-/* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
- *
- * Libmemcached library
- *
- * Copyright (C) 2011 Data Differential, http://datadifferential.com/
- * Copyright (C) 2006-2009 Brian Aker All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *
- * * The names of its contributors may not be used to endorse or
- * promote products derived from this software without specific prior
- * written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
+/*
+ +--------------------------------------------------------------------+
+ | libmemcached - C/C++ Client Library for memcached |
+ +--------------------------------------------------------------------+
+ | Redistribution and use in source and binary forms, with or without |
+ | modification, are permitted under the terms of the BSD license. |
+ | You should have received a copy of the license in a bundled file |
+ | named LICENSE; in case you did not receive a copy you can review |
+ | the terms online at: https://opensource.org/licenses/BSD-3-Clause |
+ +--------------------------------------------------------------------+
+ | Copyright (c) 2006-2014 Brian Aker https://datadifferential.com/ |
+ | Copyright (c) 2020 Michael Wallner <mike@php.net> |
+ +--------------------------------------------------------------------+
+*/
#include "libmemcached/common.h"
#include "libmemcached/options.hpp"
#include "libmemcached/virtual_bucket.h"
+#include "p9y/random.hpp"
+#include "p9y/socket.hpp"
#include <ctime>
#include <sys/types.h>
-bool memcached_is_consistent_distribution(const Memcached* memc)
-{
- switch (memc->distribution)
- {
+bool memcached_is_consistent_distribution(const Memcached *memc) {
+ switch (memc->distribution) {
case MEMCACHED_DISTRIBUTION_CONSISTENT:
case MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA:
case MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA_SPY:
We quit all connections so we can reset the sockets.
*/
-memcached_return_t memcached_behavior_set(memcached_st *shell,
- const memcached_behavior_t flag,
- uint64_t data)
-{
- Memcached* ptr= memcached2Memcached(shell);
- if (ptr == NULL)
- {
+memcached_return_t memcached_behavior_set(memcached_st *shell, const memcached_behavior_t flag,
+ uint64_t data) {
+ Memcached *ptr = memcached2Memcached(shell);
+ if (ptr == NULL) {
return MEMCACHED_INVALID_ARGUMENTS;
}
- switch (flag)
- {
+ switch (flag) {
case MEMCACHED_BEHAVIOR_NUMBER_OF_REPLICAS:
- ptr->number_of_replicas= (uint32_t)data;
+ ptr->number_of_replicas = (uint32_t) data;
break;
case MEMCACHED_BEHAVIOR_IO_MSG_WATERMARK:
- ptr->io_msg_watermark= (uint32_t) data;
+ ptr->io_msg_watermark = (uint32_t) data;
break;
case MEMCACHED_BEHAVIOR_IO_BYTES_WATERMARK:
- ptr->io_bytes_watermark= (uint32_t)data;
+ ptr->io_bytes_watermark = (uint32_t) data;
break;
case MEMCACHED_BEHAVIOR_IO_KEY_PREFETCH:
- ptr->io_key_prefetch = (uint32_t)data;
+ ptr->io_key_prefetch = (uint32_t) data;
break;
case MEMCACHED_BEHAVIOR_SND_TIMEOUT:
- ptr->snd_timeout= (int32_t)data;
+ ptr->snd_timeout = (int32_t) data;
break;
case MEMCACHED_BEHAVIOR_RCV_TIMEOUT:
- ptr->rcv_timeout= (int32_t)data;
+ ptr->rcv_timeout = (int32_t) data;
break;
case MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERS:
- ptr->flags.auto_eject_hosts= bool(data);
+ ptr->flags.auto_eject_hosts = bool(data);
break;
case MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMIT:
- if (data == 0)
- {
- return memcached_set_error(*ptr, MEMCACHED_INVALID_ARGUMENTS, MEMCACHED_AT,
- memcached_literal_param("MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMIT requires a value greater then zero."));
