s3:vfs_gpfs: Use directory not file to get fileset id
[Samba/gebeck_regimport.git] / source4 / auth / unix_token.c
blob38109452a4bc8095ef527cfce02a774d5cc68909
1 /*
2 Unix SMB/CIFS implementation.
4 Deal with unix elements in the security token
6 Copyright (C) Andrew Tridgell 2004
7 Copyright (C) Andrew Bartlett 2011
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program. If not, see <http://www.gnu.org/licenses/>.
23 #include "includes.h"
24 #include "auth/auth.h"
25 #include "libcli/wbclient/wbclient.h"
26 #include "param/param.h"
29 form a security_unix_token from the current security_token
31 NTSTATUS security_token_to_unix_token(TALLOC_CTX *mem_ctx,
32 struct wbc_context *wbc_ctx,
33 struct security_token *token,
34 struct security_unix_token **sec)
36 uint32_t s, g;
37 NTSTATUS status;
38 struct id_map *ids;
39 struct composite_context *ctx;
41 /* we can't do unix security without a user and group */
42 if (token->num_sids < 2) {
43 return NT_STATUS_ACCESS_DENIED;
46 *sec = talloc_zero(mem_ctx, struct security_unix_token);
47 if (*sec == NULL) {
48 return NT_STATUS_NO_MEMORY;
51 ids = talloc_zero_array(mem_ctx, struct id_map, token->num_sids);
52 NT_STATUS_HAVE_NO_MEMORY(ids);
54 for (s=0; s < token->num_sids; s++) {
55 ids[s].sid = &token->sids[s];
56 ids[s].status = ID_UNKNOWN;
59 ctx = wbc_sids_to_xids_send(wbc_ctx, ids, token->num_sids, ids);
60 NT_STATUS_HAVE_NO_MEMORY(ctx);
62 status = wbc_sids_to_xids_recv(ctx, &ids);
63 NT_STATUS_NOT_OK_RETURN(status);
65 g = token->num_sids;
66 if (ids[0].xid.type != ID_TYPE_BOTH) {
67 g--;
69 (*sec)->ngroups = g;
70 (*sec)->groups = talloc_array(*sec, gid_t, (*sec)->ngroups);
71 NT_STATUS_HAVE_NO_MEMORY((*sec)->groups);
73 g=0;
74 if (ids[0].xid.type == ID_TYPE_BOTH) {
75 (*sec)->uid = ids[0].xid.id;
76 (*sec)->groups[g] = ids[0].xid.id;
77 g++;
78 } else if (ids[0].xid.type == ID_TYPE_UID) {
79 (*sec)->uid = ids[0].xid.id;
80 } else {
81 char *sid_str = dom_sid_string(mem_ctx, ids[0].sid);
82 DEBUG(0, ("Unable to convert first SID (%s) in user token to a UID. Conversion was returned as type %d, full token:\n",
83 sid_str, (int)ids[0].xid.type));
84 security_token_debug(0, 0, token);
85 talloc_free(sid_str);
86 return NT_STATUS_INVALID_SID;
89 if (ids[1].xid.type == ID_TYPE_BOTH ||
90 ids[1].xid.type == ID_TYPE_GID) {
91 (*sec)->gid = ids[1].xid.id;
92 (*sec)->groups[g] = ids[1].xid.id;
93 g++;
94 } else {
95 char *sid_str = dom_sid_string(mem_ctx, ids[1].sid);
96 DEBUG(0, ("Unable to convert second SID (%s) in user token to a GID. Conversion was returned as type %d, full token:\n",
97 sid_str, (int)ids[1].xid.type));
98 security_token_debug(0, 0, token);
99 talloc_free(sid_str);
100 return NT_STATUS_INVALID_SID;
103 for (s=2; s < token->num_sids; s++) {
104 if (ids[s].xid.type == ID_TYPE_BOTH ||
105 ids[s].xid.type == ID_TYPE_GID) {
106 (*sec)->groups[g] = ids[s].xid.id;
107 g++;
108 } else {
109 char *sid_str = dom_sid_string(mem_ctx, ids[s].sid);
110 DEBUG(0, ("Unable to convert SID (%s) at index %u in user token to a GID. Conversion was returned as type %d, full token:\n",
111 sid_str, (unsigned int)s, (int)ids[s].xid.type));
112 security_token_debug(0, 0, token);
113 talloc_free(sid_str);
114 return NT_STATUS_INVALID_SID;
118 DEBUG(5, ("Successfully converted security token to a unix token:"));
119 security_token_debug(0, 5, token);
120 TALLOC_FREE(ids);
122 return NT_STATUS_OK;
126 Fill in the auth_user_info_unix and auth_unix_token elements in a struct session_info
128 NTSTATUS auth_session_info_fill_unix(struct wbc_context *wbc_ctx,
129 struct loadparm_context *lp_ctx,
130 const char *original_user_name,
131 struct auth_session_info *session_info)
133 char *su;
134 size_t len;
135 NTSTATUS status = security_token_to_unix_token(session_info, wbc_ctx,
136 session_info->security_token,
137 &session_info->unix_token);
138 if (!NT_STATUS_IS_OK(status)) {
139 return status;
142 session_info->unix_info = talloc_zero(session_info, struct auth_user_info_unix);
143 NT_STATUS_HAVE_NO_MEMORY(session_info->unix_info);
145 session_info->unix_info->unix_name = talloc_asprintf(session_info->unix_info,
146 "%s%s%s", session_info->info->domain_name,
147 lpcfg_winbind_separator(lp_ctx),
148 session_info->info->account_name);
149 NT_STATUS_HAVE_NO_MEMORY(session_info->unix_info->unix_name);
151 len = strlen(original_user_name) + 1;
152 session_info->unix_info->sanitized_username = su = talloc_array(session_info->unix_info, char, len);
153 NT_STATUS_HAVE_NO_MEMORY(su);
155 alpha_strcpy(su, original_user_name,
156 ". _-$", len);
158 return NT_STATUS_OK;