examples/winexe/winexe.c

   1 /*
   2  * Samba Unix/Linux CIFS implementation
   3  *
   4  * winexe
   5  *
   6  * Copyright (C) 2018 Volker Lendecke <vl@samba.org>
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 3 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20  */
  21
  22 #include "includes.h"
  23 #include <tevent.h>
  24 #include <popt.h>
  25 #include "version.h"
  26 #include "lib/param/param.h"
  27 #include "auth/credentials/credentials.h"
  28 #include "lib/util/talloc_stack.h"
  29 #include "lib/util/tevent_ntstatus.h"
  30 #include "lib/util/sys_rw.h"
  31 #include "libsmb/proto.h"
  32 #include "librpc/gen_ndr/ndr_svcctl_c.h"
  33 #include "rpc_client/cli_pipe.h"
  34 #include "libcli/smb/smbXcli_base.h"
  35 #include "libcli/util/werror.h"
  36 #include "lib/async_req/async_sock.h"
  37 #include "client.h"
  38
  39 #define SVC_INTERACTIVE 1
  40 #define SVC_IGNORE_INTERACTIVE 2
  41 #define SVC_INTERACTIVE_MASK 3
  42 #define SVC_FORCE_UPLOAD 4
  43 #define SVC_OS64BIT 8
  44 #define SVC_OSCHOOSE 16
  45 #define SVC_UNINSTALL 32
  46 #define SVC_SYSTEM 64
  47
  48 #define SERVICE_NAME "winexesvc"
  49
  50 #define PIPE_NAME "ahexec"
  51 #define PIPE_NAME_IN "ahexec_stdin%08X"
  52 #define PIPE_NAME_OUT "ahexec_stdout%08X"
  53 #define PIPE_NAME_ERR "ahexec_stderr%08X"
  54
  55 static const char version_message_fmt[] = "winexe version %d.%d\n"
  56         "This program may be freely redistributed under the terms of the "
  57         "GNU GPLv3\n";
  58
  59 struct program_options {
  60         char *hostname;
  61         char *cmd;
  62         struct cli_credentials *credentials;
  63         char *runas;
  64         char *runas_file;
  65         int flags;
  66 };
  67
  68 static void parse_args(int argc, const char *argv[],
  69                        TALLOC_CTX *mem_ctx,
  70                        struct program_options *options,
  71                        struct loadparm_context *lp_ctx)
  72 {
  73         poptContext pc;
  74         int opt, i;
  75         struct cli_credentials *cred;
  76
  77         int argc_new;
  78         char **argv_new;
  79
  80         int flag_interactive = SVC_IGNORE_INTERACTIVE;
  81         int flag_ostype = 2;
  82         int flag_reinstall = 0;
  83         int flag_uninstall = 0;
  84         int flag_help = 0;
  85         int flag_version = 0;
  86         int flag_nopass = 0;
  87         char *opt_user = NULL;
  88         char *opt_kerberos = NULL;
  89         char *opt_auth_file = NULL;
  90         char *opt_debuglevel = NULL;
  91
  92         struct poptOption long_options[] = {
  93                 { "help", 'h', POPT_ARG_NONE, &flag_help, 0,
  94                   "Display help message" },
  95                 { "version", 'V', POPT_ARG_NONE, &flag_version, 0,
  96                   "Display version number" },
  97                 { "user", 'U', POPT_ARG_STRING, &opt_user, 0,
  98                   "Set the network username", "[DOMAIN/]USERNAME[%PASSWORD]" },
  99                 { "authentication-file", 'A',
 100                   POPT_ARG_STRING, &opt_auth_file, 0,
 101                   "Get the credentials from a file", "FILE" },
 102                 { "no-pass", 'N', POPT_ARG_NONE, &flag_nopass, 0,
 103                   "Do not ask for a password", NULL },
 104                 { "kerberos", 'k', POPT_ARG_STRING, &opt_kerberos, 0,
 105                   "Use Kerberos, -k [yes|no]" },
 106                 { "debuglevel", 'd', POPT_ARG_STRING, &opt_debuglevel, 0,
 107                   "Set debug level", "DEBUGLEVEL" },
 108                 { "uninstall", 0, POPT_ARG_NONE, &flag_uninstall, 0,
 109                   "Uninstall winexe service after remote execution", NULL},
 110                 { "reinstall", 0, POPT_ARG_NONE, &flag_reinstall, 0,
 111                   "Reinstall winexe service before remote execution", NULL},
 112                 { "runas", 0, POPT_ARG_STRING, &options->runas, 0,
 113                   "Run as the given user (BEWARE: this password is sent "
 114                   "in cleartext over the network!)",
 115                   "[DOMAIN\\]USERNAME%PASSWORD"},
 116                 { "runas-file", 0, POPT_ARG_STRING, &options->runas_file, 0,
 117                   "Run as user options defined in a file", "FILE"},
 118                 { "interactive", 0, POPT_ARG_INT, &flag_interactive, 0,
 119                   "Desktop interaction: 0 - disallow, 1 - allow. If allow, "
 120                   "also use the --system switch (Windows requirement). Vista "
 121                   "does not support this option.", "0|1"},
 122                 { "ostype", 0, POPT_ARG_INT, &flag_ostype, 0,
 123                   "OS type: 0 - 32-bit, 1 - 64-bit, 2 - winexe will decide. "
 124                   "Determines which version (32-bit or 64-bit) of service "
 125                   "will be installed.", "0|1|2"},
 126                 POPT_TABLEEND
 127         };
 128
 129         ZERO_STRUCTP(options);
 130
 131         pc = poptGetContext(argv[0], argc, (const char **) argv, long_options,
 132                             0);
 133
 134         poptSetOtherOptionHelp(pc, "[OPTION]... //HOST COMMAND\nOptions:");
 135
 136         if (((opt = poptGetNextOpt(pc)) != -1) || flag_help || flag_version) {
 137                 fprintf(stderr, version_message_fmt, SAMBA_VERSION_MAJOR,
 138                         SAMBA_VERSION_MINOR);
 139                 if (flag_version) {
 140                         exit(0);
 141                 }
 142                 poptPrintHelp(pc, stdout, 0);
 143                 if (flag_help) {
 144                         exit(0);
 145                 }
 146                 exit(1);
 147         }
 148
 149         argv_new = discard_const_p(char *, poptGetArgs(pc));
 150
 151         argc_new = argc;
 152         for (i = 0; i < argc; i++) {
 153                 if (!argv_new || argv_new[i] == NULL) {
 154                         argc_new = i;
 155                         break;
 156                 }
 157         }
 158
 159         if (argc_new != 2 || argv_new[0][0] != '/' || argv_new[0][1] != '/') {
 160                 fprintf(stderr, version_message_fmt, SAMBA_VERSION_MAJOR,
 161                         SAMBA_VERSION_MINOR);
 162                 poptPrintHelp(pc, stdout, 0);
 163                 exit(1);
 164         }
 165
 166         if (opt_debuglevel) {
 167                 lp_set_cmdline("log level", opt_debuglevel);
 168         }
 169
 170         cred = cli_credentials_init(mem_ctx);
 171
 172         if (opt_user) {
 173                 cli_credentials_parse_string(cred, opt_user, CRED_SPECIFIED);
 174         } else if (opt_auth_file) {
 175                 cli_credentials_parse_file(cred, opt_auth_file,
 176                                            CRED_SPECIFIED);
 177         }
 178
 179         cli_credentials_guess(cred, lp_ctx);
 180         if (!cli_credentials_get_password(cred) && !flag_nopass) {
 181                 char *p = getpass("Enter password: ");
 182                 if (*p) {
 183                         cli_credentials_set_password(cred, p, CRED_SPECIFIED);
 184                 }
 185         }
 186
 187         if (opt_kerberos) {
 188                 cli_credentials_set_kerberos_state(cred,
 189                                                    strcmp(opt_kerberos, "yes")
 190                                                    ? CRED_MUST_USE_KERBEROS
 191                                                    : CRED_DONT_USE_KERBEROS);
 192         }
 193
 194         if (options->runas == NULL && options->runas_file != NULL) {
 195                 struct cli_credentials *runas_cred;
 196                 const char *user;
 197                 const char *pass;
 198
 199                 runas_cred = cli_credentials_init(mem_ctx);
 200                 cli_credentials_parse_file(runas_cred, options->runas_file,
 201                                            CRED_SPECIFIED);
 202
