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-rw-r--r--source3/auth/server_info.c789
1 files changed, 789 insertions, 0 deletions
diff --git a/source3/auth/server_info.c b/source3/auth/server_info.c
new file mode 100644
index 0000000..1eae636
--- /dev/null
+++ b/source3/auth/server_info.c
@@ -0,0 +1,789 @@
+/*
+ Unix SMB/CIFS implementation.
+ Authentication utility functions
+ Copyright (C) Volker Lendecke 2010
+
+ 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 3 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, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "includes.h"
+#include "auth.h"
+#include "lib/util_unixsids.h"
+#include "../librpc/gen_ndr/netlogon.h"
+#include "../libcli/security/security.h"
+#include "rpc_client/util_netlogon.h"
+#include "nsswitch/libwbclient/wbclient.h"
+#include "lib/winbind_util.h"
+#include "passdb.h"
+
+#undef DBGC_CLASS
+#define DBGC_CLASS DBGC_AUTH
+
+/***************************************************************************
+ Make a server_info struct. Free with TALLOC_FREE().
+***************************************************************************/
+
+struct auth_serversupplied_info *make_server_info(TALLOC_CTX *mem_ctx)
+{
+ struct auth_serversupplied_info *result;
+
+ result = talloc_zero(mem_ctx, struct auth_serversupplied_info);
+ if (result == NULL) {
+ DEBUG(0, ("talloc failed\n"));
+ return NULL;
+ }
+
+ /* Initialise the uid and gid values to something non-zero
+ which may save us from giving away root access if there
+ is a bug in allocating these fields. */
+
+ result->utok.uid = -1;
+ result->utok.gid = -1;
+
+ return result;
+}
+
+/****************************************************************************
+ inits a netr_SamInfo2 structure from an auth_serversupplied_info. sam2 must
+ already be initialized and is used as the talloc parent for its members.
+*****************************************************************************/
+
+NTSTATUS serverinfo_to_SamInfo2(struct auth_serversupplied_info *server_info,
+ struct netr_SamInfo2 *sam2)
+{
+ struct netr_SamInfo3 *info3 = NULL;
+ NTSTATUS status;
+
+ status = copy_netr_SamInfo3(sam2,
+ server_info->info3,
+ &info3);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ if (server_info->session_key.length) {
+ memcpy(info3->base.key.key,
+ server_info->session_key.data,
+ MIN(sizeof(info3->base.key.key),
+ server_info->session_key.length));
+ }
+ if (server_info->lm_session_key.length) {
+ memcpy(info3->base.LMSessKey.key,
+ server_info->lm_session_key.data,
+ MIN(sizeof(info3->base.LMSessKey.key),
+ server_info->lm_session_key.length));
+ }
+
+ sam2->base = info3->base;
+
+ return NT_STATUS_OK;
+}
+
+/****************************************************************************
+ inits a netr_SamInfo3 structure from an auth_serversupplied_info. sam3 must
+ already be initialized and is used as the talloc parent for its members.
+*****************************************************************************/
+
+NTSTATUS serverinfo_to_SamInfo3(const struct auth_serversupplied_info *server_info,
+ struct netr_SamInfo3 *sam3)
+{
+ struct netr_SamInfo3 *info3 = NULL;
+ NTSTATUS status;
+
+ status = copy_netr_SamInfo3(sam3,
+ server_info->info3,
+ &info3);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ if (server_info->session_key.length) {
+ memcpy(info3->base.key.key,
+ server_info->session_key.data,
+ MIN(sizeof(info3->base.key.key),
+ server_info->session_key.length));
+ }
+ if (server_info->lm_session_key.length) {
+ memcpy(info3->base.LMSessKey.key,
+ server_info->lm_session_key.data,
+ MIN(sizeof(info3->base.LMSessKey.key),
+ server_info->lm_session_key.length));
+ }
+
+ sam3->base = info3->base;
+
+ sam3->sidcount = 0;
+ sam3->sids = NULL;
+
+ return NT_STATUS_OK;
+}
+
+/****************************************************************************
+ inits a netr_SamInfo6 structure from an auth_serversupplied_info. sam6 must
+ already be initialized and is used as the talloc parent for its members.
