-/*
+/*
* Unix SMB/CIFS implementation.
* RPC Pipe client / server routines
- * Copyright (C) Gerald (Jerry) Carter 2005
- *
+ *
+ * Copyright (C) Marcin Krzysztof Porwit 2005.
+ *
+ * Largely Rewritten (Again) by:
+ * Copyright (C) Gerald (Jerry) Carter 2005.
+ * Copyright (C) Guenther Deschner 2008,2009.
+ *
* 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 2 of the License, or
+ * 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, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_RPC_SRV
-/*
- * sertup the \PIPE\svcctl db API
- */
-
-static TDB_CONTEXT *svcctl_tdb; /* used for share security descriptors */
+struct service_control_op {
+ const char *name;
+ SERVICE_CONTROL_OPS *ops;
+};
+
+/* handle external services */
+extern SERVICE_CONTROL_OPS rcinit_svc_ops;
+
+/* builtin services (see service_db.c and services/svc_*.c */
+extern SERVICE_CONTROL_OPS spoolss_svc_ops;
+extern SERVICE_CONTROL_OPS netlogon_svc_ops;
+extern SERVICE_CONTROL_OPS winreg_svc_ops;
+extern SERVICE_CONTROL_OPS wins_svc_ops;
+
+/* make sure this number patches the number of builtin
+ SERVICE_CONTROL_OPS structure listed above */
+
+#define SVCCTL_NUM_INTERNAL_SERVICES 4
+
+struct service_control_op *svcctl_ops;
+
+static const struct generic_mapping scm_generic_map =
+ { SC_MANAGER_READ_ACCESS, SC_MANAGER_WRITE_ACCESS, SC_MANAGER_EXECUTE_ACCESS, SC_MANAGER_ALL_ACCESS };
+static const struct generic_mapping svc_generic_map =
+ { SERVICE_READ_ACCESS, SERVICE_WRITE_ACCESS, SERVICE_EXECUTE_ACCESS, SERVICE_ALL_ACCESS };
-#define SCVCTL_DATABASE_VERSION_V1 1
/********************************************************************
********************************************************************/
-static BOOL init_svcctl_db( void )
-{
- static pid_t local_pid;
- const char *vstring = "INFO/version";
-
- /* see if we've already opened the tdb */
-
- if (svcctl_tdb && local_pid == sys_getpid())
- return True;
-
- /* so open it */
- if ( !(svcctl_tdb = tdb_open_log(lock_path("svcctl.tdb"), 0, TDB_DEFAULT,
- O_RDWR|O_CREAT, 0600)))
- {
- DEBUG(0,("Failed to open svcctl database %s (%s)\n",
- lock_path("svcctl.tdb"), strerror(errno) ));
+bool init_service_op_table( void )
+{
+ const char **service_list = lp_svcctl_list();
+ int num_services = SVCCTL_NUM_INTERNAL_SERVICES + str_list_length( service_list );
+ int i;
+
+ if ( !(svcctl_ops = TALLOC_ARRAY( NULL, struct service_control_op, num_services+1)) ) {
+ DEBUG(0,("init_service_op_table: talloc() failed!\n"));
return False;
}
-
- local_pid = sys_getpid();
-
- /***** BEGIN Check the tdb version ******/
-
- tdb_lock_bystring(svcctl_tdb, vstring, 0);
-
- if ( tdb_fetch_int32(svcctl_tdb, vstring) != SCVCTL_DATABASE_VERSION_V1 )
- tdb_store_int32(svcctl_tdb, vstring, SCVCTL_DATABASE_VERSION_V1);
-
- tdb_unlock_bystring(svcctl_tdb, vstring);
-
- /***** END Check the tdb version ******/
+
+ /* services listed in smb.conf get the rc.init interface */
+
+ for ( i=0; service_list && service_list[i]; i++ ) {
+ svcctl_ops[i].name = talloc_strdup( svcctl_ops, service_list[i] );
+ svcctl_ops[i].ops = &rcinit_svc_ops;
+ }
+
+ /* add builtin services */
+
+ svcctl_ops[i].name = talloc_strdup( svcctl_ops, "Spooler" );
+ svcctl_ops[i].ops = &spoolss_svc_ops;
+ i++;
+
+ svcctl_ops[i].name = talloc_strdup( svcctl_ops, "NETLOGON" );
+ svcctl_ops[i].ops = &netlogon_svc_ops;
+ i++;
+
+ svcctl_ops[i].name = talloc_strdup( svcctl_ops, "RemoteRegistry" );
+ svcctl_ops[i].ops = &winreg_svc_ops;
+ i++;
+
+ svcctl_ops[i].name = talloc_strdup( svcctl_ops, "WINS" );
+ svcctl_ops[i].ops = &wins_svc_ops;
+ i++;
+
+ /* NULL terminate the array */
+
+ svcctl_ops[i].name = NULL;
+ svcctl_ops[i].ops = NULL;
return True;
}
/********************************************************************
- TODO
- (a) get and set security descriptors on services
- (b) read and write QUERY_SERVICE_CONFIG structures
- (c) create default secdesc objects for services and SCM
- (d) check access control masks with se_access_check()
- (e) implement SERVICE * for associating with open handles
********************************************************************/
+static struct service_control_op* find_service_by_name( const char *name )
+{
+ int i;
+
+ for ( i=0; svcctl_ops[i].name; i++ ) {
+ if ( strequal( name, svcctl_ops[i].name ) )
+ return &svcctl_ops[i];
+ }
+
+ return NULL;
+}
/********************************************************************
