#include "../librpc/gen_ndr/ndr_netlogon_c.h"
#include "../librpc/gen_ndr/schannel.h"
#include "rpc_client/cli_netlogon.h"
-#include "rpc_client/init_netlogon.h"
#include "rpc_client/util_netlogon.h"
#include "../libcli/security/security.h"
#include "lib/param/param.h"
#include "dbwrap/dbwrap.h"
#include "dbwrap/dbwrap_open.h"
#include "util_tdb.h"
+#include "lib/crypto/gnutls_helpers.h"
NTSTATUS rpccli_pre_open_netlogon_creds(void)
return NT_STATUS_NO_MEMORY;
}
- status = netlogon_creds_cli_set_global_db(&global_db);
+ status = netlogon_creds_cli_set_global_db(lp_ctx, &global_db);
TALLOC_FREE(frame);
if (!NT_STATUS_IS_OK(status)) {
return status;
const char *client_account;
sec_chan_type = cli_credentials_get_secure_channel_type(creds);
- if (sec_chan_type == SEC_CHAN_NULL) {
- return NT_STATUS_INVALID_PARAMETER_MIX;
- }
-
client_account = cli_credentials_get_username(creds);
server_netbios_domain = cli_credentials_get_domain(creds);
server_dns_domain = cli_credentials_get_realm(creds);
creds_ctx);
}
-NTSTATUS rpccli_setup_netlogon_creds(
+NTSTATUS rpccli_setup_netlogon_creds_locked(
struct cli_state *cli,
enum dcerpc_transport_t transport,
struct netlogon_creds_cli_context *creds_ctx,
bool force_reauth,
- struct cli_credentials *cli_creds)
+ struct cli_credentials *cli_creds,
+ uint32_t *negotiate_flags)
{
TALLOC_CTX *frame = talloc_stackframe();
struct rpc_pipe_client *netlogon_pipe = NULL;
const struct samr_Password *nt_hashes[2] = { NULL, NULL };
uint8_t idx_nt_hashes = 0;
NTSTATUS status;
+ const char *remote_name = NULL;
+ const struct sockaddr_storage *remote_sockaddr = NULL;
status = netlogon_creds_cli_get(creds_ctx, frame, &creds);
if (NT_STATUS_IS_OK(status)) {
action = "overwrite";
}
+ if (cli != NULL) {
+ remote_name = smbXcli_conn_remote_name(cli->conn);
+ } else {
+ remote_name = "<UNKNOWN>";
+ }
+
DEBUG(5,("%s: %s cached netlogon_creds cli[%s/%s] to %s\n",
__FUNCTION__, action,
creds->account_name, creds->computer_name,
- smbXcli_conn_remote_name(cli->conn)));
+ remote_name));
if (!force_reauth) {
- TALLOC_FREE(frame);
- return NT_STATUS_OK;
+ goto done;
}
TALLOC_FREE(creds);
}
num_nt_hashes = 2;
}
+ remote_name = smbXcli_conn_remote_name(cli->conn);
+ remote_sockaddr = smbXcli_conn_remote_sockaddr(cli->conn);
+
status = cli_rpc_pipe_open_noauth_transport(cli,
transport,
&ndr_table_netlogon,
+ remote_name,
+ remote_sockaddr,
&netlogon_pipe);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(5,("%s: failed to open noauth netlogon connection to %s - %s\n",
__FUNCTION__,
- smbXcli_conn_remote_name(cli->conn),
+ remote_name,
nt_errstr(status)));
TALLOC_FREE(frame);
return status;
DEBUG(5,("%s: using new netlogon_creds cli[%s/%s] to %s\n",
__FUNCTION__,
creds->account_name, creds->computer_name,
- smbXcli_conn_remote_name(cli->conn)));
