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authorJeremy Allison <jra@samba.org>2006-02-16 01:06:21 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 11:10:09 -0500
commit8d5ef34aa35406c32b00a75bcb3aed0c1c0979b3 (patch)
tree8992095443c5a3f67c7f65c06f8190dfb5487e0a /source3/rpc_server
parent3e4cf56fa3f9d465d27dadaa6790bbcdea5d3cd9 (diff)
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r13521: Implement LOOKUPNAME3 and 4.
Jeremy. (This used to be commit 6ec0e9124a1a7b19c9853b8e26075cbbb8751f10)
Diffstat (limited to 'source3/rpc_server')
-rw-r--r--source3/rpc_server/srv_lsa_nt.c285
1 files changed, 257 insertions, 28 deletions
diff --git a/source3/rpc_server/srv_lsa_nt.c b/source3/rpc_server/srv_lsa_nt.c
index 038ec06715..a9886363d2 100644
--- a/source3/rpc_server/srv_lsa_nt.c
+++ b/source3/rpc_server/srv_lsa_nt.c
@@ -4,7 +4,7 @@
* Copyright (C) Andrew Tridgell 1992-1997,
* Copyright (C) Luke Kenneth Casson Leighton 1996-1997,
* Copyright (C) Paul Ashton 1997,
- * Copyright (C) Jeremy Allison 2001,
+ * Copyright (C) Jeremy Allison 2001, 2006.
* Copyright (C) Rafal Szczesniak 2002,
* Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2002,
* Copyright (C) Simo Sorce 2003.
@@ -131,21 +131,23 @@ static int init_dom_ref(DOM_R_REF *ref, const char *dom_name, DOM_SID *dom_sid)
}
/***************************************************************************
- init_lsa_rids
+ lookup_lsa_rids. Must be called as root for lookup_name to work.
***************************************************************************/
-static int init_lsa_rids(TALLOC_CTX *mem_ctx,
- DOM_R_REF *ref, DOM_RID *prid,
- int num_entries, UNISTR2 *name,
- int flags)
+static NTSTATUS lookup_lsa_rids(TALLOC_CTX *mem_ctx,
+ DOM_R_REF *ref,
+ DOM_RID *prid,
+ int num_entries,
+ const UNISTR2 *name,
+ int flags,
+ int *pmapped_count)
{
int mapped_count, i;
SMB_ASSERT(num_entries <= MAX_LOOKUP_SIDS);
mapped_count = 0;
-
- become_root(); /* lookup_name can require root privs */
+ *pmapped_count = 0;
for (i = 0; i < num_entries; i++) {
DOM_SID sid;
@@ -160,10 +162,10 @@ static int init_lsa_rids(TALLOC_CTX *mem_ctx,
full_name = rpcstr_pull_unistr2_talloc(mem_ctx, &name[i]);
if (full_name == NULL) {
DEBUG(0, ("pull_ucs2_talloc failed\n"));
- return 0;
+ return NT_STATUS_NO_MEMORY;
}
- DEBUG(5, ("init_lsa_rids: looking up name %s\n", full_name));
+ DEBUG(5, ("lookup_lsa_rids: looking up name %s\n", full_name));
/* We can ignore the result of lookup_name, it will not touch
"type" if it's not successful */
@@ -171,7 +173,6 @@ static int init_lsa_rids(TALLOC_CTX *mem_ctx,
lookup_name(mem_ctx, full_name, flags, &domain, NULL,
&sid, &type);
-
switch (type) {
case SID_NAME_USER:
case SID_NAME_DOM_GRP:
@@ -200,9 +201,92 @@ static int init_lsa_rids(TALLOC_CTX *mem_ctx,
init_dom_rid(&prid[i], rid, type, dom_idx);
}
- unbecome_root();
+ *pmapped_count = mapped_count;
+ return NT_STATUS_OK;
+}
+
+/***************************************************************************
+ lookup_lsa_sids. Must be called as root for lookup_name to work.
