-#include "common.h"
+/* LibMemcached
+ * 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.
+ *
+ * Summary: Change the behavior of the memcached connection.
+ *
+ */
+
+#include "common.h"
#include <time.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/tcp.h>
-/*
- This function is used to modify the behabior of running client.
+/*
+ This function is used to modify the behavior of running client.
We quit all connections so we can reset the sockets.
*/
-static void set_behavior_flag(memcached_st *ptr, memcached_flags temp_flag, uint64_t data)
-{
- if (data)
- ptr->flags|= temp_flag;
- else
- ptr->flags&= ~temp_flag;
-}
-
-memcached_return memcached_behavior_set(memcached_st *ptr,
- memcached_behavior flag,
- uint64_t data)
+memcached_return_t memcached_behavior_set(memcached_st *ptr,
+ memcached_behavior_t flag,
+ uint64_t data)
{
switch (flag)
{
+ case MEMCACHED_BEHAVIOR_NUMBER_OF_REPLICAS:
+ ptr->number_of_replicas= (uint32_t)data;
+ break;
case MEMCACHED_BEHAVIOR_IO_MSG_WATERMARK:
- ptr->io_msg_watermark= (int32_t)data;
+ ptr->io_msg_watermark= (uint32_t) data;
break;
case MEMCACHED_BEHAVIOR_IO_BYTES_WATERMARK:
- ptr->io_bytes_watermark= (int32_t)data;
+ ptr->io_bytes_watermark= (uint32_t)data;
+ break;
+ case MEMCACHED_BEHAVIOR_IO_KEY_PREFETCH:
+ ptr->io_key_prefetch = (uint32_t)data;
break;
case MEMCACHED_BEHAVIOR_SND_TIMEOUT:
ptr->snd_timeout= (int32_t)data;
- break;
+ break;
case MEMCACHED_BEHAVIOR_RCV_TIMEOUT:
ptr->rcv_timeout= (int32_t)data;
- break;
+ break;
case MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMIT:
ptr->server_failure_limit= (uint32_t)data;
- break;
+ break;
case MEMCACHED_BEHAVIOR_BINARY_PROTOCOL:
- set_behavior_flag(ptr, MEM_BINARY_PROTOCOL, data);
- break;
+ if (data)
+ ptr->flags.verify_key= false;
+
+ ptr->flags.binary_protocol= data ? true : false;
+ break;
case MEMCACHED_BEHAVIOR_SUPPORT_CAS:
- set_behavior_flag(ptr, MEM_SUPPORT_CAS, data);
+ ptr->flags.support_cas= data ? true: false;
break;
case MEMCACHED_BEHAVIOR_NO_BLOCK:
- set_behavior_flag(ptr, MEM_NO_BLOCK, data);
+ ptr->flags.no_block= data ? true: false;
memcached_quit(ptr);
+ break;
case MEMCACHED_BEHAVIOR_BUFFER_REQUESTS:
- set_behavior_flag(ptr, MEM_BUFFER_REQUESTS, data);
+ ptr->flags.buffer_requests= data ? true : false;
memcached_quit(ptr);
break;
+ case MEMCACHED_BEHAVIOR_USE_UDP:
+ if (ptr->number_of_hosts)
+ return MEMCACHED_FAILURE;
+ ptr->flags.use_udp= data ? true : false;
+
+ if (data)
+ ptr->flags.no_reply= data ? true : false;
+ break;
+
case MEMCACHED_BEHAVIOR_TCP_NODELAY:
- set_behavior_flag(ptr, MEM_TCP_NODELAY, data);
+ ptr->flags.tcp_nodelay= data ? true : false;
memcached_quit(ptr);
break;
case MEMCACHED_BEHAVIOR_DISTRIBUTION:
{
- ptr->distribution= (memcached_server_distribution)(data);
+ ptr->distribution= (memcached_server_distribution_t)(data);
if (ptr->distribution == MEMCACHED_DISTRIBUTION_RANDOM)
{
- srandom(time(NULL));
+ srandom((uint32_t) time(NULL));
}
run_distribution(ptr);
break;
{
ptr->hash= MEMCACHED_HASH_MD5;
ptr->distribution= MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA;
- set_behavior_flag(ptr, MEM_KETAMA_WEIGHTED, data);
+ ptr->flags.ketama_weighted= data ? true : false;
run_distribution(ptr);
break;
}
+ case MEMCACHED_BEHAVIOR_KETAMA_COMPAT_MODE:
+ switch (data)
+ {
