#undef DBGC_CLASS
#define DBGC_CLASS DBGC_WINBIND
-/*********************************************************************
-*********************************************************************/
+static void add_member(const char *domain, const char *user,
+ char **pp_members, size_t *p_num_members)
+{
+ fstring name;
+
+ fill_domain_username(name, domain, user, True);
+ safe_strcat(name, ",", sizeof(name)-1);
+ string_append(pp_members, name);
+ *p_num_members += 1;
+}
-static int gr_mem_buffer( char **buffer, char **members, int num_members )
+/**********************************************************************
+ Add member users resulting from sid. Expand if it is a domain group.
+**********************************************************************/
+
+static void add_expanded_sid(const DOM_SID *sid, char **pp_members, size_t *p_num_members)
{
- int i;
- int len = 0;
- int idx = 0;
+ DOM_SID dom_sid;
+ uint32 rid;
+ struct winbindd_domain *domain;
+ size_t i;
+
+ char *domain_name = NULL;
+ char *name = NULL;
+ enum lsa_SidType type;
+
+ uint32 num_names;
+ DOM_SID *sid_mem;
+ char **names;
+ uint32 *types;
+
+ NTSTATUS result;
- if ( num_members == 0 ) {
- *buffer = NULL;
- return 0;
+ TALLOC_CTX *mem_ctx = talloc_init("add_expanded_sid");
+
+ if (mem_ctx == NULL) {
+ DEBUG(1, ("talloc_init failed\n"));
+ return;
}
-
- for ( i=0; i<num_members; i++ )
- len += strlen(members[i])+1;
- *buffer = SMB_XMALLOC_ARRAY(char, len);
- for ( i=0; i<num_members; i++ ) {
- snprintf( &(*buffer)[idx], len-idx, "%s,", members[i]);
- idx += strlen(members[i])+1;
+ sid_copy(&dom_sid, sid);
+ sid_split_rid(&dom_sid, &rid);
+
+ domain = find_lookup_domain_from_sid(sid);
+
+ if (domain == NULL) {
+ DEBUG(3, ("Could not find domain for sid %s\n",
+ sid_string_static(sid)));
+ goto done;
}
- /* terminate with NULL */
- (*buffer)[len-1] = '\0';
-
- return len;
+
+ result = domain->methods->sid_to_name(domain, mem_ctx, sid,
+ &domain_name, &name, &type);
+
+ if (!NT_STATUS_IS_OK(result)) {
+ DEBUG(3, ("sid_to_name failed for sid %s\n",
+ sid_string_static(sid)));
+ goto done;
+ }
+
+ DEBUG(10, ("Found name %s, type %d\n", name, type));
+
+ if (type == SID_NAME_USER) {
+ add_member(domain_name, name, pp_members, p_num_members);
+ goto done;
+ }
+
+ if (type != SID_NAME_DOM_GRP) {
+ DEBUG(10, ("Alias member %s neither user nor group, ignore\n",
+ name));
+ goto done;
+ }
+
+ /* Expand the domain group, this must be done via the target domain */
+
+ domain = find_domain_from_sid(sid);
+
+ if (domain == NULL) {
+ DEBUG(3, ("Could not find domain from SID %s\n",
+ sid_string_static(sid)));
+ goto done;
+ }
+
+ result = domain->methods->lookup_groupmem(domain, mem_ctx,
+ sid, &num_names,
+ &sid_mem, &names,
+ &types);
+
+ if (!NT_STATUS_IS_OK(result)) {
+ DEBUG(10, ("Could not lookup group members for %s: %s\n",
+ name, nt_errstr(result)));
+ goto done;
+ }
+
+ for (i=0; i<num_names; i++) {
+ DEBUG(10, ("Adding group member SID %s\n",
+ sid_string_static(&sid_mem[i])));
+
+ if (types[i] != SID_NAME_USER) {
+ DEBUG(1, ("Hmmm. Member %s of group %s is no user. "
+ "Ignoring.\n", names[i], name));
+ continue;
+ }
+
+ add_member(domain->name, names[i], pp_members, p_num_members);
+ }
+
+ done:
+ talloc_destroy(mem_ctx);
+ return;
}
-/***************************************************************
- Empty static struct for negative caching.
-****************************************************************/
+static BOOL fill_passdb_alias_grmem(struct winbindd_domain *domain,
+ DOM_SID *group_sid,
+ size_t *num_gr_mem, char **gr_mem, size_t *gr_mem_len)
+{
+ DOM_SID *members;
+ size_t i, num_members;
+
+ *num_gr_mem = 0;
+ *gr_mem = NULL;
+ *gr_mem_len = 0;
+
+ if (!NT_STATUS_IS_OK(pdb_enum_aliasmem(group_sid, &members,
+ &num_members)))
+ return True;
+
+ for (i=0; i<num_members; i++) {
+ add_expanded_sid(&members[i], gr_mem, num_gr_mem);
+ }
+
+ TALLOC_FREE(members);
+
+ if (*gr_mem != NULL) {
+ size_t len;
+
+ /* We have at least one member, strip off the last "," */
+ len = strlen(*gr_mem);
+ (*gr_mem)[len-1] = '\0';
+ *gr_mem_len = len;
+ }
+
+ return True;
+}
/* Fill a grent structure from various other information */
const char *gr_name, gid_t unix_gid)
{
fstring full_group_name;
- /* Fill in uid/gid */
- fill_domain_username(full_group_name, dom_name, gr_name);
+
+ fill_domain_username( full_group_name, dom_name, gr_name, True );
gr->gr_gid = unix_gid;
return True;
}
-/* Fill in the group membership field of a NT group given by group_sid */
+/***********************************************************************
+ If "enum users" is set to false, and the group being looked
+ up is the Domain Users SID: S-1-5-domain-513, then for the
+ list of members check if the querying user is in that group,
+ and if so only return that user as the gr_mem array.
+ We can change this to a different parameter than "enum users"
+ if neccessaey, or parameterize the group list we do this for.
+***********************************************************************/
+
+static BOOL fill_grent_mem_domusers( TALLOC_CTX *mem_ctx,
+ struct winbindd_domain *domain,
+ struct winbindd_cli_state *state,
+ DOM_SID *group_sid,
+ enum lsa_SidType group_name_type,
+ size_t *num_gr_mem, char **gr_mem,
+ size_t *gr_mem_len)
+{
+ DOM_SID querying_user_sid;
+ DOM_SID *pquerying_user_sid = NULL;
+ uint32 num_groups = 0;
+ DOM_SID *user_sids = NULL;
+ BOOL u_in_group = False;
+ NTSTATUS status;
+ int i;
+ unsigned int buf_len = 0;
+ char *buf = NULL;
+
+ DEBUG(10,("fill_grent_mem_domain_users: domain %s\n",
+ domain->name ));
+
+ if (state) {
+ uid_t ret_uid = (uid_t)-1;
+ if (sys_getpeereid(state->sock, &ret_uid)==0) {
+ /* We know who's asking - look up their SID if
+ it's one we've mapped before. */
+ status = idmap_uid_to_sid(&querying_user_sid, ret_uid);
+ if (NT_STATUS_IS_OK(status)) {
+ pquerying_user_sid = &querying_user_sid;
+ DEBUG(10,("fill_grent_mem_domain_users: querying uid %u -> %s\n",
+ (unsigned int)ret_uid,
+ sid_string_static(pquerying_user_sid) ));
+ }
+ }
+ }
+
+ /* Only look up if it was a winbindd user in this domain. */
+ if (pquerying_user_sid &&
+ (sid_compare_domain(pquerying_user_sid, &domain->sid) == 0)) {
+
+ DEBUG(10,("fill_grent_mem_domain_users: querying user = %s\n",
+ sid_string_static(pquerying_user_sid) ));
+
+ status = domain->methods->lookup_usergroups(domain,
+ mem_ctx,
+ pquerying_user_sid,
+ &num_groups,
+ &user_sids);
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(1, ("fill_grent_mem_domain_users: lookup_usergroups failed "
+ "for sid %s in domain %s (error: %s)\n",
+ sid_string_static(pquerying_user_sid),
+ domain->name,
+ nt_errstr(status)));
+ return False;
+ }
+
+ for (i = 0; i < num_groups; i++) {
+ if (sid_equal(group_sid, &user_sids[i])) {
+ /* User is in Domain Users, add their name
+ as the only group member. */
+ u_in_group = True;
+ break;
+ }
+ }
+ }
+
