source4/torture/rpc/spoolss_notify.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    test suite for spoolss rpc notify operations
   4
   5    Copyright (C) Jelmer Vernooij 2007
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, write to the Free Software
  19    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20 */
  21
  22 #include "includes.h"
  23 #include "torture/torture.h"
  24 #include "torture/rpc/rpc.h"
  25 #include "librpc/gen_ndr/ndr_spoolss_c.h"
  26 #include "rpc_server/dcerpc_server.h"
  27 #include "lib/events/events.h"
  28 #include "smbd/process_model.h"
  29 #include "smb_server/smb_server.h"
  30 #include "librpc/rpc/dcerpc_proto.h"
  31 #include "lib/socket/netif.h"
  32 #include "../lib/util/dlinklist.h"
  33 #include "ntvfs/ntvfs.h"
  34 #include "param/param.h"
  35
  36 static NTSTATUS spoolss__op_bind(struct dcesrv_call_state *dce_call, const struct dcesrv_interface *iface)
  37 {
  38         return NT_STATUS_OK;
  39 }
  40
  41 static void spoolss__op_unbind(struct dcesrv_connection_context *context, const struct dcesrv_interface *iface)
  42 {
  43 }
  44
  45 static NTSTATUS spoolss__op_ndr_pull(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx, struct ndr_pull *pull, void **r)
  46 {
  47         enum ndr_err_code ndr_err;
  48         uint16_t opnum = dce_call->pkt.u.request.opnum;
  49
  50         dce_call->fault_code = 0;
  51
  52         if (opnum >= ndr_table_spoolss.num_calls) {
  53                 dce_call->fault_code = DCERPC_FAULT_OP_RNG_ERROR;
  54                 return NT_STATUS_NET_WRITE_FAULT;
  55         }
  56
  57         *r = talloc_size(mem_ctx, ndr_table_spoolss.calls[opnum].struct_size);
  58         NT_STATUS_HAVE_NO_MEMORY(*r);
  59
  60         /* unravel the NDR for the packet */
  61         ndr_err = ndr_table_spoolss.calls[opnum].ndr_pull(pull, NDR_IN, *r);
  62         if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
  63                 dcerpc_log_packet(dce_call->conn->packet_log_dir,
  64                                                   &ndr_table_spoolss, opnum, NDR_IN,
  65                                   &dce_call->pkt.u.request.stub_and_verifier);
  66                 dce_call->fault_code = DCERPC_FAULT_NDR;
  67                 return NT_STATUS_NET_WRITE_FAULT;
  68         }
  69
  70         return NT_STATUS_OK;
  71 }
  72
  73 /* Note that received_packets are allocated in talloc_autofree_context(),
  74  * because no other context appears to stay around long enough. */
  75 static struct received_packet {
  76         uint16_t opnum;
  77         void *r;
  78         struct received_packet *prev, *next;
  79 } *received_packets = NULL;
  80
  81
  82 static NTSTATUS spoolss__op_dispatch(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx, void *r)
  83 {
  84         uint16_t opnum = dce_call->pkt.u.request.opnum;
  85         struct received_packet *rp;
  86
  87         rp = talloc_zero(talloc_autofree_context(), struct received_packet);
  88         rp->opnum = opnum;
  89         rp->r = talloc_reference(rp, r);
  90
  91         DLIST_ADD_END(received_packets, rp, struct received_packet *);
  92
  93         switch (opnum) {
  94         case 58: {
  95                 struct spoolss_ReplyOpenPrinter *r2 = (struct spoolss_ReplyOpenPrinter *)r;
  96                 r2->out.result = WERR_OK;
  97                 break;
  98         }
  99
 100         default:
 101                 dce_call->fault_code = DCERPC_FAULT_OP_RNG_ERROR;
 102                 break;
 103         }
 104
 105         if (dce_call->fault_code != 0) {
 106                 dcerpc_log_packet(dce_call->conn->packet_log_dir,
 107                                                   &ndr_table_spoolss, opnum, NDR_IN,
 108                                   &dce_call->pkt.u.request.stub_and_verifier);
 109                 return NT_STATUS_NET_WRITE_FAULT;
 110         }
 111         return NT_STATUS_OK;
 112 }
 113
 114
 115 static NTSTATUS spoolss__op_reply(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx, void *r)
 116 {
 117         return NT_STATUS_OK;
 118 }
 119
 120
 121 static NTSTATUS spoolss__op_ndr_push(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx, struct ndr_push *push, const void *r)
 122 {
 123         enum ndr_err_code ndr_err;
 124         uint16_t opnum = dce_call->pkt.u.request.opnum;
 125