********************************************************************/
-WERROR _svcctl_open_scmanager(pipes_struct *p, SVCCTL_Q_OPEN_SCMANAGER *q_u, SVCCTL_R_OPEN_SCMANAGER *r_u)
+static NTSTATUS svcctl_access_check( SEC_DESC *sec_desc, NT_USER_TOKEN *token,
+ uint32 access_desired, uint32 *access_granted )
{
- /* just fake it for now */
-
- if ( !create_policy_hnd( p, &r_u->handle, NULL, NULL ) )
- return WERR_ACCESS_DENIED;
-
- return WERR_OK;
+ if ( geteuid() == sec_initial_uid() ) {
+ DEBUG(5,("svcctl_access_check: using root's token\n"));
+ token = get_root_nt_token();
+ }
+
+ return se_access_check( sec_desc, token, access_desired, access_granted);
}
/********************************************************************
********************************************************************/
-WERROR _svcctl_open_service(pipes_struct *p, SVCCTL_Q_OPEN_SERVICE *q_u, SVCCTL_R_OPEN_SERVICE *r_u)
+static SEC_DESC* construct_scm_sd( TALLOC_CTX *ctx )
{
- fstring service;
+ SEC_ACE ace[2];
+ size_t i = 0;
+ SEC_DESC *sd;
+ SEC_ACL *theacl;
+ size_t sd_size;
- rpcstr_pull(service, q_u->servicename.buffer, sizeof(service), q_u->servicename.uni_str_len*2, 0);
-
- /* can only be called on service name (not displayname) */
+ /* basic access for Everyone */
- if ( !(strequal( service, "NETLOGON") || strequal(service, "Spooler")) )
- return WERR_NO_SUCH_SERVICE;
+ init_sec_ace(&ace[i++], &global_sid_World,
+ SEC_ACE_TYPE_ACCESS_ALLOWED, SC_MANAGER_READ_ACCESS, 0);
- if ( !create_policy_hnd( p, &r_u->handle, NULL, NULL ) )
- return WERR_ACCESS_DENIED;
+ /* Full Access 'BUILTIN\Administrators' */
+
+ init_sec_ace(&ace[i++], &global_sid_Builtin_Administrators,
+ SEC_ACE_TYPE_ACCESS_ALLOWED, SC_MANAGER_ALL_ACCESS, 0);
+
+
+ /* create the security descriptor */
+
+ if ( !(theacl = make_sec_acl(ctx, NT4_ACL_REVISION, i, ace)) )
+ return NULL;
+
+ if ( !(sd = make_sec_desc(ctx, SECURITY_DESCRIPTOR_REVISION_1,
+ SEC_DESC_SELF_RELATIVE, NULL, NULL, NULL,
+ theacl, &sd_size)) )
+ return NULL;
+
+ return sd;
+}
+
+/******************************************************************
+ Find a registry key handle and return a SERVICE_INFO
+ *****************************************************************/
+
+static SERVICE_INFO *find_service_info_by_hnd(pipes_struct *p, struct policy_handle *hnd)
+{
+ SERVICE_INFO *service_info = NULL;
+
+ if( !find_policy_by_hnd( p, hnd, (void **)(void *)&service_info) ) {
+ DEBUG(2,("find_service_info_by_hnd: handle not found\n"));
+ return NULL;
+ }
+
+ return service_info;
+}
+
+/******************************************************************
+ *****************************************************************/
+
+static WERROR create_open_service_handle( pipes_struct *p, struct policy_handle *handle, uint32 type,
+ const char *service, uint32 access_granted )
+{
+ SERVICE_INFO *info = NULL;
+ WERROR result = WERR_OK;
+ struct service_control_op *s_op;
+
+ if ( !(info = TALLOC_ZERO_P( NULL, SERVICE_INFO )) )
+ return WERR_NOMEM;
+
+ /* the Service Manager has a NULL name */
+
+ info->type = SVC_HANDLE_IS_SCM;
+
+ switch ( type ) {
+ case SVC_HANDLE_IS_SCM:
+ info->type = SVC_HANDLE_IS_SCM;
+ break;
+
+ case SVC_HANDLE_IS_DBLOCK:
+ info->type = SVC_HANDLE_IS_DBLOCK;
+ break;
+
+ case SVC_HANDLE_IS_SERVICE:
+ info->type = SVC_HANDLE_IS_SERVICE;
+
+ /* lookup the SERVICE_CONTROL_OPS */
+
+ if ( !(s_op = find_service_by_name( service )) ) {
+ result = WERR_NO_SUCH_SERVICE;
+ goto done;
+ }
+
+ info->ops = s_op->ops;
+
+ if ( !(info->name = talloc_strdup( info, s_op->name )) ) {
+ result = WERR_NOMEM;
+ goto done;
+ }
+ break;
+
+ default:
+ result = WERR_NO_SUCH_SERVICE;
+ goto done;
+ }
+
+ info->access_granted = access_granted;
+
+ /* store the SERVICE_INFO and create an open handle */
+
+ if ( !create_policy_hnd( p, handle, info ) ) {
+ result = WERR_ACCESS_DENIED;
+ goto done;
+ }
+
+done:
+ if ( !W_ERROR_IS_OK(result) )
+ TALLOC_FREE(info);
+
+ return result;
+}
+
+/********************************************************************
+ _svcctl_OpenSCManagerW
+********************************************************************/
+
+WERROR _svcctl_OpenSCManagerW(pipes_struct *p,
+ struct svcctl_OpenSCManagerW *r)
+{
+ SEC_DESC *sec_desc;
+ uint32 access_granted = 0;
+ NTSTATUS status;
+
+ /* perform access checks */
+
+ if ( !(sec_desc = construct_scm_sd( p->mem_ctx )) )
+ return WERR_NOMEM;
+
+ se_map_generic( &r->in.access_mask, &scm_generic_map );
+ status = svcctl_access_check( sec_desc, p->server_info->ptok,
