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authorVolker Lendecke <vl@samba.org>2009-04-20 18:01:49 +0200
committerVolker Lendecke <vl@samba.org>2009-04-21 12:02:28 +0200
commit95a76d3c98a5b378e38b940333f6bfdc0b421724 (patch)
treeb3f24c315f93f634eaf112aff171204d6284c66d /source3
parent1856b999c88e0e460fbf713b459d5d367db999f2 (diff)
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Convert the user handles to type-safe policy handles
Diffstat (limited to 'source3')
-rw-r--r--source3/rpc_server/srv_samr_nt.c152
1 files changed, 60 insertions, 92 deletions
diff --git a/source3/rpc_server/srv_samr_nt.c b/source3/rpc_server/srv_samr_nt.c
index b54ed717a3..370f9370bb 100644
--- a/source3/rpc_server/srv_samr_nt.c
+++ b/source3/rpc_server/srv_samr_nt.c
@@ -58,6 +58,10 @@ struct samr_domain_info {
struct disp_info *disp_info;
};
+struct samr_user_info {
+ struct dom_sid sid;
+};
+
typedef struct disp_info {
DOM_SID sid; /* identify which domain this is. */
struct pdb_search *users; /* querydispinfo 1 and 4 */
@@ -658,7 +662,7 @@ NTSTATUS _samr_OpenDomain(pipes_struct *p,
NTSTATUS _samr_GetUserPwInfo(pipes_struct *p,
struct samr_GetUserPwInfo *r)
{
- struct samr_info *info = NULL;
+ struct samr_user_info *uinfo;
enum lsa_SidType sid_type;
uint32_t min_password_length = 0;
uint32_t password_properties = 0;
@@ -667,24 +671,19 @@ NTSTATUS _samr_GetUserPwInfo(pipes_struct *p,
DEBUG(5,("_samr_GetUserPwInfo: %d\n", __LINE__));
- /* find the policy handle. open a policy on it. */
- if (!find_policy_by_hnd(p, r->in.user_handle, (void **)(void *)&info)) {
- return NT_STATUS_INVALID_HANDLE;
- }
-
- status = access_check_samr_function(info->acc_granted,
- SAMR_USER_ACCESS_GET_ATTRIBUTES,
- "_samr_GetUserPwInfo" );
+ uinfo = policy_handle_find(p, r->in.user_handle,
+ SAMR_USER_ACCESS_GET_ATTRIBUTES, NULL,
+ struct samr_user_info, &status);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
- if (!sid_check_is_in_our_domain(&info->sid)) {
+ if (!sid_check_is_in_our_domain(&uinfo->sid)) {
return NT_STATUS_OBJECT_TYPE_MISMATCH;
}
become_root();
- ret = lookup_sid(p->mem_ctx, &info->sid, NULL, NULL, &sid_type);
+ ret = lookup_sid(p->mem_ctx, &uinfo->sid, NULL, NULL, &sid_type);
unbecome_root();
if (ret == false) {
return NT_STATUS_NO_SUCH_USER;
@@ -2092,7 +2091,7 @@ NTSTATUS _samr_OpenUser(pipes_struct *p,
struct samu *sampass=NULL;
DOM_SID sid;
struct samr_domain_info *dinfo;
- struct samr_info *info;
+ struct samr_user_info *uinfo;
SEC_DESC *psd = NULL;
uint32 acc_granted;
uint32 des_access = r->in.access_mask;
@@ -2146,14 +2145,12 @@ NTSTATUS _samr_OpenUser(pipes_struct *p,
TALLOC_FREE(sampass);
- /* associate the user's SID and access bits with the new handle. */
- if ((info = get_samr_info_by_sid(p->mem_ctx, &sid)) == NULL)
- return NT_STATUS_NO_MEMORY;
- info->acc_granted = acc_granted;
-
- /* get a (unique) handle. open a policy on it. */
