+++ /dev/null
-/* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
- *
- * Libmemcached library
- *
- * Copyright (C) 2011-2013 Data Differential, http://datadifferential.com/
- *
- * 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.
- *
- */
-
-#include <libmemcached/common.h>
-
-static const char *memcached_stat_keys[] = {
- "pid",
- "uptime",
- "time",
- "version",
- "pointer_size",
- "rusage_user",
- "rusage_system",
- "curr_items",
- "total_items",
- "bytes",
- "curr_connections",
- "total_connections",
- "connection_structures",
- "cmd_get",
- "cmd_set",
- "get_hits",
- "get_misses",
- "evictions",
- "bytes_read",
- "bytes_written",
- "limit_maxbytes",
- "threads",
- NULL
-};
-
-struct local_context
-{
- memcached_stat_fn func;
- void *context;
- const char *args;
- const size_t args_length;
-
- local_context(memcached_stat_fn func_arg,
- void *context_arg,
- const char *args_arg,
- const size_t args_length_arg) :
- func(func_arg),
- context(context_arg),
- args(args_arg),
- args_length(args_length_arg)
- { }
-};
-
-
-static memcached_return_t set_data(memcached_stat_st *memc_stat, const char *key, const char *value)
-{
-
- if (strlen(key) < 1)
- {
- WATCHPOINT_STRING(key);
- return MEMCACHED_UNKNOWN_STAT_KEY;
- }
- else if (strcmp("pid", key) == 0)
- {
- errno= 0;
- int64_t temp= strtoll(value, (char **)NULL, 10);
- if (errno != 0)
- {
- return MEMCACHED_FAILURE;
- }
-
- if (temp <= INT32_MAX and ( sizeof(pid_t) == sizeof(int32_t) ))
- {
- memc_stat->pid= pid_t(temp);
- }
- else if (temp > -1)
- {
- memc_stat->pid= pid_t(temp);
- }
- else
- {
- // If we got a value less then -1 then something went wrong in the
- // protocol
- }
- }
- else if (not strcmp("uptime", key))
- {
- errno= 0;
- memc_stat->uptime= strtoul(value, (char **)NULL, 10);
- if (errno != 0)
- {
- return MEMCACHED_FAILURE;
- }
- }
- else if (not strcmp("time", key))
- {
- errno= 0;
- memc_stat->time= strtoul(value, (char **)NULL, 10);
- if (errno != 0)
- {
- return MEMCACHED_FAILURE;
- }
- }
- else if (not strcmp("version", key))
- {
- memcpy(memc_stat->version, value, strlen(value));
- memc_stat->version[strlen(value)]= 0;
- }
- else if (not strcmp("pointer_size", key))
- {
- errno= 0;
- memc_stat->pointer_size= strtoul(value, (char **)NULL, 10);
- if (errno != 0)
- {
- return MEMCACHED_FAILURE;
- }
- }
- else if (not strcmp("rusage_user", key))
- {
- char *walk_ptr;
- for (walk_ptr= (char*)value; (!ispunct(*walk_ptr)); walk_ptr++) {};
- *walk_ptr= 0;
- walk_ptr++;
-
- errno= 0;
- memc_stat->rusage_user_seconds= strtoul(value, (char **)NULL, 10);
- if (errno != 0)
- {
- return MEMCACHED_FAILURE;
- }
-
- errno= 0;
- memc_stat->rusage_user_microseconds= strtoul(walk_ptr, (char **)NULL, 10);
- if (errno != 0)
- {
- return MEMCACHED_FAILURE;
- }
- }
- else if (not strcmp("rusage_system", key))
- {
- char *walk_ptr;
- for (walk_ptr= (char*)value; (!ispunct(*walk_ptr)); walk_ptr++) {};
- *walk_ptr= 0;
- walk_ptr++;
-
- errno= 0;
- memc_stat->rusage_system_seconds= strtoul(value, (char **)NULL, 10);
- if (errno != 0)
- {
- return MEMCACHED_FAILURE;
- }
-
- errno= 0;
- memc_stat->rusage_system_microseconds= strtoul(walk_ptr, (char **)NULL, 10);
- if (errno != 0)
- {
- return MEMCACHED_FAILURE;
- }
- }
- else if (not strcmp("curr_items", key))
- {
- errno= 0;
