Convert a server info struct into the form for PAC and NETLOGON replies
- Copyright (C) Andrew Bartlett <abartlet@samba.org> 2004
+ Copyright (C) Andrew Bartlett <abartlet@samba.org> 2004-2011
Copyright (C) Stefan Metzmacher <metze@samba.org> 2005
This program is free software; you can redistribute it and/or modify
#include "libcli/security/security.h"
#include "auth/auth_sam_reply.h"
-NTSTATUS auth_convert_user_info_dc_sambaseinfo(TALLOC_CTX *mem_ctx,
- struct auth_user_info_dc *user_info_dc,
- struct netr_SamBaseInfo **_sam)
+static NTSTATUS auth_convert_user_info_dc_sambaseinfo(TALLOC_CTX *mem_ctx,
+ const struct auth_user_info_dc *user_info_dc,
+ struct netr_SamBaseInfo *sam)
{
NTSTATUS status;
- struct auth_user_info *info;
- struct netr_SamBaseInfo *sam = talloc_zero(mem_ctx, struct netr_SamBaseInfo);
- NT_STATUS_HAVE_NO_MEMORY(sam);
+ const struct auth_user_info *info;
+
+ ZERO_STRUCTP(sam);
if (user_info_dc->num_sids > PRIMARY_USER_SID_INDEX) {
status = dom_sid_split_rid(sam, &user_info_dc->sids[PRIMARY_USER_SID_INDEX],
info = user_info_dc->info;
- sam->last_logon = info->last_logon;
- sam->last_logoff = info->last_logoff;
- sam->acct_expiry = info->acct_expiry;
+ sam->logon_time = info->last_logon;
+ sam->logoff_time = info->last_logoff;
+ sam->kickoff_time = info->acct_expiry;
sam->last_password_change = info->last_password_change;
sam->allow_password_change = info->allow_password_change;
sam->force_password_change = info->force_password_change;
- sam->account_name.string = info->account_name;
- sam->full_name.string = info->full_name;
- sam->logon_script.string = info->logon_script;
- sam->profile_path.string = info->profile_path;
- sam->home_directory.string = info->home_directory;
- sam->home_drive.string = info->home_drive;
+#define _COPY_STRING_TALLOC(src_name, dst_name) do { \
+ if (info->src_name != NULL) {\
+ sam->dst_name.string = talloc_strdup(mem_ctx, info->src_name); \
+ if (sam->dst_name.string == NULL) { \
+ return NT_STATUS_NO_MEMORY; \
+ } \
+ } \
+} while(0)
+ _COPY_STRING_TALLOC(account_name, account_name);
+ _COPY_STRING_TALLOC(full_name, full_name);
+ _COPY_STRING_TALLOC(logon_script, logon_script);
+ _COPY_STRING_TALLOC(profile_path, profile_path);
+ _COPY_STRING_TALLOC(home_directory, home_directory);
+ _COPY_STRING_TALLOC(home_drive, home_drive);
+ _COPY_STRING_TALLOC(logon_server, logon_server);
+ _COPY_STRING_TALLOC(domain_name, logon_domain);
+#undef _COPY_STRING_TALLOC
sam->logon_count = info->logon_count;
sam->bad_password_count = info->bad_password_count;
if (user_info_dc->num_sids > 2) {
size_t i;
- sam->groups.rids = talloc_array(sam, struct samr_RidWithAttribute,
+ sam->groups.rids = talloc_array(mem_ctx, struct samr_RidWithAttribute,
user_info_dc->num_sids);
if (sam->groups.rids == NULL)
}
sam->user_flags = 0; /* w2k3 uses NETLOGON_EXTRA_SIDS | NETLOGON_NTLMV2_ENABLED */
+ if (!user_info_dc->info->authenticated) {
+ sam->user_flags |= NETLOGON_GUEST;
+ }
sam->acct_flags = user_info_dc->info->acct_flags;
- sam->logon_server.string = user_info_dc->info->logon_server;
- sam->domain.string = user_info_dc->info->domain_name;
-
- ZERO_STRUCT(sam->unknown);
+ sam->sub_auth_status = 0;
+ sam->last_successful_logon = 0;