+ remote_name));
+
+done:
+ if (negotiate_flags != NULL) {
+ *negotiate_flags = creds->negotiate_flags;
+ }
TALLOC_FREE(frame);
return NT_STATUS_OK;
}
-static NTSTATUS map_validation_to_info3(TALLOC_CTX *mem_ctx,
- uint16_t validation_level,
- union netr_Validation *validation,
- struct netr_SamInfo3 **info3_p)
+NTSTATUS rpccli_setup_netlogon_creds(
+ struct cli_state *cli,
+ enum dcerpc_transport_t transport,
+ struct netlogon_creds_cli_context *creds_ctx,
+ bool force_reauth,
+ struct cli_credentials *cli_creds)
{
- struct netr_SamInfo3 *info3;
+ TALLOC_CTX *frame = talloc_stackframe();
+ struct netlogon_creds_cli_lck *lck;
NTSTATUS status;
- if (validation == NULL) {
- return NT_STATUS_INVALID_PARAMETER;
+ status = netlogon_creds_cli_lck(
+ creds_ctx, NETLOGON_CREDS_CLI_LCK_EXCLUSIVE,
+ frame, &lck);
+ if (!NT_STATUS_IS_OK(status)) {
+ DBG_WARNING("netlogon_creds_cli_lck failed: %s\n",
+ nt_errstr(status));
+ TALLOC_FREE(frame);
+ return status;
}
- switch (validation_level) {
- case 3:
- if (validation->sam3 == NULL) {
- return NT_STATUS_INVALID_PARAMETER;
+ status = rpccli_setup_netlogon_creds_locked(
+ cli, transport, creds_ctx, force_reauth, cli_creds, NULL);
+
+ TALLOC_FREE(frame);
+
+ return status;
+}
+
+NTSTATUS rpccli_connect_netlogon(
+ struct cli_state *cli,
+ enum dcerpc_transport_t transport,
+ struct netlogon_creds_cli_context *creds_ctx,
+ bool force_reauth,
+ struct cli_credentials *trust_creds,
+ struct rpc_pipe_client **_rpccli)
+{
+ TALLOC_CTX *frame = talloc_stackframe();
+ struct netlogon_creds_CredentialState *creds = NULL;
+ enum netlogon_creds_cli_lck_type lck_type;
+ enum netr_SchannelType sec_chan_type;
+ struct netlogon_creds_cli_lck *lck = NULL;
+ uint32_t negotiate_flags;
+ uint8_t found_session_key[16] = {0};
+ bool found_existing_creds = false;
+ bool do_serverauth;
+ struct rpc_pipe_client *rpccli;
+ NTSTATUS status;
+ bool retry = false;
+ const char *remote_name = NULL;
+ const struct sockaddr_storage *remote_sockaddr = NULL;
+
+ sec_chan_type = cli_credentials_get_secure_channel_type(trust_creds);
+ if (sec_chan_type == SEC_CHAN_NULL) {
+ DBG_ERR("secure_channel_type gave SEC_CHAN_NULL\n");
+ status = NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
+ goto fail;
+ }
+
+again:
+
+ /*
+ * See whether we can use existing netlogon_creds or
+ * whether we have to serverauthenticate.
+ */
+ status = netlogon_creds_cli_get(creds_ctx, frame, &creds);
+
+ if (NT_STATUS_IS_OK(status)) {
+ bool cmp = mem_equal_const_time(found_session_key,
+ creds->session_key,
+ sizeof(found_session_key));
+ found_existing_creds = !cmp;
+
+ memcpy(found_session_key,
+ creds->session_key,
+ sizeof(found_session_key));
+
+ TALLOC_FREE(creds);
+ }
+
+ lck_type = (force_reauth || !found_existing_creds) ?