+ if (u_in_group) {
+ size_t len = 0;
+ char *domainname = NULL;
+ char *username = NULL;
+ fstring name;
+ enum lsa_SidType type;
+
+ DEBUG(10,("fill_grent_mem_domain_users: sid %s in 'Domain Users' in domain %s\n",
+ sid_string_static(pquerying_user_sid), domain->name ));
+
+ status = domain->methods->sid_to_name(domain, mem_ctx,
+ pquerying_user_sid,
+ &domainname,
+ &username,
+ &type);
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(1, ("could not lookup username for user "
+ "sid %s in domain %s (error: %s)\n",
+ sid_string_static(pquerying_user_sid),
+ domain->name,
+ nt_errstr(status)));
+ return False;
+ }
+ fill_domain_username(name, domain->name, username, True);
+ len = strlen(name);
+ buf_len = len + 1;
+ if (!(buf = (char *)SMB_MALLOC(buf_len))) {
+ DEBUG(1, ("out of memory\n"));
+ return False;
+ }
+ memcpy(buf, name, buf_len);
+
+ DEBUG(10,("fill_grent_mem_domain_users: user %s in "
+ "'Domain Users' in domain %s\n",
+ name, domain->name ));
+
+ /* user is the only member */
+ *num_gr_mem = 1;
+ }
+
+ *gr_mem = buf;
+ *gr_mem_len = buf_len;
+
+ DEBUG(10, ("fill_grent_mem_domain_users: num_mem = %u, len = %u, mem = %s\n",
+ (unsigned int)*num_gr_mem,
+ (unsigned int)buf_len, *num_gr_mem ? buf : "NULL"));
+
+ return True;
+}
+
+/***********************************************************************
+ Add names to a list. Assumes a canonical version of the string
+ in DOMAIN\user
+***********************************************************************/
+
+static int namecmp( const void *a, const void *b )
+{
+ return StrCaseCmp( * (char * const *) a, * (char * const *) b);
+}
+
+static NTSTATUS add_names_to_list( TALLOC_CTX *ctx,
+ char ***list, uint32 *n_list,
+ char **names, uint32 n_names )
+{
+ char **new_list = NULL;
+ uint32 n_new_list = 0;
+ int i, j;
+
+ if ( !names || (n_names == 0) )
+ return NT_STATUS_OK;
+
+ /* Alloc the maximum size we'll need */
+
+ if ( *list == NULL ) {
+ if ( (new_list = TALLOC_ARRAY( ctx, char *, n_names )) == NULL )
+ return NT_STATUS_NO_MEMORY;
+ n_new_list = n_names;
+ } else {
+ new_list = TALLOC_REALLOC_ARRAY( ctx, *list, char *,
+ (*n_list) + n_names );
+ if ( !new_list )
+ return NT_STATUS_NO_MEMORY;
+ n_new_list = (*n_list) + n_names;
+ }
+
+ /* Add all names */
+
+ for ( i=*n_list, j=0; i<n_new_list; i++, j++ ) {
+ new_list[i] = talloc_strdup( new_list, names[j] );
+ }
+
+ /* search for duplicates for sorting and looking for matching
+ neighbors */
+
+ qsort( new_list, n_new_list, sizeof(char*), QSORT_CAST namecmp );
+
+ for ( i=1; i<n_new_list; i++ ) {
+ if ( strcmp( new_list[i-1], new_list[i] ) == 0 ) {
+ memmove( &new_list[i-1], &new_list[i],
+ sizeof(char*)*(n_new_list-i) );
+ n_new_list--;
+ }
+ }
+
+ *list = new_list;
+ *n_list = n_new_list;
+
+ return NT_STATUS_OK;
+}
+
+/***********************************************************************
+***********************************************************************/
+
+static NTSTATUS expand_groups( TALLOC_CTX *ctx,
+ struct winbindd_domain *d,
+ DOM_SID *glist, uint32 n_glist,
+ DOM_SID **new_glist, uint32 *n_new_glist,
+ char ***members, uint32 *n_members )
+{
+ int i, j;
+ NTSTATUS status = NT_STATUS_OK;
+ uint32 num_names = 0;
+ uint32 *name_types = NULL;
+ char **names = NULL;
+ DOM_SID *sid_mem = NULL;
+ TALLOC_CTX *tmp_ctx = NULL;
+ DOM_SID *new_groups = NULL;
+ size_t new_groups_size = 0;
+
+ *members = NULL;
+ *n_members = 0;
+ *new_glist = NULL;
+ *n_new_glist = 0;
+
+ for ( i=0; i<n_glist; i++ ) {
+ tmp_ctx = talloc_new( ctx );
+
+ /* Lookup the group membership */
+
+ status = d->methods->lookup_groupmem(d, tmp_ctx,
+ &glist[i], &num_names,
+ &sid_mem, &names,
+ &name_types);
+ if ( !NT_STATUS_IS_OK(status) )
+ goto out;
+
+ /* Separate users and groups into two lists */
+
+ for ( j=0; j<num_names; j++ ) {
+
+ /* Users */
+ if ( name_types[j] == SID_NAME_USER ||
+ name_types[j] == SID_NAME_COMPUTER )
+ {
+ status = add_names_to_list( ctx, members,
+ n_members,
+ names+j, 1 );
+ if ( !NT_STATUS_IS_OK(status) )
+ goto out;
+
+ continue;
+ }
+
+ /* Groups */
+ if ( name_types[j] == SID_NAME_DOM_GRP ||
+ name_types[j] == SID_NAME_ALIAS )
+ {
+ BOOL ret;
+
+ ret = add_sid_to_array_unique( ctx,
+ &sid_mem[j],
+ &new_groups,
+ &new_groups_size );
+ if ( !ret ) {
+ status = NT_STATUS_NO_MEMORY;
+ goto out;
+ }
+
+ continue;
+ }
+ }
+
+ TALLOC_FREE( tmp_ctx );
+ }
+
+ new_glist = &new_groups;
+ *n_new_glist = (uint32)new_groups_size;
+
+ out:
+ TALLOC_FREE( tmp_ctx );
+
+ return status;
+}
+
+/***********************************************************************
+ Fill in the group membership field of a NT group given by group_sid
+***********************************************************************/
static BOOL fill_grent_mem(struct winbindd_domain *domain,
+ struct winbindd_cli_state *state,
DOM_SID *group_sid,
- enum SID_NAME_USE group_name_type,
- int *num_gr_mem, char **gr_mem, int *gr_mem_len)
+ enum lsa_SidType group_name_type,
+ size_t *num_gr_mem, char **gr_mem, size_t *gr_mem_len)
{
- DOM_SID **sid_mem = NULL;
uint32 num_names = 0;
- uint32 *name_types = NULL;
- unsigned int buf_len, buf_ndx, i;
- char **names = NULL, *buf;
+ unsigned int buf_len = 0, buf_ndx = 0, i;
+ char **names = NULL, *buf = NULL;
BOOL result = False;
TALLOC_CTX *mem_ctx;
- NTSTATUS status;
- fstring sid_string;
+ uint32 group_rid;
+ DOM_SID *glist = NULL;
+ DOM_SID *new_glist = NULL;
+ uint32 n_glist, n_new_glist;
+ int max_depth = lp_winbind_expand_groups();
if (!(mem_ctx = talloc_init("fill_grent_mem(%s)", domain->name)))
return False;
- /* Initialise group membership information */
-
- DEBUG(10, ("group SID %s\n", sid_to_string(sid_string, group_sid)));
+ DEBUG(10, ("group SID %s\n", sid_string_static(group_sid)));
+
+ /* Initialize with no members */
*num_gr_mem = 0;
* from more than one domain, ie aliases. Thus we have to work it out
* ourselves in a special routine. */
- if (domain->internal)
- return fill_passdb_alias_grmem(domain, group_sid,
+ if (domain->internal) {
+ result = fill_passdb_alias_grmem(domain, group_sid,
num_gr_mem,
gr_mem, gr_mem_len);
-
+ goto done;
+ }
+
+ /* Verify name type */
+
if ( !((group_name_type==SID_NAME_DOM_GRP) ||
- ((group_name_type==SID_NAME_ALIAS) && domain->primary)) )
+ ((group_name_type==SID_NAME_ALIAS) && domain->primary)) )
{
DEBUG(1, ("SID %s in domain %s isn't a domain group (%d)\n",
- sid_to_string(sid_string, group_sid), domain->name,
+ sid_string_static(group_sid), domain->name,
group_name_type));
goto done;
}
- /* Lookup group members */
- status = domain->methods->lookup_groupmem(domain, mem_ctx, group_sid, &num_names,
- &sid_mem, &names, &name_types);
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(1, ("could not lookup membership for group rid %s in domain %s (error: %s)\n",
- sid_to_string(sid_string, group_sid), domain->name, nt_errstr(status)));
+ /* OPTIMIZATION / HACK. See comment in