+ sam->last_failed_logon = 0;
+ sam->failed_logon_count = 0;
+ sam->reserved = 0;
ZERO_STRUCT(sam->key);
if (user_info_dc->user_session_key.length == sizeof(sam->key.key)) {
sizeof(sam->LMSessKey.key));
}
- *_sam = sam;
-
return NT_STATUS_OK;
}
-/* Note that the validity of the _sam3 structure is only as long as
+/* Note that the validity of the _sam6 structure is only as long as
* the user_info_dc it was generated from */
-NTSTATUS auth_convert_user_info_dc_saminfo3(TALLOC_CTX *mem_ctx,
- struct auth_user_info_dc *user_info_dc,
- struct netr_SamInfo3 **_sam3)
+NTSTATUS auth_convert_user_info_dc_saminfo6(TALLOC_CTX *mem_ctx,
+ const struct auth_user_info_dc *user_info_dc,
+ struct netr_SamInfo6 **_sam6)
{
- struct netr_SamBaseInfo *sam;
- struct netr_SamInfo3 *sam3 = talloc_zero(mem_ctx, struct netr_SamInfo3);
NTSTATUS status;
+ struct netr_SamInfo6 *sam6 = NULL;
size_t i;
- NT_STATUS_HAVE_NO_MEMORY(sam3);
- status = auth_convert_user_info_dc_sambaseinfo(sam3, user_info_dc, &sam);
+ sam6 = talloc_zero(mem_ctx, struct netr_SamInfo6);
+ if (sam6 == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ status = auth_convert_user_info_dc_sambaseinfo(sam6,
+ user_info_dc,
+ &sam6->base);
if (!NT_STATUS_IS_OK(status)) {
- talloc_free(sam3);
+ TALLOC_FREE(sam6);
return status;
}
- sam3->base = *sam;
- sam3->sidcount = 0;
- sam3->sids = NULL;
-
- sam3->sids = talloc_array(sam, struct netr_SidAttr,
+ sam6->sids = talloc_array(sam6, struct netr_SidAttr,
user_info_dc->num_sids);
- NT_STATUS_HAVE_NO_MEMORY_AND_FREE(sam3->sids, sam3);
+ if (sam6->sids == NULL) {
+ TALLOC_FREE(sam6);
+ return NT_STATUS_NO_MEMORY;
+ }
/* We don't put the user and group SIDs in there */
for (i=2; i<user_info_dc->num_sids; i++) {
- if (dom_sid_in_domain(sam->domain_sid, &user_info_dc->sids[i])) {
+ if (dom_sid_in_domain(sam6->base.domain_sid, &user_info_dc->sids[i])) {
continue;
}
- sam3->sids[sam3->sidcount].sid = dom_sid_dup(sam3->sids, &user_info_dc->sids[i]);
- NT_STATUS_HAVE_NO_MEMORY_AND_FREE(sam3->sids[sam3->sidcount].sid, sam3);
- sam3->sids[sam3->sidcount].attributes =
+ sam6->sids[sam6->sidcount].sid = dom_sid_dup(sam6->sids, &user_info_dc->sids[i]);
+ if (sam6->sids[sam6->sidcount].sid == NULL) {
+ TALLOC_FREE(sam6);
+ return NT_STATUS_NO_MEMORY;
+ }
+ sam6->sids[sam6->sidcount].attributes =
SE_GROUP_MANDATORY | SE_GROUP_ENABLED_BY_DEFAULT | SE_GROUP_ENABLED;
- sam3->sidcount += 1;
+ sam6->sidcount += 1;
}
- if (sam3->sidcount) {
- sam3->base.user_flags |= NETLOGON_EXTRA_SIDS;
+ if (sam6->sidcount) {
+ sam6->base.user_flags |= NETLOGON_EXTRA_SIDS;
} else {
- sam3->sids = NULL;
+ sam6->sids = NULL;
+ }
+
+ if (user_info_dc->info->dns_domain_name != NULL) {
+ sam6->dns_domainname.string = talloc_strdup(sam6,
+ user_info_dc->info->dns_domain_name);
+ if (sam6->dns_domainname.string == NULL) {
+ TALLOC_FREE(sam6);
+ return NT_STATUS_NO_MEMORY;
+ }
+ }
+
+ if (user_info_dc->info->user_principal_name != NULL) {
+ sam6->principal_name.string = talloc_strdup(sam6,
+ user_info_dc->info->user_principal_name);
+ if (sam6->principal_name.string == NULL) {
+ TALLOC_FREE(sam6);
+ return NT_STATUS_NO_MEMORY;
+ }
+ }
+
+ *_sam6 = sam6;
+ return NT_STATUS_OK;
+}
+
+/* Note that the validity of the _sam2 structure is only as long as
