| 1 | /*
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| 2 | * Unix SMB/CIFS implementation.
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| 3 | * RPC Pipe client / server routines
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| 4 | * Copyright (C) Andrew Tridgell 1992-2000,
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| 5 | * Copyright (C) Jean François Micouleau 1998-2001.
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| 6 | * Copyright (C) Volker Lendecke 2006.
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| 7 | * Copyright (C) Gerald Carter 2006.
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| 8 | *
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| 9 | * This program is free software; you can redistribute it and/or modify
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| 10 | * it under the terms of the GNU General Public License as published by
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| 11 | * the Free Software Foundation; either version 2 of the License, or
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| 12 | * (at your option) any later version.
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| 13 | *
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| 14 | * This program is distributed in the hope that it will be useful,
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| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 17 | * GNU General Public License for more details.
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| 18 | *
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| 19 | * You should have received a copy of the GNU General Public License
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| 20 | * along with this program; if not, write to the Free Software
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| 21 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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| 22 | */
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| 23 |
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| 24 | #include "includes.h"
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| 25 | #include "groupdb/mapping.h"
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| 26 |
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| 27 | /****************************************************************************
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| 28 | initialise first time the mapping list
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| 29 | ****************************************************************************/
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| 30 | NTSTATUS add_initial_entry(gid_t gid, const char *sid, enum lsa_SidType sid_name_use, const char *nt_name, const char *comment)
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| 31 | {
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| 32 | GROUP_MAP map;
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| 33 |
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| 34 | if(!init_group_mapping()) {
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| 35 | DEBUG(0,("failed to initialize group mapping\n"));
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| 36 | return NT_STATUS_UNSUCCESSFUL;
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| 37 | }
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| 38 |
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| 39 | map.gid=gid;
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| 40 | if (!string_to_sid(&map.sid, sid)) {
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| 41 | DEBUG(0, ("string_to_sid failed: %s", sid));
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| 42 | return NT_STATUS_UNSUCCESSFUL;
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| 43 | }
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| 44 |
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| 45 | map.sid_name_use=sid_name_use;
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| 46 | fstrcpy(map.nt_name, nt_name);
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| 47 | fstrcpy(map.comment, comment);
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| 48 |
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| 49 | return pdb_add_group_mapping_entry(&map);
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| 50 | }
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| 51 |
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| 52 | /****************************************************************************
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| 53 | Map a unix group to a newly created mapping
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| 54 | ****************************************************************************/
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| 55 | NTSTATUS map_unix_group(const struct group *grp, GROUP_MAP *pmap)
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| 56 | {
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| 57 | NTSTATUS status;
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| 58 | GROUP_MAP map;
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| 59 | const char *grpname, *dom, *name;
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| 60 | uint32 rid;
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| 61 |
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| 62 | if (pdb_getgrgid(&map, grp->gr_gid)) {
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| 63 | return NT_STATUS_GROUP_EXISTS;
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| 64 | }
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| 65 |
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| 66 | map.gid = grp->gr_gid;
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| 67 | grpname = grp->gr_name;
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| 68 |
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| 69 | if (lookup_name(tmp_talloc_ctx(), grpname, LOOKUP_NAME_ISOLATED,
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| 70 | &dom, &name, NULL, NULL)) {
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| 71 |
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| 72 | const char *tmp = talloc_asprintf(
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| 73 | tmp_talloc_ctx(), "Unix Group %s", grp->gr_name);
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| 74 |
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| 75 | DEBUG(5, ("%s exists as %s\\%s, retrying as \"%s\"\n",
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| 76 | grpname, dom, name, tmp));
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| 77 | grpname = tmp;
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| 78 | }
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| 79 |
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| 80 | if (lookup_name(tmp_talloc_ctx(), grpname, LOOKUP_NAME_ISOLATED,
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| 81 | NULL, NULL, NULL, NULL)) {
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| 82 | DEBUG(3, ("\"%s\" exists, can't map it\n", grp->gr_name));
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| 83 | return NT_STATUS_GROUP_EXISTS;
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| 84 | }
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| 85 |
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| 86 | fstrcpy(map.nt_name, grpname);
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| 87 |
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| 88 | if (pdb_rid_algorithm()) {
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| 89 | rid = algorithmic_pdb_gid_to_group_rid( grp->gr_gid );
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| 90 | } else {
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| 91 | if (!pdb_new_rid(&rid)) {
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| 92 | DEBUG(3, ("Could not get a new RID for %s\n",
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| 93 | grp->gr_name));
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| 94 | return NT_STATUS_ACCESS_DENIED;
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| 95 | }
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| 96 | }
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| 97 |
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| 98 | sid_compose(&map.sid, get_global_sam_sid(), rid);
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| 99 | map.sid_name_use = SID_NAME_DOM_GRP;
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| 100 | fstrcpy(map.comment, talloc_asprintf(tmp_talloc_ctx(), "Unix Group %s",
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| 101 | grp->gr_name));
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| 102 |
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| 103 | status = pdb_add_group_mapping_entry(&map);