 203                 user = cli_credentials_get_username(runas_cred);
 204                 pass = cli_credentials_get_password(runas_cred);
 205
 206                 if (user && pass) {
 207                         char buffer[1024];
 208                         const char *dom;
 209
 210                         dom = cli_credentials_get_domain(runas_cred);
 211                         if (dom) {
 212                                 snprintf(buffer, sizeof(buffer), "%s\\%s%%%s",
 213                                          dom, user, pass);
 214                         } else {
 215                                 snprintf(buffer, sizeof(buffer), "%s%%%s",
 216                                          user, pass);
 217                         }
 218                         buffer[sizeof(buffer)-1] = '\0';
 219                         options->runas = talloc_strdup(mem_ctx, buffer);
 220                 }
 221         }
 222
 223         options->credentials = cred;
 224
 225         options->hostname = argv_new[0] + 2;
 226         options->cmd = argv_new[1];
 227
 228         options->flags = flag_interactive;
 229         if (flag_reinstall) {
 230                 options->flags |= SVC_FORCE_UPLOAD;
 231         }
 232         if (flag_ostype == 1) {
 233                 options->flags |= SVC_OS64BIT;
 234         }
 235         if (flag_ostype == 2) {
 236                 options->flags |= SVC_OSCHOOSE;
 237         }
 238         if (flag_uninstall) {
 239                 options->flags |= SVC_UNINSTALL;
 240         }
 241 }
 242
 243 static NTSTATUS winexe_svc_upload(
 244         const char *hostname,
 245         const char *service_filename,
 246         const DATA_BLOB *svc32_exe,
 247         const DATA_BLOB *svc64_exe,
 248         struct cli_credentials *credentials,
 249         int flags)
 250 {
 251         struct cli_state *cli;
 252         uint16_t fnum;
 253         NTSTATUS status;
 254         const DATA_BLOB *binary = NULL;
 255
 256         status = cli_full_connection_creds(
 257                 &cli,
 258                 NULL,
 259                 hostname,
 260                 NULL,
 261                 445,
 262                 "ADMIN$",
 263                 "?????",
 264                 credentials,
 265                 0,
 266                 0);
 267         if (!NT_STATUS_IS_OK(status)) {
 268                 DBG_WARNING("cli_full_connection_creds failed: %s\n",
 269                             nt_errstr(status));
 270                 return status;
 271         }
 272
 273         if (flags & SVC_FORCE_UPLOAD) {
 274                 status = cli_unlink(cli, service_filename, 0);
 275                 if (!NT_STATUS_IS_OK(status)) {
 276                         DBG_WARNING("cli_unlink failed: %s\n",
 277                                     nt_errstr(status));
 278                 }
 279         }
 280
 281         if (flags & SVC_OSCHOOSE) {
 282                 status = cli_chkpath(cli, "SysWoW64");
 283                 if (NT_STATUS_IS_OK(status)) {
 284                         flags |= SVC_OS64BIT;
 285                 }
 286         }
 287
 288         if (flags & SVC_OS64BIT) {
 289                 binary = svc64_exe;
 290         } else {
 291                 binary = svc32_exe;
 292         }
 293
 294         if (binary == NULL) {
 295                 //TODO
 296         }
 297
 298         status = cli_ntcreate(
 299                 cli,
 300                 service_filename,
 301                 0,                      /* CreatFlags */
 302                 SEC_FILE_WRITE_DATA,    /* DesiredAccess */
 303                 FILE_ATTRIBUTE_NORMAL,  /* FileAttributes */
 304                 FILE_SHARE_WRITE|FILE_SHARE_READ, /* ShareAccess */
 305                 FILE_OPEN_IF,            /* CreateDisposition */
 306                 FILE_NON_DIRECTORY_FILE, /* CreateOptions */
 307                 0,                       /* SecurityFlags */
 308                 &fnum,
 309                 NULL);          /* CreateReturns */
 310         if (!NT_STATUS_IS_OK(status)) {
 311                 DBG_WARNING("Could not create %s: %s\n", service_filename,
 312                             nt_errstr(status));
 313                 goto done;
 314         }
 315
 316         status = cli_writeall(
 317                 cli,
 318                 fnum,
 319                 0,
 320                 binary->data,
 321                 0,
 322                 binary->length,
 323                 NULL);
 324         if (!NT_STATUS_IS_OK(status)) {
 325                 DBG_WARNING("Could not write file: %s\n", nt_errstr(status));
 326                 goto close_done;
 327         }
 328
 329 close_done:
 330         status = cli_close(cli, fnum);
 331         if (!NT_STATUS_IS_OK(status)) {
 332                 DBG_WARNING("Close(%"PRIu16") failed for %s: %s\n", fnum,
 333                             service_filename, nt_errstr(status));
 334         }
 335 done:
 336         TALLOC_FREE(cli);
 337         return status;
 338 }
 339
 340 static NTSTATUS winexe_svc_install(
 341         struct cli_state *cli,
 342         const char *hostname,
 343         const char *service_name,
 344         const char *service_filename,
 345         const DATA_BLOB *svc32_exe,
 346         const DATA_BLOB *svc64_exe,
 347         struct cli_credentials *credentials,
 348         int flags)
 349 {
 350         TALLOC_CTX *frame = talloc_stackframe();
 351         struct rpc_pipe_client *rpccli;
 352         struct policy_handle scmanager_handle;
 353         struct policy_handle service_handle;
 354         struct SERVICE_STATUS service_status;
 355         bool need_start = false;
 356         bool need_conf = false;
 357         NTSTATUS status;
 358         WERROR werr;
 359
 360         status = cli_rpc_pipe_open_noauth_transport(
 361                 cli,
 362                 NCACN_NP,
 363                 &ndr_table_svcctl,
 364                 &rpccli);
 365         if (!NT_STATUS_IS_OK(status)) {
 366                 DBG_WARNING("cli_rpc_pipe_open_noauth_transport failed: %s\n",
 367                             nt_errstr(status));
 368                 goto done;
 369         }
 370
 371         status = dcerpc_svcctl_OpenSCManagerW(
 372                 rpccli->binding_handle,
 373                 frame,
 374                 smbXcli_conn_remote_name(cli->conn),
 375                 NULL,
 376                 SEC_FLAG_MAXIMUM_ALLOWED,
 377                 &scmanager_handle,
 378                 &werr);
 379         if (!NT_STATUS_IS_OK(status)) {
 380                 DBG_WARNING("dcerpc_svcctl_OpenSCManagerW failed: %s\n",
 381                             nt_errstr(status));
 382                 goto done;
 383         }
 384         if (!W_ERROR_IS_OK(werr)) {
 385                 DBG_WARNING("dcerpc_svcctl_OpenSCManagerW failed: %s\n",
 386                             win_errstr(werr));
 387                 goto done;
 388         }
 389
 390         status = dcerpc_svcctl_OpenServiceW(
 391                 rpccli->binding_handle,
 392                 frame,
 393                 &scmanager_handle,
 394                 service_name,
 395                 SERVICE_ALL_ACCESS,
 396                 &service_handle,
 397                 &werr);
 398         if (!NT_STATUS_IS_OK(status)) {
 399                 DBG_WARNING("dcerpc_svcctl_OpenServiceW failed: %s\n",
 400                             nt_errstr(status));
 401                 goto close_scmanager;
 402         }
 403
 404         if (W_ERROR_EQUAL(werr,  WERR_SERVICE_DOES_NOT_EXIST)) {
 405                 status = dcerpc_svcctl_CreateServiceW(
 406                         rpccli->binding_handle,
 407                         frame,
 408                         &scmanager_handle,
 409                         service_name,
 410                         NULL,
 411                         SERVICE_ALL_ACCESS,
 412                         SERVICE_TYPE_WIN32_OWN_PROCESS |
 413                         ((flags & SVC_INTERACTIVE) ?