+ fill_grent_mem_domusers() */
- goto done;
+ sid_peek_rid( group_sid, &group_rid );
+ if (!lp_winbind_enum_users() && group_rid == DOMAIN_GROUP_RID_USERS) {
+ result = fill_grent_mem_domusers( mem_ctx, domain, state,
+ group_sid, group_name_type,
+ num_gr_mem, gr_mem,
+ gr_mem_len );
+ goto done;
}
- DEBUG(10, ("looked up %d names\n", num_names));
+ /* Real work goes here. Create a list of group names to
+ expand startign with the initial one. Pass that to
+ expand_groups() which returns a list of more group names
+ to expand. Do this up to the max search depth. */
- if (DEBUGLEVEL >= 10) {
- for (i = 0; i < num_names; i++)
- DEBUG(10, ("\t%20s %s %d\n", names[i], sid_to_string(sid_string, sid_mem[i]),
- name_types[i]));
+ if ( (glist = TALLOC_ARRAY(mem_ctx, DOM_SID, 1 )) == NULL ) {
+ result = False;
+ DEBUG(0,("fill_grent_mem: talloc failure!\n"));
+ goto done;
}
+ sid_copy( &glist[0], group_sid );
+ n_glist = 1;
+
+ for ( i=0; i<max_depth && glist; i++ ) {
+ size_t n_members = 0;
+ char **members = NULL;
+ NTSTATUS nt_status;
+
+ nt_status = expand_groups( mem_ctx, domain,
+ glist, n_glist,
+ &new_glist, &n_new_glist,
+ &members, &n_members);
+ if ( !NT_STATUS_IS_OK(nt_status) ) {
+ result = False;
+ goto done;
+ }
+
+ /* Add new group members to list */
- /* Add members to list */
+ nt_status = add_names_to_list( mem_ctx, &names, &num_names,
+ members, n_members );
+ if ( !NT_STATUS_IS_OK(nt_status) ) {
+ result = False;
+ goto done;
+ }
+
+ TALLOC_FREE( members );
+
+ /* If we have no more groups to expand, break out
+ early */
- buf = NULL;
- buf_len = buf_ndx = 0;
+ if ( !&new_glist )
+ break;
+
+ /* One more round */
+ TALLOC_FREE(glist);
+ glist = new_glist;
+ }
+ TALLOC_FREE( glist );
+
+ DEBUG(10, ("looked up %d names\n", num_names));
again:
+ /* Add members to list */
for (i = 0; i < num_names; i++) {
- char *the_name;
- fstring name;
int len;
- the_name = names[i];
-
- DEBUG(10, ("processing name %s\n", the_name));
-
- /* FIXME: need to cope with groups within groups. These
- occur in Universal groups on a Windows 2000 native mode
- server. */
-
- /* make sure to allow machine accounts */
-
- if (name_types[i] != SID_NAME_USER && name_types[i] != SID_NAME_COMPUTER) {
- DEBUG(3, ("name %s isn't a domain user\n", the_name));
- continue;
- }
-
- /* Append domain name */
-
- fill_domain_username(name, domain->name, the_name);
+ DEBUG(10, ("processing name %s\n", names[i]));
- len = strlen(name);
+ len = strlen(names[i]);
/* Add to list or calculate buffer length */
(*num_gr_mem)++;
DEBUG(10, ("buf_len + %d = %d\n", len + 1, buf_len));
} else {
- DEBUG(10, ("appending %s at ndx %d\n", name, len));
- safe_strcpy(&buf[buf_ndx], name, len);
+ DEBUG(10, ("appending %s at ndx %d\n", names[i], buf_ndx));
+ safe_strcpy(&buf[buf_ndx], names[i], len);
buf_ndx += len;
buf[buf_ndx] = ',';
buf_ndx++;
/* Allocate buffer */
if (!buf && buf_len != 0) {
- if (!(buf = SMB_MALLOC(buf_len))) {
+ if (!(buf = (char *)SMB_MALLOC(buf_len))) {
DEBUG(1, ("out of memory\n"));
result = False;
goto done;
goto again;
}
+ /* Now we're done */
+
if (buf && buf_ndx > 0) {
buf[buf_ndx - 1] = '\0';
}
*gr_mem = buf;
*gr_mem_len = buf_len;
- DEBUG(10, ("num_mem = %d, len = %d, mem = %s\n", *num_gr_mem,
- buf_len, *num_gr_mem ? buf : "NULL"));
+ DEBUG(10, ("num_mem = %u, len = %u, mem = %s\n", (unsigned int)*num_gr_mem,
+ (unsigned int)buf_len, *num_gr_mem ? buf : "NULL"));
result = True;
done:
return result;
}
+static void winbindd_getgrsid( struct winbindd_cli_state *state, DOM_SID group_sid );
+
+static void getgrnam_recv( void *private_data, BOOL success, const DOM_SID *sid,
+ enum lsa_SidType type )
+{
+ struct winbindd_cli_state *state = (struct winbindd_cli_state*)private_data;
+
+ if (!success) {
+ DEBUG(5,("getgrnam_recv: lookupname failed!\n"));
+ request_error(state);
+ return;
+ }
+
+ if ( (type != SID_NAME_DOM_GRP) && (type != SID_NAME_ALIAS) ) {
+ DEBUG(5,("getgrnam_recv: not a group!\n"));
+ request_error(state);
+ return;
+ }
+
+ winbindd_getgrsid( state, *sid );
+}
+
+
/* Return a group structure from a group name */
-enum winbindd_result winbindd_getgrnam(struct winbindd_cli_state *state)
+void winbindd_getgrnam(struct winbindd_cli_state *state)
{
- DOM_SID group_sid;
- WINBINDD_GR *grp;
struct winbindd_domain *domain;
- enum SID_NAME_USE name_type;
fstring name_domain, name_group;
- char *tmp, *gr_mem;
- int gr_mem_len;
- gid_t gid;
+ char *tmp;
/* Ensure null termination */
state->request.data.groupname[sizeof(state->request.data.groupname)-1]='\0';
memset(name_group, 0, sizeof(fstring));
tmp = state->request.data.groupname;
-
- parse_domain_user(tmp, name_domain, name_group);
- /* if no domain or our local domain, then do a local tdb search */
+ name_domain[0] = '\0';
+ name_group[0] = '\0';
- if ( (!*name_domain || strequal(name_domain, get_global_sam_name())) &&
- ((grp = wb_getgrnam(name_group)) != NULL) ) {
-
- char *buffer = NULL;
-
- memcpy( &state->response.data.gr, grp, sizeof(WINBINDD_GR) );
-
- gr_mem_len = gr_mem_buffer( &buffer, grp->gr_mem, grp->num_gr_mem );
-
- state->response.data.gr.gr_mem_ofs = 0;
- state->response.length += gr_mem_len;
- state->response.extra_data = buffer; /* give the memory away */
-
- return WINBINDD_OK;
- }
+ parse_domain_user(tmp, name_domain, name_group);
/* if no domain or our local domain and no local tdb group, default to
* our local domain for aliases */
if ((domain = find_domain_from_name(name_domain)) == NULL) {
DEBUG(3, ("could not get domain sid for domain %s\n",
name_domain));
- return WINBINDD_ERROR;
+ request_error(state);
+ return;
}
/* should we deal with users for our domain? */
if ( lp_winbind_trusted_domains_only() && domain->primary) {
- DEBUG(7,("winbindd_getgrnam: My domain -- rejecting getgrnam() for %s\\%s.\n",
- name_domain, name_group));
- return WINBINDD_ERROR;
+ DEBUG(7,("winbindd_getgrnam: My domain -- rejecting "
+ "getgrnam() for %s\\%s.\n", name_domain, name_group));
+ request_error(state);
+ return;
}
/* Get rid and name type from name */
+
+ ws_name_replace( name_group, WB_REPLACE_CHAR );
- if (!winbindd_lookup_sid_by_name(domain, domain->name, name_group, &group_sid,
- &name_type)) {
- DEBUG(1, ("group %s in domain %s does not exist\n",
- name_group, name_domain));
- return WINBINDD_ERROR;
- }
+ winbindd_lookupname_async( state->mem_ctx, domain->name, name_group,
+ getgrnam_recv, WINBINDD_GETGRNAM, state );
+}
+
+struct getgrsid_state {
+ struct winbindd_cli_state *state;
+ struct winbindd_domain *domain;
+ char *group_name;
+ enum lsa_SidType group_type;
+ uid_t gid;
+ DOM_SID group_sid;
+};
- if ( !((name_type==SID_NAME_DOM_GRP) ||
- ((name_type==SID_NAME_ALIAS) && domain->primary) ||
- ((name_type==SID_NAME_ALIAS) && domain->internal)) )
+static void getgrsid_sid2gid_recv(void *private_data, BOOL success, gid_t gid)
{
- DEBUG(1, ("name '%s' is not a local or domain group: %d\n",