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| 104 | if (NT_STATUS_IS_OK(status)) {
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| 105 | *pmap = map;
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| 106 | }
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| 107 | return status;
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| 108 | }
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| 109 |
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| 110 |
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| 111 |
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| 112 |
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| 113 |
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| 114 |
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| 115 |
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| 116 | static NTSTATUS alias_memberships(const DOM_SID *members, size_t num_members,
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| 117 | DOM_SID **sids, size_t *num)
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| 118 | {
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| 119 | size_t i;
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| 120 |
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| 121 | *num = 0;
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| 122 | *sids = NULL;
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| 123 |
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| 124 | for (i=0; i<num_members; i++) {
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| 125 | NTSTATUS status = one_alias_membership(&members[i], sids, num);
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| 126 | if (!NT_STATUS_IS_OK(status))
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| 127 | return status;
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| 128 | }
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| 129 | return NT_STATUS_OK;
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| 130 | }
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| 131 |
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| 132 | struct aliasmem_closure {
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| 133 | const DOM_SID *alias;
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| 134 | DOM_SID **sids;
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| 135 | size_t *num;
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| 136 | };
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| 137 |
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| 138 |
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| 139 |
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| 140 | /*
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| 141 | *
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| 142 | * High level functions
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| 143 | * better to use them than the lower ones.
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| 144 | *
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| 145 | * we are checking if the group is in the mapping file
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| 146 | * and if the group is an existing unix group
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| 147 | *
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| 148 | */
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| 149 |
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| 150 | /* get a domain group from it's SID */
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| 151 |
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| 152 | BOOL get_domain_group_from_sid(DOM_SID sid, GROUP_MAP *map)
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| 153 | {
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| 154 | struct group *grp;
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| 155 | BOOL ret;
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| 156 |
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| 157 | if(!init_group_mapping()) {
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| 158 | DEBUG(0,("failed to initialize group mapping\n"));
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| 159 | return(False);
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| 160 | }
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| 161 |
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| 162 | DEBUG(10, ("get_domain_group_from_sid\n"));
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| 163 |
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| 164 | /* if the group is NOT in the database, it CAN NOT be a domain group */
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| 165 |
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| 166 | become_root();
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| 167 | ret = pdb_getgrsid(map, sid);
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| 168 | unbecome_root();
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| 169 |
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| 170 | /* special case check for rid 513 */
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| 171 |
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| 172 | if ( !ret ) {
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| 173 | uint32 rid;
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| 174 |
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| 175 | sid_peek_rid( &sid, &rid );
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| 176 |
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| 177 | if ( rid == DOMAIN_GROUP_RID_USERS ) {
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| 178 | fstrcpy( map->nt_name, "None" );
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| 179 | fstrcpy( map->comment, "Ordinary Users" );
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| 180 | sid_copy( &map->sid, &sid );
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| 181 | map->sid_name_use = SID_NAME_DOM_GRP;
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| 182 | map->gid = (gid_t)-1;
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| 183 |
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| 184 | return True;
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| 185 | }
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| 186 |
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| 187 | return False;
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| 188 | }
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| 189 |
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| 190 | DEBUG(10, ("get_domain_group_from_sid: SID found in the TDB\n"));
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| 191 |
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| 192 | /* if it's not a domain group, continue */
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| 193 | if (map->sid_name_use!=SID_NAME_DOM_GRP) {
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| 194 | return False;
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| 195 | }
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| 196 |
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| 197 | DEBUG(10, ("get_domain_group_from_sid: SID is a domain group\n"));
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| 198 |
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| 199 | if (map->gid==-1) {
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| 200 | return False;
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| 201 | }
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| 202 |
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| 203 | DEBUG(10, ("get_domain_group_from_sid: SID is mapped to gid:%lu\n",(unsigned long)map->gid));
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| 204 |
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| 205 | grp = getgrgid(map->gid);
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| 206 | if ( !grp ) {
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| 207 | DEBUG(10, ("get_domain_group_from_sid: gid DOESN'T exist in UNIX security\n"));
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| 208 | return False;
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| 209 | }
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| 210 |
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| 211 | DEBUG(10, ("get_domain_group_from_sid: gid exists in UNIX security\n"));
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| 212 |
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| 213 | return True;
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| 214 | }
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| 215 |
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| 216 | /****************************************************************************
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| 217 | Create a UNIX group on demand.