+ ***************************************************************************/
+
+static NTSTATUS lookup_lsa_sids(TALLOC_CTX *mem_ctx,
+ DOM_R_REF *ref,
+ LSA_TRANSLATED_SID3 *trans_sids,
+ int num_entries,
+ const UNISTR2 *name,
+ int flags,
+ int *pmapped_count)
+{
+ int mapped_count, i;
+
+ SMB_ASSERT(num_entries <= MAX_LOOKUP_SIDS);
+
+ mapped_count = 0;
+ *pmapped_count = 0;
+
+ for (i = 0; i < num_entries; i++) {
+ DOM_SID sid;
+ uint32 rid;
+ int dom_idx;
+ char *full_name;
+ const char *domain;
+ enum SID_NAME_USE type = SID_NAME_UNKNOWN;
- return mapped_count;
+ /* Split name into domain and user component */
+
+ full_name = rpcstr_pull_unistr2_talloc(mem_ctx, &name[i]);
+ if (full_name == NULL) {
+ DEBUG(0, ("pull_ucs2_talloc failed\n"));
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ DEBUG(5, ("init_lsa_sids: looking up name %s\n", full_name));
+
+ /* We can ignore the result of lookup_name, it will not touch
+ "type" if it's not successful */
+
+ lookup_name(mem_ctx, full_name, flags, &domain, NULL,
+ &sid, &type);
+
+ switch (type) {
+ case SID_NAME_USER:
+ case SID_NAME_DOM_GRP:
+ case SID_NAME_DOMAIN:
+ case SID_NAME_ALIAS:
+ case SID_NAME_WKN_GRP:
+ DEBUG(5, ("init_lsa_sids: %s found\n", full_name));
+ /* Leave these unchanged */
+ break;
+ default:
+ /* Don't hand out anything but the list above */
+ DEBUG(5, ("init_lsa_sids: %s not found\n", full_name));
+ type = SID_NAME_UNKNOWN;
+ break;
+ }
+
+ rid = 0;
+ dom_idx = -1;
+
+ if (type != SID_NAME_UNKNOWN) {
+ DOM_SID domain_sid;
+ sid_copy(&domain_sid, &sid);
+ sid_split_rid(&domain_sid, &rid);
+ dom_idx = init_dom_ref(ref, domain, &domain_sid);
+ mapped_count++;
+ }
+
+ /* Initialize the LSA_TRANSLATED_SID3 return. */
+ trans_sids[i].sid_type = type;
+ trans_sids[i].sid2 = TALLOC_P(mem_ctx, DOM_SID2);
+ if (trans_sids[i].sid2 == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ init_dom_sid2(trans_sids[i].sid2, &sid);
+ trans_sids[i].sid_idx = dom_idx;
+ }
+
+ *pmapped_count = mapped_count;
+ return NT_STATUS_OK;
}
/***************************************************************************
@@ -244,6 +328,44 @@ static void init_reply_lookup_names2(LSA_R_LOOKUP_NAMES2 *r_l,
}
/***************************************************************************
+ init_reply_lookup_names3
+ ***************************************************************************/
+
+static void init_reply_lookup_names3(LSA_R_LOOKUP_NAMES3 *r_l,
+ DOM_R_REF *ref, uint32 num_entries,
+ LSA_TRANSLATED_SID3 *trans_sids, uint32 mapped_count)
+{
+ r_l->ptr_dom_ref = 1;
+ r_l->dom_ref = ref;
+
+ r_l->num_entries = num_entries;
+ r_l->ptr_entries = 1;
+ r_l->num_entries2 = num_entries;
+ r_l->trans_sids = trans_sids;
+
+ r_l->mapped_count = mapped_count;
+}
+
+/***************************************************************************
+ init_reply_lookup_names4
+ ***************************************************************************/
+
+static void init_reply_lookup_names4(LSA_R_LOOKUP_NAMES4 *r_l,
+ DOM_R_REF *ref, uint32 num_entries,
+ LSA_TRANSLATED_SID3 *trans_sids, uint32 mapped_count)
+{
+ r_l->ptr_dom_ref = 1;
+ r_l->dom_ref = ref;
+
+ r_l->num_entries = num_entries;
+ r_l->ptr_entries = 1;
+ r_l->num_entries2 = num_entries;
+ r_l->trans_sids = trans_sids;
+
+ r_l->mapped_count = mapped_count;
+}
+
+/***************************************************************************
Init_reply_lookup_sids.
