libmemcached C/C++ API使用實例

libmemcached C/C++ API使用實例:

1. #include <stdio.h>
2. #include <stdlib.h>
3. #include <string.h>
4. #include <time.h>
5. #include <unistd.h>
6. #include <libmemcached/memcached.h>
8. int main(int argc, char *argv[])
9. {
10. memcached_st *memc;
11. memcached_return rc;
12. memcached_server_st *servers;
14. //connect multi server
15. memc = memcached_create(NULL);
17. servers = memcached_server_list_append(NULL, (char*)"localhost", 11211, &rc);
18. servers = memcached_server_list_append(servers, (char*)"localhost", 30000, &rc);
20. rc = memcached_server_push(memc, servers);
21. memcached_server_free(servers);
23. memcached_behavior_set(memc,MEMCACHED_BEHAVIOR_DISTRIBUTION,MEMCACHED_DISTRIBUTION_CONSISTENT);
24. memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_RETRY_TIMEOUT, 20) ;
25. // memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERS, 1) ; // 同時設置MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMIT 和 MEMCACHED_BEHAVIOR_AUTO_EJECT_HOSTS
26. memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMIT, 5) ;
27. memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_AUTO_EJECT_HOSTS, 1) ;
29. int time_sl = 0 ;
30. int times = 0 ;
31. while(times++<100000)
32. {
33. //save data
34. const char *keys[]= {"key1", "key2", "key3","key4"};
35. const size_t key_length[]= {4, 4, 4, 4};
36. char *values[] = {"This is 1 first value", "This is 2 second value", "This is 3 third value"," this is 4 forth value"};
37. size_t val_length[]= {21, 22, 21, 22};
38. int i = 0;
39. for (; i < 4; i++)
40. {
41. rc = memcached_set(memc, keys[i], key_length[i], values[i], val_length[i], (time_t)180,(uint32_t)0); printf("key: %s rc:%s\n", keys[i], memcached_strerror(memc, rc)); // 輸出狀態
42. }
43. printf("time: %d\n", time_sl++) ;
44. sleep(1) ;
46. }
47. //free
48. memcached_free(memc);
49. return 0;
50. }