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 "system/filesys.h"
  24 #include "torture/rpc/rpc.h"
  25 #include "librpc/gen_ndr/ndr_spoolss_c.h"
  26 #include "librpc/gen_ndr/ndr_spoolss.h"
  27 #include "rpc_server/dcerpc_server.h"
  28 #include "rpc_server/service_rpc.h"
  29 #include "smbd/process_model.h"
  30 #include "smb_server/smb_server.h"
  31 #include "lib/socket/netif.h"
  32 #include "ntvfs/ntvfs.h"
  33 #include "param/param.h"
  34
  35 static NTSTATUS spoolss__op_bind(struct dcesrv_call_state *dce_call, const struct dcesrv_interface *iface)
  36 {
  37         return NT_STATUS_OK;
  38 }
  39
  40 static void spoolss__op_unbind(struct dcesrv_connection_context *context, const struct dcesrv_interface *iface)
  41 {
  42 }
  43
  44 static NTSTATUS spoolss__op_ndr_pull(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx, struct ndr_pull *pull, void **r)
  45 {
  46         enum ndr_err_code ndr_err;
  47         uint16_t opnum = dce_call->pkt.u.request.opnum;
  48
  49         dce_call->fault_code = 0;
  50
  51         if (opnum >= ndr_table_spoolss.num_calls) {
  52                 dce_call->fault_code = DCERPC_FAULT_OP_RNG_ERROR;
  53                 return NT_STATUS_NET_WRITE_FAULT;
  54         }
  55
  56         *r = talloc_size(mem_ctx, ndr_table_spoolss.calls[opnum].struct_size);
  57         NT_STATUS_HAVE_NO_MEMORY(*r);
  58
  59         /* unravel the NDR for the packet */
  60         ndr_err = ndr_table_spoolss.calls[opnum].ndr_pull(pull, NDR_IN, *r);
  61         if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
  62                 dcerpc_log_packet(dce_call->conn->packet_log_dir,
  63                                                   &ndr_table_spoolss, opnum, NDR_IN,
  64                                   &dce_call->pkt.u.request.stub_and_verifier);
  65                 dce_call->fault_code = DCERPC_FAULT_NDR;
  66                 return NT_STATUS_NET_WRITE_FAULT;
  67         }
  68
  69         return NT_STATUS_OK;
  70 }
  71
  72 /* Note that received_packets are allocated in talloc_autofree_context(),
  73  * because no other context appears to stay around long enough. */
  74 static struct received_packet {
  75         uint16_t opnum;
  76         void *r;
  77         struct received_packet *prev, *next;
  78 } *received_packets = NULL;
  79
  80 static WERROR _spoolss_ReplyOpenPrinter(struct dcesrv_call_state *dce_call,
  81                                         TALLOC_CTX *mem_ctx,
  82                                         struct spoolss_ReplyOpenPrinter *r)
  83 {
  84         DEBUG(1,("_spoolss_ReplyOpenPrinter\n"));
  85
  86         NDR_PRINT_IN_DEBUG(spoolss_ReplyOpenPrinter, r);
  87
  88         r->out.handle = talloc(r, struct policy_handle);
  89         r->out.handle->handle_type = 42;
  90         r->out.handle->uuid = GUID_random();
  91         r->out.result = WERR_OK;
  92
  93         NDR_PRINT_OUT_DEBUG(spoolss_ReplyOpenPrinter, r);
  94
  95         return WERR_OK;
  96 }
  97
  98 static NTSTATUS spoolss__op_dispatch(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx, void *r)
  99 {
 100         uint16_t opnum = dce_call->pkt.u.request.opnum;
 101         struct received_packet *rp;
 102
 103         rp = talloc_zero(talloc_autofree_context(), struct received_packet);
 104         rp->opnum = opnum;
 105         rp->r = talloc_reference(rp, r);
 106
 107         DLIST_ADD_END(received_packets, rp, struct received_packet *);
 108
 109         switch (opnum) {
 110         case 58: {
 111                 struct spoolss_ReplyOpenPrinter *r2 = (struct spoolss_ReplyOpenPrinter *)r;