+ * the user_info_dc it was generated from */
+NTSTATUS auth_convert_user_info_dc_saminfo2(TALLOC_CTX *mem_ctx,
+ const struct auth_user_info_dc *user_info_dc,
+ struct netr_SamInfo2 **_sam2)
+{
+ NTSTATUS status;
+ struct netr_SamInfo6 *sam6 = NULL;
+ struct netr_SamInfo2 *sam2 = NULL;
+
+ sam2 = talloc_zero(mem_ctx, struct netr_SamInfo2);
+ if (sam2 == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ status = auth_convert_user_info_dc_saminfo6(sam2, user_info_dc, &sam6);
+ if (!NT_STATUS_IS_OK(status)) {
+ TALLOC_FREE(sam2);
+ return status;
}
+ sam2->base = sam6->base;
+
+ *_sam2 = sam2;
+ return NT_STATUS_OK;
+}
+
+/* Note that the validity of the _sam3 structure is only as long as
+ * the user_info_dc it was generated from */
+NTSTATUS auth_convert_user_info_dc_saminfo3(TALLOC_CTX *mem_ctx,
+ const struct auth_user_info_dc *user_info_dc,
+ struct netr_SamInfo3 **_sam3)
+{
+ NTSTATUS status;
+ struct netr_SamInfo6 *sam6 = NULL;
+ struct netr_SamInfo3 *sam3 = NULL;
+
+ sam3 = talloc_zero(mem_ctx, struct netr_SamInfo3);
+ if (sam3 == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ status = auth_convert_user_info_dc_saminfo6(sam3, user_info_dc, &sam6);
+ if (!NT_STATUS_IS_OK(status)) {
+ TALLOC_FREE(sam3);
+ return status;
+ }
+ sam3->base = sam6->base;
+ sam3->sidcount = sam6->sidcount;
+ sam3->sids = sam6->sids;
+
*_sam3 = sam3;
+ return NT_STATUS_OK;
+}
+
+/**
+ * Make a user_info struct from the info3 or similar returned by a domain logon.
+ *
+ * The netr_SamInfo3 is also a key structure in the source3 auth subsystem
+ */
+
+NTSTATUS make_user_info_SamBaseInfo(TALLOC_CTX *mem_ctx,
+ const char *account_name,
+ const struct netr_SamBaseInfo *base,
+ bool authenticated,
+ struct auth_user_info **_user_info)
+{
+ struct auth_user_info *info;
+
+ info = talloc_zero(mem_ctx, struct auth_user_info);
+ NT_STATUS_HAVE_NO_MEMORY(info);
+ if (base->account_name.string) {
+ info->account_name = talloc_strdup(info, base->account_name.string);
+ } else {
+ info->account_name = talloc_strdup(info, account_name);
+ }
+ NT_STATUS_HAVE_NO_MEMORY(info->account_name);
+
+ if (base->logon_domain.string) {
+ info->domain_name = talloc_strdup(info, base->logon_domain.string);
+ NT_STATUS_HAVE_NO_MEMORY(info->domain_name);
+ }
+
+ if (base->full_name.string) {
+ info->full_name = talloc_strdup(info, base->full_name.string);
+ NT_STATUS_HAVE_NO_MEMORY(info->full_name);
+ }
+ if (base->logon_script.string) {
+ info->logon_script = talloc_strdup(info, base->logon_script.string);
+ NT_STATUS_HAVE_NO_MEMORY(info->logon_script);
+ }
+ if (base->profile_path.string) {
+ info->profile_path = talloc_strdup(info, base->profile_path.string);
+ NT_STATUS_HAVE_NO_MEMORY(info->profile_path);
+ }
+ if (base->home_directory.string) {
+ info->home_directory = talloc_strdup(info, base->home_directory.string);
+ NT_STATUS_HAVE_NO_MEMORY(info->home_directory);
+ }
+ if (base->home_drive.string) {
+ info->home_drive = talloc_strdup(info, base->home_drive.string);
+ NT_STATUS_HAVE_NO_MEMORY(info->home_drive);
+ }
+ if (base->logon_server.string) {
+ info->logon_server = talloc_strdup(info, base->logon_server.string);
+ NT_STATUS_HAVE_NO_MEMORY(info->logon_server);