- if (!create_policy_hnd(p, r->out.user_handle, info))
- return NT_STATUS_OBJECT_NAME_NOT_FOUND;
+ uinfo = policy_handle_create(p, r->out.user_handle, acc_granted,
+ struct samr_user_info, &nt_status);
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ return nt_status;
+ }
+ uinfo->sid = sid;
return NT_STATUS_OK;
}
@@ -2507,32 +2504,28 @@ NTSTATUS _samr_QueryUserInfo(pipes_struct *p,
{
NTSTATUS status;
union samr_UserInfo *user_info = NULL;
- struct samr_info *info = NULL;
+ struct samr_user_info *uinfo;
DOM_SID domain_sid;
uint32 rid;
bool ret = false;
struct samu *pwd = NULL;
- /* search for the handle */
- if (!find_policy_by_hnd(p, r->in.user_handle, (void **)(void *)&info))
- return NT_STATUS_INVALID_HANDLE;
-
- status = access_check_samr_function(info->acc_granted,
- SAMR_USER_ACCESS_GET_ATTRIBUTES,
- "_samr_QueryUserInfo");
+ uinfo = policy_handle_find(p, r->in.user_handle,
+ SAMR_USER_ACCESS_GET_ATTRIBUTES, NULL,
+ struct samr_user_info, &status);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
- domain_sid = info->sid;
+ domain_sid = uinfo->sid;
sid_split_rid(&domain_sid, &rid);
- if (!sid_check_is_in_our_domain(&info->sid))
+ if (!sid_check_is_in_our_domain(&uinfo->sid))
return NT_STATUS_OBJECT_TYPE_MISMATCH;
DEBUG(5,("_samr_QueryUserInfo: sid:%s\n",
- sid_string_dbg(&info->sid)));
+ sid_string_dbg(&uinfo->sid)));
user_info = TALLOC_ZERO_P(p->mem_ctx, union samr_UserInfo);
if (!user_info) {
@@ -2546,11 +2539,11 @@ NTSTATUS _samr_QueryUserInfo(pipes_struct *p,
}
become_root();
- ret = pdb_getsampwsid(pwd, &info->sid);
+ ret = pdb_getsampwsid(pwd, &uinfo->sid);
unbecome_root();
if (ret == false) {
- DEBUG(4,("User %s not found\n", sid_string_dbg(&info->sid)));
+ DEBUG(4,("User %s not found\n", sid_string_dbg(&uinfo->sid)));
TALLOC_FREE(pwd);
return NT_STATUS_NO_SUCH_USER;
}
@@ -2574,7 +2567,8 @@ NTSTATUS _samr_QueryUserInfo(pipes_struct *p,
break;
case 18:
/* level 18 is special */
- status = get_user_info_18(p, p->mem_ctx, &user_info->info18, &info->sid);
+ status = get_user_info_18(p, p->mem_ctx, &user_info->info18,
+ &uinfo->sid);
break;
case 20:
status = get_user_info_20(p->mem_ctx, &user_info->info20, pwd);
@@ -2618,8 +2612,8 @@ NTSTATUS _samr_QueryUserInfo2(pipes_struct *p,
NTSTATUS _samr_GetGroupsForUser(pipes_struct *p,
struct samr_GetGroupsForUser *r)
{
+ struct samr_user_info *uinfo;
struct samu *sam_pass=NULL;
- DOM_SID sid;
DOM_SID *sids;
struct samr_RidWithAttribute dom_gid;
struct samr_RidWithAttribute *gids = NULL;
@@ -2627,7 +2621,6 @@ NTSTATUS _samr_GetGroupsForUser(pipes_struct *p,
size_t num_groups = 0;
gid_t *unix_gids;
size_t i, num_gids;
- uint32 acc_granted;
bool ret;
NTSTATUS result;
bool success = False;
@@ -2648,23 +2641,19 @@ NTSTATUS _samr_GetGroupsForUser(pipes_struct *p,
DEBUG(5,("_samr_GetGroupsForUser: %d\n", __LINE__));
+ uinfo = policy_handle_find(p, r->in.user_handle,
+ SAMR_USER_ACCESS_GET_GROUPS, NULL,