+ r->in.access_mask, &access_granted );
+ if ( !NT_STATUS_IS_OK(status) )
+ return ntstatus_to_werror( status );
+
+ return create_open_service_handle( p, r->out.handle, SVC_HANDLE_IS_SCM, NULL, access_granted );
+}
+
+/********************************************************************
+ _svcctl_OpenServiceW
+********************************************************************/
+
+WERROR _svcctl_OpenServiceW(pipes_struct *p,
+ struct svcctl_OpenServiceW *r)
+{
+ SEC_DESC *sec_desc;
+ uint32 access_granted = 0;
+ NTSTATUS status;
+ const char *service = NULL;
+
+ service = r->in.ServiceName;
+ if (!service) {
+ return WERR_NOMEM;
+ }
+ DEBUG(5, ("_svcctl_OpenServiceW: Attempting to open Service [%s], \n", service));
+
+ /* based on my tests you can open a service if you have a valid scm handle */
+
+ if ( !find_service_info_by_hnd( p, r->in.scmanager_handle) )
+ return WERR_BADFID;
+
+ /* perform access checks. Use the root token in order to ensure that we
+ retrieve the security descriptor */
+
+ if ( !(sec_desc = svcctl_get_secdesc( p->mem_ctx, service, get_root_nt_token() )) )
+ return WERR_NOMEM;
+
+ se_map_generic( &r->in.access_mask, &svc_generic_map );
+ status = svcctl_access_check( sec_desc, p->server_info->ptok,
+ r->in.access_mask, &access_granted );
+ if ( !NT_STATUS_IS_OK(status) )
+ return ntstatus_to_werror( status );
+
+ return create_open_service_handle( p, r->out.handle, SVC_HANDLE_IS_SERVICE, service, access_granted );
+}
+
+/********************************************************************
+ _svcctl_CloseServiceHandle
+********************************************************************/
+
+WERROR _svcctl_CloseServiceHandle(pipes_struct *p,
+ struct svcctl_CloseServiceHandle *r)
+{
+ if ( !close_policy_hnd( p, r->in.handle ) )
+ return WERR_BADFID;
+
+ ZERO_STRUCTP(r->out.handle);
return WERR_OK;
}
/********************************************************************
+ _svcctl_GetServiceDisplayNameW
********************************************************************/
-WERROR _svcctl_close_service(pipes_struct *p, SVCCTL_Q_CLOSE_SERVICE *q_u, SVCCTL_R_CLOSE_SERVICE *r_u)
+WERROR _svcctl_GetServiceDisplayNameW(pipes_struct *p,
+ struct svcctl_GetServiceDisplayNameW *r)
{
- if ( !close_policy_hnd( p, &q_u->handle ) )
+ const char *service;
+ const char *display_name;
+ SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
+
+ /* can only use an SCM handle here */
+
+ if ( !info || (info->type != SVC_HANDLE_IS_SCM) )
return WERR_BADFID;
-
+
+ service = r->in.service_name;
+
+ display_name = svcctl_lookup_dispname(p->mem_ctx, service,
+ p->server_info->ptok);
+ if (!display_name) {
+ display_name = "";
+ }
+
+ *r->out.display_name = display_name;
+ *r->out.display_name_length = strlen(display_name);
+
return WERR_OK;
}
/********************************************************************
+ _svcctl_QueryServiceStatus
********************************************************************/
-WERROR _svcctl_get_display_name(pipes_struct *p, SVCCTL_Q_GET_DISPLAY_NAME *q_u, SVCCTL_R_GET_DISPLAY_NAME *r_u)
+WERROR _svcctl_QueryServiceStatus(pipes_struct *p,
+ struct svcctl_QueryServiceStatus *r)
{
- fstring service;
- fstring displayname;
+ SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
- rpcstr_pull(service, q_u->servicename.buffer, sizeof(service), q_u->servicename.uni_str_len*2, 0);
+ /* perform access checks */
- DEBUG(10,("_svcctl_get_display_name: service name [%s]\n", service));
+ if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
+ return WERR_BADFID;
- if ( !strequal( service, "NETLOGON" ) )
+ if ( !(info->access_granted & SC_RIGHT_SVC_QUERY_STATUS) )
return WERR_ACCESS_DENIED;
- fstrcpy( displayname, "Net Logon");
- init_svcctl_r_get_display_name( r_u, displayname );
+ /* try the service specific status call */
- return WERR_OK;
+ return info->ops->service_status( info->name, r->out.service_status );
}
/********************************************************************
********************************************************************/
-WERROR _svcctl_query_status(pipes_struct *p, SVCCTL_Q_QUERY_STATUS *q_u, SVCCTL_R_QUERY_STATUS *r_u)
+static int enumerate_status( TALLOC_CTX *ctx, struct ENUM_SERVICE_STATUSW **status, NT_USER_TOKEN *token )
{
+ int num_services = 0;
+ int i;
+ struct ENUM_SERVICE_STATUSW *st;
+ const char *display_name;
- r_u->svc_status.type = 0x0110;
- r_u->svc_status.state = 0x0004;
- r_u->svc_status.controls_accepted = 0x0005;