+*****************************************************************************/
+
+NTSTATUS serverinfo_to_SamInfo6(struct auth_serversupplied_info *server_info,
+ struct netr_SamInfo6 *sam6)
+{
+ struct pdb_domain_info *dominfo;
+ struct netr_SamInfo3 *info3 = NULL;
+ NTSTATUS status;
+
+ if ((pdb_capabilities() & PDB_CAP_ADS) == 0) {
+ DEBUG(10,("Not adding validation info level 6 "
+ "without ADS passdb backend\n"));
+ return NT_STATUS_INVALID_INFO_CLASS;
+ }
+
+ dominfo = pdb_get_domain_info(sam6);
+ if (dominfo == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ status = copy_netr_SamInfo3(sam6,
+ server_info->info3,
+ &info3);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ if (server_info->session_key.length) {
+ memcpy(info3->base.key.key,
+ server_info->session_key.data,
+ MIN(sizeof(info3->base.key.key),
+ server_info->session_key.length));
+ }
+ if (server_info->lm_session_key.length) {
+ memcpy(info3->base.LMSessKey.key,
+ server_info->lm_session_key.data,
+ MIN(sizeof(info3->base.LMSessKey.key),
+ server_info->lm_session_key.length));
+ }
+
+ sam6->base = info3->base;
+
+ sam6->sidcount = 0;
+ sam6->sids = NULL;
+
+ sam6->dns_domainname.string = talloc_strdup(sam6, dominfo->dns_domain);
+ if (sam6->dns_domainname.string == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ sam6->principal_name.string = talloc_asprintf(
+ sam6, "%s@%s", sam6->base.account_name.string,
+ sam6->dns_domainname.string);
+ if (sam6->principal_name.string == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ return NT_STATUS_OK;
+}
+
+static NTSTATUS append_netr_SidAttr(TALLOC_CTX *mem_ctx,
+ struct netr_SidAttr **sids,
+ uint32_t *count,
+ const struct dom_sid2 *asid,
+ uint32_t attributes)
+{
+ uint32_t t = *count;
+
+ *sids = talloc_realloc(mem_ctx, *sids, struct netr_SidAttr, t + 1);
+ if (*sids == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ (*sids)[t].sid = dom_sid_dup(*sids, asid);
+ if ((*sids)[t].sid == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ (*sids)[t].attributes = attributes;
+ *count = t + 1;
+
+ return NT_STATUS_OK;
+}
+
+/* Fills the samr_RidWithAttributeArray with the provided sids.
+ * If it happens that we have additional groups that do not belong
+ * to the domain, add their sids as extra sids */
+static NTSTATUS group_sids_to_info3(struct netr_SamInfo3 *info3,
+ const struct dom_sid *sids,
+ size_t num_sids)
+{
+ uint32_t attributes = SE_GROUP_DEFAULT_FLAGS;
+ struct samr_RidWithAttributeArray *groups;
+ struct dom_sid *domain_sid;
+ unsigned int i;
+ NTSTATUS status;
+ uint32_t rid;
+ bool ok;
+
+ domain_sid = info3->base.domain_sid;
+ groups = &info3->base.groups;
+
+ groups->rids = talloc_array(info3,
+ struct samr_RidWithAttribute, num_sids);
+ if (!groups->rids) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ for (i = 0; i < num_sids; i++) {
+ ok = sid_peek_check_rid(domain_sid, &sids[i], &rid);
+ if (ok) {
+ /* store domain group rid */
+ groups->rids[groups->count].rid = rid;
+ groups->rids[groups->count].attributes = attributes;
+ groups->count++;
+ continue;
+ }
+
+ /* if this wasn't a domain sid, add it as extra sid */
+ status = append_netr_SidAttr(info3, &info3->sids,
+ &info3->sidcount,
+ &sids[i], attributes);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+ }
+
+ return NT_STATUS_OK;
+}
+
+/*
+ * Merge resource SIDs, if any, into the passed in info3 structure.
+ */
+
+static NTSTATUS merge_resource_sids(const struct PAC_LOGON_INFO *logon_info,
+ struct netr_SamInfo3 *info3)
+{
+ uint32_t i = 0;
+ const struct PAC_DOMAIN_GROUP_MEMBERSHIP *rg = NULL;
+
+ if (logon_info->info3.base.user_flags & NETLOGON_RESOURCE_GROUPS) {
+ rg = &logon_info->resource_groups;
+ }
+
+ if (rg == NULL) {
+ return NT_STATUS_OK;
+ }
+
+ if (rg->domain_sid == NULL) {
+ DEBUG(10, ("Missing Resource Group Domain SID\n"));
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ /* The IDL layer would be a better place to check this, but to
+ * guard the integer addition below, we double-check */
+ if (rg->groups.count > 65535) {
+ DEBUG(10, ("Too much Resource Group RIDs %u\n",
+ (unsigned)rg->groups.count));
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ /*
+ * If there are any resource groups (SID Compression) add
+ * them to the extra sids portion of the info3 in the PAC.