 112                 r2->out.result = _spoolss_ReplyOpenPrinter(dce_call, mem_ctx, r2);
 113                 break;
 114         }
 115
 116         default:
 117                 dce_call->fault_code = DCERPC_FAULT_OP_RNG_ERROR;
 118                 break;
 119         }
 120
 121         if (dce_call->fault_code != 0) {
 122                 dcerpc_log_packet(dce_call->conn->packet_log_dir,
 123                                                   &ndr_table_spoolss, opnum, NDR_IN,
 124                                   &dce_call->pkt.u.request.stub_and_verifier);
 125                 return NT_STATUS_NET_WRITE_FAULT;
 126         }
 127         return NT_STATUS_OK;
 128 }
 129
 130
 131 static NTSTATUS spoolss__op_reply(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx, void *r)
 132 {
 133         return NT_STATUS_OK;
 134 }
 135
 136
 137 static NTSTATUS spoolss__op_ndr_push(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx, struct ndr_push *push, const void *r)
 138 {
 139         enum ndr_err_code ndr_err;
 140         uint16_t opnum = dce_call->pkt.u.request.opnum;
 141
 142         ndr_err = ndr_table_spoolss.calls[opnum].ndr_push(push, NDR_OUT, r);
 143         if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
 144                 dce_call->fault_code = DCERPC_FAULT_NDR;
 145                 return NT_STATUS_NET_WRITE_FAULT;
 146         }
 147
 148         return NT_STATUS_OK;
 149 }
 150
 151 const static struct dcesrv_interface notify_test_spoolss_interface = {
 152         .name           = "spoolss",
 153         .syntax_id  = {{0x12345678,0x1234,0xabcd,{0xef,0x00},{0x01,0x23,0x45,0x67,0x89,0xab}},1.0},
 154         .bind           = spoolss__op_bind,
 155         .unbind         = spoolss__op_unbind,
 156         .ndr_pull       = spoolss__op_ndr_pull,
 157         .dispatch       = spoolss__op_dispatch,
 158         .reply          = spoolss__op_reply,
 159         .ndr_push       = spoolss__op_ndr_push
 160 };
 161
 162 static bool spoolss__op_interface_by_uuid(struct dcesrv_interface *iface, const struct GUID *uuid, uint32_t if_version)
 163 {
 164         if (notify_test_spoolss_interface.syntax_id.if_version == if_version &&
 165                 GUID_equal(&notify_test_spoolss_interface.syntax_id.uuid, uuid)) {
 166                 memcpy(iface,&notify_test_spoolss_interface, sizeof(*iface));
 167                 return true;
 168         }
 169
 170         return false;
 171 }
 172
 173 static bool spoolss__op_interface_by_name(struct dcesrv_interface *iface, const char *name)
 174 {
 175         if (strcmp(notify_test_spoolss_interface.name, name)==0) {
 176                 memcpy(iface, &notify_test_spoolss_interface, sizeof(*iface));
 177                 return true;
 178         }
 179
 180         return false;
 181 }
 182
 183 static NTSTATUS spoolss__op_init_server(struct dcesrv_context *dce_ctx, const struct dcesrv_endpoint_server *ep_server)
 184 {
 185         int i;
 186
 187         for (i=0;i<ndr_table_spoolss.endpoints->count;i++) {
 188                 NTSTATUS ret;
 189                 const char *name = ndr_table_spoolss.endpoints->names[i];
 190
 191                 ret = dcesrv_interface_register(dce_ctx, name, &notify_test_spoolss_interface, NULL);
 192                 if (!NT_STATUS_IS_OK(ret)) {
 193                         DEBUG(1,("spoolss_op_init_server: failed to register endpoint '%s'\n",name));
 194                         return ret;
 195                 }
 196         }
 197
 198         return NT_STATUS_OK;
 199 }
 200
 201 static bool test_RFFPCNEx(struct torture_context *tctx,
 202                           struct dcerpc_pipe *p)
 203 {
 204         struct spoolss_OpenPrinter q;