+ /* just count */
+ while ( svcctl_ops[num_services].name )
+ num_services++;
- return WERR_OK;
+ if ( !(st = TALLOC_ARRAY( ctx, struct ENUM_SERVICE_STATUSW, num_services )) ) {
+ DEBUG(0,("enumerate_status: talloc() failed!\n"));
+ return -1;
+ }
+
+ for ( i=0; i<num_services; i++ ) {
+ st[i].service_name = talloc_strdup(st, svcctl_ops[i].name );
+
+ display_name = svcctl_lookup_dispname(ctx, svcctl_ops[i].name, token );
+ st[i].display_name = talloc_strdup(st, display_name ? display_name : "");
+
+ svcctl_ops[i].ops->service_status( svcctl_ops[i].name, &st[i].status );
+ }
+
+ *status = st;
+
+ return num_services;
}
/********************************************************************
+ _svcctl_EnumServicesStatusW
********************************************************************/
-WERROR _svcctl_enum_services_status(pipes_struct *p, SVCCTL_Q_ENUM_SERVICES_STATUS *q_u, SVCCTL_R_ENUM_SERVICES_STATUS *r_u)
+WERROR _svcctl_EnumServicesStatusW(pipes_struct *p,
+ struct svcctl_EnumServicesStatusW *r)
{
- ENUM_SERVICES_STATUS *services = NULL;
- uint32 num_services = 0;
+ struct ENUM_SERVICE_STATUSW *services = NULL;
+ int num_services;
int i = 0;
- size_t buffer_size;
+ size_t buffer_size = 0;
WERROR result = WERR_OK;
-
- /* num_services = str_list_count( lp_enable_svcctl() ); */
- num_services = 2;
-
- if ( !(services = TALLOC_ARRAY( p->mem_ctx, ENUM_SERVICES_STATUS, num_services )) )
+ SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
+ NT_USER_TOKEN *token = p->server_info->ptok;
+ DATA_BLOB blob = data_blob_null;
+
+ /* perform access checks */
+
+ if ( !info || (info->type != SVC_HANDLE_IS_SCM) )
+ return WERR_BADFID;
+
+ if ( !(info->access_granted & SC_RIGHT_MGR_ENUMERATE_SERVICE) ) {
+ return WERR_ACCESS_DENIED;
+ }
+
+ num_services = enumerate_status( p->mem_ctx, &services, token );
+ if (num_services == -1 ) {
return WERR_NOMEM;
-
- DEBUG(8,("_svcctl_enum_services_status: Enumerating %d services\n", num_services));
-
- init_unistr( &services[i].servicename, "Spooler" );
- init_unistr( &services[i].displayname, "Spooler" );
-
- services[i].status.type = 0x110;
- services[i].status.controls_accepted = 0x0;
- services[i].status.win32_exit_code = 0x0;
- services[i].status.service_exit_code = 0x0;
- services[i].status.check_point = 0x0;
- services[i].status.wait_hint = 0x0;
- if ( !lp_disable_spoolss() )
- services[i].status.state = SVCCTL_RUNNING;
- else
- services[i].status.state = SVCCTL_STOPPED;
-
- i++;
-
- init_unistr( &services[i].servicename, "Netlogon" );
- init_unistr( &services[i].displayname, "Net Logon" );
-
- services[i].status.type = 0x20;
- services[i].status.controls_accepted = 0x0;
- services[i].status.win32_exit_code = 0x0;
- services[i].status.service_exit_code = 0x0;
- services[i].status.check_point = 0x0;
- services[i].status.wait_hint = 0x0;
- if ( lp_servicenumber("NETLOGON") != -1 )
- services[i].status.state = SVCCTL_RUNNING;
- else
- services[i].status.state = SVCCTL_STOPPED;
-
- buffer_size = 0;
- for (i=0; i<num_services; i++ )
- buffer_size += svcctl_sizeof_enum_services_status( &services[i] );
-
+ }
+
+ for ( i=0; i<num_services; i++ ) {
+ buffer_size += ndr_size_ENUM_SERVICE_STATUSW(&services[i], NULL, 0);
+ }
+
buffer_size += buffer_size % 4;
-
- if ( buffer_size > q_u->buffer_size ) {
+
+ if (buffer_size > r->in.offered) {
num_services = 0;
result = WERR_MORE_DATA;
}
-
- /* we have to set the outgoing buffer size to the same as the
- incoming buffer size (even in the case of failure */
- rpcbuf_init( &r_u->buffer, q_u->buffer_size, p->mem_ctx );
-
if ( W_ERROR_IS_OK(result) ) {
- for ( i=0; i<num_services; i++ )
- svcctl_io_enum_services_status( "", &services[i], &r_u->buffer, 0 );
- }
-
- r_u->needed = (buffer_size > q_u->buffer_size) ? buffer_size : q_u->buffer_size;
- r_u->returned = num_services;
- if ( !(r_u->resume = TALLOC_P( p->mem_ctx, uint32 )) )
- return WERR_NOMEM;
+ enum ndr_err_code ndr_err;
+ struct ndr_push *ndr;
+
+ ndr = ndr_push_init_ctx(p->mem_ctx, NULL);
+ if (ndr == NULL) {
+ return WERR_INVALID_PARAM;
+ }
+
+ ndr_err = ndr_push_ENUM_SERVICE_STATUSW_array(
+ ndr, num_services, services);
+ if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
+ return ntstatus_to_werror(ndr_map_error2ntstatus(ndr_err));
+ }
- *r_u->resume = 0x0;
+ blob = ndr_push_blob(ndr);
+ if (blob.length >= r->in.offered) {
+ memcpy(r->out.service, blob.data, r->in.offered);
+ }
+ }
+
+ *r->out.needed = (buffer_size > r->in.offered) ? buffer_size : r->in.offered;
