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-rw-r--r--source3/utils/net_groupmap.c411
1 files changed, 411 insertions, 0 deletions
diff --git a/source3/utils/net_groupmap.c b/source3/utils/net_groupmap.c
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+++ b/source3/utils/net_groupmap.c
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+/*
+ * Unix SMB/CIFS implementation.
+ * RPC Pipe client / server routines
+ * Copyright (C) Andrew Tridgell 1992-2000,
+ * Copyright (C) Jean François Micouleau 1998-2001.
+ * Copyright (C) Gerald Carter 2003.
+ *
+ * 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
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+
+#include "includes.h"
+#include "../utils/net.h"
+
+
+/*********************************************************
+ utility function to parse an integer parameter from
+ "parameter = value"
+**********************************************************/
+static uint32 get_int_param( const char* param )
+{
+ char *p;
+
+ p = strchr( param, '=' );
+ if ( !p )
+ return 0;
+
+ return atoi(p+1);
+}
+
+/*********************************************************
+ utility function to parse an integer parameter from
+ "parameter = value"
+**********************************************************/
+static char* get_string_param( const char* param )
+{
+ char *p;
+
+ p = strchr( param, '=' );
+ if ( !p )
+ return NULL;
+
+ return (p+1);
+}
+
+/*********************************************************
+ Figure out if the input was an NT group or a SID string.
+ Return the SID.
+**********************************************************/
+static BOOL get_sid_from_input(DOM_SID *sid, char *input)
+{
+ GROUP_MAP map;
+
+ if (StrnCaseCmp( input, "S-", 2)) {
+ /* Perhaps its the NT group name? */
+ if (!pdb_getgrnam(&map, input, MAPPING_WITHOUT_PRIV)) {
+ printf("NT Group %s doesn't exist in mapping DB\n", input);
+ return False;
+ } else {
+ *sid = map.sid;
+ }
+ } else {
+ if (!string_to_sid(sid, input)) {
+ printf("converting sid %s from a string failed!\n", input);
+ return False;
+ }
+ }
+ return True;
+}
+
+/*********************************************************
+ Dump a GROUP_MAP entry to stdout (long or short listing)
+**********************************************************/
+
+static void print_map_entry ( GROUP_MAP map, BOOL long_list )
+{
+ fstring string_sid;
+ fstring group_type;
+ fstring priv_text;
+
+ decode_sid_name_use(group_type, map.sid_name_use);
+ sid_to_string(string_sid, &map.sid);
+ convert_priv_to_text(&(map.priv_set), priv_text);
+
+ if (!long_list)
+ d_printf("%s (%s) -> %s\n", map.nt_name, string_sid, gidtoname(map.gid));
+ else {
+ d_printf("%s\n", map.nt_name);
+ d_printf("\tSID : %s\n", string_sid);
+ d_printf("\tUnix group: %s\n", gidtoname(map.gid));
+ d_printf("\tGroup type: %s\n", group_type);
+ d_printf("\tComment : %s\n", map.comment);
+ d_printf("\tPrivilege : %s\n\n", priv_text);
+ }
+
+}
+/*********************************************************
+ List the groups.
