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samba-mirror/source4/rpc_server/srvsvc/srvsvc_ntvfs.c
Stefan Metzmacher ba127cab2c s4:rpc_server/srvsvc: make use dcesrv_call_session_info()
BUG: https://bugzilla.samba.org/show_bug.cgi?id=7113
BUG: https://bugzilla.samba.org/show_bug.cgi?id=11892

Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2019-01-12 03:13:33 +01:00

137 lines
4.2 KiB
C

/*
Unix SMB/CIFS implementation.
srvsvc pipe ntvfs helper functions
Copyright (C) Stefan (metze) Metzmacher 2006
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
#include "ntvfs/ntvfs.h"
#include "rpc_server/dcerpc_server.h"
#include "param/param.h"
#include "rpc_server/srvsvc/proto.h"
struct srvsvc_ntvfs_ctx {
struct ntvfs_context *ntvfs;
};
static int srvsvc_ntvfs_ctx_destructor(struct srvsvc_ntvfs_ctx *c)
{
ntvfs_disconnect(c->ntvfs);
return 0;
}
NTSTATUS srvsvc_create_ntvfs_context(struct dcesrv_call_state *dce_call,
TALLOC_CTX *mem_ctx,
const char *share,
struct ntvfs_context **_ntvfs)
{
struct auth_session_info *session_info =
dcesrv_call_session_info(dce_call);
NTSTATUS status;
struct srvsvc_ntvfs_ctx *c;
struct ntvfs_request *ntvfs_req;
enum ntvfs_type type;
struct share_context *sctx;
struct share_config *scfg;
char *sharetype;
union smb_tcon tcon;
const struct tsocket_address *local_address;
const struct tsocket_address *remote_address;
status = share_get_context_by_name(mem_ctx, lpcfg_share_backend(dce_call->conn->dce_ctx->lp_ctx), dce_call->event_ctx, dce_call->conn->dce_ctx->lp_ctx, &sctx);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
status = share_get_config(mem_ctx, sctx, share, &scfg);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(0,("srvsvc_create_ntvfs_context: couldn't find service %s\n", share));
return status;
}
#if 0 /* TODO: fix access cecking */
if (!socket_check_access(dce_call->connection->socket,
scfg->name,
share_string_list_option(scfg, SHARE_HOSTS_ALLOW),
share_string_list_option(scfg, SHARE_HOSTS_DENY))) {
return NT_STATUS_ACCESS_DENIED;
}
#endif
/* work out what sort of connection this is */
sharetype = share_string_option(mem_ctx, scfg, SHARE_TYPE, SHARE_TYPE_DEFAULT);
if (sharetype && strcmp(sharetype, "IPC") == 0) {
type = NTVFS_IPC;
} else if (sharetype && strcmp(sharetype, "PRINTER")) {
type = NTVFS_PRINT;
} else {
type = NTVFS_DISK;
}
TALLOC_FREE(sharetype);
c = talloc(mem_ctx, struct srvsvc_ntvfs_ctx);
NT_STATUS_HAVE_NO_MEMORY(c);
/* init ntvfs function pointers */
status = ntvfs_init_connection(c, scfg, type,
PROTOCOL_NT1,
0,/* ntvfs_client_caps */
dce_call->event_ctx,
dce_call->conn->msg_ctx,
dce_call->conn->dce_ctx->lp_ctx,
dce_call->conn->server_id,
&c->ntvfs);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(0, ("srvsvc_create_ntvfs_context: ntvfs_init_connection failed for service %s\n",
scfg->name));
return status;
}
talloc_set_destructor(c, srvsvc_ntvfs_ctx_destructor);
/*
* NOTE: we only set the addr callbacks as we're not interesseted in oplocks or in getting file handles
*/
local_address = dcesrv_connection_get_local_address(dce_call->conn);
remote_address = dcesrv_connection_get_remote_address(dce_call->conn);
status = ntvfs_set_addresses(c->ntvfs, local_address, remote_address);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(0,("srvsvc_create_ntvfs_context: NTVFS failed to set the addr callbacks!\n"));
return status;
}
ntvfs_req = ntvfs_request_create(c->ntvfs, mem_ctx,
session_info,
0, /* TODO: fill in PID */
dce_call->time,
NULL, NULL, 0);
NT_STATUS_HAVE_NO_MEMORY(ntvfs_req);
/* Invoke NTVFS connection hook */
tcon.tcon.level = RAW_TCON_TCON;
ZERO_STRUCT(tcon.tcon.in);
tcon.tcon.in.service = scfg->name;
status = ntvfs_connect(ntvfs_req, &tcon);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(0,("srvsvc_create_ntvfs_context: NTVFS ntvfs_connect() failed!\n"));
return status;
}
*_ntvfs = c->ntvfs;
return NT_STATUS_OK;
}