* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+%error-verbose
+%debug
+%defines
+%expect 0
+%output "libmemcached/options/parser.cc"
+%defines "libmemcached/options/parser.h"
+%lex-param { yyscan_t *scanner }
+%name-prefix="config_"
+%parse-param { Context *context }
+%parse-param { yyscan_t *scanner }
+%pure-parser
+%require "2.2"
+%start begin
+%verbose
+
%{
+#include <config.h>
+
#include <stdint.h>
-#include <iostream>
-#include <libmemcached/options/type.h>
+#include <libmemcached/options/context.h>
#include <libmemcached/options/string.h>
#include <libmemcached/options/symbol.h>
+#include <libmemcached/visibility.h>
+#include <libmemcached/prefix_key.h>
#pragma GCC diagnostic ignored "-Wold-style-cast"
#include <libmemcached/options/scanner.h>
-inline int libmemcached_error(YYLTYPE *locp, type_st *parser, yyscan_t *scanner, const char *str)
+int conf_lex(YYSTYPE* lvalp, void* scanner);
+
+#define parser_abort(A, B) do { (A)->abort((B)); YYABORT; } while (0)
+
+inline void config_error(Context *context, yyscan_t *scanner, const char *error)
{
-#if 0
- std::cerr << str << std::endl;
-#endif
- return 0;
+ if (not context->end())
+ context->abort(error);
}
-
%}
-%error-verbose
-%debug
-%defines
-%expect 0
-%output "libmemcached/options/parser.cc"
-%defines "libmemcached/options/parser.h"
-%lex-param { yyscan_t *scanner }
-%name-prefix="libmemcached_"
-%parse-param { type_st *parser }
-%parse-param { yyscan_t *scanner }
-%locations
-%pure-parser
-%require "2.2"
-%start statement
-%verbose
-
+%token COMMENT
+%token END
+%token ERROR
+%token RESET
+%token PARSER_DEBUG
+%token INCLUDE
+%token CONFIGURE_FILE
+%token EMPTY_LINE
%token SERVER
%token SERVERS
+%token SERVERS_OPTION
+%token UNKNOWN_OPTION
%token UNKNOWN
-%token DASH_OPTION
-
/* All behavior options */
-%token AUTO_EJECT_HOSTS
%token BINARY_PROTOCOL
%token BUFFER_REQUESTS
-%token CACHE_LOOKUPS
%token CONNECT_TIMEOUT
-%token _CORK
%token DISTRIBUTION
%token HASH
-%token HASH_WITH_PREFIX_KEY
+%token HASH_WITH_NAMESPACE
%token IO_BYTES_WATERMARK
%token IO_KEY_PREFETCH
%token IO_MSG_WATERMARK
-%token KETAMA
%token KETAMA_HASH
%token KETAMA_WEIGHTED
%token NOREPLY
%token POLL_TIMEOUT
%token RANDOMIZE_REPLICA_READ
%token RCV_TIMEOUT
+%token REMOVE_FAILED_SERVERS
%token RETRY_TIMEOUT
-%token SERVER_FAILURE_LIMIT
%token SND_TIMEOUT
%token SOCKET_RECV_SIZE
%token SOCKET_SEND_SIZE
%token SORT_HOSTS
%token SUPPORT_CAS
-%token _TCP_NODELAY
-%token _TCP_KEEPALIVE
-%token _TCP_KEEPIDLE
%token USER_DATA
%token USE_UDP
%token VERIFY_KEY
+%token _TCP_KEEPALIVE
+%token _TCP_KEEPIDLE
+%token _TCP_NODELAY
+
+/* Callbacks */
+%token NAMESPACE
/* Hash types */
%token MD5
%token MODULA
%token RANDOM
+/* Boolean values */
+%token <boolean> TRUE
+%token <boolean> FALSE
+
%nonassoc ','
%nonassoc '='
-%token <number> NUMBER
%token <number> FLOAT
-%token <string> IDENTIFIER
-%token <string> SERVER_WITH_PORT
-%token <string> IPADDRESS
-%token <string> IPADDRESS_WITH_PORT
+%token <number> NUMBER
+%token PORT
+%token WEIGHT_START
+%token <server> IPADDRESS
+%token <server> HOSTNAME
+%token <string> STRING
+%token <string> QUOTED_STRING
+%token <string> FILE_PATH
-%type <server> server
+%type <string> string
%type <distribution> distribution
%type <hash> hash
+%type <behavior> behavior_boolean
+%type <behavior> behavior_number
%%
+begin:
+ statement
+ | begin ' ' statement
+ ;
+
statement:
- DASH_OPTION expression
+ expression
{ }
- | statement ' ' DASH_OPTION expression
+ | COMMENT
{ }
+ | EMPTY_LINE
+ { }
+ | END
+ {
+ context->set_end();
+ YYACCEPT;
+ }
+ | ERROR
+ {
+ context->rc= MEMCACHED_PARSE_USER_ERROR;
+ parser_abort(context, NULL);
+ }
+ | RESET
+ {
+ memcached_reset(context->memc);
+ }
+ | PARSER_DEBUG
+ {
