRING, &string_arg, 'Y', "Converts sid to gid" },
{ "check-secret", 't', POPT_ARG_NONE, 0, 't', "Check shared secret" },
{ "trusted-domains", 'm', POPT_ARG_NONE, 0, 'm', "List trusted domains" },
{ "sequence", 0, POPT_ARG_NONE, 0, OPT_SEQUENCE, "show sequence numbers of all domains" },
{ "user-groups", 'r', POPT_ARG_STRING, &string_arg, 'r', "Get user groups" },
{ "authenticate", 'a', POPT_ARG_STRING, &string_arg, 'a', "authenticate user", "user%password" },
{ "set-auth-user", 'A', POPT_ARG_STRING, &string_arg, OPT_SET_AUTH_USER, "Store user and password used by winbindd (root only)", "user%password" },
{ "ping", 'p', POPT_ARG_NONE, 0, 'p', "'ping' winbindd to see if it is alive" },
{ 0, 0, 0, 0 }
};
/* Samba client initialisation */
if (!*global_myname) {
char *p;
fstrcpy(global_myname, myhostname());
p = strchr(global_myname, '.');
if (p)
*p = 0;
}
if (!lp_load(dyn_CONFIGFILE, True, False, False)) {
d_fprintf(stderr, "wbinfo: error opening config file %s. Error was %s\n",
dyn_CONFIGFILE, strerror(errno));
exit(1);
}
load_interfaces();
/* Parse options */
pc = poptGetContext("wbinfo", argc, (const char **)argv, long_options, 0);
/* Parse command line options */
if (argc == 1) {
poptPrintHelp(pc, stderr, 0);
return 1;
}
while((opt = poptGetNextOpt(pc)) != -1) {
if (got_command) {
d_fprintf(stderr, "No more than one command may be specified at once.\n");
exit(1);
}
got_command = True;
}
poptFreeContext(pc);
pc = poptGetContext(NULL, argc, (const char **)argv, long_options,
POPT_CONTEXT_KEEP_FIRST);
while((opt = poptGetNextOpt(pc)) != -1) {
switch (opt) {
case 'u':
if (!print_domain_users()) {
d_printf("Error looking up domain users\n");
goto done;
}
break;
case 'g':
if (!print_domain_groups()) {
d_printf("Error looking up domain groups\n");
goto done;
}
break;
case 's':
if (!wbinfo_lookupsid(string_arg)) {
d_printf("Could not lookup sid %s\n", string_arg);
goto done;
}
break;
case 'n':
if (!wbinfo_lookupname(string_arg)) {
d_printf("Could not lookup name %s\n", string_arg);
goto done;
}
break;
case 'N':
if (!wbinfo_wins_byname(string_arg)) {
d_printf("Could not lookup WINS by name %s\n", string_arg);
goto done;
}
break;
case 'I':
if (!wbinfo_wins_byip(string_arg)) {
d_printf("Could not lookup WINS by IP %s\n", string_arg);
goto done;
}
break;
case 'U':
if (!wbinfo_uid_to_sid(int_arg)) {
d_printf("Could not convert uid %d to sid\n", int_arg);
goto done;
}
break;
case 'G':
if (!wbinfo_gid_to_sid(int_arg)) {
d_printf("Could not convert gid %d to sid\n",
int_arg);
goto done;
}
break;
case 'S':
if (!wbinfo_sid_to_uid(string_arg)) {
d_printf("Could not convert sid %s to uid\n",
string_arg);
goto done;
}
break;
case 'Y':
if (!wbinfo_sid_to_gid(string_arg)) {
d_printf("Could not convert sid %s to gid\n",
string_arg);
goto done;
}
break;
case 't':
if (!wbinfo_check_secret()) {
d_printf("Could not check secret\n");
goto done;
}
break;
case 'm':
if (!wbinfo_list_domains()) {
d_printf("Could not list trusted domains\n");
goto done;
}
break;
case OPT_SEQUENCE:
if (!wbinfo_show_sequence()) {
d_printf("Could not show sequence numbers\n");
goto done;
}
break;
case 'r':
if (!wbinfo_get_usergroups(string_arg)) {
d_printf("Could not get groups for user %s\n",
string_arg);
goto done;
}
break;
case 'a': {
BOOL got_error = False;
if (!wbinfo_auth(string_arg)) {
d_printf("Could not authenticate user %s with "
"plaintext password\n", string_arg);
got_error = True;
}
if (!wbinfo_auth_crap(string_arg)) {
d_printf("Could not authenticate user %s with "
"challenge/response\n", string_arg);
got_error = True;
}
if (got_error)
goto done;
break;
}
case 'p': {
if (!wbinfo_ping()) {
d_printf("could not ping winbindd!\n");
goto done;
}
break;
}
case OPT_SET_AUTH_USER:
if (!(wbinfo_set_auth_user(string_arg)))
goto done;
break;
default:
d_fprintf(stderr, "Invalid option\n");
poptPrintHelp(pc, stderr, 0);
goto done;
}
}
result = 0;
/* Exit code */
done:
poptFreeContext(pc);
return result;
}
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