#include "lib/events/events.h"
#include "libcli/smb2/smb2.h"
#include "libcli/smb2/smb2_calls.h"
+#include "libcli/smb/smbXcli_base.h"
#include "librpc/rpc/dcerpc.h"
#include "librpc/rpc/dcerpc_proto.h"
#include "auth/credentials/credentials.h"
#include "param/param.h"
#include "libcli/resolve/resolve.h"
+#include "lib/http/http.h"
+#include "lib/util/util_net.h"
+#undef NT_STATUS_INVALID_PARAMETER_MIX
+#define NT_STATUS_INVALID_PARAMETER_MIX (smb_panic(__location__), NT_STATUS(0xC0000000 | 0xfffffff))
+
+struct dcerpc_pipe_connect {
+ struct dcecli_connection *conn;
+ struct dcerpc_binding *binding;
+ const struct ndr_interface_table *interface;
+ struct cli_credentials *creds;
+ struct resolve_context *resolve_ctx;
+ struct {
+ const char *dir;
+ } ncalrpc;
+ struct {
+ struct smbXcli_conn *conn;
+ struct smbXcli_session *session;
+ struct smbXcli_tcon *tcon;
+ const char *pipe_name;
+ } smb;
+};
+
+struct dcerpc_binding_smbXcli_pointers_ref;
+
+struct dcerpc_binding_smbXcli_pointers {
+ struct smbXcli_conn *conn;
+ struct dcerpc_binding_smbXcli_pointers_ref *conn_ref;
+ struct smbXcli_session *sess;
+ struct dcerpc_binding_smbXcli_pointers_ref *sess_ref;
+ struct smbXcli_tcon *tcon;
+ struct dcerpc_binding_smbXcli_pointers_ref *tcon_ref;
+};
+
+struct dcerpc_binding_smbXcli_pointers_ref {
+ struct dcerpc_binding_smbXcli_pointers *p;
+};
+
+static int dcerpc_binding_smbXcli_pointers_ref_destructor(
+ struct dcerpc_binding_smbXcli_pointers_ref *ref)
+{
+ struct dcerpc_binding_smbXcli_pointers *p;
+
+ if (ref->p == NULL) {
+ return 0;
+ }
+
+ p = ref->p;
+
+ p->conn_ref->p = NULL;
+ p->sess_ref->p = NULL;
+ p->tcon_ref->p = NULL;
+
+ if (p->conn_ref != ref) {
+ talloc_free(p->conn_ref);
+ }
+
+ if (p->sess_ref != ref) {
+ talloc_free(p->sess_ref);
+ }
+
+ if (p->tcon_ref != ref) {
+ talloc_free(p->tcon_ref);
+ }
+
+ ZERO_STRUCTP(p);
+ return 0;
+}
+
+static int dcerpc_binding_smbXcli_pointers_destructor(
+ struct dcerpc_binding_smbXcli_pointers *p)
+{
+ if (p->conn_ref != NULL) {
+ p->conn_ref->p = NULL;
+ }
+
+ if (p->sess_ref != NULL) {
+ p->sess_ref->p = NULL;
+ }
+
+ if (p->tcon_ref != NULL) {
+ p->tcon_ref->p = NULL;
+ }
+
+ talloc_free(p->conn_ref);
+ talloc_free(p->sess_ref);
+ talloc_free(p->tcon_ref);
+
+ ZERO_STRUCTP(p);
+ return 0;
+}
+
+NTSTATUS dcerpc_binding_set_smbXcli_pointers(struct dcerpc_binding *b,
+ struct smbXcli_conn *conn,
+ struct smbXcli_session *sess,
+ struct smbXcli_tcon *tcon)
+{
+ struct dcerpc_binding_smbXcli_pointers *p;
+ struct dcerpc_binding_smbXcli_pointers_ref *r;
+ NTSTATUS status;
+
+ if (!smbXcli_conn_is_connected(conn)) {
+ return NT_STATUS_INVALID_PARAMETER_MIX;
+ }
+
+ if (sess == NULL) {
+ return NT_STATUS_INVALID_PARAMETER_MIX;
+ }
+
+ if (tcon == NULL) {
+ return NT_STATUS_INVALID_PARAMETER_MIX;
+ }
+
+ p = talloc_zero(b, struct dcerpc_binding_smbXcli_pointers);
+ if (p == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ talloc_set_destructor(p, dcerpc_binding_smbXcli_pointers_destructor);
+
+ r = talloc_zero(conn, struct dcerpc_binding_smbXcli_pointers_ref);
+ if (r == NULL) {
+ TALLOC_FREE(p);
+ return NT_STATUS_NO_MEMORY;
+ }
+ talloc_set_destructor(r, dcerpc_binding_smbXcli_pointers_ref_destructor);
+ r->p = p;
+ p->conn_ref = r;
+
+ r = talloc_zero(sess, struct dcerpc_binding_smbXcli_pointers_ref);
+ if (r == NULL) {
+ TALLOC_FREE(p);
+ return NT_STATUS_NO_MEMORY;
+ }
+ talloc_set_destructor(r, dcerpc_binding_smbXcli_pointers_ref_destructor);
+ r->p = p;
+ p->sess_ref = r;
+
+ r = talloc_zero(tcon, struct dcerpc_binding_smbXcli_pointers_ref);
+ if (r == NULL) {
+ TALLOC_FREE(p);
+ return NT_STATUS_NO_MEMORY;
+ }
+ talloc_set_destructor(r, dcerpc_binding_smbXcli_pointers_ref_destructor);
+ r->p = p;
+ p->tcon_ref = r;
+
+ p->conn = conn;
+ p->sess = sess;
+ p->tcon = tcon;
+
+ status = dcerpc_binding_set_pointer_option(b, "connection",
+ struct dcerpc_binding_smbXcli_pointers, p);
+ if (!NT_STATUS_IS_OK(status)) {
+ TALLOC_FREE(p);
+ return status;
+ }
+
+ DEBUG(0,("%s:%s: binding[%p:%s]\n", __location__, __func__, b, dcerpc_binding_string(b, b)));
+ return NT_STATUS_OK;
+}
+
+NTSTATUS dcerpc_binding_get_smbXcli_pointers(const struct dcerpc_binding *b,
+ struct smbXcli_conn **conn,
+ struct smbXcli_session **sess,
+ struct smbXcli_tcon **tcon)
+{
+ struct dcerpc_binding_smbXcli_pointers *p;
+
+ DEBUG(0,("%s:%s: binding[%p:%s]\n", __location__, __func__, b, dcerpc_binding_string(b, b)));
+
+ p = dcerpc_binding_get_pointer_option(b, "connection",
+ struct dcerpc_binding_smbXcli_pointers);
+ if (p == NULL) {
+ return NT_STATUS_CONNECTION_DISCONNECTED;
