X-Git-Url: https://git.m6w6.name/?a=blobdiff_plain;ds=sidebyside;f=libmemcached%2Fbehavior.c;h=0df9603365d97e8b6156fd5c628cb411f5810507;hb=e8b6a3ed21315eccd4123c6eb4124fc9fbdacd36;hp=48c6487f5f42f5da079dc55143f99d0582e7f36a;hpb=d5527716f9be29b67af8e978b02cc109a7b7bbc8;p=awesomized%2Flibmemcached diff --git a/libmemcached/behavior.c b/libmemcached/behavior.c index 48c6487f..0df96033 100644 --- a/libmemcached/behavior.c +++ b/libmemcached/behavior.c @@ -9,7 +9,9 @@ * */ -#include "common.h" +#include +#include + #include #include @@ -103,7 +105,7 @@ memcached_return_t memcached_behavior_set(memcached_st *ptr, { (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. */ @@ -169,55 +171,12 @@ memcached_return_t memcached_behavior_set(memcached_st *ptr, 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 memcached_last_error_errno(ptr) ? 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_set_error_string(ptr, MEMCACHED_NOT_SUPPORTED, - memcached_string_with_size("MEMCACHED_BEHAVIOR_CORK is not supported on this platform.")); - } +#ifdef HAVE_MSG_MORE + break; +#else + return memcached_set_error_string(ptr, MEMCACHED_NOT_SUPPORTED, + memcached_string_with_size("MEMCACHED_BEHAVIOR_CORK is not supported on this platform.")); +#endif } break; case MEMCACHED_BEHAVIOR_LOAD_FROM_FILE: @@ -269,7 +228,7 @@ uint64_t memcached_behavior_get(memcached_st *ptr, 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: @@ -377,7 +336,11 @@ uint64_t memcached_behavior_get(memcached_st *ptr, 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: @@ -396,6 +359,14 @@ memcached_return_t memcached_behavior_set_distribution(memcached_st *ptr, memcac { 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); return MEMCACHED_SUCCESS; @@ -492,7 +463,41 @@ const char *libmemcached_string_distribution(const memcached_server_distribution 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; +}