return TEST_SUCCESS;
}
+static test_return_t mget_execute(memcached_st *memc)
+{
+ bool binary= false;
+ if (memcached_behavior_get(memc, MEMCACHED_BEHAVIOR_BINARY_PROTOCOL) != 0)
+ binary= true;
+
+ /*
+ * I only want to hit _one_ server so I know the number of requests I'm
+ * sending in the pipeline.
+ */
+ uint32_t number_of_hosts= memc->number_of_hosts;
+ memc->number_of_hosts= 1;
+
+ int max_keys= binary ? 20480 : 1;
+
+
+ char **keys= calloc((size_t)max_keys, sizeof(char*));
+ size_t *key_length=calloc((size_t)max_keys, sizeof(size_t));
+
+ /* First add all of the items.. */
+ char blob[1024] = {0};
+ memcached_return rc;
+ for (int x= 0; x < max_keys; ++x)
+ {
+ char k[251];
+ key_length[x]= (size_t)snprintf(k, sizeof(k), "0200%u", x);
+ keys[x]= strdup(k);
+ assert(keys[x] != NULL);
+ rc= memcached_add(memc, keys[x], key_length[x], blob, sizeof(blob), 0, 0);
+ assert(rc == MEMCACHED_SUCCESS || rc == MEMCACHED_BUFFERED);
+ }
+
+ /* Try to get all of them with a large multiget */
+ unsigned int counter= 0;
+ memcached_execute_function callbacks[1]= { [0]= &callback_counter };
+ rc= memcached_mget_execute(memc, (const char**)keys, key_length,
+ (size_t)max_keys, callbacks, &counter, 1);
+
+ if (binary)
+ {
+ assert(rc == MEMCACHED_SUCCESS);
+
+ rc= memcached_fetch_execute(memc, callbacks, (void *)&counter, 1);
+ assert(rc == MEMCACHED_END);
+
+ /* Verify that we got all of the items */
+ assert(counter == (unsigned int)max_keys);
+ }
+ else
+ {
+ assert(rc == MEMCACHED_NOT_SUPPORTED);
+ assert(counter == 0);
+ }
+
+ /* Release all allocated resources */
+ for (int x= 0; x < max_keys; ++x)
+ free(keys[x]);
+ free(keys);
+ free(key_length);
+
+ memc->number_of_hosts= number_of_hosts;
+ return TEST_SUCCESS;
+}
+
static test_return_t get_stats_keys(memcached_st *memc)
{
char **list;
/*
* I only want to hit only _one_ server so I know the number of requests I'm
* sending in the pipleine to the server. Let's try to do a multiget of
- * 10240 (that should satisfy most users don't you tink?)
+ * 1024 (that should satisfy most users don't you think?). Future versions
+ * will include a mget_execute function call if you need a higher number.
*/
uint32_t number_of_hosts= memc->number_of_hosts;
memc->number_of_hosts= 1;
- const size_t max_keys= 10240;
+ const size_t max_keys= 1024;
char **keys= calloc(max_keys, sizeof(char*));
size_t *key_length=calloc(max_keys, sizeof(size_t));
return TEST_SUCCESS;
}
+static test_return_t regression_bug_447342(memcached_st *memc)
+{
+ if (memc->number_of_hosts < 3 || pre_replication(memc) != MEMCACHED_SUCCESS)
+ return TEST_SKIPPED;
+
+ memcached_return rc;
+
+ rc= memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_NUMBER_OF_REPLICAS, 2);
+ assert(rc == MEMCACHED_SUCCESS);
+
+ const size_t max_keys= 100;
+ char **keys= calloc(max_keys, sizeof(char*));
+ size_t *key_length=calloc(max_keys, sizeof(size_t));
+
+ for (int x= 0; x < (int)max_keys; ++x)
+ {
+ char k[251];
+ key_length[x]= (size_t)snprintf(k, sizeof(k), "0200%u", x);
+ keys[x]= strdup(k);
+ assert(keys[x] != NULL);
+ rc= memcached_set(memc, k, key_length[x], k, key_length[x], 0, 0);
+ assert(rc == MEMCACHED_SUCCESS);
+ }
+
+ /*
+ ** We are using the quiet commands to store the replicas, so we need
+ ** to ensure that all of them are processed before we can continue.