+ }
+
+ if (!smbXcli_conn_is_connected(p->conn)) {
+ return NT_STATUS_CONNECTION_DISCONNECTED;
+ }
+
+ if (p->sess == NULL) {
+ return NT_STATUS_CONNECTION_DISCONNECTED;
+ }
+
+ if (p->tcon == NULL) {
+ return NT_STATUS_CONNECTION_DISCONNECTED;
+ }
+
+ *conn = p->conn;
+ *sess = p->sess;
+ *tcon = p->tcon;
+
+ return NT_STATUS_OK;
+}
struct pipe_np_smb_state {
struct smb_composite_connect conn;
- struct smbcli_tree *tree;
struct dcerpc_pipe_connect io;
};
composite_done(c);
}
+static void continue_smb_open(struct composite_context *c);
+static void continue_smb2_connect(struct tevent_req *subreq);
+static void continue_smbXcli_connect(struct tevent_req *subreq);
/*
Stage 2 of ncacn_np_smb: Open a named pipe after successful smb connection
*/
static void continue_smb_connect(struct composite_context *ctx)
{
- struct composite_context *open_ctx;
struct composite_context *c = talloc_get_type(ctx->async.private_data,
struct composite_context);
struct pipe_np_smb_state *s = talloc_get_type(c->private_data,
struct pipe_np_smb_state);
-
+ struct smbcli_tree *t;
+
/* receive result of smb connect request */
- c->status = smb_composite_connect_recv(ctx, c);
+ c->status = smb_composite_connect_recv(ctx, s->io.conn);
if (!composite_is_ok(c)) return;
+ t = s->conn.out.tree;
+
/* prepare named pipe open parameters */
- s->tree = s->conn.out.tree;
- s->io.pipe_name = s->io.binding->endpoint;
+ s->io.smb.conn = t->session->transport->conn;
+ s->io.smb.session = t->session->smbXcli;
+ s->io.smb.tcon = t->smbXcli;
+ smb1cli_tcon_set_id(s->io.smb.tcon, t->tid);
+ s->io.smb.pipe_name = dcerpc_binding_get_string_option(s->io.binding,
+ "endpoint");
+
+ c->status = dcerpc_binding_set_smbXcli_pointers(s->io.binding,
+ s->io.smb.conn,
+ s->io.smb.session,
+ s->io.smb.tcon);
+ if (!composite_is_ok(c)) return;
+
+ continue_smb_open(c);
+}
+
+static void continue_smb_open(struct composite_context *c)
+{
+ struct pipe_np_smb_state *s = talloc_get_type(c->private_data,
+ struct pipe_np_smb_state);
+ struct composite_context *open_ctx;
/* send named pipe open request */
- open_ctx = dcerpc_pipe_open_smb_send(s->io.pipe, s->tree, s->io.pipe_name);
+ open_ctx = dcerpc_pipe_open_smb_send(s->io.conn,
+ s->io.smb.conn,
+ s->io.smb.session,
+ s->io.smb.tcon,
+ DCERPC_REQUEST_TIMEOUT * 1000,
+ s->io.smb.pipe_name);
if (composite_nomem(open_ctx, c)) return;
composite_continue(c, open_ctx, continue_pipe_open_smb, c);
{
struct composite_context *c;
struct pipe_np_smb_state *s;
- struct composite_context *conn_req;
+ struct tevent_req *subreq = NULL;
struct smb_composite_connect *conn;
+ uint32_t flags;
+ const char *target_hostname = NULL;
+ const char *dest_address = NULL;
+ const char *calling_name = NULL;
/* composite context allocation and setup */
- c = composite_create(mem_ctx, io->pipe->conn->event_ctx);
+ c = composite_create(mem_ctx, io->conn->event_ctx);
if (c == NULL) return NULL;
s = talloc_zero(c, struct pipe_np_smb_state);
s->io = *io;
conn = &s->conn;
+ if (smbXcli_conn_is_connected(s->io.smb.conn)) {
+ continue_smb_open(c);
+ return c;
+ }
+
+ if (s->io.creds == NULL) {
+ composite_error(c, NT_STATUS_INVALID_PARAMETER_MIX);
+ return c;
+ }
+
/* prepare smb connection parameters: we're connecting to IPC$ share on
remote rpc server */
- conn->in.dest_host = s->io.binding->host;
- conn->in.dest_ports = lp_smb_ports(lp_ctx);
- if (s->io.binding->target_hostname == NULL)
- conn->in.called_name = "*SMBSERVER"; /* FIXME: This is invalid */
- else
- conn->in.called_name = s->io.binding->target_hostname;
+ target_hostname = dcerpc_binding_get_string_option(s->io.binding, "target_hostname");
+ conn->in.dest_host = dcerpc_binding_get_string_option(s->io.binding, "host");
+ conn->in.dest_ports = lpcfg_smb_ports(lp_ctx);
+ conn->in.called_name = target_hostname;
+ if (conn->in.called_name == NULL) {
+ conn->in.called_name = "*SMBSERVER";
+ }
+ conn->in.socket_options = lpcfg_socket_options(lp_ctx);
conn->in.service = "IPC$";
conn->in.service_type = NULL;
- conn->in.workgroup = lp_workgroup(lp_ctx);
+ conn->in.workgroup = lpcfg_workgroup(lp_ctx);
+ conn->in.gensec_settings = lpcfg_gensec_settings(conn, lp_ctx);
- lp_smbcli_options(lp_ctx, &conn->in.options);
+ lpcfg_smbcli_options(lp_ctx, &conn->in.options);
+ lpcfg_smbcli_session_options(lp_ctx, &conn->in.session_options);
/*
* provide proper credentials - user supplied, but allow a
* fallback to anonymous if this is an schannel connection
* (might be NT4 not allowing machine logins at session
- * setup).
+ * setup) or if asked to do so by the caller (perhaps a SAMR password change?)
