1 /* 2 * QMP command test cases 3 * 4 * Copyright (c) 2017 Red Hat Inc. 5 * 6 * Authors: 7 * Markus Armbruster <armbru@redhat.com> 8 * 9 * This work is licensed under the terms of the GNU GPL, version 2 or later. 10 * See the COPYING file in the top-level directory. 11 */ 12 13 #include "qemu/osdep.h" 14 #include "libqos/libqtest.h" 15 #include "qapi/error.h" 16 #include "qapi/qapi-visit-introspect.h" 17 #include "qapi/qmp/qdict.h" 18 #include "qapi/qobject-input-visitor.h" 19 20 const char common_args[] = "-nodefaults -machine none"; 21 22 /* Query smoke tests */ 23 24 static int query_error_class(const char *cmd) 25 { 26 static struct { 27 const char *cmd; 28 int err_class; 29 } fails[] = { 30 /* Success depends on build configuration: */ 31 #ifndef CONFIG_SPICE 32 { "query-spice", ERROR_CLASS_COMMAND_NOT_FOUND }, 33 #endif 34 #ifndef CONFIG_TCG 35 { "query-replay", ERROR_CLASS_COMMAND_NOT_FOUND }, 36 #endif 37 #ifndef CONFIG_VNC 38 { "query-vnc", ERROR_CLASS_GENERIC_ERROR }, 39 { "query-vnc-servers", ERROR_CLASS_GENERIC_ERROR }, 40 #endif 41 #ifndef CONFIG_REPLICATION 42 { "query-xen-replication-status", ERROR_CLASS_COMMAND_NOT_FOUND }, 43 #endif 44 /* Likewise, and require special QEMU command-line arguments: */ 45 { "query-acpi-ospm-status", ERROR_CLASS_GENERIC_ERROR }, 46 { "query-balloon", ERROR_CLASS_DEVICE_NOT_ACTIVE }, 47 { "query-hotpluggable-cpus", ERROR_CLASS_GENERIC_ERROR }, 48 { "query-vm-generation-id", ERROR_CLASS_GENERIC_ERROR }, 49 { NULL, -1 } 50 }; 51 int i; 52 53 for (i = 0; fails[i].cmd; i++) { 54 if (!strcmp(cmd, fails[i].cmd)) { 55 return fails[i].err_class; 56 } 57 } 58 return -1; 59 } 60 61 static void test_query(const void *data) 62 { 63 const char *cmd = data; 64 int expected_error_class = query_error_class(cmd); 65 QDict *resp, *error; 66 const char *error_class; 67 QTestState *qts; 68 69 qts = qtest_init(common_args); 70 71 resp = qtest_qmp(qts, "{ 'execute': %s }", cmd); 72 error = qdict_get_qdict(resp, "error"); 73 error_class = error ? qdict_get_str(error, "class") : NULL; 74 75 if (expected_error_class < 0) { 76 g_assert(qdict_haskey(resp, "return")); 77 } else { 78 g_assert(error); 79 g_assert_cmpint(qapi_enum_parse(&QapiErrorClass_lookup, error_class, 80 -1, &error_abort), 81 ==, expected_error_class); 82 } 83 qobject_unref(resp); 84 85 qtest_quit(qts); 86 } 87 88 static bool query_is_ignored(const char *cmd) 89 { 90 const char *ignored[] = { 91 /* Not actually queries: */ 92 "add-fd", 93 /* Success depends on target arch: */ 94 "query-cpu-definitions", /* arm, i386, ppc, s390x */ 95 "query-gic-capabilities", /* arm */ 96 /* Success depends on target-specific build configuration: */ 97 "query-pci", /* CONFIG_PCI */ 98 /* Success depends on launching SEV guest */ 99 "query-sev-launch-measure", 100 /* Success depends on Host or Hypervisor SEV support */ 101 "query-sev", 102 "query-sev-capabilities", 103 "query-sgx", 104 NULL 105 }; 106 int i; 107 108 for (i = 0; ignored[i]; i++) { 109 if (!strcmp(cmd, ignored[i])) { 110 return true; 111 } 112 } 113 return false; 114 } 115 116 typedef struct { 117 SchemaInfoList *list; 118 GHashTable *hash; 119 } QmpSchema; 120 121 static void qmp_schema_init(QmpSchema *schema) 122 { 123 QDict *resp; 124 Visitor *qiv; 125 SchemaInfoList *tail; 126 QTestState *qts; 127 128 qts = qtest_init(common_args); 129 130 resp = qtest_qmp(qts, "{ 'execute': 'query-qmp-schema' }"); 131 132 qiv = qobject_input_visitor_new(qdict_get(resp, "return")); 133 visit_type_SchemaInfoList(qiv, NULL, &schema->list, &error_abort); 134 visit_free(qiv); 135 136 qobject_unref(resp); 137 qtest_quit(qts); 138 139 schema->hash = g_hash_table_new(g_str_hash, g_str_equal); 140 141 /* Build @schema: hash table mapping entity name to SchemaInfo */ 142 for (tail = schema->list; tail; tail = tail->next) { 143 g_hash_table_insert(schema->hash, tail->value->name, tail->value); 144 } 145 } 146 147 static SchemaInfo *qmp_schema_lookup(QmpSchema *schema, const char *name) 148 { 149 return g_hash_table_lookup(schema->hash, name); 150 } 151 152 static void qmp_schema_cleanup(QmpSchema *schema) 153 { 154 qapi_free_SchemaInfoList(schema->list); 155 g_hash_table_destroy(schema->hash); 156 } 157 158 static bool object_type_has_mandatory_members(SchemaInfo *type) 159 { 160 SchemaInfoObjectMemberList *tail; 161 162 g_assert(type->meta_type == SCHEMA_META_TYPE_OBJECT); 163 164 for (tail = type->u.object.members; tail; tail = tail->next) { 165 if (!tail->value->has_q_default) { 166 return true; 167 } 168 } 169 170 return false; 171 } 172 173 static void add_query_tests(QmpSchema *schema) 174 { 175 SchemaInfoList *tail; 176 SchemaInfo *si, *arg_type, *ret_type; 177 char *test_name; 178 179 /* Test the query-like commands */ 180 for (tail = schema->list; tail; tail = tail->next) { 181 si = tail->value; 182 if (si->meta_type != SCHEMA_META_TYPE_COMMAND) { 183 continue; 184 } 185 186 if (query_is_ignored(si->name)) { 187 continue; 188 } 189 190 arg_type = qmp_schema_lookup(schema, si->u.command.arg_type); 191 if (object_type_has_mandatory_members(arg_type)) { 192 continue; 193 } 194 195 ret_type = qmp_schema_lookup(schema, si->u.command.ret_type); 196 if (ret_type->meta_type == SCHEMA_META_TYPE_OBJECT 197 && !ret_type->u.object.members) { 198 continue; 199 } 200 201 test_name = g_strdup_printf("qmp/%s", si->name); 202 qtest_add_data_func(test_name, si->name, test_query); 203 g_free(test_name); 204 } 205 } 206 207 static void test_object_add_failure_modes(void) 208 { 209 QTestState *qts; 210 QDict *resp; 211 212 /* attempt to create an object without props */ 213 qts = qtest_init(common_args); 214 resp = qtest_qmp(qts, "{'execute': 'object-add', 'arguments':" 215 " {'qom-type': 'memory-backend-ram', 'id': 'ram1' } }"); 216 g_assert_nonnull(resp); 217 qmp_expect_error_and_unref(resp, "GenericError"); 218 219 /* attempt to create an object without qom-type */ 220 resp = qtest_qmp(qts, "{'execute': 'object-add', 'arguments':" 221 " {'id': 'ram1' } }"); 222 g_assert_nonnull(resp); 223 qmp_expect_error_and_unref(resp, "GenericError"); 224 225 /* attempt to delete an object that does not exist */ 226 resp = qtest_qmp(qts, "{'execute': 'object-del', 'arguments':" 227 " {'id': 'ram1' } }"); 228 g_assert_nonnull(resp); 229 qmp_expect_error_and_unref(resp, "GenericError"); 230 231 /* attempt to create 2 objects with duplicate id */ 232 resp = qtest_qmp(qts, "{'execute': 'object-add', 'arguments':" 233 " {'qom-type': 'memory-backend-ram', 'id': 'ram1'," 234 " 'size': 1048576 } }"); 235 g_assert_nonnull(resp); 236 g_assert(qdict_haskey(resp, "return")); 237 qobject_unref(resp); 238 239 resp = qtest_qmp(qts, "{'execute': 'object-add', 'arguments':" 240 " {'qom-type': 'memory-backend-ram', 'id': 'ram1'," 241 " 'size': 1048576 } }"); 242 g_assert_nonnull(resp); 243 qmp_expect_error_and_unref(resp, "GenericError"); 244 245 /* delete ram1 object */ 246 resp = qtest_qmp(qts, "{'execute': 'object-del', 'arguments':" 247 " {'id': 'ram1' } }"); 248 g_assert_nonnull(resp); 249 g_assert(qdict_haskey(resp, "return")); 250 qobject_unref(resp); 251 252 /* attempt to create an object with a property of a wrong type */ 253 resp = qtest_qmp(qts, "{'execute': 'object-add', 'arguments':" 254 " {'qom-type': 'memory-backend-ram', 'id': 'ram1'," 255 " 'size': '1048576' } }"); 256 g_assert_nonnull(resp); 257 /* now do it right */ 258 qmp_expect_error_and_unref(resp, "GenericError"); 259 260 resp = qtest_qmp(qts, "{'execute': 'object-add', 'arguments':" 261 " {'qom-type': 'memory-backend-ram', 'id': 'ram1'," 262 " 'size': 1048576 } }"); 263 g_assert_nonnull(resp); 264 g_assert(qdict_haskey(resp, "return")); 265 qobject_unref(resp); 266 267 /* delete ram1 object */ 268 resp = qtest_qmp(qts, "{'execute': 'object-del', 'arguments':" 269 " {'id': 'ram1' } }"); 270 g_assert_nonnull(resp); 271 g_assert(qdict_haskey(resp, "return")); 272 qobject_unref(resp); 273 274 /* attempt to create an object without the id */ 275 resp = qtest_qmp(qts, "{'execute': 'object-add', 'arguments':" 276 " {'qom-type': 'memory-backend-ram'," 277 " 'size': 1048576 } }"); 278 g_assert_nonnull(resp); 279 qmp_expect_error_and_unref(resp, "GenericError"); 280 281 /* now do it right */ 282 resp = qtest_qmp(qts, "{'execute': 'object-add', 'arguments':" 283 " {'qom-type': 'memory-backend-ram', 'id': 'ram1'," 284 " 'size': 1048576 } }"); 285 g_assert_nonnull(resp); 286 g_assert(qdict_haskey(resp, "return")); 287 qobject_unref(resp); 288 289 /* delete ram1 object */ 290 resp = qtest_qmp(qts, "{'execute': 'object-del', 'arguments':" 291 " {'id': 'ram1' } }"); 292 g_assert_nonnull(resp); 293 g_assert(qdict_haskey(resp, "return")); 294 qobject_unref(resp); 295 296 /* attempt to set a non existing property */ 297 resp = qtest_qmp(qts, "{'execute': 'object-add', 'arguments':" 298 " {'qom-type': 'memory-backend-ram', 'id': 'ram1'," 299 " 'sized': 1048576 } }"); 300 g_assert_nonnull(resp); 301 qmp_expect_error_and_unref(resp, "GenericError"); 302 303 /* now do it right */ 304 resp = qtest_qmp(qts, "{'execute': 'object-add', 'arguments':" 305 " {'qom-type': 'memory-backend-ram', 'id': 'ram1'," 306 " 'size': 1048576 } }"); 307 g_assert_nonnull(resp); 308 g_assert(qdict_haskey(resp, "return")); 309 qobject_unref(resp); 310 311 /* delete ram1 object without id */ 312 resp = qtest_qmp(qts, "{'execute': 'object-del', 'arguments':" 313 " {'ida': 'ram1' } }"); 314 g_assert_nonnull(resp); 315 qobject_unref(resp); 316 317 /* delete ram1 object */ 318 resp = qtest_qmp(qts, "{'execute': 'object-del', 'arguments':" 319 " {'id': 'ram1' } }"); 320 g_assert_nonnull(resp); 321 g_assert(qdict_haskey(resp, "return")); 322 qobject_unref(resp); 323 324 /* delete ram1 object that does not exist anymore*/ 325 resp = qtest_qmp(qts, "{'execute': 'object-del', 'arguments':" 326 " {'id': 'ram1' } }"); 327 g_assert_nonnull(resp); 328 qmp_expect_error_and_unref(resp, "GenericError"); 329 330 qtest_quit(qts); 331 } 332 333 int main(int argc, char *argv[]) 334 { 335 QmpSchema schema; 336 int ret; 337 338 g_test_init(&argc, &argv, NULL); 339 340 qmp_schema_init(&schema); 341 add_query_tests(&schema); 342 343 qtest_add_func("qmp/object-add-failure-modes", 344 test_object_add_failure_modes); 345 346 ret = g_test_run(); 347 348 qmp_schema_cleanup(&schema); 349 return ret; 350 } 351