- name_group, name_type));
- return WINBINDD_ERROR;
+ struct getgrsid_state *s =
+ (struct getgrsid_state *)private_data;
+ struct winbindd_domain *domain;
+ size_t gr_mem_len;
+ size_t num_gr_mem;
+ char *gr_mem;
+ fstring dom_name, group_name;
+
+ if (!success) {
+ DEBUG(5,("getgrsid_sid2gid_recv: sid2gid failed!\n"));
+ request_error(s->state);
+ return;
}
- if (!NT_STATUS_IS_OK(idmap_sid_to_gid(&group_sid, &gid, 0))) {
- DEBUG(1, ("error converting unix gid to sid\n"));
- return WINBINDD_ERROR;
+ s->gid = gid;
+
+ if ( !parse_domain_user( s->group_name, dom_name, group_name ) ) {
+ DEBUG(5,("getgrsid_sid2gid_recv: parse_domain_user() failed!\n"));
+ request_error(s->state);
+ return;
}
- if (!fill_grent(&state->response.data.gr, name_domain,
- name_group, gid) ||
- !fill_grent_mem(domain, &group_sid, name_type,
- &state->response.data.gr.num_gr_mem,
- &gr_mem, &gr_mem_len)) {
- return WINBINDD_ERROR;
+
+ /* Fill in group structure */
+
+ if ( (domain = find_domain_from_name_noinit(dom_name)) == NULL ) {
+ DEBUG(1,("Can't find domain from name (%s)\n", dom_name));
+ request_error(s->state);
+ return;
}
- /* Group membership lives at start of extra data */
+ if (!fill_grent(&s->state->response.data.gr, dom_name, group_name, gid) ||
+ !fill_grent_mem(domain, s->state, &s->group_sid, s->group_type,
+ &num_gr_mem, &gr_mem, &gr_mem_len))
+ {
+ request_error(s->state);
+ return;
+ }
+
+ s->state->response.data.gr.num_gr_mem = (uint32)num_gr_mem;
- state->response.data.gr.gr_mem_ofs = 0;
+ /* Group membership lives at start of extra data */
- state->response.length += gr_mem_len;
- state->response.extra_data = gr_mem;
+ s->state->response.data.gr.gr_mem_ofs = 0;
- return WINBINDD_OK;
-}
+ s->state->response.length += gr_mem_len;
+ s->state->response.extra_data.data = gr_mem;
-/* Return a group structure from a gid number */
+ request_ok(s->state);
+ }
-enum winbindd_result winbindd_getgrgid(struct winbindd_cli_state *state)
+static void getgrsid_lookupsid_recv( void *private_data, BOOL success,
+ const char *dom_name, const char *name,
+ enum lsa_SidType name_type )
{
- struct winbindd_domain *domain;
- WINBINDD_GR *grp;
- DOM_SID group_sid;
- enum SID_NAME_USE name_type;
- fstring dom_name;
- fstring group_name;
- int gr_mem_len;
- char *gr_mem;
+ struct getgrsid_state *s = (struct getgrsid_state *)private_data;
- DEBUG(3, ("[%5lu]: getgrgid %lu\n", (unsigned long)state->pid,
- (unsigned long)state->request.data.gid));
+ if (!success) {
+ DEBUG(5,("getgrsid_lookupsid_recv: lookupsid failed!\n"));
+ request_error(s->state);
+ return;
+ }
- /* Bug out if the gid isn't in the winbind range */
+ /* either it's a domain group, a domain local group, or a
+ local group in an internal domain */
- if ((state->request.data.gid < server_state.gid_low) ||
- (state->request.data.gid > server_state.gid_high))
- return WINBINDD_ERROR;
+ if ( !( (name_type==SID_NAME_DOM_GRP) ||
+ ((name_type==SID_NAME_ALIAS) &&
+ (s->domain->primary || s->domain->internal)) ) )
+ {
+ DEBUG(1, ("name '%s\\%s' is not a local or domain group: %d\n",
+ dom_name, name, name_type));
+ request_error(s->state);
+ return;
+}
- /* alway try local tdb lookup first */
- if ( ( grp=wb_getgrgid(state->request.data.gid)) != NULL ) {
- char *buffer = NULL;
-
- memcpy( &state->response.data.gr, grp, sizeof(WINBINDD_GR) );
-
- gr_mem_len = gr_mem_buffer( &buffer, grp->gr_mem, grp->num_gr_mem );
-
- state->response.data.gr.gr_mem_ofs = 0;
- state->response.length += gr_mem_len;
- state->response.extra_data = buffer; /* give away the memory */
-
- return WINBINDD_OK;
+ if ( (s->group_name = talloc_asprintf( s->state->mem_ctx,
+ "%s\\%s",
+ dom_name, name )) == NULL )
+{
+ DEBUG(1, ("getgrsid_lookupsid_recv: talloc_asprintf() Failed!\n"));
+ request_error(s->state);
+ return;
}
- /* Get rid from gid */
- if (!NT_STATUS_IS_OK(idmap_gid_to_sid(&group_sid, state->request.data.gid))) {
- DEBUG(1, ("could not convert gid %lu to rid\n",
- (unsigned long)state->request.data.gid));
- return WINBINDD_ERROR;
+ s->group_type = name_type;
+
+ winbindd_sid2gid_async(s->state->mem_ctx, &s->group_sid,
+ getgrsid_sid2gid_recv, s);
}
- /* Get name from sid */
+static void winbindd_getgrsid( struct winbindd_cli_state *state, const DOM_SID group_sid )
+ {
+ struct getgrsid_state *s;
- if (!winbindd_lookup_name_by_sid(&group_sid, dom_name, group_name, &name_type)) {
- DEBUG(1, ("could not lookup sid\n"));
- return WINBINDD_ERROR;
+ if ( (s = TALLOC_ZERO_P(state->mem_ctx, struct getgrsid_state)) == NULL ) {
+ DEBUG(0, ("talloc failed\n"));
+ request_error(state);
+ return;
}
- /* Fill in group structure */
-
- domain = find_domain_from_sid(&group_sid);
+ s->state = state;
- if (!domain) {
- DEBUG(1,("Can't find domain from sid\n"));
- return WINBINDD_ERROR;
+ if ( (s->domain = find_domain_from_sid_noinit(&group_sid)) == NULL ) {
+ DEBUG(3, ("Could not find domain for sid %s\n",
+ sid_string_static(&group_sid)));
+ request_error(state);
+ return;
}
- if ( !((name_type==SID_NAME_DOM_GRP) ||
- ((name_type==SID_NAME_ALIAS) && domain->primary) ||
- ((name_type==SID_NAME_ALIAS) && domain->internal)) )
- {
- DEBUG(1, ("name '%s' is not a local or domain group: %d\n",
- group_name, name_type));
- return WINBINDD_ERROR;
- }
+ sid_copy(&s->group_sid, &group_sid);
- if (!fill_grent(&state->response.data.gr, dom_name, group_name,
- state->request.data.gid) ||
- !fill_grent_mem(domain, &group_sid, name_type,
- &state->response.data.gr.num_gr_mem,
- &gr_mem, &gr_mem_len))
- return WINBINDD_ERROR;
+ winbindd_lookupsid_async( s->state->mem_ctx, &group_sid,
+ getgrsid_lookupsid_recv, s );
+}
- /* Group membership lives at start of extra data */
- state->response.data.gr.gr_mem_ofs = 0;
+static void getgrgid_recv(void *private_data, BOOL success, const char *sid)
+{
+ struct winbindd_cli_state *state = talloc_get_type_abort(private_data, struct winbindd_cli_state);
+ enum lsa_SidType name_type;
+ DOM_SID group_sid;
+
+ if (success) {
+ DEBUG(10,("getgrgid_recv: gid %lu has sid %s\n",
+ (unsigned long)(state->request.data.gid), sid));
+
+ string_to_sid(&group_sid, sid);
+ winbindd_getgrsid(state, group_sid);
+ return;
+ }
+
+ /* Ok, this might be "ours", i.e. an alias */
+ if (pdb_gid_to_sid(state->request.data.gid, &group_sid) &&
+ lookup_sid(state->mem_ctx, &group_sid, NULL, NULL, &name_type) &&
+ (name_type == SID_NAME_ALIAS)) {
+ /* Hey, got an alias */
+ DEBUG(10,("getgrgid_recv: we have an alias with gid %lu and sid %s\n",
+ (unsigned long)(state->request.data.gid), sid));
+ winbindd_getgrsid(state, group_sid);
+ return;
+ }
+
+ DEBUG(1, ("could not convert gid %lu to sid\n",
+ (unsigned long)state->request.data.gid));
+ request_error(state);
+}
- state->response.length += gr_mem_len;
- state->response.extra_data = gr_mem;
+/* Return a group structure from a gid number */
+void winbindd_getgrgid(struct winbindd_cli_state *state)
+{
