*/
#include <libmemcached/common.h>
+
+#include "libmemcached/assert.hpp"
+
+#include <cerrno>
#include <cstdarg>
+#include <cstdio>
#define MAX_ERROR_LENGTH 2048
struct memcached_error_t
{
- memcached_st *root;
+ Memcached *root;
uint64_t query_id;
struct memcached_error_t *next;
memcached_return_t rc;
char message[MAX_ERROR_LENGTH];
};
-static void _set(memcached_instance_st& server, memcached_st& memc)
+static void _set(memcached_instance_st& server, Memcached& memc)
{
if (server.error_messages and server.error_messages->query_id != server.root->query_id)
{
memcached_error_free(server);
}
- if (memc.error_messages == NULL)
+ if (memc.error_messages)
{
- return;
- }
+ if (memc.error_messages->rc == MEMCACHED_TIMEOUT)
+ {
+ server.io_wait_count.timeouts++;
+ }
- memcached_error_t *error= libmemcached_xmalloc(&memc, memcached_error_t);
- if (error == NULL) // Bad business if this happens
- {
- return;
+ memcached_error_t *error= libmemcached_xmalloc(&memc, memcached_error_t);
+ if (error)
+ {
+ memcpy(error, memc.error_messages, sizeof(memcached_error_t));
+ error->next= server.error_messages;
+ server.error_messages= error;
+ }
}
-
- memcpy(error, memc.error_messages, sizeof(memcached_error_t));
- error->next= server.error_messages;
- server.error_messages= error;
}
#if 0
static int error_log_fd= -1;
#endif
-static void _set(memcached_st& memc, memcached_string_t *str, memcached_return_t &rc, const char *at, int local_errno= 0)
+static void _set(Memcached& memc, memcached_string_t *str, memcached_return_t &rc, const char *at, int local_errno= 0)
{
if (memc.error_messages && memc.error_messages->query_id != memc.query_id)
{
memcached_error_free(memc);
}
- // For memory allocation we use our error since it is a bit more specific
- if (local_errno == ENOMEM and rc == MEMCACHED_ERRNO)
+ if (memcached_fatal(rc) or rc == MEMCACHED_CLIENT_ERROR)
{
- rc= MEMCACHED_MEMORY_ALLOCATION_FAILURE;
- }
+ // For memory allocation we use our error since it is a bit more specific
+ if (local_errno == ENOMEM and rc == MEMCACHED_ERRNO)
+ {
+ rc= MEMCACHED_MEMORY_ALLOCATION_FAILURE;
+ }
- if (rc == MEMCACHED_MEMORY_ALLOCATION_FAILURE)
- {
- local_errno= ENOMEM;
- }
+ if (rc == MEMCACHED_MEMORY_ALLOCATION_FAILURE)
+ {
+ local_errno= ENOMEM;
+ }
- if (rc == MEMCACHED_ERRNO and not local_errno)
- {
- local_errno= errno;
- rc= MEMCACHED_ERRNO;
- }
+ if (rc == MEMCACHED_ERRNO and not local_errno)
+ {
+ local_errno= errno;
+ rc= MEMCACHED_ERRNO;
+ }
- if (rc == MEMCACHED_ERRNO and local_errno == ENOTCONN)
- {
- rc= MEMCACHED_CONNECTION_FAILURE;
- }
+ if (rc == MEMCACHED_ERRNO and local_errno == ENOTCONN)
+ {
+ rc= MEMCACHED_CONNECTION_FAILURE;
+ }
- if (local_errno == EINVAL)
- {
- rc= MEMCACHED_INVALID_ARGUMENTS;
- }
+ if (rc == MEMCACHED_ERRNO and local_errno == ECONNRESET)
+ {
+ rc= MEMCACHED_CONNECTION_FAILURE;
+ }
- if (local_errno == ECONNREFUSED)
- {
- rc= MEMCACHED_CONNECTION_FAILURE;
- }
+ if (local_errno == EINVAL)
+ {
+ rc= MEMCACHED_INVALID_ARGUMENTS;
+ }
- memcached_error_t *error= libmemcached_xmalloc(&memc, memcached_error_t);
- if (error == NULL) // Bad business if this happens
- {
- return;
- }
+ if (local_errno == ECONNREFUSED)
+ {
+ rc= MEMCACHED_CONNECTION_FAILURE;
+ }
+
+ if (rc == MEMCACHED_TIMEOUT)
+ {
+ }
- error->root= &memc;
- error->query_id= memc.query_id;
- error->rc= rc;
- error->local_errno= local_errno;
+ memcached_error_t *error= libmemcached_xmalloc(&memc, memcached_error_t);
+ if (error == NULL) // Bad business if this happens
+ {
+ assert_msg(error, "libmemcached_xmalloc() failed to allocate a memcached_error_t");
+ return;
+ }
- const char *errmsg_ptr;
- char errmsg[MAX_ERROR_LENGTH];
- errmsg[0]= 0;
- errmsg_ptr= errmsg;
+ error->root= &memc;
+ error->query_id= memc.query_id;
+ error->rc= rc;
+ error->local_errno= local_errno;