+ yydebug= 1;
+ }
+ | INCLUDE ' ' string
+ {
+ if ((context->rc= memcached_parse_configure_file(context->memc, $3.c_str, $3.length)) != MEMCACHED_SUCCESS)
+ {
+ parser_abort(context, NULL);
+ }
+ }
;
expression:
- SERVER '=' server
- {
- (void) memcached_server_add_parsed(parser->memc, $3.c_str, $3.length, $3.port, 0);
+ SERVER HOSTNAME optional_port optional_weight
+ {
+ if ((context->rc= memcached_server_add_with_weight(context->memc, $2.c_str, $2.port, $2.weight)) != MEMCACHED_SUCCESS)
+ {
+ parser_abort(context, NULL);
+ }
+ context->unset_server();
}
- | SERVERS '=' server_list
+ | SERVER IPADDRESS optional_port optional_weight
{
+ if ((context->rc= memcached_server_add_with_weight(context->memc, $2.c_str, $2.port, $2.weight)) != MEMCACHED_SUCCESS)
+ {
+ parser_abort(context, NULL);
+ }
+ context->unset_server();
+ }
+ | CONFIGURE_FILE string
+ {
+ memcached_set_configuration_file(context->memc, $2.c_str, $2.length);
}
| behaviors
;
behaviors:
- AUTO_EJECT_HOSTS
+ NAMESPACE string
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_AUTO_EJECT_HOSTS, 1);
+ if ((context->rc= memcached_set_prefix_key(context->memc, $2.c_str, $2.length)) != MEMCACHED_SUCCESS)
+ {
+ parser_abort(context, NULL);;
+ }
}
- | BINARY_PROTOCOL
+ | DISTRIBUTION distribution
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_BINARY_PROTOCOL, 1);
+ if ((context->rc= memcached_behavior_set(context->memc, MEMCACHED_BEHAVIOR_DISTRIBUTION, $2)) != MEMCACHED_SUCCESS)
+ {
+ parser_abort(context, NULL);;
+ }
}
- | BUFFER_REQUESTS
+ | DISTRIBUTION distribution ',' hash
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_BUFFER_REQUESTS, 1);
+ if ((context->rc= memcached_behavior_set(context->memc, MEMCACHED_BEHAVIOR_DISTRIBUTION, $2)) != MEMCACHED_SUCCESS)
+ {
+ parser_abort(context, NULL);;
+ }
+ if ((context->rc= memcached_behavior_set_distribution_hash(context->memc, $4)) != MEMCACHED_SUCCESS)
+ {
+ parser_abort(context, NULL);;
+ }
}
- | CACHE_LOOKUPS
+ | HASH hash
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_CACHE_LOOKUPS, 1);
+ if ((context->rc= memcached_behavior_set(context->memc, MEMCACHED_BEHAVIOR_HASH, $2)) != MEMCACHED_SUCCESS)
+ {
+ parser_abort(context, NULL);;
+ }
}
- | CONNECT_TIMEOUT '=' NUMBER
+ | behavior_number NUMBER
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_CONNECT_TIMEOUT, $3);
+ if ((context->rc= memcached_behavior_set(context->memc, $1, $2)) != MEMCACHED_SUCCESS)
+ {
+ parser_abort(context, NULL);;
+ }
}
- | _CORK
+ | behavior_boolean
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_CORK, 1);
+ if ((context->rc= memcached_behavior_set(context->memc, $1, true)) != MEMCACHED_SUCCESS)
+ {
+ parser_abort(context, NULL);;
+ }
}
- | DISTRIBUTION '=' distribution
- {
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_DISTRIBUTION, $3);
- }
- | HASH '=' hash
+ | USER_DATA
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_DISTRIBUTION, $3);
}
- | HASH_WITH_PREFIX_KEY
+ ;
+
+behavior_number:
+ REMOVE_FAILED_SERVERS
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEY, 1);
+ $$= MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERS;
}
- | IO_BYTES_WATERMARK '=' NUMBER
+ | CONNECT_TIMEOUT
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_IO_MSG_WATERMARK, $3);
+ $$= MEMCACHED_BEHAVIOR_CONNECT_TIMEOUT;
}
- | IO_KEY_PREFETCH '=' NUMBER
+ | IO_MSG_WATERMARK
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_IO_KEY_PREFETCH, $3);
+ $$= MEMCACHED_BEHAVIOR_IO_MSG_WATERMARK;
}
- | IO_MSG_WATERMARK '=' NUMBER
+ | IO_BYTES_WATERMARK
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_IO_MSG_WATERMARK, $3);
+ $$= MEMCACHED_BEHAVIOR_IO_BYTES_WATERMARK;
}
- | KETAMA
+ | IO_KEY_PREFETCH
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_KETAMA, true);
