*
*/
-#include "common.h"
+#include <libmemcached/common.h>
+#include <libmemcached/virtual_bucket.h>
+
#include <time.h>
#include <sys/types.h>
case MEMCACHED_BEHAVIOR_RCV_TIMEOUT:
ptr->rcv_timeout= (int32_t)data;
break;
+
+ case MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERS:
+ ptr->flags.auto_eject_hosts= set_flag(data);
case MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMIT:
ptr->server_failure_limit= (uint32_t)data;
break;
+
case MEMCACHED_BEHAVIOR_BINARY_PROTOCOL:
- memcached_quit(ptr); // We need t shutdown all of the connections to make sure we do the correct protocol
+ send_quit(ptr); // We need t shutdown all of the connections to make sure we do the correct protocol
if (data)
{
ptr->flags.verify_key= false;
break;
case MEMCACHED_BEHAVIOR_NO_BLOCK:
ptr->flags.no_block= set_flag(data);
- memcached_quit(ptr);
+ send_quit(ptr);
break;
case MEMCACHED_BEHAVIOR_BUFFER_REQUESTS:
ptr->flags.buffer_requests= set_flag(data);
- memcached_quit(ptr);
+ send_quit(ptr);
break;
case MEMCACHED_BEHAVIOR_USE_UDP:
if (memcached_server_count(ptr))
break;
case MEMCACHED_BEHAVIOR_TCP_NODELAY:
ptr->flags.tcp_nodelay= set_flag(data);
- memcached_quit(ptr);
+ send_quit(ptr);
break;
case MEMCACHED_BEHAVIOR_TCP_KEEPALIVE:
ptr->flags.tcp_keepalive= set_flag(data);
- memcached_quit(ptr);
+ send_quit(ptr);
break;
case MEMCACHED_BEHAVIOR_DISTRIBUTION:
return memcached_behavior_set_distribution(ptr, (memcached_server_distribution_t)data);
case MEMCACHED_BEHAVIOR_KETAMA:
{
- if (data)
- {
- (void)memcached_behavior_set_key_hash(ptr, MEMCACHED_HASH_MD5);
- (void)memcached_behavior_set_distribution_hash(ptr, MEMCACHED_HASH_MD5);
- (void)memcached_behavior_set_distribution(ptr, MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA);
- }
- else
- {
- (void)memcached_behavior_set_key_hash(ptr, MEMCACHED_HASH_DEFAULT);
- (void)memcached_behavior_set_distribution_hash(ptr, MEMCACHED_HASH_DEFAULT);
- (void)memcached_behavior_set_distribution(ptr, MEMCACHED_DISTRIBUTION_MODULA);
- }
+ if (data) // Turn on
+ return memcached_behavior_set_distribution(ptr, MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA);
- break;
+ return memcached_behavior_set_distribution(ptr, MEMCACHED_DISTRIBUTION_MODULA);
}
case MEMCACHED_BEHAVIOR_KETAMA_WEIGHTED:
{
(void)memcached_behavior_set_key_hash(ptr, MEMCACHED_HASH_MD5);
(void)memcached_behavior_set_distribution_hash(ptr, MEMCACHED_HASH_MD5);
- ptr->flags.ketama_weighted= set_flag(data);
+ ptr->ketama.weighted= set_flag(data);
/**
@note We try to keep the same distribution going. This should be deprecated and rewritten.
