#include "../libcli/auth/libcli_auth.h"
#include "../libcli/auth/spnego.h"
#include "smb_krb5.h"
-#include "../auth/ntlmssp/ntlmssp.h"
+#include "auth/credentials/credentials.h"
+#include "auth/gensec/gensec.h"
+#include "auth/ntlmssp/ntlmssp.h"
+#include "auth_generic.h"
#include "libads/kerberos_proto.h"
#include "krb5_env.h"
#include "../lib/util/tevent_ntstatus.h"
#include "libsmb/nmblib.h"
#include "librpc/ndr/libndr.h"
#include "../libcli/smb/smbXcli_base.h"
-#include "smb2cli.h"
#define STAR_SMBSERVER "*SMBSERVER"
p = bytes;
cli_state_set_uid(state->cli, SVAL(inhdr, HDR_UID));
- cli->is_guestlogin = ((SVAL(vwv+2, 0) & 1) != 0);
status = smb_bytes_talloc_string(cli,
inhdr,
}
p += ret;
- status = cli_set_username(cli, state->user);
- if (tevent_req_nterror(req, status)) {
- return;
- }
tevent_req_done(req);
}
return tevent_req_simple_recv_ntstatus(req);
}
-static NTSTATUS cli_session_setup_lanman2(struct cli_state *cli, const char *user,
- const char *pass, size_t passlen,
- const char *workgroup)
-{
- TALLOC_CTX *frame = talloc_stackframe();
- struct tevent_context *ev;
- struct tevent_req *req;
- NTSTATUS status = NT_STATUS_NO_MEMORY;
-
- if (smbXcli_conn_has_async_calls(cli->conn)) {
- /*
- * Can't use sync call while an async call is in flight
- */
- status = NT_STATUS_INVALID_PARAMETER;
- goto fail;
- }
- ev = samba_tevent_context_init(frame);
- if (ev == NULL) {
- goto fail;
- }
- req = cli_session_setup_lanman2_send(frame, ev, cli, user, pass, passlen,
- workgroup);
- if (req == NULL) {
- goto fail;
- }
- if (!tevent_req_poll_ntstatus(req, ev, &status)) {
- goto fail;
- }
- status = cli_session_setup_lanman2_recv(req);
- fail:
- TALLOC_FREE(frame);
- return status;
-}
-
/****************************************************************************
Work out suitable capabilities to offer the server.
****************************************************************************/
p = bytes;
cli_state_set_uid(state->cli, SVAL(inhdr, HDR_UID));
- cli->is_guestlogin = ((SVAL(vwv+2, 0) & 1) != 0);
status = smb_bytes_talloc_string(cli,
inhdr,
}
p += ret;
- status = cli_set_username(cli, "");
- if (!NT_STATUS_IS_OK(status)) {
- tevent_req_nterror(req, status);
- return;
- }
tevent_req_done(req);
}
return tevent_req_simple_recv_ntstatus(req);
}
-static NTSTATUS cli_session_setup_guest(struct cli_state *cli)
-{
- TALLOC_CTX *frame = talloc_stackframe();
- struct tevent_context *ev;
- struct tevent_req *req;
- NTSTATUS status = NT_STATUS_OK;
-
- if (smbXcli_conn_has_async_calls(cli->conn)) {
- /*
- * Can't use sync call while an async call is in flight
- */
- status = NT_STATUS_INVALID_PARAMETER;
- goto fail;
- }
-
- ev = samba_tevent_context_init(frame);
- if (ev == NULL) {
- status = NT_STATUS_NO_MEMORY;
- goto fail;
- }
-
- req = cli_session_setup_guest_send(frame, ev, cli);
- if (req == NULL) {
- status = NT_STATUS_NO_MEMORY;
- goto fail;
- }
-
- if (!tevent_req_poll(req, ev)) {
- status = map_nt_error_from_unix(errno);
- goto fail;
- }
-
- status = cli_session_setup_guest_recv(req);
- fail:
- TALLOC_FREE(frame);
- return status;
-}
-
/****************************************************************************
Do a NT1 plaintext session setup.
****************************************************************************/
p = bytes;
cli_state_set_uid(state->cli, SVAL(inhdr, HDR_UID));
- cli->is_guestlogin = ((SVAL(vwv+2, 0) & 1) != 0);
status = smb_bytes_talloc_string(cli,
inhdr,
}
p += ret;
- status = cli_set_username(cli, state->user);
- if (tevent_req_nterror(req, status)) {
- return;
- }
-
tevent_req_done(req);
}
return tevent_req_simple_recv_ntstatus(req);
}
-static NTSTATUS cli_session_setup_plain(struct cli_state *cli,
- const char *user, const char *pass,
- const char *workgroup)
-{
- TALLOC_CTX *frame = talloc_stackframe();
- struct tevent_context *ev;
- struct tevent_req *req;
- NTSTATUS status = NT_STATUS_NO_MEMORY;
-
- if (smbXcli_conn_has_async_calls(cli->conn)) {
- /*
- * Can't use sync call while an async call is in flight
- */
- status = NT_STATUS_INVALID_PARAMETER;
- goto fail;
- }
- ev = samba_tevent_context_init(frame);
- if (ev == NULL) {
- goto fail;
- }
- req = cli_session_setup_plain_send(frame, ev, cli, user, pass,
- workgroup);
- if (req == NULL) {
- goto fail;
- }
- if (!tevent_req_poll_ntstatus(req, ev, &status)) {
- goto fail;
- }
- status = cli_session_setup_plain_recv(req);
- fail:
- TALLOC_FREE(frame);
- return status;
-}
-
/****************************************************************************
do a NT1 NTLM/LM encrypted session setup - for when extended security
is not negotiated.
p = bytes;
cli_state_set_uid(state->cli, SVAL(inhdr, HDR_UID));
- cli->is_guestlogin = ((SVAL(vwv+2, 0) & 1) != 0);
status = smb_bytes_talloc_string(cli,
inhdr,
}
p += ret;
- status = cli_set_username(cli, state->user);
- if (tevent_req_nterror(req, status)) {
- return;
- }
if (smb1cli_conn_activate_signing(cli->conn, state->session_key, state->response)
&& !smb1cli_conn_check_signing(cli->conn, (uint8_t *)in, 1)) {
tevent_req_nterror(req, NT_STATUS_ACCESS_DENIED);
return tevent_req_simple_recv_ntstatus(req);
}
-static NTSTATUS cli_session_setup_nt1(struct cli_state *cli, const char *user,
- const char *pass, size_t passlen,
- const char *ntpass, size_t ntpasslen,
- const char *workgroup)
-{
- TALLOC_CTX *frame = talloc_stackframe();
- struct tevent_context *ev;
- struct tevent_req *req;
- NTSTATUS status = NT_STATUS_NO_MEMORY;
-
- if (smbXcli_conn_has_async_calls(cli->conn)) {
- /*
- * Can't use sync call while an async call is in flight
- */
- status = NT_STATUS_INVALID_PARAMETER;
- goto fail;
- }
- ev = samba_tevent_context_init(frame);
- if (ev == NULL) {
- goto fail;
- }
- req = cli_session_setup_nt1_send(frame, ev, cli, user, pass, passlen,
- ntpass, ntpasslen, workgroup);
- if (req == NULL) {
- goto fail;
- }
- if (!tevent_req_poll_ntstatus(req, ev, &status)) {
- goto fail;
- }
- status = cli_session_setup_nt1_recv(req);
- fail:
- TALLOC_FREE(frame);
- return status;
-}
-
/* The following is calculated from :
* (smb_size-4) = 35
* (smb_wcnt * 2) = 24 (smb_wcnt == 12 in cli_session_setup_blob_send() )
state->inbuf = in;
inhdr = in + NBT_HDR_SIZE;
cli_state_set_uid(state->cli, SVAL(inhdr, HDR_UID));
- cli->is_guestlogin = ((SVAL(vwv+2, 0) & 1) != 0);
blob_length = SVAL(vwv+3, 0);
if (blob_length > num_bytes) {
setenv(KRB5_ENV_CCNAME, "MEMORY:cliconnect", 1);
}
+#endif /* HAVE_KRB5 */
+
/****************************************************************************
- Do a spnego/kerberos encrypted session setup.
+ Do a spnego/NTLMSSP encrypted session setup.
****************************************************************************/
-struct cli_session_setup_kerberos_state {
+struct cli_session_setup_gensec_state {
+ struct tevent_context *ev;
struct cli_state *cli;
- DATA_BLOB negTokenTarg;
- DATA_BLOB session_key_krb5;
- ADS_STATUS ads_status;
+ struct auth_generic_state *auth_generic;
+ bool is_anonymous;
+ DATA_BLOB blob_in;
+ uint8_t *inbuf;
+ struct iovec *recv_iov;
+ DATA_BLOB blob_out;
+ bool local_ready;
+ bool remote_ready;
+ DATA_BLOB session_key;
};
-static void cli_session_setup_kerberos_done(struct tevent_req *subreq);
+static int cli_session_setup_gensec_state_destructor(
+ struct cli_session_setup_gensec_state *state)
+{
+ TALLOC_FREE(state->auth_generic);
+ data_blob_clear_free(&state->session_key);
+ return 0;
+}
+
+static void cli_session_setup_gensec_local_next(struct tevent_req *req);
+static void cli_session_setup_gensec_local_done(struct tevent_req *subreq);
+static void cli_session_setup_gensec_remote_next(struct tevent_req *req);
+static void cli_session_setup_gensec_remote_done(struct tevent_req *subreq);
+static void cli_session_setup_gensec_ready(struct tevent_req *req);
-static struct tevent_req *cli_session_setup_kerberos_send(
+static struct tevent_req *cli_session_setup_gensec_send(
TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli,
- const char *principal)
+ const char *user, const char *pass, const char *domain,
+ enum credentials_use_kerberos krb5_state,
+ const char *target_service,
+ const char *target_hostname,
+ const char *target_principal)
{
- struct tevent_req *req, *subreq;
- struct cli_session_setup_kerberos_state *state;
- int rc;
-
- DEBUG(2,("Doing kerberos session setup\n"));
+ struct tevent_req *req;
+ struct cli_session_setup_gensec_state *state;
+ NTSTATUS status;
+ bool use_spnego_principal = lp_client_use_spnego_principal();
req = tevent_req_create(mem_ctx, &state,
- struct cli_session_setup_kerberos_state);
+ struct cli_session_setup_gensec_state);
if (req == NULL) {
return NULL;
}
+ state->ev = ev;
state->cli = cli;
- state->ads_status = ADS_SUCCESS;
- /*
- * Ok, this is cheating: spnego_gen_krb5_negTokenInit can block if
- * we have to acquire a ticket. To be fixed later :-)
- */
- rc = spnego_gen_krb5_negTokenInit(state, principal, 0, &state->negTokenTarg,
- &state->session_key_krb5, 0, NULL, NULL);
- if (rc) {
- DEBUG(1, ("cli_session_setup_kerberos: "
- "spnego_gen_krb5_negTokenInit failed: %s\n",
- error_message(rc)));
- state->ads_status = ADS_ERROR_KRB5(rc);
- tevent_req_nterror(req, NT_STATUS_UNSUCCESSFUL);
+ talloc_set_destructor(
+ state, cli_session_setup_gensec_state_destructor);
+
+ status = auth_generic_client_prepare(state, &state->auth_generic);
+ if (tevent_req_nterror(req, status)) {
return tevent_req_post(req, ev);
}
-#if 0
- file_save("negTokenTarg.dat", state->negTokenTarg.data,
- state->negTokenTarg.length);
-#endif
+ gensec_want_feature(state->auth_generic->gensec_security,
+ GENSEC_FEATURE_SESSION_KEY);
+ if (cli->use_ccache) {
+ gensec_want_feature(state->auth_generic->gensec_security,
+ GENSEC_FEATURE_NTLM_CCACHE);
+ if (pass != NULL && strlen(pass) == 0) {
+ /*
+ * some callers pass "" as no password
+ *
+ * GENSEC_FEATURE_NTLM_CCACHE only handles
+ * NULL as no password.
