#include "librpc/rpc/rpc_common.h"
#include "lib/util/samba_modules.h"
#include "librpc/gen_ndr/ndr_dcerpc.h"
+#include "../lib/util/tevent_ntstatus.h"
static NTSTATUS dcesrv_negotiate_contexts(struct dcesrv_call_state *call,
const struct dcerpc_bind *b,
/*
find the earlier parts of a fragmented call awaiting reassembily
*/
-static struct dcesrv_call_state *dcesrv_find_fragmented_call(struct dcesrv_connection *dce_conn, uint16_t call_id)
+static struct dcesrv_call_state *dcesrv_find_fragmented_call(struct dcesrv_connection *dce_conn, uint32_t call_id)
{
struct dcesrv_call_state *c;
for (c=dce_conn->incoming_fragmented_call_list;c;c=c->next) {
enum dcerpc_transport_t transport;
char *ep_string = NULL;
bool use_single_process = true;
-
+ const char *ep_process_string;
+
+ /*
+ * If we are not using handles, there is no need for force
+ * this service into using a single process.
+ *
+ * However, due to the way we listen for RPC packets, we can
+ * only do this if we have a single service per pipe or TCP
+ * port, so we still force a single combined process for
+ * ncalrpc.
+ */
+ if (iface->flags & DCESRV_INTERFACE_FLAGS_HANDLES_NOT_USED) {
+ use_single_process = false;
+ }
+
status = dcerpc_parse_binding(dce_ctx, ep_name, &binding);
if (NT_STATUS_IS_ERR(status)) {
* If we have mulitiple endpoints on port 0, they each
* get an epemeral port (currently by walking up from
* 1024).
+ *
+ * Because one endpoint can only have one process
+ * model, we add a new IP_TCP endpoint for each model.
+ *
+ * This works in conjunction with the forced overwrite
+ * of ep->use_single_process below.
*/
- if (!use_single_process && transport == NCACN_IP_TCP) {
+ if (ep->use_single_process != use_single_process
+ && transport == NCACN_IP_TCP) {
add_ep = true;
}
}
/* Re-get the string as we may have set a port */
ep_string = dcerpc_binding_string(dce_ctx, ep->ep_description);
- DEBUG(4,("dcesrv_interface_register: interface '%s' registered on endpoint '%s'\n",
- iface->name, ep_string));
+ if (use_single_process) {
+ ep_process_string = "single process required";
+ } else {
+ ep_process_string = "multi process compatible";
+ }
+
+ DBG_INFO("dcesrv_interface_register: interface '%s' "
+ "registered on endpoint '%s' (%s)\n",
+ iface->name, ep_string, ep_process_string);
TALLOC_FREE(ep_string);
return NT_STATUS_OK;
}
+static NTSTATUS dcesrv_session_info_session_key(struct dcesrv_auth *auth,
+ DATA_BLOB *session_key)
+{
+ if (auth->session_info == NULL) {
+ return NT_STATUS_NO_USER_SESSION_KEY;
+ }
+
+ if (auth->session_info->session_key.length == 0) {
+ return NT_STATUS_NO_USER_SESSION_KEY;
+ }
+
+ *session_key = auth->session_info->session_key;
+ return NT_STATUS_OK;
+}
+
+static NTSTATUS dcesrv_remote_session_key(struct dcesrv_auth *auth,
+ DATA_BLOB *session_key)
+{
+ if (auth->auth_type != DCERPC_AUTH_TYPE_NONE) {
+ return NT_STATUS_NO_USER_SESSION_KEY;
+ }
+
+ return dcesrv_session_info_session_key(auth, session_key);
+}
+
+static NTSTATUS dcesrv_local_fixed_session_key(struct dcesrv_auth *auth,
+ DATA_BLOB *session_key)
+{
+ return dcerpc_generic_session_key(NULL, session_key);
+}
+
NTSTATUS dcesrv_inherited_session_key(struct dcesrv_connection *p,
DATA_BLOB *session_key)
{
- if (p->auth_state.session_info->session_key.length) {
- *session_key = p->auth_state.session_info->session_key;
- return NT_STATUS_OK;
- }
- return NT_STATUS_NO_USER_SESSION_KEY;
+ struct dcesrv_auth *auth = &p->auth_state;
+
+ return dcesrv_remote_session_key(auth, session_key);
+}
+
+/*
+ * Fetch the authentication session key if available.
+ *
+ * This is the key generated by a gensec authentication.
