mirror of
https://github.com/samba-team/samba.git
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6f07f46771
Signed-off-by: Samuel Cabrero <scabrero@suse.de> Reviewed-by: Andreas Schneider <asn@samba.org> Reviewed-by: Stefan Metzmacher <metze@samba.org>
276 lines
6.3 KiB
C
276 lines
6.3 KiB
C
/*
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* Unix SMB/CIFS implementation.
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*
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* RPC Socket Helper
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*
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* Copyright (c) 2011 Andreas Schneider <asn@samba.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "ntdomain.h"
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#include "../lib/tsocket/tsocket.h"
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#include "librpc/rpc/dcerpc_ep.h"
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#include "rpc_server/rpc_server.h"
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#include "rpc_server/rpc_sock_helper.h"
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#include "lib/server_prefork.h"
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#undef DBGC_CLASS
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#define DBGC_CLASS DBGC_RPC_SRV
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NTSTATUS dcesrv_create_ncacn_ip_tcp_sockets(
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const struct ndr_interface_table *iface,
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struct dcerpc_binding_vector *bvec,
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uint16_t port,
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struct pf_listen_fd *listen_fd,
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int *listen_fd_size)
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{
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uint32_t num_ifs = iface_count();
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uint32_t i;
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uint16_t p = port;
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TALLOC_CTX *tmp_ctx;
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NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
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int rc;
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tmp_ctx = talloc_stackframe();
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if (tmp_ctx == NULL) {
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return NT_STATUS_NO_MEMORY;
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}
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if (lp_interfaces() && lp_bind_interfaces_only()) {
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/*
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* We have been given an interfaces line, and been told to only
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* bind to those interfaces. Create a socket per interface and
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* bind to only these.
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*/
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/* Now open a listen socket for each of the interfaces. */
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for (i = 0; i < num_ifs; i++) {
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const struct sockaddr_storage *ifss =
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iface_n_sockaddr_storage(i);
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struct tsocket_address *bind_addr;
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const char *addr;
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int fd;
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status = dcesrv_create_ncacn_ip_tcp_socket(ifss,
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&p,
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&fd);
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if (!NT_STATUS_IS_OK(status)) {
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goto done;
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}
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listen_fd[*listen_fd_size].fd = fd;
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listen_fd[*listen_fd_size].fd_data = NULL;
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(*listen_fd_size)++;
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if (bvec != NULL) {
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rc = tsocket_address_bsd_from_sockaddr(tmp_ctx,
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(const struct sockaddr *)ifss,
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sizeof(struct sockaddr_storage),
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&bind_addr);
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if (rc < 0) {
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close(fd);
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status = NT_STATUS_NO_MEMORY;
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goto done;
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}
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addr = tsocket_address_inet_addr_string(bind_addr,
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tmp_ctx);
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if (addr == NULL) {
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close(fd);
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status = NT_STATUS_NO_MEMORY;
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goto done;
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}
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status = dcerpc_binding_vector_add_port(iface,
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bvec,
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addr,
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p);
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if (!NT_STATUS_IS_OK(status)) {
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close(fd);
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goto done;
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}
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}
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}
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} else {
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const char *sock_addr;
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const char *sock_ptr;
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char *sock_tok;
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#ifdef HAVE_IPV6
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sock_addr = "::,0.0.0.0";
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#else
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sock_addr = "0.0.0.0";
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#endif
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for (sock_ptr = sock_addr;
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next_token_talloc(talloc_tos(), &sock_ptr, &sock_tok, " \t,");
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) {
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struct sockaddr_storage ss;
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int fd;
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/* open an incoming socket */
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if (!interpret_string_addr(&ss,
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sock_tok,
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AI_NUMERICHOST|AI_PASSIVE)) {
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continue;
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}
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status = dcesrv_create_ncacn_ip_tcp_socket(&ss,
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&p,
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&fd);
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if (!NT_STATUS_IS_OK(status)) {
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goto done;
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}
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listen_fd[*listen_fd_size].fd = fd;
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listen_fd[*listen_fd_size].fd_data = NULL;
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(*listen_fd_size)++;
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if (bvec != NULL) {
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status = dcerpc_binding_vector_add_port(iface,
