X-Git-Url: https://git.m6w6.name/?a=blobdiff_plain;f=tests%2Fmem_udp.c;fp=tests%2Fmem_udp.c;h=5a41c53a58d3065e3676e598764cb83f34855da2;hb=b685ca2e84b65366bc9be5ec31fbde6c831a3837;hp=0000000000000000000000000000000000000000;hpb=93723c9e5e41d8d9c41f610623060b28b4ec8ae3;p=awesomized%2Flibmemcached

diff --git a/tests/mem_udp.c b/tests/mem_udp.c
new file mode 100644
index 00000000..5a41c53a
--- /dev/null
+++ b/tests/mem_udp.c
@@ -0,0 +1,514 @@
+/* libMemcached Functions Test
+ * Copyright (C) 2006-2009 Brian Aker
+ * All rights reserved.
+ *
+ * Use and distribution licensed under the BSD license.  See
+ * the COPYING file in the parent directory for full text.
+ */
+
+/*
+  Sample test application.
+*/
+
+#include "libmemcached/common.h"
+
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/time.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <signal.h>
+#include <unistd.h>
+#include <time.h>
+
+#include "server.h"
+
+#ifndef INT64_MAX
+#define INT64_MAX LONG_MAX
+#endif
+#ifndef INT32_MAX
+#define INT32_MAX INT_MAX
+#endif
+
+
+#include "test.h"
+
+#define SERVERS_TO_CREATE 5
+
+
+/**
+  @note This should be testing to see if the server really supports the binary protocol.
+*/
+static test_return_t pre_binary(memcached_st *memc)
+{
+  memcached_return_t rc= MEMCACHED_FAILURE;
+  memcached_st *memc_clone;
+  memcached_server_instance_st instance;
+
+  memc_clone= memcached_clone(NULL, memc);
+  test_true(memc_clone);
+  // The memcached_version needs to be done on a clone, because the server
+  // will not toggle protocol on an connection.
+  memcached_version(memc_clone);
+
+  instance= memcached_server_instance_by_position(memc_clone, 0);
+
+  if (instance->major_version >= 1 && instance->minor_version > 2)
+  {
+    rc = memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_BINARY_PROTOCOL, 1);
+    test_true(rc == MEMCACHED_SUCCESS);
+    test_true(memcached_behavior_get(memc, MEMCACHED_BEHAVIOR_BINARY_PROTOCOL) == 1);
+  }
+
+  memcached_free(memc_clone);
+
+  return rc == MEMCACHED_SUCCESS ? TEST_SUCCESS : TEST_SKIPPED;
+}
+
+static void increment_request_id(uint16_t *id)
+{
+  (*id)++;
+  if ((*id & UDP_REQUEST_ID_THREAD_MASK) != 0)
+    *id= 0;
+}
+
+static uint16_t *get_udp_request_ids(memcached_st *memc)
+{
+  uint16_t *ids= malloc(sizeof(uint16_t) * memcached_server_count(memc));
+  assert(ids != NULL);
+
+  for (uint32_t x= 0; x < memcached_server_count(memc); x++)
+  {
+    memcached_server_instance_st instance=
+      memcached_server_instance_by_position(memc, x);
+
+    ids[x]= get_udp_datagram_request_id((struct udp_datagram_header_st *) ((memcached_server_instance_st )instance)->write_buffer);
+  }
+
+  return ids;
+}
+
+static test_return_t post_udp_op_check(memcached_st *memc, uint16_t *expected_req_ids)
+{
+  (void)memc;
+  (void)expected_req_ids;
+#if 0
+  memcached_server_st *cur_server = memcached_server_list(memc);
+  uint16_t *cur_req_ids = get_udp_request_ids(memc);
+
+  for (size_t x= 0; x < memcached_server_count(memc); x++)
+  {
+    test_true(cur_server[x].cursor_active == 0);
+    test_true(cur_req_ids[x] == expected_req_ids[x]);
+  }
+  free(expected_req_ids);
+  free(cur_req_ids);
+
+#endif
+  return TEST_SUCCESS;
+}
+
+/*
+** There is a little bit of a hack here, instead of removing
+** the servers, I just set num host to 0 and them add then new udp servers
+**/