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| 218 | ****************************************************************************/
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| 219 |
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| 220 | int smb_create_group(const char *unix_group, gid_t *new_gid)
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| 221 | {
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| 222 | pstring add_script;
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| 223 | int ret = -1;
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| 224 | int fd = 0;
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| 225 |
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| 226 | *new_gid = 0;
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| 227 |
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| 228 | /* defer to scripts */
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| 229 |
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| 230 | if ( *lp_addgroup_script() ) {
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| 231 | pstrcpy(add_script, lp_addgroup_script());
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| 232 | pstring_sub(add_script, "%g", unix_group);
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| 233 | ret = smbrun(add_script, &fd);
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| 234 | DEBUG(ret ? 0 : 3,("smb_create_group: Running the command `%s' gave %d\n",add_script,ret));
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| 235 | if (ret == 0) {
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| 236 | smb_nscd_flush_group_cache();
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| 237 | }
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| 238 | if (ret != 0)
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| 239 | return ret;
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| 240 |
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| 241 | if (fd != 0) {
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| 242 | fstring output;
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| 243 |
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| 244 | *new_gid = 0;
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| 245 | if (read(fd, output, sizeof(output)) > 0) {
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| 246 | *new_gid = (gid_t)strtoul(output, NULL, 10);
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| 247 | }
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| 248 |
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| 249 | close(fd);
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| 250 | }
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| 251 |
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| 252 | }
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| 253 |
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| 254 | if (*new_gid == 0) {
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| 255 | struct group *grp = getgrnam(unix_group);
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| 256 |
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| 257 | if (grp != NULL)
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| 258 | *new_gid = grp->gr_gid;
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| 259 | }
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| 260 |
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| 261 | return ret;
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| 262 | }
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| 263 |
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| 264 | /****************************************************************************
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| 265 | Delete a UNIX group on demand.
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| 266 | ****************************************************************************/
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| 267 |
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| 268 | int smb_delete_group(const char *unix_group)
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| 269 | {
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| 270 | pstring del_script;
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| 271 | int ret;
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| 272 |
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| 273 | /* defer to scripts */
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| 274 |
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| 275 | if ( *lp_delgroup_script() ) {
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| 276 | pstrcpy(del_script, lp_delgroup_script());
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| 277 | pstring_sub(del_script, "%g", unix_group);
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| 278 | ret = smbrun(del_script,NULL);
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| 279 | DEBUG(ret ? 0 : 3,("smb_delete_group: Running the command `%s' gave %d\n",del_script,ret));
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| 280 | if (ret == 0) {
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| 281 | smb_nscd_flush_group_cache();
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| 282 | }
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| 283 | return ret;
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| 284 | }
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| 285 |
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| 286 | return -1;
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| 287 | }
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| 288 |
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| 289 | /****************************************************************************
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| 290 | Set a user's primary UNIX group.
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| 291 | ****************************************************************************/
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| 292 | int smb_set_primary_group(const char *unix_group, const char* unix_user)
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| 293 | {
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| 294 | pstring add_script;
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| 295 | int ret;
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| 296 |
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| 297 | /* defer to scripts */
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| 298 |
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| 299 | if ( *lp_setprimarygroup_script() ) {
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| 300 | pstrcpy(add_script, lp_setprimarygroup_script());
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| 301 | all_string_sub(add_script, "%g", unix_group, sizeof(add_script));
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| 302 | all_string_sub(add_script, "%u", unix_user, sizeof(add_script));
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| 303 | ret = smbrun(add_script,NULL);
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| 304 | flush_pwnam_cache();
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| 305 | DEBUG(ret ? 0 : 3,("smb_set_primary_group: "
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| 306 | "Running the command `%s' gave %d\n",add_script,ret));
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| 307 | if (ret == 0) {
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| 308 | smb_nscd_flush_group_cache();
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| 309 | }
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| 310 | return ret;
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| 311 | }
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| 312 |
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| 313 | return -1;
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| 314 | }
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| 315 |
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| 316 | /****************************************************************************
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| 317 | Add a user to a UNIX group.