***************************************************************************/
@@ -942,8 +1064,11 @@ NTSTATUS _lsa_lookup_names(pipes_struct *p,LSA_Q_LOOKUP_NAMES *q_u, LSA_R_LOOKUP
return NT_STATUS_NO_MEMORY;
/* set up the LSA Lookup RIDs response */
- mapped_count = init_lsa_rids(p->mem_ctx, ref, rids, num_entries,
- names, flags);
+ become_root(); /* lookup_name can require root privs */
+ r_u->status = lookup_lsa_rids(p->mem_ctx, ref, rids, num_entries,
+ names, flags, &mapped_count);
+ unbecome_root();
+
done:
if (NT_STATUS_IS_OK(r_u->status)) {
@@ -952,8 +1077,8 @@ done:
else if (mapped_count != num_entries)
r_u->status = STATUS_SOME_UNMAPPED;
}
- init_reply_lookup_names(r_u, ref, num_entries, rids, mapped_count);
+ init_reply_lookup_names(r_u, ref, num_entries, rids, mapped_count);
return r_u->status;
}
@@ -975,7 +1100,7 @@ NTSTATUS _lsa_lookup_names2(pipes_struct *p, LSA_Q_LOOKUP_NAMES2 *q_u, LSA_R_LOO
if (num_entries > MAX_LOOKUP_SIDS) {
num_entries = MAX_LOOKUP_SIDS;
- DEBUG(5,("_lsa_lookup_names: truncating name lookup list to %d\n", num_entries));
+ DEBUG(5,("_lsa_lookup_names2: truncating name lookup list to %d\n", num_entries));
}
/* Probably the lookup_level is some sort of bitmask. */
@@ -998,19 +1123,24 @@ NTSTATUS _lsa_lookup_names2(pipes_struct *p, LSA_Q_LOOKUP_NAMES2 *q_u, LSA_R_LOO
goto done;
}
- if (!ref || !rids || !rids2)
+ if (!ref || !rids || !rids2) {
return NT_STATUS_NO_MEMORY;
+ }
/* set up the LSA Lookup RIDs response */
- mapped_count = init_lsa_rids(p->mem_ctx, ref, rids, num_entries,
- names, flags);
+ become_root(); /* lookup_name can require root privs */
+ r_u->status = lookup_lsa_rids(p->mem_ctx, ref, rids, num_entries,
+ names, flags, &mapped_count);
+ unbecome_root();
+
done:
if (NT_STATUS_IS_OK(r_u->status)) {
- if (mapped_count == 0)
+ if (mapped_count == 0) {
r_u->status = NT_STATUS_NONE_MAPPED;
- else if (mapped_count != num_entries)
+ } else if (mapped_count != num_entries) {
r_u->status = STATUS_SOME_UNMAPPED;
+ }
}
/* Convert the rids array to rids2. */
@@ -1022,26 +1152,124 @@ done:
}
init_reply_lookup_names2(r_u, ref, num_entries, rids2, mapped_count);
-
return r_u->status;
}
/***************************************************************************
-lsa_reply_lookup_names3 - stub for now.
+lsa_reply_lookup_names3.