+static test_return_t init_udp(memcached_st *memc)
+{
+  memcached_version(memc);
+#if 0
+  memcached_server_instance_st instance=
+    memcached_server_instance_by_position(memc, 0);
+
+  /* For the time being, only support udp test for >= 1.2.6 && < 1.3 */
+  if (instance->major_version != 1 || instance->minor_version != 2
+          || instance->micro_version < 6)
+    return TEST_SKIPPED;
+
+  uint32_t num_hosts= memcached_server_count(memc);
+  memcached_server_st servers[num_hosts];
+  memcpy(servers, memcached_server_list(memc), sizeof(memcached_server_st) * num_hosts);
+  for (uint32_t x= 0; x < num_hosts; x++)
+  {
+   memcached_server_instance_st set_instance=
+     memcached_server_instance_by_position(memc, x);
+
+    memcached_server_free(((memcached_server_write_instance_st)set_instance));
+  }
+
+  memc->number_of_hosts= 0;
+  memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_USE_UDP, 1);
+  for (uint32_t x= 0; x < num_hosts; x++)
+  {
+    memcached_server_instance_st set_instance=
+      memcached_server_instance_by_position(memc, x);
+
+    test_true(memcached_server_add_udp(memc, servers[x].hostname, servers[x].port) == MEMCACHED_SUCCESS);
+    test_true(set_instance->write_buffer_offset == UDP_DATAGRAM_HEADER_LENGTH);
+  }
+#endif
+
+  return TEST_SKIPPED;
+}
+
+static test_return_t binary_init_udp(memcached_st *memc)
+{
+  test_return_t test_rc;
+  test_rc= pre_binary(memc);
+
+  if (test_rc != TEST_SUCCESS)
+    return test_rc;
+
+  return init_udp(memc);
+}
+
+/* Make sure that I cant add a tcp server to a udp client */
+static test_return_t add_tcp_server_udp_client_test(memcached_st *memc)
+{
+  (void)memc;
+#if 0
+  memcached_server_st server;
+  memcached_server_instance_st instance=
+    memcached_server_instance_by_position(memc, 0);
+  memcached_server_clone(&server, &memc->hosts[0]);
+  test_true(memcached_server_remove(&(memc->hosts[0])) == MEMCACHED_SUCCESS);
+  test_true(memcached_server_add(memc, server.hostname, server.port) == MEMCACHED_INVALID_HOST_PROTOCOL);
+#endif
+  return TEST_SUCCESS;
+}
+
+/* Make sure that I cant add a udp server to a tcp client */
+static test_return_t add_udp_server_tcp_client_test(memcached_st *memc)
+{
+  (void)memc;
+#if 0
+  memcached_server_st server;
+  memcached_server_instance_st instance=
+    memcached_server_instance_by_position(memc, 0);
+  memcached_server_clone(&server, &memc->hosts[0]);
+  test_true(memcached_server_remove(&(memc->hosts[0])) == MEMCACHED_SUCCESS);
+
+  memcached_st tcp_client;
+  memcached_create(&tcp_client);
+  test_true(memcached_server_add_udp(&tcp_client, server.hostname, server.port) == MEMCACHED_INVALID_HOST_PROTOCOL);
+#endif
+
+  return TEST_SUCCESS;
+}
+
+static test_return_t set_udp_behavior_test(memcached_st *memc)
+{
+
+  memcached_quit(memc);
+  memc->number_of_hosts= 0;
+  memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_DISTRIBUTION, memc->distribution);
+  test_true(memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_USE_UDP, 1) == MEMCACHED_SUCCESS);
+  test_true(memc->flags.use_udp);
+  test_true(memc->flags.no_reply);
+
+  test_true(memcached_server_count(memc) == 0);
+
+  memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_USE_UDP,0);
+  test_true(! (memc->flags.use_udp));
+  memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_NOREPLY,0);
+  test_true(! (memc->flags.no_reply));
+
+  return TEST_SUCCESS;