+ ** In the test we go directly from storing the object to trying to
+ ** receive the object from all of the different servers, so we
+ ** could end up in a race condition (the memcached server hasn't yet
+ ** processed the quiet command from the replication set when it process
+ ** the request from the other client (created by the clone)). As a
+ ** workaround for that we call memcached_quit to send the quit command
+ ** to the server and wait for the response ;-) If you use the test code
+ ** as an example for your own code, please note that you shouldn't need
+ ** to do this ;-)
+ */
+ memcached_quit(memc);
+
+ /* Verify that all messages are stored, and we didn't stuff too much
+ * into the servers
+ */
+ rc= memcached_mget(memc, (const char* const *)keys, key_length, max_keys);
+ assert(rc == MEMCACHED_SUCCESS);
+
+ unsigned int counter= 0;
+ memcached_execute_function callbacks[1]= { [0]= &callback_counter };
+ rc= memcached_fetch_execute(memc, callbacks, (void *)&counter, 1);
+ /* Verify that we received all of the key/value pairs */
+ assert(counter == (unsigned int)max_keys);
+
+ memcached_quit(memc);
+ /*
+ * Don't do the following in your code. I am abusing the internal details
+ * within the library, and this is not a supported interface.
+ * This is to verify correct behavior in the library. Fake that two servers
+ * are dead..
+ */
+ unsigned int port0= memc->hosts[0].port;
+ unsigned int port2= memc->hosts[2].port;
+ memc->hosts[0].port= 0;
+ memc->hosts[2].port= 0;
+
+ rc= memcached_mget(memc, (const char* const *)keys, key_length, max_keys);
+ assert(rc == MEMCACHED_SUCCESS);
+
+ counter= 0;
+ rc= memcached_fetch_execute(memc, callbacks, (void *)&counter, 1);
+ assert(counter == (unsigned int)max_keys);
+
+ /* restore the memc handle */
+ memc->hosts[0].port= port0;
+ memc->hosts[2].port= port2;
+
+ memcached_quit(memc);
+
+ /* Remove half of the objects */
+ for (int x= 0; x < (int)max_keys; ++x)
+ if (x & 1)
+ {
+ rc= memcached_delete(memc, keys[x], key_length[x], 0);
+ assert(rc == MEMCACHED_SUCCESS);
+ }
+
+ memcached_quit(memc);
+ memc->hosts[0].port= 0;
+ memc->hosts[2].port= 0;
+
+ /* now retry the command, this time we should have cache misses */
+ rc= memcached_mget(memc, (const char* const *)keys, key_length, max_keys);
+ assert(rc == MEMCACHED_SUCCESS);
+
+ counter= 0;
+ rc= memcached_fetch_execute(memc, callbacks, (void *)&counter, 1);
+ assert(counter == (unsigned int)(max_keys >> 1));
+
+ /* Release allocated resources */
+ for (size_t x= 0; x < max_keys; ++x)
+ free(keys[x]);
+ free(keys);
+ free(key_length);
+
+ /* restore the memc handle */
+ memc->hosts[0].port= port0;
+ memc->hosts[2].port= port2;
+ return TEST_SUCCESS;
+}
+
+/* Test memcached_server_get_last_disconnect
+ * For a working server set, shall be NULL
+ * For a set of non existing server, shall not be NULL
+ */
+static test_return_t test_get_last_disconnect(memcached_st *memc)
+{
+ memcached_return rc;
+ memcached_server_st *disconnected_server;
+
+ /* With the working set of server */
+ const char *key= "marmotte";
+ const char *value= "milka";
+
+ rc= memcached_set(memc, key, strlen(key),
+ value, strlen(value),
+ (time_t)0, (uint32_t)0);
+ assert(rc == MEMCACHED_SUCCESS || rc == MEMCACHED_BUFFERED);
+
+ disconnected_server = memcached_server_get_last_disconnect(memc);
+ assert(disconnected_server == NULL);
+
+ /* With a non existing server */
+ memcached_st *mine;
+ memcached_server_st *servers;
+
+ const char *server_list= "localhost:9";
+
+ servers= memcached_servers_parse(server_list);
+ assert(servers);
+ mine= memcached_create(NULL);
+ rc= memcached_server_push(mine, servers);
+ assert(rc == MEMCACHED_SUCCESS);
+ memcached_server_list_free(servers);
+ assert(mine);
+
+ rc= memcached_set(mine, key, strlen(key),
+ value, strlen(value),
+ (time_t)0, (uint32_t)0);
+ assert(rc != MEMCACHED_SUCCESS);
+
+ disconnected_server = memcached_server_get_last_disconnect(mine);
+ assert(disconnected_server != NULL);
+ assert(disconnected_server->port == 9);
+ assert(strncmp(disconnected_server->hostname,"localhost",9) == 0);
+
+ memcached_quit(mine);
+ memcached_free(mine);
+
+ return TEST_SUCCESS;
+}
+
+/*
+ * This test ensures that the failure counter isn't incremented during
+ * normal termination of the memcached instance.