+ if (data == 0) {
+ return memcached_set_error(
+ *ptr, MEMCACHED_INVALID_ARGUMENTS, MEMCACHED_AT,
+ memcached_literal_param(
+ "MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMIT requires a value greater then zero."));
}
- ptr->server_failure_limit= uint32_t(data);
+ ptr->server_failure_limit = uint32_t(data);
break;
case MEMCACHED_BEHAVIOR_SERVER_TIMEOUT_LIMIT:
- ptr->server_timeout_limit= uint32_t(data);
+ ptr->server_timeout_limit = uint32_t(data);
break;
case MEMCACHED_BEHAVIOR_BINARY_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;
+ 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;
}
- ptr->flags.binary_protocol= bool(data);
+ ptr->flags.binary_protocol = bool(data);
break;
case MEMCACHED_BEHAVIOR_SUPPORT_CAS:
- ptr->flags.support_cas= bool(data);
+ ptr->flags.support_cas = bool(data);
break;
case MEMCACHED_BEHAVIOR_NO_BLOCK:
- ptr->flags.no_block= bool(data);
+ ptr->flags.no_block = bool(data);
send_quit(ptr);
break;
case MEMCACHED_BEHAVIOR_BUFFER_REQUESTS:
- if (memcached_is_udp(ptr))
- {
- return memcached_set_error(*ptr, MEMCACHED_INVALID_ARGUMENTS, MEMCACHED_AT,
- memcached_literal_param("MEMCACHED_BEHAVIOR_BUFFER_REQUESTS cannot be set while MEMCACHED_BEHAVIOR_USE_UDP is enabled."));
+ if (memcached_is_udp(ptr)) {
+ return memcached_set_error(
+ *ptr, MEMCACHED_INVALID_ARGUMENTS, MEMCACHED_AT,
+ memcached_literal_param("MEMCACHED_BEHAVIOR_BUFFER_REQUESTS cannot be set while "
+ "MEMCACHED_BEHAVIOR_USE_UDP is enabled."));
}
- ptr->flags.buffer_requests= bool(data);
+ ptr->flags.buffer_requests = bool(data);
send_quit(ptr);
break;
case MEMCACHED_BEHAVIOR_USE_UDP:
- send_quit(ptr); // We need t shutdown all of the connections to make sure we do the correct protocol
- ptr->flags.use_udp= bool(data);
- if (bool(data))
- {
- ptr->flags.reply= false;
- ptr->flags.buffer_requests= false;
- }
- else
- {
- ptr->flags.reply= true;
+ send_quit(
+ ptr); // We need t shutdown all of the connections to make sure we do the correct protocol
+ ptr->flags.use_udp = bool(data);
+ if (bool(data)) {
+ ptr->flags.reply = false;
+ ptr->flags.buffer_requests = false;
+ } else {
+ ptr->flags.reply = true;
}
break;
case MEMCACHED_BEHAVIOR_TCP_NODELAY:
- ptr->flags.tcp_nodelay= bool(data);
+ ptr->flags.tcp_nodelay = bool(data);
send_quit(ptr);
break;
case MEMCACHED_BEHAVIOR_TCP_KEEPALIVE:
- ptr->flags.tcp_keepalive= bool(data);
+ ptr->flags.tcp_keepalive = bool(data);
send_quit(ptr);
break;
case MEMCACHED_BEHAVIOR_DISTRIBUTION:
- return memcached_behavior_set_distribution(ptr, (memcached_server_distribution_t)data);
+ return memcached_behavior_set_distribution(ptr, (memcached_server_distribution_t) data);
- case MEMCACHED_BEHAVIOR_KETAMA:
+ case MEMCACHED_BEHAVIOR_KETAMA: {
+ if (data) // Turn on
{
- if (data) // Turn on
- {
- return memcached_behavior_set_distribution(ptr, MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA);
- }
-
- return memcached_behavior_set_distribution(ptr, MEMCACHED_DISTRIBUTION_MODULA);
+ return memcached_behavior_set_distribution(ptr, MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA);
}
- case MEMCACHED_BEHAVIOR_KETAMA_WEIGHTED:
- {
- if (bool(data) == false)
- {
- return memcached_behavior_set(ptr, MEMCACHED_BEHAVIOR_KETAMA, true);
- }
+ return memcached_behavior_set_distribution(ptr, MEMCACHED_DISTRIBUTION_MODULA);
+ }
- (void)memcached_behavior_set_key_hash(ptr, MEMCACHED_HASH_MD5);
- (void)memcached_behavior_set_distribution_hash(ptr, MEMCACHED_HASH_MD5);
- /**
- @note We try to keep the same distribution going. This should be deprecated and rewritten.