+ DEBUG(3, ("[%5lu]: getgrgid %lu\n", (unsigned long)state->pid,
+ (unsigned long)state->request.data.gid));
- return WINBINDD_OK;
+ /* always use the async interface */
+ winbindd_gid2sid_async(state->mem_ctx, state->request.data.gid, getgrgid_recv, state);
}
/*
/* "Rewind" file pointer for group database enumeration */
-enum winbindd_result winbindd_setgrent(struct winbindd_cli_state *state)
+static BOOL winbindd_setgrent_internal(struct winbindd_cli_state *state)
{
struct winbindd_domain *domain;
/* Check user has enabled this */
- if (!lp_winbind_enum_groups())
- return WINBINDD_ERROR;
+ if (!lp_winbind_enum_groups()) {
+ return False;
+ }
/* Free old static data if it exists */
if ((domain_state = SMB_MALLOC_P(struct getent_state)) == NULL) {
DEBUG(1, ("winbindd_setgrent: malloc failed for domain_state!\n"));
- return WINBINDD_ERROR;
+ return False;
}
ZERO_STRUCTP(domain_state);
}
state->getgrent_initialized = True;
+ return True;
+}
- return WINBINDD_OK;
+void winbindd_setgrent(struct winbindd_cli_state *state)
+{
+ if (winbindd_setgrent_internal(state)) {
+ request_ok(state);
+ } else {
+ request_error(state);
+ }
}
/* Close file pointer to ntdom group database */
-enum winbindd_result winbindd_endgrent(struct winbindd_cli_state *state)
+void winbindd_endgrent(struct winbindd_cli_state *state)
{
DEBUG(3, ("[%5lu]: endgrent\n", (unsigned long)state->pid));
free_getent_state(state->getgrent_state);
state->getgrent_initialized = False;
state->getgrent_state = NULL;
-
- return WINBINDD_OK;
+ request_ok(state);
}
/* Get the list of domain groups and domain aliases for a domain. We fill in
{
NTSTATUS status;
uint32 num_entries;
- struct acct_info *name_list = NULL, *tmp_name_list = NULL;
+ struct acct_info *name_list = NULL;
TALLOC_CTX *mem_ctx;
BOOL result = False;
struct acct_info *sam_grp_entries = NULL;
if ( ( lp_security() != SEC_ADS && domain->native_mode
&& domain->primary) || domain->internal )
{
- DEBUG(4,("get_sam_group_entries: Native Mode 2k domain; enumerating local groups as well\n"));
+ DEBUG(4,("get_sam_group_entries: %s domain; enumerating local groups as well\n",
+ domain->native_mode ? "Native Mode 2k":"BUILTIN or local"));
status = domain->methods->enum_local_groups(domain, mem_ctx, &num_entries, &sam_grp_entries);
/* Copy entries into return buffer */
if ( num_entries ) {
- if ( !(tmp_name_list = SMB_REALLOC_ARRAY( name_list, struct acct_info, ent->num_sam_entries+num_entries)) )
+ if ( !(name_list = SMB_REALLOC_ARRAY( name_list, struct acct_info, ent->num_sam_entries+num_entries)) )
{
DEBUG(0,("get_sam_group_entries: Failed to realloc more memory for %d local groups!\n",
num_entries));
result = False;
- SAFE_FREE( name_list );
goto done;
}
- name_list = tmp_name_list;
-
memcpy( &name_list[ent->num_sam_entries], sam_grp_entries,
num_entries * sizeof(struct acct_info) );
}
#define MAX_GETGRENT_GROUPS 500
-enum winbindd_result winbindd_getgrent(struct winbindd_cli_state *state)
+void winbindd_getgrent(struct winbindd_cli_state *state)
{
struct getent_state *ent;
struct winbindd_gr *group_list = NULL;
- int num_groups, group_list_ndx = 0, i, gr_mem_list_len = 0;
- char *new_extra_data, *gr_mem_list = NULL;
+ int num_groups, group_list_ndx, gr_mem_list_len = 0;
+ char *gr_mem_list = NULL;
DEBUG(3, ("[%5lu]: getgrent\n", (unsigned long)state->pid));
/* Check user has enabled this */
- if (!lp_winbind_enum_groups())
- return WINBINDD_ERROR;
+ if (!lp_winbind_enum_groups()) {
+ request_error(state);
+ return;
+ }
num_groups = MIN(MAX_GETGRENT_GROUPS, state->request.data.num_entries);
- if ((state->response.extra_data = SMB_MALLOC_ARRAY(struct winbindd_gr, num_groups)) == NULL)
- return WINBINDD_ERROR;
+ if (num_groups == 0) {
+ request_error(state);
+ return;
+ }
+
+ if ((state->response.extra_data.data = SMB_MALLOC_ARRAY(struct winbindd_gr, num_groups)) == NULL) {
+ request_error(state);
+ return;
+ }
- memset(state->response.extra_data, '\0',
+ memset(state->response.extra_data.data, '\0',
num_groups * sizeof(struct winbindd_gr) );
state->response.data.num_entries = 0;
- group_list = (struct winbindd_gr *)state->response.extra_data;
+ group_list = (struct winbindd_gr *)state->response.extra_data.data;
if (!state->getgrent_initialized)
- winbindd_setgrent(state);
+ winbindd_setgrent_internal(state);
- if (!(ent = state->getgrent_state))
- return WINBINDD_ERROR;
+ if (!(ent = state->getgrent_state)) {
+ request_error(state);
+ return;
+ }
/* Start sending back groups */
- for (i = 0; i < num_groups; i++) {
+ for (group_list_ndx = 0; group_list_ndx < num_groups; ) {
struct acct_info *name_list = NULL;
fstring domain_group_name;
uint32 result;
gid_t group_gid;
- int gr_mem_len;
- char *gr_mem, *new_gr_mem_list;
+ size_t gr_mem_len;
+ char *gr_mem;
DOM_SID group_sid;
struct winbindd_domain *domain;
break;
}
- name_list = ent->sam_entries;
+ name_list = (struct acct_info *)ent->sam_entries;
if (!(domain =
find_domain_from_name(ent->domain_name))) {
sid_copy(&group_sid, &domain->sid);
sid_append_rid(&group_sid, name_list[ent->sam_entry_index].rid);
- if (!NT_STATUS_IS_OK(idmap_sid_to_gid(&group_sid, &group_gid, 0))) {
-
- DEBUG(1, ("could not look up gid for group %s\n",
- name_list[ent->sam_entry_index].acct_name));
-
- ent->sam_entry_index++;
- goto tryagain;
+ if (!NT_STATUS_IS_OK(idmap_sid_to_gid(&group_sid, &group_gid))) {
+ union unid_t id;
+ enum lsa_SidType type;
+
+ DEBUG(10, ("SID %s not in idmap\n",
+ sid_string_static(&group_sid)));
+
+ if (!pdb_sid_to_id(&group_sid, &id, &type)) {
+ DEBUG(1, ("could not look up gid for group "
+ "%s\n",
+ name_list[ent->sam_entry_index].acct_name));
+ ent->sam_entry_index++;
+ goto tryagain;
+ }
+
+ if ((type != SID_NAME_DOM_GRP) &&
+ (type != SID_NAME_ALIAS) &&
+ (type != SID_NAME_WKN_GRP)) {
+ DEBUG(1, ("Group %s is a %s, not a group\n",
+ sid_type_lookup(type),
+ name_list[ent->sam_entry_index].acct_name));
+ ent->sam_entry_index++;
+ goto tryagain;
+ }
+ group_gid = id.gid;
}
DEBUG(10, ("got gid %lu for group %lu\n", (unsigned long)group_gid,
/* Fill in group entry */
fill_domain_username(domain_group_name, ent->domain_name,
- name_list[ent->sam_entry_index].acct_name);
+ name_list[ent->sam_entry_index].acct_name, True);
result = fill_grent(&group_list[group_list_ndx],
ent->domain_name,
/* Fill in group membership entry */
if (result) {
+ size_t num_gr_mem = 0;
DOM_SID member_sid;
group_list[group_list_ndx].num_gr_mem = 0;
gr_mem = NULL;
sid_append_rid(&member_sid, name_list[ent->sam_entry_index].rid);
result = fill_grent_mem(
domain,
+ NULL,
&member_sid,
SID_NAME_DOM_GRP,
- &group_list[group_list_ndx].num_gr_mem,
+ &num_gr_mem,
&gr_mem, &gr_mem_len);
+
+ group_list[group_list_ndx].num_gr_mem = (uint32)num_gr_mem;
}
}
if (result) {
/* Append to group membership list */
- new_gr_mem_list = SMB_REALLOC( gr_mem_list, gr_mem_list_len + gr_mem_len);
+ gr_mem_list = (char *)SMB_REALLOC(
+ gr_mem_list, gr_mem_list_len + gr_mem_len);