+ *
+ */
+_PUBLIC_ NTSTATUS dcesrv_auth_session_key(struct dcesrv_call_state *call,
+ DATA_BLOB *session_key)
+{
+ struct dcesrv_auth *auth = &call->conn->auth_state;
+
+ return dcesrv_session_info_session_key(auth, session_key);
}
/*
_PUBLIC_ NTSTATUS dcesrv_fetch_session_key(struct dcesrv_connection *p,
DATA_BLOB *session_key)
{
- NTSTATUS status = p->auth_state.session_key(p, session_key);
+ struct dcesrv_auth *auth = &p->auth_state;
+ NTSTATUS status;
+
+ if (auth->session_key_fn == NULL) {
+ return NT_STATUS_NO_USER_SESSION_KEY;
+ }
+
+ status = auth->session_key_fn(auth, session_key);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
return NT_STATUS_OK;
}
+/*
+ * Fetch the transport session key if available.
+ * Typically this is the SMB session key
+ * or a fixed key for local transports.
+ *
+ * The key is always truncated to 16 bytes.
+*/
+_PUBLIC_ NTSTATUS dcesrv_transport_session_key(struct dcesrv_call_state *call,
+ DATA_BLOB *session_key)
+{
+ return dcesrv_fetch_session_key(call->conn, session_key);
+}
+
/*
connect to a dcerpc endpoint
*/
-_PUBLIC_ NTSTATUS dcesrv_endpoint_connect(struct dcesrv_context *dce_ctx,
+static NTSTATUS dcesrv_endpoint_connect(struct dcesrv_context *dce_ctx,
TALLOC_CTX *mem_ctx,
const struct dcesrv_endpoint *ep,
struct auth_session_info *session_info,
uint32_t state_flags,
struct dcesrv_connection **_p)
{
+ enum dcerpc_transport_t transport =
+ dcerpc_binding_get_transport(ep->ep_description);
struct dcesrv_connection *p;
if (!session_info) {
p->dce_ctx = dce_ctx;
p->endpoint = ep;
p->packet_log_dir = lpcfg_lock_directory(dce_ctx->lp_ctx);
- p->auth_state.session_info = session_info;
- p->auth_state.session_key = dcesrv_generic_session_key;
p->event_ctx = event_ctx;
p->msg_ctx = msg_ctx;
p->server_id = server_id;
p->max_xmit_frag = 5840;
p->max_total_request_size = DCERPC_NCACN_REQUEST_DEFAULT_MAX_SIZE;
+ p->auth_state.session_info = session_info;
+ switch (transport) {
+ case NCACN_NP:
+ p->auth_state.session_key_fn = dcesrv_remote_session_key;
+ break;
+ case NCALRPC:
+ case NCACN_UNIX_STREAM:
+ p->auth_state.session_key_fn = dcesrv_local_fixed_session_key;
+ break;
+ default:
+ /*
+ * All other's get a NULL pointer, which
+ * results in NT_STATUS_NO_USER_SESSION_KEY
+ */
+ break;
+ }
+
/*
* For now we only support NDR32.
*/
return NT_STATUS_OK;
}
+struct dcesrv_conn_auth_wait_context {
+ struct tevent_req *req;
+ bool done;
+ NTSTATUS status;
+};
+
+struct dcesrv_conn_auth_wait_state {
+ uint8_t dummy;
+};
+
+static struct tevent_req *dcesrv_conn_auth_wait_send(TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ void *private_data)
+{
+ struct dcesrv_conn_auth_wait_context *auth_wait =
+ talloc_get_type_abort(private_data,
+ struct dcesrv_conn_auth_wait_context);
+ struct tevent_req *req = NULL;
+ struct dcesrv_conn_auth_wait_state *state = NULL;
+
+ req = tevent_req_create(mem_ctx, &state,
+ struct dcesrv_conn_auth_wait_state);
+ if (req == NULL) {
+ return NULL;
+ }
+ auth_wait->req = req;
+
+ tevent_req_defer_callback(req, ev);
+
+ if (!auth_wait->done) {
+ return req;
+ }
+
+ if (tevent_req_nterror(req, auth_wait->status)) {
+ return tevent_req_post(req, ev);
+ }
+
+ tevent_req_done(req);
+ return tevent_req_post(req, ev);
+}
+
+static NTSTATUS dcesrv_conn_auth_wait_recv(struct tevent_req *req)
+{
+ return tevent_req_simple_recv_ntstatus(req);
+}
+
+static NTSTATUS dcesrv_conn_auth_wait_setup(struct dcesrv_connection *conn)
+{
+ struct dcesrv_conn_auth_wait_context *auth_wait = NULL;
+
+ if (conn->wait_send != NULL) {
+ return NT_STATUS_INTERNAL_ERROR;
+ }
+