+ */
+ pass = NULL;
+ }
+ }
+
+ status = auth_generic_set_username(state->auth_generic, user);
+ if (tevent_req_nterror(req, status)) {
+ return tevent_req_post(req, ev);
+ }
+
+ status = auth_generic_set_domain(state->auth_generic, domain);
+ if (tevent_req_nterror(req, status)) {
+ return tevent_req_post(req, ev);
+ }
+
+ if (cli->pw_nt_hash) {
+ struct samr_Password nt_hash;
+ size_t converted;
+ bool ok;
+
+ if (pass == NULL) {
+ tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER_MIX);
+ return tevent_req_post(req, ev);
+ }
+
+ converted = strhex_to_str((char *)nt_hash.hash,
+ sizeof(nt_hash.hash),
+ pass, strlen(pass));
+ if (converted != sizeof(nt_hash.hash)) {
+ tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER_MIX);
+ return tevent_req_post(req, ev);
+ }
+
+ ok = cli_credentials_set_nt_hash(state->auth_generic->credentials,
+ &nt_hash, CRED_SPECIFIED);
+ if (!ok) {
+ tevent_req_oom(req);
+ return tevent_req_post(req, ev);
+ }
+ } else {
+ status = auth_generic_set_password(state->auth_generic, pass);
+ if (tevent_req_nterror(req, status)) {
+ return tevent_req_post(req, ev);
+ }
+ }
+
+ cli_credentials_set_kerberos_state(state->auth_generic->credentials,
+ krb5_state);
+
+ if (krb5_state == CRED_DONT_USE_KERBEROS) {
+ use_spnego_principal = false;
+ }
+
+ if (target_service != NULL) {
+ status = gensec_set_target_service(
+ state->auth_generic->gensec_security,
+ target_service);
+ if (tevent_req_nterror(req, status)) {
+ return tevent_req_post(req, ev);
+ }
+ }
+
+ if (target_hostname != NULL) {
+ status = gensec_set_target_hostname(
+ state->auth_generic->gensec_security,
+ target_hostname);
+ if (tevent_req_nterror(req, status)) {
+ return tevent_req_post(req, ev);
+ }
+ }
+
+ if (target_principal != NULL) {
+ status = gensec_set_target_principal(
+ state->auth_generic->gensec_security,
+ target_principal);
+ if (tevent_req_nterror(req, status)) {
+ return tevent_req_post(req, ev);
+ }
+ use_spnego_principal = false;
+ } else if (target_service != NULL && target_hostname != NULL) {
+ use_spnego_principal = false;
+ }
+
+ if (use_spnego_principal) {
+ const DATA_BLOB *b;
+ b = smbXcli_conn_server_gss_blob(cli->conn);
+ if (b != NULL) {
+ state->blob_in = *b;
+ }
+ }
+
+ state->is_anonymous = cli_credentials_is_anonymous(state->auth_generic->credentials);
+
+ status = auth_generic_client_start(state->auth_generic,
+ GENSEC_OID_SPNEGO);
+ if (tevent_req_nterror(req, status)) {
+ return tevent_req_post(req, ev);
+ }
if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
state->cli->smb2.session = smbXcli_session_create(cli,
}
}
- subreq = cli_sesssetup_blob_send(state, ev, cli, state->negTokenTarg);
- if (tevent_req_nomem(subreq, req)) {
+ cli_session_setup_gensec_local_next(req);
+ if (!tevent_req_is_in_progress(req)) {
return tevent_req_post(req, ev);
}
- tevent_req_set_callback(subreq, cli_session_setup_kerberos_done, req);
+
return req;
}
-static void cli_session_setup_kerberos_done(struct tevent_req *subreq)
+static void cli_session_setup_gensec_local_next(struct tevent_req *req)
{
- struct tevent_req *req = tevent_req_callback_data(
- subreq, struct tevent_req);
- struct cli_session_setup_kerberos_state *state = tevent_req_data(
- req, struct cli_session_setup_kerberos_state);
- uint8_t *inbuf = NULL;
- struct iovec *recv_iov = NULL;
+ struct cli_session_setup_gensec_state *state =
+ tevent_req_data(req,
+ struct cli_session_setup_gensec_state);
+ struct tevent_req *subreq = NULL;
+
+ if (state->local_ready) {
+ tevent_req_nterror(req, NT_STATUS_INVALID_NETWORK_RESPONSE);
+ return;
+ }
+
+ subreq = gensec_update_send(state, state->ev,
+ state->auth_generic->gensec_security,
+ state->blob_in);
+ if (tevent_req_nomem(subreq, req)) {
+ return;
+ }
+ tevent_req_set_callback(subreq, cli_session_setup_gensec_local_done, req);
+}
+
+static void cli_session_setup_gensec_local_done(struct tevent_req *subreq)
+{
+ struct tevent_req *req =
+ tevent_req_callback_data(subreq,
+ struct tevent_req);
+ struct cli_session_setup_gensec_state *state =
+ tevent_req_data(req,
+ struct cli_session_setup_gensec_state);
NTSTATUS status;
- status = cli_sesssetup_blob_recv(subreq, state,
- NULL, &inbuf, &recv_iov);
+ status = gensec_update_recv(subreq, state, &state->blob_out);
TALLOC_FREE(subreq);
- if (!NT_STATUS_IS_OK(status)) {
+ state->blob_in = data_blob_null;
+ if (!NT_STATUS_IS_OK(status) &&
+ !NT_STATUS_EQUAL(status, NT_STATUS_MORE_PROCESSING_REQUIRED))
+ {
tevent_req_nterror(req, status);
return;
}
- if (smbXcli_conn_protocol(state->cli->conn) >= PROTOCOL_SMB2_02) {
- struct smbXcli_session *session = state->cli->smb2.session;
- status = smb2cli_session_set_session_key(session,
- state->session_key_krb5,
- recv_iov);
- if (tevent_req_nterror(req, status)) {
- return;
- }
- } else {
- struct smbXcli_session *session = state->cli->smb1.session;
-
- status = smb1cli_session_set_session_key(session,
- state->session_key_krb5);
- if (tevent_req_nterror(req, status)) {
- return;
- }
+ if (NT_STATUS_IS_OK(status)) {
+ state->local_ready = true;
+ }
- if (smb1cli_conn_activate_signing(state->cli->conn, state->session_key_krb5,
- data_blob_null)
- && !smb1cli_conn_check_signing(state->cli->conn, inbuf, 1)) {
- tevent_req_nterror(req, NT_STATUS_ACCESS_DENIED);
- return;
- }
+ if (state->local_ready && state->remote_ready) {
+ cli_session_setup_gensec_ready(req);
+ return;
}
- tevent_req_done(req);
+ cli_session_setup_gensec_remote_next(req);
}
-static ADS_STATUS cli_session_setup_kerberos_recv(struct tevent_req *req)
+static void cli_session_setup_gensec_remote_next(struct tevent_req *req)
{
- struct cli_session_setup_kerberos_state *state = tevent_req_data(
- req, struct cli_session_setup_kerberos_state);
- NTSTATUS status;
+ struct cli_session_setup_gensec_state *state =
+ tevent_req_data(req,
+ struct cli_session_setup_gensec_state);
+ struct tevent_req *subreq = NULL;
- if (tevent_req_is_nterror(req, &status)) {
- return ADS_ERROR_NT(status);
+ if (state->remote_ready) {
+ tevent_req_nterror(req, NT_STATUS_INVALID_NETWORK_RESPONSE);
+ return;
+ }
+
+ subreq = cli_sesssetup_blob_send(state, state->ev,
+ state->cli, state->blob_out);
+ if (tevent_req_nomem(subreq, req)) {
+ return;
}
- return state->ads_status;
+ tevent_req_set_callback(subreq,
+ cli_session_setup_gensec_remote_done,
+ req);
}
-static ADS_STATUS cli_session_setup_kerberos(struct cli_state *cli,
- const char *principal)
+static void cli_session_setup_gensec_remote_done(struct tevent_req *subreq)
{
- struct tevent_context *ev;
- struct tevent_req *req;
- ADS_STATUS status = ADS_ERROR_NT(NT_STATUS_NO_MEMORY);
+ struct tevent_req *req =
+ tevent_req_callback_data(subreq,
+ struct tevent_req);
+ struct cli_session_setup_gensec_state *state =
+ tevent_req_data(req,
+ struct cli_session_setup_gensec_state);
+ NTSTATUS status;
- if (smbXcli_conn_has_async_calls(cli->conn)) {
- return ADS_ERROR_NT(NT_STATUS_INVALID_PARAMETER);
- }
- ev = samba_tevent_context_init(talloc_tos());
- if (ev == NULL) {
- goto fail;
- }
- req = cli_session_setup_kerberos_send(ev, ev, cli, principal);
- if (req == NULL) {
- goto fail;
- }
- if (!tevent_req_poll(req, ev)) {
- status = ADS_ERROR_SYSTEM(errno);
- goto fail;
- }
- status = cli_session_setup_kerberos_recv(req);
-fail:
- TALLOC_FREE(ev);
- return status;
-}
-#endif /* HAVE_KRB5 */
+ TALLOC_FREE(state->inbuf);
+ TALLOC_FREE(state->recv_iov);
-/****************************************************************************
- Do a spnego/NTLMSSP encrypted session setup.