+ }
+ info->last_logon = base->logon_time;
+ info->last_logoff = base->logoff_time;
+ info->acct_expiry = base->kickoff_time;
+ info->last_password_change = base->last_password_change;
+ info->allow_password_change = base->allow_password_change;
+ info->force_password_change = base->force_password_change;
+ info->logon_count = base->logon_count;
+ info->bad_password_count = base->bad_password_count;
+ info->acct_flags = base->acct_flags;
+
+ /* Only set authenticated if both NETLOGON_GUEST is not set, and authenticated is set */
+ info->authenticated = (authenticated && (!(base->user_flags & NETLOGON_GUEST)));
+
+ *_user_info = info;
return NT_STATUS_OK;
}
+struct auth_user_info *auth_user_info_copy(TALLOC_CTX *mem_ctx,
+ const struct auth_user_info *src)
+{
+ struct auth_user_info *dst = NULL;
+
+ dst = talloc_zero(mem_ctx, struct auth_user_info);
+ if (dst == NULL) {
+ return NULL;
+ }
+
+ *dst = *src;
+#define _COPY_STRING(_mem, _str) do { \
+ if ((_str) != NULL) { \
+ (_str) = talloc_strdup((_mem), (_str)); \
+ if ((_str) == NULL) { \
+ TALLOC_FREE(dst); \
+ return NULL; \
+ } \
+ } \
+} while(0)
+ _COPY_STRING(dst, dst->account_name);
+ _COPY_STRING(dst, dst->user_principal_name);
+ _COPY_STRING(dst, dst->domain_name);
+ _COPY_STRING(dst, dst->dns_domain_name);
+ _COPY_STRING(dst, dst->full_name);
+ _COPY_STRING(dst, dst->logon_script);
+ _COPY_STRING(dst, dst->profile_path);
+ _COPY_STRING(dst, dst->home_directory);
+ _COPY_STRING(dst, dst->home_drive);
+ _COPY_STRING(dst, dst->logon_server);
+#undef _COPY_STRING
+
+ return dst;
+}
+
/**
* Make a user_info_dc struct from the info3 returned by a domain logon
*/
NTSTATUS make_user_info_dc_netlogon_validation(TALLOC_CTX *mem_ctx,
const char *account_name,
uint16_t validation_level,
- union netr_Validation *validation,
+ const union netr_Validation *validation,
+ bool authenticated,
struct auth_user_info_dc **_user_info_dc)
{
- struct auth_user_info_dc *user_info_dc;
- struct auth_user_info *info;
- struct netr_SamBaseInfo *base = NULL;
+ NTSTATUS status;
+ struct auth_user_info_dc *user_info_dc = NULL;
+ const struct netr_SamBaseInfo *base = NULL;
+ uint32_t sidcount = 0;
+ const struct netr_SidAttr *sids = NULL;
+ const char *dns_domainname = NULL;
+ const char *principal = NULL;
uint32_t i;
switch (validation_level) {
return NT_STATUS_INVALID_PARAMETER;
}
base = &validation->sam3->base;
+ sidcount = validation->sam3->sidcount;
+ sids = validation->sam3->sids;
break;
case 6:
if (!validation || !validation->sam6) {
return NT_STATUS_INVALID_PARAMETER;
}
base = &validation->sam6->base;
+ sidcount = validation->sam6->sidcount;
+ sids = validation->sam6->sids;
+ dns_domainname = validation->sam6->dns_domainname.string;
+ principal = validation->sam6->principal_name.string;
break;
default:
return NT_STATUS_INVALID_LEVEL;
http://www.microsoft.com/windows2000/techinfo/administration/security/sidfilter.asp
*/
- if (validation_level == 3) {
+ /*
+ * The IDL layer would be a better place to check this, but to
+ * guard the integer addition below, we double-check
+ */
+ if (sidcount > UINT16_MAX) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ if (sidcount > 0) {
struct dom_sid *dgrps = user_info_dc->sids;