*/
s->conn.in.credentials = s->io.creds;
- if (s->io.binding->flags & DCERPC_SCHANNEL) {
+ flags = dcerpc_binding_get_flags(s->io.binding);
+ if (flags & (DCERPC_SCHANNEL|DCERPC_ANON_FALLBACK)) {
conn->in.fallback_to_anonymous = true;
} else {
conn->in.fallback_to_anonymous = false;
}
- /* send smb connect request */
- conn_req = smb_composite_connect_send(conn, s->io.pipe->conn,
- lp_resolve_context(lp_ctx),
- s->io.pipe->conn->event_ctx);
- if (composite_nomem(conn_req, c)) return c;
+ conn->in.options.min_protocol = lpcfg_client_ipc_min_protocol(lp_ctx);
+ conn->in.options.max_protocol = lpcfg_client_ipc_max_protocol(lp_ctx);
+ if ((flags & DCERPC_SMB1) && (flags & DCERPC_SMB2)) {
+ /* auto */
+ } else if (flags & DCERPC_SMB2) {
+ if (conn->in.options.min_protocol < PROTOCOL_SMB2_02) {
+ conn->in.options.min_protocol = PROTOCOL_SMB2_02;
+ }
+ if (conn->in.options.max_protocol < PROTOCOL_SMB2_02) {
+ conn->in.options.max_protocol = PROTOCOL_LATEST;
+ }
+ } else if (flags & DCERPC_SMB1) {
+ conn->in.options.min_protocol = PROTOCOL_NT1;
+ conn->in.options.max_protocol = PROTOCOL_NT1;
+ } else {
+ /* auto */
+ }
+
+ conn->in.options.signing = lpcfg_client_ipc_signing(lp_ctx);
+
+ if (s->conn.in.credentials != NULL) {
+ calling_name = cli_credentials_get_workstation(s->conn.in.credentials);
+ }
+ if (calling_name == NULL) {
+ calling_name = "SMBCLIENT";
+ }
+
+ if (target_hostname == NULL) {
+ target_hostname = conn->in.dest_host;
+ }
+
+ if (is_ipaddress(conn->in.dest_host)) {
+ dest_address = conn->in.dest_host;
+ }
+
+ subreq = smb_connect_nego_send(s,
+ c->event_ctx,
+ s->io.resolve_ctx,
+ &conn->in.options,
+ conn->in.socket_options,
+ conn->in.dest_host,
+ dest_address,
+ conn->in.dest_ports,
+ target_hostname,
+ conn->in.called_name,
+ calling_name);
+ if (composite_nomem(subreq, c)) return c;
+ tevent_req_set_callback(subreq,
+ continue_smbXcli_connect,
+ c);
- composite_continue(c, conn_req, continue_smb_connect, c);
return c;
}
+static void continue_smbXcli_connect(struct tevent_req *subreq)
+{
+ struct composite_context *c =
+ tevent_req_callback_data(subreq,
+ struct composite_context);
+ struct pipe_np_smb_state *s =
+ talloc_get_type_abort(c->private_data,
+ struct pipe_np_smb_state);
+ struct smb_composite_connect *conn = &s->conn;
+ struct composite_context *creq = NULL;
+ enum protocol_types protocol;
+
+ c->status = smb_connect_nego_recv(subreq, s,
+ &conn->in.existing_conn);
+ TALLOC_FREE(subreq);
+ if (!composite_is_ok(c)) return;
+
+ protocol = smbXcli_conn_protocol(conn->in.existing_conn);
+ if (protocol >= PROTOCOL_SMB2_02) {
+ /*
+ * continue with smb2 session setup/tree connect
+ * on the established connection.
+ */
+ subreq = smb2_connect_send(s, c->event_ctx,
+ conn->in.dest_host,
+ conn->in.dest_ports,
+ conn->in.service,
+ s->io.resolve_ctx,
+ conn->in.credentials,
+ conn->in.fallback_to_anonymous,
+ &conn->in.existing_conn,
+ 0, /* previous_session_id */
+ &conn->in.options,
+ conn->in.socket_options,
+ conn->in.gensec_settings);
+ if (composite_nomem(subreq, c)) return;
+ tevent_req_set_callback(subreq, continue_smb2_connect, c);
+ return;
+ }
+
+ /*
+ * continue with smb1 session setup/tree connect
+ * on the established connection.
+ */
+ creq = smb_composite_connect_send(conn, s->io.conn,
+ s->io.resolve_ctx,
+ c->event_ctx);
+ if (composite_nomem(creq, c)) return;
+
+ composite_continue(c, creq, continue_smb_connect, c);
+ return;
+}
+
/*
Receive result of a rpc connection to a rpc pipe on SMB
return status;
}
-
-struct pipe_np_smb2_state {
- struct smb2_tree *tree;
- struct dcerpc_pipe_connect io;
-};
-
-
/*
- Stage 3 of ncacn_np_smb: Named pipe opened (or not)
+ Stage 2 of ncacn_np_smb2: Open a named pipe after successful smb2 connection
*/
-static void continue_pipe_open_smb2(struct composite_context *ctx)
+static void continue_smb2_connect(struct tevent_req *subreq)
{
- struct composite_context *c = talloc_get_type(ctx->async.private_data,
- struct composite_context);
+ struct composite_context *c =
+ tevent_req_callback_data(subreq,
+ struct composite_context);
+ struct pipe_np_smb_state *s = talloc_get_type(c->private_data,
+ struct pipe_np_smb_state);
+ struct smb2_tree *t;
- /* receive result of named pipe open request on smb2 */
- c->status = dcerpc_pipe_open_smb2_recv(ctx);
+ /* receive result of smb2 connect request */
+ c->status = smb2_connect_recv(subreq, s->io.conn, &t);
+ TALLOC_FREE(subreq);
if (!composite_is_ok(c)) return;
- composite_done(c);
+ s->io.smb.conn = t->session->transport->conn;
+ s->io.smb.session = t->session->smbXcli;
+ s->io.smb.tcon = t->smbXcli;
+ s->io.smb.pipe_name = dcerpc_binding_get_string_option(s->io.binding,
+ "endpoint");
+
+ c->status = dcerpc_binding_set_pointer_option(s->io.binding,
+ "connection",
+ struct smbXcli_conn,
+ s->io.smb.conn);
+ if (!composite_is_ok(c)) return;
+
+ c->status = dcerpc_binding_set_pointer_option(s->io.binding,
+ "connection",
+ struct smbXcli_session,
+ s->io.smb.session);
+ if (!composite_is_ok(c)) return;
+
+ c->status = dcerpc_binding_set_pointer_option(s->io.binding,
+ "connection",
+ struct smbXcli_tcon,
+ s->io.smb.tcon);
+ if (!composite_is_ok(c)) return;
+
+ continue_smb_open(c);
}
+struct pipe_ip_tcp_state {
+ struct dcerpc_pipe_connect io;