-****************************************************************************/
+ status = cli_sesssetup_blob_recv(subreq, state, &state->blob_in,
+ &state->inbuf, &state->recv_iov);
+ TALLOC_FREE(subreq);
+ data_blob_free(&state->blob_out);
+ if (!NT_STATUS_IS_OK(status) &&
+ !NT_STATUS_EQUAL(status, NT_STATUS_MORE_PROCESSING_REQUIRED))
+ {
+ tevent_req_nterror(req, status);
+ return;
+ }
-struct cli_session_setup_ntlmssp_state {
- struct tevent_context *ev;
- struct cli_state *cli;
- struct ntlmssp_state *ntlmssp_state;
- int turn;
- DATA_BLOB blob_out;
-};
+ if (NT_STATUS_IS_OK(status)) {
+ state->remote_ready = true;
+ }
-static int cli_session_setup_ntlmssp_state_destructor(
- struct cli_session_setup_ntlmssp_state *state)
-{
- if (state->ntlmssp_state != NULL) {
- TALLOC_FREE(state->ntlmssp_state);
+ if (state->local_ready && state->remote_ready) {
+ cli_session_setup_gensec_ready(req);
+ return;
}
- return 0;
-}
-static void cli_session_setup_ntlmssp_done(struct tevent_req *req);
+ cli_session_setup_gensec_local_next(req);
+}
-static struct tevent_req *cli_session_setup_ntlmssp_send(
- TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli,
- const char *user, const char *pass, const char *domain)
+static void cli_session_setup_gensec_ready(struct tevent_req *req)
{
- struct tevent_req *req, *subreq;
- struct cli_session_setup_ntlmssp_state *state;
+ struct cli_session_setup_gensec_state *state =
+ tevent_req_data(req,
+ struct cli_session_setup_gensec_state);
+ const char *server_domain = NULL;
NTSTATUS status;
- DATA_BLOB blob_out;
- const char *OIDs_ntlm[] = {OID_NTLMSSP, NULL};
- req = tevent_req_create(mem_ctx, &state,
- struct cli_session_setup_ntlmssp_state);
- if (req == NULL) {
- return NULL;
+ if (state->blob_in.length != 0) {
+ tevent_req_nterror(req, NT_STATUS_INVALID_NETWORK_RESPONSE);
+ return;
}
- state->ev = ev;
- state->cli = cli;
- state->turn = 1;
-
- state->ntlmssp_state = NULL;
- talloc_set_destructor(
- state, cli_session_setup_ntlmssp_state_destructor);
- status = ntlmssp_client_start(state,
- lp_netbios_name(),
- lp_workgroup(),
- lp_client_ntlmv2_auth(),
- &state->ntlmssp_state);
- if (!NT_STATUS_IS_OK(status)) {
- goto fail;
- }
- ntlmssp_want_feature(state->ntlmssp_state,
- NTLMSSP_FEATURE_SESSION_KEY);
- if (cli->use_ccache) {
- ntlmssp_want_feature(state->ntlmssp_state,
- NTLMSSP_FEATURE_CCACHE);
- }
- status = ntlmssp_set_username(state->ntlmssp_state, user);
- if (!NT_STATUS_IS_OK(status)) {
- goto fail;
- }
- status = ntlmssp_set_domain(state->ntlmssp_state, domain);
- if (!NT_STATUS_IS_OK(status)) {
- goto fail;
- }
- if (cli->pw_nt_hash) {
- status = ntlmssp_set_password_hash(state->ntlmssp_state, pass);
- } else {
- status = ntlmssp_set_password(state->ntlmssp_state, pass);
- }
- if (!NT_STATUS_IS_OK(status)) {
- goto fail;
- }
- status = ntlmssp_update(state->ntlmssp_state, data_blob_null,
- &blob_out);
- if (!NT_STATUS_EQUAL(status, NT_STATUS_MORE_PROCESSING_REQUIRED)) {
- goto fail;
+ if (state->blob_out.length != 0) {
+ tevent_req_nterror(req, NT_STATUS_INVALID_NETWORK_RESPONSE);
+ return;
}
- state->blob_out = spnego_gen_negTokenInit(state, OIDs_ntlm, &blob_out, NULL);
- data_blob_free(&blob_out);
-
- if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
- state->cli->smb2.session = smbXcli_session_create(cli,
- cli->conn);
- if (tevent_req_nomem(state->cli->smb2.session, req)) {
- return tevent_req_post(req, ev);
+ /*
+ * gensec_ntlmssp_server_domain() returns NULL
+ * if NTLMSSP is not used.
+ *
+ * We can remove this later
+ * and leave the server domain empty for SMB2 and above
+ * in future releases.
+ */
+ server_domain = gensec_ntlmssp_server_domain(
+ state->auth_generic->gensec_security);
+
+ if (state->cli->server_domain[0] == '\0' && server_domain != NULL) {
+ TALLOC_FREE(state->cli->server_domain);
+ state->cli->server_domain = talloc_strdup(state->cli,
+ server_domain);
+ if (state->cli->server_domain == NULL) {
+ tevent_req_nterror(req, NT_STATUS_NO_MEMORY);
+ return;
}
}
- subreq = cli_sesssetup_blob_send(state, ev, cli, state->blob_out);
- if (tevent_req_nomem(subreq, req)) {
- return tevent_req_post(req, ev);
+ status = gensec_session_key(state->auth_generic->gensec_security,
+ state, &state->session_key);
+ if (tevent_req_nterror(req, status)) {
+ return;
}
- tevent_req_set_callback(subreq, cli_session_setup_ntlmssp_done, req);
- return req;
-fail:
- tevent_req_nterror(req, status);
- return tevent_req_post(req, ev);
-}
-
-static void cli_session_setup_ntlmssp_done(struct tevent_req *subreq)
-{
- struct tevent_req *req = tevent_req_callback_data(
- subreq, struct tevent_req);
- struct cli_session_setup_ntlmssp_state *state = tevent_req_data(
- req, struct cli_session_setup_ntlmssp_state);
- DATA_BLOB blob_in, msg_in, blob_out;
- uint8_t *inbuf = NULL;
- struct iovec *recv_iov = NULL;
- bool parse_ret;
- NTSTATUS status;
- status = cli_sesssetup_blob_recv(subreq, talloc_tos(), &blob_in,
- &inbuf, &recv_iov);
- TALLOC_FREE(subreq);
- data_blob_free(&state->blob_out);
+ if (smbXcli_conn_protocol(state->cli->conn) >= PROTOCOL_SMB2_02) {
+ struct smbXcli_session *session = state->cli->smb2.session;
- if (NT_STATUS_IS_OK(status)) {
- if (state->cli->server_domain[0] == '\0') {
- TALLOC_FREE(state->cli->server_domain);
- state->cli->server_domain = talloc_strdup(state->cli,
- state->ntlmssp_state->server.netbios_domain);
- if (state->cli->server_domain == NULL) {
- tevent_req_nterror(req, NT_STATUS_NO_MEMORY);
- return;
- }
+ if (state->is_anonymous) {
+ /*
+ * Windows server does not set the
+ * SMB2_SESSION_FLAG_IS_GUEST nor
+ * SMB2_SESSION_FLAG_IS_NULL flag.
+ *
+ * This fix makes sure we do not try
+ * to verify a signature on the final
+ * session setup response.
+ */
+ tevent_req_done(req);
+ return;
}
- if (smbXcli_conn_protocol(state->cli->conn) >= PROTOCOL_SMB2_02) {
- struct smbXcli_session *session = state->cli->smb2.session;
-
- if (ntlmssp_is_anonymous(state->ntlmssp_state)) {
- /*
- * Windows server does not set the
- * SMB2_SESSION_FLAG_IS_GUEST nor
- * SMB2_SESSION_FLAG_IS_NULL flag.
- *
- * This fix makes sure we do not try
- * to verify a signature on the final
- * session setup response.
- */
- TALLOC_FREE(state->ntlmssp_state);
- tevent_req_done(req);
- return;
- }
+ status = smb2cli_session_set_session_key(session,
+ state->session_key,
+ state->recv_iov);
+ if (tevent_req_nterror(req, status)) {
+ return;
+ }
+ } else {
+ struct smbXcli_session *session = state->cli->smb1.session;
+ bool active;
- status = smb2cli_session_set_session_key(session,
- state->ntlmssp_state->session_key,
- recv_iov);
- if (tevent_req_nterror(req, status)) {
- return;
- }
- } else {
- struct smbXcli_session *session = state->cli->smb1.session;
+ status = smb1cli_session_set_session_key(session,
+ state->session_key);
+ if (tevent_req_nterror(req, status)) {
+ return;
+ }
- status = smb1cli_session_set_session_key(session,
- state->ntlmssp_state->session_key);
- if (tevent_req_nterror(req, status)) {
- return;
- }
+ active = smb1cli_conn_activate_signing(state->cli->conn,
+ state->session_key,
+ data_blob_null);
+ if (active) {
+ bool ok;
- if (smb1cli_conn_activate_signing(
- state->cli->conn, state->ntlmssp_state->session_key,
- data_blob_null)
- && !smb1cli_conn_check_signing(state->cli->conn, inbuf, 1)) {
+ ok = smb1cli_conn_check_signing(state->cli->conn,
+ state->inbuf, 1);
+ if (!ok) {
tevent_req_nterror(req, NT_STATUS_ACCESS_DENIED);
return;
}
}
- TALLOC_FREE(state->ntlmssp_state);
- tevent_req_done(req);
- return;
- }
- if (!NT_STATUS_EQUAL(status, NT_STATUS_MORE_PROCESSING_REQUIRED)) {
- tevent_req_nterror(req, status);
- return;
- }
-
- if (blob_in.length == 0) {
- tevent_req_nterror(req, NT_STATUS_UNSUCCESSFUL);
- return;
- }
-
- if ((state->turn == 1)
- && NT_STATUS_EQUAL(status, NT_STATUS_MORE_PROCESSING_REQUIRED)) {
- DATA_BLOB tmp_blob = data_blob_null;
- /* the server might give us back two challenges */
- parse_ret = spnego_parse_challenge(state, blob_in, &msg_in,
- &tmp_blob);
- data_blob_free(&tmp_blob);
- } else {
- parse_ret = spnego_parse_auth_response(state, blob_in, status,
- OID_NTLMSSP, &msg_in);
- }
- state->turn += 1;
-
- if (!parse_ret) {
- DEBUG(3,("Failed to parse auth response\n"));
- if (NT_STATUS_IS_OK(status)
- || NT_STATUS_EQUAL(status,
- NT_STATUS_MORE_PROCESSING_REQUIRED)) {
- tevent_req_nterror(
- req, NT_STATUS_INVALID_NETWORK_RESPONSE);
- return;
- }
- }
-
- status = ntlmssp_update(state->ntlmssp_state, msg_in, &blob_out);
-
- if (!NT_STATUS_IS_OK(status)
- && !NT_STATUS_EQUAL(status, NT_STATUS_MORE_PROCESSING_REQUIRED)) {
- TALLOC_FREE(state->ntlmssp_state);
- tevent_req_nterror(req, status);
- return;
- }
-
- state->blob_out = spnego_gen_auth(state, blob_out);
- if (tevent_req_nomem(state->blob_out.data, req)) {
- return;
}
- subreq = cli_sesssetup_blob_send(state, state->ev, state->cli,
- state->blob_out);
- if (tevent_req_nomem(subreq, req)) {
- return;
- }
- tevent_req_set_callback(subreq, cli_session_setup_ntlmssp_done, req);
+ tevent_req_done(req);
}
-static NTSTATUS cli_session_setup_ntlmssp_recv(struct tevent_req *req)
+static NTSTATUS cli_session_setup_gensec_recv(struct tevent_req *req)
{
- struct cli_session_setup_ntlmssp_state *state = tevent_req_data(
- req, struct cli_session_setup_ntlmssp_state);
+ struct cli_session_setup_gensec_state *state =
+ tevent_req_data(req,
+ struct cli_session_setup_gensec_state);
NTSTATUS status;
if (tevent_req_is_nterror(req, &status)) {
return NT_STATUS_OK;
}
-static NTSTATUS cli_session_setup_ntlmssp(struct cli_state *cli,
- const char *user,
- const char *pass,
- const char *domain)
-{
- struct tevent_context *ev;
- struct tevent_req *req;
- NTSTATUS status = NT_STATUS_NO_MEMORY;
-
- if (smbXcli_conn_has_async_calls(cli->conn)) {
- return NT_STATUS_INVALID_PARAMETER;
- }
- ev = samba_tevent_context_init(talloc_tos());
- if (ev == NULL) {
- goto fail;
- }
- req = cli_session_setup_ntlmssp_send(ev, ev, cli, user, pass, domain);
- if (req == NULL) {
- goto fail;
- }
- if (!tevent_req_poll_ntstatus(req, ev, &status)) {
- goto fail;
- }
- status = cli_session_setup_ntlmssp_recv(req);
-fail:
- TALLOC_FREE(ev);
- return status;
-}
-
#ifdef HAVE_KRB5
static char *cli_session_setup_get_principal(
char *principal = NULL;
if (!lp_client_use_spnego_principal() ||
- strequal(principal, ADS_IGNORE_PRINCIPAL)) {
+ strequal(spnego_principal, ADS_IGNORE_PRINCIPAL)) {
spnego_principal = NULL;
}
if (spnego_principal != NULL) {
}
#endif
+static char *cli_session_setup_get_account(TALLOC_CTX *mem_ctx,
+ const char *principal)
+{
+ char *account, *p;
+
+ account = talloc_strdup(mem_ctx, principal);
+ if (account == NULL) {
+ return NULL;
+ }
+ p = strchr_m(account, '@');
+ if (p != NULL) {
+ *p = '\0';
+ }
+ return account;
+}
+
/****************************************************************************
Do a spnego encrypted session setup.
dest_realm: The realm we're connecting to, if NULL we use our default realm.