 126         ndr_err = ndr_table_spoolss.calls[opnum].ndr_push(push, NDR_OUT, r);
 127         if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
 128                 dce_call->fault_code = DCERPC_FAULT_NDR;
 129                 return NT_STATUS_NET_WRITE_FAULT;
 130         }
 131
 132         return NT_STATUS_OK;
 133 }
 134
 135 const static struct dcesrv_interface notify_test_spoolss_interface = {
 136         .name           = "spoolss",
 137         .syntax_id  = {{0x12345678,0x1234,0xabcd,{0xef,0x00},{0x01,0x23,0x45,0x67,0x89,0xab}},1.0},
 138         .bind           = spoolss__op_bind,
 139         .unbind         = spoolss__op_unbind,
 140         .ndr_pull       = spoolss__op_ndr_pull,
 141         .dispatch       = spoolss__op_dispatch,
 142         .reply          = spoolss__op_reply,
 143         .ndr_push       = spoolss__op_ndr_push
 144 };
 145
 146 static bool spoolss__op_interface_by_uuid(struct dcesrv_interface *iface, const struct GUID *uuid, uint32_t if_version)
 147 {
 148         if (notify_test_spoolss_interface.syntax_id.if_version == if_version &&
 149                 GUID_equal(&notify_test_spoolss_interface.syntax_id.uuid, uuid)) {
 150                 memcpy(iface,&notify_test_spoolss_interface, sizeof(*iface));
 151                 return true;
 152         }
 153
 154         return false;
 155 }
 156
 157 static bool spoolss__op_interface_by_name(struct dcesrv_interface *iface, const char *name)
 158 {
 159         if (strcmp(notify_test_spoolss_interface.name, name)==0) {
 160                 memcpy(iface, &notify_test_spoolss_interface, sizeof(*iface));
 161                 return true;
 162         }
 163
 164         return false;
 165 }
 166
 167 static NTSTATUS spoolss__op_init_server(struct dcesrv_context *dce_ctx, const struct dcesrv_endpoint_server *ep_server)
 168 {
 169         int i;
 170
 171         for (i=0;i<ndr_table_spoolss.endpoints->count;i++) {
 172                 NTSTATUS ret;
 173                 const char *name = ndr_table_spoolss.endpoints->names[i];
 174
 175                 ret = dcesrv_interface_register(dce_ctx, name, &notify_test_spoolss_interface, NULL);
 176                 if (!NT_STATUS_IS_OK(ret)) {
 177                         DEBUG(1,("spoolss_op_init_server: failed to register endpoint '%s'\n",name));
 178                         return ret;
 179                 }
 180         }
 181
 182         return NT_STATUS_OK;
 183 }
 184
 185 static bool test_RFFPCNEx(struct torture_context *tctx,
 186                           struct dcerpc_pipe *p)
 187 {
 188         struct spoolss_OpenPrinter q;
 189         struct spoolss_RemoteFindFirstPrinterChangeNotifyEx r;
 190         struct dcesrv_endpoint_server ep_server;
 191         NTSTATUS status;
 192         struct dcesrv_context *dce_ctx;
 193         const char *endpoints[] = { "spoolss", NULL };
 194         struct spoolss_NotifyOption t1;
 195         struct spoolss_ClosePrinter cp;
 196
 197         struct policy_handle handle;
 198         const char *address;
 199         struct interface *ifaces;
 200
 201         received_packets = NULL;
 202
 203         ntvfs_init(tctx->lp_ctx);
 204
 205         ZERO_STRUCT(q);
 206
 207         q.in.printername        = talloc_asprintf(tctx, "\\\\%s", dcerpc_server_name(p));
 208         q.in.datatype           = NULL;
 209         q.in.devmode_ctr.devmode= NULL;
 210         q.in.access_mask        = SEC_FLAG_MAXIMUM_ALLOWED;
 211         q.out.handle            = &handle;
 212
 213         torture_comment(tctx, "Testing OpenPrinter(%s)\n", q.in.printername);
 214
 215         status = dcerpc_spoolss_OpenPrinter(p, tctx, &q);
 216
 217         torture_assert_ntstatus_ok(tctx, status, "OpenPrinter failed");
 218
 219         torture_assert_werr_ok(tctx, q.out.result, "OpenPrinter failed");
 220
 221         /* Start DCE/RPC server */
 222
 223         /* fill in our name */
 224         ep_server.name = "spoolss";
 225
 226         /* fill in all the operations */
 227         ep_server.init_server = spoolss__op_init_server;
 228
 229         ep_server.interface_by_uuid = spoolss__op_interface_by_uuid;
 230         ep_server.interface_by_name = spoolss__op_interface_by_name;
 231
 232         torture_assert_ntstatus_ok(tctx, dcerpc_register_ep_server(&ep_server),
 233                                   "unable to register spoolss server");
 234
