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