+ *r->out.services_returned = (uint32)num_services;
+ *r->out.resume_handle = 0x0;
return result;
}
/********************************************************************
+ _svcctl_StartServiceW
********************************************************************/
-WERROR _svcctl_start_service(pipes_struct *p, SVCCTL_Q_START_SERVICE *q_u, SVCCTL_R_START_SERVICE *r_u)
+WERROR _svcctl_StartServiceW(pipes_struct *p,
+ struct svcctl_StartServiceW *r)
{
- return WERR_ACCESS_DENIED;
+ SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
+
+ /* perform access checks */
+
+ if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
+ return WERR_BADFID;
+
+ if ( !(info->access_granted & SC_RIGHT_SVC_START) )
+ return WERR_ACCESS_DENIED;
+
+ return info->ops->start_service( info->name );
}
/********************************************************************
+ _svcctl_ControlService
********************************************************************/
-WERROR _svcctl_control_service(pipes_struct *p, SVCCTL_Q_CONTROL_SERVICE *q_u, SVCCTL_R_CONTROL_SERVICE *r_u)
+WERROR _svcctl_ControlService(pipes_struct *p,
+ struct svcctl_ControlService *r)
{
- return WERR_ACCESS_DENIED;
+ SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
+
+ /* perform access checks */
+
+ if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
+ return WERR_BADFID;
+
+ switch ( r->in.control ) {
+ case SVCCTL_CONTROL_STOP:
+ if ( !(info->access_granted & SC_RIGHT_SVC_STOP) )
+ return WERR_ACCESS_DENIED;
+
+ return info->ops->stop_service( info->name,
+ r->out.service_status );
+
+ case SVCCTL_CONTROL_INTERROGATE:
+ if ( !(info->access_granted & SC_RIGHT_SVC_QUERY_STATUS) )
+ return WERR_ACCESS_DENIED;
+
+ return info->ops->service_status( info->name,
+ r->out.service_status );
+ default:
+ return WERR_ACCESS_DENIED;
+ }
}
/********************************************************************
+ _svcctl_EnumDependentServicesW
********************************************************************/
-WERROR _svcctl_enum_dependent_services( pipes_struct *p, SVCCTL_Q_ENUM_DEPENDENT_SERVICES *q_u, SVCCTL_R_ENUM_DEPENDENT_SERVICES *r_u )
+WERROR _svcctl_EnumDependentServicesW(pipes_struct *p,
+ struct svcctl_EnumDependentServicesW *r)
{
-
- /* we have to set the outgoing buffer size to the same as the
+ SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.service );
+
+ /* perform access checks */
+
+ if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
+ return WERR_BADFID;
+
+ if ( !(info->access_granted & SC_RIGHT_SVC_ENUMERATE_DEPENDENTS) )
+ return WERR_ACCESS_DENIED;
+
+ /* we have to set the outgoing buffer size to the same as the
incoming buffer size (even in the case of failure */
+ /* this is done in the autogenerated server already - gd */
+
+ *r->out.needed = r->in.offered;
- rpcbuf_init( &r_u->buffer, q_u->buffer_size, p->mem_ctx );
-
- r_u->needed = q_u->buffer_size;
-
/* no dependent services...basically a stub function */
- r_u->returned = 0;
+ *r->out.services_returned = 0;
return WERR_OK;
}
/********************************************************************
+ _svcctl_QueryServiceStatusEx
********************************************************************/
-WERROR _svcctl_query_service_config( pipes_struct *p, SVCCTL_Q_QUERY_SERVICE_CONFIG *q_u, SVCCTL_R_QUERY_SERVICE_CONFIG *r_u )
+WERROR _svcctl_QueryServiceStatusEx(pipes_struct *p,
+ struct svcctl_QueryServiceStatusEx *r)
{
-
- /* we have to set the outgoing buffer size to the same as the
+ SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
+ uint32 buffer_size;
+
+ /* perform access checks */
+
+ if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
+ return WERR_BADFID;
+
+ if ( !(info->access_granted & SC_RIGHT_SVC_QUERY_STATUS) )
+ return WERR_ACCESS_DENIED;
+
+ /* we have to set the outgoing buffer size to the same as the
+ incoming buffer size (even in the case of failure) */
+ *r->out.needed = r->in.offered;
+
+ switch ( r->in.info_level ) {
+ case SVC_STATUS_PROCESS_INFO:
+ {
+ struct SERVICE_STATUS_PROCESS svc_stat_proc;
+ enum ndr_err_code ndr_err;
+ DATA_BLOB blob;
+
+ /* Get the status of the service.. */
+ info->ops->service_status( info->name, &svc_stat_proc.status );
+ svc_stat_proc.process_id = sys_getpid();
+ svc_stat_proc.service_flags = 0x0;
+
+ ndr_err = ndr_push_struct_blob(&blob, p->mem_ctx, NULL,
+ &svc_stat_proc,
+ (ndr_push_flags_fn_t)ndr_push_SERVICE_STATUS_PROCESS);