 205         struct spoolss_RemoteFindFirstPrinterChangeNotifyEx r;
 206         struct dcesrv_endpoint_server ep_server;
 207         NTSTATUS status;
 208         struct dcesrv_context *dce_ctx;
 209         const char *endpoints[] = { "spoolss", NULL };
 210         struct dcesrv_endpoint *e;
 211         struct spoolss_NotifyOption t1;
 212         struct spoolss_ClosePrinter cp;
 213
 214         struct policy_handle handle;
 215         const char *address;
 216         struct interface *ifaces;
 217
 218         received_packets = NULL;
 219
 220         ntvfs_init(tctx->lp_ctx);
 221
 222         ZERO_STRUCT(q);
 223
 224         q.in.printername        = talloc_asprintf(tctx, "\\\\%s", dcerpc_server_name(p));
 225         q.in.datatype           = NULL;
 226         q.in.devmode_ctr.devmode= NULL;
 227         q.in.access_mask        = SEC_FLAG_MAXIMUM_ALLOWED;
 228         q.out.handle            = &handle;
 229
 230         torture_comment(tctx, "Testing OpenPrinter(%s)\n", q.in.printername);
 231
 232         status = dcerpc_spoolss_OpenPrinter(p, tctx, &q);
 233
 234         torture_assert_ntstatus_ok(tctx, status, "OpenPrinter failed");
 235
 236         torture_assert_werr_ok(tctx, q.out.result, "OpenPrinter failed");
 237
 238         /* Start DCE/RPC server */
 239
 240         /* fill in our name */
 241         ep_server.name = "spoolss";
 242
 243         /* fill in all the operations */
 244         ep_server.init_server = spoolss__op_init_server;
 245
 246         ep_server.interface_by_uuid = spoolss__op_interface_by_uuid;
 247         ep_server.interface_by_name = spoolss__op_interface_by_name;
 248
 249         torture_assert_ntstatus_ok(tctx, dcerpc_register_ep_server(&ep_server),
 250                                   "unable to register spoolss server");
 251
 252         lp_set_cmdline(tctx->lp_ctx, "dcerpc endpoint servers", "spoolss");
 253
 254         load_interfaces(tctx, lp_interfaces(tctx->lp_ctx), &ifaces);
 255         address = iface_n_ip(ifaces, 0);
 256         torture_comment(tctx, "Listening for callbacks on %s\n", address);
 257         status = smbsrv_add_socket(p->conn->event_ctx, tctx->lp_ctx, &single_ops, address);
 258         torture_assert_ntstatus_ok(tctx, status, "starting smb server");
 259
 260         status = dcesrv_init_context(tctx, tctx->lp_ctx, endpoints, &dce_ctx);
 261         torture_assert_ntstatus_ok(tctx, status,
 262                                    "unable to initialize DCE/RPC server");
 263
 264         /* Make sure the directory for NCALRPC exists */
 265         if (!directory_exist(lp_ncalrpc_dir(tctx->lp_ctx))) {
 266                 int ret;
 267                 ret = mkdir(lp_ncalrpc_dir(tctx->lp_ctx), 0755);
 268                 torture_assert(tctx, (ret == 0), talloc_asprintf(tctx,
 269                                "failed to mkdir(%s) ret[%d] errno[%d - %s]",
 270                                lp_ncalrpc_dir(tctx->lp_ctx), ret,
 271                                errno, strerror(errno)));
 272         }
 273
 274         for (e=dce_ctx->endpoint_list;e;e=e->next) {
 275                 status = dcesrv_add_ep(dce_ctx, tctx->lp_ctx,
 276                                        e, tctx->ev, &single_ops);
 277                 torture_assert_ntstatus_ok(tctx, status,
 278                                 "unable listen on dcerpc endpoint server");
 279         }
 280
 281         r.in.flags = 0;
 282         r.in.local_machine = talloc_asprintf(tctx, "\\\\%s", address);
 283         r.in.options = 0;
 284         r.in.printer_local = 123;
 285         t1.version = 2;
 286         t1.flags = 0;
 287         t1.count = 2;