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| 318 | ****************************************************************************/
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| 319 |
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| 320 | int smb_add_user_group(const char *unix_group, const char *unix_user)
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| 321 | {
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| 322 | pstring add_script;
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| 323 | int ret;
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| 324 |
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| 325 | /* defer to scripts */
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| 326 |
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| 327 | if ( *lp_addusertogroup_script() ) {
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| 328 | pstrcpy(add_script, lp_addusertogroup_script());
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| 329 | pstring_sub(add_script, "%g", unix_group);
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| 330 | pstring_sub(add_script, "%u", unix_user);
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| 331 | ret = smbrun(add_script,NULL);
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| 332 | DEBUG(ret ? 0 : 3,("smb_add_user_group: Running the command `%s' gave %d\n",add_script,ret));
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| 333 | if (ret == 0) {
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| 334 | smb_nscd_flush_group_cache();
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| 335 | }
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| 336 | return ret;
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| 337 | }
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| 338 |
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| 339 | return -1;
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| 340 | }
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| 341 |
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| 342 | /****************************************************************************
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| 343 | Delete a user from a UNIX group
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| 344 | ****************************************************************************/
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| 345 |
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| 346 | int smb_delete_user_group(const char *unix_group, const char *unix_user)
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| 347 | {
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| 348 | pstring del_script;
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| 349 | int ret;
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| 350 |
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| 351 | /* defer to scripts */
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| 352 |
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| 353 | if ( *lp_deluserfromgroup_script() ) {
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| 354 | pstrcpy(del_script, lp_deluserfromgroup_script());
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| 355 | pstring_sub(del_script, "%g", unix_group);
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| 356 | pstring_sub(del_script, "%u", unix_user);
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| 357 | ret = smbrun(del_script,NULL);
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| 358 | DEBUG(ret ? 0 : 3,("smb_delete_user_group: Running the command `%s' gave %d\n",del_script,ret));
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| 359 | if (ret == 0) {
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| 360 | smb_nscd_flush_group_cache();
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| 361 | }
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| 362 | return ret;
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| 363 | }
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| 364 |
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| 365 | return -1;
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| 366 | }
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| 367 |
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| 368 |
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| 369 | NTSTATUS pdb_default_getgrsid(struct pdb_methods *methods, GROUP_MAP *map,
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| 370 | DOM_SID sid)
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| 371 | {
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| 372 | return get_group_map_from_sid(sid, map) ?
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| 373 | NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
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| 374 | }
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| 375 |
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| 376 | NTSTATUS pdb_default_getgrgid(struct pdb_methods *methods, GROUP_MAP *map,
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| 377 | gid_t gid)
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| 378 | {
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| 379 | return get_group_map_from_gid(gid, map) ?
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| 380 | NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
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| 381 | }
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| 382 |
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| 383 | NTSTATUS pdb_default_getgrnam(struct pdb_methods *methods, GROUP_MAP *map,
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| 384 | const char *name)
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| 385 | {
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| 386 | return get_group_map_from_ntname(name, map) ?
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| 387 | NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
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| 388 | }
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| 389 |
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| 390 | NTSTATUS pdb_default_add_group_mapping_entry(struct pdb_methods *methods,
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| 391 | GROUP_MAP *map)
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| 392 | {
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| 393 | return add_mapping_entry(map, TDB_INSERT) ?
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| 394 | NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
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| 395 | }
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| 396 |
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| 397 | NTSTATUS pdb_default_update_group_mapping_entry(struct pdb_methods *methods,
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| 398 | GROUP_MAP *map)
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| 399 | {
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| 400 | return add_mapping_entry(map, TDB_REPLACE) ?
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| 401 | NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
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| 402 | }
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| 403 |
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| 404 | NTSTATUS pdb_default_delete_group_mapping_entry(struct pdb_methods *methods,
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| 405 | DOM_SID sid)
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| 406 | {
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| 407 | return group_map_remove(&sid) ?
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| 408 | NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
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| 409 | }
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| 410 |
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| 411 | NTSTATUS pdb_default_enum_group_mapping(struct pdb_methods *methods,
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| 412 | const DOM_SID *sid, enum lsa_SidType sid_name_use,
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| 413 | GROUP_MAP **pp_rmap, size_t *p_num_entries,
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| 414 | BOOL unix_only)
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| 415 | {
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| 416 | return enum_group_mapping(sid, sid_name_use, pp_rmap, p_num_entries, unix_only) ?