 414                          SERVICE_TYPE_INTERACTIVE_PROCESS : 0),
 415                         SVCCTL_DEMAND_START,
 416                         SVCCTL_SVC_ERROR_NORMAL,
 417                         service_filename,
 418                         NULL,
 419                         NULL,
 420                         NULL,
 421                         0,
 422                         NULL,
 423                         NULL,
 424                         0,
 425                         &service_handle,
 426                         &werr);
 427                 if (!NT_STATUS_IS_OK(status)) {
 428                         DBG_WARNING("dcerpc_svcctl_CreateServiceW "
 429                                     "failed: %s\n", nt_errstr(status));
 430                         goto close_scmanager;
 431                 }
 432                 if (!W_ERROR_IS_OK(werr)) {
 433                         DBG_WARNING("dcerpc_svcctl_CreateServiceW "
 434                                     "failed: %s\n", win_errstr(werr));
 435                         status = werror_to_ntstatus(werr);
 436                         goto close_scmanager;
 437                 }
 438         }
 439
 440         status = dcerpc_svcctl_QueryServiceStatus(
 441                 rpccli->binding_handle,
 442                 frame,
 443                 &service_handle,
 444                 &service_status,
 445                 &werr);
 446
 447         if (!NT_STATUS_IS_OK(status)) {
 448                 DBG_WARNING("dcerpc_svcctl_QueryServiceStatus "
 449                             "failed: %s\n", nt_errstr(status));
 450                 goto close_service;
 451         }
 452         if (!W_ERROR_IS_OK(werr)) {
 453                 DBG_WARNING("dcerpc_svcctl_QueryServiceStatus "
 454                             "failed: %s\n", win_errstr(werr));
 455                 status = werror_to_ntstatus(werr);
 456                 goto close_service;
 457         }
 458
 459         if (!(flags & SVC_IGNORE_INTERACTIVE)) {
 460                 need_conf =
 461                         !(service_status.type &
 462                           SERVICE_TYPE_INTERACTIVE_PROCESS) ^
 463                         !(flags & SVC_INTERACTIVE);
 464         }
 465
 466         if (service_status.state == SVCCTL_STOPPED) {
 467                 need_start = true;
 468         } else if (need_conf) {
 469                 status = dcerpc_svcctl_ControlService(
 470                         rpccli->binding_handle,
 471                         frame,
 472                         &service_handle,
 473                         SVCCTL_CONTROL_STOP,
 474                         &service_status,
 475                         &werr);
 476
 477                 if (!NT_STATUS_IS_OK(status)) {
 478                         DBG_WARNING("dcerpc_svcctl_ControlServiceStatus "
 479                             "failed: %s\n", nt_errstr(status));
 480                         goto close_service;
 481                 }
 482                 if (!W_ERROR_IS_OK(werr)) {
 483                         DBG_WARNING("dcerpc_svcctl_ControlServiceStatus "
 484                                     "failed: %s\n", win_errstr(werr));
 485                         status = werror_to_ntstatus(werr);
 486                         goto close_service;
 487                 }
 488
 489                 do {
 490                         smb_msleep(100);
 491
 492                         status = dcerpc_svcctl_QueryServiceStatus(
 493                                 rpccli->binding_handle,
 494                                 frame,
 495                                 &service_handle,
 496                                 &service_status,
 497                                 &werr);
 498
 499                         if (!NT_STATUS_IS_OK(status)) {
 500                                 DBG_WARNING("dcerpc_svcctl_QueryServiceStatus "
 501                                             "failed: %s\n", nt_errstr(status));
 502                                 goto close_service;
 503                         }
 504                         if (!W_ERROR_IS_OK(werr)) {
 505                                 DBG_WARNING("dcerpc_svcctl_QueryServiceStatus "
 506                                             "failed: %s\n", win_errstr(werr));
 507                                 status = werror_to_ntstatus(werr);
 508                                 goto close_service;
 509                         }
 510                 } while (service_status.state == SVCCTL_STOP_PENDING);
 511
 512                 need_start = 1;
 513         }
 514
 515         if (need_conf) {
 516                 status = dcerpc_svcctl_ChangeServiceConfigW(
 517                         rpccli->binding_handle,
 518                         frame,
 519                         &service_handle,
 520                         SERVICE_TYPE_WIN32_OWN_PROCESS |
 521                         ((flags & SVC_INTERACTIVE) ?
 522                          SERVICE_TYPE_INTERACTIVE_PROCESS : 0), /* type */
 523                         UINT32_MAX, /* start_type, SERVICE_NO_CHANGE */
 524                         UINT32_MAX, /* error_control, SERVICE_NO_CHANGE */
 525                         NULL,       /* binary_path */
 526                         NULL,       /* load_order_group */
 527                         NULL,       /* tag_id */
 528                         NULL,       /* dependencies */
 529                         NULL,       /* service_start_name */
 530                         NULL,       /* password */
 531                         NULL,       /* display_name */
 532                         &werr);
 533
 534                 if (!NT_STATUS_IS_OK(status)) {
 535                         DBG_WARNING("dcerpc_svcctl_ChangeServiceConfigW "
 536                                     "failed: %s\n", nt_errstr(status));
 537                         goto close_service;
 538                 }
 539                 if (!W_ERROR_IS_OK(werr)) {
 540                         DBG_WARNING("dcerpc_svcctl_ChangeServiceConfigW "
 541                                     "failed: %s\n", win_errstr(werr));
 542                         status = werror_to_ntstatus(werr);
 543                         goto close_service;
 544                 }
 545         }
 546
 547         if (need_start) {
 548                 status = winexe_svc_upload(
 549                         hostname,
 550                         service_filename,
 551                         svc32_exe,
 552                         svc64_exe,
 553                         credentials,
 554                         flags);
 555                 if (!NT_STATUS_IS_OK(status)) {
 556                         DBG_WARNING("winexe_svc_upload failed: %s\n",
 557                                     nt_errstr(status));
 558                         goto close_service;
 559                 }
 560
 561                 status = dcerpc_svcctl_StartServiceW(
 562                         rpccli->binding_handle,
 563                         frame,
 564                         &service_handle,
 565                         0,      /* num_args */
 566                         NULL,   /* arguments */
 567                         &werr);
 568
 569                 if (!NT_STATUS_IS_OK(status)) {
 570                         DBG_WARNING("dcerpc_svcctl_StartServiceW "
 571                                     "failed: %s\n", nt_errstr(status));
 572                         goto close_service;
 573                 }
 574                 if (!W_ERROR_IS_OK(werr)) {
 575                         DBG_WARNING("dcerpc_svcctl_StartServiceW "
 576                                     "failed: %s\n", win_errstr(werr));
 577                         status = werror_to_ntstatus(werr);
 578                         goto close_service;
 579                 }
 580
 581                 do {
 582                         smb_msleep(100);
 583
 584                         status = dcerpc_svcctl_QueryServiceStatus(
 585                                 rpccli->binding_handle,
 586                                 frame,
 587                                 &service_handle,
 588                                 &service_status,
 589                                 &werr);
 590
 591                         if (!NT_STATUS_IS_OK(status)) {
 592                                 DBG_WARNING("dcerpc_svcctl_QueryServiceStatus "
 593                                             "failed: %s\n", nt_errstr(status));
 594                                 goto close_service;
 595                         }
 596                         if (!W_ERROR_IS_OK(werr)) {
 597                                 DBG_WARNING("dcerpc_svcctl_QueryServiceStatus "
 598                                             "failed: %s\n", win_errstr(werr));
 599                                 status = werror_to_ntstatus(werr);
 600                                 goto close_service;
 601                         }
 602                 } while (service_status.state == SVCCTL_START_PENDING);
 603
 604                 if (service_status.state != SVCCTL_RUNNING) {
