source4/torture/rpc/session_key.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    test suite for lsa rpc operations
   4
   5    Copyright (C) Andrew Tridgell 2003
   6    Copyright (C) Andrew Bartlett <abartlet@samba.org> 2004-2005
   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 "librpc/gen_ndr/ndr_lsa_c.h"
  24
  25 #include "libcli/auth/libcli_auth.h"
  26 #include "torture/rpc/rpc.h"
  27 #include "lib/cmdline/popt_common.h"
  28 #include "param/param.h"
  29
  30 static void init_lsa_String(struct lsa_String *name, const char *s)
  31 {
  32         name->string = s;
  33 }
  34
  35 static bool test_CreateSecret_basic(struct dcerpc_pipe *p,
  36                                     struct torture_context *tctx,
  37                                     struct policy_handle *handle)
  38 {
  39         NTSTATUS status;
  40         struct lsa_CreateSecret r;
  41         struct lsa_SetSecret r3;
  42         struct lsa_QuerySecret r4;
  43         struct policy_handle sec_handle;
  44         struct lsa_DeleteObject d;
  45         struct lsa_DATA_BUF buf1;
  46         struct lsa_DATA_BUF_PTR bufp1;
  47         DATA_BLOB enc_key;
  48         DATA_BLOB session_key;
  49         NTTIME old_mtime, new_mtime;
  50         DATA_BLOB blob1, blob2;
  51         const char *secret1 = "abcdef12345699qwerty";
  52         char *secret2;
  53         char *secname;
  54
  55         secname = talloc_asprintf(tctx, "torturesecret-%u", (unsigned int)random());
  56
  57         torture_comment(tctx, "Testing CreateSecret of %s\n", secname);
  58
  59         init_lsa_String(&r.in.name, secname);
  60
  61         r.in.handle = handle;
  62         r.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
  63         r.out.sec_handle = &sec_handle;
  64
  65         status = dcerpc_lsa_CreateSecret(p, tctx, &r);
  66         torture_assert_ntstatus_ok(tctx, status, "CreateSecret failed");
  67
  68         status = dcerpc_fetch_session_key(p, &session_key);
  69         torture_assert_ntstatus_ok(tctx, status, "dcerpc_fetch_session_key failed");
  70
  71         enc_key = sess_encrypt_string(secret1, &session_key);
  72
  73         r3.in.sec_handle = &sec_handle;
  74         r3.in.new_val = &buf1;
  75         r3.in.old_val = NULL;
  76         r3.in.new_val->data = enc_key.data;
  77         r3.in.new_val->length = enc_key.length;
  78         r3.in.new_val->size = enc_key.length;
  79
  80         torture_comment(tctx, "Testing SetSecret\n");
  81
  82         status = dcerpc_lsa_SetSecret(p, tctx, &r3);
  83         torture_assert_ntstatus_ok(tctx, status, "SetSecret failed");
  84
  85         r3.in.sec_handle = &sec_handle;
  86         r3.in.new_val = &buf1;
  87         r3.in.old_val = NULL;
  88         r3.in.new_val->data = enc_key.data;
  89         r3.in.new_val->length = enc_key.length;
  90         r3.in.new_val->size = enc_key.length;
  91
  92         /* break the encrypted data */
  93         enc_key.data[0]++;
  94
  95         torture_comment(tctx, "Testing SetSecret with broken key\n");
  96
  97         status = dcerpc_lsa_SetSecret(p, tctx, &r3);
  98         torture_assert_ntstatus_equal(tctx, status, NT_STATUS_UNKNOWN_REVISION,
  99                 "SetSecret should have failed UNKNOWN_REVISION");
 100
 101         data_blob_free(&enc_key);
 102
 103         ZERO_STRUCT(new_mtime);
 104         ZERO_STRUCT(old_mtime);
 105
 106         /* fetch the secret back again */
 107         r4.in.sec_handle = &sec_handle;
 108         r4.in.new_val = &bufp1;
 109         r4.in.new_mtime = &new_mtime;
 110         r4.in.old_val = NULL;
 111         r4.in.old_mtime = NULL;
 112
 113         bufp1.buf = NULL;
 114
 115         torture_comment(tctx, "Testing QuerySecret\n");
 116         status = dcerpc_lsa_QuerySecret(p, tctx, &r4);
 117         torture_assert_ntstatus_ok(tctx, status, "QuerySecret failed");
 118         if (r4.out.new_val == NULL || r4.out.new_val->buf == NULL)
 119                 torture_fail(tctx, "No secret buffer returned");
 120         blob1.data = r4.out.new_val->buf->data;
 121         blob1.length = r4.out.new_val->buf->size;
 122
 123         blob2 = data_blob_talloc(tctx, NULL, blob1.length);
 124
 125         secret2 = sess_decrypt_string(tctx, &blob1, &session_key);
 126
 127         torture_assert_str_equal(tctx, secret1, secret2, "Returned secret invalid");
 128
 129         d.in.handle = &sec_handle;
 130         d.out.handle = &sec_handle;
 131         status = dcerpc_lsa_DeleteObject(p, tctx, &d);
 132         torture_assert_ntstatus_ok(tctx, status, "delete should have returned OKINVALID_HANDLE");
 133         return true;
 134 }
 135
 136 struct secret_settings {