+ if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
+ return WERR_INVALID_PARAM;
+ }
+
+ r->out.buffer = blob.data;
+ buffer_size = sizeof(struct SERVICE_STATUS_PROCESS);
+ break;
+ }
+
+ default:
+ return WERR_UNKNOWN_LEVEL;
+ }
+
+
+ buffer_size += buffer_size % 4;
+ *r->out.needed = (buffer_size > r->in.offered) ? buffer_size : r->in.offered;
+
+ if (buffer_size > r->in.offered ) {
+ return WERR_INSUFFICIENT_BUFFER;
+ }
+
+ return WERR_OK;
+}
+
+/********************************************************************
+********************************************************************/
+
+static WERROR fill_svc_config( TALLOC_CTX *ctx, const char *name,
+ struct QUERY_SERVICE_CONFIG *config,
+ NT_USER_TOKEN *token )
+{
+ REGVAL_CTR *values;
+ REGISTRY_VALUE *val;
+
+ /* retrieve the registry values for this service */
+
+ if ( !(values = svcctl_fetch_regvalues( name, token )) )
+ return WERR_REG_CORRUPT;
+
+ /* now fill in the individual values */
+
+ if ( (val = regval_ctr_getvalue( values, "DisplayName" )) != NULL )
+ config->displayname = regval_sz(val);
+ else
+ config->displayname = name;
+
+ if ( (val = regval_ctr_getvalue( values, "ObjectName" )) != NULL ) {
+ config->startname = regval_sz(val);
+ }
+
+ if ( (val = regval_ctr_getvalue( values, "ImagePath" )) != NULL ) {
+ config->executablepath = regval_sz(val);
+ }
+
+ /* a few hard coded values */
+ /* loadordergroup and dependencies are empty */
+
+ config->tag_id = 0x00000000; /* unassigned loadorder group */
+ config->service_type = SERVICE_TYPE_WIN32_OWN_PROCESS;
+ config->error_control = SVCCTL_SVC_ERROR_NORMAL;
+
+ /* set the start type. NetLogon and WINS are disabled to prevent
+ the client from showing the "Start" button (if of course the services
+ are not running */
+
+ if ( strequal( name, "NETLOGON" ) && ( lp_servicenumber(name) == -1 ) )
+ config->start_type = SVCCTL_DISABLED;
+ else if ( strequal( name, "WINS" ) && ( !lp_wins_support() ))
+ config->start_type = SVCCTL_DISABLED;
+ else
+ config->start_type = SVCCTL_DEMAND_START;
+
+
+ TALLOC_FREE( values );
+
+ return WERR_OK;
+}
+
+/********************************************************************
+ _svcctl_QueryServiceConfigW
+********************************************************************/
+
+WERROR _svcctl_QueryServiceConfigW(pipes_struct *p,
+ struct svcctl_QueryServiceConfigW *r)
+{
+ SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
+ uint32 buffer_size;
+ WERROR wresult;
+
+ /* perform access checks */
+
+ if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
+ return WERR_BADFID;
+
+ if ( !(info->access_granted & SC_RIGHT_SVC_QUERY_CONFIG) )
+ return WERR_ACCESS_DENIED;
+
+ /* we have to set the outgoing buffer size to the same as the
incoming buffer size (even in the case of failure */
- r_u->needed = q_u->buffer_size;
-
- /* no dependent services...basically a stub function */
+ *r->out.needed = r->in.offered;
+
+ wresult = fill_svc_config( p->mem_ctx, info->name, r->out.query,
+ p->server_info->ptok);
+ if ( !W_ERROR_IS_OK(wresult) )
+ return wresult;
+
+ buffer_size = ndr_size_QUERY_SERVICE_CONFIG(r->out.query, NULL, 0);
+ *r->out.needed = (buffer_size > r->in.offered) ? buffer_size : r->in.offered;
+
+ if (buffer_size > r->in.offered ) {
+ ZERO_STRUCTP(r->out.query);
+ return WERR_INSUFFICIENT_BUFFER;
+ }
+
+ return WERR_OK;
+}
+
+/********************************************************************
+ _svcctl_QueryServiceConfig2W
+********************************************************************/
+
+WERROR _svcctl_QueryServiceConfig2W(pipes_struct *p,
+ struct svcctl_QueryServiceConfig2W *r)
+{
+ SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
+ uint32 buffer_size;
+
+ /* perform access checks */
+
+ if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
+ return WERR_BADFID;
+
+ if ( !(info->access_granted & SC_RIGHT_SVC_QUERY_CONFIG) )
+ return WERR_ACCESS_DENIED;
+
+ /* we have to set the outgoing buffer size to the same as the
+ incoming buffer size (even in the case of failure */
+ *r->out.needed = r->in.offered;
+
+ switch ( r->in.info_level ) {
+ case SERVICE_CONFIG_DESCRIPTION:
+ {
+ struct SERVICE_DESCRIPTION desc_buf;
+ const char *description;
+ enum ndr_err_code ndr_err;
+ DATA_BLOB blob;
+
+ description = svcctl_lookup_description(
+ p->mem_ctx, info->name, p->server_info->ptok);
+
+ desc_buf.description = description;
+
+ ndr_err = ndr_push_struct_blob(&blob, p->mem_ctx, NULL,
+ &desc_buf,