 605                         DBG_WARNING("Failed to start service\n");
 606                         status = NT_STATUS_UNSUCCESSFUL;
 607                         goto close_service;
 608                 }
 609         }
 610
 611 close_service:
 612         {
 613                 NTSTATUS close_status;
 614                 WERROR close_werr;
 615
 616                 close_status = dcerpc_svcctl_CloseServiceHandle(
 617                         rpccli->binding_handle,
 618                         frame,
 619                         &service_handle,
 620                         &close_werr);
 621                 if (!NT_STATUS_IS_OK(close_status)) {
 622                         DBG_WARNING("dcerpc_svcctl_CloseServiceHandle "
 623                                     "failed: %s\n", nt_errstr(close_status));
 624                         goto done;
 625                 }
 626                 if (!W_ERROR_IS_OK(close_werr)) {
 627                         DBG_WARNING("dcerpc_svcctl_CloseServiceHandle "
 628                                     " failed: %s\n", win_errstr(close_werr));
 629                         goto done;
 630                 }
 631         }
 632
 633 close_scmanager:
 634         {
 635                 NTSTATUS close_status;
 636                 WERROR close_werr;
 637
 638                 close_status = dcerpc_svcctl_CloseServiceHandle(
 639                         rpccli->binding_handle,
 640                         frame,
 641                         &scmanager_handle,
 642                         &close_werr);
 643                 if (!NT_STATUS_IS_OK(close_status)) {
 644                         DBG_WARNING("dcerpc_svcctl_CloseServiceHandle "
 645                                     "failed: %s\n", nt_errstr(close_status));
 646                         goto done;
 647                 }
 648                 if (!W_ERROR_IS_OK(close_werr)) {
 649                         DBG_WARNING("dcerpc_svcctl_CloseServiceHandle "
 650                                     " failed: %s\n", win_errstr(close_werr));
 651                         goto done;
 652                 }
 653         }
 654
 655 done:
 656         TALLOC_FREE(rpccli);
 657         TALLOC_FREE(frame);
 658         return status;
 659 }
 660
 661 static NTSTATUS winexe_svc_uninstall(
 662         struct cli_state *cli,
 663         const char *service_name)
 664 {
 665         TALLOC_CTX *frame = talloc_stackframe();
 666         struct rpc_pipe_client *rpccli;
 667         struct policy_handle scmanager_handle;
 668         struct policy_handle service_handle;
 669         struct SERVICE_STATUS service_status;
 670         NTSTATUS status;
 671         WERROR werr;
 672
 673         status = cli_rpc_pipe_open_noauth_transport(
 674                 cli,
 675                 NCACN_NP,
 676                 &ndr_table_svcctl,
 677                 &rpccli);
 678         if (!NT_STATUS_IS_OK(status)) {
 679                 DBG_WARNING("cli_rpc_pipe_open_noauth_transport failed: %s\n",
 680                             nt_errstr(status));
 681                 goto done;
 682         }
 683
 684         status = dcerpc_svcctl_OpenSCManagerW(
 685                 rpccli->binding_handle,
 686                 frame,
 687                 smbXcli_conn_remote_name(cli->conn),
 688                 NULL,
 689                 SEC_FLAG_MAXIMUM_ALLOWED,
 690                 &scmanager_handle,
 691                 &werr);
 692         if (!NT_STATUS_IS_OK(status)) {
 693                 DBG_WARNING("dcerpc_svcctl_OpenSCManagerW failed: %s\n",
 694                             nt_errstr(status));
 695                 goto done;
 696         }
 697         if (!W_ERROR_IS_OK(werr)) {
 698                 DBG_WARNING("dcerpc_svcctl_OpenSCManagerW failed: %s\n",
 699                             win_errstr(werr));
 700                 goto done;
 701         }
 702
 703         status = dcerpc_svcctl_OpenServiceW(
 704                 rpccli->binding_handle,
 705                 frame,
 706                 &scmanager_handle,
 707                 service_name,
 708                 SERVICE_ALL_ACCESS,
 709                 &service_handle,
 710                 &werr);
 711         if (!NT_STATUS_IS_OK(status)) {
 712                 DBG_WARNING("dcerpc_svcctl_OpenServiceW failed: %s\n",
 713                             nt_errstr(status));
 714                 goto close_scmanager;
 715         }
 716         if (!W_ERROR_IS_OK(werr)) {
 717                 DBG_WARNING("dcerpc_svcctl_OpenServiceW failed: %s\n",
 718                             win_errstr(werr));
 719                 status = werror_to_ntstatus(werr);
 720                 goto close_scmanager;
 721         }
 722
 723         status = dcerpc_svcctl_ControlService(
 724                 rpccli->binding_handle,
 725                 frame,
 726                 &service_handle,
 727                 SVCCTL_CONTROL_STOP,
 728                 &service_status,
 729                 &werr);
 730         if (!NT_STATUS_IS_OK(status)) {
 731                 DBG_WARNING("dcerpc_svcctl_ControlServiceStatus "
 732                             "failed: %s\n", nt_errstr(status));
 733                 goto close_service;
 734         }
 735         if (!W_ERROR_IS_OK(werr)) {
 736                 DBG_WARNING("dcerpc_svcctl_ControlServiceStatus "
 737                             "failed: %s\n", win_errstr(werr));
 738                 status = werror_to_ntstatus(werr);
 739                 goto close_service;
 740         }
 741
 742         do {
 743                 smb_msleep(100);
 744
 745                 status = dcerpc_svcctl_QueryServiceStatus(
 746                         rpccli->binding_handle,
 747                         frame,
 748                         &service_handle,
 749                         &service_status,
 750                         &werr);
 751
 752                 if (!NT_STATUS_IS_OK(status)) {
 753                         DBG_WARNING("dcerpc_svcctl_QueryServiceStatus "
 754                                     "failed: %s\n", nt_errstr(status));
 755                         goto close_service;
 756                 }
 757                 if (!W_ERROR_IS_OK(werr)) {
 758                         DBG_WARNING("dcerpc_svcctl_QueryServiceStatus "
 759                                     "failed: %s\n", win_errstr(werr));
 760                         status = werror_to_ntstatus(werr);
 761                         goto close_service;
 762                 }
 763         } while (service_status.state != SVCCTL_STOPPED);
 764
 765         status = dcerpc_svcctl_DeleteService(
 766                 rpccli->binding_handle,
 767                 frame,
 768                 &service_handle,
 769                 &werr);
 770         if (!NT_STATUS_IS_OK(status)) {
 771                 DBG_WARNING("dcerpc_svcctl_DeleteService "
 772                             "failed: %s\n", nt_errstr(status));
 773                 goto close_service;
 774         }
 775         if (!W_ERROR_IS_OK(werr)) {
 776                 DBG_WARNING("dcerpc_svcctl_DeleteService "
 777                             "failed: %s\n", win_errstr(werr));
 778                 status = werror_to_ntstatus(werr);
 779                 goto close_service;
 780         }
 781
 782 close_service:
 783         {
 784                 NTSTATUS close_status;
 785                 WERROR close_werr;
 786
 787                 close_status = dcerpc_svcctl_CloseServiceHandle(
 788                         rpccli->binding_handle,
 789                         frame,
 790                         &service_handle,
 791                         &close_werr);
 792                 if (!NT_STATUS_IS_OK(close_status)) {
 793                         DBG_WARNING("dcerpc_svcctl_CloseServiceHandle "
 794                                     "failed: %s\n", nt_errstr(close_status));
 795                         goto done;
 796                 }
 797                 if (!W_ERROR_IS_OK(close_werr)) {
 798                         DBG_WARNING("dcerpc_svcctl_CloseServiceHandle "
 799                                     " failed: %s\n", win_errstr(close_werr));
 800                         goto done;
 801                 }
 802         }
 803
 804 close_scmanager:
 805         {
 806                 NTSTATUS close_status;
 807                 WERROR close_werr;
 808
 809                 close_status = dcerpc_svcctl_CloseServiceHandle(
 810                         rpccli->binding_handle,
 811                         frame,
 812                         &scmanager_handle,
 813                         &close_werr);
 814                 if (!NT_STATUS_IS_OK(close_status)) {
 815                         DBG_WARNING("dcerpc_svcctl_CloseServiceHandle "
 816                                     "failed: %s\n", nt_errstr(close_status));
 817                         goto done;
 818                 }
 819                 if (!W_ERROR_IS_OK(close_werr)) {
 820                         DBG_WARNING("dcerpc_svcctl_CloseServiceHandle "
 821                                     " failed: %s\n", win_errstr(close_werr));
 822                         goto done;
