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authorSimo Sorce <idra@samba.org>2010-02-19 09:43:46 -0500
committerSimo Sorce <idra@samba.org>2010-02-23 12:46:51 -0500
commit805f7507e23f95c479114c44cd175b6b668ffaf9 (patch)
tree9aa1d13f8860b5356c701468f3a950199c84944a
parent1203de99b178a2d7f6c7c6534c42d05242322fe3 (diff)
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s4:cleanup remove unused schannel ldb code
-rw-r--r--libcli/auth/schannel_state.h15
-rw-r--r--libcli/auth/schannel_state_ldb.c324
-rw-r--r--source4/auth/gensec/schannel_state.c67
3 files changed, 0 insertions, 406 deletions
diff --git a/libcli/auth/schannel_state.h b/libcli/auth/schannel_state.h
index 8db0698a9d..d378a39d8f 100644
--- a/libcli/auth/schannel_state.h
+++ b/libcli/auth/schannel_state.h
@@ -42,19 +42,4 @@ NTSTATUS schannel_check_creds_state(TALLOC_CTX *mem_ctx,
struct netr_Authenticator *return_authenticator,
struct netlogon_creds_CredentialState **creds_out);
-struct ldb_context;
-
-NTSTATUS schannel_store_session_key_ldb(struct ldb_context *ldb,
- TALLOC_CTX *mem_ctx,
- struct netlogon_creds_CredentialState *creds);
-NTSTATUS schannel_fetch_session_key_ldb(struct ldb_context *ldb,
- TALLOC_CTX *mem_ctx,
- const char *computer_name,
- struct netlogon_creds_CredentialState **creds);
-NTSTATUS schannel_creds_server_step_check_ldb(struct ldb_context *ldb,
- TALLOC_CTX *mem_ctx,
- const char *computer_name,
- struct netr_Authenticator *received_authenticator,
- struct netr_Authenticator *return_authenticator,
- struct netlogon_creds_CredentialState **creds_out);
#endif
diff --git a/libcli/auth/schannel_state_ldb.c b/libcli/auth/schannel_state_ldb.c
deleted file mode 100644
index 2919ed6369..0000000000
--- a/libcli/auth/schannel_state_ldb.c
+++ /dev/null
@@ -1,324 +0,0 @@
-/*
- Unix SMB/CIFS implementation.
-
- module to store/fetch session keys for the schannel server
-
- Copyright (C) Andrew Tridgell 2004
- Copyright (C) Andrew Bartlett <abartlet@samba.org> 2006-2009
-
- 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 "lib/ldb/include/ldb.h"
-#include "librpc/gen_ndr/ndr_security.h"
-#include "ldb_wrap.h"
-#include "../lib/util/util_ldb.h"
-#include "libcli/auth/libcli_auth.h"
-#include "auth/auth.h"
-#include "param/param.h"
-#include "../libcli/auth/schannel_state.h"
-
-static struct ldb_val *schannel_dom_sid_ldb_val(TALLOC_CTX *mem_ctx,
- struct dom_sid *sid)
-{
- enum ndr_err_code ndr_err;
- struct ldb_val *v;
-
- v = talloc(mem_ctx, struct ldb_val);
- if (!v) return NULL;
-
- ndr_err = ndr_push_struct_blob(v, mem_ctx, NULL, sid,
- (ndr_push_flags_fn_t)ndr_push_dom_sid);
- if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
- talloc_free(v);
- return NULL;
- }
-
- return v;
-}
-
-static struct dom_sid *schannel_ldb_val_dom_sid(TALLOC_CTX *mem_ctx,
- const struct ldb_val *v)
-{
- enum ndr_err_code ndr_err;
- struct dom_sid *sid;
-
- sid = talloc(mem_ctx, struct dom_sid);
- if (!sid) return NULL;
-
- ndr_err = ndr_pull_struct_blob(v, sid, NULL, sid,
- (ndr_pull_flags_fn_t)ndr_pull_dom_sid);