+}
+
+static test_return_t udp_set_test(memcached_st *memc)
+{
+  unsigned int num_iters= 1025; //request id rolls over at 1024
+
+  for (size_t x= 0; x < num_iters;x++)
+  {
+    memcached_return_t rc;
+    const char *key= "foo";
+    const char *value= "when we sanitize";
+    uint16_t *expected_ids= get_udp_request_ids(memc);
+    unsigned int server_key= memcached_generate_hash(memc, key, strlen(key));
+    memcached_server_instance_st instance=
+      memcached_server_instance_by_position(memc, server_key);
+    size_t init_offset= instance->write_buffer_offset;
+
+    rc= memcached_set(memc, key, strlen(key),
+                      value, strlen(value),
+                      (time_t)0, (uint32_t)0);
+    test_true(rc == MEMCACHED_SUCCESS || rc == MEMCACHED_BUFFERED);
+    /** NB, the check below assumes that if new write_ptr is less than
+     *  the original write_ptr that we have flushed. For large payloads, this
+     *  maybe an invalid assumption, but for the small payload we have it is OK
+     */
+    if (rc == MEMCACHED_SUCCESS ||
+            instance->write_buffer_offset < init_offset)
+      increment_request_id(&expected_ids[server_key]);
+
+    if (rc == MEMCACHED_SUCCESS)
+    {
+      test_true(instance->write_buffer_offset == UDP_DATAGRAM_HEADER_LENGTH);
+    }
+    else
+    {
+      test_true(instance->write_buffer_offset != UDP_DATAGRAM_HEADER_LENGTH);
+      test_true(instance->write_buffer_offset <= MAX_UDP_DATAGRAM_LENGTH);
+    }
+    test_true(post_udp_op_check(memc, expected_ids) == TEST_SUCCESS);
+  }
+  return TEST_SUCCESS;
+}
+
+static test_return_t udp_buffered_set_test(memcached_st *memc)
+{
+  memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_BUFFER_REQUESTS, 1);
+  return udp_set_test(memc);
+}
+
+static test_return_t udp_set_too_big_test(memcached_st *memc)
+{
+  memcached_return_t rc;
+  const char *key= "bar";
+  char value[MAX_UDP_DATAGRAM_LENGTH];
+  uint16_t *expected_ids= get_udp_request_ids(memc);
+  rc= memcached_set(memc, key, strlen(key),
+                    value, MAX_UDP_DATAGRAM_LENGTH,
+                    (time_t)0, (uint32_t)0);
+  test_true(rc == MEMCACHED_WRITE_FAILURE);
+
+  return post_udp_op_check(memc,expected_ids);
+}
+
+static test_return_t udp_delete_test(memcached_st *memc)
+{
+  unsigned int num_iters= 1025; //request id rolls over at 1024
+
+  for (size_t x= 0; x < num_iters;x++)
+  {
+    memcached_return_t rc;
+    const char *key= "foo";
+    uint16_t *expected_ids=get_udp_request_ids(memc);
+    unsigned int server_key= memcached_generate_hash(memc, key, strlen(key));
+    memcached_server_instance_st instance=
+      memcached_server_instance_by_position(memc, server_key);
+    size_t init_offset= instance->write_buffer_offset;
+
+    rc= memcached_delete(memc, key, strlen(key), 0);
+    test_true(rc == MEMCACHED_SUCCESS || rc == MEMCACHED_BUFFERED);
+
+    if (rc == MEMCACHED_SUCCESS || instance->write_buffer_offset < init_offset)
+      increment_request_id(&expected_ids[server_key]);
+    if (rc == MEMCACHED_SUCCESS)
+    {
+      test_true(instance->write_buffer_offset == UDP_DATAGRAM_HEADER_LENGTH);
+    }
+    else
+    {
+      test_true(instance->write_buffer_offset != UDP_DATAGRAM_HEADER_LENGTH);
+      test_true(instance->write_buffer_offset <= MAX_UDP_DATAGRAM_LENGTH);
+    }
+    test_true(post_udp_op_check(memc,expected_ids) == TEST_SUCCESS);