- */
- return memcached_behavior_set_distribution(ptr, MEMCACHED_DISTRIBUTION_CONSISTENT_WEIGHTED);
+ case MEMCACHED_BEHAVIOR_KETAMA_WEIGHTED: {
+ if (bool(data) == false) {
+ return memcached_behavior_set(ptr, MEMCACHED_BEHAVIOR_KETAMA, true);
}
+ (void) memcached_behavior_set_key_hash(ptr, MEMCACHED_HASH_MD5);
+ (void) memcached_behavior_set_distribution_hash(ptr, MEMCACHED_HASH_MD5);
+ /**
+ @note We try to keep the same distribution going. This should be deprecated and rewritten.
+ */
+ return memcached_behavior_set_distribution(ptr, MEMCACHED_DISTRIBUTION_CONSISTENT_WEIGHTED);
+ }
+
case MEMCACHED_BEHAVIOR_HASH:
return memcached_behavior_set_key_hash(ptr, (memcached_hash_t)(data));
return memcached_behavior_set_distribution_hash(ptr, (memcached_hash_t)(data));
case MEMCACHED_BEHAVIOR_CACHE_LOOKUPS:
- return memcached_set_error(*ptr, MEMCACHED_DEPRECATED, MEMCACHED_AT,
- memcached_literal_param("MEMCACHED_BEHAVIOR_CACHE_LOOKUPS has been deprecated."));
+ return memcached_set_error(
+ *ptr, MEMCACHED_DEPRECATED, MEMCACHED_AT,
+ memcached_literal_param("MEMCACHED_BEHAVIOR_CACHE_LOOKUPS has been deprecated."));
case MEMCACHED_BEHAVIOR_VERIFY_KEY:
- if (ptr->flags.binary_protocol)
- {
- return memcached_set_error(*ptr, MEMCACHED_INVALID_ARGUMENTS, MEMCACHED_AT,
- memcached_literal_param("MEMCACHED_BEHAVIOR_VERIFY_KEY if the binary protocol has been enabled."));
+ if (ptr->flags.binary_protocol) {
+ return memcached_set_error(
+ *ptr, MEMCACHED_INVALID_ARGUMENTS, MEMCACHED_AT,
+ memcached_literal_param(
+ "MEMCACHED_BEHAVIOR_VERIFY_KEY if the binary protocol has been enabled."));
}
- ptr->flags.verify_key= bool(data);
+ ptr->flags.verify_key = bool(data);
break;
- case MEMCACHED_BEHAVIOR_SORT_HOSTS:
- {
- ptr->flags.use_sort_hosts= bool(data);
- return run_distribution(ptr);
- }
+ case MEMCACHED_BEHAVIOR_SORT_HOSTS: {
+ ptr->flags.use_sort_hosts = bool(data);
+ return run_distribution(ptr);
+ }
case MEMCACHED_BEHAVIOR_POLL_TIMEOUT:
- ptr->poll_timeout= (int32_t)data;
+ ptr->poll_timeout = (int32_t) data;
break;
case MEMCACHED_BEHAVIOR_CONNECT_TIMEOUT:
- ptr->connect_timeout= (int32_t)data;
+ ptr->connect_timeout = (int32_t) data;
break;
case MEMCACHED_BEHAVIOR_RETRY_TIMEOUT:
- ptr->retry_timeout= int32_t(data);
+ ptr->retry_timeout = int32_t(data);
break;
case MEMCACHED_BEHAVIOR_DEAD_TIMEOUT:
- ptr->dead_timeout= int32_t(data);
+ ptr->dead_timeout = int32_t(data);
break;
case MEMCACHED_BEHAVIOR_SOCKET_SEND_SIZE:
- ptr->send_size= (int32_t)data;
+ ptr->send_size = (int32_t) data;
send_quit(ptr);
break;
case MEMCACHED_BEHAVIOR_SOCKET_RECV_SIZE:
- ptr->recv_size= (int32_t)data;
+ ptr->recv_size = (int32_t) data;
send_quit(ptr);
break;
case MEMCACHED_BEHAVIOR_TCP_KEEPIDLE:
- ptr->tcp_keepidle= (uint32_t)data;
+ ptr->tcp_keepidle = (uint32_t) data;
send_quit(ptr);
break;
memcached_literal_param("MEMCACHED_BEHAVIOR_USER_DATA deprecated."));
case MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEY:
- ptr->flags.hash_with_namespace= bool(data);
+ ptr->flags.hash_with_namespace = bool(data);
break;
case MEMCACHED_BEHAVIOR_NOREPLY:
- if (memcached_is_udp(ptr) and bool(data) == false)
- {
- return memcached_set_error(*ptr, MEMCACHED_INVALID_ARGUMENTS, MEMCACHED_AT,
- memcached_literal_param("MEMCACHED_BEHAVIOR_NOREPLY cannot be disabled while MEMCACHED_BEHAVIOR_USE_UDP is enabled."));
+ if (memcached_is_udp(ptr) and bool(data) == false) {
+ return memcached_set_error(
+ *ptr, MEMCACHED_INVALID_ARGUMENTS, MEMCACHED_AT,
+ memcached_literal_param("MEMCACHED_BEHAVIOR_NOREPLY cannot be disabled while "
+ "MEMCACHED_BEHAVIOR_USE_UDP is enabled."));
}
// We reverse the logic here to make it easier to understand throughout the
// code.