+ NETLOGON_CREDS_CLI_LCK_EXCLUSIVE :
+ NETLOGON_CREDS_CLI_LCK_SHARED;
+
+ status = netlogon_creds_cli_lck(creds_ctx, lck_type, frame, &lck);
+ if (!NT_STATUS_IS_OK(status)) {
+ DBG_DEBUG("netlogon_creds_cli_lck failed: %s\n",
+ nt_errstr(status));
+ goto fail;
+ }
+
+ if (!found_existing_creds) {
+ /*
+ * Try to find creds under the lock again. Someone
+ * else might have done it for us.
+ */
+ status = netlogon_creds_cli_get(creds_ctx, frame, &creds);
+
+ if (NT_STATUS_IS_OK(status)) {
+ bool cmp = mem_equal_const_time(found_session_key,
+ creds->session_key,
+ sizeof(found_session_key));
+ found_existing_creds = !cmp;
+
+ memcpy(found_session_key, creds->session_key,
+ sizeof(found_session_key));
+
+ TALLOC_FREE(creds);
}
+ }
- info3 = talloc_move(mem_ctx, &validation->sam3);
- break;
- case 6:
- if (validation->sam6 == NULL) {
- return NT_STATUS_INVALID_PARAMETER;
+ remote_name = smbXcli_conn_remote_name(cli->conn);
+ remote_sockaddr = smbXcli_conn_remote_sockaddr(cli->conn);
+
+ do_serverauth = force_reauth || !found_existing_creds;
+
+ if (!do_serverauth) {
+ /*
+ * Do the quick schannel bind without a reauth
+ */
+ status = cli_rpc_pipe_open_bind_schannel(cli,
+ &ndr_table_netlogon,
+ transport,
+ creds_ctx,
+ remote_name,
+ remote_sockaddr,
+ &rpccli);
+ if (!retry && NT_STATUS_EQUAL(status, NT_STATUS_NETWORK_ACCESS_DENIED)) {
+ DBG_DEBUG("Retrying with serverauthenticate\n");
+ TALLOC_FREE(lck);
+ retry = true;
+ goto again;
+ }
+ if (!NT_STATUS_IS_OK(status)) {
+ DBG_DEBUG("cli_rpc_pipe_open_bind_schannel "
+ "failed: %s\n", nt_errstr(status));
+ goto fail;
}
+ goto done;
+ }
- info3 = talloc_zero(mem_ctx, struct netr_SamInfo3);
- if (info3 == NULL) {
- return NT_STATUS_NO_MEMORY;
+ if (cli_credentials_is_anonymous(trust_creds)) {
+ DBG_WARNING("get_trust_credential for %s only gave anonymous,"
+ "unable to negotiate NETLOGON credentials\n",
+ netlogon_creds_cli_debug_string(
+ creds_ctx, frame));
+ status = NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
+ goto fail;
+ }
+
+ status = rpccli_setup_netlogon_creds_locked(
+ cli, transport, creds_ctx, true, trust_creds,
+ &negotiate_flags);
+ if (!NT_STATUS_IS_OK(status)) {
+ DBG_DEBUG("rpccli_setup_netlogon_creds failed for %s, "
+ "unable to setup NETLOGON credentials: %s\n",
+ netlogon_creds_cli_debug_string(
+ creds_ctx, frame),
+ nt_errstr(status));
+ goto fail;
+ }
+
+ if (!(negotiate_flags & NETLOGON_NEG_AUTHENTICATED_RPC)) {
+ if (lp_winbind_sealed_pipes() || lp_require_strong_key()) {
+ status = NT_STATUS_DOWNGRADE_DETECTED;
+ DBG_WARNING("Unwilling to make connection to %s"
+ "without connection level security, "
+ "must set 'winbind sealed pipes = false'"
+ " and 'require strong key = false' "
+ "to proceed: %s\n",
+ netlogon_creds_cli_debug_string(
+ creds_ctx, frame),
+ nt_errstr(status));
+ goto fail;
}
- status = copy_netr_SamBaseInfo(info3, &validation->sam6->base, &info3->base);
+
+ status = cli_rpc_pipe_open_noauth_transport(cli,
+ transport,
+ &ndr_table_netlogon,
+ remote_name,
+ remote_sockaddr,
+ &rpccli);
if (!NT_STATUS_IS_OK(status)) {
- TALLOC_FREE(info3);
- return status;
