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authorJim McDonough <jmcd@samba.org>2002-08-06 18:16:28 +0000
committerJim McDonough <jmcd@samba.org>2002-08-06 18:16:28 +0000
commit6cfff280d838c1fdd1d6b22c9638a797c40ac06d (patch)
treeace2092ff59df216b0b1744702deaf4fcbd56896 /source3
parent5e42dcfe467d48fa7e8d87b88ae2bb2f54e5d28d (diff)
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Add AD version of samlogon replies for getdc. ATM it will only function
if you have an ADS DC. (This used to be commit 059a352ebb7c7286d205bc86a92f5fd26ab1ff8e)
Diffstat (limited to 'source3')
-rw-r--r--source3/include/ads.h22
-rw-r--r--source3/include/nameserv.h2
-rw-r--r--source3/nmbd/nmbd_processlogon.c114
3 files changed, 127 insertions, 11 deletions
diff --git a/source3/include/ads.h b/source3/include/ads.h
index 9305b71671..7504a369b4 100644
--- a/source3/include/ads.h
+++ b/source3/include/ads.h
@@ -145,3 +145,25 @@ typedef void **ADS_MODLIST;
/* account types */
#define ATYPE_GROUP 0x10000000
#define ATYPE_USER 0x30000000
+
+/* Mailslot or cldap getdcname response flags */
+#define ADS_PDC 0x00000001 /* DC is PDC */
+#define ADS_GC 0x00000004 /* DC is a GC of forest */
+#define ADS_LDAP 0x00000008 /* DC is an LDAP server */
+#define ADS_DS 0x00000010 /* DC supports DS */
+#define ADS_KDC 0x00000020 /* DC is running KDC */
+#define ADS_TIMESERV 0x00000040 /* DC is running time services */
+#define ADS_CLOSEST 0x00000080 /* DC is closest to client */
+#define ADS_WRITABLE 0x00000100 /* DC has writable DS */
+#define ADS_GOOD_TIMESERV 0x00000200 /* DC has hardware clock
+ (and running time) */
+#define ADS_NDNC 0x00000400 /* DomainName is non-domain NC serviced
+ by LDAP server */
+#define ADS_PINGS 0x0000FFFF /* Ping response */
+#define ADS_DNS_CONTROLLER 0x20000000 /* DomainControllerName is a DNS name*/
+#define ADS_DNS_DOMAIN 0x40000000 /* DomainName is a DNS name */
+#define ADS_DNS_FOREST 0x80000000 /* DnsForestName is a DNS name */
+
+/* DomainCntrollerAddressType */
+#define ADS_INET_ADDRESS 0x00000001
+#define ADS_NETBIOS_ADDRESS 0x00000002
diff --git a/source3/include/nameserv.h b/source3/include/nameserv.h
index fefa243c3f..14561cf44d 100644
--- a/source3/include/nameserv.h
+++ b/source3/include/nameserv.h
@@ -557,6 +557,8 @@ struct packet_struct
#define SAMLOGON 18
#define SAMLOGON_R 19
#define SAMLOGON_UNK_R 21
+#define SAMLOGON_AD_UNK_R 23
+#define SAMLOGON_AD_R 25
/* Ids for netbios packet types. */
diff --git a/source3/nmbd/nmbd_processlogon.c b/source3/nmbd/nmbd_processlogon.c
index 23e4f935ca..605cdb435b 100644
--- a/source3/nmbd/nmbd_processlogon.c
+++ b/source3/nmbd/nmbd_processlogon.c
@@ -4,6 +4,8 @@
Copyright (C) Andrew Tridgell 1994-1998
Copyright (C) Luke Kenneth Casson Leighton 1994-1998
Copyright (C) Jeremy Allison 1994-1998
+ Copyright (C) Jim McDonough 2002
+ Copyright (C) Anthony Liguori 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
@@ -225,6 +227,7 @@ reporting %s domain %s 0x%x ntversion=%x lm_nt token=%x lm_20 token=%x\n",
case SAMLOGON:
{
char *q = buf + 2;
+ char *q1;
fstring asccomp;
q += 2;
@@ -284,19 +287,108 @@ reporting %s domain %s 0x%x ntversion=%x lm_nt token=%x lm_20 token=%x\n",
/* Construct reply. */
q = outbuf;
- if (SVAL(uniuser, 0) == 0) {
- SSVAL(q, 0, SAMLOGON_UNK_R); /* user unknown */