+  }
+  return TEST_SUCCESS;
+}
+
+static test_return_t udp_buffered_delete_test(memcached_st *memc)
+{
+  memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_BUFFER_REQUESTS, 1);
+  return udp_delete_test(memc);
+}
+
+static test_return_t udp_verbosity_test(memcached_st *memc)
+{
+  memcached_return_t rc;
+  uint16_t *expected_ids= get_udp_request_ids(memc);
+
+  for (size_t x= 0; x < memcached_server_count(memc); x++)
+  {
+    increment_request_id(&expected_ids[x]);
+  }
+
+  rc= memcached_verbosity(memc,3);
+  test_true(rc == MEMCACHED_SUCCESS);
+  return post_udp_op_check(memc,expected_ids);
+}
+
+static test_return_t udp_quit_test(memcached_st *memc)
+{
+  uint16_t *expected_ids= get_udp_request_ids(memc);
+  memcached_quit(memc);
+  return post_udp_op_check(memc, expected_ids);
+}
+
+static test_return_t udp_flush_test(memcached_st *memc)
+{
+  memcached_return_t rc;
+  uint16_t *expected_ids= get_udp_request_ids(memc);
+
+  for (size_t x= 0; x < memcached_server_count(memc); x++)
+  {
+    increment_request_id(&expected_ids[x]);
+  }
+
+  rc= memcached_flush(memc,0);
+  test_true(rc == MEMCACHED_SUCCESS);
+  return post_udp_op_check(memc,expected_ids);
+}
+
+static test_return_t udp_incr_test(memcached_st *memc)
+{
+  memcached_return_t rc;
+  const char *key= "incr";
+  const char *value= "1";
+  rc= memcached_set(memc, key, strlen(key),
+                    value, strlen(value),
+                    (time_t)0, (uint32_t)0);
+
+  test_true(rc == MEMCACHED_SUCCESS);
+  uint16_t *expected_ids= get_udp_request_ids(memc);
+  unsigned int server_key= memcached_generate_hash(memc, key, strlen(key));
+  increment_request_id(&expected_ids[server_key]);
+  uint64_t newvalue;
+  rc= memcached_increment(memc, key, strlen(key), 1, &newvalue);
+  test_true(rc == MEMCACHED_SUCCESS);
+  return post_udp_op_check(memc, expected_ids);
+}
+
+static test_return_t udp_decr_test(memcached_st *memc)
+{
+  memcached_return_t rc;
+  const char *key= "decr";
+  const char *value= "1";
+  rc= memcached_set(memc, key, strlen(key),
+                    value, strlen(value),
+                    (time_t)0, (uint32_t)0);
+
+  test_true(rc == MEMCACHED_SUCCESS);
+  uint16_t *expected_ids= get_udp_request_ids(memc);
+  unsigned int server_key= memcached_generate_hash(memc, key, strlen(key));
+  increment_request_id(&expected_ids[server_key]);
+  uint64_t newvalue;
+  rc= memcached_decrement(memc, key, strlen(key), 1, &newvalue);
+  test_true(rc == MEMCACHED_SUCCESS);
+  return post_udp_op_check(memc, expected_ids);
+}
+
+
+static test_return_t udp_stat_test(memcached_st *memc)
+{
+  memcached_stat_st * rv= NULL;
+  memcached_return_t rc;
+  char args[]= "";
+  uint16_t *expected_ids = get_udp_request_ids(memc);
+  rv = memcached_stat(memc, args, &rc);
+  free(rv);
+  test_true(rc == MEMCACHED_NOT_SUPPORTED);
+  return post_udp_op_check(memc, expected_ids);
+}
+
+static test_return_t udp_version_test(memcached_st *memc)
+{
+  memcached_return_t rc;
+  uint16_t *expected_ids = get_udp_request_ids(memc);
+  rc = memcached_version(memc);
+  test_true(rc == MEMCACHED_NOT_SUPPORTED);
+  return post_udp_op_check(memc, expected_ids);
+}
+
+static test_return_t udp_get_test(memcached_st *memc)
+{
+  memcached_return_t rc;
+  const char *key= "foo";
+  size_t vlen;
+  uint16_t *expected_ids = get_udp_request_ids(memc);