*/
return memcached_behavior_set_key_hash(ptr, (memcached_hash_t)(data));
case MEMCACHED_BEHAVIOR_KETAMA_HASH:
return memcached_behavior_set_distribution_hash(ptr, (memcached_hash_t)(data));
+
case MEMCACHED_BEHAVIOR_CACHE_LOOKUPS:
- ptr->flags.use_cache_lookups= set_flag(data);
- memcached_quit(ptr);
- break;
+ return memcached_set_error_string(ptr, MEMCACHED_DEPRECATED,
+ memcached_string_with_size("MEMCACHED_BEHAVIOR_CACHE_LOOKUPS has been deprecated."));
+
case MEMCACHED_BEHAVIOR_VERIFY_KEY:
if (ptr->flags.binary_protocol)
- return MEMCACHED_FAILURE;
+ return memcached_set_error_string(ptr, MEMCACHED_INVALID_ARGUMENTS,
+ memcached_string_with_size("MEMCACHED_BEHAVIOR_VERIFY_KEY if the binary protocol has been enabled."));
ptr->flags.verify_key= set_flag(data);
break;
case MEMCACHED_BEHAVIOR_SORT_HOSTS:
break;
case MEMCACHED_BEHAVIOR_SOCKET_SEND_SIZE:
ptr->send_size= (int32_t)data;
- memcached_quit(ptr);
+ send_quit(ptr);
break;
case MEMCACHED_BEHAVIOR_SOCKET_RECV_SIZE:
ptr->recv_size= (int32_t)data;
- memcached_quit(ptr);
+ send_quit(ptr);
break;
case MEMCACHED_BEHAVIOR_TCP_KEEPIDLE:
ptr->tcp_keepidle= (uint32_t)data;
- memcached_quit(ptr);
+ send_quit(ptr);
break;
case MEMCACHED_BEHAVIOR_USER_DATA:
- return MEMCACHED_FAILURE;
+ return memcached_set_error_string(ptr, MEMCACHED_DEPRECATED,
+ memcached_string_with_size("MEMCACHED_BEHAVIOR_USER_DATA deprecated."));
case MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEY:
ptr->flags.hash_with_prefix_key= set_flag(data);
break;
break;
case MEMCACHED_BEHAVIOR_CORK:
{
- memcached_server_write_instance_st instance;
- bool action= set_flag(data);
-
- if (action == false)
- {
- ptr->flags.cork= set_flag(false);
- return MEMCACHED_SUCCESS;
- }
-
- instance= memcached_server_instance_fetch(ptr, 0);
- if (! instance)
- return MEMCACHED_NO_SERVERS;
-
-
- /* We just try the first host, and if it is down we return zero */
- memcached_return_t rc;
- rc= memcached_connect(instance);
- if (rc != MEMCACHED_SUCCESS)
- {
- return rc;
- }
-
- /* Now we test! */
- memcached_ternary_t enabled;
- enabled= test_cork(instance, true);
-
- switch (enabled)
- {
- case MEM_FALSE:
- return ptr->cached_errno ? MEMCACHED_ERRNO : MEMCACHED_FAILURE ;
- case MEM_TRUE:
- {
- enabled= test_cork(instance, false);
-
- if (enabled == false) // Possible bug in OS?
- {
- memcached_quit_server(instance, false); // We should reset everything on this error.
- return MEMCACHED_ERRNO; // Errno will be true because we will have already set it.
- }
- ptr->flags.cork= true;
- ptr->flags.tcp_nodelay= true;
- memcached_quit(ptr); // We go on and reset the connections.
- }
- break;
- case MEM_NOT:
- default:
- return MEMCACHED_NOT_SUPPORTED;
- }
+ return memcached_set_error_string(ptr, MEMCACHED_DEPRECATED,
+ memcached_string_with_size("MEMCACHED_BEHAVIOR_CORK is now incorporated into the driver by default."));
}
break;
case MEMCACHED_BEHAVIOR_LOAD_FROM_FILE:
- ptr->flags.load_from_file= set_flag(data);
- break;
+ return memcached_set_error_string(ptr, MEMCACHED_INVALID_ARGUMENTS,
+ memcached_string_with_size("MEMCACHED_BEHAVIOR_LOAD_FROM_FILE can not be set with memcached_behavior_set()"));