- ptr->flags.reply= bool(data) ? false : true;
+ ptr->flags.reply = bool(data) ? false : true;
break;
case MEMCACHED_BEHAVIOR_AUTO_EJECT_HOSTS:
- ptr->flags.auto_eject_hosts= bool(data);
+ ptr->flags.auto_eject_hosts = bool(data);
break;
case MEMCACHED_BEHAVIOR_RANDOMIZE_REPLICA_READ:
- srandom((uint32_t) time(NULL));
- ptr->flags.randomize_replica_read= bool(data);
- break;
+ srandom((uint32_t) time(NULL));
+ ptr->flags.randomize_replica_read = bool(data);
+ break;
case MEMCACHED_BEHAVIOR_CORK:
- return memcached_set_error(*ptr, MEMCACHED_DEPRECATED, MEMCACHED_AT,
- memcached_literal_param("MEMCACHED_BEHAVIOR_CORK is now incorporated into the driver by default."));
+ return memcached_set_error(
+ *ptr, MEMCACHED_DEPRECATED, MEMCACHED_AT,
+ memcached_literal_param(
+ "MEMCACHED_BEHAVIOR_CORK is now incorporated into the driver by default."));
case MEMCACHED_BEHAVIOR_LOAD_FROM_FILE:
- return memcached_set_error(*ptr, MEMCACHED_INVALID_ARGUMENTS, MEMCACHED_AT,
- memcached_literal_param("MEMCACHED_BEHAVIOR_LOAD_FROM_FILE can not be set with memcached_behavior_set()"));
+ return memcached_set_error(
+ *ptr, MEMCACHED_INVALID_ARGUMENTS, MEMCACHED_AT,
+ memcached_literal_param(
+ "MEMCACHED_BEHAVIOR_LOAD_FROM_FILE can not be set with memcached_behavior_set()"));
case MEMCACHED_BEHAVIOR_MAX:
default:
- /* Shouldn't get here */
- assert_msg(0, "Invalid behavior passed to memcached_behavior_set()");
- return memcached_set_error(*ptr, MEMCACHED_INVALID_ARGUMENTS, MEMCACHED_AT,
- memcached_literal_param("Invalid behavior passed to memcached_behavior_set()"));
+ /* Shouldn't get here */
+ assert_msg(0, "Invalid behavior passed to memcached_behavior_set()");
+ return memcached_set_error(
+ *ptr, MEMCACHED_INVALID_ARGUMENTS, MEMCACHED_AT,
+ memcached_literal_param("Invalid behavior passed to memcached_behavior_set()"));
}
return MEMCACHED_SUCCESS;
}
-bool _is_auto_eject_host(const memcached_st *ptr)
-{
+bool _is_auto_eject_host(const memcached_st *ptr) {
return ptr->flags.auto_eject_hosts;
}
-uint64_t memcached_behavior_get(memcached_st *shell,
- const memcached_behavior_t flag)
-{
- Memcached* ptr= memcached2Memcached(shell);
- if (ptr == NULL)
- {
+uint64_t memcached_behavior_get(memcached_st *shell, const memcached_behavior_t flag) {
+ Memcached *ptr = memcached2Memcached(shell);
+ if (ptr == NULL) {
return MEMCACHED_INVALID_ARGUMENTS;
}
- switch (flag)
- {
+ switch (flag) {
case MEMCACHED_BEHAVIOR_NUMBER_OF_REPLICAS:
return ptr->number_of_replicas;
return ptr->flags.verify_key;
case MEMCACHED_BEHAVIOR_KETAMA_WEIGHTED:
- if (memcached_is_consistent_distribution(ptr))
- {
+ if (memcached_is_consistent_distribution(ptr)) {
return memcached_is_weighted_ketama(ptr);
}
return false;
return hashkit_get_function(&ptr->hashkit);
case MEMCACHED_BEHAVIOR_KETAMA_HASH:
- return hashkit_get_function(&ptr->hashkit);
+ return hashkit_get_distribution_function(&ptr->hashkit);
case MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERS:
return ptr->flags.auto_eject_hosts;
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_DEAD_TIMEOUT:
return uint64_t(ptr->dead_timeout);
case MEMCACHED_BEHAVIOR_SND_TIMEOUT:
- return (uint64_t)ptr->snd_timeout;
+ return (uint64_t) ptr->snd_timeout;
case MEMCACHED_BEHAVIOR_RCV_TIMEOUT:
- return (uint64_t)ptr->rcv_timeout;
+ return (uint64_t) ptr->rcv_timeout;
case MEMCACHED_BEHAVIOR_TCP_KEEPIDLE:
- return (uint64_t)ptr->tcp_keepidle;
+ return (uint64_t) ptr->tcp_keepidle;
- case MEMCACHED_BEHAVIOR_SOCKET_SEND_SIZE:
+ case MEMCACHED_BEHAVIOR_SOCKET_SEND_SIZE: {
+ int sock_size = 0;
+ socklen_t sock_length = sizeof(int);
+
+ if (ptr->send_size != -1) // If value is -1 then we are using the default
{
- int sock_size= 0;
- socklen_t sock_length= sizeof(int);
+ return (uint64_t) ptr->send_size;
+ }
+
+ memcached_instance_st *instance = memcached_instance_fetch(ptr, 0);
- if (ptr->send_size != -1) // If value is -1 then we are using the default
- {
- return (uint64_t) ptr->send_size;
+ if (instance) // If we have an instance we test, otherwise we just set and pray
+ {
+ /* REFACTOR */
+ /* We just try the first host, and if it is down we return zero */
+ if (memcached_failed(memcached_connect(instance))) {
+ return 0;
}
- memcached_instance_st* instance= memcached_instance_fetch(ptr, 0);
-
- if (instance) // If we have an instance we test, otherwise we just set and pray
- {
- /* REFACTOR */
- /* We just try the first host, and if it is down we return zero */
- if (memcached_failed(memcached_connect(instance)))
- {
- return 0;
- }
-
- if (memcached_failed(memcached_io_wait_for_write(instance)))
- {
- return 0;
- }
-
- if (getsockopt(instance->fd, SOL_SOCKET, SO_SNDBUF, (char*)&sock_size, &sock_length) < 0)
- {
- memcached_set_errno(*ptr, get_socket_errno(), MEMCACHED_AT);
- return 0; /* Zero means error */
- }
+ if (memcached_failed(memcached_io_wait_for_write(instance))) {
+ return 0;
}
- return (uint64_t) sock_size;
+ if (getsockopt(instance->fd, SOL_SOCKET, SO_SNDBUF, (char *) &sock_size, &sock_length) < 0) {
+ memcached_set_errno(*ptr, get_socket_errno(), MEMCACHED_AT);
+ return 0; /* Zero means error */
+ }
}
- case MEMCACHED_BEHAVIOR_SOCKET_RECV_SIZE:
- {
- int sock_size= 0;
- socklen_t sock_length= sizeof(int);
-
- if (ptr->recv_size != -1) // If value is -1 then we are using the default
- return (uint64_t) ptr->recv_size;
-
- memcached_instance_st* instance= memcached_instance_fetch(ptr, 0);
-
- /**
- @note REFACTOR
- */
- if (instance)
- {
- /* We just try the first host, and if it is down we return zero */
- if (memcached_failed(memcached_connect(instance)))
- {
- return 0;
- }
-
- if (memcached_failed(memcached_io_wait_for_write(instance)))
- {
- return 0;
- }
-
- if (getsockopt(instance->fd, SOL_SOCKET, SO_RCVBUF, (char*)&sock_size, &sock_length) < 0)
- {
- memcached_set_errno(*ptr, get_socket_errno(), MEMCACHED_AT);
- return 0; /* Zero means error */
- }
+ return (uint64_t) sock_size;
+ }
+
+ case MEMCACHED_BEHAVIOR_SOCKET_RECV_SIZE: {
+ int sock_size = 0;
+ socklen_t sock_length = sizeof(int);
+
+ if (ptr->recv_size != -1) // If value is -1 then we are using the default
+ return (uint64_t) ptr->recv_size;
+
+ memcached_instance_st *instance = memcached_instance_fetch(ptr, 0);
+
+ /**
+ @note REFACTOR
+ */
+ if (instance) {
+ /* We just try the first host, and if it is down we return zero */