- memc_stat->curr_items= strtoul(value, (char **)NULL, 10);
- if (errno != 0)
- {
- return MEMCACHED_FAILURE;
- }
- }
- else if (not strcmp("total_items", key))
- {
- errno= 0;
- memc_stat->total_items= strtoul(value, (char **)NULL, 10);
- if (errno != 0)
- {
- return MEMCACHED_FAILURE;
- }
- }
- else if (not strcmp("bytes_read", key))
- {
- errno= 0;
- memc_stat->bytes_read= strtoull(value, (char **)NULL, 10);
- if (errno != 0)
- {
- return MEMCACHED_FAILURE;
- }
- }
- else if (not strcmp("bytes_written", key))
- {
- errno= 0;
- memc_stat->bytes_written= strtoull(value, (char **)NULL, 10);
- if (errno != 0)
- {
- return MEMCACHED_FAILURE;
- }
- }
- else if (not strcmp("bytes", key))
- {
- errno= 0;
- memc_stat->bytes= strtoull(value, (char **)NULL, 10);
- if (errno != 0)
- {
- return MEMCACHED_FAILURE;
- }
- }
- else if (not strcmp("curr_connections", key))
- {
- errno= 0;
- memc_stat->curr_connections= strtoull(value, (char **)NULL, 10);
- if (errno != 0)
- {
- return MEMCACHED_FAILURE;
- }
- }
- else if (not strcmp("total_connections", key))
- {
- errno= 0;
- memc_stat->total_connections= strtoull(value, (char **)NULL, 10);
- if (errno != 0)
- {
- return MEMCACHED_FAILURE;
- }
- }
- else if (not strcmp("connection_structures", key))
- {
- errno= 0;
- memc_stat->connection_structures= strtoul(value, (char **)NULL, 10);
- if (errno != 0)
- {
- return MEMCACHED_FAILURE;
- }
- }
- else if (not strcmp("cmd_get", key))
- {
- errno= 0;
- memc_stat->cmd_get= strtoull(value, (char **)NULL, 10);
- if (errno != 0)
- {
- return MEMCACHED_FAILURE;
- }
- }
- else if (not strcmp("cmd_set", key))
- {
- errno= 0;
- memc_stat->cmd_set= strtoull(value, (char **)NULL, 10);
- if (errno != 0)
- {
- return MEMCACHED_FAILURE;
- }
- }
- else if (not strcmp("get_hits", key))
- {
- errno= 0;
- memc_stat->get_hits= strtoull(value, (char **)NULL, 10);
- if (errno != 0)
- {
- return MEMCACHED_FAILURE;
- }
- }
- else if (not strcmp("get_misses", key))
- {
- errno= 0;
- memc_stat->get_misses= strtoull(value, (char **)NULL, 10);
- if (errno != 0)
- {
- return MEMCACHED_FAILURE;
- }
- }
- else if (not strcmp("evictions", key))
- {
- errno= 0;
- memc_stat->evictions= strtoull(value, (char **)NULL, 10);
- if (errno != 0)
- {
- return MEMCACHED_FAILURE;
- }
- }
- else if (not strcmp("limit_maxbytes", key))
- {
- errno= 0;
- memc_stat->limit_maxbytes= strtoull(value, (char **)NULL, 10);
- if (errno != 0)
- {
- return MEMCACHED_FAILURE;
- }
- }
- else if (not strcmp("threads", key))
- {
- errno= 0;
- memc_stat->threads= strtoul(value, (char **)NULL, 10);
- if (errno != 0)
- {
- return MEMCACHED_FAILURE;
- }
- }
- else if ((strcmp("delete_misses", key) == 0 or /* New stats in the 1.3 beta */
- strcmp("delete_hits", key) == 0 or /* Just swallow them for now.. */
- strcmp("incr_misses", key) == 0 or
- strcmp("incr_hits", key) == 0 or
- strcmp("decr_misses", key) == 0 or
- strcmp("decr_hits", key) == 0 or
- strcmp("cas_misses", key) == 0 or
- strcmp("cas_hits", key) == 0 or
- strcmp("cas_badval", key) == 0 or
- strcmp("cmd_flush", key) == 0 or
- strcmp("accepting_conns", key) == 0 or
- strcmp("listen_disabled_num", key) == 0 or
- strcmp("conn_yields", key) == 0 or
- strcmp("auth_cmds", key) == 0 or
- strcmp("auth_errors", key) == 0 or
- strcmp("reclaimed", key) == 0) == 0)
- {
- WATCHPOINT_STRING(key);
- /* return MEMCACHED_UNKNOWN_STAT_KEY; */