+ struct samr_user_info, &result);
+ if (!NT_STATUS_IS_OK(result)) {
+ return result;
+ }
+
rids = TALLOC_ZERO_P(p->mem_ctx, struct samr_RidWithAttributeArray);
if (!rids) {
return NT_STATUS_NO_MEMORY;
}
- /* find the policy handle. open a policy on it. */
- if (!get_lsa_policy_samr_sid(p, r->in.user_handle, &sid, &acc_granted, NULL))
- return NT_STATUS_INVALID_HANDLE;
-
- result = access_check_samr_function(acc_granted,
- SAMR_USER_ACCESS_GET_GROUPS,
- "_samr_GetGroupsForUser");
- if (!NT_STATUS_IS_OK(result)) {
- return result;
- }
-
- if (!sid_check_is_in_our_domain(&sid))
+ if (!sid_check_is_in_our_domain(&uinfo->sid))
return NT_STATUS_OBJECT_TYPE_MISMATCH;
if ( !(sam_pass = samu_new( p->mem_ctx )) ) {
@@ -2672,12 +2661,12 @@ NTSTATUS _samr_GetGroupsForUser(pipes_struct *p,
}
become_root();
- ret = pdb_getsampwsid(sam_pass, &sid);
+ ret = pdb_getsampwsid(sam_pass, &uinfo->sid);
unbecome_root();
if (!ret) {
DEBUG(10, ("pdb_getsampwsid failed for %s\n",
- sid_string_dbg(&sid)));
+ sid_string_dbg(&uinfo->sid)));
return NT_STATUS_NO_SUCH_USER;
}
@@ -2696,7 +2685,7 @@ NTSTATUS _samr_GetGroupsForUser(pipes_struct *p,
if (!NT_STATUS_IS_OK(result)) {
DEBUG(10, ("pdb_enum_group_memberships failed for %s\n",
- sid_string_dbg(&sid)));
+ sid_string_dbg(&uinfo->sid)));
return result;
}
@@ -2996,7 +2985,7 @@ NTSTATUS _samr_CreateUser2(pipes_struct *p,
DOM_SID sid;
uint32_t acb_info = r->in.acct_flags;
struct samr_domain_info *dinfo;
- struct samr_info *info;
+ struct samr_user_info *uinfo;
NTSTATUS nt_status;
uint32 acc_granted;
SEC_DESC *psd;
@@ -3104,19 +3093,12 @@ NTSTATUS _samr_CreateUser2(pipes_struct *p,
return nt_status;
}
- /* associate the user's SID with the new handle. */
- if ((info = get_samr_info_by_sid(p->mem_ctx, &sid)) == NULL) {
- return NT_STATUS_NO_MEMORY;
- }
-
- ZERO_STRUCTP(info);
- info->sid = sid;
- info->acc_granted = acc_granted;
-
- /* get a (unique) handle. open a policy on it. */
- if (!create_policy_hnd(p, r->out.user_handle, info)) {
- return NT_STATUS_OBJECT_NAME_NOT_FOUND;
+ uinfo = policy_handle_create(p, r->out.user_handle, acc_granted,
+ struct samr_user_info, &nt_status);
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ return nt_status;
}
+ uinfo->sid = sid;
/* After a "set" ensure we have no cached display info. */
force_flush_samr_cache(&sid);
@@ -4040,25 +4022,18 @@ static NTSTATUS set_user_info_26(TALLOC_CTX *mem_ctx,
NTSTATUS _samr_SetUserInfo(pipes_struct *p,
struct samr_SetUserInfo *r)
{
+ struct samr_user_info *uinfo;
NTSTATUS status;
struct samu *pwd = NULL;
- DOM_SID sid;
union samr_UserInfo *info = r->in.info;
uint16_t switch_value = r->in.level;
- uint32_t acc_granted;
uint32_t acc_required;
bool ret;
bool has_enough_rights = False;
uint32_t acb_info;
- DISP_INFO *disp_info = NULL;
DEBUG(5,("_samr_SetUserInfo: %d\n", __LINE__));
- /* find the policy handle. open a policy on it. */
- if (!get_lsa_policy_samr_sid(p, r->in.user_handle, &sid, &acc_granted, &disp_info)) {