+ auth_wait = talloc_zero(conn, struct dcesrv_conn_auth_wait_context);
+ if (auth_wait == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ conn->wait_private = auth_wait;
+ conn->wait_send = dcesrv_conn_auth_wait_send;
+ conn->wait_recv = dcesrv_conn_auth_wait_recv;
+ return NT_STATUS_OK;
+}
+
+static void dcesrv_conn_auth_wait_finished(struct dcesrv_connection *conn,
+ NTSTATUS status)
+{
+ struct dcesrv_conn_auth_wait_context *auth_wait =
+ talloc_get_type_abort(conn->wait_private,
+ struct dcesrv_conn_auth_wait_context);
+
+ auth_wait->done = true;
+ auth_wait->status = status;
+
+ if (auth_wait->req == NULL) {
+ return;
+ }
+
+ if (tevent_req_nterror(auth_wait->req, status)) {
+ return;
+ }
+
+ tevent_req_done(auth_wait->req);
+}
+
+static NTSTATUS dcesrv_auth_reply(struct dcesrv_call_state *call);
+
+static void dcesrv_bind_done(struct tevent_req *subreq);
+
/*
handle a bind request
*/
static NTSTATUS dcesrv_bind(struct dcesrv_call_state *call)
{
- struct ncacn_packet pkt;
- struct data_blob_list_item *rep;
+ struct dcesrv_connection *conn = call->conn;
+ struct ncacn_packet *pkt = &call->ack_pkt;
NTSTATUS status;
uint32_t extra_flags = 0;
uint16_t max_req = 0;
uint16_t max_rep = 0;
const char *ep_prefix = "";
const char *endpoint = NULL;
+ struct dcesrv_auth *auth = &call->conn->auth_state;
struct dcerpc_ack_ctx *ack_ctx_list = NULL;
struct dcerpc_ack_ctx *ack_features = NULL;
+ struct tevent_req *subreq = NULL;
size_t i;
status = dcerpc_verify_ncacn_packet_header(&call->pkt,
}
/*
- * At this point we know which interface (eg netlogon, lsa,
- * drsuapi) the caller requested. This is available on
- * call->conntext->iface.
+ * At this point we still don't know which interface (eg
+ * netlogon, lsa, drsuapi) the caller requested in this bind!
+ * The most recently added context is available as the first
+ * element in the linked list at call->conn->contexts, that is
+ * call->conn->contexts->iface, but they may not have
+ * requested one at all!
*/
if ((call->pkt.pfc_flags & DCERPC_PFC_FLAG_CONC_MPX) &&
* is being requested.
*/
if (!dcesrv_auth_bind(call)) {
- struct dcesrv_auth *auth = &call->conn->auth_state;
-
- TALLOC_FREE(call->context);
if (auth->auth_level == DCERPC_AUTH_LEVEL_NONE) {
/*
}
/* setup a bind_ack */
- dcesrv_init_hdr(&pkt, lpcfg_rpc_big_endian(call->conn->dce_ctx->lp_ctx));
- pkt.auth_length = 0;
- pkt.call_id = call->pkt.call_id;
- pkt.ptype = DCERPC_PKT_BIND_ACK;
- pkt.pfc_flags = DCERPC_PFC_FLAG_FIRST | DCERPC_PFC_FLAG_LAST | extra_flags;
- pkt.u.bind_ack.max_xmit_frag = call->conn->max_xmit_frag;
- pkt.u.bind_ack.max_recv_frag = call->conn->max_recv_frag;
- pkt.u.bind_ack.assoc_group_id = call->conn->assoc_group->id;
+ dcesrv_init_hdr(pkt, lpcfg_rpc_big_endian(call->conn->dce_ctx->lp_ctx));
+ pkt->auth_length = 0;
+ pkt->call_id = call->pkt.call_id;
+ pkt->ptype = DCERPC_PKT_BIND_ACK;
+ pkt->pfc_flags = DCERPC_PFC_FLAG_FIRST | DCERPC_PFC_FLAG_LAST | extra_flags;
+ pkt->u.bind_ack.max_xmit_frag = call->conn->max_xmit_frag;
+ pkt->u.bind_ack.max_recv_frag = call->conn->max_recv_frag;
+ pkt->u.bind_ack.assoc_group_id = call->conn->assoc_group->id;
endpoint = dcerpc_binding_get_string_option(
call->conn->endpoint->ep_description,
endpoint += 6;
}
- pkt.u.bind_ack.secondary_address = talloc_asprintf(call, "%s%s",
+ pkt->u.bind_ack.secondary_address = talloc_asprintf(call, "%s%s",
ep_prefix,
endpoint);
- if (pkt.u.bind_ack.secondary_address == NULL) {
- TALLOC_FREE(call->context);
+ if (pkt->u.bind_ack.secondary_address == NULL) {
return NT_STATUS_NO_MEMORY;
}
- pkt.u.bind_ack.num_results = call->pkt.u.bind.num_contexts;