+ DBG_DEBUG("cli_rpc_pipe_open_noauth_transport "
+ "failed: %s\n", nt_errstr(status));
+ goto fail;
}
+ goto done;
+ }
- info3->sidcount = validation->sam6->sidcount;
- info3->sids = talloc_move(info3, &validation->sam6->sids);
- break;
- default:
- return NT_STATUS_BAD_VALIDATION_CLASS;
+ status = cli_rpc_pipe_open_bind_schannel(cli,
+ &ndr_table_netlogon,
+ transport,
+ creds_ctx,
+ remote_name,
+ remote_sockaddr,
+ &rpccli);
+ if (!NT_STATUS_IS_OK(status)) {
+ DBG_DEBUG("cli_rpc_pipe_open_bind_schannel "
+ "failed: %s\n", nt_errstr(status));
+ goto fail;
}
- *info3_p = info3;
+ status = netlogon_creds_cli_check(creds_ctx, rpccli->binding_handle,
+ NULL);
+ if (!NT_STATUS_IS_OK(status)) {
+ DBG_WARNING("netlogon_creds_cli_check failed: %s\n",
+ nt_errstr(status));
+ goto fail;
+ }
- return NT_STATUS_OK;
+done:
+ *_rpccli = rpccli;
+ status = NT_STATUS_OK;
+fail:
+ ZERO_STRUCT(found_session_key);
+ TALLOC_FREE(lck);
+ TALLOC_FREE(frame);
+ return status;
}
/* Logon domain user */
const char *username,
const char *password,
const char *workstation,
+ const uint64_t logon_id,
enum netr_LogonInfoClass logon_type,
uint8_t *authoritative,
uint32_t *flags,
- struct netr_SamInfo3 **info3)
+ uint16_t *_validation_level,
+ union netr_Validation **_validation)
{
TALLOC_CTX *frame = talloc_stackframe();
NTSTATUS status;
union netr_Validation *validation = NULL;
char *workstation_slash = NULL;
+ unsigned char local_nt_response[24];
+ unsigned char local_lm_response[24];
+ struct samr_Password lmpassword = {.hash = {0}};
+ struct samr_Password ntpassword = {.hash = {0}};
+ struct netr_ChallengeResponse lm = {0};
+ struct netr_ChallengeResponse nt = {0};
+
logon = talloc_zero(frame, union netr_LogonLevel);
if (logon == NULL) {
TALLOC_FREE(frame);
/* Initialise input parameters */
switch (logon_type) {
- case NetlogonInteractiveInformation: {
+ case NetlogonInteractiveInformation:
+ case NetlogonInteractiveTransitiveInformation: {
struct netr_PasswordInfo *password_info;
- struct samr_Password lmpassword;
- struct samr_Password ntpassword;
password_info = talloc_zero(frame, struct netr_PasswordInfo);
if (password_info == NULL) {
password_info->identity_info.domain_name.string = domain;
password_info->identity_info.parameter_control = logon_parameters;
- password_info->identity_info.logon_id_low = 0xdead;
- password_info->identity_info.logon_id_high = 0xbeef;
+ password_info->identity_info.logon_id = logon_id;
password_info->identity_info.account_name.string = username;
password_info->identity_info.workstation.string = workstation_slash;
break;
}
- case NetlogonNetworkInformation: {
+ case NetlogonNetworkInformation:
+ case NetlogonNetworkTransitiveInformation: {
struct netr_NetworkInfo *network_info;
uint8_t chal[8];
- unsigned char local_lm_response[24];
- unsigned char local_nt_response[24];
- struct netr_ChallengeResponse lm;
- struct netr_ChallengeResponse nt;
+ int rc;
ZERO_STRUCT(lm);
ZERO_STRUCT(nt);
generate_random_buffer(chal, 8);
SMBencrypt(password, chal, local_lm_response);
- SMBNTencrypt(password, chal, local_nt_response);
+ rc = SMBNTencrypt(password, chal, local_nt_response);