+ */
+static test_return_t wrong_failure_counter_test(memcached_st *memc)
+{
+ memcached_return rc;
+
+ /* Set value to force connection to the server */
+ const char *key= "marmotte";
+ const char *value= "milka";
+
+ /*
+ * Please note that I'm abusing the internal structures in libmemcached
+ * in a non-portable way and you shouldn't be doing this. I'm only
+ * doing this in order to verify that the library works the way it should
+ */
+ uint32_t number_of_hosts= memc->number_of_hosts;
+ memc->number_of_hosts= 1;
+
+ /* Ensure that we are connected to the server by setting a value */
+ rc= memcached_set(memc, key, strlen(key),
+ value, strlen(value),
+ (time_t)0, (uint32_t)0);
+ assert(rc == MEMCACHED_SUCCESS || rc == MEMCACHED_BUFFERED);
+
+
+ /* The test is to see that the memcached_quit doesn't increase the
+ * the server failure conter, so let's ensure that it is zero
+ * before sending quit
+ */
+ memc->hosts[0].server_failure_counter= 0;
+
+ memcached_quit(memc);
+
+ /* Verify that it memcached_quit didn't increment the failure counter
+ * Please note that this isn't bullet proof, because an error could
+ * occur...
+ */
+ assert(memc->hosts[0].server_failure_counter == 0);
+
+ /* restore the instance */
+ memc->number_of_hosts= number_of_hosts;
+
+ return TEST_SUCCESS;
+}
+
test_st udp_setup_server_tests[] ={
{"set_udp_behavior_test", 0, set_udp_behavior_test},
{"add_tcp_server_udp_client_test", 0, add_tcp_server_udp_client_test},
{"mget_result", 1, mget_result_test },
{"mget_result_alloc", 1, mget_result_alloc_test },
{"mget_result_function", 1, mget_result_function },
+ {"mget_execute", 1, mget_execute },
{"mget_end", 0, mget_end },
{"get_stats", 0, get_stats },
{"add_host_test", 0, add_host_test },
#ifdef HAVE_LIBMEMCACHEDUTIL
{"connectionpool", 1, connection_pool_test },
#endif
+ {"test_get_last_disconnect", 1, test_get_last_disconnect},
{0, 0, 0}
};
{"user_supplied_bug19", 1, user_supplied_bug19 },
{"user_supplied_bug20", 1, user_supplied_bug20 },
{"user_supplied_bug21", 1, user_supplied_bug21 },
+ {"wrong_failure_counter_test", 1, wrong_failure_counter_test},
{0, 0, 0}
};
{"lp:434843 buffered", 1, regression_bug_434843_buffered },
{"lp:421108", 1, regression_bug_421108 },
{"lp:442914", 1, regression_bug_442914 },
+ {"lp:447342", 1, regression_bug_447342 },
{0, 0, 0}
};