#include "../libcli/auth/schannel.h"
#include "rpc_client/cli_netlogon.h"
#include "rpc_client/cli_pipe.h"
-#include "librpc/gen_ndr/ndr_dcerpc.h"
#include "librpc/rpc/dcerpc.h"
#include "passdb.h"
#include "libsmb/libsmb.h"
-#include "auth/gensec/gensec.h"
#include "../libcli/smb/smbXcli_base.h"
+#include "libcli/auth/netlogon_creds_cli.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_RPC_CLI
-
-/****************************************************************************
- Get a the schannel session key out of an already opened netlogon pipe.
- ****************************************************************************/
-static NTSTATUS get_schannel_session_key_common(struct rpc_pipe_client *netlogon_pipe,
- struct cli_state *cli,
- const char *domain,
- uint32 *pneg_flags)
-{
- enum netr_SchannelType sec_chan_type = 0;
- unsigned char machine_pwd[16];
- const char *machine_account;
- NTSTATUS status;
-
- /* Get the machine account credentials from secrets.tdb. */
- if (!get_trust_pw_hash(domain, machine_pwd, &machine_account,
- &sec_chan_type))
- {
- DEBUG(0, ("get_schannel_session_key: could not fetch "
- "trust account password for domain '%s'\n",
- domain));
- return NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
- }
-
- status = rpccli_netlogon_setup_creds(netlogon_pipe,
- smbXcli_conn_remote_name(cli->conn), /* server name */
- domain, /* domain */
- lp_netbios_name(), /* client name */
- machine_account, /* machine account name */
- machine_pwd,
- sec_chan_type,
- pneg_flags);
-
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(3, ("get_schannel_session_key_common: "
- "rpccli_netlogon_setup_creds failed with result %s "
- "to server %s, domain %s, machine account %s.\n",
- nt_errstr(status), smbXcli_conn_remote_name(cli->conn), domain,
- machine_account ));
- return status;
- }
-
- if (((*pneg_flags) & NETLOGON_NEG_SCHANNEL) == 0) {
- DEBUG(3, ("get_schannel_session_key: Server %s did not offer schannel\n",
- smbXcli_conn_remote_name(cli->conn)));
- return NT_STATUS_INVALID_NETWORK_RESPONSE;
- }
-
- return NT_STATUS_OK;
-}
-
-/****************************************************************************
- Open a named pipe to an SMB server and bind using schannel (bind type 68).
- Fetch the session key ourselves using a temporary netlogon pipe. This
- version uses an ntlmssp auth bound netlogon pipe to get the key.
- ****************************************************************************/
-
-static NTSTATUS get_schannel_session_key_auth_ntlmssp(struct cli_state *cli,
- const char *domain,
- const char *username,
- const char *password,
- uint32 *pneg_flags,
- struct rpc_pipe_client **presult)
-{
- struct rpc_pipe_client *netlogon_pipe = NULL;
- NTSTATUS status;
-
- status = cli_rpc_pipe_open_spnego(
- cli, &ndr_table_netlogon, NCACN_NP,
- GENSEC_OID_NTLMSSP,
- DCERPC_AUTH_LEVEL_PRIVACY,
- smbXcli_conn_remote_name(cli->conn),
- domain, username, password, &netlogon_pipe);
- if (!NT_STATUS_IS_OK(status)) {
- return status;
- }
-
- status = get_schannel_session_key_common(netlogon_pipe, cli, domain,
- pneg_flags);
- if (!NT_STATUS_IS_OK(status)) {
- TALLOC_FREE(netlogon_pipe);
- return status;
- }
-
- *presult = netlogon_pipe;
- return NT_STATUS_OK;
-}
-
-/****************************************************************************
- Open a named pipe to an SMB server and bind using schannel (bind type 68).
- Fetch the session key ourselves using a temporary netlogon pipe. This version
- uses an ntlmssp bind to get the session key.
- ****************************************************************************/
-
-NTSTATUS cli_rpc_pipe_open_ntlmssp_auth_schannel(struct cli_state *cli,
- const struct ndr_interface_table *table,
- enum dcerpc_transport_t transport,
- enum dcerpc_AuthLevel auth_level,
- const char *domain,
- const char *username,
- const char *password,
- struct rpc_pipe_client **presult)
-{
- uint32_t neg_flags = NETLOGON_NEG_AUTH2_ADS_FLAGS |
- NETLOGON_NEG_SUPPORTS_AES;
- struct rpc_pipe_client *netlogon_pipe = NULL;
- struct rpc_pipe_client *result = NULL;
- NTSTATUS status;
-
- status = get_schannel_session_key_auth_ntlmssp(
- cli, domain, username, password, &neg_flags, &netlogon_pipe);
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(0,("cli_rpc_pipe_open_ntlmssp_auth_schannel: failed to get schannel session "
- "key from server %s for domain %s.\n",
- smbXcli_conn_remote_name(cli->conn), domain ));
- return status;
- }
-
- status = cli_rpc_pipe_open_schannel_with_key(
- cli, table, transport, auth_level, domain, &netlogon_pipe->dc,
- &result);
-
- /* Now we've bound using the session key we can close the netlog pipe. */
- TALLOC_FREE(netlogon_pipe);
-
- if (NT_STATUS_IS_OK(status)) {
- *presult = result;
- }
- return status;
-}
-
/****************************************************************************
Open a named pipe to an SMB server and bind using schannel (bind type 68).