+ *
+ * This makes the info3 look like it would if we got the info
+ * from the DC rather than the PAC.
+ */
+
+ /*
+ * Construct a SID for each RID in the list and then append it
+ * to the info3.
+ */
+ for (i = 0; i < rg->groups.count; i++) {
+ NTSTATUS status;
+ struct dom_sid new_sid;
+ uint32_t attributes = rg->groups.rids[i].attributes;
+ struct dom_sid_buf buf;
+
+ sid_compose(&new_sid,
+ rg->domain_sid,
+ rg->groups.rids[i].rid);
+
+ DEBUG(10, ("Adding SID %s to extra SIDS\n",
+ dom_sid_str_buf(&new_sid, &buf)));
+
+ status = append_netr_SidAttr(info3, &info3->sids,
+ &info3->sidcount,
+ &new_sid,
+ attributes);
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(1, ("failed to append SID %s to extra SIDS: %s\n",
+ dom_sid_str_buf(&new_sid, &buf),
+ nt_errstr(status)));
+ return status;
+ }
+ }
+
+ return NT_STATUS_OK;
+}
+
+/*
+ * Create a copy of an info3 struct from the struct PAC_LOGON_INFO,
+ * then merge resource SIDs, if any, into it. If successful return
+ * the created info3 struct.
+ */
+
+NTSTATUS create_info3_from_pac_logon_info(TALLOC_CTX *mem_ctx,
+ const struct PAC_LOGON_INFO *logon_info,
+ struct netr_SamInfo3 **pp_info3)
+{
+ NTSTATUS status;
+ struct netr_SamInfo3 *info3 = NULL;
+
+ status = copy_netr_SamInfo3(mem_ctx,
+ &logon_info->info3,
+ &info3);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ status = merge_resource_sids(logon_info, info3);
+ if (!NT_STATUS_IS_OK(status)) {
+ TALLOC_FREE(info3);
+ return status;
+ }
+ *pp_info3 = info3;
+ return NT_STATUS_OK;
+}
+
+/*
+ * Create a copy of an info6 struct from the PAC_UPN_DNS_INFO and PAC_LOGON_INFO
+ * then merge resource SIDs, if any, into it. If successful return the created
+ * info6 struct.
+ */
+NTSTATUS create_info6_from_pac(TALLOC_CTX *mem_ctx,
+ const struct PAC_LOGON_INFO *logon_info,
+ const struct PAC_UPN_DNS_INFO *upn_dns_info,
+ struct netr_SamInfo6 **pp_info6)
+{
+ NTSTATUS status;
+ struct netr_SamInfo6 *info6 = NULL;
+ struct netr_SamInfo3 *info3 = NULL;
+
+ info6 = talloc_zero(mem_ctx, struct netr_SamInfo6);
+ if (info6 == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ status = copy_netr_SamInfo3(info6,
+ &logon_info->info3,
+ &info3);
+ if (!NT_STATUS_IS_OK(status)) {
+ TALLOC_FREE(info6);
+ return status;
+ }
+
+ status = merge_resource_sids(logon_info, info3);
+ if (!NT_STATUS_IS_OK(status)) {
+ TALLOC_FREE(info6);
+ return status;
+ }
+
+ info6->base = info3->base;
+ info6->sids = info3->sids;
+ info6->sidcount = info3->sidcount;
+
+ if (upn_dns_info != NULL) {
+ info6->dns_domainname.string = talloc_strdup(info6,
+ upn_dns_info->dns_domain_name);
+ if (info6->dns_domainname.string == NULL) {
+ TALLOC_FREE(info6);
+ return NT_STATUS_NO_MEMORY;
+ }
+ info6->principal_name.string = talloc_strdup(info6,
+ upn_dns_info->upn_name);
+ if (info6->principal_name.string == NULL) {
+ TALLOC_FREE(info6);
+ return NT_STATUS_NO_MEMORY;
+ }
+ }
+
+ *pp_info6 = info6;
+ return NT_STATUS_OK;
+}
+
+/*
+ * Check if this is a "Unix Users" domain user, or a
+ * "Unix Groups" domain group, we need to handle it
+ * in a special way if that's the case.