- size_t sidcount;
+ size_t dgrps_count;
- /* The IDL layer would be a better place to check this, but to
- * guard the integer addition below, we double-check */
- if (validation->sam3->sidcount > 65535) {
- return NT_STATUS_INVALID_PARAMETER;
+ dgrps_count = user_info_dc->num_sids + sidcount;
+ dgrps = talloc_realloc(user_info_dc, dgrps, struct dom_sid,
+ dgrps_count);
+ if (dgrps == NULL) {
+ return NT_STATUS_NO_MEMORY;
}
- sidcount = user_info_dc->num_sids + validation->sam3->sidcount;
- if (validation->sam3->sidcount > 0) {
- dgrps = talloc_realloc(user_info_dc, dgrps, struct dom_sid, sidcount);
- NT_STATUS_HAVE_NO_MEMORY(dgrps);
-
- for (i = 0; i < validation->sam3->sidcount; i++) {
- if (validation->sam3->sids[i].sid) {
- dgrps[user_info_dc->num_sids] = *validation->sam3->sids[i].sid;
- user_info_dc->num_sids++;
- }
+ for (i = 0; i < sidcount; i++) {
+ if (sids[i].sid) {
+ dgrps[user_info_dc->num_sids] = *sids[i].sid;
+ user_info_dc->num_sids++;
}
}
/* Where are the 'global' sids?... */
}
- user_info_dc->info = info = talloc_zero(user_info_dc, struct auth_user_info);
- NT_STATUS_HAVE_NO_MEMORY(user_info_dc->info);
+ status = make_user_info_SamBaseInfo(user_info_dc, account_name, base, authenticated, &user_info_dc->info);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
- if (base->account_name.string) {
- info->account_name = talloc_reference(info, base->account_name.string);
- } else {
- info->account_name = talloc_strdup(info, account_name);
- NT_STATUS_HAVE_NO_MEMORY(info->account_name);
- }
-
- info->domain_name = talloc_reference(info, base->domain.string);
- info->full_name = talloc_reference(info, base->full_name.string);
- info->logon_script = talloc_reference(info, base->logon_script.string);
- info->profile_path = talloc_reference(info, base->profile_path.string);
- info->home_directory = talloc_reference(info, base->home_directory.string);
- info->home_drive = talloc_reference(info, base->home_drive.string);
- info->logon_server = talloc_reference(info, base->logon_server.string);
- info->last_logon = base->last_logon;
- info->last_logoff = base->last_logoff;
- info->acct_expiry = base->acct_expiry;
- info->last_password_change = base->last_password_change;
- info->allow_password_change = base->allow_password_change;
- info->force_password_change = base->force_password_change;
- info->logon_count = base->logon_count;
- info->bad_password_count = base->bad_password_count;
- info->acct_flags = base->acct_flags;
+ if (dns_domainname != NULL) {
+ user_info_dc->info->dns_domain_name = talloc_strdup(user_info_dc->info,
+ dns_domainname);
+ if (user_info_dc->info->dns_domain_name == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ }
- info->authenticated = true;
+ if (principal != NULL) {
+ user_info_dc->info->user_principal_name = talloc_strdup(user_info_dc->info,
+ principal);
+ if (user_info_dc->info->user_principal_name == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ }
/* ensure we are never given NULL session keys */
* Make a user_info_dc struct from the PAC_LOGON_INFO supplied in the krb5 logon
*/
NTSTATUS make_user_info_dc_pac(TALLOC_CTX *mem_ctx,
- struct PAC_LOGON_INFO *pac_logon_info,
+ const struct PAC_LOGON_INFO *pac_logon_info,