- return MEMCACHED_SUCCESS;
- }
-
- return MEMCACHED_SUCCESS;
-}
-
-char *memcached_stat_get_value(const memcached_st* shell, memcached_stat_st *memc_stat,
- const char *key, memcached_return_t *error)
-{
- memcached_return_t not_used;
- if (error == NULL)
- {
- error= ¬_used;
- }
-
- if (memc_stat == NULL)
- {
- *error= MEMCACHED_INVALID_ARGUMENTS;
- return NULL;
- }
-
- char buffer[SMALL_STRING_LEN];
- int length;
-
- *error= MEMCACHED_SUCCESS;
-
- if (memcmp("pid", key, sizeof("pid") -1) == 0)
- {
- length= snprintf(buffer, SMALL_STRING_LEN,"%lld", (signed long long)memc_stat->pid);
- }
- else if (not memcmp("uptime", key, sizeof("uptime") -1))
- {
- length= snprintf(buffer, SMALL_STRING_LEN,"%lu", memc_stat->uptime);
- }
- else if (not memcmp("time", key, sizeof("time") -1))
- {
- length= snprintf(buffer, SMALL_STRING_LEN,"%llu", (unsigned long long)memc_stat->time);
- }
- else if (not memcmp("version", key, sizeof("version") -1))
- {
- length= snprintf(buffer, SMALL_STRING_LEN,"%s", memc_stat->version);
- }
- else if (not memcmp("pointer_size", key, sizeof("pointer_size") -1))
- {
- length= snprintf(buffer, SMALL_STRING_LEN,"%lu", memc_stat->pointer_size);
- }
- else if (not memcmp("rusage_user", key, sizeof("rusage_user") -1))
- {
- length= snprintf(buffer, SMALL_STRING_LEN,"%lu.%lu", memc_stat->rusage_user_seconds, memc_stat->rusage_user_microseconds);
- }
- else if (not memcmp("rusage_system", key, sizeof("rusage_system") -1))
- {
- length= snprintf(buffer, SMALL_STRING_LEN,"%lu.%lu", memc_stat->rusage_system_seconds, memc_stat->rusage_system_microseconds);
- }
- else if (not memcmp("curr_items", key, sizeof("curr_items") -1))
- {
- length= snprintf(buffer, SMALL_STRING_LEN,"%lu", memc_stat->curr_items);
- }
- else if (not memcmp("total_items", key, sizeof("total_items") -1))
- {
- length= snprintf(buffer, SMALL_STRING_LEN,"%lu", memc_stat->total_items);
- }
- else if (not memcmp("curr_connections", key, sizeof("curr_connections") -1))
- {
- length= snprintf(buffer, SMALL_STRING_LEN,"%lu", memc_stat->curr_connections);
- }
- else if (not memcmp("total_connections", key, sizeof("total_connections") -1))
- {
- length= snprintf(buffer, SMALL_STRING_LEN,"%lu", memc_stat->total_connections);
- }
- else if (not memcmp("connection_structures", key, sizeof("connection_structures") -1))
- {
- length= snprintf(buffer, SMALL_STRING_LEN,"%lu", memc_stat->connection_structures);
- }
- else if (not memcmp("cmd_get", key, sizeof("cmd_get") -1))
- {
- length= snprintf(buffer, SMALL_STRING_LEN,"%llu", (unsigned long long)memc_stat->cmd_get);
- }
- else if (not memcmp("cmd_set", key, sizeof("cmd_set") -1))
- {
- length= snprintf(buffer, SMALL_STRING_LEN,"%llu", (unsigned long long)memc_stat->cmd_set);
- }
- else if (not memcmp("get_hits", key, sizeof("get_hits") -1))
- {
- length= snprintf(buffer, SMALL_STRING_LEN,"%llu", (unsigned long long)memc_stat->get_hits);
- }
- else if (not memcmp("get_misses", key, sizeof("get_misses") -1))
- {
- length= snprintf(buffer, SMALL_STRING_LEN,"%llu", (unsigned long long)memc_stat->get_misses);
- }
- else if (not memcmp("evictions", key, sizeof("evictions") -1))
- {
- length= snprintf(buffer, SMALL_STRING_LEN,"%llu", (unsigned long long)memc_stat->evictions);
- }
- else if (not memcmp("bytes_read", key, sizeof("bytes_read") -1))