case MEMCACHED_BEHAVIOR_MAX:
default:
/* Shouldn't get here */
WATCHPOINT_ASSERT(0);
- return MEMCACHED_FAILURE;
+ return memcached_set_error_string(ptr, MEMCACHED_INVALID_ARGUMENTS,
+ memcached_string_with_size("Invalid behavior passed to memcached_behavior_set()"));
}
return MEMCACHED_SUCCESS;
return ptr->flags.binary_protocol;
case MEMCACHED_BEHAVIOR_SUPPORT_CAS:
return ptr->flags.support_cas;
+
case MEMCACHED_BEHAVIOR_CACHE_LOOKUPS:
- return ptr->flags.use_cache_lookups;
+ return true;
+
case MEMCACHED_BEHAVIOR_NO_BLOCK:
return ptr->flags.no_block;
case MEMCACHED_BEHAVIOR_BUFFER_REQUESTS:
case MEMCACHED_BEHAVIOR_VERIFY_KEY:
return ptr->flags.verify_key;
case MEMCACHED_BEHAVIOR_KETAMA_WEIGHTED:
- return ptr->flags.ketama_weighted;
+ return ptr->ketama.weighted;
case MEMCACHED_BEHAVIOR_DISTRIBUTION:
return ptr->distribution;
case MEMCACHED_BEHAVIOR_KETAMA:
return hashkit_get_function(&ptr->hashkit);
case MEMCACHED_BEHAVIOR_KETAMA_HASH:
return hashkit_get_function(&ptr->distribution_hashkit);
+ case MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERS:
case MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMIT:
return ptr->server_failure_limit;
case MEMCACHED_BEHAVIOR_SORT_HOSTS:
if (getsockopt(instance->fd, SOL_SOCKET, SO_SNDBUF, &sock_size, &sock_length) < 0)
{
- ptr->cached_errno= errno;
+ memcached_set_errno(ptr, errno, NULL);
return 0; /* Zero means error */
}
}
if (getsockopt(instance->fd, SOL_SOCKET, SO_RCVBUF, &sock_size, &sock_length) < 0)
{
- ptr->cached_errno= errno;
+ memcached_set_errno(ptr, errno, NULL);
return 0; /* Zero means error */
}
return (uint64_t) sock_size;
}
case MEMCACHED_BEHAVIOR_USER_DATA:
- return MEMCACHED_FAILURE;
+ memcached_set_error_string(ptr, MEMCACHED_DEPRECATED,
+ memcached_string_with_size("MEMCACHED_BEHAVIOR_USER_DATA deprecated."));
+ return 0;
case MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEY:
return ptr->flags.hash_with_prefix_key;
case MEMCACHED_BEHAVIOR_NOREPLY:
case MEMCACHED_BEHAVIOR_RANDOMIZE_REPLICA_READ:
return ptr->flags.randomize_replica_read;
case MEMCACHED_BEHAVIOR_CORK:
- return ptr->flags.cork;
+#ifdef HAVE_MSG_MORE
+ return true;
+#else
+ return false;
+#endif
case MEMCACHED_BEHAVIOR_TCP_KEEPALIVE:
return ptr->flags.tcp_keepalive;
case MEMCACHED_BEHAVIOR_LOAD_FROM_FILE:
- return ptr->flags.load_from_file;
+ return ptr->configure.filename ? true : false;
case MEMCACHED_BEHAVIOR_MAX:
default:
WATCHPOINT_ASSERT(0); /* Programming mistake if it gets this far */
{
if (type < MEMCACHED_DISTRIBUTION_CONSISTENT_MAX)
{
+ if (MEMCACHED_DISTRIBUTION_CONSISTENT_WEIGHTED)
+ {
+ ptr->ketama.weighted= true;
+ }
+ else
+ {
+ ptr->ketama.weighted= false;
+ }
ptr->distribution= type;
run_distribution(ptr);
- }
- else
- {
- return MEMCACHED_FAILURE;
+ return MEMCACHED_SUCCESS;
}
- return MEMCACHED_SUCCESS;
+ return memcached_set_error_string(ptr, MEMCACHED_INVALID_ARGUMENTS,
+ memcached_string_with_size("Invalid memcached_server_distribution_t"));
}
memcached_return_t memcached_behavior_set_key_hash(memcached_st *ptr, memcached_hash_t type)