+ const char *localaddr;
+ const char *host;
+ const char *target_hostname;
+ uint32_t port;
+};
+
+
/*
- Stage 2 of ncacn_np_smb2: Open a named pipe after successful smb2 connection
+ Stage 2 of ncacn_ip_tcp: rpc pipe opened (or not)
*/
-static void continue_smb2_connect(struct composite_context *ctx)
+static void continue_pipe_open_ncacn_ip_tcp(struct composite_context *ctx)
{
- struct composite_context *open_req;
struct composite_context *c = talloc_get_type(ctx->async.private_data,
struct composite_context);
- struct pipe_np_smb2_state *s = talloc_get_type(c->private_data,
- struct pipe_np_smb2_state);
+ struct pipe_ip_tcp_state *s = talloc_get_type(c->private_data,
+ struct pipe_ip_tcp_state);
+ char *localaddr = NULL;
+ char *remoteaddr = NULL;
- /* receive result of smb2 connect request */
- c->status = smb2_connect_recv(ctx, c, &s->tree);
+ /* receive result of named pipe open request on tcp/ip */
+ c->status = dcerpc_pipe_open_tcp_recv(ctx, s, &localaddr, &remoteaddr);
if (!composite_is_ok(c)) return;
- /* prepare named pipe open parameters */
- s->io.pipe_name = s->io.binding->endpoint;
+ c->status = dcerpc_binding_set_string_option(s->io.binding,
+ "localaddress",
+ localaddr);
+ if (!composite_is_ok(c)) return;
- /* send named pipe open request */
- open_req = dcerpc_pipe_open_smb2_send(s->io.pipe, s->tree, s->io.pipe_name);
- if (composite_nomem(open_req, c)) return;
+ c->status = dcerpc_binding_set_string_option(s->io.binding,
+ "host",
+ remoteaddr);
+ if (!composite_is_ok(c)) return;
- composite_continue(c, open_req, continue_pipe_open_smb2, c);
+ composite_done(c);
}
-/*
- Initiate async open of a rpc connection request on SMB2 using
- the binding structure to determine the endpoint and options
+/*
+ Initiate async open of a rpc connection to a rpc pipe on TCP/IP using
+ the binding structure to determine the endpoint and options
*/
-static struct composite_context *dcerpc_pipe_connect_ncacn_np_smb2_send(
- TALLOC_CTX *mem_ctx,
- struct dcerpc_pipe_connect *io,
- struct loadparm_context *lp_ctx)
+static struct composite_context* dcerpc_pipe_connect_ncacn_ip_tcp_send(TALLOC_CTX *mem_ctx,
+ struct dcerpc_pipe_connect *io)
{
struct composite_context *c;
- struct pipe_np_smb2_state *s;
- struct composite_context *conn_req;
+ struct pipe_ip_tcp_state *s;
+ struct composite_context *pipe_req;
+ const char *endpoint;
/* composite context allocation and setup */
- c = composite_create(mem_ctx, io->pipe->conn->event_ctx);
+ c = composite_create(mem_ctx, io->conn->event_ctx);
if (c == NULL) return NULL;
- s = talloc_zero(c, struct pipe_np_smb2_state);
+ s = talloc_zero(c, struct pipe_ip_tcp_state);
if (composite_nomem(s, c)) return c;
c->private_data = s;
+ /* store input parameters in state structure */
s->io = *io;
+ s->localaddr = dcerpc_binding_get_string_option(io->binding,
+ "localaddress");
+ s->host = dcerpc_binding_get_string_option(io->binding, "host");
+ s->target_hostname = dcerpc_binding_get_string_option(io->binding,
+ "target_hostname");
+ endpoint = dcerpc_binding_get_string_option(io->binding, "endpoint");
+ /* port number is a binding endpoint here */
+ if (endpoint != NULL) {
+ s->port = atoi(endpoint);
+ }
- /*
- * provide proper credentials - user supplied or anonymous in case this is
- * schannel connection
- */
- if (s->io.binding->flags & DCERPC_SCHANNEL) {
- s->io.creds = cli_credentials_init(mem_ctx);
- if (composite_nomem(s->io.creds, c)) return c;
-
- cli_credentials_guess(s->io.creds, lp_ctx);
+ if (s->port == 0) {
+ composite_error(c, NT_STATUS_INVALID_PARAMETER_MIX);
+ return c;
}
- /* send smb2 connect request */
- conn_req = smb2_connect_send(mem_ctx, s->io.binding->host, "IPC$",
- s->io.resolve_ctx,
- s->io.creds,
- c->event_ctx);
- composite_continue(c, conn_req, continue_smb2_connect, c);
+ /* send pipe open request on tcp/ip */
+ pipe_req = dcerpc_pipe_open_tcp_send(s->io.conn, s->localaddr, s->host, s->target_hostname,
+ s->port, io->resolve_ctx);
+ composite_continue(c, pipe_req, continue_pipe_open_ncacn_ip_tcp, c);
return c;
}
/*
- Receive result of a rpc connection to a rpc pipe on SMB2
+ Receive result of a rpc connection to a rpc pipe on TCP/IP
*/
-static NTSTATUS dcerpc_pipe_connect_ncacn_np_smb2_recv(struct composite_context *c)
+static NTSTATUS dcerpc_pipe_connect_ncacn_ip_tcp_recv(struct composite_context *c)
{
NTSTATUS status = composite_wait(c);
}
-struct pipe_ip_tcp_state {
+struct pipe_http_state {
struct dcerpc_pipe_connect io;
- const char *host;
+ const char *localaddr;
const char *target_hostname;
- uint32_t port;
+ const char *rpc_server;
+ uint32_t rpc_server_port;
+ char *rpc_proxy;
+ uint32_t rpc_proxy_port;
+ char *http_proxy;
+ uint32_t http_proxy_port;
+ bool use_tls;
+ bool use_proxy;
+ enum http_auth_method http_auth;
+ struct loadparm_context *lp_ctx;
};
-
/*
- Stage 2 of ncacn_ip_tcp: rpc pipe opened (or not)
-*/
-static void continue_pipe_open_ncacn_ip_tcp(struct composite_context *ctx)
+ Stage 2 of ncacn_http: rpc pipe opened (or not)
+ */
+static void continue_pipe_open_ncacn_http(struct tevent_req *subreq)
{
- struct composite_context *c = talloc_get_type(ctx->async.private_data,
- struct composite_context);
-
- /* receive result of named pipe open request on tcp/ip */
- c->status = dcerpc_pipe_open_tcp_recv(ctx);