 137         uint32_t bindoptions;
 138         bool keyexchange;
 139         bool ntlm2;
 140         bool lm_key;
 141 };
 142
 143 static bool test_secrets(struct torture_context *torture, const void *_data)
 144 {
 145         struct dcerpc_pipe *p;
 146         struct policy_handle *handle;
 147         struct dcerpc_binding *binding;
 148         const struct secret_settings *settings =
 149                 (const struct secret_settings *)_data;
 150         NTSTATUS status;
 151
 152         lp_set_cmdline(torture->lp_ctx, "ntlmssp client:keyexchange", settings->keyexchange?"True":"False");
 153         lp_set_cmdline(torture->lp_ctx, "ntlmssp_client:ntlm2", settings->ntlm2?"True":"False");
 154         lp_set_cmdline(torture->lp_ctx, "ntlmssp_client:lm_key", settings->lm_key?"True":"False");
 155
 156         torture_assert_ntstatus_ok(torture, torture_rpc_binding(torture, &binding),
 157                                    "Getting bindoptions");
 158
 159         binding->flags |= settings->bindoptions;
 160
 161         if (binding->flags & DCERPC_PUSH_BIGENDIAN) {
 162                 if (torture_setting_bool(torture, "samba3", false)) {
 163                         torture_skip(torture, "skipping bigendian test against samba3\n");
 164                 }
 165         }
 166
 167         status = dcerpc_pipe_connect_b(torture, &p, binding,
 168                                        &ndr_table_lsarpc,
 169                                        cmdline_credentials,
 170                                        torture->ev,
 171                                        torture->lp_ctx);
 172
 173         torture_assert_ntstatus_ok(torture, status, "connect");
 174
 175         if (!test_lsa_OpenPolicy2(p, torture, &handle)) {
 176                 talloc_free(p);
 177                 return false;
 178         }
 179
 180         torture_assert(torture, handle, "OpenPolicy2 failed.  This test cannot run against this server");
 181
 182         if (!test_CreateSecret_basic(p, torture, handle)) {
 183                 talloc_free(p);
 184                 return false;
 185         }
 186
 187         talloc_free(p);
 188
 189         return true;
 190 }
 191
 192 static struct torture_tcase *add_test(struct torture_suite *suite, uint32_t bindoptions,
 193                                      bool keyexchange, bool ntlm2, bool lm_key)
 194 {
 195         char *name = NULL;
 196         struct secret_settings *settings;
 197
 198         settings = talloc_zero(suite, struct secret_settings);
 199         settings->bindoptions = bindoptions;
 200
 201         if (bindoptions == DCERPC_PUSH_BIGENDIAN)
 202                 name = talloc_strdup(suite, "bigendian");
 203         else if (bindoptions == DCERPC_SEAL)
 204                 name = talloc_strdup(suite, "seal");
 205         else if (bindoptions == 0)
 206                 name = talloc_strdup(suite, "none");
 207         else
 208                 name = talloc_strdup(suite, "unknown");
 209
 210         name = talloc_asprintf_append_buffer(name, " keyexchange:%s", keyexchange?"yes":"no");
 211         settings->keyexchange = keyexchange;
 212
 213         name = talloc_asprintf_append_buffer(name, " ntlm2:%s", ntlm2?"yes":"no");
 214         settings->ntlm2 = ntlm2;
 215
 216         name = talloc_asprintf_append_buffer(name, " lm_key:%s", lm_key?"yes":"no");
 217         settings->lm_key = lm_key;
 218
 219         return torture_suite_add_simple_tcase_const(suite, name, test_secrets,
 220                         settings);
 221 }
 222
 223 static const bool bool_vals[] = { true, false };
 224
 225 /* TEST session key correctness by pushing and pulling secrets */
 226 struct torture_suite *torture_rpc_lsa_secrets(TALLOC_CTX *mem_ctx)
 227 {
 228         struct torture_suite *suite = torture_suite_create(mem_ctx, "LSA-SECRETS");
 229         int keyexchange, ntlm2, lm_key;
 230
 231         for (keyexchange = 0; keyexchange < ARRAY_SIZE(bool_vals); keyexchange++) {
 232                 for (ntlm2 = 0; ntlm2 < ARRAY_SIZE(bool_vals); ntlm2++) {
 233                         for (lm_key = 0; lm_key < ARRAY_SIZE(bool_vals); lm_key++) {
 234                                 add_test(suite, DCERPC_PUSH_BIGENDIAN, bool_vals[keyexchange], bool_vals[ntlm2],
 235                                          bool_vals[lm_key]);
 236                                 add_test(suite, DCERPC_SEAL, bool_vals[keyexchange], bool_vals[ntlm2], bool_vals[lm_key]);
 237                                 add_test(suite, 0, bool_vals[keyexchange], bool_vals[ntlm2], bool_vals[lm_key]);
 238                         }
 239                 }
 240         }
 241
 242         return suite;
 243 }