- pkt.u.bind_ack.ctx_list = ack_ctx_list;
- pkt.u.bind_ack.auth_info = data_blob_null;
+ pkt->u.bind_ack.num_results = call->pkt.u.bind.num_contexts;
+ pkt->u.bind_ack.ctx_list = ack_ctx_list;
+ pkt->u.bind_ack.auth_info = data_blob_null;
- status = dcesrv_auth_bind_ack(call, &pkt);
+ status = dcesrv_auth_prepare_bind_ack(call, pkt);
if (!NT_STATUS_IS_OK(status)) {
- TALLOC_FREE(call->context);
return dcesrv_bind_nak(call, 0);
}
+ if (auth->auth_finished) {
+ return dcesrv_auth_reply(call);
+ }
+
+ subreq = gensec_update_send(call, call->event_ctx,
+ auth->gensec_security,
+ call->in_auth_info.credentials);
+ if (subreq == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ tevent_req_set_callback(subreq, dcesrv_bind_done, call);
+
+ return dcesrv_conn_auth_wait_setup(conn);
+}
+
+static void dcesrv_bind_done(struct tevent_req *subreq)
+{
+ struct dcesrv_call_state *call =
+ tevent_req_callback_data(subreq,
+ struct dcesrv_call_state);
+ struct dcesrv_connection *conn = call->conn;
+ NTSTATUS status;
+
+ status = gensec_update_recv(subreq, call,
+ &call->out_auth_info->credentials);
+ TALLOC_FREE(subreq);
+
+ status = dcesrv_auth_complete(call, status);
+ if (!NT_STATUS_IS_OK(status)) {
+ status = dcesrv_bind_nak(call, 0);
+ dcesrv_conn_auth_wait_finished(conn, status);
+ return;
+ }
+
+ status = dcesrv_auth_reply(call);
+ dcesrv_conn_auth_wait_finished(conn, status);
+ return;
+}
+
+static NTSTATUS dcesrv_auth_reply(struct dcesrv_call_state *call)
+{
+ struct ncacn_packet *pkt = &call->ack_pkt;
+ struct data_blob_list_item *rep = NULL;
+ NTSTATUS status;
+
rep = talloc_zero(call, struct data_blob_list_item);
if (!rep) {
- TALLOC_FREE(call->context);
return NT_STATUS_NO_MEMORY;
}
- status = ncacn_push_auth(&rep->blob, call, &pkt,
+ status = ncacn_push_auth(&rep->blob, call, pkt,
call->out_auth_info);
if (!NT_STATUS_IS_OK(status)) {
- TALLOC_FREE(call->context);
return status;
}
}
+static void dcesrv_auth3_done(struct tevent_req *subreq);
+
/*
handle a auth3 request
*/
static NTSTATUS dcesrv_auth3(struct dcesrv_call_state *call)
{
+ struct dcesrv_connection *conn = call->conn;
+ struct dcesrv_auth *auth = &call->conn->auth_state;
+ struct tevent_req *subreq = NULL;
NTSTATUS status;
if (!call->conn->allow_auth3) {
}
/* handle the auth3 in the auth code */
- if (!dcesrv_auth_auth3(call)) {
+ if (!dcesrv_auth_prepare_auth3(call)) {
+ /*
+ * we don't send a reply to a auth3 request,
+ * except by a fault.
+ *
+ * In anycase we mark the connection as
+ * invalid.
+ */
call->conn->auth_state.auth_invalid = true;
if (call->fault_code != 0) {
return dcesrv_fault_disconnect(call, call->fault_code);
}
+ TALLOC_FREE(call);
+ return NT_STATUS_OK;
}
- talloc_free(call);
+ subreq = gensec_update_send(call, call->event_ctx,
+ auth->gensec_security,
+ call->in_auth_info.credentials);
+ if (subreq == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ tevent_req_set_callback(subreq, dcesrv_auth3_done, call);
- /* we don't send a reply to a auth3 request, except by a
- fault */
- return NT_STATUS_OK;
+ return dcesrv_conn_auth_wait_setup(conn);
+}
+
+static void dcesrv_auth3_done(struct tevent_req *subreq)
+{
+ struct dcesrv_call_state *call =
+ tevent_req_callback_data(subreq,
+ struct dcesrv_call_state);
+ struct dcesrv_connection *conn = call->conn;
+ NTSTATUS status;
+
+ status = gensec_update_recv(subreq, call,
+ &call->out_auth_info->credentials);
+ TALLOC_FREE(subreq);
+
+ status = dcesrv_auth_complete(call, status);
+ if (!NT_STATUS_IS_OK(status)) {
+ /*
+ * we don't send a reply to a auth3 request,
+ * except by a fault.