+ struct composite_context *c = NULL;
+ struct pipe_http_state *s = NULL;
+ struct tstream_context *stream = NULL;
+ struct tevent_queue *queue = NULL;
+
+ c = tevent_req_callback_data(subreq, struct composite_context);
+ s = talloc_get_type(c->private_data, struct pipe_http_state);
+
+ /* receive result of RoH connect request */
+ c->status = dcerpc_pipe_open_roh_recv(subreq, s->io.conn,
+ &stream, &queue);
+ TALLOC_FREE(subreq);
if (!composite_is_ok(c)) return;
+ s->io.conn->transport.transport = NCACN_HTTP;
+ s->io.conn->transport.stream = stream;
+ s->io.conn->transport.write_queue = queue;
+ s->io.conn->transport.pending_reads = 0;
+ s->io.conn->server_name = strupper_talloc(s->io.conn,
+ s->target_hostname);
+
composite_done(c);
}
-
/*
- Initiate async open of a rpc connection to a rpc pipe on TCP/IP using
- the binding structure to determine the endpoint and options
+ Initiate async open of a rpc connection to a rpc pipe using HTTP transport,
+ and using the binding structure to determine the endpoint and options
*/
-static struct composite_context* dcerpc_pipe_connect_ncacn_ip_tcp_send(TALLOC_CTX *mem_ctx,
- struct dcerpc_pipe_connect *io)
+static struct composite_context* dcerpc_pipe_connect_ncacn_http_send(
+ TALLOC_CTX *mem_ctx, struct dcerpc_pipe_connect *io,
+ struct loadparm_context *lp_ctx)
{
struct composite_context *c;
- struct pipe_ip_tcp_state *s;
- struct composite_context *pipe_req;
+ struct pipe_http_state *s;
+ struct tevent_req *subreq;
+ const char *endpoint;
+ const char *use_proxy;
+ char *proxy;
+ char *port;
+ const char *opt;
/* composite context allocation and setup */
- c = composite_create(mem_ctx, io->pipe->conn->event_ctx);
+ c = composite_create(mem_ctx, io->conn->event_ctx);
if (c == NULL) return NULL;
- s = talloc_zero(c, struct pipe_ip_tcp_state);
+ s = talloc_zero(c, struct pipe_http_state);
if (composite_nomem(s, c)) return c;
c->private_data = s;
/* store input parameters in state structure */
- s->io = *io;
- s->host = talloc_reference(c, io->binding->host);
- s->target_hostname = talloc_reference(c, io->binding->target_hostname);
- /* port number is a binding endpoint here */
- s->port = atoi(io->binding->endpoint);
+ s->lp_ctx = lp_ctx;
+ s->io = *io;
+ s->localaddr = dcerpc_binding_get_string_option(io->binding,
+ "localaddress");
+ /* RPC server and port (the endpoint) */
+ s->rpc_server = dcerpc_binding_get_string_option(io->binding, "host");
+ s->target_hostname = dcerpc_binding_get_string_option(io->binding,
+ "target_hostname");
+ endpoint = dcerpc_binding_get_string_option(io->binding, "endpoint");
+ if (endpoint == NULL) {
+ composite_error(c, NT_STATUS_INVALID_PARAMETER_MIX);
+ return c;
+ }
+ s->rpc_server_port = atoi(endpoint);
+ if (s->rpc_server_port == 0) {
+ composite_error(c, NT_STATUS_INVALID_PARAMETER_MIX);
+ return c;
+ }
- /* send pipe open request on tcp/ip */
- pipe_req = dcerpc_pipe_open_tcp_send(s->io.pipe->conn, s->host, s->target_hostname,
- s->port, io->resolve_ctx);
- composite_continue(c, pipe_req, continue_pipe_open_ncacn_ip_tcp, c);
+ /* Use TLS */
+ opt = dcerpc_binding_get_string_option(io->binding, "HttpUseTls");
+ if (opt) {
+ if (strcasecmp(opt, "true") == 0) {
+ s->use_tls = true;
+ } else if (strcasecmp(opt, "false") == 0) {
+ s->use_tls = false;
+ } else {
+ composite_error(c, NT_STATUS_INVALID_PARAMETER_MIX);
+ return c;
+ }
+ } else {
+ s->use_tls = true;
+ }
+
+ /* RPC Proxy */
+ proxy = port = talloc_strdup(s, dcerpc_binding_get_string_option(
+ io->binding, "RpcProxy"));
+ s->rpc_proxy = strsep(&port, ":");
+ if (proxy && port) {
+ s->rpc_proxy_port = atoi(port);
+ } else {
+ s->rpc_proxy_port = s->use_tls ? 443 : 80;
+ }
+ if (s->rpc_proxy == NULL) {
+ s->rpc_proxy = talloc_strdup(s, s->rpc_server);
+ if (composite_nomem(s->rpc_proxy, c)) return c;
+ }
+
+ /* HTTP Proxy */
+ proxy = port = talloc_strdup(s, dcerpc_binding_get_string_option(
+ io->binding, "HttpProxy"));
+ s->http_proxy = strsep(&port, ":");
+ if (proxy && port) {
+ s->http_proxy_port = atoi(port);
+ } else {
+ s->http_proxy_port = s->use_tls ? 443 : 80;
+ }
+
+ /* Use local proxy */
+ use_proxy = dcerpc_binding_get_string_option(io->binding,
+ "HttpConnectOption");
+ if (use_proxy && strcasecmp(use_proxy, "UseHttpProxy")) {
+ s->use_proxy = true;
+ }
+
+ /* If use local proxy set, the http proxy should be provided */
+ if (s->use_proxy && !s->http_proxy) {
+ composite_error(c, NT_STATUS_INVALID_PARAMETER_MIX);
+ return c;
+ }
+
+ /* Check which HTTP authentication method to use */
+ opt = dcerpc_binding_get_string_option(io->binding, "HttpAuthOption");
+ if (opt) {
+ if (strcasecmp(opt, "basic") == 0) {
+ s->http_auth = HTTP_AUTH_BASIC;
+ } else if (strcasecmp(opt, "ntlm") == 0) {
+ s->http_auth = HTTP_AUTH_NTLM;
+ } else if (strcasecmp(opt, "negotiate") == 0) {
+ s->http_auth = HTTP_AUTH_NEGOTIATE;
+ } else {
+ composite_error(c, NT_STATUS_INVALID_PARAMETER_MIX);
+ return c;
+ }
+ } else {
+ s->http_auth = HTTP_AUTH_NTLM;
+ }
+
+ subreq = dcerpc_pipe_open_roh_send(s->io.conn, s->localaddr,
+ s->rpc_server, s->rpc_server_port,
+ s->rpc_proxy, s->rpc_proxy_port,
+ s->http_proxy, s->http_proxy_port,
+ s->use_tls, s->use_proxy,
+ s->io.creds, io->resolve_ctx,
+ s->lp_ctx, s->http_auth);
+ if (composite_nomem(subreq, c)) return c;