+ const struct PAC_UPN_DNS_INFO *pac_upn_dns_info,
struct auth_user_info_dc **_user_info_dc)
{
uint32_t i;
NTSTATUS nt_status;
union netr_Validation validation;
struct auth_user_info_dc *user_info_dc;
+ const struct PAC_DOMAIN_GROUP_MEMBERSHIP *rg = NULL;
+ size_t sidcount;
- validation.sam3 = &pac_logon_info->info3;
+ rg = &pac_logon_info->resource_groups;
- nt_status = make_user_info_dc_netlogon_validation(mem_ctx, "", 3, &validation, &user_info_dc);
+ validation.sam3 = discard_const_p(struct netr_SamInfo3, &pac_logon_info->info3);
+
+ nt_status = make_user_info_dc_netlogon_validation(mem_ctx, "", 3, &validation,
+ true, /* This user was authenticated */
+ &user_info_dc);
if (!NT_STATUS_IS_OK(nt_status)) {
return nt_status;
}
- if (pac_logon_info->res_groups.count > 0) {
- size_t sidcount;
+ if (pac_logon_info->info3.base.user_flags & NETLOGON_RESOURCE_GROUPS) {
+ rg = &pac_logon_info->resource_groups;
+ }
+
+ if (rg == NULL) {
+ *_user_info_dc = user_info_dc;
+ return NT_STATUS_OK;
+ }
+
+ if (rg->groups.count > 0) {
/* The IDL layer would be a better place to check this, but to
* guard the integer addition below, we double-check */
- if (pac_logon_info->res_groups.count > 65535) {
+ if (rg->groups.count > 65535) {
talloc_free(user_info_dc);
return NT_STATUS_INVALID_PARAMETER;
}
trusted domains, and verify that the SID
matches.
*/
- if (!pac_logon_info->res_group_dom_sid) {
+ if (rg->domain_sid == NULL) {
+ talloc_free(user_info_dc);
DEBUG(0, ("Cannot operate on a PAC without a resource domain SID"));
return NT_STATUS_INVALID_PARAMETER;
}
- sidcount = user_info_dc->num_sids + pac_logon_info->res_groups.count;
+ sidcount = user_info_dc->num_sids + rg->groups.count;
user_info_dc->sids
= talloc_realloc(user_info_dc, user_info_dc->sids, struct dom_sid, sidcount);
- NT_STATUS_HAVE_NO_MEMORY_AND_FREE(user_info_dc->sids, user_info_dc);
+ if (user_info_dc->sids == NULL) {
+ TALLOC_FREE(user_info_dc);
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ for (i = 0; i < rg->groups.count; i++) {
+ bool ok;
- for (i = 0; pac_logon_info->res_group_dom_sid && i < pac_logon_info->res_groups.count; i++) {
- user_info_dc->sids[user_info_dc->num_sids] = *pac_logon_info->res_group_dom_sid;
- if (!sid_append_rid(&user_info_dc->sids[user_info_dc->num_sids],
- pac_logon_info->res_groups.rids[i].rid)) {
+ user_info_dc->sids[user_info_dc->num_sids] = *rg->domain_sid;
+ ok = sid_append_rid(&user_info_dc->sids[user_info_dc->num_sids],
+ rg->groups.rids[i].rid);
+ if (!ok) {
return NT_STATUS_INVALID_PARAMETER;
}
user_info_dc->num_sids++;
}
}
+
+ if (pac_upn_dns_info != NULL) {
+ user_info_dc->info->user_principal_name =
+ talloc_strdup(user_info_dc->info,
+ pac_upn_dns_info->upn_name);
+ if (user_info_dc->info->user_principal_name == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ user_info_dc->info->dns_domain_name =
+ talloc_strdup(user_info_dc->info,
+ pac_upn_dns_info->dns_domain_name);
+ if (user_info_dc->info->dns_domain_name == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ if (pac_upn_dns_info->flags & PAC_UPN_DNS_FLAG_CONSTRUCTED) {
+ user_info_dc->info->user_principal_constructed = true;
+ }
+ }
+
*_user_info_dc = user_info_dc;
return NT_STATUS_OK;
}