+ */
+
+static NTSTATUS SamInfo3_handle_sids(const char *username,
+ const struct dom_sid *user_sid,
+ const struct dom_sid *group_sid,
+ struct netr_SamInfo3 *info3,
+ struct dom_sid *domain_sid,
+ struct extra_auth_info *extra)
+{
+ struct dom_sid_buf buf;
+
+ if (sid_check_is_in_unix_users(user_sid)) {
+ /* in info3 you can only set rids for the user and the
+ * primary group, and the domain sid must be that of
+ * the sam domain.
+ *
+ * Store a completely bogus value here.
+ * The real SID is stored in the extra sids.
+ * Other code will know to look there if (-1) is found
+ */
+ info3->base.rid = (uint32_t)(-1);
+ sid_copy(&extra->user_sid, user_sid);
+
+ DEBUG(10, ("Unix User found. Rid marked as "
+ "special and sid (%s) saved as extra sid\n",
+ dom_sid_str_buf(user_sid, &buf)));
+ } else {
+ sid_copy(domain_sid, user_sid);
+ sid_split_rid(domain_sid, &info3->base.rid);
+ }
+
+ if (is_null_sid(domain_sid)) {
+ sid_copy(domain_sid, get_global_sam_sid());
+ }
+
+ /* check if this is a "Unix Groups" domain group,
+ * if so we need special handling */
+ if (sid_check_is_in_unix_groups(group_sid)) {
+ /* in info3 you can only set rids for the user and the
+ * primary group, and the domain sid must be that of
+ * the sam domain.
+ *
+ * Store a completely bogus value here.
+ * The real SID is stored in the extra sids.
+ * Other code will know to look there if (-1) is found
+ */
+ info3->base.primary_gid = (uint32_t)(-1);
+ sid_copy(&extra->pgid_sid, group_sid);
+
+ DEBUG(10, ("Unix Group found. Rid marked as "
+ "special and sid (%s) saved as extra sid\n",
+ dom_sid_str_buf(group_sid, &buf)));
+ } else {
+ bool ok = sid_peek_check_rid(domain_sid, group_sid,
+ &info3->base.primary_gid);
+ if (!ok) {
+ struct dom_sid_buf buf2, buf3;
+ DEBUG(1, ("The primary group domain sid(%s) does not "
+ "match the domain sid(%s) for %s(%s)\n",
+ dom_sid_str_buf(group_sid, &buf),
+ dom_sid_str_buf(domain_sid, &buf2),
+ username,
+ dom_sid_str_buf(user_sid, &buf3)));
+ return NT_STATUS_INVALID_SID;
+ }
+ }
+ return NT_STATUS_OK;
+}
+
+#define RET_NOMEM(ptr) do { \
+ if (!ptr) { \
+ TALLOC_FREE(info3); \
+ return NT_STATUS_NO_MEMORY; \
+ } } while(0)
+
+NTSTATUS samu_to_SamInfo3(TALLOC_CTX *mem_ctx,
+ struct samu *samu,
+ const char *login_server,
+ struct netr_SamInfo3 **_info3,
+ struct extra_auth_info *extra)
+{
+ struct netr_SamInfo3 *info3;
+ const struct dom_sid *user_sid;
+ const struct dom_sid *group_sid;
+ struct dom_sid domain_sid = {0};
+ struct dom_sid *group_sids;
+ uint32_t num_group_sids = 0;
+ const char *tmp;
+ gid_t *gids;
+ NTSTATUS status;
+
+ user_sid = pdb_get_user_sid(samu);
+ group_sid = pdb_get_group_sid(samu);
+
+ if (!user_sid || !group_sid) {
+ DEBUG(1, ("Sam account is missing sids!\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+
+ info3 = talloc_zero(mem_ctx, struct netr_SamInfo3);
+ if (!info3) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ status = SamInfo3_handle_sids(pdb_get_username(samu),
+ user_sid,
+ group_sid,
+ info3,
+ &domain_sid,
+ extra);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ TALLOC_FREE(info3);
+ return status;
+ }
+
+ unix_to_nt_time(&info3->base.logon_time, pdb_get_logon_time(samu));
+ unix_to_nt_time(&info3->base.logoff_time, get_time_t_max());
+ unix_to_nt_time(&info3->base.kickoff_time, get_time_t_max());
+ unix_to_nt_time(&info3->base.last_password_change,
+ pdb_get_pass_last_set_time(samu));