+
+ tevent_req_set_callback(subreq, continue_pipe_open_ncacn_http, c);
return c;
}
-
-/*
- Receive result of a rpc connection to a rpc pipe on TCP/IP
-*/
-static NTSTATUS dcerpc_pipe_connect_ncacn_ip_tcp_recv(struct composite_context *c)
+static NTSTATUS dcerpc_pipe_connect_ncacn_http_recv(struct composite_context *c)
{
- NTSTATUS status = composite_wait(c);
-
- talloc_free(c);
- return status;
+ return composite_wait_free(c);
}
struct composite_context *pipe_req;
/* composite context allocation and setup */
- c = composite_create(mem_ctx, io->pipe->conn->event_ctx);
+ c = composite_create(mem_ctx, io->conn->event_ctx);
if (c == NULL) return NULL;
s = talloc_zero(c, struct pipe_unix_state);
/* prepare pipe open parameters and store them in state structure
also, verify whether biding endpoint is not null */
s->io = *io;
-
- if (!io->binding->endpoint) {
- DEBUG(0, ("Path to unix socket not specified\n"));
- composite_error(c, NT_STATUS_INVALID_PARAMETER);
+
+ s->path = dcerpc_binding_get_string_option(io->binding, "endpoint");
+ if (s->path == NULL) {
+ composite_error(c, NT_STATUS_INVALID_PARAMETER_MIX);
return c;
}
- s->path = talloc_strdup(c, io->binding->endpoint); /* path is a binding endpoint here */
- if (composite_nomem(s->path, c)) return c;
-
/* send pipe open request on unix socket */
- pipe_req = dcerpc_pipe_open_unix_stream_send(s->io.pipe->conn, s->path);
+ pipe_req = dcerpc_pipe_open_unix_stream_send(s->io.conn, s->path);
composite_continue(c, pipe_req, continue_pipe_open_ncacn_unix_stream, c);
return c;
}
the binding structure to determine the endpoint and options
*/
static struct composite_context* dcerpc_pipe_connect_ncalrpc_send(TALLOC_CTX *mem_ctx,
- struct dcerpc_pipe_connect *io, struct loadparm_context *lp_ctx)
+ struct dcerpc_pipe_connect *io)
{
struct composite_context *c;
struct pipe_ncalrpc_state *s;
struct composite_context *pipe_req;
+ const char *endpoint;
/* composite context allocation and setup */
- c = composite_create(mem_ctx, io->pipe->conn->event_ctx);
+ c = composite_create(mem_ctx, io->conn->event_ctx);
if (c == NULL) return NULL;
s = talloc_zero(c, struct pipe_ncalrpc_state);
/* store input parameters in state structure */
s->io = *io;
+ endpoint = dcerpc_binding_get_string_option(io->binding, "endpoint");
+ if (endpoint == NULL) {
+ composite_error(c, NT_STATUS_INVALID_PARAMETER_MIX);
+ return c;
+ }
+
/* send pipe open request */
- pipe_req = dcerpc_pipe_open_pipe_send(s->io.pipe->conn, lp_ncalrpc_dir(lp_ctx),
- s->io.binding->endpoint);
+ pipe_req = dcerpc_pipe_open_pipe_send(s->io.conn,
+ s->io.ncalrpc.dir,
+ endpoint);
composite_continue(c, pipe_req, continue_pipe_open_ncalrpc, c);
return c;
}
static void continue_map_binding(struct composite_context *ctx);
static void continue_connect(struct composite_context *c, struct pipe_connect_state *s);
-static void continue_pipe_connect_ncacn_np_smb2(struct composite_context *ctx);
static void continue_pipe_connect_ncacn_np_smb(struct composite_context *ctx);
static void continue_pipe_connect_ncacn_ip_tcp(struct composite_context *ctx);
+static void continue_pipe_connect_ncacn_http(struct composite_context *ctx);
static void continue_pipe_connect_ncacn_unix(struct composite_context *ctx);
static void continue_pipe_connect_ncalrpc(struct composite_context *ctx);
static void continue_pipe_connect(struct composite_context *c, struct pipe_connect_state *s);
struct composite_context);
struct pipe_connect_state *s = talloc_get_type(c->private_data,
struct pipe_connect_state);
-
+ const char *endpoint;
+
c->status = dcerpc_epm_map_binding_recv(ctx);
if (!composite_is_ok(c)) return;
- DEBUG(2,("Mapped to DCERPC endpoint %s\n", s->binding->endpoint));
-
+ endpoint = dcerpc_binding_get_string_option(s->binding, "endpoint");
+ DEBUG(4,("Mapped to DCERPC endpoint %s\n", endpoint));
+
continue_connect(c, s);
}
struct dcerpc_pipe_connect pc;
/* potential exits to another stage by sending an async request */
- struct composite_context *ncacn_np_smb2_req;
struct composite_context *ncacn_np_smb_req;
struct composite_context *ncacn_ip_tcp_req;
+ struct composite_context *ncacn_http_req;
struct composite_context *ncacn_unix_req;
struct composite_context *ncalrpc_req;
+ enum dcerpc_transport_t transport;
+ const char *endpoint = NULL;
/* dcerpc pipe connect input parameters */
- pc.pipe = s->pipe;
+ ZERO_STRUCT(pc);
+ pc.conn = s->pipe->conn;
pc.binding = s->binding;
pc.interface = s->table;
pc.creds = s->credentials;
- pc.resolve_ctx = lp_resolve_context(s->lp_ctx);
+ pc.resolve_ctx = lpcfg_resolve_context(s->lp_ctx);
+
+ transport = dcerpc_binding_get_transport(s->binding);
/* connect dcerpc pipe depending on required transport */
- switch (s->binding->transport) {
+ switch (transport) {
case NCACN_NP:
- if (pc.binding->flags & DCERPC_SMB2) {
- /* new varient of SMB a.k.a. SMB2 */
- ncacn_np_smb2_req = dcerpc_pipe_connect_ncacn_np_smb2_send(c, &pc, s->lp_ctx);
- composite_continue(c, ncacn_np_smb2_req, continue_pipe_connect_ncacn_np_smb2, c);
- return;
-
- } else {
- /* good old ordinary SMB */
- ncacn_np_smb_req = dcerpc_pipe_connect_ncacn_np_smb_send(c, &pc, s->lp_ctx);
- composite_continue(c, ncacn_np_smb_req, continue_pipe_connect_ncacn_np_smb, c);
- return;
+ /*
+ * SMB1/2/3...