+ (ndr_push_flags_fn_t)ndr_push_SERVICE_DESCRIPTION);
+ if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
+ return WERR_INVALID_PARAM;
+ }
+
+ buffer_size = ndr_size_SERVICE_DESCRIPTION(&desc_buf, NULL, 0);
+ r->out.buffer = blob.data;
+
+ break;
+ }
+ break;
+ case SERVICE_CONFIG_FAILURE_ACTIONS:
+ {
+ struct SERVICE_FAILURE_ACTIONS actions;
+ enum ndr_err_code ndr_err;
+ DATA_BLOB blob;
+
+ /* nothing to say...just service the request */
+
+ ZERO_STRUCT( actions );
+
+ ndr_err = ndr_push_struct_blob(&blob, p->mem_ctx, NULL,
+ &actions,
+ (ndr_push_flags_fn_t)ndr_push_SERVICE_FAILURE_ACTIONS);
+ if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
+ return WERR_INVALID_PARAM;
+ }
+
+ buffer_size = ndr_size_SERVICE_FAILURE_ACTIONS(&actions, NULL, 0);
+ r->out.buffer = blob.data;
+
+ break;
+ }
+ break;
+
+ default:
+ return WERR_UNKNOWN_LEVEL;
+ }
+
+ buffer_size += buffer_size % 4;
+ *r->out.needed = (buffer_size > r->in.offered) ? buffer_size : r->in.offered;
+
+ if (buffer_size > r->in.offered)
+ return WERR_INSUFFICIENT_BUFFER;
+
+ return WERR_OK;
+}
+
+/********************************************************************
+ _svcctl_LockServiceDatabase
+********************************************************************/
+
+WERROR _svcctl_LockServiceDatabase(pipes_struct *p,
+ struct svcctl_LockServiceDatabase *r)
+{
+ SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
+
+ /* perform access checks */
+
+ if ( !info || (info->type != SVC_HANDLE_IS_SCM) )
+ return WERR_BADFID;
+
+ if ( !(info->access_granted & SC_RIGHT_MGR_LOCK) )
+ return WERR_ACCESS_DENIED;
+
+ /* Just open a handle. Doesn't actually lock anything */
+
+ return create_open_service_handle( p, r->out.lock, SVC_HANDLE_IS_DBLOCK, NULL, 0 );
+}
+
+/********************************************************************
+ _svcctl_UnlockServiceDatabase
+********************************************************************/
+
+WERROR _svcctl_UnlockServiceDatabase(pipes_struct *p,
+ struct svcctl_UnlockServiceDatabase *r)
+{
+ SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.lock );
+
+
+ if ( !info || (info->type != SVC_HANDLE_IS_DBLOCK) )
+ return WERR_BADFID;
+
+ return close_policy_hnd( p, r->out.lock) ? WERR_OK : WERR_BADFID;
+}
+
+/********************************************************************
+ _svcctl_QueryServiceObjectSecurity
+********************************************************************/
+
+WERROR _svcctl_QueryServiceObjectSecurity(pipes_struct *p,
+ struct svcctl_QueryServiceObjectSecurity *r)
+{
+ SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
+ SEC_DESC *sec_desc;
+ NTSTATUS status;
+ uint8_t *buffer = NULL;
+ size_t len = 0;
+
+
+ /* only support the SCM and individual services */
+
+ if ( !info || !(info->type & (SVC_HANDLE_IS_SERVICE|SVC_HANDLE_IS_SCM)) )
+ return WERR_BADFID;
+
+ /* check access reights (according to MSDN) */
+
+ if ( !(info->access_granted & STD_RIGHT_READ_CONTROL_ACCESS) )
+ return WERR_ACCESS_DENIED;
+
+ /* TODO: handle something besides DACL_SECURITY_INFORMATION */
+
+ if ( (r->in.security_flags & DACL_SECURITY_INFORMATION) != DACL_SECURITY_INFORMATION )
+ return WERR_INVALID_PARAM;
+
+ /* lookup the security descriptor and marshall it up for a reply */
+
+ if ( !(sec_desc = svcctl_get_secdesc( p->mem_ctx, info->name, get_root_nt_token() )) )
+ return WERR_NOMEM;
+
+ *r->out.needed = ndr_size_security_descriptor( sec_desc, NULL, 0 );
+
+ if ( *r->out.needed > r->in.buffer_size ) {
+ ZERO_STRUCTP( &r->out.buffer );
+ return WERR_INSUFFICIENT_BUFFER;
+ }
+
+ status = marshall_sec_desc(p->mem_ctx, sec_desc, &buffer, &len);
+ if (!NT_STATUS_IS_OK(status)) {
+ return ntstatus_to_werror(status);
+ }
+
+ *r->out.needed = len;
+ r->out.buffer = buffer;
+
+ return WERR_OK;
+}
+
+/********************************************************************
+ _svcctl_SetServiceObjectSecurity
+********************************************************************/
+
+WERROR _svcctl_SetServiceObjectSecurity(pipes_struct *p,
+ struct svcctl_SetServiceObjectSecurity *r)
+{
+ SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
+ SEC_DESC *sec_desc = NULL;
+ uint32 required_access;
+ NTSTATUS status;
- return WERR_ACCESS_DENIED;
+ if ( !info || !(info->type & (SVC_HANDLE_IS_SERVICE|SVC_HANDLE_IS_SCM)) )
+ return WERR_BADFID;
+
+ /* can't set the security de4scriptor on the ServiceControlManager */
+
+ if ( info->type == SVC_HANDLE_IS_SCM )
+ return WERR_ACCESS_DENIED;
+