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| 417 | NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
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| 418 | }
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| 419 |
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| 420 | NTSTATUS pdb_default_find_alias(struct pdb_methods *methods,
|
|---|
| 421 | const char *name, DOM_SID *sid)
|
|---|
| 422 | {
|
|---|
| 423 | GROUP_MAP map;
|
|---|
| 424 |
|
|---|
| 425 | if (!pdb_getgrnam(&map, name))
|
|---|
| 426 | return NT_STATUS_NO_SUCH_ALIAS;
|
|---|
| 427 |
|
|---|
| 428 | if ((map.sid_name_use != SID_NAME_WKN_GRP) &&
|
|---|
| 429 | (map.sid_name_use != SID_NAME_ALIAS))
|
|---|
| 430 | return NT_STATUS_OBJECT_TYPE_MISMATCH;
|
|---|
| 431 |
|
|---|
| 432 | sid_copy(sid, &map.sid);
|
|---|
| 433 | return NT_STATUS_OK;
|
|---|
| 434 | }
|
|---|
| 435 |
|
|---|
| 436 | NTSTATUS pdb_default_create_alias(struct pdb_methods *methods,
|
|---|
| 437 | const char *name, uint32 *rid)
|
|---|
| 438 | {
|
|---|
| 439 | DOM_SID sid;
|
|---|
| 440 | enum lsa_SidType type;
|
|---|
| 441 | uint32 new_rid;
|
|---|
| 442 | gid_t gid;
|
|---|
| 443 | BOOL exists;
|
|---|
| 444 | GROUP_MAP map;
|
|---|
| 445 | TALLOC_CTX *mem_ctx;
|
|---|
| 446 | NTSTATUS status;
|
|---|
| 447 |
|
|---|
| 448 | DEBUG(10, ("Trying to create alias %s\n", name));
|
|---|
| 449 |
|
|---|
| 450 | mem_ctx = talloc_new(NULL);
|
|---|
| 451 | if (mem_ctx == NULL) {
|
|---|
| 452 | return NT_STATUS_NO_MEMORY;
|
|---|
| 453 | }
|
|---|
| 454 |
|
|---|
| 455 | exists = lookup_name(mem_ctx, name, LOOKUP_NAME_LOCAL,
|
|---|
| 456 | NULL, NULL, &sid, &type);
|
|---|
| 457 | TALLOC_FREE(mem_ctx);
|
|---|
| 458 |
|
|---|
| 459 | if (exists) {
|
|---|
| 460 | return NT_STATUS_ALIAS_EXISTS;
|
|---|
| 461 | }
|
|---|
| 462 |
|
|---|
| 463 | if (!winbind_allocate_gid(&gid)) {
|
|---|
| 464 | DEBUG(3, ("Could not get a gid out of winbind\n"));
|
|---|
| 465 | return NT_STATUS_ACCESS_DENIED;
|
|---|
| 466 | }
|
|---|
| 467 |
|
|---|
| 468 | if (!pdb_new_rid(&new_rid)) {
|
|---|
| 469 | DEBUG(0, ("Could not allocate a RID -- wasted a gid :-(\n"));
|
|---|
| 470 | return NT_STATUS_ACCESS_DENIED;
|
|---|
| 471 | }
|
|---|
| 472 |
|
|---|
| 473 | DEBUG(10, ("Creating alias %s with gid %d and rid %d\n",
|
|---|
| 474 | name, gid, new_rid));
|
|---|
| 475 |
|
|---|
| 476 | sid_copy(&sid, get_global_sam_sid());
|
|---|
| 477 | sid_append_rid(&sid, new_rid);
|
|---|
| 478 |
|
|---|
| 479 | map.gid = gid;
|
|---|
| 480 | sid_copy(&map.sid, &sid);
|
|---|
| 481 | map.sid_name_use = SID_NAME_ALIAS;
|
|---|
| 482 | fstrcpy(map.nt_name, name);
|
|---|
| 483 | fstrcpy(map.comment, "");
|
|---|
| 484 |
|
|---|
| 485 | status = pdb_add_group_mapping_entry(&map);
|
|---|
| 486 |
|
|---|
| 487 | if (!NT_STATUS_IS_OK(status)) {
|
|---|
| 488 | DEBUG(0, ("Could not add group mapping entry for alias %s "
|
|---|
| 489 | "(%s)\n", name, nt_errstr(status)));
|
|---|
| 490 | return status;
|
|---|
| 491 | }
|
|---|
| 492 |
|
|---|
| 493 | *rid = new_rid;
|
|---|
| 494 |
|
|---|
| 495 | return NT_STATUS_OK;
|
|---|
| 496 | }
|
|---|
| 497 |
|
|---|
| 498 | NTSTATUS pdb_default_delete_alias(struct pdb_methods *methods,