+ *
+ * In anycase we mark the connection as
+ * invalid.
+ */
+ call->conn->auth_state.auth_invalid = true;
+ if (call->fault_code != 0) {
+ status = dcesrv_fault_disconnect(call, call->fault_code);
+ dcesrv_conn_auth_wait_finished(conn, status);
+ return;
+ }
+ TALLOC_FREE(call);
+ dcesrv_conn_auth_wait_finished(conn, NT_STATUS_OK);
+ return;
+ }
+
+ /*
+ * we don't send a reply to a auth3 request.
+ */
+ TALLOC_FREE(call);
+ dcesrv_conn_auth_wait_finished(conn, NT_STATUS_OK);
+ return;
}
return NT_STATUS_OK;
}
+static void dcesrv_alter_done(struct tevent_req *subreq);
+
/*
handle a alter context request
*/
static NTSTATUS dcesrv_alter(struct dcesrv_call_state *call)
{
+ struct dcesrv_connection *conn = call->conn;
NTSTATUS status;
bool auth_ok = false;
- struct ncacn_packet pkt;
+ struct ncacn_packet *pkt = &call->ack_pkt;
uint32_t extra_flags = 0;
- struct data_blob_list_item *rep = NULL;
+ struct dcesrv_auth *auth = &call->conn->auth_state;
struct dcerpc_ack_ctx *ack_ctx_list = NULL;
+ struct tevent_req *subreq = NULL;
size_t i;
if (!call->conn->allow_alter) {
return dcesrv_fault_disconnect(call, DCERPC_FAULT_ACCESS_DENIED);
}
- dcesrv_init_hdr(&pkt, lpcfg_rpc_big_endian(call->conn->dce_ctx->lp_ctx));
- pkt.auth_length = 0;
- pkt.call_id = call->pkt.call_id;
- pkt.ptype = DCERPC_PKT_ALTER_RESP;
- pkt.pfc_flags = DCERPC_PFC_FLAG_FIRST | DCERPC_PFC_FLAG_LAST | extra_flags;
- pkt.u.alter_resp.max_xmit_frag = call->conn->max_xmit_frag;
- pkt.u.alter_resp.max_recv_frag = call->conn->max_recv_frag;
- pkt.u.alter_resp.assoc_group_id = call->conn->assoc_group->id;
- pkt.u.alter_resp.secondary_address = "";
- pkt.u.alter_resp.num_results = call->pkt.u.alter.num_contexts;
- pkt.u.alter_resp.ctx_list = ack_ctx_list;
- pkt.u.alter_resp.auth_info = data_blob_null;
-
- status = dcesrv_auth_alter_ack(call, &pkt);
+ dcesrv_init_hdr(pkt, lpcfg_rpc_big_endian(call->conn->dce_ctx->lp_ctx));
+ pkt->auth_length = 0;
+ pkt->call_id = call->pkt.call_id;
+ pkt->ptype = DCERPC_PKT_ALTER_RESP;
+ pkt->pfc_flags = DCERPC_PFC_FLAG_FIRST | DCERPC_PFC_FLAG_LAST | extra_flags;
+ pkt->u.alter_resp.max_xmit_frag = call->conn->max_xmit_frag;
+ pkt->u.alter_resp.max_recv_frag = call->conn->max_recv_frag;
+ pkt->u.alter_resp.assoc_group_id = call->conn->assoc_group->id;
+ pkt->u.alter_resp.secondary_address = "";
+ pkt->u.alter_resp.num_results = call->pkt.u.alter.num_contexts;
+ pkt->u.alter_resp.ctx_list = ack_ctx_list;
+ pkt->u.alter_resp.auth_info = data_blob_null;
+
+ status = dcesrv_auth_prepare_alter_ack(call, pkt);
if (!NT_STATUS_IS_OK(status)) {
return dcesrv_fault_disconnect(call, DCERPC_FAULT_SEC_PKG_ERROR);
}
- rep = talloc_zero(call, struct data_blob_list_item);
- if (!rep) {
- return NT_STATUS_NO_MEMORY;
+ if (auth->auth_finished) {
+ return dcesrv_auth_reply(call);
}
- status = ncacn_push_auth(&rep->blob, call, &pkt, call->out_auth_info);
- if (!NT_STATUS_IS_OK(status)) {
- return status;
+ subreq = gensec_update_send(call, call->event_ctx,
+ auth->gensec_security,
+ call->in_auth_info.credentials);
+ if (subreq == NULL) {
+ return NT_STATUS_NO_MEMORY;
}
+ tevent_req_set_callback(subreq, dcesrv_alter_done, call);
- dcerpc_set_frag_length(&rep->blob, rep->blob.length);