 823                 }
 824         }
 825
 826 done:
 827         TALLOC_FREE(rpccli);
 828         TALLOC_FREE(frame);
 829         return status;
 830 }
 831
 832 struct winexe_out_pipe_state {
 833         struct tevent_context *ev;
 834         struct cli_state *cli;
 835         uint16_t out_pipe;
 836         int out_fd;
 837         char out_inbuf[256];
 838 };
 839
 840 static void winexe_out_pipe_opened(struct tevent_req *subreq);
 841 static void winexe_out_pipe_got_data(struct tevent_req *subreq);
 842 static void winexe_out_pipe_closed(struct tevent_req *subreq);
 843
 844 static struct tevent_req *winexe_out_pipe_send(
 845         TALLOC_CTX *mem_ctx,
 846         struct tevent_context *ev,
 847         struct cli_state *cli,
 848         const char *pipe_name,
 849         int out_fd)
 850 {
 851         struct tevent_req *req, *subreq;
 852         struct winexe_out_pipe_state *state;
 853
 854         req = tevent_req_create(mem_ctx, &state,
 855                                 struct winexe_out_pipe_state);
 856         if (req == NULL) {
 857                 return NULL;
 858         }
 859         state->ev = ev;
 860         state->cli = cli;
 861         state->out_fd = out_fd;
 862
 863         subreq = cli_ntcreate_send(
 864                 state,
 865                 state->ev,
 866                 state->cli,
 867                 pipe_name,
 868                 0,
 869                 SEC_RIGHTS_FILE_READ|SEC_RIGHTS_FILE_WRITE|
 870                 SEC_RIGHTS_FILE_EXECUTE,
 871                 0,              /* FileAttributes */
 872                 FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
 873                 FILE_OPEN,      /* CreateDisposition */
 874                 0,              /* CreateOptions */
 875                 0);             /* SecurityFlags */
 876         if (tevent_req_nomem(subreq, req)) {
 877                 return tevent_req_post(req, ev);
 878         }
 879         tevent_req_set_callback(subreq, winexe_out_pipe_opened, req);
 880         return req;
 881 }
 882
 883 static void winexe_out_pipe_opened(struct tevent_req *subreq)
 884 {
 885         struct tevent_req *req = tevent_req_callback_data(
 886                 subreq, struct tevent_req);
 887         struct winexe_out_pipe_state *state = tevent_req_data(
 888                 req, struct winexe_out_pipe_state);
 889         int timeout;
 890         NTSTATUS status;
 891
 892         status = cli_ntcreate_recv(subreq, &state->out_pipe, NULL);
 893         TALLOC_FREE(subreq);
 894         if (tevent_req_nterror(req, status)) {
 895                 return;
 896         }
 897
 898         timeout = state->cli->timeout;
 899         state->cli->timeout = 0;
 900
 901         subreq = cli_read_send(
 902                 state,
 903                 state->ev,
 904                 state->cli,
 905                 state->out_pipe,
 906                 state->out_inbuf,
 907                 0,
 908                 sizeof(state->out_inbuf));
 909
 910         state->cli->timeout = timeout;
 911
 912         if (tevent_req_nomem(subreq, req)) {
 913                 return;
 914         }
 915         tevent_req_set_callback(subreq, winexe_out_pipe_got_data, req);
 916 }
 917
 918 static void winexe_out_pipe_got_data(struct tevent_req *subreq)
 919 {
 920         struct tevent_req *req = tevent_req_callback_data(
 921                 subreq, struct tevent_req);
 922         struct winexe_out_pipe_state *state = tevent_req_data(
 923                 req, struct winexe_out_pipe_state);
 924         NTSTATUS status;
 925         int timeout;
 926         size_t received;
 927         ssize_t written;
 928
 929         status = cli_read_recv(subreq, &received);
 930         TALLOC_FREE(subreq);
 931
 932         DBG_DEBUG("cli_read for %d gave %s\n",
 933                   state->out_fd,
 934                   nt_errstr(status));
 935
 936         if (NT_STATUS_EQUAL(status, NT_STATUS_PIPE_DISCONNECTED)) {
 937                 subreq = cli_close_send(
 938                         state,
 939                         state->ev,
 940                         state->cli,
 941                         state->out_pipe);
 942                 if (tevent_req_nomem(subreq, req)) {
 943                         return;
 944                 }
 945                 tevent_req_set_callback(subreq, winexe_out_pipe_closed, req);
 946                 return;
 947         }
 948
 949         if (tevent_req_nterror(req, status)) {
 950                 return;
 951         }
 952
 953         if (received > 0) {
 954                 written = sys_write(state->out_fd, state->out_inbuf, received);
 955                 if (written == -1) {
 956                         tevent_req_nterror(req, map_nt_error_from_unix(errno));
 957                         return;
 958                 }
 959         }
 960
 961         timeout = state->cli->timeout;
 962         state->cli->timeout = 0;
 963
 964         subreq = cli_read_send(
 965                 state,
 966                 state->ev,
 967                 state->cli,
 968                 state->out_pipe,
 969                 state->out_inbuf,
 970                 0,
 971                 sizeof(state->out_inbuf));
 972
 973         state->cli->timeout = timeout;
 974
 975         if (tevent_req_nomem(subreq, req)) {
 976                 return;
 977         }
 978         tevent_req_set_callback(subreq, winexe_out_pipe_got_data, req);
 979 }
 980
 981 static void winexe_out_pipe_closed(struct tevent_req *subreq)
 982 {
 983         struct tevent_req *req = tevent_req_callback_data(
 984                 subreq, struct tevent_req);
 985         NTSTATUS status;
 986
 987         status = cli_close_recv(subreq);
 988         TALLOC_FREE(subreq);
 989         if (tevent_req_nterror(req, status)) {
 990                 return;
 991         }
 992         tevent_req_done(req);
 993 }
 994
 995 static NTSTATUS winexe_out_pipe_recv(struct tevent_req *req)
 996 {
 997         return tevent_req_simple_recv_ntstatus(req);
 998 }
 999
1000 struct winexe_in_pipe_state {
1001         struct tevent_context *ev;
1002         struct cli_state *cli;
1003         struct tevent_req *fd_read_req;
1004         bool close_requested;
1005         bool closing;
1006         uint16_t in_pipe;
1007         int in_fd;
1008         char inbuf[256];
1009 };
1010
1011 static void winexe_in_pipe_opened(struct tevent_req *subreq);
1012 static void winexe_in_pipe_got_data(struct tevent_req *subreq);
1013 static void winexe_in_pipe_written(struct tevent_req *subreq);
1014 static void winexe_in_pipe_closed(struct tevent_req *subreq);
1015
1016 static struct tevent_req *winexe_in_pipe_send(
1017         TALLOC_CTX *mem_ctx,
1018         struct tevent_context *ev,
1019         struct cli_state *cli,
1020         const char *pipe_name,
1021         int in_fd)
1022 {
1023         struct tevent_req *req, *subreq;
1024         struct winexe_in_pipe_state *state;
1025
1026         req = tevent_req_create(mem_ctx, &state,
1027                                 struct winexe_in_pipe_state);
1028         if (req == NULL) {
1029                 return NULL;
1030         }
1031         state->ev = ev;
1032         state->cli = cli;
1033         state->in_fd = in_fd;
1034
1035         subreq = cli_ntcreate_send(
1036                 state,
1037                 state->ev,
1038                 state->cli,
1039                 pipe_name,
1040                 0,
1041                 SEC_RIGHTS_FILE_READ|SEC_RIGHTS_FILE_WRITE|
1042                 SEC_RIGHTS_FILE_EXECUTE,
1043                 0,              /* FileAttributes */
1044                 FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
1045                 FILE_OPEN,      /* CreateDisposition */
1046                 0,              /* CreateOptions */
1047                 0);             /* SecurityFlags */
1048         if (tevent_req_nomem(subreq, req)) {
1049                 return tevent_req_post(req, ev);
1050         }
1051         tevent_req_set_callback(subreq, winexe_in_pipe_opened, req);
1052         return req;
1053 }
1054
1055 static void winexe_in_pipe_opened(struct tevent_req *subreq)
1056 {
1057         struct tevent_req *req = tevent_req_callback_data(
1058                 subreq, struct tevent_req);
1059         struct winexe_in_pipe_state *state = tevent_req_data(
1060                 req, struct winexe_in_pipe_state);
1061         NTSTATUS status;
1062
1063         status = cli_ntcreate_recv(subreq, &state->in_pipe, NULL);
1064         TALLOC_FREE(subreq);
1065         if (tevent_req_nterror(req, status)) {
1066                 return;
1067         }
1068
1069         subreq = wait_for_read_send(
1070                 state,
1071                 state->ev,
1072                 state->in_fd,
1073                 true);
1074         if (tevent_req_nomem(subreq, req)) {
1075                 return;
1076         }
1077         tevent_req_set_callback(subreq, winexe_in_pipe_got_data, req);
1078
1079         state->fd_read_req = subreq;
1080 }
1081