|
|---|
| 499 | const DOM_SID *sid)
|
|---|
| 500 | {
|
|---|
| 501 | return pdb_delete_group_mapping_entry(*sid);
|
|---|
| 502 | }
|
|---|
| 503 |
|
|---|
| 504 | NTSTATUS pdb_default_get_aliasinfo(struct pdb_methods *methods,
|
|---|
| 505 | const DOM_SID *sid,
|
|---|
| 506 | struct acct_info *info)
|
|---|
| 507 | {
|
|---|
| 508 | GROUP_MAP map;
|
|---|
| 509 |
|
|---|
| 510 | if (!pdb_getgrsid(&map, *sid))
|
|---|
| 511 | return NT_STATUS_NO_SUCH_ALIAS;
|
|---|
| 512 |
|
|---|
| 513 | if ((map.sid_name_use != SID_NAME_ALIAS) &&
|
|---|
| 514 | (map.sid_name_use != SID_NAME_WKN_GRP)) {
|
|---|
| 515 | DEBUG(2, ("%s is a %s, expected an alias\n",
|
|---|
| 516 | sid_string_static(sid),
|
|---|
| 517 | sid_type_lookup(map.sid_name_use)));
|
|---|
| 518 | return NT_STATUS_NO_SUCH_ALIAS;
|
|---|
| 519 | }
|
|---|
| 520 |
|
|---|
| 521 | fstrcpy(info->acct_name, map.nt_name);
|
|---|
| 522 | fstrcpy(info->acct_desc, map.comment);
|
|---|
| 523 | sid_peek_rid(&map.sid, &info->rid);
|
|---|
| 524 | return NT_STATUS_OK;
|
|---|
| 525 | }
|
|---|
| 526 |
|
|---|
| 527 | NTSTATUS pdb_default_set_aliasinfo(struct pdb_methods *methods,
|
|---|
| 528 | const DOM_SID *sid,
|
|---|
| 529 | struct acct_info *info)
|
|---|
| 530 | {
|
|---|
| 531 | GROUP_MAP map;
|
|---|
| 532 |
|
|---|
| 533 | if (!pdb_getgrsid(&map, *sid))
|
|---|
| 534 | return NT_STATUS_NO_SUCH_ALIAS;
|
|---|
| 535 |
|
|---|
| 536 | fstrcpy(map.nt_name, info->acct_name);
|
|---|
| 537 | fstrcpy(map.comment, info->acct_desc);
|
|---|
| 538 |
|
|---|
| 539 | return pdb_update_group_mapping_entry(&map);
|
|---|
| 540 | }
|
|---|
| 541 |
|
|---|
| 542 | NTSTATUS pdb_default_add_aliasmem(struct pdb_methods *methods,
|
|---|
| 543 | const DOM_SID *alias, const DOM_SID *member)
|
|---|
| 544 | {
|
|---|
| 545 | return add_aliasmem(alias, member);
|
|---|
| 546 | }
|
|---|
| 547 |
|
|---|
| 548 | NTSTATUS pdb_default_del_aliasmem(struct pdb_methods *methods,
|
|---|
| 549 | const DOM_SID *alias, const DOM_SID *member)
|
|---|
| 550 | {
|
|---|
| 551 | return del_aliasmem(alias, member);
|
|---|
| 552 | }
|
|---|
| 553 |
|
|---|
| 554 | NTSTATUS pdb_default_enum_aliasmem(struct pdb_methods *methods,
|
|---|
| 555 | const DOM_SID *alias, DOM_SID **pp_members,
|
|---|
| 556 | size_t *p_num_members)
|
|---|
| 557 | {
|
|---|
| 558 | return enum_aliasmem(alias, pp_members, p_num_members);
|
|---|
| 559 | }
|
|---|
| 560 |
|
|---|
| 561 | NTSTATUS pdb_default_alias_memberships(struct pdb_methods *methods,
|
|---|
| 562 | TALLOC_CTX *mem_ctx,
|
|---|
| 563 | const DOM_SID *domain_sid,
|
|---|
| 564 | const DOM_SID *members,
|
|---|
| 565 | size_t num_members,
|
|---|
| 566 | uint32 **pp_alias_rids,
|
|---|
| 567 | size_t *p_num_alias_rids)
|
|---|
| 568 | {
|
|---|
| 569 | DOM_SID *alias_sids;
|
|---|
| 570 | size_t i, num_alias_sids;
|
|---|
| 571 | NTSTATUS result;
|
|---|
| 572 |
|
|---|
| 573 | alias_sids = NULL;
|
|---|
| 574 | num_alias_sids = 0;
|
|---|
| 575 |
|
|---|
| 576 | result = alias_memberships(members, num_members,
|
|---|
| 577 | &alias_sids, &num_alias_sids);
|
|---|
| 578 |
|
|---|
| 579 | if (!NT_STATUS_IS_OK(result))
|
|---|
| 580 | return result;