+ */
+
+ endpoint = dcerpc_binding_get_string_option(pc.binding,
+ "endpoint");
+ if (endpoint != NULL) {
+ NTSTATUS status;
+
+ pc.smb.pipe_name = endpoint;
+
+ status = dcerpc_binding_get_smbXcli_pointers(pc.binding,
+ &pc.smb.conn,
+ &pc.smb.session,
+ &pc.smb.tcon);
+ if (!NT_STATUS_IS_OK(status)) {
+ ZERO_STRUCT(pc.smb);
+ }
}
- break;
+
+ ncacn_np_smb_req = dcerpc_pipe_connect_ncacn_np_smb_send(c, &pc, s->lp_ctx);
+ composite_continue(c, ncacn_np_smb_req, continue_pipe_connect_ncacn_np_smb, c);
+ return;
case NCACN_IP_TCP:
ncacn_ip_tcp_req = dcerpc_pipe_connect_ncacn_ip_tcp_send(c, &pc);
composite_continue(c, ncacn_ip_tcp_req, continue_pipe_connect_ncacn_ip_tcp, c);
return;
+ case NCACN_HTTP:
+ ncacn_http_req = dcerpc_pipe_connect_ncacn_http_send(c, &pc, s->lp_ctx);
+ composite_continue(c, ncacn_http_req, continue_pipe_connect_ncacn_http, c);
+ return;
+
case NCACN_UNIX_STREAM:
ncacn_unix_req = dcerpc_pipe_connect_ncacn_unix_stream_send(c, &pc);
composite_continue(c, ncacn_unix_req, continue_pipe_connect_ncacn_unix, c);
return;
case NCALRPC:
- ncalrpc_req = dcerpc_pipe_connect_ncalrpc_send(c, &pc, s->lp_ctx);
+ pc.ncalrpc.dir = lpcfg_ncalrpc_dir(s->lp_ctx);
+ c->status = dcerpc_binding_set_string_option(s->binding, "ncalrpc_dir",
+ pc.ncalrpc.dir);
+ if (!composite_is_ok(c)) return;
+ ncalrpc_req = dcerpc_pipe_connect_ncalrpc_send(c, &pc);
composite_continue(c, ncalrpc_req, continue_pipe_connect_ncalrpc, c);
return;
/*
Stage 3 of pipe_connect_b: Receive result of pipe connect request on
- named pipe on smb2
+ named pipe on smb
*/
-static void continue_pipe_connect_ncacn_np_smb2(struct composite_context *ctx)
+static void continue_pipe_connect_ncacn_np_smb(struct composite_context *ctx)
{
struct composite_context *c = talloc_get_type(ctx->async.private_data,
struct composite_context);
struct pipe_connect_state *s = talloc_get_type(c->private_data,
struct pipe_connect_state);
- c->status = dcerpc_pipe_connect_ncacn_np_smb2_recv(ctx);
+ c->status = dcerpc_pipe_connect_ncacn_np_smb_recv(ctx);
if (!composite_is_ok(c)) return;
-
+
continue_pipe_connect(c, s);
}
/*
- Stage 3 of pipe_connect_b: Receive result of pipe connect request on
- named pipe on smb
+ Stage 3 of pipe_connect_b: Receive result of pipe connect request on tcp/ip
*/
-static void continue_pipe_connect_ncacn_np_smb(struct composite_context *ctx)
+static void continue_pipe_connect_ncacn_ip_tcp(struct composite_context *ctx)
{
struct composite_context *c = talloc_get_type(ctx->async.private_data,
struct composite_context);
struct pipe_connect_state *s = talloc_get_type(c->private_data,
struct pipe_connect_state);
- c->status = dcerpc_pipe_connect_ncacn_np_smb_recv(ctx);
+ c->status = dcerpc_pipe_connect_ncacn_ip_tcp_recv(ctx);
if (!composite_is_ok(c)) return;
-
+
continue_pipe_connect(c, s);
}
/*
- Stage 3 of pipe_connect_b: Receive result of pipe connect request on tcp/ip
+ Stage 3 of pipe_connect_b: Receive result of pipe connect request on http
*/
-static void continue_pipe_connect_ncacn_ip_tcp(struct composite_context *ctx)
+static void continue_pipe_connect_ncacn_http(struct composite_context *ctx)
{
struct composite_context *c = talloc_get_type(ctx->async.private_data,
struct composite_context);
struct pipe_connect_state *s = talloc_get_type(c->private_data,
struct pipe_connect_state);
- c->status = dcerpc_pipe_connect_ncacn_ip_tcp_recv(ctx);
+ c->status = dcerpc_pipe_connect_ncacn_http_recv(ctx);
if (!composite_is_ok(c)) return;
continue_pipe_connect(c, s);
{
struct composite_context *auth_bind_req;
- s->pipe->binding = s->binding;
- if (!talloc_reference(s->pipe, s->binding)) {
- composite_error(c, NT_STATUS_NO_MEMORY);
- return;
- }
+ s->pipe->binding = talloc_move(s->pipe, &s->binding);
- auth_bind_req = dcerpc_pipe_auth_send(s->pipe, s->binding, s->table,
+ auth_bind_req = dcerpc_pipe_auth_send(s->pipe, s->pipe->binding, s->table,
s->credentials, s->lp_ctx);
composite_continue(c, auth_bind_req, continue_pipe_auth, c);
}
/*
handle timeouts of a dcerpc connect
*/
-static void dcerpc_connect_timeout_handler(struct event_context *ev, struct timed_event *te,
- struct timeval t, void *private)
+static void dcerpc_connect_timeout_handler(struct tevent_context *ev, struct tevent_timer *te,
+ struct timeval t, void *private_data)
{
- struct composite_context *c = talloc_get_type(private, struct composite_context);