- if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
- talloc_free(sid);
- return NULL;
- }
- return sid;
-}
-
-
-/*
- remember an established session key for a netr server authentication
- use a simple ldb structure
-*/
-NTSTATUS schannel_store_session_key_ldb(struct ldb_context *ldb,
- TALLOC_CTX *mem_ctx,
- struct netlogon_creds_CredentialState *creds)
-{
- struct ldb_message *msg;
- struct ldb_val val, seed, client_state, server_state;
- struct ldb_val *sid_val;
- char *f;
- char *sct;
- int ret;
-
- f = talloc_asprintf(mem_ctx, "%u", (unsigned int)creds->negotiate_flags);
-
- if (f == NULL) {
- return NT_STATUS_NO_MEMORY;
- }
-
- sct = talloc_asprintf(mem_ctx, "%u", (unsigned int)creds->secure_channel_type);
-
- if (sct == NULL) {
- return NT_STATUS_NO_MEMORY;
- }
-
- msg = ldb_msg_new(mem_ctx);
- if (msg == NULL) {
- return NT_STATUS_NO_MEMORY;
- }
-
- msg->dn = ldb_dn_new_fmt(msg, ldb, "computerName=%s", creds->computer_name);
- if ( ! msg->dn) {
- return NT_STATUS_NO_MEMORY;
- }
-
- sid_val = schannel_dom_sid_ldb_val(msg, creds->sid);
- if (sid_val == NULL) {
- return NT_STATUS_NO_MEMORY;
- }
-
- val.data = creds->session_key;
- val.length = sizeof(creds->session_key);
-
- seed.data = creds->seed.data;
- seed.length = sizeof(creds->seed.data);
-
- client_state.data = creds->client.data;
- client_state.length = sizeof(creds->client.data);
- server_state.data = creds->server.data;
- server_state.length = sizeof(creds->server.data);
-
- ldb_msg_add_string(msg, "objectClass", "schannelState");
- ldb_msg_add_value(msg, "sessionKey", &val, NULL);
- ldb_msg_add_value(msg, "seed", &seed, NULL);
- ldb_msg_add_value(msg, "clientState", &client_state, NULL);
- ldb_msg_add_value(msg, "serverState", &server_state, NULL);
- ldb_msg_add_string(msg, "negotiateFlags", f);
- ldb_msg_add_string(msg, "secureChannelType", sct);
- ldb_msg_add_string(msg, "accountName", creds->account_name);
- ldb_msg_add_string(msg, "computerName", creds->computer_name);
- ldb_msg_add_value(msg, "objectSid", sid_val, NULL);
-
- ret = ldb_add(ldb, msg);
- if (ret == LDB_ERR_ENTRY_ALREADY_EXISTS) {
- int i;
- /* from samdb_replace() */
- /* mark all the message elements as LDB_FLAG_MOD_REPLACE */
- for (i=0;i<msg->num_elements;i++) {
- msg->elements[i].flags = LDB_FLAG_MOD_REPLACE;
- }
-
- ret = ldb_modify(ldb, msg);
- }
-
- /* We don't need a transaction here, as we either add or
- * modify records, never delete them, so it must exist */
-
- if (ret != LDB_SUCCESS) {
- DEBUG(0,("Unable to add %s to session key db - %s\n",
- ldb_dn_get_linearized(msg->dn), ldb_errstring(ldb)));
- return NT_STATUS_INTERNAL_DB_CORRUPTION;
- }
-
- return NT_STATUS_OK;
-}
-
-/*
- read back a credentials back for a computer
-*/
-NTSTATUS schannel_fetch_session_key_ldb(struct ldb_context *ldb,
- TALLOC_CTX *mem_ctx,
- const char *computer_name,
- struct netlogon_creds_CredentialState **creds)
-{
- struct ldb_result *res;
- int ret;
- const struct ldb_val *val;
-
- *creds = talloc_zero(mem_ctx, struct netlogon_creds_CredentialState);