+ return dcesrv_conn_auth_wait_setup(conn);
+}
- DLIST_ADD_END(call->replies, rep);
- dcesrv_call_set_list(call, DCESRV_LIST_CALL_LIST);
+static void dcesrv_alter_done(struct tevent_req *subreq)
+{
+ struct dcesrv_call_state *call =
+ tevent_req_callback_data(subreq,
+ struct dcesrv_call_state);
+ struct dcesrv_connection *conn = call->conn;
+ NTSTATUS status;
- if (call->conn->call_list && call->conn->call_list->replies) {
- if (call->conn->transport.report_output_data) {
- call->conn->transport.report_output_data(call->conn);
- }
+ status = gensec_update_recv(subreq, call,
+ &call->out_auth_info->credentials);
+ TALLOC_FREE(subreq);
+
+ status = dcesrv_auth_complete(call, status);
+ if (!NT_STATUS_IS_OK(status)) {
+ status = dcesrv_fault_disconnect(call, DCERPC_FAULT_SEC_PKG_ERROR);
+ dcesrv_conn_auth_wait_finished(conn, status);
+ return;
}
- return NT_STATUS_OK;
+ status = dcesrv_auth_reply(call);
+ dcesrv_conn_auth_wait_finished(conn, status);
+ return;
}
/*
void dcerpc_server_init(struct loadparm_context *lp_ctx)
{
static bool initialized;
-#define _MODULE_PROTO(init) extern NTSTATUS init(void);
+#define _MODULE_PROTO(init) extern NTSTATUS init(TALLOC_CTX *);
STATIC_dcerpc_server_MODULES_PROTO;
init_module_fn static_init[] = { STATIC_dcerpc_server_MODULES };
init_module_fn *shared_init;
shared_init = load_samba_modules(NULL, "dcerpc_server");
- run_init_functions(static_init);
- run_init_functions(shared_init);
+ run_init_functions(NULL, static_init);
+ run_init_functions(NULL, shared_init);
talloc_free(shared_init);
}
srv_conn = talloc_get_type(dce_conn->transport.private_data,
struct stream_connection);
+ dce_conn->wait_send = NULL;
+ dce_conn->wait_recv = NULL;
+ dce_conn->wait_private = NULL;
+
dce_conn->allow_bind = false;
dce_conn->allow_auth3 = false;
dce_conn->allow_alter = false;
return;
}
- DEBUG(3,("dcesrv: terminating connection due to '%s' defered due to pending calls\n",
+ DEBUG(3,("dcesrv: terminating connection due to '%s' deferred due to pending calls\n",
reason));
dce_conn->terminate = talloc_strdup(dce_conn, reason);
if (dce_conn->terminate == NULL) {
- dce_conn->terminate = "dcesrv: defered terminating connection - no memory";
+ dce_conn->terminate = "dcesrv: deferred terminating connection - no memory";
}
DLIST_ADD_END(dce_ctx->broken_connections, dce_conn);
}
}
if (transport == NCACN_NP) {
- dcesrv_conn->auth_state.session_key = dcesrv_inherited_session_key;
dcesrv_conn->stream = talloc_move(dcesrv_conn,
&srv_conn->tstream);
} else {
struct tsocket_address *r = NULL;
ret = tsocket_address_unix_from_path(dcesrv_conn,
- "/root/ncalrpc_as_system",
+ AS_SYSTEM_MAGIC_PATH_TOKEN,
&r);
if (ret == -1) {
status = map_nt_error_from_unix_common(errno);
srv_conn->private_data = dcesrv_conn;
- irpc_add_name(srv_conn->msg_ctx, "rpc_server");
-
subreq = dcerpc_read_ncacn_packet_send(dcesrv_conn,
dcesrv_conn->event_ctx,
dcesrv_conn->stream);
return;
}
+static void dcesrv_conn_wait_done(struct tevent_req *subreq);
+
static void dcesrv_read_fragment_done(struct tevent_req *subreq)
{
struct dcesrv_connection *dce_conn = tevent_req_callback_data(subreq,
return;
}
+ /*
+ * This is used to block the connection during
+ * pending authentication.