- if (!new_gr_mem_list && (group_list[group_list_ndx].num_gr_mem != 0)) {
+ if (!gr_mem_list && (group_list[group_list_ndx].num_gr_mem != 0)) {
DEBUG(0, ("out of memory\n"));
- SAFE_FREE(gr_mem_list);
gr_mem_list_len = 0;
break;
}
- DEBUG(10, ("list_len = %d, mem_len = %d\n",
- gr_mem_list_len, gr_mem_len));
-
- gr_mem_list = new_gr_mem_list;
+ DEBUG(10, ("list_len = %d, mem_len = %u\n",
+ gr_mem_list_len, (unsigned int)gr_mem_len));
memcpy(&gr_mem_list[gr_mem_list_len], gr_mem,
gr_mem_len);
if (group_list_ndx == 0)
goto done;
- new_extra_data = SMB_REALLOC(
- state->response.extra_data,
+ state->response.extra_data.data = SMB_REALLOC(
+ state->response.extra_data.data,
group_list_ndx * sizeof(struct winbindd_gr) + gr_mem_list_len);
- if (!new_extra_data) {
+ if (!state->response.extra_data.data) {
DEBUG(0, ("out of memory\n"));
group_list_ndx = 0;
- SAFE_FREE(state->response.extra_data);
SAFE_FREE(gr_mem_list);
-
- return WINBINDD_ERROR;
+ request_error(state);
+ return;
}
- state->response.extra_data = new_extra_data;
-
- memcpy(&((char *)state->response.extra_data)
+ memcpy(&((char *)state->response.extra_data.data)
[group_list_ndx * sizeof(struct winbindd_gr)],
gr_mem_list, gr_mem_list_len);
- SAFE_FREE(gr_mem_list);
-
state->response.length += gr_mem_list_len;
DEBUG(10, ("returning %d groups, length = %d\n",
done:
- return (group_list_ndx > 0) ? WINBINDD_OK : WINBINDD_ERROR;
+ SAFE_FREE(gr_mem_list);
+
+ if (group_list_ndx > 0)
+ request_ok(state);
+ else
+ request_error(state);
}
/* List domain groups without mapping to unix ids */
-enum winbindd_result winbindd_list_groups(struct winbindd_cli_state *state)
+void winbindd_list_groups(struct winbindd_cli_state *state)
{
uint32 total_entries = 0;
struct winbindd_domain *domain;
const char *which_domain;
char *extra_data = NULL;
- char *ted = NULL;
unsigned int extra_data_len = 0, i;
DEBUG(3, ("[%5lu]: list groups\n", (unsigned long)state->pid));
/* Allocate some memory for extra data. Note that we limit
account names to sizeof(fstring) = 128 characters. */
- ted = SMB_REALLOC(extra_data, sizeof(fstring) * total_entries);
+ extra_data = (char *)SMB_REALLOC(
+ extra_data, sizeof(fstring) * total_entries);
- if (!ted) {
+ if (!extra_data) {
DEBUG(0,("failed to enlarge buffer!\n"));
- SAFE_FREE(extra_data);
- return WINBINDD_ERROR;
- } else
- extra_data = ted;
+ request_error(state);
+ return;
+ }
/* Pack group list into extra data fields */
for (i = 0; i < groups.num_sam_entries; i++) {
groups.sam_entries)[i].acct_name;
fstring name;
- fill_domain_username(name, domain->name, group_name);
+ fill_domain_username(name, domain->name, group_name, True);
/* Append to extra data */
memcpy(&extra_data[extra_data_len], name,
strlen(name));
/* Assign extra_data fields in response structure */
if (extra_data) {
extra_data[extra_data_len - 1] = '\0';
- state->response.extra_data = extra_data;
+ state->response.extra_data.data = extra_data;
state->response.length += extra_data_len;
}
/* No domains may have responded but that's still OK so don't
return an error. */
- return WINBINDD_OK;
-}
-
-static void add_local_gids_from_sid(DOM_SID *sid, gid_t **gids, int *num)
-{
- gid_t gid;
- DOM_SID *aliases;
- int j, num_aliases;
-
- DEBUG(10, ("Adding local gids from SID: %s\n",
- sid_string_static(sid)));
-
- /* Don't expand aliases if not explicitly activated -- for now
- -- jerry */
-
- if (!lp_winbind_nested_groups())
- return;
-
- /* Add nested group memberships */
-
- if (!pdb_enum_alias_memberships(sid, 1, &aliases, &num_aliases))
- return;
-
- for (j=0; j<num_aliases; j++) {
- enum SID_NAME_USE type;
-
- if (!local_sid_to_gid(&gid, &aliases[j], &type)) {
- DEBUG(1, ("Got an alias membership with no alias\n"));
- continue;
- }
-
- if ((type != SID_NAME_ALIAS) && (type != SID_NAME_WKN_GRP)) {
- DEBUG(1, ("Got an alias membership in a non-alias\n"));
- continue;
- }
-
- add_gid_to_array_unique(gid, gids, num);
- }
- SAFE_FREE(aliases);
-}
-
-static void add_gids_from_user_sid(DOM_SID *sid, gid_t **gids, int *num)
-{
- DEBUG(10, ("Adding gids from user SID: %s\n",
- sid_string_static(sid)));
-
- add_local_gids_from_sid(sid, gids, num);
-}
-
-static void add_gids_from_group_sid(DOM_SID *sid, gid_t **gids, int *num)
-{
- gid_t gid;
-
- DEBUG(10, ("Adding gids from group SID: %s\n",
- sid_string_static(sid)));
-
- if (NT_STATUS_IS_OK(idmap_sid_to_gid(sid, &gid, 0)))
- add_gid_to_array_unique(gid, gids, num);
-
- add_local_gids_from_sid(sid, gids, num);
+ request_ok(state);
}
/* Get user supplementary groups. This is much quicker than trying to
memberships, and nested groups (win2k native mode only) are not
returned by the getgroups RPC call but are present in the info3. */
-enum winbindd_result winbindd_getgroups(struct winbindd_cli_state *state)
-{
- fstring name_domain, name_user;
- DOM_SID user_sid, group_sid;
- enum SID_NAME_USE name_type;
- uint32 num_groups = 0;
- uint32 num_gids = 0;
- NTSTATUS status;
- DOM_SID **user_grpsids;
+struct getgroups_state {
+ struct winbindd_cli_state *state;
struct winbindd_domain *domain;
- enum winbindd_result result = WINBINDD_ERROR;
- gid_t *gid_list = NULL;
- unsigned int i;
- TALLOC_CTX *mem_ctx;
- NET_USER_INFO_3 *info3 = NULL;
-
- /* Ensure null termination */
- state->request.data.username[sizeof(state->request.data.username)-1]='\0';
-
- DEBUG(3, ("[%5lu]: getgroups %s\n", (unsigned long)state->pid,
- state->request.data.username));
-
- if (!(mem_ctx = talloc_init("winbindd_getgroups(%s)",
- state->request.data.username)))
- return WINBINDD_ERROR;
-
- /* Parse domain and username */
-
- parse_domain_user(state->request.data.username,
- name_domain, name_user);
-
- /* Get info for the domain */
-
- if ((domain = find_domain_from_name(name_domain)) == NULL) {
- DEBUG(7, ("could not find domain entry for domain %s\n",
- name_domain));
- goto done;
- }
-
- if ( domain->primary && lp_winbind_trusted_domains_only()) {
- DEBUG(7,("winbindd_getpwnam: My domain -- rejecting getgroups() for %s\\%s.\n",
- name_domain, name_user));
- return WINBINDD_ERROR;
- }
-
- /* Get rid and name type from name. The following costs 1 packet */
-
- if (!winbindd_lookup_sid_by_name(domain, domain->name, name_user, &user_sid,
- &name_type)) {
- DEBUG(4, ("user '%s' does not exist\n", name_user));
- goto done;
- }
-
- if (name_type != SID_NAME_USER && name_type != SID_NAME_COMPUTER) {
- DEBUG(1, ("name '%s' is not a user name: %d\n",
- name_user, name_type));
- goto done;
- }
+ char *domname;
+ char *username;
+ DOM_SID user_sid;
- add_gids_from_user_sid(&user_sid, &gid_list, &num_gids);
+ const DOM_SID *token_sids;
+ size_t i, num_token_sids;
- /* Treat the info3 cache as authoritative as the
- lookup_usergroups() function may return cached data. */
+ gid_t *token_gids;
+ size_t num_token_gids;
+};
- if ( !opt_nocache && (info3 = netsamlogon_cache_get(mem_ctx, &user_sid))) {