|
|---|
| 581 |
|
|---|
| 582 | *p_num_alias_rids = 0;
|
|---|
| 583 |
|
|---|
| 584 | if (num_alias_sids == 0) {
|
|---|
| 585 | TALLOC_FREE(alias_sids);
|
|---|
| 586 | return NT_STATUS_OK;
|
|---|
| 587 | }
|
|---|
| 588 |
|
|---|
| 589 | *pp_alias_rids = TALLOC_ARRAY(mem_ctx, uint32, num_alias_sids);
|
|---|
| 590 | if (*pp_alias_rids == NULL)
|
|---|
| 591 | return NT_STATUS_NO_MEMORY;
|
|---|
| 592 |
|
|---|
| 593 | for (i=0; i<num_alias_sids; i++) {
|
|---|
| 594 | if (!sid_peek_check_rid(domain_sid, &alias_sids[i],
|
|---|
| 595 | &(*pp_alias_rids)[*p_num_alias_rids]))
|
|---|
| 596 | continue;
|
|---|
| 597 | *p_num_alias_rids += 1;
|
|---|
| 598 | }
|
|---|
| 599 |
|
|---|
| 600 | TALLOC_FREE(alias_sids);
|
|---|
| 601 |
|
|---|
| 602 | return NT_STATUS_OK;
|
|---|
| 603 | }
|
|---|
| 604 |
|
|---|
| 605 | /**********************************************************************
|
|---|
| 606 | no ops for passdb backends that don't implement group mapping
|
|---|
| 607 | *********************************************************************/
|
|---|
| 608 |
|
|---|
| 609 | NTSTATUS pdb_nop_getgrsid(struct pdb_methods *methods, GROUP_MAP *map,
|
|---|
| 610 | DOM_SID sid)
|
|---|
| 611 | {
|
|---|
| 612 | return NT_STATUS_UNSUCCESSFUL;
|
|---|
| 613 | }
|
|---|
| 614 |
|
|---|
| 615 | NTSTATUS pdb_nop_getgrgid(struct pdb_methods *methods, GROUP_MAP *map,
|
|---|
| 616 | gid_t gid)
|
|---|
| 617 | {
|
|---|
| 618 | return NT_STATUS_UNSUCCESSFUL;
|
|---|
| 619 | }
|
|---|
| 620 |
|
|---|
| 621 | NTSTATUS pdb_nop_getgrnam(struct pdb_methods *methods, GROUP_MAP *map,
|
|---|
| 622 | const char *name)
|
|---|
| 623 | {
|
|---|
| 624 | return NT_STATUS_UNSUCCESSFUL;
|
|---|
| 625 | }
|
|---|
| 626 |
|
|---|
| 627 | NTSTATUS pdb_nop_add_group_mapping_entry(struct pdb_methods *methods,
|
|---|
| 628 | GROUP_MAP *map)
|
|---|
| 629 | {
|
|---|
| 630 | return NT_STATUS_UNSUCCESSFUL;
|
|---|
| 631 | }
|
|---|
| 632 |
|
|---|
| 633 | NTSTATUS pdb_nop_update_group_mapping_entry(struct pdb_methods *methods,
|
|---|
| 634 | GROUP_MAP *map)
|
|---|
| 635 | {
|
|---|
| 636 | return NT_STATUS_UNSUCCESSFUL;
|
|---|
| 637 | }
|
|---|
| 638 |
|
|---|
| 639 | NTSTATUS pdb_nop_delete_group_mapping_entry(struct pdb_methods *methods,
|
|---|
| 640 | DOM_SID sid)
|
|---|
| 641 | {
|
|---|
| 642 | return NT_STATUS_UNSUCCESSFUL;
|
|---|
| 643 | }
|
|---|
| 644 |
|
|---|
| 645 | NTSTATUS pdb_nop_enum_group_mapping(struct pdb_methods *methods,
|
|---|
| 646 | enum lsa_SidType sid_name_use,
|
|---|
| 647 | GROUP_MAP **rmap, size_t *num_entries,
|
|---|
| 648 | BOOL unix_only)
|
|---|
| 649 | {
|
|---|
| 650 | return NT_STATUS_UNSUCCESSFUL;
|
|---|
| 651 | }
|
|---|
| 652 |
|
|---|
| 653 | /****************************************************************************
|
|---|
| 654 | These need to be redirected through pdb_interface.c
|
|---|
| 655 | ****************************************************************************/
|
|---|
| 656 | BOOL pdb_get_dom_grp_info(const DOM_SID *sid, struct acct_info *info)
|
|---|
| 657 | {
|
|---|
| 658 | GROUP_MAP map;
|
|---|
| 659 | BOOL res;
|
|---|
| 660 |
|
|---|
| 661 | become_root();
|
|---|