- if (!*creds) {
- return NT_STATUS_NO_MEMORY;
- }
-
- ret = ldb_search(ldb, mem_ctx, &res,
- NULL, LDB_SCOPE_SUBTREE, NULL,
- "(computerName=%s)", computer_name);
- if (ret != LDB_SUCCESS) {
- DEBUG(3,("schannel: Failed to find a record for client %s: %s\n", computer_name, ldb_errstring(ldb)));
- return NT_STATUS_INVALID_HANDLE;
- }
- if (res->count != 1) {
- DEBUG(3,("schannel: Failed to find a record for client: %s (found %d records)\n", computer_name, res->count));
- talloc_free(res);
- return NT_STATUS_INVALID_HANDLE;
- }
-
- val = ldb_msg_find_ldb_val(res->msgs[0], "sessionKey");
- if (val == NULL || val->length != 16) {
- DEBUG(1,("schannel: record in schannel DB must contain a sessionKey of length 16, when searching for client: %s\n", computer_name));
- talloc_free(res);
- return NT_STATUS_INTERNAL_ERROR;
- }
-
- memcpy((*creds)->session_key, val->data, 16);
-
- val = ldb_msg_find_ldb_val(res->msgs[0], "seed");
- if (val == NULL || val->length != 8) {
- DEBUG(1,("schannel: record in schannel DB must contain a vaid seed of length 8, when searching for client: %s\n", computer_name));
- talloc_free(res);
- return NT_STATUS_INTERNAL_ERROR;
- }
-
- memcpy((*creds)->seed.data, val->data, 8);
-
- val = ldb_msg_find_ldb_val(res->msgs[0], "clientState");
- if (val == NULL || val->length != 8) {
- DEBUG(1,("schannel: record in schannel DB must contain a vaid clientState of length 8, when searching for client: %s\n", computer_name));
- talloc_free(res);
- return NT_STATUS_INTERNAL_ERROR;
- }
- memcpy((*creds)->client.data, val->data, 8);
-
- val = ldb_msg_find_ldb_val(res->msgs[0], "serverState");
- if (val == NULL || val->length != 8) {
- DEBUG(1,("schannel: record in schannel DB must contain a vaid serverState of length 8, when searching for client: %s\n", computer_name));
- talloc_free(res);
- return NT_STATUS_INTERNAL_ERROR;
- }
- memcpy((*creds)->server.data, val->data, 8);
-
- (*creds)->negotiate_flags = ldb_msg_find_attr_as_int(res->msgs[0], "negotiateFlags", 0);
-
- (*creds)->secure_channel_type = ldb_msg_find_attr_as_int(res->msgs[0], "secureChannelType", 0);
-
- (*creds)->account_name = talloc_strdup(*creds, ldb_msg_find_attr_as_string(res->msgs[0], "accountName", NULL));
- if ((*creds)->account_name == NULL) {
- talloc_free(res);
- return NT_STATUS_NO_MEMORY;
- }
-
- (*creds)->computer_name = talloc_strdup(*creds, ldb_msg_find_attr_as_string(res->msgs[0], "computerName", NULL));
- if ((*creds)->computer_name == NULL) {
- talloc_free(res);
- return NT_STATUS_NO_MEMORY;
- }
-
- val = ldb_msg_find_ldb_val(res->msgs[0], "objectSid");
- if (val) {
- (*creds)->sid = schannel_ldb_val_dom_sid(*creds, val);
- if ((*creds)->sid == NULL) {
- talloc_free(res);
- return NT_STATUS_INTERNAL_ERROR;
- }
- } else {
- (*creds)->sid = NULL;
- }
-
- talloc_free(res);
- return NT_STATUS_OK;
-}
-
-/*
- Validate an incoming authenticator against the credentials for the remote machine.
-
- The credentials are (re)read and from the schannel database, and
- written back after the caclulations are performed.