- {
- length= snprintf(buffer, SMALL_STRING_LEN,"%llu", (unsigned long long)memc_stat->bytes_read);
- }
- else if (not memcmp("bytes_written", key, sizeof("bytes_written") -1))
- {
- length= snprintf(buffer, SMALL_STRING_LEN,"%llu", (unsigned long long)memc_stat->bytes_written);
- }
- else if (not memcmp("bytes", key, sizeof("bytes") -1))
- {
- length= snprintf(buffer, SMALL_STRING_LEN,"%llu", (unsigned long long)memc_stat->bytes);
- }
- else if (not memcmp("limit_maxbytes", key, sizeof("limit_maxbytes") -1))
- {
- length= snprintf(buffer, SMALL_STRING_LEN,"%llu", (unsigned long long)memc_stat->limit_maxbytes);
- }
- else if (not memcmp("threads", key, sizeof("threads") -1))
- {
- length= snprintf(buffer, SMALL_STRING_LEN,"%lu", memc_stat->threads);
- }
- else
- {
- Memcached* memc= (Memcached*)memcached2Memcached(shell);
- *error= memcached_set_error(*memc, MEMCACHED_INVALID_ARGUMENTS, MEMCACHED_AT, memcached_literal_param("Invalid key provided"));
- return NULL;
- }
-
- if (length >= SMALL_STRING_LEN || length < 0)
- {
- Memcached* memc= (Memcached*)memcached2Memcached(shell);
- *error= memcached_set_error(*memc, MEMCACHED_FAILURE, MEMCACHED_AT, memcached_literal_param("Internal failure occured with buffer, please report this bug."));
- return NULL;
- }
-
- // User is responsible for free() memory, so use malloc()
- char *ret= static_cast<char *>(malloc(size_t(length +1)));
- memcpy(ret, buffer, (size_t) length);
- ret[length]= '\0';
-
- return ret;
-}
-
-static memcached_return_t binary_stats_fetch(memcached_stat_st *memc_stat,
- const char *args,
- const size_t args_length,
- memcached_instance_st* instance,
- struct local_context *check)
-{
- char buffer[MEMCACHED_DEFAULT_COMMAND_SIZE];
- protocol_binary_request_stats request= {}; // = {.bytes= {0}};
- memcached_return_t rc;
-
- initialize_binary_request(instance, request.message.header);
-
- request.message.header.request.opcode= PROTOCOL_BINARY_CMD_STAT;
- request.message.header.request.datatype= PROTOCOL_BINARY_RAW_BYTES;
-
- if (args_length)
- {
- request.message.header.request.keylen= htons(uint16_t(args_length));
- request.message.header.request.bodylen= htonl(uint32_t( args_length));
-
- libmemcached_io_vector_st vector[]=
- {
- { request.bytes, sizeof(request.bytes) },
- { args, args_length }
- };
-
- if (memcached_failed(rc = memcached_vdo(instance, vector, 2, true)))
- {
- return rc;
- }
- }
- else
- {
- libmemcached_io_vector_st vector[]=
- {
- { request.bytes, sizeof(request.bytes) }
- };
-
- if (memcached_failed(rc = memcached_vdo(instance, vector, 1, true)))
- {
- return rc;
- }
- }
-
- memcached_server_response_decrement(instance);
- while (1)
- {
- rc= memcached_response(instance, buffer, sizeof(buffer), NULL);
-
- if (rc == MEMCACHED_END)
- {
- break;
- }
-
- if (rc != MEMCACHED_SUCCESS)
- {
- return rc;
- }
-
- if (check && check->func)
- {
- size_t key_length= strlen(buffer);
-
- check->func(instance,
- buffer, key_length,
- buffer+key_length+1, strlen(buffer+key_length+1),
- check->context);
- }
-
- if (memc_stat)
- {
- if ((set_data(memc_stat, buffer, buffer + strlen(buffer) + 1)) == MEMCACHED_UNKNOWN_STAT_KEY)
- {
- WATCHPOINT_ERROR(MEMCACHED_UNKNOWN_STAT_KEY);
- WATCHPOINT_ASSERT(0);
- }
- }
- }
-
- /*
- * memcached_response will decrement the counter, so I need to reset it..