 288         t1.types = talloc_zero_array(tctx, struct spoolss_NotifyOptionType, 2);
 289         t1.types[0].type = PRINTER_NOTIFY_TYPE;
 290         t1.types[0].count = 1;
 291         t1.types[0].fields = talloc_array(t1.types, union spoolss_Field, 1);
 292         t1.types[0].fields[0].field = PRINTER_NOTIFY_FIELD_SERVER_NAME;
 293
 294         t1.types[1].type = JOB_NOTIFY_TYPE;
 295         t1.types[1].count = 1;
 296         t1.types[1].fields = talloc_array(t1.types, union spoolss_Field, 1);
 297         t1.types[1].fields[0].field = PRINTER_NOTIFY_FIELD_PRINTER_NAME;
 298
 299         r.in.notify_options = &t1;
 300         r.in.handle = &handle;
 301
 302         status = dcerpc_spoolss_RemoteFindFirstPrinterChangeNotifyEx(p, tctx, &r);
 303
 304         torture_assert_ntstatus_ok(tctx, status, "FFPCNEx failed");
 305
 306         torture_assert_werr_ok(tctx, r.out.result, "error return code for FFPCNEx");
 307
 308         cp.in.handle = &handle;
 309         cp.out.handle = &handle;
 310
 311         torture_comment(tctx, "Testing ClosePrinter\n");
 312
 313         status = dcerpc_spoolss_ClosePrinter(p, tctx, &cp);
 314         torture_assert_ntstatus_ok(tctx, status, "ClosePrinter failed");
 315
 316         /* We should've had an incoming packet 58 (ReplyOpenPrinter) */
 317         torture_assert(tctx, received_packets != NULL, "no packets received");
 318         torture_assert_int_equal(tctx, received_packets->opnum, 58, "invalid opnum");
 319
 320         /* Shut down DCE/RPC server */
 321         talloc_free(dce_ctx);
 322
 323         return true;
 324 }
 325
 326 /** Test that makes sure that calling ReplyOpenPrinter()
 327  * on Samba 4 will cause an irpc broadcast call.
 328  */
 329 static bool test_ReplyOpenPrinter(struct torture_context *tctx,
 330                                   struct dcerpc_pipe *p)
 331 {
 332         struct spoolss_ReplyOpenPrinter r;
 333         struct spoolss_ReplyClosePrinter s;
 334         struct policy_handle h;
 335
 336         if (torture_setting_bool(tctx, "samba3", false)) {
 337                 torture_skip(tctx, "skipping ReplyOpenPrinter server implementation test against s3\n");
 338         }
 339
 340         r.in.server_name = "earth";
 341         r.in.printer_local = 2;
 342         r.in.type = REG_DWORD;
 343         r.in.bufsize = 0;
 344         r.in.buffer = NULL;
 345         r.out.handle = &h;
 346
 347         torture_assert_ntstatus_ok(tctx,
 348                         dcerpc_spoolss_ReplyOpenPrinter(p, tctx, &r),
 349                         "spoolss_ReplyOpenPrinter call failed");
 350
 351         torture_assert_werr_ok(tctx, r.out.result, "error return code");
 352
 353         s.in.handle = &h;
 354         s.out.handle = &h;
 355
 356         torture_assert_ntstatus_ok(tctx,
 357                         dcerpc_spoolss_ReplyClosePrinter(p, tctx, &s),
 358                         "spoolss_ReplyClosePrinter call failed");
 359
 360         torture_assert_werr_ok(tctx, r.out.result, "error return code");
 361
 362         return true;
 363 }
 364
 365 struct torture_suite *torture_rpc_spoolss_notify(TALLOC_CTX *mem_ctx)
 366 {
 367         struct torture_suite *suite = torture_suite_create(mem_ctx, "SPOOLSS-NOTIFY");
 368
 369         struct torture_rpc_tcase *tcase = torture_suite_add_rpc_iface_tcase(suite,
 370                                                         "notify", &ndr_table_spoolss);
 371
 372         torture_rpc_tcase_add_test(tcase, "testRFFPCNEx", test_RFFPCNEx);
 373         torture_rpc_tcase_add_test(tcase, "testReplyOpenPrinter", test_ReplyOpenPrinter);
 374
 375         return suite;
 376 }