- composite_error(c, NT_STATUS_IO_TIMEOUT);
+ struct composite_context *c = talloc_get_type_abort(private_data,
+ struct composite_context);
+ struct pipe_connect_state *s = talloc_get_type_abort(c->private_data, struct pipe_connect_state);
+ if (!s->pipe->inhibit_timeout_processing) {
+ composite_error(c, NT_STATUS_IO_TIMEOUT);
+ } else {
+ s->pipe->timed_out = true;
+ }
}
/*
specified binding structure to determine the endpoint and options
*/
_PUBLIC_ struct composite_context* dcerpc_pipe_connect_b_send(TALLOC_CTX *parent_ctx,
- struct dcerpc_binding *binding,
+ const struct dcerpc_binding *binding,
const struct ndr_interface_table *table,
struct cli_credentials *credentials,
- struct event_context *ev,
+ struct tevent_context *ev,
struct loadparm_context *lp_ctx)
{
struct composite_context *c;
struct pipe_connect_state *s;
- struct event_context *new_ev = NULL;
+ enum dcerpc_transport_t transport;
+ const char *endpoint = NULL;
+ struct cli_credentials *epm_creds = NULL;
/* composite context allocation and setup */
c = composite_create(parent_ctx, ev);
if (c == NULL) {
- talloc_free(new_ev);
return NULL;
}
- talloc_steal(c, new_ev);
s = talloc_zero(c, struct pipe_connect_state);
if (composite_nomem(s, c)) return c;
c->private_data = s;
/* initialise dcerpc pipe structure */
- s->pipe = dcerpc_pipe_init(c, ev, lp_iconv_convenience(lp_ctx));
+ s->pipe = dcerpc_pipe_init(c, ev);
if (composite_nomem(s->pipe, c)) return c;
+ if (DEBUGLEVEL >= 10)
+ s->pipe->conn->packet_log_dir = lpcfg_lock_directory(lp_ctx);
+
/* store parameters in state structure */
- s->binding = binding;
+ s->binding = dcerpc_binding_dup(s, binding);
+ if (composite_nomem(s->binding, c)) return c;
s->table = table;
s->credentials = credentials;
s->lp_ctx = lp_ctx;
- event_add_timed(c->event_ctx, c,
- timeval_current_ofs(DCERPC_REQUEST_TIMEOUT, 0),
- dcerpc_connect_timeout_handler, c);
-
- switch (s->binding->transport) {
- case NCA_UNKNOWN: {
- struct composite_context *binding_req;
- binding_req = dcerpc_epm_map_binding_send(c, s->binding, s->table,
- s->pipe->conn->event_ctx,
- s->lp_ctx);
- composite_continue(c, binding_req, continue_map_binding, c);
- return c;
- }
+ s->pipe->timed_out = false;
+ s->pipe->inhibit_timeout_processing = false;
+
+ tevent_add_timer(c->event_ctx, c,
+ timeval_current_ofs(DCERPC_REQUEST_TIMEOUT, 0),
+ dcerpc_connect_timeout_handler, c);
+ transport = dcerpc_binding_get_transport(s->binding);
+
+ switch (transport) {
case NCACN_NP:
case NCACN_IP_TCP:
case NCALRPC:
- if (!s->binding->endpoint) {
- struct composite_context *binding_req;
- binding_req = dcerpc_epm_map_binding_send(c, s->binding, s->table,
- s->pipe->conn->event_ctx,
- s->lp_ctx);
- composite_continue(c, binding_req, continue_map_binding, c);
- return c;
- }
+ endpoint = dcerpc_binding_get_string_option(s->binding, "endpoint");
+
+ /* anonymous credentials for rpc connection used to get endpoint mapping */
+ epm_creds = cli_credentials_init_anon(s);
+ if (composite_nomem(epm_creds, c)) return c;
+ break;
+ case NCACN_HTTP:
+ endpoint = dcerpc_binding_get_string_option(s->binding, "endpoint");
+ epm_creds = credentials;
+ break;
default:
break;
}
+ if (endpoint == NULL) {
+ struct composite_context *binding_req;
+
+ binding_req = dcerpc_epm_map_binding_send(c, s->binding, s->table,
+ epm_creds,
+ s->pipe->conn->event_ctx,
+ s->lp_ctx);
+ composite_continue(c, binding_req, continue_map_binding, c);
+ return c;
+ }
+
continue_connect(c, s);
return c;
}
*/
_PUBLIC_ NTSTATUS dcerpc_pipe_connect_b(TALLOC_CTX *parent_ctx,
struct dcerpc_pipe **pp,
- struct dcerpc_binding *binding,
+ const struct dcerpc_binding *binding,
const struct ndr_interface_table *table,
struct cli_credentials *credentials,
- struct event_context *ev,
+ struct tevent_context *ev,
struct loadparm_context *lp_ctx)
{
struct composite_context *c;
const char *binding,
const struct ndr_interface_table *table,
struct cli_credentials *credentials,
- struct event_context *ev, struct loadparm_context *lp_ctx)
+ struct tevent_context *ev, struct loadparm_context *lp_ctx)
{
struct composite_context *c;
struct pipe_conn_state *s;
const char *binding,
const struct ndr_interface_table *table,
struct cli_credentials *credentials,
- struct event_context *ev,
+ struct tevent_context *ev,
struct loadparm_context *lp_ctx)
{
struct composite_context *c;