1082 static void winexe_in_pipe_got_data(struct tevent_req *subreq)
1083 {
1084         struct tevent_req *req = tevent_req_callback_data(
1085                 subreq, struct tevent_req);
1086         struct winexe_in_pipe_state *state = tevent_req_data(
1087                 req, struct winexe_in_pipe_state);
1088         int err;
1089         bool ok;
1090         int timeout;
1091         ssize_t nread;
1092
1093         ok = wait_for_read_recv(subreq, &err);
1094         TALLOC_FREE(subreq);
1095         if (!ok) {
1096                 tevent_req_nterror(req, map_nt_error_from_unix(err));
1097                 return;
1098         }
1099         state->fd_read_req = NULL;
1100
1101         nread = sys_read(state->in_fd, &state->inbuf, sizeof(state->inbuf));
1102         if (nread == -1) {
1103                 tevent_req_nterror(req, map_nt_error_from_unix(errno));
1104                 return;
1105         }
1106         if (nread == 0) {
1107                 tevent_req_nterror(req, NT_STATUS_CONNECTION_DISCONNECTED);
1108                 return;
1109         }
1110
1111         timeout = state->cli->timeout;
1112         state->cli->timeout = 0;
1113
1114         subreq = cli_writeall_send(
1115                 state,
1116                 state->ev,
1117                 state->cli,
1118                 state->in_pipe,
1119                 0,
1120                 (uint8_t *)state->inbuf,
1121                 0,
1122                 nread);
1123
1124         state->cli->timeout = timeout;
1125
1126         if (tevent_req_nomem(subreq, req)) {
1127                 return;
1128         }
1129         tevent_req_set_callback(subreq, winexe_in_pipe_written, req);
1130 }
1131
1132 static void winexe_in_pipe_written(struct tevent_req *subreq)
1133 {
1134         struct tevent_req *req = tevent_req_callback_data(
1135                 subreq, struct tevent_req);
1136         struct winexe_in_pipe_state *state = tevent_req_data(
1137                 req, struct winexe_in_pipe_state);
1138         NTSTATUS status;
1139
1140         status = cli_writeall_recv(subreq, NULL);
1141         TALLOC_FREE(subreq);
1142
1143         DBG_DEBUG("cli_writeall for %d gave %s\n",
1144                   state->in_fd,
1145                   nt_errstr(status));
1146
1147         if (NT_STATUS_EQUAL(status, NT_STATUS_PIPE_DISCONNECTED) ||
1148             state->close_requested) {
1149                 subreq = cli_close_send(
1150                         state,
1151                         state->ev,
1152                         state->cli,
1153                         state->in_pipe);
1154                 if (tevent_req_nomem(subreq, req)) {
1155                         return;
1156                 }
1157                 tevent_req_set_callback(subreq, winexe_in_pipe_closed, req);
1158                 state->closing = true;
1159                 return;
1160         }
1161
1162         if (tevent_req_nterror(req, status)) {
1163                 return;
1164         }
1165
1166         subreq = wait_for_read_send(
1167                 state,
1168                 state->ev,
1169                 state->in_fd,
1170                 true);
1171         if (tevent_req_nomem(subreq, req)) {
1172                 return;
1173         }
1174         tevent_req_set_callback(subreq, winexe_in_pipe_got_data, req);
1175
1176         state->fd_read_req = subreq;
1177 }
1178
1179 static void winexe_in_pipe_closed(struct tevent_req *subreq)
1180 {
1181         struct tevent_req *req = tevent_req_callback_data(
1182                 subreq, struct tevent_req);
1183         NTSTATUS status;
1184
1185         status = cli_close_recv(subreq);
1186         TALLOC_FREE(subreq);
1187         if (tevent_req_nterror(req, status)) {
1188                 return;
1189         }
1190         return tevent_req_done(req);
1191 }
1192
1193 static NTSTATUS winexe_in_pipe_recv(struct tevent_req *req)
1194 {
1195         return tevent_req_simple_recv_ntstatus(req);
1196 }
1197
1198 static bool winexe_in_pipe_close(struct tevent_req *req)
1199 {
1200         struct winexe_in_pipe_state *state = tevent_req_data(
1201                 req, struct winexe_in_pipe_state);
1202         struct tevent_req *subreq;
1203
1204         if (state->closing) {
1205                 return true;
1206         }
1207
1208         if (state->fd_read_req == NULL) {
1209                 /*
1210                  * cli_writeall active, wait for it to return
1211                  */
1212                 state->close_requested = true;
1213                 return true;
1214         }
1215
1216         TALLOC_FREE(state->fd_read_req);
1217
1218         subreq = cli_close_send(
1219                 state,
1220                 state->ev,
1221                 state->cli,
1222                 state->in_pipe);
1223         if (subreq == NULL) {
1224                 return false;
1225         }
1226         tevent_req_set_callback(subreq, winexe_in_pipe_closed, req);
1227         state->closing = true;
1228
1229         return true;
1230 }
1231
1232 struct winexe_pipes_state {
1233         struct tevent_req *pipes[3];
1234 };
1235
1236 static void winexe_pipes_stdin_done(struct tevent_req *subreq);
1237 static void winexe_pipes_stdout_done(struct tevent_req *subreq);
1238 static void winexe_pipes_stderr_done(struct tevent_req *subreq);
1239
1240 static struct tevent_req *winexe_pipes_send(
1241         TALLOC_CTX *mem_ctx,
1242         struct tevent_context *ev,
1243         struct cli_state *cli,
1244         const char *pipe_postfix)
1245 {
1246         struct tevent_req *req;
1247         struct winexe_pipes_state *state;
1248         char *pipe_name;
1249
1250         req = tevent_req_create(mem_ctx, &state, struct winexe_pipes_state);
1251         if (req == NULL) {
1252                 return NULL;
1253         }
1254
1255         pipe_name = talloc_asprintf(state, "\\ahexec_stdin%s", pipe_postfix);
1256         if (tevent_req_nomem(pipe_name, req)) {
1257                 return tevent_req_post(req, ev);
1258         }
1259         state->pipes[0] = winexe_in_pipe_send(
1260                 state,
1261                 ev,
1262                 cli,
1263                 pipe_name,
1264                 0);
1265         if (tevent_req_nomem(state->pipes[0], req)) {
1266                 return tevent_req_post(req, ev);
1267         }
1268         tevent_req_set_callback(state->pipes[0], winexe_pipes_stdin_done, req);
1269
1270         pipe_name = talloc_asprintf(state, "\\ahexec_stdout%s", pipe_postfix);
1271         if (tevent_req_nomem(pipe_name, req)) {
1272                 return tevent_req_post(req, ev);
1273         }
1274         state->pipes[1] = winexe_out_pipe_send(
1275                 state,
1276                 ev,
1277                 cli,
1278                 pipe_name,
1279                 1);
1280         if (tevent_req_nomem(state->pipes[1], req)) {
1281                 return tevent_req_post(req, ev);
1282         }
1283         tevent_req_set_callback(state->pipes[1], winexe_pipes_stdout_done,
1284                                 req);
1285
1286         pipe_name = talloc_asprintf(state, "\\ahexec_stderr%s", pipe_postfix);
1287         if (tevent_req_nomem(pipe_name, req)) {
1288                 return tevent_req_post(req, ev);
1289         }
1290         state->pipes[2] = winexe_out_pipe_send(
1291                 state,
1292                 ev,
1293                 cli,
1294                 pipe_name,
1295                 2);
1296         if (tevent_req_nomem(state->pipes[2], req)) {
1297                 return tevent_req_post(req, ev);
1298         }
1299         tevent_req_set_callback(state->pipes[2], winexe_pipes_stderr_done,
1300                                 req);
1301
1302         DBG_DEBUG("pipes = %p %p %p\n",
1303                   state->pipes[0],
1304                   state->pipes[1],
1305                   state->pipes[2]);
1306
1307         return req;
1308 }
1309
1310 static void winexe_pipes_stdin_done(struct tevent_req *subreq)
1311 {
1312         struct tevent_req *req = tevent_req_callback_data(
1313                 subreq, struct tevent_req);
1314         struct winexe_pipes_state *state = tevent_req_data(
1315                 req, struct winexe_pipes_state);
1316         NTSTATUS status;
1317
1318         status = winexe_in_pipe_recv(subreq);
1319         TALLOC_FREE(subreq);
1320
1321         DBG_DEBUG("stdin returned %s\n", nt_errstr(status));
1322
1323         if (tevent_req_nterror(req, status)) {
1324                 return;
1325         }
1326
1327         state->pipes[0] = NULL;
1328
1329         DBG_DEBUG("pipes = %p %p %p\n",
1330                   state->pipes[0],
1331                   state->pipes[1],
1332                   state->pipes[2]);
1333
1334         if ((state->pipes[1] == NULL) && (state->pipes[2] == NULL)) {
1335                 tevent_req_done(req);
1336         }
1337 }
1338
1339 static void winexe_pipes_stdout_done(struct tevent_req *subreq)
1340 {
1341         struct tevent_req *req = tevent_req_callback_data(
1342                 subreq, struct tevent_req);