- return NT_STATUS_INVALID_HANDLE;
- }
-
/* This is tricky. A WinXP domain join sets
(SAMR_USER_ACCESS_SET_PASSWORD|SAMR_USER_ACCESS_SET_ATTRIBUTES|SAMR_USER_ACCESS_GET_ATTRIBUTES)
The MMC lusrmgr plugin includes these perms and more in the SamrOpenUser(). But the
@@ -4080,15 +4055,14 @@ NTSTATUS _samr_SetUserInfo(pipes_struct *p,
break;
}
- status = access_check_samr_function(acc_granted,
- acc_required,
- "_samr_SetUserInfo");
+ uinfo = policy_handle_find(p, r->in.user_handle, acc_required, NULL,
+ struct samr_user_info, &status);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
DEBUG(5, ("_samr_SetUserInfo: sid:%s, level:%d\n",
- sid_string_dbg(&sid), switch_value));
+ sid_string_dbg(&uinfo->sid), switch_value));
if (info == NULL) {
DEBUG(5, ("_samr_SetUserInfo: NULL info level\n"));
@@ -4100,7 +4074,7 @@ NTSTATUS _samr_SetUserInfo(pipes_struct *p,
}
become_root();
- ret = pdb_getsampwsid(pwd, &sid);
+ ret = pdb_getsampwsid(pwd, &uinfo->sid);
unbecome_root();
if (!ret) {
@@ -4239,7 +4213,7 @@ NTSTATUS _samr_SetUserInfo(pipes_struct *p,
/* ================ END SeMachineAccountPrivilege BLOCK ================ */
if (NT_STATUS_IS_OK(status)) {
- force_flush_samr_cache(&sid);
+ force_flush_samr_cache(&uinfo->sid);
}
return status;
@@ -4674,29 +4648,23 @@ NTSTATUS _samr_DeleteGroupMember(pipes_struct *p,
NTSTATUS _samr_DeleteUser(pipes_struct *p,
struct samr_DeleteUser *r)
{
+ struct samr_user_info *uinfo;
NTSTATUS status;
- DOM_SID user_sid;
struct samu *sam_pass=NULL;
- uint32 acc_granted;
bool can_add_accounts;
uint32 acb_info;
- DISP_INFO *disp_info = NULL;
bool ret;
DEBUG(5, ("_samr_DeleteUser: %d\n", __LINE__));
- /* Find the policy handle. Open a policy on it. */
- if (!get_lsa_policy_samr_sid(p, r->in.user_handle, &user_sid, &acc_granted, &disp_info))
- return NT_STATUS_INVALID_HANDLE;
-
- status = access_check_samr_function(acc_granted,
- STD_RIGHT_DELETE_ACCESS,
- "_samr_DeleteUser");
+ uinfo = policy_handle_find(p, r->in.user_handle,
+ STD_RIGHT_DELETE_ACCESS, NULL,
+ struct samr_user_info, &status);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
- if (!sid_check_is_in_our_domain(&user_sid))
+ if (!sid_check_is_in_our_domain(&uinfo->sid))
return NT_STATUS_CANNOT_DELETE;
/* check if the user exists before trying to delete */
@@ -4705,12 +4673,12 @@ NTSTATUS _samr_DeleteUser(pipes_struct *p,
}
become_root();
- ret = pdb_getsampwsid(sam_pass, &user_sid);
+ ret = pdb_getsampwsid(sam_pass, &uinfo->sid);
unbecome_root();
if( !ret ) {
DEBUG(5,("_samr_DeleteUser: User %s doesn't exist.\n",
- sid_string_dbg(&user_sid)));
+ sid_string_dbg(&uinfo->sid)));
TALLOC_FREE(sam_pass);
return NT_STATUS_NO_SUCH_USER;
}
@@ -4752,7 +4720,7 @@ NTSTATUS _samr_DeleteUser(pipes_struct *p,
ZERO_STRUCTP(r->out.user_handle);
- force_flush_samr_cache(&user_sid);
+ force_flush_samr_cache(&uinfo->sid);
return NT_STATUS_OK;
}