***************************************************************************/
NTSTATUS _lsa_lookup_names3(pipes_struct *p, LSA_Q_LOOKUP_NAMES3 *q_u, LSA_R_LOOKUP_NAMES3 *r_u)
{
- return NT_STATUS_ACCESS_DENIED;
+ struct lsa_info *handle;
+ UNISTR2 *names = q_u->uni_name;
+ int num_entries = q_u->num_entries;
+ DOM_R_REF *ref = NULL;
+ LSA_TRANSLATED_SID3 *trans_sids = NULL;
+ uint32 mapped_count = 0;
+ int flags = 0;
+
+ if (num_entries > MAX_LOOKUP_SIDS) {
+ num_entries = MAX_LOOKUP_SIDS;
+ DEBUG(5,("_lsa_lookup_names3: truncating name lookup list to %d\n", num_entries));
+ }
+
+ /* Probably the lookup_level is some sort of bitmask. */
+ if (q_u->lookup_level == 1) {
+ flags = LOOKUP_NAME_ALL;
+ }
+
+ ref = TALLOC_ZERO_P(p->mem_ctx, DOM_R_REF);
+ trans_sids = TALLOC_ZERO_ARRAY(p->mem_ctx, LSA_TRANSLATED_SID3, num_entries);
+
+ if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle)) {
+ r_u->status = NT_STATUS_INVALID_HANDLE;
+ goto done;
+ }
+
+ /* check if the user have enough rights */
+ if (!(handle->access & POLICY_LOOKUP_NAMES)) {
+ r_u->status = NT_STATUS_ACCESS_DENIED;
+ goto done;
+ }
+
+ if (!ref || !trans_sids) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ /* set up the LSA Lookup SIDs response */
+ become_root(); /* lookup_name can require root privs */
+ r_u->status = lookup_lsa_sids(p->mem_ctx, ref, trans_sids, num_entries,
+ names, flags, &mapped_count);
+ unbecome_root();
+
+done:
+
+ if (NT_STATUS_IS_OK(r_u->status)) {
+ if (mapped_count == 0) {
+ r_u->status = NT_STATUS_NONE_MAPPED;
+ } else if (mapped_count != num_entries) {
+ r_u->status = STATUS_SOME_UNMAPPED;
+ }
+ }
+
+ init_reply_lookup_names3(r_u, ref, num_entries, trans_sids, mapped_count);
+ return r_u->status;
}
/***************************************************************************
-lsa_reply_lookup_names4 - stub for now.
+lsa_reply_lookup_names4.
***************************************************************************/
NTSTATUS _lsa_lookup_names4(pipes_struct *p, LSA_Q_LOOKUP_NAMES4 *q_u, LSA_R_LOOKUP_NAMES4 *r_u)
{
- return NT_STATUS_ACCESS_DENIED;
+ UNISTR2 *names = q_u->uni_name;
+ int num_entries = q_u->num_entries;
+ DOM_R_REF *ref = NULL;
+ LSA_TRANSLATED_SID3 *trans_sids = NULL;
+ uint32 mapped_count = 0;
+ int flags = 0;
+
+ if (num_entries > MAX_LOOKUP_SIDS) {
+ num_entries = MAX_LOOKUP_SIDS;
+ DEBUG(5,("_lsa_lookup_names4: truncating name lookup list to %d\n", num_entries));
+ }
+
+ /* Probably the lookup_level is some sort of bitmask. */
+ if (q_u->lookup_level == 1) {
+ flags = LOOKUP_NAME_ALL;
+ }
+
+ /* No policy handle on this call. Restrict to crypto connections. */
+ if (p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL) {
+ DEBUG(0,("_lsa_lookup_names4: client %s not using schannel for netlogon\n",
+ get_remote_machine_name() ));
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ ref = TALLOC_ZERO_P(p->mem_ctx, DOM_R_REF);
+ trans_sids = TALLOC_ZERO_ARRAY(p->mem_ctx, LSA_TRANSLATED_SID3, num_entries);
+
+ if (!ref || !trans_sids) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ /* set up the LSA Lookup SIDs response */
+ become_root(); /* lookup_name can require root privs */
+ r_u->status = lookup_lsa_sids(p->mem_ctx, ref, trans_sids, num_entries,
+ names, flags, &mapped_count);
+ unbecome_root();
+
+ if (NT_STATUS_IS_OK(r_u->status)) {
+ if (mapped_count == 0) {
+ r_u->status = NT_STATUS_NONE_MAPPED;
+ } else if (mapped_count != num_entries) {
+ r_u->status = STATUS_SOME_UNMAPPED;
+ }
+ }
+
+ init_reply_lookup_names4(r_u, ref, num_entries, trans_sids, mapped_count);
+ return r_u->status;
}
/***************************************************************************
@@ -1050,8 +1278,9 @@ NTSTATUS _lsa_lookup_names4(pipes_struct *p, LSA_Q_LOOKUP_NAMES4 *q_u, LSA_R_LOO
NTSTATUS _lsa_close(pipes_struct *p, LSA_Q_CLOSE *q_u, LSA_R_CLOSE *r_u)
{
- if (!find_policy_by_hnd(p, &q_u->pol, NULL))
+ if (!find_policy_by_hnd(p, &q_u->pol, NULL)) {
return NT_STATUS_INVALID_HANDLE;
+ }
close_policy_hnd(p, &q_u->pol);
return NT_STATUS_OK;