****************************************************************************/
-static ADS_STATUS cli_session_setup_spnego(struct cli_state *cli,
- const char *user,
- const char *pass,
- const char *user_domain,
- const char * dest_realm)
+struct cli_session_setup_spnego_state {
+ struct tevent_context *ev;
+ struct cli_state *cli;
+ const char *target_hostname;
+ const char *user;
+ const char *account;
+ const char *pass;
+ const char *user_domain;
+ const char *dest_realm;
+ ADS_STATUS result;
+};
+
+#ifdef HAVE_KRB5
+static void cli_session_setup_spnego_done_krb(struct tevent_req *subreq);
+#endif
+
+static void cli_session_setup_spnego_done_ntlmssp(struct tevent_req *subreq);
+
+static struct tevent_req *cli_session_setup_spnego_send(
+ TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli,
+ const char *user, const char *pass, const char *user_domain)
{
+ struct tevent_req *req, *subreq;
+ struct cli_session_setup_spnego_state *state;
char *principal = NULL;
char *OIDs[ASN1_MAX_OIDS];
int i;
+ const char *dest_realm = cli_state_remote_realm(cli);
const DATA_BLOB *server_blob;
- char *p;
- char *account = NULL;
- NTSTATUS status;
+ req = tevent_req_create(mem_ctx, &state,
+ struct cli_session_setup_spnego_state);
+ if (req == NULL) {
+ return NULL;
+ }
+ state->ev = ev;
+ state->cli = cli;
+ state->user = user;
+ state->pass = pass;
+ state->user_domain = user_domain;
+ state->dest_realm = dest_realm;
+
+ state->account = cli_session_setup_get_account(state, user);
+ if (tevent_req_nomem(state->account, req)) {
+ return tevent_req_post(req, ev);
+ }
+
+ state->target_hostname = smbXcli_conn_remote_name(cli->conn);
server_blob = smbXcli_conn_server_gss_blob(cli->conn);
DEBUG(3,("Doing spnego session setup (blob length=%lu)\n",
* negprot reply. It is WRONG to depend on the principal sent in the
* negprot reply, but right now we do it. If we don't receive one,
* we try to best guess, then fall back to NTLM. */
- if (!spnego_parse_negTokenInit(talloc_tos(), *server_blob, OIDs,
+ if (!spnego_parse_negTokenInit(state, *server_blob, OIDs,
&principal, NULL) ||
OIDs[0] == NULL) {
- return ADS_ERROR_NT(NT_STATUS_INVALID_PARAMETER);
+ state->result = ADS_ERROR_NT(NT_STATUS_INVALID_PARAMETER);
+ tevent_req_done(req);
+ return tevent_req_post(req, ev);
}
/* make sure the server understands kerberos */
DEBUG(3,("got principal=%s\n", principal ? principal : "<null>"));
- status = cli_set_username(cli, user);
- if (!NT_STATUS_IS_OK(status)) {
- TALLOC_FREE(principal);
- return ADS_ERROR_NT(status);
- }
-
#ifdef HAVE_KRB5
/* If password is set we reauthenticate to kerberos server
* and do not store results */
if (user && *user && cli->got_kerberos_mechanism && cli->use_kerberos) {
- ADS_STATUS rc;
- const char *remote_name = smbXcli_conn_remote_name(cli->conn);
char *tmp;
+ tmp = cli_session_setup_get_principal(
+ talloc_tos(), principal, state->target_hostname, dest_realm);
+ TALLOC_FREE(principal);
+ principal = tmp;
+
if (pass && *pass) {
int ret;
ret = kerberos_kinit_password(user, pass, 0 /* no time correction for now */, NULL);
if (ret){
+ DEBUG(0, ("Kinit for %s to access %s failed: %s\n", user, principal, error_message(ret)));
TALLOC_FREE(principal);
- DEBUG(0, ("Kinit failed: %s\n", error_message(ret)));
if (cli->fallback_after_kerberos)
goto ntlmssp;
- return ADS_ERROR_KRB5(ret);
+ state->result = ADS_ERROR_KRB5(ret);
+ tevent_req_done(req);
+ return tevent_req_post(req, ev);
}
}
- tmp = cli_session_setup_get_principal(
- talloc_tos(), principal, remote_name, dest_realm);
- TALLOC_FREE(principal);
- principal = tmp;
-
if (principal) {
- rc = cli_session_setup_kerberos(cli, principal);
- if (ADS_ERR_OK(rc) || !cli->fallback_after_kerberos) {
- TALLOC_FREE(principal);
- return rc;
+ subreq = cli_session_setup_gensec_send(
+ state, ev, cli,
+ state->account, pass, user_domain,
+ CRED_MUST_USE_KERBEROS,
+ "cifs", state->target_hostname, principal);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
}
+ tevent_req_set_callback(
+ subreq, cli_session_setup_spnego_done_krb,
+ req);
+ return req;
}
}
#endif
- TALLOC_FREE(principal);
-
ntlmssp:
-
- account = talloc_strdup(talloc_tos(), user);
- if (!account) {
- return ADS_ERROR_NT(NT_STATUS_NO_MEMORY);
+ subreq = cli_session_setup_gensec_send(
+ state, state->ev, state->cli,
+ state->account, state->pass, state->user_domain,
+ CRED_DONT_USE_KERBEROS,
+ "cifs", state->target_hostname, NULL);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
}
+ tevent_req_set_callback(
+ subreq, cli_session_setup_spnego_done_ntlmssp, req);
+ return req;
+}
+
+#ifdef HAVE_KRB5
+static void cli_session_setup_spnego_done_krb(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct cli_session_setup_spnego_state *state = tevent_req_data(
+ req, struct cli_session_setup_spnego_state);
+ NTSTATUS status;
- /* when falling back to ntlmssp while authenticating with a machine
- * account strip off the realm - gd */
+ status = cli_session_setup_gensec_recv(subreq);
+ TALLOC_FREE(subreq);
+ state->result = ADS_ERROR_NT(status);
- if ((p = strchr_m(account, '@')) != NULL) {
- *p = '\0';
+ if (ADS_ERR_OK(state->result) ||
+ !state->cli->fallback_after_kerberos) {
+ tevent_req_done(req);
+ return;
}
- status = cli_session_setup_ntlmssp(cli, account, pass, user_domain);
- TALLOC_FREE(account);
- return ADS_ERROR_NT(status);
+ subreq = cli_session_setup_gensec_send(
+ state, state->ev, state->cli,
+ state->account, state->pass, state->user_domain,
+ CRED_DONT_USE_KERBEROS,
+ "cifs", state->target_hostname, NULL);
+ if (tevent_req_nomem(subreq, req)) {
+ return;
+ }
+ tevent_req_set_callback(subreq, cli_session_setup_spnego_done_ntlmssp,
+ req);
}
+#endif
-/****************************************************************************
- Send a session setup. The username and workgroup is in UNIX character
- format and must be converted to DOS codepage format before sending. If the
- password is in plaintext, the same should be done.
-****************************************************************************/
-
-NTSTATUS cli_session_setup(struct cli_state *cli,
- const char *user,
- const char *pass, int passlen,
- const char *ntpass, int ntpasslen,
- const char *workgroup)
+static void cli_session_setup_spnego_done_ntlmssp(struct tevent_req *subreq)
{
- char *p;
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct cli_session_setup_spnego_state *state = tevent_req_data(
+ req, struct cli_session_setup_spnego_state);
+ NTSTATUS status;
+
+ status = cli_session_setup_gensec_recv(subreq);
+ TALLOC_FREE(subreq);
+ state->result = ADS_ERROR_NT(status);
+ tevent_req_done(req);
+}
+
+static ADS_STATUS cli_session_setup_spnego_recv(struct tevent_req *req)
+{
+ struct cli_session_setup_spnego_state *state = tevent_req_data(
+ req, struct cli_session_setup_spnego_state);
+
+ return state->result;
+}
+
+struct cli_session_setup_state {
+ uint8_t dummy;
+};
+
+static void cli_session_setup_done_lanman2(struct tevent_req *subreq);
+static void cli_session_setup_done_spnego(struct tevent_req *subreq);
+static void cli_session_setup_done_guest(struct tevent_req *subreq);
+static void cli_session_setup_done_plain(struct tevent_req *subreq);
+static void cli_session_setup_done_nt1(struct tevent_req *subreq);
+
+/****************************************************************************
+ Send a session setup. The username and workgroup is in UNIX character
+ format and must be converted to DOS codepage format before sending. If the
+ password is in plaintext, the same should be done.
+****************************************************************************/
+
+struct tevent_req *cli_session_setup_send(TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ struct cli_state *cli,
+ const char *user,
+ const char *pass, int passlen,
+ const char *ntpass, int ntpasslen,
+ const char *workgroup)
+{
+ struct tevent_req *req, *subreq;
+ struct cli_session_setup_state *state;
+ char *p;
char *user2;
uint16_t sec_mode = smb1cli_conn_server_security_mode(cli->conn);
+ req = tevent_req_create(mem_ctx, &state,
+ struct cli_session_setup_state);
+ if (req == NULL) {
+ return NULL;
+ }
+
if (user) {
- user2 = talloc_strdup(talloc_tos(), user);
+ user2 = talloc_strdup(state, user);
} else {
- user2 = talloc_strdup(talloc_tos(), "");
+ user2 = talloc_strdup(state, "");
}
if (user2 == NULL) {
- return NT_STATUS_NO_MEMORY;
+ tevent_req_oom(req);
+ return tevent_req_post(req, ev);
}
if (!workgroup) {
*p = 0;
user = p+1;
if (!strupper_m(user2)) {
- return NT_STATUS_INVALID_PARAMETER;
+ tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER);
+ return tevent_req_post(req, ev);
}
workgroup = user2;
}
if (smbXcli_conn_protocol(cli->conn) < PROTOCOL_LANMAN1) {
- return NT_STATUS_OK;
+ tevent_req_done(req);
+ return tevent_req_post(req, ev);
}
/* now work out what sort of session setup we are going to
if (!lp_client_lanman_auth() && passlen != 24 && (*pass)) {
DEBUG(1, ("Server requested LM password but 'client lanman auth = no'"
" or 'client ntlmv2 auth = yes'\n"));
- return NT_STATUS_ACCESS_DENIED;
+ tevent_req_nterror(req, NT_STATUS_ACCESS_DENIED);
+ return tevent_req_post(req, ev);
}
if ((sec_mode & NEGOTIATE_SECURITY_CHALLENGE_RESPONSE) == 0 &&
!lp_client_plaintext_auth() && (*pass)) {
DEBUG(1, ("Server requested PLAINTEXT password but 'client plaintext auth = no'"
" or 'client ntlmv2 auth = yes'\n"));
- return NT_STATUS_ACCESS_DENIED;
+ tevent_req_nterror(req, NT_STATUS_ACCESS_DENIED);
+ return tevent_req_post(req, ev);
}
- return cli_session_setup_lanman2(cli, user, pass, passlen,
- workgroup);
+ subreq = cli_session_setup_lanman2_send(
+ state, ev, cli, user, pass, passlen, workgroup);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
+ }
+ tevent_req_set_callback(subreq, cli_session_setup_done_lanman2,
+ req);
+ return req;
}
if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
- const char *remote_realm = cli_state_remote_realm(cli);
- ADS_STATUS status = cli_session_setup_spnego(cli, user, pass,
- workgroup,
- remote_realm);
- if (!ADS_ERR_OK(status)) {
- DEBUG(3, ("SMB2-SPNEGO login failed: %s\n", ads_errstr(status)));
- return ads_ntstatus(status);
+ subreq = cli_session_setup_spnego_send(
+ state, ev, cli, user, pass, workgroup);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
}
- return NT_STATUS_OK;
+ tevent_req_set_callback(subreq, cli_session_setup_done_spnego,
+ req);
+ return req;
}
/* if no user is supplied then we have to do an anonymous connection.