- } else {
- SSVAL(q, 0, SAMLOGON_R);
- }
- q += 2;
-
- q += dos_PutUniCode(q, reply_name,sizeof(pstring), True);
- q += dos_PutUniCode(q, ascuser, sizeof(pstring), True);
- q += dos_PutUniCode(q, global_myworkgroup,sizeof(pstring), True);
+ /* we want the simple version unless we are an ADS PDC..which means */
+ /* never, at least for now */
+ if ((ntversion < 11) || (SEC_ADS != lp_security()) || (ROLE_DOMAIN_PDC != lp_server_role())) {
+ if (SVAL(uniuser, 0) == 0) {
+ SSVAL(q, 0, SAMLOGON_UNK_R); /* user unknown */
+ } else {
+ SSVAL(q, 0, SAMLOGON_R);
+ }
+
+ q += 2;
+
+ q += dos_PutUniCode(q, reply_name,sizeof(pstring), True);
+ q += dos_PutUniCode(q, ascuser, sizeof(pstring), True);
+ q += dos_PutUniCode(q, global_myworkgroup,sizeof(pstring), True);
+ }
+#ifdef HAVE_ADS
+ else {
+ GUID domain_guid;
+ pstring domain;
+ char *component, *dc;
+ uint8 size;
+
+ safe_strcpy(domain, lp_realm(), sizeof(domain));
+
+ if (SVAL(uniuser, 0) == 0) {
+ SSVAL(q, 0, SAMLOGON_AD_UNK_R); /* user unknown */
+ } else {
+ SSVAL(q, 0, SAMLOGON_AD_R);
+ }
+ q += 2;
+
+ SSVAL(q, 0, 0);
+ q += 2;
+ SIVAL(q, 0, ADS_PDC|ADS_GC|ADS_LDAP|ADS_DS|
+ ADS_KDC|ADS_TIMESERV|ADS_CLOSEST|ADS_WRITABLE);
+ q += 4;
+
+ /* Push Domain GUID */
+ if (False == secrets_fetch_domain_guid(domain, &domain_guid)) {
+ DEBUG(2, ("Could not fetch DomainGUID for %s\n", domain));
+ return;
+ }
+ memcpy(q, &domain_guid, sizeof(domain_guid));
+ q += sizeof(domain_guid);
+
+ /* Push domain components */
+ dc = domain;
+ q1 = q;
+ while ((component = strsep(&dc, "."))) {
+ size = push_ascii(&q[1], component, -1, 0);
+ SCVAL(q, 0, size);
+ q += (size + 1);
+ }
+ SCVAL(q, 0, 0); q++;
+ SSVAL(q, 0, 0x18c0); /* not sure what this is for, but */
+ q += 2; /* it must follow the domain name. */
+
+ /* Push dns host name */
+ size = push_ascii(&q[1], global_myname, -1, 0);
+ SCVAL(q, 0, size);
+ q += (size + 1);
+ SSVAL(q, 0, 0x18c0); /* not sure what this is for, but */
+ q += 2; /* it must follow the domain name. */
+
+ /* Push NETBIOS of domain */
+ size = push_ascii(&q[1], domain, -1, STR_UPPER);
+ SCVAL(q, 0, size);
+ q += (size + 1);
+ SCVAL(q, 0, 0); q++; /* is this a null terminator or empty field */
+ /* null terminator would not be needed because size is included */
+
+ /* Push NETBIOS of hostname */
+ size = push_ascii(&q[1], my_name, -1, 0);
+ SCVAL(q, 0, size);
+ q += (size + 1);
+ SCVAL(q, 0, 0); q++; /* null terminator or empty field? */
+
+ /* Push user account */
+ size = push_ascii(&q[1], ascuser, -1, 0);
+ SCVAL(q, 0, size);
+ q += (size + 1);
+
+ /* Push 'Default-First-Site-Name' */
+ size = push_ascii(&q[1], "Default-First-Site-Name", -1, 0);
+ SCVAL(q, 0, size);
+ q += (size + 1);
+
+ SSVAL(q, 0, 0xc000); /* unknown */
+ SCVAL(q, 2, PTR_DIFF(q,q1));
+ SCVAL(q, 3, 0x10); /* unknown */
+ q += 4;
+
+ SIVAL(q, 0, 0x00000002); q += 4; /* unknown */
+ SIVAL(q, 0, (iface_ip(p->ip))->s_addr); q += 4;
+ SIVAL(q, 0, 0x00000000); q += 4; /* unknown */
+ SIVAL(q, 0, 0x00000000); q += 4; /* unknown */
+ }
+#endif
/* tell the client what version we are */
- SIVAL(q, 0, 1); /* our ntversion */
+ SIVAL(q, 0, ((ntversion < 11) || (SEC_ADS != lp_security())) ? 1 : 13);
+ /* our ntversion */
SSVAL(q, 4, 0xffff); /* our lmnttoken */
SSVAL(q, 6, 0xffff); /* our lm20token */
q += 8;