- * todo: look at this and try to find a better solution.
- * */
- instance->cursor_active_= 0;
-
- return MEMCACHED_SUCCESS;
-}
-
-static memcached_return_t ascii_stats_fetch(memcached_stat_st *memc_stat,
- const char *args,
- const size_t args_length,
- memcached_instance_st* instance,
- struct local_context *check)
-{
- libmemcached_io_vector_st vector[]=
- {
- { memcached_literal_param("stats ") },
- { args, args_length },
- { memcached_literal_param("\r\n") }
- };
-
- memcached_return_t rc= memcached_vdo(instance, vector, 3, true);
- if (memcached_success(rc))
- {
- char buffer[MEMCACHED_DEFAULT_COMMAND_SIZE];
- while ((rc= memcached_response(instance, buffer, sizeof(buffer), NULL)) == MEMCACHED_STAT)
- {
- char *string_ptr= buffer;
- string_ptr+= 5; /* Move past STAT */
-
- char *end_ptr;
- for (end_ptr= string_ptr; isgraph(*end_ptr); end_ptr++) {};
- char *key= string_ptr;
- key[size_t(end_ptr-string_ptr)]= 0;
-
- string_ptr= end_ptr + 1;
- for (end_ptr= string_ptr; !(isspace(*end_ptr)); end_ptr++) {};
- char *value= string_ptr;
- value[(size_t)(end_ptr -string_ptr)]= 0;
-#if 0
- bool check_bool= bool(check);
- bool check_func_bool= bool(check) ? bool(check->func) : false;
- fprintf(stderr, "%s:%d %s %s %d:%d\n", __FILE__, __LINE__, key, value, check_bool, check_func_bool);
-#endif
-
- if (check and check->func)
- {
- check->func(instance,
- key, strlen(key),
- value, strlen(value),
- check->context);
- }
-
- if (memc_stat)
- {
- if((set_data(memc_stat, key, value)) == MEMCACHED_UNKNOWN_STAT_KEY)
- {
- WATCHPOINT_ERROR(MEMCACHED_UNKNOWN_STAT_KEY);
- WATCHPOINT_ASSERT(0);
- }
- }
- }
- }
-
- if (rc == MEMCACHED_ERROR)
- {
- return MEMCACHED_INVALID_ARGUMENTS;
- }
-
- if (rc == MEMCACHED_END)
- {
- return MEMCACHED_SUCCESS;
- }
-
- return rc;
-}
-
-memcached_stat_st *memcached_stat(memcached_st *shell, char *args, memcached_return_t *error)
-{
- Memcached* self= memcached2Memcached(shell);
- memcached_return_t unused;
- if (error == NULL)
- {
- error= &unused;
- }
-
- if (memcached_failed(*error= initialize_query(self, true)))
- {
- return NULL;
- }
-
- if (memcached_is_udp(self))
- {
- *error= memcached_set_error(*self, MEMCACHED_NOT_SUPPORTED, MEMCACHED_AT);
- return NULL;
- }
-
- memcached_return_t rc;
- size_t args_length= 0;
- if (args)
- {
- args_length= strlen(args);
- if (memcached_failed(rc= memcached_key_test(*self, (const char **)&args, &args_length, 1)))
- {
- *error= memcached_set_error(*self, rc, MEMCACHED_AT);
- return NULL;
- }
- }
-
- WATCHPOINT_ASSERT(error);
-
- memcached_stat_st *stats= libmemcached_xcalloc(self, memcached_server_count(self), memcached_stat_st);
- if (stats == NULL)
- {
- *error= memcached_set_error(*self, MEMCACHED_MEMORY_ALLOCATION_FAILURE, MEMCACHED_AT);
- return NULL;
- }
-
- WATCHPOINT_ASSERT(rc == MEMCACHED_SUCCESS);
- rc= MEMCACHED_SUCCESS;
- for (uint32_t x= 0; x < memcached_server_count(self); x++)
- {
- memcached_stat_st* stat_instance= stats +x;
-
- stat_instance->pid= -1;
- stat_instance->root= self;
-
- memcached_instance_st* instance= memcached_instance_fetch(self, x);
-
- memcached_return_t temp_return;
- if (memcached_is_binary(self))
- {
- temp_return= binary_stats_fetch(stat_instance, args, args_length, instance, NULL);
- }
- else
- {
- temp_return= ascii_stats_fetch(stat_instance, args, args_length, instance, NULL);