{
- hashkit_return_t rc;
- rc= hashkit_set_function(&ptr->hashkit, (hashkit_hash_algorithm_t)type);
+ if (hashkit_set_function(&ptr->hashkit, (hashkit_hash_algorithm_t)type) == HASHKIT_SUCCESS)
+ return MEMCACHED_SUCCESS;
- return rc == HASHKIT_SUCCESS ? MEMCACHED_SUCCESS : MEMCACHED_FAILURE;
+ return memcached_set_error_string(ptr, MEMCACHED_INVALID_ARGUMENTS,
+ memcached_string_with_size("Invalid memcached_hash_t()"));
}
memcached_hash_t memcached_behavior_get_key_hash(memcached_st *ptr)
memcached_return_t memcached_behavior_set_distribution_hash(memcached_st *ptr, memcached_hash_t type)
{
- hashkit_return_t rc;
- rc= hashkit_set_function(&ptr->distribution_hashkit, (hashkit_hash_algorithm_t)type);
+ if (hashkit_set_function(&ptr->distribution_hashkit, (hashkit_hash_algorithm_t)type) == HASHKIT_SUCCESS)
+ return MEMCACHED_SUCCESS;
- return rc == HASHKIT_SUCCESS ? MEMCACHED_SUCCESS : MEMCACHED_FAILURE;
+ return memcached_set_error_string(ptr, MEMCACHED_INVALID_ARGUMENTS,
+ memcached_string_with_size("Invalid memcached_hash_t()"));
}
memcached_hash_t memcached_behavior_get_distribution_hash(memcached_st *ptr)
{
return (memcached_hash_t)hashkit_get_function(&ptr->distribution_hashkit);
}
+
+const char *libmemcached_string_behavior(const memcached_behavior_t flag)
+{
+ switch (flag)
+ {
+ case MEMCACHED_BEHAVIOR_NO_BLOCK: return "MEMCACHED_BEHAVIOR_NO_BLOCK";
+ case MEMCACHED_BEHAVIOR_TCP_NODELAY: return "MEMCACHED_BEHAVIOR_TCP_NODELAY";
+ case MEMCACHED_BEHAVIOR_HASH: return "MEMCACHED_BEHAVIOR_HASH";
+ case MEMCACHED_BEHAVIOR_KETAMA: return "MEMCACHED_BEHAVIOR_KETAMA";
+ case MEMCACHED_BEHAVIOR_SOCKET_SEND_SIZE: return "MEMCACHED_BEHAVIOR_SOCKET_SEND_SIZE";
+ case MEMCACHED_BEHAVIOR_SOCKET_RECV_SIZE: return "MEMCACHED_BEHAVIOR_SOCKET_RECV_SIZE";
+ case MEMCACHED_BEHAVIOR_CACHE_LOOKUPS: return "MEMCACHED_BEHAVIOR_CACHE_LOOKUPS";
+ case MEMCACHED_BEHAVIOR_SUPPORT_CAS: return "MEMCACHED_BEHAVIOR_SUPPORT_CAS";
+ case MEMCACHED_BEHAVIOR_POLL_TIMEOUT: return "MEMCACHED_BEHAVIOR_POLL_TIMEOUT";
+ case MEMCACHED_BEHAVIOR_DISTRIBUTION: return "MEMCACHED_BEHAVIOR_DISTRIBUTION";
+ case MEMCACHED_BEHAVIOR_BUFFER_REQUESTS: return "MEMCACHED_BEHAVIOR_BUFFER_REQUESTS";
+ case MEMCACHED_BEHAVIOR_USER_DATA: return "MEMCACHED_BEHAVIOR_USER_DATA";
+ case MEMCACHED_BEHAVIOR_SORT_HOSTS: return "MEMCACHED_BEHAVIOR_SORT_HOSTS";
+ case MEMCACHED_BEHAVIOR_VERIFY_KEY: return "MEMCACHED_BEHAVIOR_VERIFY_KEY";
+ case MEMCACHED_BEHAVIOR_CONNECT_TIMEOUT: return "MEMCACHED_BEHAVIOR_CONNECT_TIMEOUT";
+ case MEMCACHED_BEHAVIOR_RETRY_TIMEOUT: return "MEMCACHED_BEHAVIOR_RETRY_TIMEOUT";
+ case MEMCACHED_BEHAVIOR_KETAMA_WEIGHTED: return "MEMCACHED_BEHAVIOR_KETAMA_WEIGHTED";
+ case MEMCACHED_BEHAVIOR_KETAMA_HASH: return "MEMCACHED_BEHAVIOR_KETAMA_HASH";
+ case MEMCACHED_BEHAVIOR_BINARY_PROTOCOL: return "MEMCACHED_BEHAVIOR_BINARY_PROTOCOL";
+ case MEMCACHED_BEHAVIOR_SND_TIMEOUT: return "MEMCACHED_BEHAVIOR_SND_TIMEOUT";
+ case MEMCACHED_BEHAVIOR_RCV_TIMEOUT: return "MEMCACHED_BEHAVIOR_RCV_TIMEOUT";
+ case MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMIT: return "MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMIT";