1343         struct winexe_pipes_state *state = tevent_req_data(
1344                 req, struct winexe_pipes_state);
1345         NTSTATUS status;
1346
1347         status = winexe_out_pipe_recv(subreq);
1348         TALLOC_FREE(subreq);
1349
1350         DBG_DEBUG("stdout returned %s\n", nt_errstr(status));
1351
1352         if (tevent_req_nterror(req, status)) {
1353                 return;
1354         }
1355
1356         if (state->pipes[0] != NULL) {
1357                 winexe_in_pipe_close(state->pipes[0]);
1358         }
1359
1360         state->pipes[1] = NULL;
1361
1362         DBG_DEBUG("pipes = %p %p %p\n",
1363                   state->pipes[0],
1364                   state->pipes[1],
1365                   state->pipes[2]);
1366
1367         if ((state->pipes[0] == NULL) && (state->pipes[2] == NULL)) {
1368                 tevent_req_done(req);
1369         }
1370 }
1371
1372 static void winexe_pipes_stderr_done(struct tevent_req *subreq)
1373 {
1374         struct tevent_req *req = tevent_req_callback_data(
1375                 subreq, struct tevent_req);
1376         struct winexe_pipes_state *state = tevent_req_data(
1377                 req, struct winexe_pipes_state);
1378         NTSTATUS status;
1379
1380         status = winexe_out_pipe_recv(subreq);
1381         TALLOC_FREE(subreq);
1382
1383         DBG_DEBUG("stderr returned %s\n", nt_errstr(status));
1384
1385         if (tevent_req_nterror(req, status)) {
1386                 return;
1387         }
1388
1389         if (state->pipes[0] != NULL) {
1390                 winexe_in_pipe_close(state->pipes[0]);
1391         }
1392
1393         state->pipes[2] = NULL;
1394
1395         DBG_DEBUG("pipes = %p %p %p\n",
1396                   state->pipes[0],
1397                   state->pipes[1],
1398                   state->pipes[2]);
1399
1400         if ((state->pipes[0] == NULL) && (state->pipes[1] == NULL)) {
1401                 tevent_req_done(req);
1402         }
1403 }
1404
1405 static NTSTATUS winexe_pipes_recv(struct tevent_req *req)
1406 {
1407         return tevent_req_simple_recv_ntstatus(req);
1408 }
1409
1410 struct winexe_ctrl_state {
1411         struct tevent_context *ev;
1412         struct cli_state *cli;
1413
1414         uint16_t ctrl_pipe;
1415         bool ctrl_pipe_done;
1416
1417         char ctrl_inbuf[256];
1418         char *cmd;
1419         int return_code;
1420
1421         struct tevent_req *pipes_req;
1422 };
1423
1424 static void winexe_ctrl_opened(struct tevent_req *subreq);
1425 static void winexe_ctrl_got_read(struct tevent_req *subreq);
1426 static void winexe_ctrl_wrote_version(struct tevent_req *subreq);
1427 static void winexe_ctrl_wrote_cmd(struct tevent_req *subreq);
1428 static void winexe_ctrl_pipes_done(struct tevent_req *subreq);
1429 static void winexe_ctrl_pipe_closed(struct tevent_req *subreq);
1430
1431 static struct tevent_req *winexe_ctrl_send(
1432         TALLOC_CTX *mem_ctx,
1433         struct tevent_context *ev,
1434         struct cli_state *cli,
1435         const char *cmd)
1436 {
1437         struct tevent_req *req, *subreq;
1438         struct winexe_ctrl_state *state;
1439
1440         req = tevent_req_create(mem_ctx, &state,
1441                                 struct winexe_ctrl_state);
1442         if (req == NULL) {
1443                 return NULL;
1444         }
1445         state->ev = ev;
1446         state->cli = cli;
1447
1448         state->cmd = talloc_asprintf(state, "run %s\n", cmd);
1449         if (tevent_req_nomem(state->cmd, req)) {
1450                 return tevent_req_post(req, ev);
1451         }
1452
1453         subreq = cli_ntcreate_send(
1454                 state,
1455                 state->ev,
1456                 state->cli,
1457                 "\\" PIPE_NAME,
1458                 0,
1459                 SEC_RIGHTS_FILE_READ|SEC_RIGHTS_FILE_WRITE|
1460                 SEC_RIGHTS_FILE_EXECUTE,
1461                 0,              /* FileAttributes */
1462                 FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
1463                 FILE_OPEN,      /* CreateDisposition */
1464                 0,              /* CreateOptions */
1465                 0);             /* SecurityFlags */
1466         if (tevent_req_nomem(subreq, req)) {
1467                 return tevent_req_post(req, ev);
1468         }
1469         tevent_req_set_callback(subreq, winexe_ctrl_opened, req);
1470         return req;
1471 }
1472
1473 static void winexe_ctrl_opened(struct tevent_req *subreq)
1474 {
1475         struct tevent_req *req = tevent_req_callback_data(
1476                 subreq, struct tevent_req);
1477         struct winexe_ctrl_state *state = tevent_req_data(
1478                 req, struct winexe_ctrl_state);
1479         int timeout;
1480         NTSTATUS status;
1481         static const char cmd[] = "get codepage\nget version\n";
1482
1483         status = cli_ntcreate_recv(subreq, &state->ctrl_pipe, NULL);
1484         TALLOC_FREE(subreq);
1485         if (tevent_req_nterror(req, status)) {
1486                 return;
1487         }
1488
1489         timeout = state->cli->timeout;
1490         state->cli->timeout = 0;
1491
1492         subreq = cli_read_send(
1493                 state,
1494                 state->ev,
1495                 state->cli,
1496                 state->ctrl_pipe,
1497                 state->ctrl_inbuf,
1498                 0,
1499                 sizeof(state->ctrl_inbuf)-1);
1500
1501         state->cli->timeout = timeout;
1502
1503         if (tevent_req_nomem(subreq, req)) {
1504                 return;
1505         }
1506         tevent_req_set_callback(subreq, winexe_ctrl_got_read, req);
1507
1508         subreq = cli_writeall_send(
1509                 state,
1510                 state->ev,
1511                 state->cli,
1512                 state->ctrl_pipe,
1513                 0,
1514                 (const uint8_t *)cmd,
1515                 0,
1516                 strlen(cmd));
1517         if (tevent_req_nomem(subreq, req)) {
1518                 return;
1519         }
1520         tevent_req_set_callback(subreq, winexe_ctrl_wrote_version, req);
1521 }
1522
1523 static void winexe_ctrl_got_read(struct tevent_req *subreq)
1524 {
1525         struct tevent_req *req = tevent_req_callback_data(
1526                 subreq, struct tevent_req);
1527         struct winexe_ctrl_state *state = tevent_req_data(
1528                 req, struct winexe_ctrl_state);
1529         NTSTATUS status;
1530         int timeout;
1531         size_t received;
1532         unsigned int version, return_code;
1533         int ret;
1534
1535         status = cli_read_recv(subreq, &received);
1536         TALLOC_FREE(subreq);
1537
1538         if (NT_STATUS_EQUAL(status, NT_STATUS_PIPE_DISCONNECTED)) {
1539                 subreq = cli_close_send(
1540                         state,
1541                         state->ev,
1542                         state->cli,
1543                         state->ctrl_pipe);
1544                 if (tevent_req_nomem(subreq, req)) {
1545                         return;
1546                 }
1547                 tevent_req_set_callback(subreq, winexe_ctrl_pipe_closed, req);
1548                 return;
1549         }
1550         if (tevent_req_nterror(req, status)) {
1551                 return;
1552         }
1553
1554         DBG_DEBUG("Got %zu bytes\n", received);
1555
1556         timeout = state->cli->timeout;
1557         state->cli->timeout = 0;
1558
1559         subreq = cli_read_send(
1560                 state,
1561                 state->ev,
1562                 state->cli,
1563                 state->ctrl_pipe,
1564                 state->ctrl_inbuf,
1565                 0,
1566                 sizeof(state->ctrl_inbuf)-1);
1567
1568         state->cli->timeout = timeout;
1569
1570         if (tevent_req_nomem(subreq, req)) {
1571                 return;
1572         }
1573         tevent_req_set_callback(subreq, winexe_ctrl_got_read, req);
1574
1575         ret = sscanf(state->ctrl_inbuf, "version 0x%x\n", &version);
1576         if (ret == 1) {
1577                 DBG_DEBUG("Got version %x\n", version);
1578
1579                 subreq = cli_writeall_send(
1580                         state,
1581                         state->ev,
1582                         state->cli,
1583                         state->ctrl_pipe,
1584                         0,
1585                         (const uint8_t *)state->cmd,
1586                         0,
1587                         strlen(state->cmd));
1588                 if (tevent_req_nomem(subreq, req)) {
1589                         return;
1590                 }
1591                 tevent_req_set_callback(subreq, winexe_ctrl_wrote_cmd, req);
1592                 return;
1593         }
1594
1595         ret = strncmp(state->ctrl_inbuf, "std_io_err ", strlen("std_io_err "));
1596         if (ret == 0) {
1597                 char *p = state->ctrl_inbuf + 11;
1598                 char *q = strchr(state->ctrl_inbuf, '\n');
1599                 char *postfix;
