2 Samba Unix/Linux SMB client library
4 Copyright (C) 2001 Andrew Tridgell (tridge@samba.org)
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>. */
20 #include "utils/net.h"
21 #include "libads/sitename_cache.h"
22 #include "libads/dns.h"
23 #include "../librpc/gen_ndr/ndr_netlogon.h"
25 #include "../libcli/security/security.h"
26 #include "passdb/lookup_sid.h"
28 int net_lookup_usage(struct net_context
*c
, int argc
, const char **argv
)
31 " net lookup [host] HOSTNAME[#<type>]\n\tgives IP for a hostname\n\n"
32 " net lookup ldap [domain]\n\tgives IP of domain's ldap server\n\n"
33 " net lookup kdc [realm]\n\tgives IP of realm's kerberos KDC\n\n"
34 " net lookup pdc [domain|realm]\n\tgives IP of realm's kerberos KDC\n\n"
35 " net lookup dc [domain]\n\tgives IP of domains Domain Controllers\n\n"
36 " net lookup master [domain|wg]\n\tgive IP of master browser\n\n"
37 " net lookup name [name]\n\tLookup name's sid and type\n\n"
38 " net lookup sid [sid]\n\tGive sid's name and type\n\n"
39 " net lookup dsgetdcname [name] [flags] [sitename]\n\n"
44 /* lookup a hostname giving an IP */
45 static int net_lookup_host(struct net_context
*c
, int argc
, const char **argv
)
47 struct sockaddr_storage ss
;
49 char addr
[INET6_ADDRSTRLEN
];
50 const char *name
= argv
[0];
54 return net_lookup_usage(c
, argc
, argv
);
56 p
= strchr_m(name
,'#');
59 sscanf(++p
,"%x",&name_type
);
62 if (!resolve_name(name
, &ss
, name_type
, false)) {
63 /* we deliberately use DEBUG() here to send it to stderr
64 so scripts aren't mucked up */
65 DEBUG(0,("Didn't find %s#%02x\n", name
, name_type
));
69 print_sockaddr(addr
, sizeof(addr
), &ss
);
70 d_printf("%s\n", addr
);
75 static void print_ldap_srvlist(struct dns_rr_srv
*dclist
, int numdcs
)
77 struct sockaddr_storage ss
;
80 for ( i
=0; i
<numdcs
; i
++ ) {
81 if (resolve_name(dclist
[i
].hostname
, &ss
, 0x20, true) ) {
82 char addr
[INET6_ADDRSTRLEN
];
83 print_sockaddr(addr
, sizeof(addr
), &ss
);
85 if (ss
.ss_family
== AF_INET6
) {
86 d_printf("[%s]:%d\n", addr
, dclist
[i
].port
);
89 if (ss
.ss_family
== AF_INET
) {
90 d_printf("%s:%d\n", addr
, dclist
[i
].port
);
97 static int net_lookup_ldap(struct net_context
*c
, int argc
, const char **argv
)
101 struct sockaddr_storage ss
;
102 struct dns_rr_srv
*dcs
= NULL
;
108 char h_name
[MAX_DNS_NAME_LENGTH
];
113 domain
= c
->opt_target_workgroup
;
115 sitename
= sitename_fetch(domain
);
117 if ( (ctx
= talloc_init("net_lookup_ldap")) == NULL
) {
118 d_fprintf(stderr
,"net_lookup_ldap: talloc_init() %s!\n",
124 DEBUG(9, ("Lookup up ldap for domain %s\n", domain
));
126 status
= ads_dns_query_dcs( ctx
, domain
, sitename
, &dcs
, &numdcs
);
127 if ( NT_STATUS_IS_OK(status
) && numdcs
) {
128 print_ldap_srvlist(dcs
, numdcs
);
134 DEBUG(9, ("Looking up PDC for domain %s\n", domain
));
135 if (!get_pdc_ip(domain
