source3/rpcclient/cmd_epmapper.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    RPC pipe client
   4
   5    Copyright (C) Volker Lendecke 2009
   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, see <http://www.gnu.org/licenses/>.
  19 */
  20
  21 #include "includes.h"
  22 #include "rpcclient.h"
  23 #include "../librpc/gen_ndr/ndr_epmapper_c.h"
  24 #include "../librpc/gen_ndr/ndr_lsa.h"
  25
  26 static NTSTATUS cmd_epmapper_map(struct rpc_pipe_client *p,
  27                                  TALLOC_CTX *mem_ctx,
  28                                  int argc, const char **argv)
  29 {
  30         struct dcerpc_binding_handle *b = p->binding_handle;
  31         struct dcerpc_binding *map_binding;
  32         struct epm_twr_t map_tower;
  33         struct epm_twr_p_t towers[500];
  34         struct policy_handle entry_handle;
  35         struct ndr_syntax_id abstract_syntax;
  36         uint32_t num_towers;
  37         TALLOC_CTX *tmp_ctx = talloc_stackframe();
  38         NTSTATUS status;
  39         uint32_t result;
  40         uint32_t i;
  41
  42         abstract_syntax = ndr_table_lsarpc.syntax_id;
  43
  44         /* 127.0.0.1[0] => correct? needed? */
  45         status = dcerpc_parse_binding(tmp_ctx, "ncacn_np:127.0.0.1[0]",
  46                                       &map_binding);
  47         if (!NT_STATUS_IS_OK(status)) {
  48                 d_fprintf(stderr, "dcerpc_parse_binding returned %s\n",
  49                           nt_errstr(status));
  50                 goto done;
  51         }
  52
  53         status = dcerpc_binding_set_abstract_syntax(map_binding,
  54                                                     &abstract_syntax);
  55         if (!NT_STATUS_IS_OK(status)) {
  56                 d_fprintf(stderr, "dcerpc_binding_set_abstract_syntax returned %s\n",
  57                           nt_errstr(status));
  58                 goto done;
  59         }
  60
  61         status = dcerpc_binding_build_tower(tmp_ctx, map_binding,
  62                                             &map_tower.tower);
  63         if (!NT_STATUS_IS_OK(status)) {
  64                 d_fprintf(stderr, "dcerpc_binding_build_tower returned %s\n",
  65                           nt_errstr(status));
  66                 goto done;
  67         }
  68
  69         ZERO_STRUCT(towers);
  70         ZERO_STRUCT(entry_handle);
  71
  72         status = dcerpc_epm_Map(
  73                 b, tmp_ctx, &abstract_syntax.uuid,
  74                 &map_tower, &entry_handle, ARRAY_SIZE(towers),
  75                 &num_towers, towers, &result);
  76         if (!NT_STATUS_IS_OK(status)) {
  77                 d_fprintf(stderr, "dcerpc_epm_Map returned %s\n",
  78                           nt_errstr(status));
  79                 goto done;
  80         }
  81
  82         if (result != EPMAPPER_STATUS_OK) {
  83                 d_fprintf(stderr, "epm_Map returned %u (0x%08X)\n",
  84                           result, result);
  85                 status = NT_STATUS_UNSUCCESSFUL;
  86                 goto done;
  87         }
  88
  89         d_printf("num_tower[%u]\n", num_towers);
  90
  91         for (i=0; i < num_towers; i++) {
  92                 struct dcerpc_binding *binding;
  93
  94                 if (towers[i].twr == NULL) {
  95                         d_fprintf(stderr, "tower[%u] NULL\n", i);
  96                         break;
  97                 }
  98
  99                 status = dcerpc_binding_from_tower(tmp_ctx, &towers[i].twr->tower,
 100                                                    &binding);
 101                 if (!NT_STATUS_IS_OK(status)) {
 102                         break;
 103                 }
 104
 105                 d_printf("tower[%u] %s\n", i, dcerpc_binding_string(tmp_ctx, binding));
 106         }
 107 done:
 108         TALLOC_FREE(tmp_ctx);
 109         return status;
 110 }
 111
 112 static NTSTATUS cmd_epmapper_lookup(struct rpc_pipe_client *p,
 113                                     TALLOC_CTX *mem_ctx,
 114                                     int argc, const char **argv)
 115 {
 116         struct dcerpc_binding_handle *b = p->binding_handle;
 117         struct policy_handle entry_handle;
 118
 119         ZERO_STRUCT(entry_handle);
 120
 121         while (true) {
 122                 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
 123                 uint32_t num_entries;
 124                 struct epm_entry_t entry;
 125                 NTSTATUS status;
 126                 char *guid_string;
 127                 struct dcerpc_binding *binding;
 128                 uint32_t result;
 129
 130                 status = dcerpc_epm_Lookup(b, tmp_ctx,
 131                                    0, /* rpc_c_ep_all */
 132                                    NULL,
 133                                    NULL,
 134                                    0, /* rpc_c_vers_all */
 135                                    &entry_handle,
 136                                    1, /* max_ents */
 137                                    &num_entries, &entry,
 138                                    &result);
 139                 if (!NT_STATUS_IS_OK(status)) {
 140                         d_fprintf(stderr, "dcerpc_epm_Lookup returned %s\n",
 141                                   nt_errstr(status));
 142                         break;
 143                 }
 144
 145                 if (result == EPMAPPER_STATUS_NO_MORE_ENTRIES) {
 146                         d_fprintf(stderr, "epm_Lookup no more entries\n");
 147                         break;
 148                 }
 149
 150                 if (result != EPMAPPER_STATUS_OK) {
 151                         d_fprintf(stderr, "epm_Lookup returned %u (0x%08X)\n",
 152                                   result, result);
 153                         break;
 154                 }
 155
 156                 if (num_entries != 1) {
 157                         d_fprintf(stderr, "epm_Lookup returned %d "
 158                                   "entries, expected one\n", (int)num_entries);
 159                         break;
 160                 }
 161
 162                 guid_string = GUID_string(tmp_ctx, &entry.object);
 163                 if (guid_string == NULL) {
 164                         break;
 165                 }
 166
 167                 status = dcerpc_binding_from_tower(tmp_ctx, &entry.tower->tower,
 168                                                    &binding);
 169                 if (!NT_STATUS_IS_OK(status)) {
 170                         break;
 171                 }
 172
 173                 d_printf("%s %s: %s\n", guid_string,
 174                          dcerpc_binding_string(tmp_ctx, binding),
 175                          entry.annotation);
 176
 177                 TALLOC_FREE(tmp_ctx);
 178         }
 179
 180         return NT_STATUS_OK;
 181 }
 182
 183
 184 /* List of commands exported by this module */
 185
 186 struct cmd_set epmapper_commands[] = {
 187
 188         { "EPMAPPER" },
 189
 190         { "epmmap", RPC_RTYPE_NTSTATUS, cmd_epmapper_map,     NULL,
 191           &ndr_table_epmapper, NULL, "Map a binding", "" },
 192         { "epmlookup", RPC_RTYPE_NTSTATUS, cmd_epmapper_lookup,     NULL,
 193           &ndr_table_epmapper, NULL, "Lookup bindings", "" },
 194         { NULL }
 195 };