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bvec,
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sock_tok,
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p);
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if (!NT_STATUS_IS_OK(status)) {
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close(fd);
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goto done;
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}
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}
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}
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}
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status = NT_STATUS_OK;
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done:
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talloc_free(tmp_ctx);
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return status;
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}
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NTSTATUS dcesrv_setup_ncacn_ip_tcp_sockets(struct tevent_context *ev_ctx,
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struct messaging_context *msg_ctx,
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const struct ndr_interface_table *iface,
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struct dcerpc_binding_vector *bvec,
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uint16_t port)
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{
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uint32_t num_ifs = iface_count();
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uint32_t i;
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uint16_t p = port;
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TALLOC_CTX *tmp_ctx;
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NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
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int rc;
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tmp_ctx = talloc_stackframe();
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if (tmp_ctx == NULL) {
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return NT_STATUS_NO_MEMORY;
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}
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if (lp_interfaces() && lp_bind_interfaces_only()) {
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/*
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* We have been given an interfaces line, and been told to only
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* bind to those interfaces. Create a socket per interface and
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* bind to only these.
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*/
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/* Now open a listen socket for each of the interfaces. */
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for (i = 0; i < num_ifs; i++) {
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const struct sockaddr_storage *ifss =
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iface_n_sockaddr_storage(i);
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struct tsocket_address *bind_addr;
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const char *addr;
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status = dcesrv_setup_ncacn_ip_tcp_socket(ev_ctx,
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msg_ctx,
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ifss,
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&p);
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if (!NT_STATUS_IS_OK(status)) {
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goto done;
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}
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if (bvec != NULL) {
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rc = tsocket_address_bsd_from_sockaddr(tmp_ctx,
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(const struct sockaddr*)ifss,
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sizeof(struct sockaddr_storage),
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&bind_addr);
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if (rc < 0) {
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status = NT_STATUS_NO_MEMORY;
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goto done;
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}
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addr = tsocket_address_inet_addr_string(bind_addr,
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tmp_ctx);
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if (addr == NULL) {
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status = NT_STATUS_NO_MEMORY;
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goto done;
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}
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status = dcerpc_binding_vector_add_port(iface,
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bvec,
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addr,
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p);
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if (!NT_STATUS_IS_OK(status)) {
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goto done;
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}
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}
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}
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} else {
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const char *sock_addr;
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const char *sock_ptr;
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char *sock_tok;
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#ifdef HAVE_IPV6
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sock_addr = "::,0.0.0.0";
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#else
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sock_addr = "0.0.0.0";
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#endif
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for (sock_ptr = sock_addr;
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next_token_talloc(talloc_tos(), &sock_ptr, &sock_tok, " \t,");
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) {
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struct sockaddr_storage ss;
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/* open an incoming socket */
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if (!interpret_string_addr(&ss,
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sock_tok,
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AI_NUMERICHOST|AI_PASSIVE)) {
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continue;
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}
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status = dcesrv_setup_ncacn_ip_tcp_socket(ev_ctx,
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msg_ctx,
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&ss,
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&p);
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if (!NT_STATUS_IS_OK(status)) {
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goto done;
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}
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if (bvec != NULL) {
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status = dcerpc_binding_vector_add_port(iface,
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bvec,
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sock_tok,
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p);
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if (!NT_STATUS_IS_OK(status)) {
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goto done;
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}
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}
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}
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}
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status = NT_STATUS_OK;
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done:
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talloc_free(tmp_ctx);
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return status;
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}
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/* vim: set ts=8 sw=8 noet cindent syntax=c.doxygen: */
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