- if (local_errno)
- {
-#ifdef STRERROR_R_CHAR_P
- errmsg_ptr= strerror_r(local_errno, errmsg, sizeof(errmsg));
-#else
- strerror_r(local_errno, errmsg, sizeof(errmsg));
- errmsg_ptr= errmsg;
+ // MEMCACHED_CLIENT_ERROR is a special case because it is an error coming from the server
+ if (rc == MEMCACHED_CLIENT_ERROR)
+ {
+ assert(str);
+ assert(str->size);
+ if (str and str->size)
+ {
+ assert(error->local_errno == 0);
+ error->local_errno= 0;
+
+ error->size= (int)snprintf(error->message, MAX_ERROR_LENGTH, "(%p) %.*s",
+ error->root,
+ int(str->size), str->c_str);
+ }
+ }
+ else if (local_errno)
+ {
+ const char *errmsg_ptr;
+ char errmsg[MAX_ERROR_LENGTH];
+ errmsg[0]= 0;
+ errmsg_ptr= errmsg;
+
+#if defined(STRERROR_R_CHAR_P) && STRERROR_R_CHAR_P
+ errmsg_ptr= strerror_r(local_errno, errmsg, sizeof(errmsg));
+#elif defined(HAVE_STRERROR_R) && HAVE_STRERROR_R
+ strerror_r(local_errno, errmsg, sizeof(errmsg));
+ errmsg_ptr= errmsg;
+#elif defined(HAVE_STRERROR) && HAVE_STRERROR
+ snprintf(errmsg, sizeof(errmsg), "%s", strerror(local_errno));
+ errmsg_ptr= errmsg;
#endif
- }
+ if (str and str->size and local_errno)
+ {
+ error->size= (int)snprintf(error->message, MAX_ERROR_LENGTH, "(%p) %s(%s), %.*s -> %s",
+ error->root,
+ memcached_strerror(&memc, rc),
+ errmsg_ptr,
+ memcached_string_printf(*str), at);
+ }
+ else
+ {
+ error->size= (int)snprintf(error->message, MAX_ERROR_LENGTH, "(%p) %s(%s) -> %s",
+ error->root,
+ memcached_strerror(&memc, rc),
+ errmsg_ptr,
+ at);
+ }
+ }
+ else if (rc == MEMCACHED_PARSE_ERROR and str and str->size)
+ {
+ error->size= (int)snprintf(error->message, MAX_ERROR_LENGTH, "(%p) %.*s -> %s",
+ error->root,
+ int(str->size), str->c_str, at);
+ }
+ else if (str and str->size)
+ {
+ error->size= (int)snprintf(error->message, MAX_ERROR_LENGTH, "(%p) %s, %.*s -> %s",
+ error->root,
+ memcached_strerror(&memc, rc),
+ int(str->size), str->c_str, at);
+ }
+ else
+ {
+ error->size= (int)snprintf(error->message, MAX_ERROR_LENGTH, "(%p) %s -> %s",
+ error->root,
+ memcached_strerror(&memc, rc), at);
+ }
- if (str and str->size and local_errno)
- {
- error->size= (int)snprintf(error->message, MAX_ERROR_LENGTH, "(%lu) %s(%s), %.*s -> %s",
- long(error->root),
- memcached_strerror(&memc, rc),
- errmsg_ptr,
- memcached_string_printf(*str), at);
- }
- else if (local_errno)
- {
- error->size= (int)snprintf(error->message, MAX_ERROR_LENGTH, "(%lu) %s(%s) -> %s",
- long(error->root),
- memcached_strerror(&memc, rc),
- errmsg_ptr,
- at);
- }
- else if (rc == MEMCACHED_PARSE_ERROR and str and str->size)
- {
- error->size= (int)snprintf(error->message, MAX_ERROR_LENGTH, "(%lu) %.*s -> %s",
- long(error->root),
- int(str->size), str->c_str, at);
- }
- else if (str and str->size)
- {
- error->size= (int)snprintf(error->message, MAX_ERROR_LENGTH, "(%lu) %s, %.*s -> %s",
- long(error->root),
- memcached_strerror(&memc, rc),
- int(str->size), str->c_str, at);
+ error->next= memc.error_messages;
+ memc.error_messages= error;
}
- else
- {
- error->size= (int)snprintf(error->message, MAX_ERROR_LENGTH, "(%lu) %s -> %s",
- long(error->root),
- memcached_strerror(&memc, rc), at);
- }
-
- error->next= memc.error_messages;
- memc.error_messages= error;
#if 0
if (error_log_fd == -1)
#endif
}
-memcached_return_t memcached_set_error(memcached_st& memc, memcached_return_t rc, const char *at, const char *str, size_t length)
+memcached_return_t memcached_set_error(Memcached& memc, memcached_return_t rc, const char *at, const char *str, size_t length)
{
assert_msg(rc != MEMCACHED_ERRNO, "Programmer error, MEMCACHED_ERRNO was set to be returned to client");
memcached_string_t tmp= { str, length };
memcached_return_t memcached_set_error(memcached_instance_st& self, memcached_return_t rc, const char *at, const char *str, size_t length)