+static void getgroups_usersid_recv(void *private_data, BOOL success,
+ const DOM_SID *sid, enum lsa_SidType type);
+static void getgroups_tokensids_recv(void *private_data, BOOL success,
+ DOM_SID *token_sids, size_t num_token_sids);
+static void getgroups_sid2gid_recv(void *private_data, BOOL success, gid_t gid);
- DEBUG(10, ("winbindd_getgroups: info3 has %d groups, %d other sids\n",
- info3->num_groups2, info3->num_other_sids));
+void winbindd_getgroups(struct winbindd_cli_state *state)
+{
+ struct getgroups_state *s;
- num_groups = info3->num_other_sids + info3->num_groups2;
+ /* Ensure null termination */
+ state->request.data.username
+ [sizeof(state->request.data.username)-1]='\0';
- /* Go through each other sid and convert it to a gid */
+ DEBUG(3, ("[%5lu]: getgroups %s\n", (unsigned long)state->pid,
+ state->request.data.username));
- for (i = 0; i < info3->num_other_sids; i++) {
- fstring name;
- fstring dom_name;
- enum SID_NAME_USE sid_type;
+ /* Parse domain and username */
- /* Is this sid known to us? It can either be
- a trusted domain sid or a foreign sid. */
+ s = TALLOC_P(state->mem_ctx, struct getgroups_state);
+ if (s == NULL) {
+ DEBUG(0, ("talloc failed\n"));
+ request_error(state);
+ return;
+ }
- if (!winbindd_lookup_name_by_sid( &info3->other_sids[i].sid,
- dom_name, name, &sid_type))
- {
- DEBUG(10, ("winbindd_getgroups: could not lookup name for %s\n",
- sid_string_static(&info3->other_sids[i].sid)));
- continue;
- }
+ s->state = state;
- /* Check it is a domain group or an alias (domain local group)
- in a win2k native mode domain. */
-
- if ( !((sid_type==SID_NAME_DOM_GRP) ||
- ((sid_type==SID_NAME_ALIAS) && domain->primary)) )
- {
- DEBUG(10, ("winbindd_getgroups: sid type %d "
- "for %s is not a domain group\n",
- sid_type,
- sid_string_static(
- &info3->other_sids[i].sid)));
- continue;
- }
+ ws_name_return( state->request.data.username, WB_REPLACE_CHAR );
- add_gids_from_group_sid(&info3->other_sids[i].sid,
- &gid_list, &num_gids);
- }
+ if (!parse_domain_user_talloc(state->mem_ctx,
+ state->request.data.username,
+ &s->domname, &s->username)) {
+ DEBUG(5, ("Could not parse domain user: %s\n",
+ state->request.data.username));
- for (i = 0; i < info3->num_groups2; i++) {
-
- /* create the group SID */
-
- sid_copy( &group_sid, &domain->sid );
- sid_append_rid( &group_sid, info3->gids[i].g_rid );
+ /* error out if we do not have nested group support */
- add_gids_from_group_sid(&group_sid, &gid_list,
- &num_gids);
+ if ( !lp_winbind_nested_groups() ) {
+ request_error(state);
+ return;
}
- SAFE_FREE(info3);
-
- } else {
- status = domain->methods->lookup_usergroups(domain, mem_ctx,
- &user_sid, &num_groups,
- &user_grpsids);
- if (!NT_STATUS_IS_OK(status))
- goto done;
+ s->domname = talloc_strdup( state->mem_ctx, get_global_sam_name() );
+ s->username = talloc_strdup( state->mem_ctx, state->request.data.username );
+ }
+
+ /* Get info for the domain */
- if (state->response.extra_data)
- goto done;
+ s->domain = find_domain_from_name_noinit(s->domname);
- for (i = 0; i < num_groups; i++) {
- add_gids_from_group_sid(user_grpsids[i],
- &gid_list, &num_gids);
- }
+ if (s->domain == NULL) {
+ DEBUG(7, ("could not find domain entry for domain %s\n",
+ s->domname));
+ request_error(state);
+ return;
}
- /* We want at least one group... */
- if (gid_list == NULL)
- goto done;
-
- remove_duplicate_gids( &num_gids, gid_list );
+ if ( s->domain->primary && lp_winbind_trusted_domains_only()) {
+ DEBUG(7,("winbindd_getgroups: My domain -- rejecting "
+ "getgroups() for %s\\%s.\n", s->domname,
+ s->username));
+ request_error(state);
+ return;
+ }
- /* Send data back to client */
+ /* Get rid and name type from name. The following costs 1 packet */
- state->response.data.num_entries = num_gids;
- state->response.extra_data = gid_list;
- state->response.length += num_gids * sizeof(gid_t);
+ winbindd_lookupname_async(state->mem_ctx, s->domname, s->username,
+ getgroups_usersid_recv, WINBINDD_GETGROUPS, s);
+}
- result = WINBINDD_OK;
+static void getgroups_usersid_recv(void *private_data, BOOL success,
+ const DOM_SID *sid, enum lsa_SidType type)
+{
+ struct getgroups_state *s =
+ (struct getgroups_state *)private_data;
- done:
+ if ((!success) ||
+ ((type != SID_NAME_USER) && (type != SID_NAME_COMPUTER))) {
+ request_error(s->state);
+ return;
+ }
- talloc_destroy(mem_ctx);
+ sid_copy(&s->user_sid, sid);
- return result;
+ winbindd_gettoken_async(s->state->mem_ctx, &s->user_sid,
+ getgroups_tokensids_recv, s);
}
-static void add_sid_to_parray_unique(TALLOC_CTX *mem_ctx, const DOM_SID *sid,
- DOM_SID ***sids, int *num_sids)
+static void getgroups_tokensids_recv(void *private_data, BOOL success,
+ DOM_SID *token_sids, size_t num_token_sids)
{
- int i;
+ struct getgroups_state *s =
+ (struct getgroups_state *)private_data;
- for (i=0; i<(*num_sids); i++) {
- if (sid_compare(sid, (*sids)[i]) == 0)
- return;
+ /* We need at least the user sid and the primary group in the token,
+ * otherwise it's an error */
+
+ if ((!success) || (num_token_sids < 2)) {
+ request_error(s->state);
+ return;
}
- *sids = TALLOC_REALLOC_ARRAY(mem_ctx, *sids, DOM_SID *, *num_sids+1);
+ s->token_sids = token_sids;
+ s->num_token_sids = num_token_sids;
+ s->i = 0;
- if (*sids == NULL)
- return;
+ s->token_gids = NULL;
+ s->num_token_gids = 0;
- (*sids)[*num_sids] = TALLOC_P(mem_ctx, DOM_SID);
- sid_copy((*sids)[*num_sids], sid);
- *num_sids += 1;
- return;
+ getgroups_sid2gid_recv(s, False, 0);
}
-static void add_local_sids_from_sid(TALLOC_CTX *mem_ctx, const DOM_SID *sid,
- DOM_SID ***user_grpsids,
- int *num_groups)
+static void getgroups_sid2gid_recv(void *private_data, BOOL success, gid_t gid)
{
- DOM_SID *aliases = NULL;
- int i, num_aliases = 0;
+ struct getgroups_state *s =
+ (struct getgroups_state *)private_data;
- if (!pdb_enum_alias_memberships(sid, 1, &aliases, &num_aliases))
- return;
+ if (success) {
+ if (!add_gid_to_array_unique(s->state->mem_ctx, gid,
+ &s->token_gids,
+ &s->num_token_gids)) {
+ return;
+ }
+ }
- if (num_aliases == 0)
- return;
+ if (s->i < s->num_token_sids) {
+ const DOM_SID *sid = &s->token_sids[s->i];
+ s->i += 1;
- for (i=0; i<num_aliases; i++)
- add_sid_to_parray_unique(mem_ctx, &aliases[i], user_grpsids,
- num_groups);
+ if (sid_equal(sid, &s->user_sid)) {
+ getgroups_sid2gid_recv(s, False, 0);
+ return;
+ }
- SAFE_FREE(aliases);
+ winbindd_sid2gid_async(s->state->mem_ctx, sid,
+ getgroups_sid2gid_recv, s);
+ return;
+ }
- return;
+ s->state->response.data.num_entries = s->num_token_gids;
+ /* s->token_gids are talloced */
+ s->state->response.extra_data.data = smb_xmemdup(s->token_gids, s->num_token_gids * sizeof(gid_t));
+ s->state->response.length += s->num_token_gids * sizeof(gid_t);
+ request_ok(s->state);
}
/* Get user supplementary sids. This is equivalent to the
you pass in another type of SID then you may get unpredictable
results.