passwords are ignored */
- if (!user || !*user)
- return cli_session_setup_guest(cli);
+ if (!user || !*user) {
+ subreq = cli_session_setup_guest_send(state, ev, cli);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
+ }
+ tevent_req_set_callback(subreq, cli_session_setup_done_guest,
+ req);
+ return req;
+ }
/* if the server is share level then send a plaintext null
password at this point. The password is sent in the tree
connect */
- if ((sec_mode & NEGOTIATE_SECURITY_USER_LEVEL) == 0)
- return cli_session_setup_plain(cli, user, "", workgroup);
+ if ((sec_mode & NEGOTIATE_SECURITY_USER_LEVEL) == 0) {
+ subreq = cli_session_setup_plain_send(
+ state, ev, cli, user, "", workgroup);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
+ }
+ tevent_req_set_callback(subreq, cli_session_setup_done_plain,
+ req);
+ return req;
+ }
/* if the server doesn't support encryption then we have to use
plaintext. The second password is ignored */
if (!lp_client_plaintext_auth() && (*pass)) {
DEBUG(1, ("Server requested PLAINTEXT password but 'client plaintext auth = no'"
" or 'client ntlmv2 auth = yes'\n"));
- return NT_STATUS_ACCESS_DENIED;
+ tevent_req_nterror(req, NT_STATUS_ACCESS_DENIED);
+ return tevent_req_post(req, ev);
+ }
+ subreq = cli_session_setup_plain_send(
+ state, ev, cli, user, pass, workgroup);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
}
- return cli_session_setup_plain(cli, user, pass, workgroup);
+ tevent_req_set_callback(subreq, cli_session_setup_done_plain,
+ req);
+ return req;
}
/* if the server supports extended security then use SPNEGO */
if (smb1cli_conn_capabilities(cli->conn) & CAP_EXTENDED_SECURITY) {
- const char *remote_realm = cli_state_remote_realm(cli);
- ADS_STATUS status = cli_session_setup_spnego(cli, user, pass,
- workgroup,
- remote_realm);
- if (!ADS_ERR_OK(status)) {
- DEBUG(3, ("SPNEGO login failed: %s\n", ads_errstr(status)));
- return ads_ntstatus(status);
+ subreq = cli_session_setup_spnego_send(
+ state, ev, cli, user, pass, workgroup);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
}
+ tevent_req_set_callback(subreq, cli_session_setup_done_spnego,
+ req);
+ return req;
} else {
- NTSTATUS status;
-
/* otherwise do a NT1 style session setup */
- status = cli_session_setup_nt1(cli, user, pass, passlen,
- ntpass, ntpasslen, workgroup);
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(3,("cli_session_setup: NT1 session setup "
- "failed: %s\n", nt_errstr(status)));
- return status;
+ if (lp_client_ntlmv2_auth() && lp_client_use_spnego()) {
+ /*
+ * Don't send an NTLMv2 response without NTLMSSP
+ * if we want to use spnego support
+ */
+ DEBUG(1, ("Server does not support EXTENDED_SECURITY "
+ " but 'client use spnego = yes"
+ " and 'client ntlmv2 auth = yes'\n"));
+ tevent_req_nterror(req, NT_STATUS_ACCESS_DENIED);
+ return tevent_req_post(req, ev);
+ }
+
+ subreq = cli_session_setup_nt1_send(
+ state, ev, cli, user, pass, passlen, ntpass, ntpasslen,
+ workgroup);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
}
+ tevent_req_set_callback(subreq, cli_session_setup_done_nt1,
+ req);
+ return req;
}
- return NT_STATUS_OK;
+ tevent_req_done(req);
+ return tevent_req_post(req, ev);
+}
+
+static void cli_session_setup_done_lanman2(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ NTSTATUS status;
+
+ status = cli_session_setup_lanman2_recv(subreq);
+ TALLOC_FREE(subreq);
+ if (!NT_STATUS_IS_OK(status)) {
+ tevent_req_nterror(req, status);
+ return;
+ }
+ tevent_req_done(req);
+}
+
+static void cli_session_setup_done_spnego(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ ADS_STATUS status;
+
+ status = cli_session_setup_spnego_recv(subreq);
+ TALLOC_FREE(subreq);
+ if (!ADS_ERR_OK(status)) {
+ DEBUG(3, ("SPNEGO login failed: %s\n", ads_errstr(status)));
+ tevent_req_nterror(req, ads_ntstatus(status));
+ return;
+ }
+ tevent_req_done(req);
+}
+
+static void cli_session_setup_done_guest(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ NTSTATUS status;
+
+ status = cli_session_setup_guest_recv(subreq);
+ TALLOC_FREE(subreq);
+ if (!NT_STATUS_IS_OK(status)) {
+ tevent_req_nterror(req, status);
+ return;
+ }
+ tevent_req_done(req);
+}
+
+static void cli_session_setup_done_plain(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ NTSTATUS status;
+
+ status = cli_session_setup_plain_recv(subreq);
+ TALLOC_FREE(subreq);
+ if (!NT_STATUS_IS_OK(status)) {
+ tevent_req_nterror(req, status);
+ return;
+ }
+ tevent_req_done(req);
+}
+
+static void cli_session_setup_done_nt1(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ NTSTATUS status;
+
+ status = cli_session_setup_nt1_recv(subreq);
+ TALLOC_FREE(subreq);
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(3, ("cli_session_setup: NT1 session setup "
+ "failed: %s\n", nt_errstr(status)));
+ tevent_req_nterror(req, status);
+ return;
+ }
+ tevent_req_done(req);
+}
+
+NTSTATUS cli_session_setup_recv(struct tevent_req *req)
+{
+ return tevent_req_simple_recv_ntstatus(req);
+}
+
+NTSTATUS cli_session_setup(struct cli_state *cli,
+ const char *user,
+ const char *pass, int passlen,
+ const char *ntpass, int ntpasslen,
+ const char *workgroup)
+{
+ struct tevent_context *ev;
+ struct tevent_req *req;
+ NTSTATUS status = NT_STATUS_NO_MEMORY;
+
+ if (smbXcli_conn_has_async_calls(cli->conn)) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+ ev = samba_tevent_context_init(talloc_tos());
+ if (ev == NULL) {
+ goto fail;
+ }
+ req = cli_session_setup_send(ev, ev, cli, user, pass, passlen,
+ ntpass, ntpasslen, workgroup);
+ if (req == NULL) {
+ goto fail;
+ }
+ if (!tevent_req_poll_ntstatus(req, ev, &status)) {
+ goto fail;
+ }
+ status = cli_session_setup_recv(req);
+ fail:
+ TALLOC_FREE(ev);
+ return status;
}
/****************************************************************************
static void cli_ulogoff_done(struct tevent_req *subreq);
-struct tevent_req *cli_ulogoff_send(TALLOC_CTX *mem_ctx,
+static struct tevent_req *cli_ulogoff_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli)
{
tevent_req_done(req);
}
-NTSTATUS cli_ulogoff_recv(struct tevent_req *req)
+static NTSTATUS cli_ulogoff_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
struct tevent_req *req;
NTSTATUS status = NT_STATUS_NO_MEMORY;
+ if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
+ status = smb2cli_logoff(cli->conn,
+ cli->timeout,
+ cli->smb2.session);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+ smb2cli_session_set_id_and_flags(cli->smb2.session,
+ UINT64_MAX, 0);
+ return NT_STATUS_OK;
+ }
+
if (smbXcli_conn_has_async_calls(cli->conn)) {
return NT_STATUS_INVALID_PARAMETER;
}
* Non-encrypted passwords - convert to DOS codepage
* before using.
*/
- tmp_pass = talloc_array(talloc_tos(), uint8, 0);
+ tmp_pass = talloc_array(talloc_tos(), uint8_t, 0);
if (tevent_req_nomem(tmp_pass, req)) {
return tevent_req_post(req, ev);
}
* Avoids issues when connecting to Win9x boxes sharing files
*/
- cli->dfsroot = false;
-
if ((wct > 2) && (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_LANMAN2)) {
optional_support = SVAL(vwv+2, 0);
}
- if (optional_support & SMB_SHARE_IN_DFS) {
- cli->dfsroot = true;
- }
-
if (optional_support & SMB_EXTENDED_SIGNATURES) {
smb1cli_session_protect_session_key(cli->smb1.session);
}
- cli_state_set_tid(cli, SVAL(inhdr, HDR_TID));
+ smb1cli_tcon_set_values(state->cli->smb1.tcon,
+ SVAL(inhdr, HDR_TID),
+ optional_support,
+ 0, /* maximal_access */
+ 0, /* guest_maximal_access */
+ NULL, /* service */
+ NULL); /* fs_type */
+
tevent_req_done(req);
}
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev;
struct tevent_req *req;
- NTSTATUS status = NT_STATUS_OK;
+ NTSTATUS status = NT_STATUS_NO_MEMORY;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
- status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_tcon_andx_send(frame, ev, cli, share, dev, pass, passlen);
if (req == NULL) {
- status = NT_STATUS_NO_MEMORY;
goto fail;
}
- if (!tevent_req_poll(req, ev)) {
- status = map_nt_error_from_unix(errno);
+ if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
return status;
}
-NTSTATUS cli_tree_connect(struct cli_state *cli, const char *share,
- const char *dev, const char *pass, int passlen)
-{
- NTSTATUS status;
- uint16_t max_xmit = 0;
- uint16_t tid = 0;
+struct cli_tree_connect_state {
+ struct cli_state *cli;
+};
- cli->share = talloc_strdup(cli, share);
- if (!cli->share) {
- return NT_STATUS_NO_MEMORY;
- }
+static struct tevent_req *cli_raw_tcon_send(
+ TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli,
+ const char *service, const char *pass, const char *dev);
+static NTSTATUS cli_raw_tcon_recv(struct tevent_req *req,
+ uint16_t *max_xmit, uint16_t *tid);
- if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
- return smb2cli_tcon(cli, share);
- }
+static void cli_tree_connect_smb2_done(struct tevent_req *subreq);
+static void cli_tree_connect_andx_done(struct tevent_req *subreq);
+static void cli_tree_connect_raw_done(struct tevent_req *subreq);
- if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_LANMAN1) {
- return cli_tcon_andx(cli, share, dev, pass, passlen);
- }
+static struct tevent_req *cli_tree_connect_send(
+ TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli,
+ const char *share, const char *dev, const char *pass, int passlen)
+{
+ struct tevent_req *req, *subreq;
+ struct cli_tree_connect_state *state;
- status = cli_raw_tcon(cli, share, pass, dev, &max_xmit, &tid);
- if (!NT_STATUS_IS_OK(status)) {
- return status;
+ req = tevent_req_create(mem_ctx, &state,
+ struct cli_tree_connect_state);
+ if (req == NULL) {
+ return NULL;
}
+ state->cli = cli;
- cli_state_set_tid(cli, tid);
-
- return NT_STATUS_OK;
-}
+ cli->share = talloc_strdup(cli, share);
+ if (tevent_req_nomem(cli->share, req)) {
+ return tevent_req_post(req, ev);
+ }
-/****************************************************************************
- Send a tree disconnect.