- }
-
- // Special case where "args" is invalid
- if (temp_return == MEMCACHED_INVALID_ARGUMENTS)
- {
- rc= MEMCACHED_INVALID_ARGUMENTS;
- break;
- }
-
- if (memcached_failed(temp_return))
- {
- rc= MEMCACHED_SOME_ERRORS;
- }
- }
-
- *error= rc;
-
- return stats;
-}
-
-memcached_return_t memcached_stat_servername(memcached_stat_st *memc_stat, char *args,
- const char *hostname, in_port_t port)
-{
- memcached_st memc;
-
- memcached_stat_st unused_memc_stat;
- if (memc_stat == NULL)
- {
- memc_stat= &unused_memc_stat;
- }
-
- memset(memc_stat, 0, sizeof(memcached_stat_st));
-
- memcached_st *memc_ptr= memcached_create(&memc);
- if (memc_ptr == NULL)
- {
- return MEMCACHED_MEMORY_ALLOCATION_FAILURE;
- }
-
- memcached_return_t rc;
- if (memcached_failed(rc= memcached_server_add(&memc, hostname, port)))
- {
- memcached_free(&memc);
- return rc;
- }
-
- if (memcached_success(rc= initialize_query(memc_ptr, true)))
- {
- size_t args_length= 0;
- if (args)
- {
- args_length= strlen(args);
- rc= memcached_key_test(*memc_ptr, (const char **)&args, &args_length, 1);
- }
-
- if (memcached_success(rc))
- {
- memcached_instance_st* instance= memcached_instance_fetch(memc_ptr, 0);
- if (memc.flags.binary_protocol)
- {
- rc= binary_stats_fetch(memc_stat, args, args_length, instance, NULL);
- }
- else
- {
- rc= ascii_stats_fetch(memc_stat, args, args_length, instance, NULL);
- }
- }
- }
-
- memcached_free(&memc);
-
- return rc;
-}
-
-/*
- We make a copy of the keys since at some point in the not so distant future
- we will add support for "found" keys.
-*/
-char ** memcached_stat_get_keys(memcached_st *shell,
- memcached_stat_st *,
- memcached_return_t *error)
-{
- Memcached* memc= memcached2Memcached(shell);
- if (memc)
- {
- char **list= static_cast<char **>(libmemcached_malloc(memc, sizeof(memcached_stat_keys)));
- if (list == NULL)
- {
- if (error)
- {
- *error= memcached_set_error(*memc, MEMCACHED_MEMORY_ALLOCATION_FAILURE, MEMCACHED_AT);
- }
-
- return NULL;
- }
-
- memcpy(list, memcached_stat_keys, sizeof(memcached_stat_keys));
-
- if (error)
- {
- *error= MEMCACHED_SUCCESS;
- }
-
- return list;
- }
-
- return NULL;
-}
-
-void memcached_stat_free(const memcached_st *, memcached_stat_st *memc_stat)
-{
- WATCHPOINT_ASSERT(memc_stat); // Be polite, but when debugging catch this as an error
- if (memc_stat)
- {
- libmemcached_free(memc_stat->root, memc_stat);
- }
-}
-
-static memcached_return_t call_stat_fn(memcached_st *memc,
- memcached_instance_st* instance,
- void *context)
-{
- if (memc)
- {
- local_context *check= (struct local_context *)context;
-
- if (memcached_is_binary(memc))
- {
- return binary_stats_fetch(NULL, check->args, check->args_length, instance, check);
- }
- else
- {
- return ascii_stats_fetch(NULL, check->args, check->args_length, instance, check);
- }
- }
-
- return MEMCACHED_INVALID_ARGUMENTS;
-}
-
-memcached_return_t memcached_stat_execute(memcached_st *shell, const char *args, memcached_stat_fn func, void *context)
-{
- Memcached* memc= memcached2Memcached(shell);
- if (memcached_fatal(memcached_version(memc)))
- {
- return memcached_last_error(memc);
- }
-
- local_context check(func, context, args, args ? strlen(args) : 0);
-
- return memcached_server_execute(memc, call_stat_fn, (void *)&check);
-}
projects / awesomized / libmemcached / blobdiff