*/
-enum winbindd_result winbindd_getusersids(struct winbindd_cli_state *state)
+
+static void getusersids_recv(void *private_data, BOOL success, DOM_SID *sids,
+ size_t num_sids);
+
+void winbindd_getusersids(struct winbindd_cli_state *state)
{
- DOM_SID user_sid;
- NTSTATUS status;
- DOM_SID **user_grpsids;
- struct winbindd_domain *domain;
- enum winbindd_result result = WINBINDD_ERROR;
- unsigned int i;
- TALLOC_CTX *mem_ctx;
- char *ret = NULL;
- uint32 num_groups;
- unsigned ofs, ret_size = 0;
+ DOM_SID *user_sid;
/* Ensure null termination */
state->request.data.sid[sizeof(state->request.data.sid)-1]='\0';
- if (!string_to_sid(&user_sid, state->request.data.sid)) {
- DEBUG(1, ("Could not get convert sid %s from string\n", state->request.data.sid));
- return WINBINDD_ERROR;
+ user_sid = TALLOC_P(state->mem_ctx, DOM_SID);
+ if (user_sid == NULL) {
+ DEBUG(1, ("talloc failed\n"));
+ request_error(state);
+ return;
}
- if (!(mem_ctx = talloc_init("winbindd_getusersids(%s)",
- state->request.data.username))) {
- return WINBINDD_ERROR;
+ if (!string_to_sid(user_sid, state->request.data.sid)) {
+ DEBUG(1, ("Could not get convert sid %s from string\n",
+ state->request.data.sid));
+ request_error(state);
+ return;
}
- /* Get info for the domain */
- if ((domain = find_domain_from_sid(&user_sid)) == NULL) {
- DEBUG(0,("could not find domain entry for sid %s\n",
- sid_string_static(&user_sid)));
- goto done;
- }
-
- status = domain->methods->lookup_usergroups(domain, mem_ctx,
- &user_sid, &num_groups,
- &user_grpsids);
- if (!NT_STATUS_IS_OK(status))
- goto done;
+ winbindd_gettoken_async(state->mem_ctx, user_sid, getusersids_recv,
+ state);
+}
- if (num_groups == 0) {
- goto no_groups;
- }
+static void getusersids_recv(void *private_data, BOOL success, DOM_SID *sids,
+ size_t num_sids)
+{
+ struct winbindd_cli_state *state =
+ (struct winbindd_cli_state *)private_data;
+ char *ret = NULL;
+ unsigned ofs, ret_size = 0;
+ size_t i;
- domain = find_our_domain();
+ if (!success) {
+ request_error(state);
+ return;
+ }
- if (domain == NULL) {
- DEBUG(0, ("Could not find our domain\n"));
- goto done;
+ /* work out the response size */
+ for (i = 0; i < num_sids; i++) {
+ const char *s = sid_string_static(&sids[i]);
+ ret_size += strlen(s) + 1;
}
- /* Note that I do not check for AD or its mode. XP in a real NT4
- * domain also asks for this info. -- vl */
+ /* build the reply */
+ ret = (char *)SMB_MALLOC(ret_size);
+ if (!ret) {
+ DEBUG(0, ("malloc failed\n"));
+ request_error(state);
+ return;
+ }
+ ofs = 0;
+ for (i = 0; i < num_sids; i++) {
+ const char *s = sid_string_static(&sids[i]);
+ safe_strcpy(ret + ofs, s, ret_size - ofs - 1);
+ ofs += strlen(ret+ofs) + 1;
+ }
- if (!IS_DC) {
- uint32 *alias_rids = NULL;
- int num_aliases;
+ /* Send data back to client */
+ state->response.data.num_entries = num_sids;
+ state->response.extra_data.data = ret;
+ state->response.length += ret_size;
+ request_ok(state);
+}
- /* We need to include the user SID to expand */
- user_grpsids = TALLOC_REALLOC_ARRAY(mem_ctx, user_grpsids,
- DOM_SID *, num_groups+1);
- user_grpsids[num_groups] = &user_sid;
+void winbindd_getuserdomgroups(struct winbindd_cli_state *state)
+{
+ DOM_SID user_sid;
+ struct winbindd_domain *domain;
- status = domain->methods->lookup_useraliases(domain, mem_ctx,
- num_groups,
- user_grpsids+1,
- &num_aliases,
- &alias_rids);
+ /* Ensure null termination */
+ state->request.data.sid[sizeof(state->request.data.sid)-1]='\0';
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(3, ("Could not expand alias sids: %s\n",
- nt_errstr(status)));
- goto done;
- }
+ if (!string_to_sid(&user_sid, state->request.data.sid)) {
+ DEBUG(1, ("Could not get convert sid %s from string\n",
+ state->request.data.sid));
+ request_error(state);
+ return;
+ }
- for (i=0; i<num_aliases; i++) {
- DOM_SID sid;
- sid_copy(&sid, &domain->sid);
- sid_append_rid(&sid, alias_rids[i]);
- add_sid_to_parray_unique(mem_ctx, &sid, &user_grpsids,
- &num_groups);
- }
+ /* Get info for the domain */
+ if ((domain = find_domain_from_sid_noinit(&user_sid)) == NULL) {
+ DEBUG(0,("could not find domain entry for sid %s\n",
+ sid_string_static(&user_sid)));
+ request_error(state);
+ return;
}
- if (lp_winbind_nested_groups()) {
- int k;
- /* num_groups is changed during the loop, that's why we have
- to count down here.*/
+ sendto_domain(state, domain);
+}
+
+enum winbindd_result winbindd_dual_getuserdomgroups(struct winbindd_domain *domain,
+ struct winbindd_cli_state *state)
+{
+ DOM_SID user_sid;
+ NTSTATUS status;
+
+ char *sidstring;
+ ssize_t len;
+ DOM_SID *groups;
+ uint32 num_groups;
- for (k=num_groups-1; k>=0; k--) {
- add_local_sids_from_sid(mem_ctx, user_grpsids[k],
- &user_grpsids, &num_groups);
- }
+ /* Ensure null termination */
+ state->request.data.sid[sizeof(state->request.data.sid)-1]='\0';
- add_local_sids_from_sid(mem_ctx, &user_sid, &user_grpsids,
- &num_groups);
+ if (!string_to_sid(&user_sid, state->request.data.sid)) {
+ DEBUG(1, ("Could not get convert sid %s from string\n",
+ state->request.data.sid));
+ return WINBINDD_ERROR;
}
- /* work out the response size */
- for (i = 0; i < num_groups; i++) {
- const char *s = sid_string_static(user_grpsids[i]);
- ret_size += strlen(s) + 1;
+ status = domain->methods->lookup_usergroups(domain, state->mem_ctx,
+ &user_sid, &num_groups,
+ &groups);
+ if (!NT_STATUS_IS_OK(status))
+ return WINBINDD_ERROR;
+
+ if (num_groups == 0) {
+ state->response.data.num_entries = 0;
+ state->response.extra_data.data = NULL;
+ return WINBINDD_OK;
}
- /* build the reply */
- ret = SMB_MALLOC(ret_size);
- if (!ret) goto done;
- ofs = 0;
- for (i = 0; i < num_groups; i++) {
- const char *s = sid_string_static(user_grpsids[i]);
- safe_strcpy(ret + ofs, s, ret_size - ofs - 1);
- ofs += strlen(ret+ofs) + 1;
+ if (!print_sidlist(state->mem_ctx, groups, num_groups, &sidstring, &len)) {
+ DEBUG(0, ("talloc failed\n"));
+ return WINBINDD_ERROR;
}
-no_groups:
- /* Send data back to client */
+ state->response.extra_data.data = SMB_STRDUP(sidstring);
+ if (!state->response.extra_data.data) {
+ return WINBINDD_ERROR;
+ }
+ state->response.length += len+1;
state->response.data.num_entries = num_groups;
- state->response.extra_data = ret;
- state->response.length += ret_size;
- result = WINBINDD_OK;
-
- done:
- talloc_destroy(mem_ctx);
- return result;
+ return WINBINDD_OK;
}
-