Fetch the session key ourselves using a temporary netlogon pipe.
****************************************************************************/
NTSTATUS cli_rpc_pipe_open_schannel(struct cli_state *cli,
+ struct messaging_context *msg_ctx,
const struct ndr_interface_table *table,
enum dcerpc_transport_t transport,
- enum dcerpc_AuthLevel auth_level,
const char *domain,
- struct rpc_pipe_client **presult)
+ struct rpc_pipe_client **presult,
+ TALLOC_CTX *mem_ctx,
+ struct netlogon_creds_cli_context **pcreds)
{
- uint32_t neg_flags = NETLOGON_NEG_AUTH2_ADS_FLAGS |
- NETLOGON_NEG_SUPPORTS_AES;
- struct rpc_pipe_client *netlogon_pipe = NULL;
+ TALLOC_CTX *frame = talloc_stackframe();
+ const char *dc_name = smbXcli_conn_remote_name(cli->conn);
struct rpc_pipe_client *result = NULL;
NTSTATUS status;
+ struct cli_credentials *cli_creds = NULL;
+ struct netlogon_creds_cli_context *netlogon_creds = NULL;
+ struct netlogon_creds_CredentialState *creds = NULL;
+ uint32_t netlogon_flags;
- status = get_schannel_session_key(cli, domain, &neg_flags,
- &netlogon_pipe);
+ status = pdb_get_trust_credentials(domain, NULL,
+ frame, &cli_creds);
if (!NT_STATUS_IS_OK(status)) {
- DEBUG(0,("cli_rpc_pipe_open_schannel: failed to get schannel session "
- "key from server %s for domain %s.\n",
- smbXcli_conn_remote_name(cli->conn), domain ));
+ TALLOC_FREE(frame);
return status;
}
- status = cli_rpc_pipe_open_schannel_with_key(
- cli, table, transport, auth_level, domain, &netlogon_pipe->dc,
- &result);
-
- /* Now we've bound using the session key we can close the netlog pipe. */
- TALLOC_FREE(netlogon_pipe);
-
- if (NT_STATUS_IS_OK(status)) {
- *presult = result;
+ status = rpccli_create_netlogon_creds_ctx(cli_creds,
+ dc_name,
+ msg_ctx,
+ frame,
+ &netlogon_creds);
+ if (!NT_STATUS_IS_OK(status)) {
+ TALLOC_FREE(frame);
+ return status;
}
- return status;
-}
-
-/****************************************************************************
- Open a netlogon pipe and get the schannel session key.
- Now exposed to external callers.
- ****************************************************************************/
-
-
-NTSTATUS get_schannel_session_key(struct cli_state *cli,
- const char *domain,
- uint32 *pneg_flags,
- struct rpc_pipe_client **presult)
-{
- struct rpc_pipe_client *netlogon_pipe = NULL;
- NTSTATUS status;
-
- status = cli_rpc_pipe_open_noauth(cli, &ndr_table_netlogon,
- &netlogon_pipe);
+ status = rpccli_setup_netlogon_creds(cli, transport,
+ netlogon_creds,
+ false, /* force_reauth */
+ cli_creds);
if (!NT_STATUS_IS_OK(status)) {
+ TALLOC_FREE(frame);
return status;
}
- status = get_schannel_session_key_common(netlogon_pipe, cli, domain,
- pneg_flags);
+ status = netlogon_creds_cli_get(netlogon_creds, frame, &creds);
if (!NT_STATUS_IS_OK(status)) {
- TALLOC_FREE(netlogon_pipe);
+ TALLOC_FREE(frame);
return status;
}
- *presult = netlogon_pipe;
+ netlogon_flags = creds->negotiate_flags;
+ TALLOC_FREE(creds);
+
+ if (netlogon_flags & NETLOGON_NEG_AUTHENTICATED_RPC) {
+ status = cli_rpc_pipe_open_schannel_with_creds(cli, table,
+ transport,
+ netlogon_creds,
+ &result);
+ if (!NT_STATUS_IS_OK(status)) {
+ TALLOC_FREE(frame);
+ return status;
+ }
+ } else {
+ status = cli_rpc_pipe_open_noauth(cli, table, &result);
+ if (!NT_STATUS_IS_OK(status)) {
+ TALLOC_FREE(frame);
+ return status;
+ }
+ }
+
+ *presult = result;
+ if (pcreds != NULL) {
+ *pcreds = talloc_move(mem_ctx, &netlogon_creds);
+ }
+
+ TALLOC_FREE(frame);
return NT_STATUS_OK;
}