+**********************************************************/
+int net_groupmap_list(int argc, const char **argv)
+{
+ int entries;
+ BOOL long_list = False;
+ int i;
+ fstring ntgroup = "";
+
+ /* get the options */
+ for ( i=0; i<argc; i++ ) {
+ if ( !StrCaseCmp(argv[i], "verbose")) {
+ long_list = True;
+ }
+ else if ( !StrnCaseCmp(argv[i], "name", strlen("name")) ) {
+ fstrcpy( ntgroup, get_string_param( argv[i] ) );
+ if ( !ntgroup[0] ) {
+ d_printf("must supply a name\n");
+ return -1;
+ }
+ }
+ else {
+ d_printf("Bad option: %s\n", argv[i]);
+ return -1;
+ }
+ }
+
+ /* list a single group is given a name */
+ if ( ntgroup[0] ) {
+ DOM_SID sid;
+ GROUP_MAP map;
+
+ if (!get_sid_from_input(&sid, ntgroup)) {
+ return -1;
+ }
+
+ /* Get the current mapping from the database */
+ if(!pdb_getgrsid(&map, sid, MAPPING_WITH_PRIV)) {
+ d_printf("Failure to local group SID in the database\n");
+ return -1;
+ }
+
+ print_map_entry( map, long_list );
+ free_privilege(&(map.priv_set));
+ }
+ else {
+ GROUP_MAP *map=NULL;
+ /* enumerate all group mappings */
+ if ( !pdb_enum_group_mapping(SID_NAME_UNKNOWN, &map, &entries, ENUM_ALL_MAPPED, MAPPING_WITH_PRIV) )
+ return -1;
+
+ for (i=0; i<entries; i++) {
+ print_map_entry( map[i], long_list );
+ free_privilege(&(map[i].priv_set));
+ }
+ }
+
+ return 0;
+}
+
+/*********************************************************
+ Add a new group mapping entry
+**********************************************************/
+
+int net_groupmap_add(int argc, const char **argv)
+{
+ PRIVILEGE_SET se_priv;
+ DOM_SID sid;
+ fstring ntgroup = "";
+ fstring string_sid = "";
+ fstring type = "";
+ fstring ntcomment = "";
+ enum SID_NAME_USE sid_type = SID_NAME_UNKNOWN;
+ uint32 rid = 0;
+ gid_t gid;
+ int i;
+
+ /* get the options */
+ for ( i=0; i<argc; i++ ) {
+ if ( !StrnCaseCmp(argv[i], "rid", strlen("rid")) ) {
+ rid = get_int_param(argv[i]);
+ if ( rid < DOMAIN_GROUP_RID_ADMINS ) {
+ d_printf("RID must be greater than %d\n", (uint32)DOMAIN_GROUP_RID_ADMINS-1);
+ return -1;
+ }
+ }
+ else if ( !StrnCaseCmp(argv[i], "name", strlen("name")) ) {
+ fstrcpy( ntgroup, get_string_param( argv[i] ) );
+ if ( !ntgroup[0] ) {
+ d_printf("must supply a name\n");
+ return -1;
+ }
+ }
+ else if ( !StrnCaseCmp(argv[i], "comment", strlen("comment")) ) {
+ fstrcpy( ntcomment, get_string_param( argv[i] ) );
+ if ( !ntcomment[0] ) {
+ d_printf("must supply a comment string\n");
+ return -1;
+ }
+ }
+ else if ( !StrnCaseCmp(argv[i], "type", strlen("type")) ) {
+ fstrcpy( type, get_string_param( argv[i] ) );
+ switch ( type[0] ) {
+ case 'b':
+ case 'B':
+ sid_type = SID_NAME_WKN_GRP;
+ break;
+ case 'd':
+ case 'D':
+ sid_type = SID_NAME_DOM_GRP;
+ break;
+ case 'l':
+ case 'L':
+ sid_type = SID_NAME_ALIAS;
+ break;
+ }
+ }
+ else {
+ d_printf("Bad option: %s\n", argv[i]);
+ return -1;
+ }
+ }
+
+ if ( !ntgroup[0] || !rid || sid_type==SID_NAME_UNKNOWN ) {
+ d_printf("Usage: net groupmap add rid=<int> name=<string> type=<domain|local|builtin> [comment=<string>]\n");
+ return -1;
+ }
+
+ sid_copy(&sid, get_global_sam_sid());
+ sid_append_rid(&sid, rid);
+ sid_to_string(string_sid, &sid);
+
+ if (ntcomment[0])
+ fstrcpy(ntcomment, "Local Unix group");
+
+ if ( !(gid = nametogid(ntgroup)) ) {
+ d_printf("Can't lookup UNIX group %s\n", ntgroup);
+ return -1;
+ }
+
+ init_privilege(&se_priv);
+#if 0
+ if (privilege!=NULL)
+ convert_priv_from_text(&se_priv, privilege);
+#endif
+
+ if (!add_initial_entry(gid, string_sid, sid_type, ntgroup,