+ if (memcached_failed(memcached_connect(instance))) {
+ return 0;
}
- return (uint64_t) sock_size;
+ if (memcached_failed(memcached_io_wait_for_write(instance))) {
+ return 0;
+ }
+
+ if (getsockopt(instance->fd, SOL_SOCKET, SO_RCVBUF, (char *) &sock_size, &sock_length) < 0) {
+ memcached_set_errno(*ptr, get_socket_errno(), MEMCACHED_AT);
+ return 0; /* Zero means error */
+ }
}
+ return (uint64_t) sock_size;
+ }
+
case MEMCACHED_BEHAVIOR_USER_DATA:
memcached_set_error(*ptr, MEMCACHED_DEPRECATED, MEMCACHED_AT,
memcached_literal_param("MEMCACHED_BEHAVIOR_USER_DATA deprecated."));
/* NOTREACHED */
}
-
-memcached_return_t memcached_behavior_set_distribution(memcached_st *shell, memcached_server_distribution_t type)
-{
- Memcached* ptr= memcached2Memcached(shell);
- if (ptr)
- {
- switch (type)
- {
+memcached_return_t memcached_behavior_set_distribution(memcached_st *shell,
+ memcached_server_distribution_t type) {
+ Memcached *ptr = memcached2Memcached(shell);
+ if (ptr) {
+ switch (type) {
case MEMCACHED_DISTRIBUTION_MODULA:
break;
default:
case MEMCACHED_DISTRIBUTION_CONSISTENT_MAX:
- return memcached_set_error(*ptr, MEMCACHED_INVALID_ARGUMENTS, MEMCACHED_AT,
- memcached_literal_param("Invalid memcached_server_distribution_t"));
+ return memcached_set_error(
+ *ptr, MEMCACHED_INVALID_ARGUMENTS, MEMCACHED_AT,
+ memcached_literal_param("Invalid memcached_server_distribution_t"));
}
- ptr->distribution= type;
+ ptr->distribution = type;
return run_distribution(ptr);
}
return MEMCACHED_INVALID_ARGUMENTS;
}
-
-memcached_server_distribution_t memcached_behavior_get_distribution(memcached_st *shell)
-{
- Memcached* ptr= memcached2Memcached(shell);
- if (ptr)
- {
+memcached_server_distribution_t memcached_behavior_get_distribution(memcached_st *shell) {
+ Memcached *ptr = memcached2Memcached(shell);
+ if (ptr) {
return ptr->distribution;
}
return MEMCACHED_DISTRIBUTION_CONSISTENT_MAX;
}
-memcached_return_t memcached_behavior_set_key_hash(memcached_st *shell, memcached_hash_t type)
-{
- Memcached* ptr= memcached2Memcached(shell);
- if (ptr)
- {
- if (hashkit_success(hashkit_set_function(&ptr->hashkit, (hashkit_hash_algorithm_t)type)))
- {
+memcached_return_t memcached_behavior_set_key_hash(memcached_st *shell, memcached_hash_t type) {
+ Memcached *ptr = memcached2Memcached(shell);
+ if (ptr) {
+ if (hashkit_success(hashkit_set_function(&ptr->hashkit, (hashkit_hash_algorithm_t) type))) {
return MEMCACHED_SUCCESS;
}
return MEMCACHED_INVALID_ARGUMENTS;
}
-memcached_hash_t memcached_behavior_get_key_hash(memcached_st *shell)
-{
- Memcached* ptr= memcached2Memcached(shell);
- if (ptr)
- {
- return (memcached_hash_t)hashkit_get_function(&ptr->hashkit);
+memcached_hash_t memcached_behavior_get_key_hash(memcached_st *shell) {
+ Memcached *ptr = memcached2Memcached(shell);
+ if (ptr) {
+ return (memcached_hash_t) hashkit_get_function(&ptr->hashkit);
}
return MEMCACHED_HASH_MAX;
}
-memcached_return_t memcached_behavior_set_distribution_hash(memcached_st *shell, memcached_hash_t type)
-{
- Memcached* ptr= memcached2Memcached(shell);
- if (ptr)
- {