| 662 | res = get_domain_group_from_sid(*sid, &map);
|
|---|
| 663 | unbecome_root();
|
|---|
| 664 |
|
|---|
| 665 | if (!res)
|
|---|
| 666 | return False;
|
|---|
| 667 |
|
|---|
| 668 | fstrcpy(info->acct_name, map.nt_name);
|
|---|
| 669 | fstrcpy(info->acct_desc, map.comment);
|
|---|
| 670 | sid_peek_rid(sid, &info->rid);
|
|---|
| 671 | return True;
|
|---|
| 672 | }
|
|---|
| 673 |
|
|---|
| 674 | BOOL pdb_set_dom_grp_info(const DOM_SID *sid, const struct acct_info *info)
|
|---|
| 675 | {
|
|---|
| 676 | GROUP_MAP map;
|
|---|
| 677 |
|
|---|
| 678 | if (!get_domain_group_from_sid(*sid, &map))
|
|---|
| 679 | return False;
|
|---|
| 680 |
|
|---|
| 681 | fstrcpy(map.nt_name, info->acct_name);
|
|---|
| 682 | fstrcpy(map.comment, info->acct_desc);
|
|---|
| 683 |
|
|---|
| 684 | return NT_STATUS_IS_OK(pdb_update_group_mapping_entry(&map));
|
|---|
| 685 | }
|
|---|
| 686 |
|
|---|
| 687 | /********************************************************************
|
|---|
| 688 | Really just intended to be called by smbd
|
|---|
| 689 | ********************************************************************/
|
|---|
| 690 |
|
|---|
| 691 | NTSTATUS pdb_create_builtin_alias(uint32 rid)
|
|---|
| 692 | {
|
|---|
| 693 | DOM_SID sid;
|
|---|
| 694 | enum lsa_SidType type;
|
|---|
| 695 | gid_t gid;
|
|---|
| 696 | GROUP_MAP map;
|
|---|
| 697 | TALLOC_CTX *mem_ctx;
|
|---|
| 698 | NTSTATUS status;
|
|---|
| 699 | const char *name = NULL;
|
|---|
| 700 | fstring groupname;
|
|---|
| 701 |
|
|---|
| 702 | DEBUG(10, ("Trying to create builtin alias %d\n", rid));
|
|---|
| 703 |
|
|---|
| 704 | if ( !sid_compose( &sid, &global_sid_Builtin, rid ) ) {
|
|---|
| 705 | return NT_STATUS_NO_SUCH_ALIAS;
|
|---|
| 706 | }
|
|---|
| 707 |
|
|---|
| 708 | if ( (mem_ctx = talloc_new(NULL)) == NULL ) {
|
|---|
| 709 | return NT_STATUS_NO_MEMORY;
|
|---|
| 710 | }
|
|---|
| 711 |
|
|---|
| 712 | if ( !lookup_sid(mem_ctx, &sid, NULL, &name, &type) ) {
|
|---|
| 713 | TALLOC_FREE( mem_ctx );
|
|---|
| 714 | return NT_STATUS_NO_SUCH_ALIAS;
|
|---|
| 715 | }
|
|---|
| 716 |
|
|---|
| 717 | /* validate RID so copy the name and move on */
|
|---|
| 718 |
|
|---|
| 719 | fstrcpy( groupname, name );
|
|---|
| 720 | TALLOC_FREE( mem_ctx );
|
|---|
| 721 |
|
|---|
| 722 | if (!winbind_allocate_gid(&gid)) {
|
|---|
| 723 | DEBUG(3, ("pdb_create_builtin_alias: Could not get a gid out of winbind\n"));
|
|---|
| 724 | return NT_STATUS_ACCESS_DENIED;
|
|---|
| 725 | }
|
|---|
| 726 |
|
|---|
| 727 | DEBUG(10,("Creating alias %s with gid %d\n", groupname, gid));
|
|---|
| 728 |
|
|---|
| 729 | map.gid = gid;
|
|---|
| 730 | sid_copy(&map.sid, &sid);
|
|---|
| 731 | map.sid_name_use = SID_NAME_ALIAS;
|
|---|
| 732 | fstrcpy(map.nt_name, groupname);
|
|---|
| 733 | fstrcpy(map.comment, "");
|
|---|
| 734 |
|
|---|
| 735 | status = pdb_add_group_mapping_entry(&map);
|
|---|
| 736 |
|
|---|
| 737 | if (!NT_STATUS_IS_OK(status)) {
|
|---|
| 738 | DEBUG(0, ("pdb_create_builtin_alias: Could not add group mapping entry for alias %d "
|
|---|
| 739 | "(%s)\n", rid, nt_errstr(status)));
|
|---|
| 740 | }
|
|---|
| 741 |
|
|---|
| 742 | return status;
|
|---|
| 743 | }
|
|---|
| 744 |
|
|---|
| 745 |
|
|---|