 235         lp_set_cmdline(tctx->lp_ctx, "dcerpc endpoint servers", "spoolss");
 236
 237         load_interfaces(tctx, lp_interfaces(tctx->lp_ctx), &ifaces);
 238         address = iface_n_ip(ifaces, 0);
 239         torture_comment(tctx, "Listening for callbacks on %s\n", address);
 240         status = smbsrv_add_socket(p->conn->event_ctx, tctx->lp_ctx, &single_ops, address);
 241         torture_assert_ntstatus_ok(tctx, status, "starting smb server");
 242
 243         status = dcesrv_init_context(tctx, tctx->lp_ctx, endpoints, &dce_ctx);
 244         torture_assert_ntstatus_ok(tctx, status,
 245                                    "unable to initialize DCE/RPC server");
 246
 247         r.in.flags = 0;
 248         r.in.local_machine = talloc_asprintf(tctx, "\\\\%s", address);
 249         r.in.options = 0;
 250         r.in.printer_local = 123;
 251         t1.version = 2;
 252         t1.flags = 0;
 253         t1.count = 2;
 254         t1.types = talloc_zero_array(tctx, struct spoolss_NotifyOptionType, 2);
 255         t1.types[0].type = PRINTER_NOTIFY_TYPE;
 256         t1.types[0].count = 1;
 257         t1.types[0].fields = talloc_array(t1.types, union spoolss_Field, 1);
 258         t1.types[0].fields[0].field = PRINTER_NOTIFY_FIELD_SERVER_NAME;
 259
 260         t1.types[1].type = JOB_NOTIFY_TYPE;
 261         t1.types[1].count = 1;
 262         t1.types[1].fields = talloc_array(t1.types, union spoolss_Field, 1);
 263         t1.types[1].fields[0].field = PRINTER_NOTIFY_FIELD_PRINTER_NAME;
 264
 265         r.in.notify_options = &t1;
 266         r.in.handle = &handle;
 267
 268         status = dcerpc_spoolss_RemoteFindFirstPrinterChangeNotifyEx(p, tctx, &r);
 269
 270         torture_assert_ntstatus_ok(tctx, status, "FFPCNEx failed");
 271
 272         torture_assert_werr_ok(tctx, r.out.result, "error return code for FFPCNEx");
 273
 274         cp.in.handle = &handle;
 275         cp.out.handle = &handle;
 276
 277         torture_comment(tctx, "Testing ClosePrinter\n");
 278
 279         status = dcerpc_spoolss_ClosePrinter(p, tctx, &cp);
 280         torture_assert_ntstatus_ok(tctx, status, "ClosePrinter failed");
 281
 282         /* We should've had an incoming packet 58 (ReplyOpenPrinter) */
 283         torture_assert(tctx, received_packets != NULL, "no packets received");
 284         torture_assert_int_equal(tctx, received_packets->opnum, 58, "invalid opnum");
 285
 286         /* Shut down DCE/RPC server */
 287         talloc_free(dce_ctx);
 288
 289         return true;
 290 }
 291
 292 /** Test that makes sure that calling ReplyOpenPrinter()
 293  * on Samba 4 will cause an irpc broadcast call.
 294  */
 295 static bool test_ReplyOpenPrinter(struct torture_context *tctx,
 296                                   struct dcerpc_pipe *pipe)
 297 {
 298         struct spoolss_ReplyOpenPrinter r;
 299         struct spoolss_ReplyClosePrinter s;
 300         struct policy_handle h;
 301
 302         r.in.server_name = "earth";
 303         r.in.printer_local = 2;
 304         r.in.type = REG_DWORD;
 305         r.in.bufsize = 0;
 306         r.in.buffer = NULL;
 307         r.out.handle = &h;
 308
 309         torture_assert_ntstatus_ok(tctx,
 310                         dcerpc_spoolss_ReplyOpenPrinter(pipe, tctx, &r),
 311                         "spoolss_ReplyOpenPrinter call failed");
 312
 313         torture_assert_werr_ok(tctx, r.out.result, "error return code");
 314
 315         s.in.handle = &h;
 316         s.out.handle = &h;
 317
 318         torture_assert_ntstatus_ok(tctx,
 319                         dcerpc_spoolss_ReplyClosePrinter(pipe, tctx, &s),
 320                         "spoolss_ReplyClosePrinter call failed");
 321
 322         torture_assert_werr_ok(tctx, r.out.result, "error return code");
 323
 324         return true;
 325 }
 326
 327 struct torture_suite *torture_rpc_spoolss_notify(TALLOC_CTX *mem_ctx)
 328 {
 329         struct torture_suite *suite = torture_suite_create(mem_ctx, "SPOOLSS-NOTIFY");
 330
 331         struct torture_rpc_tcase *tcase = torture_suite_add_rpc_iface_tcase(suite,
 332                                                         "notify", &ndr_table_spoolss);
 333
 334         torture_rpc_tcase_add_test(tcase, "testRFFPCNEx", test_RFFPCNEx);
 335         torture_rpc_tcase_add_test(tcase, "testReplyOpenPrinter", test_ReplyOpenPrinter);
 336
 337         return suite;
 338 }