+ ntcomment, se_priv, PR_ACCESS_FROM_NETWORK) ) {
+ d_printf("adding entry for group %s failed!\n", ntgroup);
+ return -1;
+ }
+
+ free_privilege(&se_priv);
+
+ d_printf("Successully added group %s to the mapping db\n", ntgroup);
+ return 0;
+}
+
+int net_groupmap_modify(int argc, const char **argv)
+{
+ DOM_SID sid;
+ GROUP_MAP map;
+ fstring ntcomment = "";
+ fstring type = "";
+ fstring ntgroup = "";
+ enum SID_NAME_USE sid_type = SID_NAME_UNKNOWN;
+ int i;
+
+ /* get the options */
+ for ( i=0; i<argc; i++ ) {
+ if ( !StrnCaseCmp(argv[i], "name", strlen("name")) ) {
+ fstrcpy( ntgroup, get_string_param( argv[i] ) );
+ if ( !ntgroup[0] ) {
+ d_printf("must supply a name\n");
+ return -1;
+ }
+ }
+ else if ( !StrnCaseCmp(argv[i], "comment", strlen("comment")) ) {
+ fstrcpy( ntcomment, get_string_param( argv[i] ) );
+ if ( !ntcomment[0] ) {
+ d_printf("must supply a comment string\n");
+ return -1;
+ }
+ }
+ else if ( !StrnCaseCmp(argv[i], "type", strlen("type")) ) {
+ fstrcpy( type, get_string_param( argv[i] ) );
+ switch ( type[0] ) {
+ case 'd':
+ case 'D':
+ sid_type = SID_NAME_DOM_GRP;
+ break;
+ case 'l':
+ case 'L':
+ sid_type = SID_NAME_ALIAS;
+ break;
+ }
+ }
+ else {
+ d_printf("Bad option: %s\n", argv[i]);
+ return -1;
+ }
+ }
+
+ if ( !ntgroup[0] ) {
+ d_printf("Usage: net groupmap modify name=<string|SID> [comment=<string>] [type=<domain|local>\n");
+ return -1;
+ }
+
+ if (!get_sid_from_input(&sid, ntgroup)) {
+ return -1;
+ }
+
+ /* Get the current mapping from the database */
+ if(!pdb_getgrsid(&map, sid, MAPPING_WITH_PRIV)) {
+ d_printf("Failure to local group SID in the database\n");
+ return -1;
+ }
+
+ /*
+ * Allow changing of group type only between domain and local
+ * We disallow changing Builtin groups !!! (SID problem)
+ */
+ if (sid_type==SID_NAME_ALIAS
+ || sid_type==SID_NAME_DOM_GRP
+ || sid_type==SID_NAME_UNKNOWN)
+ {
+ if (map.sid_name_use==SID_NAME_ALIAS
+ || map.sid_name_use==SID_NAME_DOM_GRP
+ || map.sid_name_use==SID_NAME_UNKNOWN)
+ {
+ map.sid_name_use=sid_type;
+ } else {
+ printf("cannot change group type to builtin\n");
+ };
+ } else {
+ printf("cannot change group type from builtin\n");
+ }
+
+ /* Change comment if new one */
+ if ( ntcomment[0] )
+ fstrcpy( map.comment, ntcomment );
+
+#if 0
+ /* Change the privilege if new one */
+ if (privilege!=NULL)
+ convert_priv_from_text(&map.priv_set, privilege);
+#endif
+
+ if ( !pdb_update_group_mapping_entry(&map) ) {
+ d_printf("Could not update group database\n");
+ free_privilege(&map.priv_set);
+ return -1;
+ }
+
+ free_privilege(&map.priv_set);
+
+ d_printf("Updated mapping entry for %s\n", ntgroup);
+
+ return 0;
+}
+
+int net_groupmap_delete(int argc, const char **argv)
+{
+ DOM_SID sid;
+ fstring ntgroup = "";
+ int i;
+
+ /* get the options */
+ for ( i=0; i<argc; i++ ) {
+ if ( !StrnCaseCmp(argv[i], "name", strlen("name")) ) {
+ fstrcpy( ntgroup, get_string_param( argv[i] ) );
+ if ( !ntgroup[0] ) {
+ d_printf("must supply a name\n");
+ return -1;
+ }
+ }
+ else {
+ d_printf("Bad option: %s\n", argv[i]);
+ return -1;
+ }
+ }
+
+ if ( !ntgroup[0] ) {
+ d_printf("Usage: net groupmap delete name=<string|SID>\n");
+ return -1;
+ }
+
+ if ( !get_sid_from_input(&sid, ntgroup) ) {
+ d_printf("Unable to resolve group %s to a SID\n", ntgroup);
+ return -1;
+ }
+
+ if ( !pdb_delete_group_mapping_entry(sid) ) {
+ printf("Failed to removing group %s from the mapping db!\n", ntgroup);
+ return -1;
+ }
+
+ d_printf("Sucessfully removed %s from the mapping db\n", ntgroup);
+
+ return 0;
+}
+