+ case MEMCACHED_KETAMA_COMPAT_LIBMEMCACHED:
+ ptr->hash= MEMCACHED_HASH_MD5;
+ ptr->distribution= MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA;
+ break;
+ case MEMCACHED_KETAMA_COMPAT_SPY:
+ ptr->hash= MEMCACHED_HASH_MD5;
+ ptr->distribution= MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA_SPY;
+ break;
+ default:
+ return MEMCACHED_FAILURE;
+ }
+ run_distribution(ptr);
+ break;
case MEMCACHED_BEHAVIOR_HASH:
- ptr->hash= (memcached_hash)(data);
+#ifndef HAVE_HSIEH_HASH
+ if ((memcached_hash_t)(data) == MEMCACHED_HASH_HSIEH)
+ return MEMCACHED_FAILURE;
+#endif
+ ptr->hash= (memcached_hash_t)(data);
break;
case MEMCACHED_BEHAVIOR_KETAMA_HASH:
- ptr->hash_continuum= (memcached_hash)(data);
+ ptr->hash_continuum= (memcached_hash_t)(data);
run_distribution(ptr);
break;
case MEMCACHED_BEHAVIOR_CACHE_LOOKUPS:
- set_behavior_flag(ptr, MEM_USE_CACHE_LOOKUPS, data);
+ ptr->flags.use_cache_lookups= data ? true : false;
memcached_quit(ptr);
break;
case MEMCACHED_BEHAVIOR_VERIFY_KEY:
- set_behavior_flag(ptr, MEM_VERIFY_KEY, data);
+ if (ptr->flags.binary_protocol)
+ break;
+ ptr->flags.verify_key= data ? true : false;
break;
case MEMCACHED_BEHAVIOR_SORT_HOSTS:
{
- set_behavior_flag(ptr, MEM_USE_SORT_HOSTS, data);
+ ptr->flags.use_sort_hosts= data ? true : false;
run_distribution(ptr);
break;
case MEMCACHED_BEHAVIOR_USER_DATA:
return MEMCACHED_FAILURE;
case MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEY:
- set_behavior_flag(ptr, MEM_HASH_WITH_PREFIX_KEY, data);
+ ptr->flags.hash_with_prefix_key= data ? true : false;
+ break;
+ case MEMCACHED_BEHAVIOR_NOREPLY:
+ ptr->flags.no_reply= data ? true : false;
+ break;
+ case MEMCACHED_BEHAVIOR_AUTO_EJECT_HOSTS:
+ ptr->flags.auto_eject_hosts= data ? true : false;
+ break;
+ case MEMCACHED_BEHAVIOR_RANDOMIZE_REPLICA_READ:
+ srandom((uint32_t) time(NULL));
+ ptr->flags.randomize_replica_read= data ? true : false;
+ break;
+ default:
+ /* Shouldn't get here */
+ WATCHPOINT_ASSERT(flag);
break;
}
return MEMCACHED_SUCCESS;
}
-uint64_t memcached_behavior_get(memcached_st *ptr,
- memcached_behavior flag)
+uint64_t memcached_behavior_get(memcached_st *ptr,
+ memcached_behavior_t flag)
{
- memcached_flags temp_flag= 0;
-
switch (flag)
{
+ case MEMCACHED_BEHAVIOR_NUMBER_OF_REPLICAS:
+ return ptr->number_of_replicas;
case MEMCACHED_BEHAVIOR_IO_MSG_WATERMARK:
- temp_flag = ptr->io_msg_watermark;
- break;
+ return ptr->io_msg_watermark;
case MEMCACHED_BEHAVIOR_IO_BYTES_WATERMARK:
- temp_flag = ptr->io_bytes_watermark;
- break;
+ return ptr->io_bytes_watermark;
+ case MEMCACHED_BEHAVIOR_IO_KEY_PREFETCH:
+ return ptr->io_key_prefetch;
case MEMCACHED_BEHAVIOR_BINARY_PROTOCOL:
- temp_flag= MEM_BINARY_PROTOCOL;
- break;
+ return ptr->flags.binary_protocol;
case MEMCACHED_BEHAVIOR_SUPPORT_CAS:
- temp_flag= MEM_SUPPORT_CAS;
- break;
+ return ptr->flags.support_cas;
case MEMCACHED_BEHAVIOR_CACHE_LOOKUPS:
- temp_flag= MEM_USE_CACHE_LOOKUPS;
+ return ptr->flags.use_cache_lookups;
break;
case MEMCACHED_BEHAVIOR_NO_BLOCK:
- temp_flag= MEM_NO_BLOCK;
- break;
+ return ptr->flags.no_block;
case MEMCACHED_BEHAVIOR_BUFFER_REQUESTS:
- temp_flag= MEM_BUFFER_REQUESTS;
- break;
+ return ptr->flags.buffer_requests;
+ case MEMCACHED_BEHAVIOR_USE_UDP:
+ return ptr->flags.use_udp;
case MEMCACHED_BEHAVIOR_TCP_NODELAY:
- temp_flag= MEM_TCP_NODELAY;
- break;
+ return ptr->flags.tcp_nodelay;
case MEMCACHED_BEHAVIOR_VERIFY_KEY:
- temp_flag= MEM_VERIFY_KEY;
- break;
+ return ptr->flags.verify_key;
case MEMCACHED_BEHAVIOR_KETAMA_WEIGHTED:
- temp_flag= MEM_KETAMA_WEIGHTED;
- break;
+ return ptr->flags.ketama_weighted;
case MEMCACHED_BEHAVIOR_DISTRIBUTION:
return ptr->distribution;
case MEMCACHED_BEHAVIOR_KETAMA:
- return (ptr->distribution == MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA) ? 1 : 0;
+ return (ptr->distribution == MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA) ? (uint64_t) 1 : 0;
+ case MEMCACHED_BEHAVIOR_KETAMA_COMPAT_MODE:
+ switch (ptr->distribution)
+ {
+ case MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA:
+ return MEMCACHED_KETAMA_COMPAT_LIBMEMCACHED;
+ case MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA_SPY:
+ return MEMCACHED_KETAMA_COMPAT_SPY;
+ case MEMCACHED_DISTRIBUTION_MODULA:
+ case MEMCACHED_DISTRIBUTION_CONSISTENT:
+ case MEMCACHED_DISTRIBUTION_RANDOM:
+ default:
+ return (uint64_t)-1;
+ }
+ /* NOTREACHED */
case MEMCACHED_BEHAVIOR_HASH:
return ptr->hash;
case MEMCACHED_BEHAVIOR_KETAMA_HASH:
case MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMIT:
return ptr->server_failure_limit;
case MEMCACHED_BEHAVIOR_SORT_HOSTS:
- temp_flag= MEM_USE_SORT_HOSTS;
- break;
+ return ptr->flags.use_sort_hosts;
case MEMCACHED_BEHAVIOR_POLL_TIMEOUT:
- {
- return (uint64_t)ptr->poll_timeout;
- }
+ return (uint64_t)ptr->poll_timeout;
case MEMCACHED_BEHAVIOR_CONNECT_TIMEOUT:
- {
- return (uint64_t)ptr->connect_timeout;
- }
+ return (uint64_t)ptr->connect_timeout;
case MEMCACHED_BEHAVIOR_RETRY_TIMEOUT:
- {
- return (uint64_t)ptr->retry_timeout;
- }
+ return (uint64_t)ptr->retry_timeout;
case MEMCACHED_BEHAVIOR_SND_TIMEOUT:
return (uint64_t)ptr->snd_timeout;
case MEMCACHED_BEHAVIOR_RCV_TIMEOUT:
if ((memcached_connect(&ptr->hosts[0])) != MEMCACHED_SUCCESS)
return 0;
- if (getsockopt(ptr->hosts[0].fd, SOL_SOCKET,
+ if (getsockopt(ptr->hosts[0].fd, SOL_SOCKET,
SO_SNDBUF, &sock_size, &sock_length))
return 0; /* Zero means error */
- return sock_size;
+ return (uint64_t) sock_size;
}
case MEMCACHED_BEHAVIOR_SOCKET_RECV_SIZE:
{
if ((memcached_connect(&ptr->hosts[0])) != MEMCACHED_SUCCESS)
return 0;
- if (getsockopt(ptr->hosts[0].fd, SOL_SOCKET,
+ if (getsockopt(ptr->hosts[0].fd, SOL_SOCKET,
SO_RCVBUF, &sock_size, &sock_length))
return 0; /* Zero means error */
- return sock_size;
+ return (uint64_t) sock_size;
}
case MEMCACHED_BEHAVIOR_USER_DATA:
return MEMCACHED_FAILURE;
case MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEY:
- temp_flag= MEM_HASH_WITH_PREFIX_KEY;
+ return ptr->flags.hash_with_prefix_key;
+ case MEMCACHED_BEHAVIOR_NOREPLY:
+ return ptr->flags.no_reply;
+ case MEMCACHED_BEHAVIOR_AUTO_EJECT_HOSTS:
+ return ptr->flags.auto_eject_hosts;
+ case MEMCACHED_BEHAVIOR_RANDOMIZE_REPLICA_READ:
+ return ptr->flags.randomize_replica_read;
+ default:
+ WATCHPOINT_ASSERT(flag);
break;
}
- WATCHPOINT_ASSERT(temp_flag); /* Programming mistake if it gets this far */
- if (ptr->flags & temp_flag)
- return 1;
- else
- return 0;
-
- return MEMCACHED_SUCCESS;
+ WATCHPOINT_ASSERT(0); /* Programming mistake if it gets this far */
+ return 0;
}
projects / awesomized / libmemcached / blobdiff