{
assert_msg(rc != MEMCACHED_ERRNO, "Programmer error, MEMCACHED_ERRNO was set to be returned to client");
- assert_msg(rc != MEMCACHED_SOME_ERRORS, "Programmer error, MEMCACHED_SOME_ERRORS was about to be set on a memcached_instance_st");
+ assert_msg(rc != MEMCACHED_SOME_ERRORS, "Programmer error, MEMCACHED_SOME_ERRORS was about to be set on a Instance");
memcached_string_t tmp= { str, length };
return memcached_set_error(self, rc, at, tmp);
}
-memcached_return_t memcached_set_error(memcached_st& memc, memcached_return_t rc, const char *at, memcached_string_t& str)
+#ifndef __INTEL_COMPILER
+#pragma GCC diagnostic ignored "-Wformat-nonliteral"
+#endif
+
+memcached_return_t memcached_set_error(Memcached& memc, memcached_return_t rc, const char *at, memcached_string_t& str)
{
assert_msg(rc != MEMCACHED_ERRNO, "Programmer error, MEMCACHED_ERRNO was set to be returned to client");
- if (memcached_fatal(rc) == false)
+ if (memcached_fatal(rc))
{
- return rc;
+ _set(memc, &str, rc, at);
}
- _set(memc, &str, rc, at);
-
return rc;
}
-memcached_return_t memcached_set_parser_error(memcached_st& memc,
+memcached_return_t memcached_set_parser_error(Memcached& memc,
const char *at,
const char *format, ...)
{
case MEMCACHED_CONNECTION_TCP:
case MEMCACHED_CONNECTION_UDP:
size+= snprintf(buffer, buffer_length, " host: %s:%d",
- self.hostname, int(self.port));
+ self.hostname(), int(self.port()));
break;
case MEMCACHED_CONNECTION_UNIX_SOCKET:
size+= snprintf(buffer, buffer_length, " socket: %s",
- self.hostname);
+ self.hostname());
break;
}
{
assert_msg(rc != MEMCACHED_ERRNO, "Programmer error, MEMCACHED_ERRNO was set to be returned to client");
assert_msg(rc != MEMCACHED_SOME_ERRORS, "Programmer error, MEMCACHED_SOME_ERRORS was about to be set on a memcached_instance_st");
- if (memcached_fatal(rc) == false)
+ if (memcached_fatal(rc) == false and rc != MEMCACHED_CLIENT_ERROR)
{
return rc;
}
memcached_string_t error_host= { hostname_port_message, size_t(size) };
- assert(self.root);
- if (self.root == NULL)
+ assert_msg(self.root, "Programmer error, root was not set on instance");
+ if (self.root)
{
- return rc;
+ _set(*self.root, &error_host, rc, at);
+ _set(self, (*self.root));
+ assert(self.error_messages);
+ assert(self.root->error_messages);
+ assert(self.error_messages->rc == self.root->error_messages->rc);
}
- _set(*self.root, &error_host, rc, at);
- _set(self, (*self.root));
- assert(self.root->error_messages);
- assert(self.error_messages);
-
return rc;
}
return rc;
}
- char hostname_port[NI_MAXHOST +NI_MAXSERV + sizeof("host : ")];
+ char hostname_port[MEMCACHED_NI_MAXHOST +MEMCACHED_NI_MAXSERV + sizeof("host : ")];
size_t size= append_host_to_string(self, hostname_port, sizeof(hostname_port));
memcached_string_t error_host= { hostname_port, size};
- if (self.root == NULL)
+ if (self.root)
{
- return rc;
+ _set(*self.root, &error_host, rc, at);
+ _set(self, *self.root);
}
- _set(*self.root, &error_host, rc, at);
- _set(self, *self.root);
-
return rc;
}
-memcached_return_t memcached_set_error(memcached_st& self, memcached_return_t rc, const char *at)
+memcached_return_t memcached_set_error(Memcached& self, memcached_return_t rc, const char *at)
{
assert_msg(rc != MEMCACHED_ERRNO, "Programmer error, MEMCACHED_ERRNO was set to be returned to client");
if (memcached_fatal(rc) == false)
return rc;
}
-memcached_return_t memcached_set_errno(memcached_st& self, int local_errno, const char *at, const char *str, size_t length)
+memcached_return_t memcached_set_errno(Memcached& self, int local_errno, const char *at, const char *str, size_t length)
{
memcached_string_t tmp= { str, length };
return memcached_set_errno(self, local_errno, at, tmp);
return memcached_set_errno(self, local_errno, at, tmp);
}