+ unix_to_nt_time(&info3->base.allow_password_change,
+ pdb_get_pass_can_change_time(samu));
+ unix_to_nt_time(&info3->base.force_password_change,
+ pdb_get_pass_must_change_time(samu));
+
+ tmp = pdb_get_username(samu);
+ if (tmp) {
+ info3->base.account_name.string = talloc_strdup(info3, tmp);
+ RET_NOMEM(info3->base.account_name.string);
+ }
+ tmp = pdb_get_fullname(samu);
+ if (tmp) {
+ info3->base.full_name.string = talloc_strdup(info3, tmp);
+ RET_NOMEM(info3->base.full_name.string);
+ }
+ tmp = pdb_get_logon_script(samu);
+ if (tmp) {
+ info3->base.logon_script.string = talloc_strdup(info3, tmp);
+ RET_NOMEM(info3->base.logon_script.string);
+ }
+ tmp = pdb_get_profile_path(samu);
+ if (tmp) {
+ info3->base.profile_path.string = talloc_strdup(info3, tmp);
+ RET_NOMEM(info3->base.profile_path.string);
+ }
+ tmp = pdb_get_homedir(samu);
+ if (tmp) {
+ info3->base.home_directory.string = talloc_strdup(info3, tmp);
+ RET_NOMEM(info3->base.home_directory.string);
+ }
+ tmp = pdb_get_dir_drive(samu);
+ if (tmp) {
+ info3->base.home_drive.string = talloc_strdup(info3, tmp);
+ RET_NOMEM(info3->base.home_drive.string);
+ }
+
+ info3->base.logon_count = pdb_get_logon_count(samu);
+ info3->base.bad_password_count = pdb_get_bad_password_count(samu);
+
+ info3->base.logon_domain.string = talloc_strdup(info3,
+ pdb_get_domain(samu));
+ RET_NOMEM(info3->base.logon_domain.string);
+
+ info3->base.domain_sid = dom_sid_dup(info3, &domain_sid);
+ RET_NOMEM(info3->base.domain_sid);
+
+ status = pdb_enum_group_memberships(mem_ctx, samu,
+ &group_sids, &gids,
+ &num_group_sids);
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(1, ("Failed to get groups from sam account.\n"));
+ TALLOC_FREE(info3);
+ return status;
+ }
+
+ if (num_group_sids) {
+ status = group_sids_to_info3(info3, group_sids, num_group_sids);
+ if (!NT_STATUS_IS_OK(status)) {
+ TALLOC_FREE(info3);
+ return status;
+ }
+ }
+
+ /* We don't need sids and gids after the conversion */
+ TALLOC_FREE(group_sids);
+ TALLOC_FREE(gids);
+ num_group_sids = 0;
+
+ /* FIXME: should we add other flags ? */
+ info3->base.user_flags = NETLOGON_EXTRA_SIDS;
+
+ if (login_server) {
+ info3->base.logon_server.string = talloc_strdup(info3, login_server);
+ RET_NOMEM(info3->base.logon_server.string);
+ }
+
+ info3->base.acct_flags = pdb_get_acct_ctrl(samu);
+
+ *_info3 = info3;
+ return NT_STATUS_OK;
+}
+
+NTSTATUS passwd_to_SamInfo3(TALLOC_CTX *mem_ctx,
+ const char *unix_username,
+ const struct passwd *pwd,
+ struct netr_SamInfo3 **pinfo3,
+ struct extra_auth_info *extra)
+{
+ struct netr_SamInfo3 *info3;
+ NTSTATUS status;
+ TALLOC_CTX *tmp_ctx;
+ const char *domain_name = NULL;
+ const char *user_name = NULL;
+ struct dom_sid domain_sid;
+ struct dom_sid user_sid;
+ struct dom_sid group_sid;
+ enum lsa_SidType type;
+ uint32_t num_sids = 0;
+ struct dom_sid *user_sids = NULL;
+ bool is_null;
+ bool ok;
+
+ tmp_ctx = talloc_stackframe();
+
+ ok = lookup_name_smbconf(tmp_ctx,
+ unix_username,
+ LOOKUP_NAME_ALL,
+ &domain_name,
+ &user_name,
+ &user_sid,
+ &type);
+ if (!ok) {
+ status = NT_STATUS_NO_SUCH_USER;
+ goto done;
+ }
+
+ if (type != SID_NAME_USER) {
+ status = NT_STATUS_NO_SUCH_USER;
+ goto done;
+ }
+
+ ok = winbind_lookup_usersids(tmp_ctx,
+ &user_sid,
+ &num_sids,
+ &user_sids);
+ /* Check if winbind is running */
+ if (ok) {
+ /*
+ * Winbind is running and the first element of the user_sids
+ * is the primary group.