+ */
+ if (dce_conn->wait_send != NULL) {
+ subreq = dce_conn->wait_send(dce_conn,
+ dce_conn->event_ctx,
+ dce_conn->wait_private);
+ if (!subreq) {
+ status = NT_STATUS_NO_MEMORY;
+ dcesrv_terminate_connection(dce_conn, nt_errstr(status));
+ return;
+ }
+ tevent_req_set_callback(subreq, dcesrv_conn_wait_done, dce_conn);
+ return;
+ }
+
+ subreq = dcerpc_read_ncacn_packet_send(dce_conn,
+ dce_conn->event_ctx,
+ dce_conn->stream);
+ if (!subreq) {
+ status = NT_STATUS_NO_MEMORY;
+ dcesrv_terminate_connection(dce_conn, nt_errstr(status));
+ return;
+ }
+ tevent_req_set_callback(subreq, dcesrv_read_fragment_done, dce_conn);
+}
+
+static void dcesrv_conn_wait_done(struct tevent_req *subreq)
+{
+ struct dcesrv_connection *dce_conn = tevent_req_callback_data(subreq,
+ struct dcesrv_connection);
+ struct dcesrv_context *dce_ctx = dce_conn->dce_ctx;
+ NTSTATUS status;
+
+ if (dce_conn->terminate) {
+ /*
+ * if the current connection is broken
+ * we need to clean it up before any other connection
+ */
+ dcesrv_terminate_connection(dce_conn, dce_conn->terminate);
+ dcesrv_cleanup_broken_connections(dce_ctx);
+ return;
+ }
+
+ dcesrv_cleanup_broken_connections(dce_ctx);
+
+ status = dce_conn->wait_recv(subreq);
+ dce_conn->wait_send = NULL;
+ dce_conn->wait_recv = NULL;
+ dce_conn->wait_private = NULL;
+ TALLOC_FREE(subreq);
+ if (!NT_STATUS_IS_OK(status)) {
+ dcesrv_terminate_connection(dce_conn, nt_errstr(status));
+ return;
+ }
+
subreq = dcerpc_read_ncacn_packet_send(dce_conn,
dce_conn->event_ctx,
dce_conn->stream);
static NTSTATUS dcesrv_add_ep_unix(struct dcesrv_context *dce_ctx,
struct loadparm_context *lp_ctx,
struct dcesrv_endpoint *e,
- struct tevent_context *event_ctx, const struct model_ops *model_ops)
+ struct tevent_context *event_ctx,
+ const struct model_ops *model_ops,
+ void *process_context)
{
struct dcesrv_socket_context *dcesrv_sock;
uint16_t port = 1;
model_ops, &dcesrv_stream_ops,
"unix", endpoint, &port,
lpcfg_socket_options(lp_ctx),
- dcesrv_sock);
+ dcesrv_sock, process_context);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(0,("service_setup_stream_socket(path=%s) failed - %s\n",
endpoint, nt_errstr(status)));
static NTSTATUS dcesrv_add_ep_ncalrpc(struct dcesrv_context *dce_ctx,
struct loadparm_context *lp_ctx,
struct dcesrv_endpoint *e,
- struct tevent_context *event_ctx, const struct model_ops *model_ops)
+ struct tevent_context *event_ctx,
+ const struct model_ops *model_ops,
+ void *process_context)
{
struct dcesrv_socket_context *dcesrv_sock;
uint16_t port = 1;
model_ops, &dcesrv_stream_ops,
"unix", full_path, &port,
lpcfg_socket_options(lp_ctx),
- dcesrv_sock);
+ dcesrv_sock, process_context);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(0,("service_setup_stream_socket(identifier=%s,path=%s) failed - %s\n",
endpoint, full_path, nt_errstr(status)));
static NTSTATUS dcesrv_add_ep_np(struct dcesrv_context *dce_ctx,
struct loadparm_context *lp_ctx,
struct dcesrv_endpoint *e,
- struct tevent_context *event_ctx, const struct model_ops *model_ops)
+ struct tevent_context *event_ctx,
+ const struct model_ops *model_ops,
+ void *process_context)
{
struct dcesrv_socket_context *dcesrv_sock;
NTSTATUS status;
status = tstream_setup_named_pipe(dce_ctx, event_ctx, lp_ctx,
model_ops, &dcesrv_stream_ops,
endpoint,
- dcesrv_sock);