, &ss
)) {
141 ret
= sys_getnameinfo((struct sockaddr
*)&ss
,
142 sizeof(struct sockaddr_storage
),
143 h_name
, sizeof(h_name
),
153 DEBUG(9, ("Found PDC with DNS name %s\n", h_name
));
154 domain
= strchr(h_name
, '.');
162 DEBUG(9, ("Looking up ldap for domain %s\n", domain
));
164 status
= ads_dns_query_dcs( ctx
, domain
, sitename
, &dcs
, &numdcs
);
165 if ( NT_STATUS_IS_OK(status
) && numdcs
) {
166 print_ldap_srvlist(dcs
, numdcs
);
177 DEBUG(1,("No ADS support\n"));
181 static int net_lookup_dc(struct net_context
*c
, int argc
, const char **argv
)
183 struct ip_service
*ip_list
;
184 struct sockaddr_storage ss
;
185 char *pdc_str
= NULL
;
186 const char *domain
= NULL
;
187 char *sitename
= NULL
;
189 char addr
[INET6_ADDRSTRLEN
];
190 bool sec_ads
= (lp_security() == SEC_ADS
);
195 domain
= c
->opt_target_workgroup
;
202 if (!get_pdc_ip(domain
, &ss
))
205 print_sockaddr(addr
, sizeof(addr
), &ss
);
206 if (asprintf(&pdc_str
, "%s", addr
) == -1) {
209 d_printf("%s\n", pdc_str
);
211 sitename
= sitename_fetch(domain
);
212 if (!NT_STATUS_IS_OK(get_sorted_dc_list(domain
, sitename
,
213 &ip_list
, &count
, sec_ads
))) {
219 for (i
=0;i
<count
;i
++) {
220 print_sockaddr(addr
, sizeof(addr
), &ip_list
[i
].ss
);
221 if (!strequal(pdc_str
, addr
))
222 d_printf("%s\n", addr
);
228 static int net_lookup_pdc(struct net_context
*c
, int argc
, const char **argv
)
230 struct sockaddr_storage ss
;
231 char *pdc_str
= NULL
;
233 char addr
[INET6_ADDRSTRLEN
];
235 if (lp_security() == SEC_ADS
) {
238 domain
= c
->opt_target_workgroup
;
245 if (!get_pdc_ip(domain
, &ss
))
248 print_sockaddr(addr
, sizeof(addr
), &ss
);
249 if (asprintf(&pdc_str
, "%s", addr
) == -1) {
252 d_printf("%s\n", pdc_str
);
258 static int net_lookup_master(struct net_context
*c
, int argc
, const char **argv
)
260 struct sockaddr_storage master_ss
;
261 const char *domain
= c
->opt_target_workgroup
;
262 char addr
[INET6_ADDRSTRLEN
];
267 if (!find_master_ip(domain
, &master_ss
))
269 print_sockaddr(addr
, sizeof(addr
), &master_ss
);
270 d_printf("%s\n", addr
);
274 static int net_lookup_kdc(struct net_context
*c
, int argc
, const char **argv
)
279 struct ip_service
*kdcs
;
285 initialize_krb5_error_table();
286 rc
= krb5_init_context(&ctx
);
288 DEBUG(1,("krb5_init_context failed (%s)\n",
295 } else if (lp_realm() && *lp_realm()) {
300 rc
= krb5_get_host_realm(ctx
, NULL
, &realms
);
302 DEBUG(1,("krb5_gethost_realm failed (%s)\n",
306 realm
= (const char *) *realms
;
309 status
= get_kdc_list(realm
, NULL
, &kdcs
, &num_kdcs
);
310 if (!NT_STATUS_IS_OK(status
)) {
311 DEBUG(1,("get_kdc_list failed (%s)\n", nt_errstr(status
)));
315 for (i
= 0; i
< num_kdcs
; i
++) {
316 char addr
[INET6_ADDRSTRLEN
];
318 print_sockaddr(addr
, sizeof(addr
), &kdcs
[i
].ss
);
320 d_printf("%s:%hd\n", addr
, kdcs
[i
].port
);