- if (hashkit_success(hashkit_set_distribution_function(&ptr->hashkit, (hashkit_hash_algorithm_t)type)))
+memcached_return_t memcached_behavior_set_distribution_hash(memcached_st *shell,
+ memcached_hash_t type) {
+ Memcached *ptr = memcached2Memcached(shell);
+ if (ptr) {
+ if (hashkit_success(
+ hashkit_set_distribution_function(&ptr->hashkit, (hashkit_hash_algorithm_t) type)))
{
return MEMCACHED_SUCCESS;
}
return MEMCACHED_INVALID_ARGUMENTS;
}
-memcached_hash_t memcached_behavior_get_distribution_hash(memcached_st *shell)
-{
- Memcached* ptr= memcached2Memcached(shell);
- if (ptr)
- {
- return (memcached_hash_t)hashkit_get_function(&ptr->hashkit);
+memcached_hash_t memcached_behavior_get_distribution_hash(memcached_st *shell) {
+ Memcached *ptr = memcached2Memcached(shell);
+ if (ptr) {
+ return (memcached_hash_t) hashkit_get_function(&ptr->hashkit);
}
return MEMCACHED_HASH_MAX;
}
-const char *libmemcached_string_behavior(const memcached_behavior_t flag)
-{
- switch (flag)
- {
- case MEMCACHED_BEHAVIOR_SERVER_TIMEOUT_LIMIT: return "MEMCACHED_BEHAVIOR_SERVER_TIMEOUT_LIMIT";
- 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_DEAD_TIMEOUT: return "MEMCACHED_BEHAVIOR_DEAD_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";
+const char *libmemcached_string_behavior(const memcached_behavior_t flag) {
+ switch (flag) {
+ case MEMCACHED_BEHAVIOR_SERVER_TIMEOUT_LIMIT:
+ return "MEMCACHED_BEHAVIOR_SERVER_TIMEOUT_LIMIT";
+ 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_DEAD_TIMEOUT:
+ return "MEMCACHED_BEHAVIOR_DEAD_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";
+ 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";
+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";
+ case MEMCACHED_DISTRIBUTION_CONSISTENT_MAX:
+ return "INVALID memcached_server_distribution_t";
}
}
-memcached_return_t memcached_bucket_set(memcached_st *shell,
- const uint32_t *host_map,
- const uint32_t *forward_map,
- const uint32_t buckets,
- const uint32_t replicas)
-{
- Memcached* self= memcached2Memcached(shell);
+memcached_return_t memcached_bucket_set(memcached_st *shell, const uint32_t *host_map,
+ const uint32_t *forward_map, const uint32_t buckets,
+ const uint32_t replicas) {
+ Memcached *self = memcached2Memcached(shell);
memcached_return_t rc;
- if (self == NULL)
- {
+ if (self == NULL) {
return MEMCACHED_INVALID_ARGUMENTS;
}
- if (host_map == NULL)
- {
+ if (host_map == NULL) {
return MEMCACHED_INVALID_ARGUMENTS;
}
- memcached_server_distribution_t old= memcached_behavior_get_distribution(self);
+ memcached_server_distribution_t old = memcached_behavior_get_distribution(self);
- if (memcached_failed(rc =memcached_behavior_set_distribution(self, MEMCACHED_DISTRIBUTION_VIRTUAL_BUCKET)))
+ if (memcached_failed(
+ rc = memcached_behavior_set_distribution(self, MEMCACHED_DISTRIBUTION_VIRTUAL_BUCKET)))
{
return rc;
}
- if (memcached_failed(rc= memcached_virtual_bucket_create(self, host_map, forward_map, buckets, replicas)))
+ if (memcached_failed(
+ rc = memcached_virtual_bucket_create(self, host_map, forward_map, buckets, replicas)))
{
memcached_behavior_set_distribution(self, old);
}
projects / awesomized / libmemcached / blobdiff