+ */
+ if (num_sids > 0) {
+ group_sid = user_sids[0];
+ }
+ } else {
+ /*
+ * Winbind is not running, try to create the group_sid from the
+ * passwd group id.
+ */
+
+ /*
+ * This can lead to a primary group of S-1-22-2-XX which
+ * will be rejected by other Samba code.
+ */
+ gid_to_sid(&group_sid, pwd->pw_gid);
+ }
+
+ /*
+ * If we are a unix group, or a wellknown/builtin alias,
+ * set the group_sid to the
+ * 'Domain Users' RID of 513 which will always resolve to a
+ * name.
+ */
+ if (sid_check_is_in_unix_groups(&group_sid) ||
+ sid_check_is_in_builtin(&group_sid) ||
+ sid_check_is_in_wellknown_domain(&group_sid)) {
+ if (sid_check_is_in_unix_users(&user_sid)) {
+ sid_compose(&group_sid,
+ get_global_sam_sid(),
+ DOMAIN_RID_USERS);
+ } else {
+ sid_copy(&domain_sid, &user_sid);
+ sid_split_rid(&domain_sid, NULL);
+ sid_compose(&group_sid,
+ &domain_sid,
+ DOMAIN_RID_USERS);
+ }
+ }
+
+ /* Make sure we have a valid group sid */
+ is_null = is_null_sid(&group_sid);
+ if (is_null) {
+ status = NT_STATUS_NO_SUCH_USER;
+ goto done;
+ }
+
+ /* Construct a netr_SamInfo3 from the information we have */
+ info3 = talloc_zero(tmp_ctx, struct netr_SamInfo3);
+ if (!info3) {
+ status = NT_STATUS_NO_MEMORY;
+ goto done;
+ }
+
+ info3->base.account_name.string = talloc_strdup(info3, unix_username);
+ if (info3->base.account_name.string == NULL) {
+ status = NT_STATUS_NO_MEMORY;
+ goto done;
+ }
+
+ info3->base.logon_domain.string = talloc_strdup(info3, domain_name);
+ if (info3->base.logon_domain.string == NULL) {
+ status = NT_STATUS_NO_MEMORY;
+ goto done;
+ }
+
+ ZERO_STRUCT(domain_sid);
+
+ status = SamInfo3_handle_sids(unix_username,
+ &user_sid,
+ &group_sid,
+ info3,
+ &domain_sid,
+ extra);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ goto done;
+ }
+
+ info3->base.domain_sid = dom_sid_dup(info3, &domain_sid);
+ if (info3->base.domain_sid == NULL) {
+ status = NT_STATUS_NO_MEMORY;
+ goto done;
+ }
+
+ ok = sid_peek_check_rid(&domain_sid, &group_sid,
+ &info3->base.primary_gid);
+ if (!ok) {
+ struct dom_sid_buf buf1, buf2, buf3;
+
+ DEBUG(1, ("The primary group domain sid(%s) does not "
+ "match the domain sid(%s) for %s(%s)\n",
+ dom_sid_str_buf(&group_sid, &buf1),
+ dom_sid_str_buf(&domain_sid, &buf2),
+ unix_username,
+ dom_sid_str_buf(&user_sid, &buf3)));
+ status = NT_STATUS_INVALID_SID;
+ goto done;
+ }
+
+ info3->base.acct_flags = ACB_NORMAL;
+
+ if (num_sids) {
+ status = group_sids_to_info3(info3, user_sids, num_sids);
+ if (!NT_STATUS_IS_OK(status)) {
+ goto done;
+ }
+ }
+
+ *pinfo3 = talloc_move(mem_ctx, &info3);
+
+ status = NT_STATUS_OK;
+done:
+ talloc_free(tmp_ctx);
+
+ return status;
+}