325 DEBUG(1, ("No kerberos support\n"));
329 static int net_lookup_name(struct net_context
*c
, int argc
, const char **argv
)
331 const char *dom
, *name
;
333 enum lsa_SidType type
;
338 _(" net lookup name <name>\n"));
342 if (!lookup_name(talloc_tos(), argv
[0], LOOKUP_NAME_ALL
,
343 &dom
, &name
, &sid
, &type
)) {
344 d_printf(_("Could not lookup name %s\n"), argv
[0]);
348 d_printf("%s %d (%s) %s\\%s\n", sid_string_tos(&sid
),
349 type
, sid_type_lookup(type
), dom
, name
);
353 static int net_lookup_sid(struct net_context
*c
, int argc
, const char **argv
)
355 const char *dom
, *name
;
357 enum lsa_SidType type
;
362 _(" net lookup sid <sid>\n"));
366 if (!string_to_sid(&sid
, argv
[0])) {
367 d_printf(_("Could not convert %s to SID\n"), argv
[0]);
371 if (!lookup_sid(talloc_tos(), &sid
,
372 &dom
, &name
, &type
)) {
373 d_printf(_("Could not lookup name %s\n"), argv
[0]);
377 d_printf("%s %d (%s) %s\\%s\n", sid_string_tos(&sid
),
378 type
, sid_type_lookup(type
), dom
, name
);
382 static int net_lookup_dsgetdcname(struct net_context
*c
, int argc
, const char **argv
)
385 const char *domain_name
= NULL
;
386 const char *site_name
= NULL
;
388 struct netr_DsRGetDCNameInfo
*info
= NULL
;
392 if (argc
< 1 || argc
> 3) {
395 _(" net lookup dsgetdcname "
396 "<name> <flags> <sitename>\n"));
400 mem_ctx
= talloc_init("net_lookup_dsgetdcname");
405 domain_name
= argv
[0];
408 sscanf(argv
[1], "%x", &flags
);
411 flags
|= DS_DIRECTORY_SERVICE_REQUIRED
;
419 d_fprintf(stderr
, _("Could not initialise message context. "
420 "Try running as root\n"));
424 status
= dsgetdcname(mem_ctx
, c
->msg_ctx
, domain_name
, NULL
, site_name
,
426 if (!NT_STATUS_IS_OK(status
)) {
427 d_printf(_("failed with: %s\n"), nt_errstr(status
));
428 TALLOC_FREE(mem_ctx
);
432 s
= NDR_PRINT_STRUCT_STRING(mem_ctx
, netr_DsRGetDCNameInfo
, info
);
436 TALLOC_FREE(mem_ctx
);
441 /* lookup hosts or IP addresses using internal samba lookup fns */
442 int net_lookup(struct net_context
*c
, int argc
, const char **argv
)
446 struct functable table
[] = {
447 {"HOST", net_lookup_host
},
448 {"LDAP", net_lookup_ldap
},
449 {"DC", net_lookup_dc
},
450 {"PDC", net_lookup_pdc
},
451 {"MASTER", net_lookup_master
},
452 {"KDC", net_lookup_kdc
},
453 {"NAME", net_lookup_name
},
454 {"SID", net_lookup_sid
},
455 {"DSGETDCNAME", net_lookup_dsgetdcname
},
460 d_printf(_("\nUsage: \n"));
461 return net_lookup_usage(c
, argc
, argv
);
463 for (i
=0; table
[i
].funcname
; i
++) {
464 if (StrCaseCmp(argv
[0], table
[i
].funcname
) == 0)
465 return table
[i
].fn(c
, argc
-1, argv
+1);
468 /* Default to lookup a hostname so 'net lookup foo#1b' can be
469 used instead of 'net lookup host foo#1b'. The host syntax
470 is a bit confusing as non #00 names can't really be
471 considered hosts as such. */
473 return net_lookup_host(c
, argc
, argv
);