-****************************************************************************/
+ if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
+ char *unc;
-struct cli_tdis_state {
- struct cli_state *cli;
-};
+ cli->smb2.tcon = smbXcli_tcon_create(cli);
+ if (tevent_req_nomem(cli->smb2.tcon, req)) {
+ return tevent_req_post(req, ev);
+ }
-static void cli_tdis_done(struct tevent_req *subreq);
+ unc = talloc_asprintf(state, "\\\\%s\\%s",
+ smbXcli_conn_remote_name(cli->conn),
+ share);
+ if (tevent_req_nomem(unc, req)) {
+ return tevent_req_post(req, ev);
+ }
-struct tevent_req *cli_tdis_send(TALLOC_CTX *mem_ctx,
- struct tevent_context *ev,
- struct cli_state *cli)
-{
- struct tevent_req *req, *subreq;
- struct cli_tdis_state *state;
+ subreq = smb2cli_tcon_send(state, ev, cli->conn, cli->timeout,
+ cli->smb2.session, cli->smb2.tcon,
+ 0, /* flags */
+ unc);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
+ }
+ tevent_req_set_callback(subreq, cli_tree_connect_smb2_done,
+ req);
+ return req;
+ }
- req = tevent_req_create(mem_ctx, &state, struct cli_tdis_state);
- if (req == NULL) {
- return NULL;
+ if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_LANMAN1) {
+ subreq = cli_tcon_andx_send(state, ev, cli, share, dev,
+ pass, passlen);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
+ }
+ tevent_req_set_callback(subreq, cli_tree_connect_andx_done,
+ req);
+ return req;
}
- state->cli = cli;
- subreq = cli_smb_send(state, ev, cli, SMBtdis, 0, 0, NULL, 0, NULL);
+ subreq = cli_raw_tcon_send(state, ev, cli, share, pass, dev);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
- tevent_req_set_callback(subreq, cli_tdis_done, req);
+ tevent_req_set_callback(subreq, cli_tree_connect_raw_done, req);
+
return req;
}
-static void cli_tdis_done(struct tevent_req *subreq)
+static void cli_tree_connect_smb2_done(struct tevent_req *subreq)
+{
+ tevent_req_simple_finish_ntstatus(
+ subreq, smb2cli_tcon_recv(subreq));
+}
+
+static void cli_tree_connect_andx_done(struct tevent_req *subreq)
+{
+ tevent_req_simple_finish_ntstatus(
+ subreq, cli_tcon_andx_recv(subreq));
+}
+
+static void cli_tree_connect_raw_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
- struct cli_tdis_state *state = tevent_req_data(
- req, struct cli_tdis_state);
+ struct cli_tree_connect_state *state = tevent_req_data(
+ req, struct cli_tree_connect_state);
+ NTSTATUS status;
+ uint16_t max_xmit = 0;
+ uint16_t tid = 0;
+
+ status = cli_raw_tcon_recv(subreq, &max_xmit, &tid);
+ if (tevent_req_nterror(req, status)) {
+ return;
+ }
+
+ smb1cli_tcon_set_values(state->cli->smb1.tcon,
+ tid,
+ 0, /* optional_support */
+ 0, /* maximal_access */
+ 0, /* guest_maximal_access */
+ NULL, /* service */
+ NULL); /* fs_type */
+
+ tevent_req_done(req);
+}
+
+static NTSTATUS cli_tree_connect_recv(struct tevent_req *req)
+{
+ return tevent_req_simple_recv_ntstatus(req);
+}
+
+NTSTATUS cli_tree_connect(struct cli_state *cli, const char *share,
+ const char *dev, const char *pass, int passlen)
+{
+ struct tevent_context *ev;
+ struct tevent_req *req;
+ NTSTATUS status = NT_STATUS_NO_MEMORY;
+
+ if (smbXcli_conn_has_async_calls(cli->conn)) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+ ev = samba_tevent_context_init(talloc_tos());
+ if (ev == NULL) {
+ goto fail;
+ }
+ req = cli_tree_connect_send(ev, ev, cli, share, dev, pass, passlen);
+ if (req == NULL) {
+ goto fail;
+ }
+ if (!tevent_req_poll_ntstatus(req, ev, &status)) {
+ goto fail;
+ }
+ status = cli_tree_connect_recv(req);
+fail:
+ TALLOC_FREE(ev);
+ return status;
+}
+
+/****************************************************************************
+ Send a tree disconnect.
+****************************************************************************/
+
+struct cli_tdis_state {
+ struct cli_state *cli;
+};
+
+static void cli_tdis_done(struct tevent_req *subreq);
+
+static struct tevent_req *cli_tdis_send(TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ struct cli_state *cli)
+{
+ struct tevent_req *req, *subreq;
+ struct cli_tdis_state *state;
+
+ req = tevent_req_create(mem_ctx, &state, struct cli_tdis_state);
+ if (req == NULL) {
+ return NULL;
+ }
+ state->cli = cli;
+
+ subreq = cli_smb_send(state, ev, cli, SMBtdis, 0, 0, NULL, 0, NULL);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
+ }
+ tevent_req_set_callback(subreq, cli_tdis_done, req);
+ return req;
+}
+
+static void cli_tdis_done(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct cli_tdis_state *state = tevent_req_data(
+ req, struct cli_tdis_state);
NTSTATUS status;
status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
tevent_req_done(req);
}
-NTSTATUS cli_tdis_recv(struct tevent_req *req)
+static NTSTATUS cli_tdis_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
struct tevent_req *req;
NTSTATUS status = NT_STATUS_NO_MEMORY;
+ if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
+ return smb2cli_tdis(cli->conn,
+ cli->timeout,
+ cli->smb2.session,
+ cli->smb2.tcon);
+ }
+
if (smbXcli_conn_has_async_calls(cli->conn)) {
return NT_STATUS_INVALID_PARAMETER;
}
return status;
}
-static NTSTATUS cli_connect_sock(const char *host, int name_type,
- const struct sockaddr_storage *pss,
- const char *myname, uint16_t port,
- int sec_timeout, int *pfd, uint16_t *pport)
-{
- TALLOC_CTX *frame = talloc_stackframe();
- const char *prog;
- unsigned int i, num_addrs;
+struct cli_connect_sock_state {
const char **called_names;
const char **calling_names;
int *called_types;
- NTSTATUS status;
int fd;
+ uint16_t port;
+};
+
+static void cli_connect_sock_done(struct tevent_req *subreq);
+
+/*
+ * Async only if we don't have to look up the name, i.e. "pss" is set with a
+ * nonzero address.
+ */
+
+static struct tevent_req *cli_connect_sock_send(
+ TALLOC_CTX *mem_ctx, struct tevent_context *ev,
+ const char *host, int name_type, const struct sockaddr_storage *pss,
+ const char *myname, uint16_t port)
+{
+ struct tevent_req *req, *subreq;
+ struct cli_connect_sock_state *state;
+ const char *prog;
+ struct sockaddr_storage *addrs;
+ unsigned i, num_addrs;
+ NTSTATUS status;
+
+ req = tevent_req_create(mem_ctx, &state,
+ struct cli_connect_sock_state);
+ if (req == NULL) {
+ return NULL;
+ }
prog = getenv("LIBSMB_PROG");
if (prog != NULL) {
- fd = sock_exec(prog);
- if (fd == -1) {
- return map_nt_error_from_unix(errno);
+ state->fd = sock_exec(prog);
+ if (state->fd == -1) {
+ status = map_nt_error_from_unix(errno);
+ tevent_req_nterror(req, status);
+ } else {
+ state->port = 0;
+ tevent_req_done(req);
}
- port = 0;
- goto done;
+ return tevent_req_post(req, ev);
}
if ((pss == NULL) || is_zero_addr(pss)) {
- struct sockaddr_storage *addrs;
- status = resolve_name_list(talloc_tos(), host, name_type,
+
+ /*
+ * Here we cheat. resolve_name_list is not async at all. So
+ * this call will only be really async if the name lookup has
+ * been done externally.