+ if (rc != 0) {
+ TALLOC_FREE(frame);
+ return gnutls_error_to_ntstatus(rc, NT_STATUS_ACCESS_DISABLED_BY_POLICY_OTHER);
+ }
lm.length = 24;
lm.data = local_lm_response;
network_info->identity_info.domain_name.string = domain;
network_info->identity_info.parameter_control = logon_parameters;
- network_info->identity_info.logon_id_low = 0xdead;
- network_info->identity_info.logon_id_high = 0xbeef;
+ network_info->identity_info.logon_id = logon_id;
network_info->identity_info.account_name.string = username;
network_info->identity_info.workstation.string = workstation_slash;
binding_handle,
logon_type,
logon,
- frame,
+ mem_ctx,
&validation_level,
&validation,
authoritative,
return status;
}
- status = map_validation_to_info3(mem_ctx,
- validation_level, validation,
- info3);
TALLOC_FREE(frame);
- if (!NT_STATUS_IS_OK(status)) {
- return status;
- }
-
+ *_validation_level = validation_level;
+ *_validation = validation;
return NT_STATUS_OK;
}
const char *username,
const char *domain,
const char *workstation,
- const uint8_t chal[8],
+ const uint64_t logon_id,
+ DATA_BLOB chal,
DATA_BLOB lm_response,
DATA_BLOB nt_response,
+ enum netr_LogonInfoClass logon_type,
uint8_t *authoritative,
uint32_t *flags,
- struct netr_SamInfo3 **info3)
+ uint16_t *_validation_level,
+ union netr_Validation **_validation)
{
NTSTATUS status;
const char *workstation_name_slash;
struct netr_ChallengeResponse lm;
struct netr_ChallengeResponse nt;
- *info3 = NULL;
+ *_validation = NULL;
ZERO_STRUCT(lm);
ZERO_STRUCT(nt);
+ switch (logon_type) {
+ case NetlogonNetworkInformation:
+ case NetlogonNetworkTransitiveInformation:
+ break;
+ default:
+ DEBUG(0, ("switch value %d not supported\n",
+ logon_type));
+ return NT_STATUS_INVALID_INFO_CLASS;
+ }
+
logon = talloc_zero(mem_ctx, union netr_LogonLevel);
if (!logon) {
return NT_STATUS_NO_MEMORY;
return NT_STATUS_NO_MEMORY;
}
+ if (workstation == NULL) {
+ workstation = lp_netbios_name();
+ }
+
if (workstation[0] != '\\' && workstation[1] != '\\') {
workstation_name_slash = talloc_asprintf(mem_ctx, "\\\\%s", workstation);
} else {
network_info->identity_info.domain_name.string = domain;
network_info->identity_info.parameter_control = logon_parameters;
- network_info->identity_info.logon_id_low = 0xdead;
- network_info->identity_info.logon_id_high = 0xbeef;
+ network_info->identity_info.logon_id = logon_id;
network_info->identity_info.account_name.string = username;
network_info->identity_info.workstation.string = workstation_name_slash;
- memcpy(network_info->challenge, chal, 8);
+ if (chal.length != 8) {
+ DBG_WARNING("Invalid challenge length %zd\n", chal.length);
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ memcpy(network_info->challenge, chal.data, chal.length);
network_info->nt = nt;
network_info->lm = lm;
status = netlogon_creds_cli_LogonSamLogon(creds_ctx,
binding_handle,
- NetlogonNetworkInformation,
+ logon_type,
logon,
mem_ctx,
&validation_level,
return status;
}
- status = map_validation_to_info3(mem_ctx,
- validation_level, validation,
- info3);
+ *_validation_level = validation_level;
+ *_validation = validation;