-memcached_return_t memcached_set_errno(memcached_st& self, int local_errno, const char *at)
+memcached_return_t memcached_set_errno(Memcached& self, int local_errno, const char *at)
{
if (local_errno == 0)
{
return rc;
}
-memcached_return_t memcached_set_errno(memcached_st& memc, int local_errno, const char *at, memcached_string_t& str)
+memcached_return_t memcached_set_errno(Memcached& memc, int local_errno, const char *at, memcached_string_t& str)
{
if (local_errno == 0)
{
_set(*self.root, &error_host, rc, at, local_errno);
_set(self, (*self.root));
+#if 0
+ if (self.root->error_messages->rc != self.error_messages->rc)
+ {
+ fprintf(stderr, "%s:%d %s != %s\n", __FILE__, __LINE__,
+ memcached_strerror(NULL, self.root->error_messages->rc),
+ memcached_strerror(NULL, self.error_messages->rc));
+ }
+#endif
+
return rc;
}
_error_print(error->next);
}
-void memcached_error_print(const memcached_st *self)
+void memcached_error_print(const Memcached *shell)
{
+ const Memcached* self= memcached2Memcached(shell);
if (self == NULL)
{
return;
for (uint32_t x= 0; x < memcached_server_count(self); x++)
{
- memcached_server_instance_st instance= memcached_server_instance_by_position(self, x);
+ memcached_instance_st* instance= memcached_instance_by_position(self, x);
_error_print(instance->error_messages);
}
}
}
-void memcached_error_free(memcached_st& self)
+void memcached_error_free(Memcached& self)
{
_error_free(self.error_messages);
self.error_messages= NULL;
self.error_messages= NULL;
}
-const char *memcached_last_error_message(const memcached_st *memc)
+const char *memcached_error(const memcached_st *memc)
{
- if (memc == NULL)
- {
- return memcached_strerror(memc, MEMCACHED_INVALID_ARGUMENTS);
- }
+ return memcached_last_error_message(memc);
+}
- if (memc->error_messages == NULL)
+const char *memcached_last_error_message(const memcached_st *shell)
+{
+ const Memcached* memc= memcached2Memcached(shell);
+ if (memc)
{
- return memcached_strerror(memc, MEMCACHED_SUCCESS);
- }
+ if (memc->error_messages)
+ {
+ if (memc->error_messages->size and memc->error_messages->message[0])
+ {
+ return memc->error_messages->message;
+ }
- if (memc->error_messages->size == 0)
- {
- return memcached_strerror(memc, memc->error_messages->rc);
+ return memcached_strerror(memc, memc->error_messages->rc);
+ }
+
+ return memcached_strerror(memc, MEMCACHED_SUCCESS);
}
- return memc->error_messages->message;
+ return memcached_strerror(memc, MEMCACHED_INVALID_ARGUMENTS);
}
-bool memcached_has_current_error(memcached_st &memc)
+bool memcached_has_current_error(Memcached &memc)
{
if (memc.error_messages
and memc.error_messages->query_id == memc.query_id
return memcached_has_current_error(*(server.root));
}
-memcached_return_t memcached_last_error(const memcached_st *memc)
+memcached_return_t memcached_last_error(const memcached_st *shell)
{
- if (memc == NULL)
+ const Memcached* memc= memcached2Memcached(shell);
+ if (memc)
{
- return MEMCACHED_INVALID_ARGUMENTS;
- }
+ if (memc->error_messages)
+ {
+ return memc->error_messages->rc;
+ }
- if (memc->error_messages == NULL)
- {
return MEMCACHED_SUCCESS;
}
- return memc->error_messages->rc;
+ return MEMCACHED_INVALID_ARGUMENTS;
}
-int memcached_last_error_errno(const memcached_st *memc)
+int memcached_last_error_errno(const memcached_st *shell)
{
+ const Memcached* memc= memcached2Memcached(shell);
if (memc == NULL)
{
return 0;
return memc->error_messages->local_errno;
}
-const char *memcached_server_error(const memcached_server_instance_st server)
+const char *memcached_server_error(const memcached_instance_st * server)
{
if (server == NULL)
{
return error;
}
-memcached_return_t memcached_server_error_return(memcached_server_instance_st ptr)
+memcached_return_t memcached_server_error_return(const memcached_instance_st * ptr)
{
if (ptr == NULL)
{