1600                 size_t postfix_len;
1601
1602                 if (q == NULL) {
1603                         DBG_DEBUG("Got invalid pipe postfix\n");
1604                         return;
1605                 }
1606
1607                 postfix_len = q - p;
1608
1609                 postfix = talloc_strndup(state, p, postfix_len);
1610                 if (tevent_req_nomem(postfix, req)) {
1611                         return;
1612                 }
1613
1614                 DBG_DEBUG("Got pipe postfix %s\n", postfix);
1615
1616                 subreq = winexe_pipes_send(
1617                         state,
1618                         state->ev,
1619                         state->cli,
1620                         postfix);
1621                 if (tevent_req_nomem(subreq, req)) {
1622                         return;
1623                 }
1624                 tevent_req_set_callback(subreq, winexe_ctrl_pipes_done, req);
1625
1626                 state->pipes_req = subreq;
1627
1628                 return;
1629         }
1630
1631         ret = strncmp(state->ctrl_inbuf, "error ", strlen("error "));
1632         if (ret == 0) {
1633                 printf("Error: %s", state->ctrl_inbuf);
1634                 return;
1635         }
1636
1637         ret = sscanf(state->ctrl_inbuf, "version 0x%x\n", &return_code);
1638         if (ret == 1) {
1639                 state->return_code = return_code;
1640                 return;
1641         }
1642 }
1643
1644 static void winexe_ctrl_wrote_version(struct tevent_req *subreq)
1645 {
1646         struct tevent_req *req = tevent_req_callback_data(
1647                 subreq, struct tevent_req);
1648         NTSTATUS status;
1649
1650         status = cli_writeall_recv(subreq, NULL);
1651         TALLOC_FREE(subreq);
1652         if (tevent_req_nterror(req, status)) {
1653                 return;
1654         }
1655 }
1656
1657 static void winexe_ctrl_wrote_cmd(struct tevent_req *subreq)
1658 {
1659         struct tevent_req *req = tevent_req_callback_data(
1660                 subreq, struct tevent_req);
1661         NTSTATUS status;
1662
1663         status = cli_writeall_recv(subreq, NULL);
1664         TALLOC_FREE(subreq);
1665         if (tevent_req_nterror(req, status)) {
1666                 return;
1667         }
1668 }
1669
1670 static void winexe_ctrl_pipe_closed(struct tevent_req *subreq)
1671 {
1672         struct tevent_req *req = tevent_req_callback_data(
1673                 subreq, struct tevent_req);
1674         struct winexe_ctrl_state *state = tevent_req_data(
1675                 req, struct winexe_ctrl_state);
1676         NTSTATUS status;
1677
1678         status = cli_close_recv(subreq);
1679         TALLOC_FREE(subreq);
1680         if (tevent_req_nterror(req, status)) {
1681                 return;
1682         }
1683
1684         state->ctrl_pipe_done = true;
1685         if (state->pipes_req == NULL) {
1686                 tevent_req_done(req);
1687         }
1688 }
1689
1690 static void winexe_ctrl_pipes_done(struct tevent_req *subreq)
1691 {
1692         struct tevent_req *req = tevent_req_callback_data(
1693                 subreq, struct tevent_req);
1694         struct winexe_ctrl_state *state = tevent_req_data(
1695                 req, struct winexe_ctrl_state);
1696         NTSTATUS status;
1697
1698         status = winexe_pipes_recv(subreq);
1699         TALLOC_FREE(subreq);
1700         if (tevent_req_nterror(req, status)) {
1701                 return;
1702         }
1703
1704         state->pipes_req = NULL;
1705         if (state->ctrl_pipe_done) {
1706                 tevent_req_done(req);
1707         }
1708 }
1709
1710 static NTSTATUS winexe_ctrl_recv(struct tevent_req *req,
1711                                  int *preturn_code)
1712 {
1713         struct winexe_ctrl_state *state = tevent_req_data(
1714                 req, struct winexe_ctrl_state);
1715         NTSTATUS status;
1716
1717         if (tevent_req_is_nterror(req, &status)) {
1718                 return status;
1719         }
1720         if (preturn_code != NULL) {
1721                 *preturn_code = state->return_code;
1722         }
1723         return NT_STATUS_OK;
1724 }
1725
1726 static NTSTATUS winexe_ctrl(struct cli_state *cli,
1727                             const char *cmd,
1728                             int *preturn_code)
1729 {
1730         struct tevent_context *ev = NULL;
1731         struct tevent_req *req = NULL;
1732         NTSTATUS status = NT_STATUS_NO_MEMORY;
1733         bool ok;
1734
1735         ev = samba_tevent_context_init(cli);
1736         if (ev == NULL) {
1737                 goto done;
1738         }
1739         req = winexe_ctrl_send(ev, ev, cli, cmd);
1740         if (req == NULL) {
1741                 goto done;
1742         }
1743         ok = tevent_req_poll_ntstatus(req, ev, &status);
1744         if (!ok) {
1745                 goto done;
1746         }
1747         status = winexe_ctrl_recv(req, preturn_code);
1748 done:
1749         TALLOC_FREE(req);
1750         TALLOC_FREE(ev);
1751         return status;
1752 }
1753
1754 #ifdef HAVE_WINEXE_CC_WIN32
1755 const DATA_BLOB *winexesvc32_exe_binary(void);
1756 #endif
1757
1758 #ifdef HAVE_WINEXE_CC_WIN64
1759 const DATA_BLOB *winexesvc64_exe_binary(void);
1760 #endif
1761
1762 int main(int argc, const char *argv[])
1763 {
1764         TALLOC_CTX *frame = talloc_stackframe();
1765         struct program_options options = {0};
1766         struct loadparm_context *lp_ctx;
1767         struct cli_state *cli;
1768         const char *service_name = SERVICE_NAME;
1769         char *service_filename = NULL;
1770 #ifdef HAVE_WINEXE_CC_WIN32
1771         const DATA_BLOB *winexesvc32_exe = winexesvc32_exe_binary();
1772 #else
1773         const DATA_BLOB *winexesvc32_exe = NULL;
1774 #endif
1775 #ifdef HAVE_WINEXE_CC_WIN64
1776         const DATA_BLOB *winexesvc64_exe = winexesvc64_exe_binary();
1777 #else
1778         const DATA_BLOB *winexesvc64_exe = NULL;
1779 #endif
1780         NTSTATUS status;
1781         int ret = 1;
1782         int return_code = 0;
1783
1784         lp_ctx = loadparm_init_s3(frame, loadparm_s3_helpers());
1785         if (lp_ctx == NULL) {
1786                 fprintf(stderr, "loadparm_init_s3 failed\n");
1787                 goto done;
1788         }
1789
1790         smb_init_locale();
1791         setup_logging("winexe", DEBUG_STDOUT);
1792
1793         lp_load_global(get_dyn_CONFIGFILE());
1794
1795         parse_args(argc, argv, frame, &options, lp_ctx);
1796
1797         if (options.cmd == NULL) {
1798                 fprintf(stderr, "no cmd given\n");
1799                 goto done;
1800         }
1801
1802         service_filename = talloc_asprintf(frame, "%s.exe", service_name);
1803         if (service_filename == NULL) {
1804                 DBG_WARNING("talloc_asprintf failed\n");
1805                 goto done;
1806         }
1807
1808         status = cli_full_connection_creds(
1809                 &cli,
1810                 NULL,
1811                 options.hostname,
1812                 NULL,
1813                 445,
1814                 "IPC$",
1815                 "?????",
1816                 options.credentials,
1817                 0,
1818                 0);
1819
1820         if (!NT_STATUS_IS_OK(status)) {
1821                 DBG_WARNING("cli_full_connection_creds failed: %s\n",
1822                             nt_errstr(status));
1823                 goto done;
1824         }
1825
1826         status = winexe_svc_install(
1827                 cli,
1828                 options.hostname,
1829                 service_name,
1830                 service_filename,
1831                 winexesvc32_exe,
1832                 winexesvc64_exe,
1833                 options.credentials,
1834                 options.flags);
1835         if (!NT_STATUS_IS_OK(status)) {
1836                 DBG_WARNING("winexe_svc_install failed: %s\n",
1837                             nt_errstr(status));
1838                 goto done;
1839         }
1840
1841         status = winexe_ctrl(cli, options.cmd, &return_code);
1842         if (NT_STATUS_EQUAL(status, NT_STATUS_PIPE_DISCONNECTED)) {
1843                 /* Normal finish */
1844                 status = NT_STATUS_OK;
1845         }
1846         if (!NT_STATUS_IS_OK(status)) {
1847                 DBG_WARNING("cli_ctrl failed: %s\n",
1848                             nt_errstr(status));
1849                 goto done;
1850         }
1851
1852         if (options.flags & SVC_UNINSTALL) {
1853                 status = winexe_svc_uninstall(
1854                         cli,
1855                         service_name);
1856                 if (!NT_STATUS_IS_OK(status)) {
1857                         DBG_WARNING("winexe_svc_uninstall failed: %s\n",
1858                                     nt_errstr(status));
1859                         goto done;
1860                 }
1861         }
1862
1863         ret = return_code;
1864 done:
1865         TALLOC_FREE(frame);
1866         return ret;
1867 }