-
- The creds_out parameter (if not NULL) returns the credentials, if
- the caller needs some of that information.
-
-*/
-NTSTATUS schannel_creds_server_step_check_ldb(struct ldb_context *ldb,
- TALLOC_CTX *mem_ctx,
- const char *computer_name,
- struct netr_Authenticator *received_authenticator,
- struct netr_Authenticator *return_authenticator,
- struct netlogon_creds_CredentialState **creds_out)
-{
- struct netlogon_creds_CredentialState *creds = NULL;
- NTSTATUS nt_status;
- int ret;
-
- /* If we are flaged that schannel is required for a call, and
- * it is not in use, then make this an error */
-
- ret = ldb_transaction_start(ldb);
- if (ret != 0) {
- return NT_STATUS_INTERNAL_DB_CORRUPTION;
- }
-
- /* Because this is a shared structure (even across
- * disconnects) we must update the database every time we
- * update the structure */
-
- nt_status = schannel_fetch_session_key_ldb(ldb, ldb, computer_name,
- &creds);
- if (!NT_STATUS_IS_OK(nt_status)) {
- ldb_transaction_cancel(ldb);
- return nt_status;
- }
-
- nt_status = netlogon_creds_server_step_check(creds,
- received_authenticator,
- return_authenticator);
- if (!NT_STATUS_IS_OK(nt_status)) {
- ldb_transaction_cancel(ldb);
- talloc_free(creds);
- return nt_status;
- }
-
- nt_status = schannel_store_session_key_ldb(ldb, mem_ctx, creds);
- if (!NT_STATUS_IS_OK(nt_status)) {
- ldb_transaction_cancel(ldb);
- talloc_free(creds);
- return nt_status;
- }
-
- ldb_transaction_commit(ldb);
- if (ret != 0) {
- talloc_free(creds);
- return NT_STATUS_INTERNAL_DB_CORRUPTION;
- }
-
- if (creds_out) {
- *creds_out = creds;
- talloc_steal(mem_ctx, creds);
- } else {
- talloc_free(creds);
- }
-
- return NT_STATUS_OK;
-}
diff --git a/source4/auth/gensec/schannel_state.c b/source4/auth/gensec/schannel_state.c
deleted file mode 100644
index e90b73b69f..0000000000
--- a/source4/auth/gensec/schannel_state.c
+++ /dev/null
@@ -1,67 +0,0 @@
-/*
- Unix SMB/CIFS implementation.
-
- module to store/fetch session keys for the schannel server
-
- Copyright (C) Andrew Tridgell 2004
-
- 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 "lib/ldb/include/ldb.h"
-#include "ldb_wrap.h"
-#include "../lib/util/util_ldb.h"
-#include "auth/auth.h"
-#include "param/param.h"
-
-/**
- connect to the schannel ldb
-*/
-struct ldb_context *schannel_db_connect(TALLOC_CTX *mem_ctx, struct tevent_context *ev_ctx,
- struct loadparm_context *lp_ctx)
-{
- char *path;
- struct ldb_context *ldb;
- bool existed;
- const char *init_ldif =
- "dn: @ATTRIBUTES\n" \
- "computerName: CASE_INSENSITIVE\n" \
- "flatname: CASE_INSENSITIVE\n" \
- "\n" \
- "dn: @INDEXLIST\n" \
- "@IDXATTR: computerName\n\n";
-
- path = private_path(mem_ctx, lp_ctx, "schannel.ldb");
- if (!path) {
- return NULL;
- }
-
- existed = file_exist(path);
-
- ldb = ldb_wrap_connect(mem_ctx, ev_ctx, lp_ctx, path,
- system_session(lp_ctx),
- NULL, LDB_FLG_NOSYNC);
- talloc_free(path);
- if (!ldb) {
- return NULL;
- }
-
- if (!existed) {
- gendb_add_ldif(ldb, init_ldif);
- }
-
- return ldb;
-}
-