+ case MEMCACHED_BEHAVIOR_IO_MSG_WATERMARK: return "MEMCACHED_BEHAVIOR_IO_MSG_WATERMARK";
+ case MEMCACHED_BEHAVIOR_IO_BYTES_WATERMARK: return "MEMCACHED_BEHAVIOR_IO_BYTES_WATERMARK";
+ case MEMCACHED_BEHAVIOR_IO_KEY_PREFETCH: return "MEMCACHED_BEHAVIOR_IO_KEY_PREFETCH";
+ case MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEY: return "MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEY";
+ case MEMCACHED_BEHAVIOR_NOREPLY: return "MEMCACHED_BEHAVIOR_NOREPLY";
+ case MEMCACHED_BEHAVIOR_USE_UDP: return "MEMCACHED_BEHAVIOR_USE_UDP";
+ case MEMCACHED_BEHAVIOR_AUTO_EJECT_HOSTS: return "MEMCACHED_BEHAVIOR_AUTO_EJECT_HOSTS";
+ case MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERS: return "MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERS";
+ case MEMCACHED_BEHAVIOR_NUMBER_OF_REPLICAS: return "MEMCACHED_BEHAVIOR_NUMBER_OF_REPLICAS";
+ case MEMCACHED_BEHAVIOR_RANDOMIZE_REPLICA_READ: return "MEMCACHED_BEHAVIOR_RANDOMIZE_REPLICA_READ";
+ case MEMCACHED_BEHAVIOR_CORK: return "MEMCACHED_BEHAVIOR_CORK";
+ case MEMCACHED_BEHAVIOR_TCP_KEEPALIVE: return "MEMCACHED_BEHAVIOR_TCP_KEEPALIVE";
+ case MEMCACHED_BEHAVIOR_TCP_KEEPIDLE: return "MEMCACHED_BEHAVIOR_TCP_KEEPIDLE";
+ case MEMCACHED_BEHAVIOR_LOAD_FROM_FILE: return "MEMCACHED_BEHAVIOR_LOAD_FROM_FILE";
+ default:
+ case MEMCACHED_BEHAVIOR_MAX: return "INVALID memcached_behavior_t";
+ }
+}
+
+const char *libmemcached_string_distribution(const memcached_server_distribution_t flag)
+{
+ switch (flag)
+ {
+ case MEMCACHED_DISTRIBUTION_MODULA: return "MEMCACHED_DISTRIBUTION_MODULA";
+ case MEMCACHED_DISTRIBUTION_CONSISTENT: return "MEMCACHED_DISTRIBUTION_CONSISTENT";
+ case MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA: return "MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA";
+ case MEMCACHED_DISTRIBUTION_RANDOM: return "MEMCACHED_DISTRIBUTION_RANDOM";
+ case MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA_SPY: return "MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA_SPY";
+ case MEMCACHED_DISTRIBUTION_CONSISTENT_WEIGHTED: return "MEMCACHED_DISTRIBUTION_CONSISTENT_WEIGHTED";
+ case MEMCACHED_DISTRIBUTION_VIRTUAL_BUCKET: return "MEMCACHED_DISTRIBUTION_VIRTUAL_BUCKET";
+ default:
+ case MEMCACHED_DISTRIBUTION_CONSISTENT_MAX: return "INVALID memcached_server_distribution_t";
+ }
+}
+
+memcached_return_t memcached_bucket_set(memcached_st *self,
+ const uint32_t *host_map,
+ const uint32_t *forward_map,
+ const uint32_t buckets,
+ const uint32_t replicas)
+{
+ memcached_return_t rc;
+
+ if (! self)
+ return MEMCACHED_INVALID_ARGUMENTS;
+
+ if (! host_map)
+ return MEMCACHED_INVALID_ARGUMENTS;
+
+ memcached_server_distribution_t old;
+ old= memcached_behavior_get_distribution(self);
+
+ rc =memcached_behavior_set_distribution(self, MEMCACHED_DISTRIBUTION_VIRTUAL_BUCKET);
+ if (rc != MEMCACHED_SUCCESS)
+ {
+ return rc;
+ }
+
+ rc= memcached_virtual_bucket_create(self, host_map, forward_map, buckets, replicas);
+ if (rc != MEMCACHED_SUCCESS)
+ {
+ memcached_behavior_set_distribution(self, old);
+ }
+
+ return rc;
+}