+ /* check the access on the open handle */
+
+ switch ( r->in.security_flags ) {
+ case DACL_SECURITY_INFORMATION:
+ required_access = STD_RIGHT_WRITE_DAC_ACCESS;
+ break;
+
+ case OWNER_SECURITY_INFORMATION:
+ case GROUP_SECURITY_INFORMATION:
+ required_access = STD_RIGHT_WRITE_OWNER_ACCESS;
+ break;
+
+ case SACL_SECURITY_INFORMATION:
+ return WERR_INVALID_PARAM;
+ default:
+ return WERR_INVALID_PARAM;
+ }
+
+ if ( !(info->access_granted & required_access) )
+ return WERR_ACCESS_DENIED;
+
+ /* read the security descfriptor */
+
+ status = unmarshall_sec_desc(p->mem_ctx,
+ r->in.buffer, r->in.buffer_size,
+ &sec_desc);
+ if (!NT_STATUS_IS_OK(status)) {
+ return ntstatus_to_werror(status);
+ }
+
+ /* store the new SD */
+
+ if ( !svcctl_set_secdesc( p->mem_ctx, info->name, sec_desc,
+ p->server_info->ptok) )
+ return WERR_ACCESS_DENIED;
+
+ return WERR_OK;
+}
+
+
+WERROR _svcctl_DeleteService(pipes_struct *p, struct svcctl_DeleteService *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_SetServiceStatus(pipes_struct *p, struct svcctl_SetServiceStatus *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
}
+WERROR _svcctl_NotifyBootConfigStatus(pipes_struct *p, struct svcctl_NotifyBootConfigStatus *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_SCSetServiceBitsW(pipes_struct *p, struct svcctl_SCSetServiceBitsW *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_ChangeServiceConfigW(pipes_struct *p, struct svcctl_ChangeServiceConfigW *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_CreateServiceW(pipes_struct *p, struct svcctl_CreateServiceW *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_QueryServiceLockStatusW(pipes_struct *p, struct svcctl_QueryServiceLockStatusW *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_GetServiceKeyNameW(pipes_struct *p, struct svcctl_GetServiceKeyNameW *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_SCSetServiceBitsA(pipes_struct *p, struct svcctl_SCSetServiceBitsA *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_ChangeServiceConfigA(pipes_struct *p, struct svcctl_ChangeServiceConfigA *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_CreateServiceA(pipes_struct *p, struct svcctl_CreateServiceA *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_EnumDependentServicesA(pipes_struct *p, struct svcctl_EnumDependentServicesA *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_EnumServicesStatusA(pipes_struct *p, struct svcctl_EnumServicesStatusA *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_OpenSCManagerA(pipes_struct *p, struct svcctl_OpenSCManagerA *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_OpenServiceA(pipes_struct *p, struct svcctl_OpenServiceA *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_QueryServiceConfigA(pipes_struct *p, struct svcctl_QueryServiceConfigA *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_QueryServiceLockStatusA(pipes_struct *p, struct svcctl_QueryServiceLockStatusA *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_StartServiceA(pipes_struct *p, struct svcctl_StartServiceA *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_GetServiceDisplayNameA(pipes_struct *p, struct svcctl_GetServiceDisplayNameA *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_GetServiceKeyNameA(pipes_struct *p, struct svcctl_GetServiceKeyNameA *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_GetCurrentGroupeStateW(pipes_struct *p, struct svcctl_GetCurrentGroupeStateW *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_EnumServiceGroupW(pipes_struct *p, struct svcctl_EnumServiceGroupW *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_ChangeServiceConfig2A(pipes_struct *p, struct svcctl_ChangeServiceConfig2A *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_ChangeServiceConfig2W(pipes_struct *p, struct svcctl_ChangeServiceConfig2W *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_QueryServiceConfig2A(pipes_struct *p, struct svcctl_QueryServiceConfig2A *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _EnumServicesStatusExA(pipes_struct *p, struct EnumServicesStatusExA *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _EnumServicesStatusExW(pipes_struct *p, struct EnumServicesStatusExW *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
+
+WERROR _svcctl_SCSendTSMessage(pipes_struct *p, struct svcctl_SCSendTSMessage *r)
+{
+ p->rng_fault_state = True;
+ return WERR_NOT_SUPPORTED;
+}
git.samba.org / ira / wip.git / blobdiff