+ dcesrv_sock, process_context);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(0,("stream_setup_named_pipe(pipe=%s) failed - %s\n",
endpoint, nt_errstr(status)));
/*
add a socket address to the list of events, one event per dcerpc endpoint
*/
-static NTSTATUS add_socket_rpc_tcp_iface(struct dcesrv_context *dce_ctx, struct dcesrv_endpoint *e,
- struct tevent_context *event_ctx, const struct model_ops *model_ops,
- const char *address)
+static NTSTATUS add_socket_rpc_tcp_iface(struct dcesrv_context *dce_ctx,
+ struct dcesrv_endpoint *e,
+ struct tevent_context *event_ctx,
+ const struct model_ops *model_ops,
+ const char *address,
+ void *process_context)
{
struct dcesrv_socket_context *dcesrv_sock;
uint16_t port = 0;
model_ops, &dcesrv_stream_ops,
"ip", address, &port,
lpcfg_socket_options(dce_ctx->lp_ctx),
- dcesrv_sock);
+ dcesrv_sock, process_context);
if (!NT_STATUS_IS_OK(status)) {
struct dcesrv_if_list *iface;
DEBUG(0,("service_setup_stream_socket(address=%s,port=%u) for ",
static NTSTATUS dcesrv_add_ep_tcp(struct dcesrv_context *dce_ctx,
struct loadparm_context *lp_ctx,
struct dcesrv_endpoint *e,
- struct tevent_context *event_ctx, const struct model_ops *model_ops)
+ struct tevent_context *event_ctx,
+ const struct model_ops *model_ops,
+ void *process_context)
{
NTSTATUS status;
num_interfaces = iface_list_count(ifaces);
for(i = 0; i < num_interfaces; i++) {
const char *address = iface_list_n_ip(ifaces, i);
- status = add_socket_rpc_tcp_iface(dce_ctx, e, event_ctx, model_ops, address);
+ status = add_socket_rpc_tcp_iface(dce_ctx, e, event_ctx,
+ model_ops, address,
+ process_context);
NT_STATUS_NOT_OK_RETURN(status);
}
} else {
char **wcard;
- int i;
- int num_binds = 0;
+ size_t i;
+ size_t num_binds = 0;
wcard = iface_list_wildcard(dce_ctx);
NT_STATUS_HAVE_NO_MEMORY(wcard);
for (i=0; wcard[i]; i++) {
- status = add_socket_rpc_tcp_iface(dce_ctx, e, event_ctx, model_ops, wcard[i]);
+ status = add_socket_rpc_tcp_iface(dce_ctx, e, event_ctx,
+ model_ops, wcard[i],
+ process_context);
if (NT_STATUS_IS_OK(status)) {
num_binds++;
}
struct loadparm_context *lp_ctx,
struct dcesrv_endpoint *e,
struct tevent_context *event_ctx,
- const struct model_ops *model_ops)
+ const struct model_ops *model_ops,
+ void *process_context)
{
enum dcerpc_transport_t transport =
dcerpc_binding_get_transport(e->ep_description);
switch (transport) {
case NCACN_UNIX_STREAM:
- return dcesrv_add_ep_unix(dce_ctx, lp_ctx, e, event_ctx, model_ops);
+ return dcesrv_add_ep_unix(dce_ctx, lp_ctx, e, event_ctx,
+ model_ops, process_context);
case NCALRPC:
- return dcesrv_add_ep_ncalrpc(dce_ctx, lp_ctx, e, event_ctx, model_ops);
+ return dcesrv_add_ep_ncalrpc(dce_ctx, lp_ctx, e, event_ctx,
+ model_ops, process_context);
case NCACN_IP_TCP:
- return dcesrv_add_ep_tcp(dce_ctx, lp_ctx, e, event_ctx, model_ops);
+ return dcesrv_add_ep_tcp(dce_ctx, lp_ctx, e, event_ctx,
+ model_ops, process_context);
case NCACN_NP:
- return dcesrv_add_ep_np(dce_ctx, lp_ctx, e, event_ctx, model_ops);
+ return dcesrv_add_ep_np(dce_ctx, lp_ctx, e, event_ctx,
+ model_ops, process_context);
default:
return NT_STATUS_NOT_SUPPORTED;
{
return dce_call->context->conn->auth_state.session_info->info->account_name;
}
+
+/**
+ * retrieve session_info from a dce_call
+ */
+_PUBLIC_ struct auth_session_info *dcesrv_call_session_info(struct dcesrv_call_state *dce_call)
+{
+ return dce_call->context->conn->auth_state.session_info;
+}