+  char *val= memcached_get(memc, key, strlen(key), &vlen, (uint32_t)0, &rc);
+  test_true(rc == MEMCACHED_NOT_SUPPORTED);
+  test_true(val == NULL);
+  return post_udp_op_check(memc, expected_ids);
+}
+
+static test_return_t udp_mixed_io_test(memcached_st *memc)
+{
+  test_st current_op;
+  test_st mixed_io_ops [] ={
+    {"udp_set_test", 0,
+      (test_callback_fn)udp_set_test},
+    {"udp_set_too_big_test", 0,
+      (test_callback_fn)udp_set_too_big_test},
+    {"udp_delete_test", 0,
+      (test_callback_fn)udp_delete_test},
+    {"udp_verbosity_test", 0,
+      (test_callback_fn)udp_verbosity_test},
+    {"udp_quit_test", 0,
+      (test_callback_fn)udp_quit_test},
+    {"udp_flush_test", 0,
+      (test_callback_fn)udp_flush_test},
+    {"udp_incr_test", 0,
+      (test_callback_fn)udp_incr_test},
+    {"udp_decr_test", 0,
+      (test_callback_fn)udp_decr_test},
+    {"udp_version_test", 0,
+      (test_callback_fn)udp_version_test}
+  };
+
+  for (size_t x= 0; x < 500; x++)
+  {
+    current_op= mixed_io_ops[random() % 9];
+    test_true(current_op.test_fn(memc) == TEST_SUCCESS);
+  }
+  return TEST_SUCCESS;
+}
+
+test_st udp_setup_server_tests[] ={
+  {"set_udp_behavior_test", 0, (test_callback_fn)set_udp_behavior_test},
+  {"add_tcp_server_udp_client_test", 0, (test_callback_fn)add_tcp_server_udp_client_test},
+  {"add_udp_server_tcp_client_test", 0, (test_callback_fn)add_udp_server_tcp_client_test},
+  {0, 0, 0}
+};
+
+test_st upd_io_tests[] ={
+  {"udp_set_test", 0, (test_callback_fn)udp_set_test},
+  {"udp_buffered_set_test", 0, (test_callback_fn)udp_buffered_set_test},
+  {"udp_set_too_big_test", 0, (test_callback_fn)udp_set_too_big_test},
+  {"udp_delete_test", 0, (test_callback_fn)udp_delete_test},
+  {"udp_buffered_delete_test", 0, (test_callback_fn)udp_buffered_delete_test},
+  {"udp_verbosity_test", 0, (test_callback_fn)udp_verbosity_test},
+  {"udp_quit_test", 0, (test_callback_fn)udp_quit_test},
+  {"udp_flush_test", 0, (test_callback_fn)udp_flush_test},
+  {"udp_incr_test", 0, (test_callback_fn)udp_incr_test},
+  {"udp_decr_test", 0, (test_callback_fn)udp_decr_test},
+  {"udp_stat_test", 0, (test_callback_fn)udp_stat_test},
+  {"udp_version_test", 0, (test_callback_fn)udp_version_test},
+  {"udp_get_test", 0, (test_callback_fn)udp_get_test},
+  {"udp_mixed_io_test", 0, (test_callback_fn)udp_mixed_io_test},
+  {0, 0, 0}
+};
+
+collection_st collection[] ={
+  {"udp_setup", (test_callback_fn)init_udp, 0, udp_setup_server_tests},
+  {"udp_io", (test_callback_fn)init_udp, 0, upd_io_tests},
+  {"udp_binary_io", (test_callback_fn)binary_init_udp, 0, upd_io_tests},
+  {0, 0, 0, 0}
+};
+
+#define SERVERS_TO_CREATE 5
+
+#include "libmemcached_world.h"
+
+void get_world(world_st *world)
+{
+  world->collections= collection;
+
+  world->create= (test_callback_create_fn)world_create;
+  world->destroy= (test_callback_fn)world_destroy;
+
+  world->test.startup= (test_callback_fn)world_test_startup;
+  world->test.flush= (test_callback_fn)world_flush;
+  world->test.pre_run= (test_callback_fn)world_pre_run;
+  world->test.post_run= (test_callback_fn)world_post_run;
+  world->test.on_error= (test_callback_error_fn)world_on_error;
+
+  world->collection.startup= (test_callback_fn)world_container_startup;
+  world->collection.shutdown= (test_callback_fn)world_container_shutdown;
+
+  world->runner= &defualt_libmemcached_runner;
+}