+
+ return NT_STATUS_OK;
+}
+
+NTSTATUS rpccli_netlogon_interactive_logon(
+ struct netlogon_creds_cli_context *creds_ctx,
+ struct dcerpc_binding_handle *binding_handle,
+ TALLOC_CTX *mem_ctx,
+ uint32_t logon_parameters,
+ const char *username,
+ const char *domain,
+ const char *workstation,
+ const uint64_t logon_id,
+ DATA_BLOB lm_hash,
+ DATA_BLOB nt_hash,
+ enum netr_LogonInfoClass logon_type,
+ uint8_t *authoritative,
+ uint32_t *flags,
+ uint16_t *_validation_level,
+ union netr_Validation **_validation)
+{
+ TALLOC_CTX *frame = talloc_stackframe();
+ NTSTATUS status;
+ const char *workstation_name_slash;
+ union netr_LogonLevel *logon = NULL;
+ struct netr_PasswordInfo *password_info = NULL;
+ uint16_t validation_level = 0;
+ union netr_Validation *validation = NULL;
+ struct netr_ChallengeResponse lm;
+ struct netr_ChallengeResponse nt;
+
+ *_validation = NULL;
+
+ ZERO_STRUCT(lm);
+ ZERO_STRUCT(nt);
+
+ switch (logon_type) {
+ case NetlogonInteractiveInformation:
+ case NetlogonInteractiveTransitiveInformation:
+ break;
+ default:
+ DEBUG(0, ("switch value %d not supported\n",
+ logon_type));
+ TALLOC_FREE(frame);
+ return NT_STATUS_INVALID_INFO_CLASS;
+ }
+
+ logon = talloc_zero(mem_ctx, union netr_LogonLevel);
+ if (logon == NULL) {
+ TALLOC_FREE(frame);
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ password_info = talloc_zero(logon, struct netr_PasswordInfo);
+ if (password_info == NULL) {
+ TALLOC_FREE(frame);
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ if (workstation[0] != '\\' && workstation[1] != '\\') {
+ workstation_name_slash = talloc_asprintf(frame, "\\\\%s", workstation);
+ } else {
+ workstation_name_slash = workstation;
+ }
+
+ if (workstation_name_slash == NULL) {
+ TALLOC_FREE(frame);
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ /* Initialise input parameters */
+
+ password_info->identity_info.domain_name.string = domain;
+ password_info->identity_info.parameter_control = logon_parameters;
+ password_info->identity_info.logon_id = logon_id;
+ password_info->identity_info.account_name.string = username;
+ password_info->identity_info.workstation.string = workstation_name_slash;
+
+ if (nt_hash.length != sizeof(password_info->ntpassword.hash)) {
+ TALLOC_FREE(frame);
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+ memcpy(password_info->ntpassword.hash, nt_hash.data, nt_hash.length);
+ if (lm_hash.length != 0) {
+ if (lm_hash.length != sizeof(password_info->lmpassword.hash)) {
+ TALLOC_FREE(frame);
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+ memcpy(password_info->lmpassword.hash, lm_hash.data, lm_hash.length);
+ }
+
+ logon->password = password_info;
+
+ /* Marshall data and send request */
+
+ status = netlogon_creds_cli_LogonSamLogon(creds_ctx,
+ binding_handle,
+ logon_type,
+ logon,
+ mem_ctx,
+ &validation_level,
+ &validation,
+ authoritative,
+ flags);
if (!NT_STATUS_IS_OK(status)) {
+ TALLOC_FREE(frame);
return status;
}
+ *_validation_level = validation_level;
+ *_validation = validation;
+
+ TALLOC_FREE(frame);
return NT_STATUS_OK;
}
git.samba.org / samba.git / blobdiff