+ */
+
+ status = resolve_name_list(state, host, name_type,
&addrs, &num_addrs);
if (!NT_STATUS_IS_OK(status)) {
- goto fail;
+ tevent_req_nterror(req, status);
+ return tevent_req_post(req, ev);
}
- pss = addrs;
} else {
+ addrs = talloc_array(state, struct sockaddr_storage, 1);
+ if (tevent_req_nomem(addrs, req)) {
+ return tevent_req_post(req, ev);
+ }
+ addrs[0] = *pss;
num_addrs = 1;
}
- called_names = talloc_array(talloc_tos(), const char *, num_addrs);
- if (called_names == NULL) {
- status = NT_STATUS_NO_MEMORY;
- goto fail;
+ state->called_names = talloc_array(state, const char *, num_addrs);
+ if (tevent_req_nomem(state->called_names, req)) {
+ return tevent_req_post(req, ev);
}
- called_types = talloc_array(talloc_tos(), int, num_addrs);
- if (called_types == NULL) {
- status = NT_STATUS_NO_MEMORY;
- goto fail;
+ state->called_types = talloc_array(state, int, num_addrs);
+ if (tevent_req_nomem(state->called_types, req)) {
+ return tevent_req_post(req, ev);
}
- calling_names = talloc_array(talloc_tos(), const char *, num_addrs);
- if (calling_names == NULL) {
- status = NT_STATUS_NO_MEMORY;
- goto fail;
+ state->calling_names = talloc_array(state, const char *, num_addrs);
+ if (tevent_req_nomem(state->calling_names, req)) {
+ return tevent_req_post(req, ev);
}
for (i=0; i<num_addrs; i++) {
- called_names[i] = host;
- called_types[i] = name_type;
- calling_names[i] = myname;
+ state->called_names[i] = host;
+ state->called_types[i] = name_type;
+ state->calling_names[i] = myname;
}
- status = smbsock_any_connect(pss, called_names, called_types,
- calling_names, NULL, num_addrs, port,
- sec_timeout, &fd, NULL, &port);
- if (!NT_STATUS_IS_OK(status)) {
- goto fail;
+
+ subreq = smbsock_any_connect_send(
+ state, ev, addrs, state->called_names, state->called_types,
+ state->calling_names, NULL, num_addrs, port);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
}
- set_socket_options(fd, lp_socket_options());
-done:
- *pfd = fd;
- *pport = port;
- status = NT_STATUS_OK;
-fail:
- TALLOC_FREE(frame);
- return status;
+ tevent_req_set_callback(subreq, cli_connect_sock_done, req);
+ return req;
}
-NTSTATUS cli_connect_nb(const char *host, const struct sockaddr_storage *dest_ss,
- uint16_t port, int name_type, const char *myname,
- int signing_state, int flags, struct cli_state **pcli)
+static void cli_connect_sock_done(struct tevent_req *subreq)
{
- TALLOC_CTX *frame = talloc_stackframe();
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct cli_connect_sock_state *state = tevent_req_data(
+ req, struct cli_connect_sock_state);
+ NTSTATUS status;
+
+ status = smbsock_any_connect_recv(subreq, &state->fd, NULL,
+ &state->port);
+ TALLOC_FREE(subreq);
+ if (tevent_req_nterror(req, status)) {
+ return;
+ }
+ set_socket_options(state->fd, lp_socket_options());
+ tevent_req_done(req);
+}
+
+static NTSTATUS cli_connect_sock_recv(struct tevent_req *req,
+ int *pfd, uint16_t *pport)
+{
+ struct cli_connect_sock_state *state = tevent_req_data(
+ req, struct cli_connect_sock_state);
+ NTSTATUS status;
+
+ if (tevent_req_is_nterror(req, &status)) {
+ return status;
+ }
+ *pfd = state->fd;
+ *pport = state->port;
+ return NT_STATUS_OK;
+}
+
+struct cli_connect_nb_state {
+ const char *desthost;
+ int signing_state;
+ int flags;
struct cli_state *cli;
- NTSTATUS status = NT_STATUS_NO_MEMORY;
- int fd = -1;
- char *desthost;
- char *p;
+};
- desthost = talloc_strdup(talloc_tos(), host);
- if (desthost == NULL) {
- goto fail;
+static void cli_connect_nb_done(struct tevent_req *subreq);
+
+static struct tevent_req *cli_connect_nb_send(
+ TALLOC_CTX *mem_ctx, struct tevent_context *ev,
+ const char *host, const struct sockaddr_storage *dest_ss,
+ uint16_t port, int name_type, const char *myname,
+ int signing_state, int flags)
+{
+ struct tevent_req *req, *subreq;
+ struct cli_connect_nb_state *state;
+
+ req = tevent_req_create(mem_ctx, &state, struct cli_connect_nb_state);
+ if (req == NULL) {
+ return NULL;
}
+ state->signing_state = signing_state;
+ state->flags = flags;
- p = strchr(host, '#');
- if (p != NULL) {
- name_type = strtol(p+1, NULL, 16);
- host = talloc_strndup(talloc_tos(), host, p - host);
- if (host == NULL) {
- goto fail;
+ if (host != NULL) {
+ char *p = strchr(host, '#');
+
+ if (p != NULL) {
+ name_type = strtol(p+1, NULL, 16);
+ host = talloc_strndup(state, host, p - host);
+ if (tevent_req_nomem(host, req)) {
+ return tevent_req_post(req, ev);
+ }
+ }
+
+ state->desthost = host;
+ } else {
+ state->desthost = print_canonical_sockaddr(state, dest_ss);
+ if (tevent_req_nomem(state->desthost, req)) {
+ return tevent_req_post(req, ev);
}
}
- status = cli_connect_sock(host, name_type, dest_ss, myname, port,
- 20, &fd, &port);
- if (!NT_STATUS_IS_OK(status)) {
- goto fail;
+ subreq = cli_connect_sock_send(state, ev, host, name_type, dest_ss,
+ myname, port);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
+ }
+ tevent_req_set_callback(subreq, cli_connect_nb_done, req);
+ return req;
+}
+
+static void cli_connect_nb_done(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct cli_connect_nb_state *state = tevent_req_data(
+ req, struct cli_connect_nb_state);
+ NTSTATUS status;
+ int fd = 0;
+ uint16_t port;
+
+ status = cli_connect_sock_recv(subreq, &fd, &port);
+ TALLOC_FREE(subreq);
+ if (tevent_req_nterror(req, status)) {
+ return;
}
- cli = cli_state_create(NULL, fd, desthost, NULL, signing_state, flags);
- if (cli == NULL) {
+ state->cli = cli_state_create(state, fd, state->desthost, NULL,
+ state->signing_state, state->flags);
+ if (tevent_req_nomem(state->cli, req)) {
close(fd);
- fd = -1;
- goto fail;
+ return;
+ }
+ tevent_req_done(req);
+}
+
+static NTSTATUS cli_connect_nb_recv(struct tevent_req *req,
+ struct cli_state **pcli)
+{
+ struct cli_connect_nb_state *state = tevent_req_data(
+ req, struct cli_connect_nb_state);
+ NTSTATUS status;
+
+ if (tevent_req_is_nterror(req, &status)) {
+ return status;
}
+ *pcli = talloc_move(NULL, &state->cli);
+ return NT_STATUS_OK;
+}
- *pcli = cli;
- status = NT_STATUS_OK;
+NTSTATUS cli_connect_nb(const char *host, const struct sockaddr_storage *dest_ss,
+ uint16_t port, int name_type, const char *myname,
+ int signing_state, int flags, struct cli_state **pcli)
+{
+ struct tevent_context *ev;
+ struct tevent_req *req;
+ NTSTATUS status = NT_STATUS_NO_MEMORY;
+
+ ev = samba_tevent_context_init(talloc_tos());
+ if (ev == NULL) {
+ goto fail;
+ }
+ req = cli_connect_nb_send(ev, ev, host, dest_ss, port, name_type,
+ myname, signing_state, flags);
+ if (req == NULL) {
+ goto fail;
+ }
+ if (!tevent_req_set_endtime(req, ev, timeval_current_ofs(20, 0))) {
+ goto fail;
+ }
+ if (!tevent_req_poll_ntstatus(req, ev, &status)) {
+ goto fail;
+ }
+ status = cli_connect_nb_recv(req, pcli);
fail:
- TALLOC_FREE(frame);
+ TALLOC_FREE(ev);
return status;
}
+struct cli_start_connection_state {
+ struct tevent_context *ev;
+ struct cli_state *cli;
+ int min_protocol;
+ int max_protocol;
+};
+
+static void cli_start_connection_connected(struct tevent_req *subreq);
+static void cli_start_connection_done(struct tevent_req *subreq);
+
/**
establishes a connection to after the negprot.
@param output_cli A fully initialised cli structure, non-null only on success
@param dest_ss (optional) The the destination IP, NULL for name based lookup
@param port (optional) The destination port (0 for default)
*/
+
+static struct tevent_req *cli_start_connection_send(
+ TALLOC_CTX *mem_ctx, struct tevent_context *ev,
+ const char *my_name, const char *dest_host,
+ const struct sockaddr_storage *dest_ss, int port,
+ int signing_state, int flags)
+{
+ struct tevent_req *req, *subreq;
+ struct cli_start_connection_state *state;
+
+ req = tevent_req_create(mem_ctx, &state,
+ struct cli_start_connection_state);
+ if (req == NULL) {
+ return NULL;
+ }
+ state->ev = ev;
+
+ if (signing_state == SMB_SIGNING_IPC_DEFAULT) {
+ state->min_protocol = lp_client_ipc_min_protocol();
+ state->max_protocol = lp_client_ipc_max_protocol();
+ } else {
+ state->min_protocol = lp_client_min_protocol();
+ state->max_protocol = lp_client_max_protocol();
+ }
+
+ subreq = cli_connect_nb_send(state, ev, dest_host, dest_ss, port,
+ 0x20, my_name, signing_state, flags);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
+ }
+ tevent_req_set_callback(subreq, cli_start_connection_connected, req);
+ return req;
+}
+
+static void cli_start_connection_connected(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct cli_start_connection_state *state = tevent_req_data(
+ req, struct cli_start_connection_state);
+ NTSTATUS status;
+
+ status = cli_connect_nb_recv(subreq, &state->cli);
+ TALLOC_FREE(subreq);
+ if (tevent_req_nterror(req, status)) {
+ return;
+ }
+
+ subreq = smbXcli_negprot_send(state, state->ev, state->cli->conn,
+ state->cli->timeout,
+ state->min_protocol,
+ state->max_protocol);
+ if (tevent_req_nomem(subreq, req)) {
+ return;
+ }
+ tevent_req_set_callback(subreq, cli_start_connection_done, req);
+}
+
+static void cli_start_connection_done(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct cli_start_connection_state *state = tevent_req_data(
+ req, struct cli_start_connection_state);
+ NTSTATUS status;
+
+ status = smbXcli_negprot_recv(subreq);
+ TALLOC_FREE(subreq);
+ if (tevent_req_nterror(req, status)) {
+ return;
+ }
+
+ if (smbXcli_conn_protocol(state->cli->conn) >= PROTOCOL_SMB2_02) {
+ /* Ensure we ask for some initial credits. */
+ smb2cli_conn_set_max_credits(state->cli->conn,
+ DEFAULT_SMB2_MAX_CREDITS);
+ }
+
+ tevent_req_done(req);
+}
+
+static NTSTATUS cli_start_connection_recv(struct tevent_req *req,
+ struct cli_state **output_cli)
+{
+ struct cli_start_connection_state *state = tevent_req_data(
+ req, struct cli_start_connection_state);
+ NTSTATUS status;
+
+ if (tevent_req_is_nterror(req, &status)) {
+ return status;
+ }
+ *output_cli = state->cli;
+
+ return NT_STATUS_OK;
+}
+
NTSTATUS cli_start_connection(struct cli_state **output_cli,
const char *my_name,
const char *dest_host,
const struct sockaddr_storage *dest_ss, int port,
int signing_state, int flags)
{
- NTSTATUS nt_status;
- struct cli_state *cli;
+ struct tevent_context *ev;
+ struct tevent_req *req;
+ NTSTATUS status = NT_STATUS_NO_MEMORY;
- nt_status = cli_connect_nb(dest_host, dest_ss, port, 0x20, my_name,
- signing_state, flags, &cli);
- if (!NT_STATUS_IS_OK(nt_status)) {
- DEBUG(10, ("cli_connect_nb failed: %s\n",
- nt_errstr(nt_status)));
- return nt_status;
+ ev = samba_tevent_context_init(talloc_tos());
+ if (ev == NULL) {
+ goto fail;
}
-
- nt_status = smbXcli_negprot(cli->conn, cli->timeout, PROTOCOL_CORE,
- PROTOCOL_NT1);
- if (!NT_STATUS_IS_OK(nt_status)) {
- DEBUG(1, ("failed negprot: %s\n", nt_errstr(nt_status)));
- cli_shutdown(cli);
- return nt_status;
+ req = cli_start_connection_send(ev, ev, my_name, dest_host, dest_ss,
+ port, signing_state, flags);
+ if (req == NULL) {
+ goto fail;
}
-
- *output_cli = cli;
- return NT_STATUS_OK;
+ if (!tevent_req_poll_ntstatus(req, ev, &status)) {
+ goto fail;
+ }
+ status = cli_start_connection_recv(req, output_cli);
+fail:
+ TALLOC_FREE(ev);
+ return status;
}
-
/**
establishes a connection right up to doing tconX, password specified.
@param output_cli A fully initialised cli structure, non-null only on success
@param password User's password, unencrypted unix string.
*/
-NTSTATUS cli_full_connection(struct cli_state **output_cli,
- const char *my_name,
- const char *dest_host,
- const struct sockaddr_storage *dest_ss, int port,
- const char *service, const char *service_type,
- const char *user, const char *domain,
- const char *password, int flags,
- int signing_state)
+struct cli_full_connection_state {
+ struct tevent_context *ev;
+ const char *service;
+ const char *service_type;
+ const char *user;
+ const char *domain;
+ const char *password;
+ int pw_len;
+ int flags;
+ struct cli_state *cli;
+};
+
+static int cli_full_connection_state_destructor(
+ struct cli_full_connection_state *s);
+static void cli_full_connection_started(struct tevent_req *subreq);
+static void cli_full_connection_sess_set_up(struct tevent_req *subreq);
+static void cli_full_connection_done(struct tevent_req *subreq);
+
+struct tevent_req *cli_full_connection_send(
+ TALLOC_CTX *mem_ctx, struct tevent_context *ev,
+ const char *my_name, const char *dest_host,
+ const struct sockaddr_storage *dest_ss, int port,
+ const char *service, const char *service_type,
+ const char *user, const char *domain,
+ const char *password, int flags, int signing_state)
{
- NTSTATUS nt_status;
- struct cli_state *cli = NULL;
- int pw_len = password ? strlen(password)+1 : 0;
+ struct tevent_req *req, *subreq;
+ struct cli_full_connection_state *state;
- *output_cli = NULL;
+ req = tevent_req_create(mem_ctx, &state,
+ struct cli_full_connection_state);
+ if (req == NULL) {
+ return NULL;
+ }
+ talloc_set_destructor(state, cli_full_connection_state_destructor);
- if (password == NULL) {
- password = "";
+ state->ev = ev;
+ state->service = service;
+ state->service_type = service_type;
+ state->user = user;
+ state->domain = domain;
+ state->password = password;
+ state->flags = flags;
+
+ state->pw_len = state->password ? strlen(state->password)+1 : 0;
+ if (state->password == NULL) {
+ state->password = "";
}
- nt_status = cli_start_connection(&cli, my_name, dest_host,
- dest_ss, port, signing_state,
- flags);
+ subreq = cli_start_connection_send(
+ state, ev, my_name, dest_host, dest_ss, port,
+ signing_state, flags);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
+ }
+ tevent_req_set_callback(subreq, cli_full_connection_started, req);
+ return req;
+}
- if (!NT_STATUS_IS_OK(nt_status)) {
- return nt_status;
+static int cli_full_connection_state_destructor(
+ struct cli_full_connection_state *s)
+{
+ if (s->cli != NULL) {
+ cli_shutdown(s->cli);
+ s->cli = NULL;
}
+ return 0;
+}
- nt_status = cli_session_setup(cli, user, password, pw_len, password,
- pw_len, domain);
- if (!NT_STATUS_IS_OK(nt_status)) {
+static void cli_full_connection_started(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct cli_full_connection_state *state = tevent_req_data(
+ req, struct cli_full_connection_state);
+ NTSTATUS status;
- if (!(flags & CLI_FULL_CONNECTION_ANONYMOUS_FALLBACK)) {
- DEBUG(1,("failed session setup with %s\n",
- nt_errstr(nt_status)));
- cli_shutdown(cli);
- return nt_status;
- }
+ status = cli_start_connection_recv(subreq, &state->cli);
+ TALLOC_FREE(subreq);
+ if (tevent_req_nterror(req, status)) {
+ return;
+ }
+ subreq = cli_session_setup_send(
+ state, state->ev, state->cli, state->user,
+ state->password, state->pw_len, state->password, state->pw_len,
+ state->domain);
+ if (tevent_req_nomem(subreq, req)) {
+ return;
+ }
+ tevent_req_set_callback(subreq, cli_full_connection_sess_set_up, req);
+}
+
+static void cli_full_connection_sess_set_up(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct cli_full_connection_state *state = tevent_req_data(
+ req, struct cli_full_connection_state);
+ NTSTATUS status;
+
+ status = cli_session_setup_recv(subreq);
+ TALLOC_FREE(subreq);
- nt_status = cli_session_setup(cli, "", "", 0, "", 0, domain);
- if (!NT_STATUS_IS_OK(nt_status)) {
- DEBUG(1,("anonymous failed session setup with %s\n",
- nt_errstr(nt_status)));
- cli_shutdown(cli);
- return nt_status;
+ if (!NT_STATUS_IS_OK(status) &&
+ (state->flags & CLI_FULL_CONNECTION_ANONYMOUS_FALLBACK)) {
+
+ state->flags &= ~CLI_FULL_CONNECTION_ANONYMOUS_FALLBACK;
+
+ subreq = cli_session_setup_send(
+ state, state->ev, state->cli, "", "", 0, "", 0,
+ state->domain);
+ if (tevent_req_nomem(subreq, req)) {
+ return;
}
+ tevent_req_set_callback(
+ subreq, cli_full_connection_sess_set_up, req);
+ return;
}
- if (service) {
- nt_status = cli_tree_connect(cli, service, service_type,
- password, pw_len);
- if (!NT_STATUS_IS_OK(nt_status)) {
- DEBUG(1,("failed tcon_X with %s\n", nt_errstr(nt_status)));
- cli_shutdown(cli);
- if (NT_STATUS_IS_OK(nt_status)) {
- nt_status = NT_STATUS_UNSUCCESSFUL;
- }
- return nt_status;
+ if (tevent_req_nterror(req, status)) {
+ return;
+ }
+
+ if (state->service != NULL) {
+ subreq = cli_tree_connect_send(
+ state, state->ev, state->cli,
+ state->service, state->service_type,
+ state->password, state->pw_len);
+ if (tevent_req_nomem(subreq, req)) {
+ return;
}
+ tevent_req_set_callback(subreq, cli_full_connection_done, req);
+ return;
}
- nt_status = cli_init_creds(cli, user, domain, password);
- if (!NT_STATUS_IS_OK(nt_status)) {
- cli_shutdown(cli);
- return nt_status;
+ tevent_req_done(req);
+}
+
+static void cli_full_connection_done(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ NTSTATUS status;
+
+ status = cli_tree_connect_recv(subreq);
+ TALLOC_FREE(subreq);
+ if (tevent_req_nterror(req, status)) {
+ return;
}
- *output_cli = cli;
+ tevent_req_done(req);
+}
+
+NTSTATUS cli_full_connection_recv(struct tevent_req *req,
+ struct cli_state **output_cli)
+{
+ struct cli_full_connection_state *state = tevent_req_data(
+ req, struct cli_full_connection_state);
+ NTSTATUS status;
+
+ if (tevent_req_is_nterror(req, &status)) {
+ return status;
+ }
+ *output_cli = state->cli;
+ talloc_set_destructor(state, NULL);
return NT_STATUS_OK;
}
+NTSTATUS cli_full_connection(struct cli_state **output_cli,
+ const char *my_name,
+ const char *dest_host,
+ const struct sockaddr_storage *dest_ss, int port,
+ const char *service, const char *service_type,
+ const char *user, const char *domain,
+ const char *password, int flags,
+ int signing_state)
+{
+ struct tevent_context *ev;
+ struct tevent_req *req;
+ NTSTATUS status = NT_STATUS_NO_MEMORY;
+
+ ev = samba_tevent_context_init(talloc_tos());
+ if (ev == NULL) {
+ goto fail;
+ }
+ req = cli_full_connection_send(
+ ev, ev, my_name, dest_host, dest_ss, port, service,
+ service_type, user, domain, password, flags, signing_state);
+ if (req == NULL) {
+ goto fail;
+ }
+ if (!tevent_req_poll_ntstatus(req, ev, &status)) {
+ goto fail;
+ }
+ status = cli_full_connection_recv(req, output_cli);
+ fail:
+ TALLOC_FREE(ev);
+ return status;
+}
+
/****************************************************************************
Send an old style tcon.
****************************************************************************/
-NTSTATUS cli_raw_tcon(struct cli_state *cli,
- const char *service, const char *pass, const char *dev,
- uint16 *max_xmit, uint16 *tid)
-{
- struct tevent_req *req;
+struct cli_raw_tcon_state {
uint16_t *ret_vwv;
+};
+
+static void cli_raw_tcon_done(struct tevent_req *subreq);
+
+static struct tevent_req *cli_raw_tcon_send(
+ TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli,
+ const char *service, const char *pass, const char *dev)
+{
+ struct tevent_req *req, *subreq;
+ struct cli_raw_tcon_state *state;
uint8_t *bytes;
- NTSTATUS status;
+
+ req = tevent_req_create(mem_ctx, &state, struct cli_raw_tcon_state);
+ if (req == NULL) {
+ return NULL;
+ }
if (!lp_client_plaintext_auth() && (*pass)) {
DEBUG(1, ("Server requested PLAINTEXT password but 'client plaintext auth = no'"
" or 'client ntlmv2 auth = yes'\n"));
- return NT_STATUS_ACCESS_DENIED;
+ tevent_req_nterror(req, NT_STATUS_ACCESS_DENIED);
+ return tevent_req_post(req, ev);
}
- bytes = talloc_array(talloc_tos(), uint8_t, 0);
+ bytes = talloc_array(state, uint8_t, 0);
bytes = smb_bytes_push_bytes(bytes, 4, NULL, 0);
bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn),
service, strlen(service)+1, NULL);
bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn),
dev, strlen(dev)+1, NULL);
- status = cli_smb(talloc_tos(), cli, SMBtcon, 0, 0, NULL,
- talloc_get_size(bytes), bytes, &req,
- 2, NULL, &ret_vwv, NULL, NULL);
- if (!NT_STATUS_IS_OK(status)) {
- return status;
+ if (tevent_req_nomem(bytes, req)) {
+ return tevent_req_post(req, ev);
+ }
+
+ subreq = cli_smb_send(state, ev, cli, SMBtcon, 0, 0, NULL,
+ talloc_get_size(bytes), bytes);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
}
+ tevent_req_set_callback(subreq, cli_raw_tcon_done, req);
+ return req;
+}
- *max_xmit = SVAL(ret_vwv + 0, 0);
- *tid = SVAL(ret_vwv + 1, 0);
+static void cli_raw_tcon_done(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct cli_raw_tcon_state *state = tevent_req_data(
+ req, struct cli_raw_tcon_state);
+ NTSTATUS status;
+ status = cli_smb_recv(subreq, state, NULL, 2, NULL, &state->ret_vwv,
+ NULL, NULL);
+ TALLOC_FREE(subreq);
+ if (tevent_req_nterror(req, status)) {
+ return;
+ }
+ tevent_req_done(req);
+}
+
+static NTSTATUS cli_raw_tcon_recv(struct tevent_req *req,
+ uint16_t *max_xmit, uint16_t *tid)
+{
+ struct cli_raw_tcon_state *state = tevent_req_data(
+ req, struct cli_raw_tcon_state);
+ NTSTATUS status;
+
+ if (tevent_req_is_nterror(req, &status)) {
+ return status;
+ }
+ *max_xmit = SVAL(state->ret_vwv + 0, 0);
+ *tid = SVAL(state->ret_vwv + 1, 0);
return NT_STATUS_OK;
}
+NTSTATUS cli_raw_tcon(struct cli_state *cli,
+ const char *service, const char *pass, const char *dev,
+ uint16_t *max_xmit, uint16_t *tid)
+{
+ struct tevent_context *ev;
+ struct tevent_req *req;
+ NTSTATUS status = NT_STATUS_NO_MEMORY;
+
+ ev = samba_tevent_context_init(talloc_tos());
+ if (ev == NULL) {
+ goto fail;
+ }
+ req = cli_raw_tcon_send(ev, ev, cli, service, pass, dev);
+ if (req == NULL) {
+ goto fail;
+ }
+ if (!tevent_req_poll_ntstatus(req, ev, &status)) {
+ goto fail;
+ }
+ status = cli_raw_tcon_recv(req, max_xmit, tid);
+fail:
+ TALLOC_FREE(ev);
+ return status;
+}
+
/* Return a cli_state pointing at the IPC$ share for the given server */
struct cli_state *get_ipc_connect(char *server,