+ $$= MEMCACHED_BEHAVIOR_IO_KEY_PREFETCH;
}
- | KETAMA_HASH
+ | NUMBER_OF_REPLICAS
{
+ $$= MEMCACHED_BEHAVIOR_NUMBER_OF_REPLICAS;
}
- | KETAMA_WEIGHTED
+ | POLL_TIMEOUT
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_KETAMA_WEIGHTED, true);
+ $$= MEMCACHED_BEHAVIOR_POLL_TIMEOUT;
}
- | NOREPLY
+ | RCV_TIMEOUT
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_NOREPLY, 1);
+ $$= MEMCACHED_BEHAVIOR_RCV_TIMEOUT;
}
- | NUMBER_OF_REPLICAS '=' NUMBER
+ | RETRY_TIMEOUT
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_NUMBER_OF_REPLICAS, $3);
+ $$= MEMCACHED_BEHAVIOR_RETRY_TIMEOUT;
}
- | POLL_TIMEOUT '=' NUMBER
+ | SND_TIMEOUT
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_POLL_TIMEOUT, $3);
+ $$= MEMCACHED_BEHAVIOR_SND_TIMEOUT;
}
- | RANDOMIZE_REPLICA_READ
+ | SOCKET_RECV_SIZE
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_RANDOMIZE_REPLICA_READ, true);
+ $$= MEMCACHED_BEHAVIOR_SOCKET_RECV_SIZE;
}
- | RCV_TIMEOUT '=' NUMBER
+ | SOCKET_SEND_SIZE
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_RCV_TIMEOUT, $3);
+ $$= MEMCACHED_BEHAVIOR_SOCKET_SEND_SIZE;
}
- | RETRY_TIMEOUT '=' NUMBER
+ ;
+
+behavior_boolean:
+ BINARY_PROTOCOL
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_RETRY_TIMEOUT, $3);
+ $$= MEMCACHED_BEHAVIOR_BINARY_PROTOCOL;
}
- | SERVER_FAILURE_LIMIT '=' NUMBER
+ | BUFFER_REQUESTS
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMIT, $3);
+ $$= MEMCACHED_BEHAVIOR_BUFFER_REQUESTS;
}
- | SND_TIMEOUT '=' NUMBER
+ | HASH_WITH_NAMESPACE
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_SND_TIMEOUT, $3);
+ $$= MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEY;
}
- | SOCKET_RECV_SIZE '=' NUMBER
+ | NOREPLY
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_SOCKET_RECV_SIZE, $3);
+ $$= MEMCACHED_BEHAVIOR_NOREPLY;
}
- | SOCKET_SEND_SIZE '=' NUMBER
+ | RANDOMIZE_REPLICA_READ
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_SOCKET_SEND_SIZE, $3);
+ $$= MEMCACHED_BEHAVIOR_RANDOMIZE_REPLICA_READ;
}
| SORT_HOSTS
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_SORT_HOSTS, true);
+ $$= MEMCACHED_BEHAVIOR_SORT_HOSTS;
}
| SUPPORT_CAS
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_SUPPORT_CAS, true);
+ $$= MEMCACHED_BEHAVIOR_SUPPORT_CAS;
}
| _TCP_NODELAY
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_TCP_NODELAY, true);
+ $$= MEMCACHED_BEHAVIOR_TCP_NODELAY;
}
| _TCP_KEEPALIVE
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_TCP_KEEPALIVE, true);
+ $$= MEMCACHED_BEHAVIOR_TCP_KEEPALIVE;
}
| _TCP_KEEPIDLE
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_TCP_KEEPIDLE, true);
- }
- | USER_DATA
- {
+ $$= MEMCACHED_BEHAVIOR_TCP_KEEPIDLE;
}
| USE_UDP
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_USE_UDP, true);
+ $$= MEMCACHED_BEHAVIOR_USE_UDP;
}
| VERIFY_KEY
{
- memcached_behavior_set(parser->memc, MEMCACHED_BEHAVIOR_VERIFY_KEY, true);
+ $$= MEMCACHED_BEHAVIOR_VERIFY_KEY;
}
- ;
-server_list:
- server
- {
- (void) memcached_server_add_parsed(parser->memc, $1.c_str, $1.length, $1.port, 0);
- }
- | server_list ',' server
- {
- (void) memcached_server_add_parsed(parser->memc, $3.c_str, $3.length, $3.port, 0);
- }
+
+optional_port:
+ { }
+ | PORT
+ { };
;
-server:
- SERVER_WITH_PORT NUMBER
- {
- $$.c_str= $1.c_str;
- $$.length= $1.length -1;
- $$.port= $2;
- }
- | IDENTIFIER
- {
- $$.c_str= $1.c_str;
- $$.length= $1.length;
- $$.port= MEMCACHED_DEFAULT_PORT;
- }
- | IPADDRESS_WITH_PORT NUMBER
- {
- $$.c_str= $1.c_str;
- $$.length= $1.length -1;
- $$.port= $2;
- }
- | IPADDRESS
- {
- $$.c_str= $1.c_str;
- $$.length= $1.length;
- $$.port= MEMCACHED_DEFAULT_PORT;
- }
+optional_weight:
+ { }
+ | WEIGHT_START
+ { }
;
hash:
}
;
+string:
+ STRING
+ {
+ $$= $1;
+ }
+ | QUOTED_STRING
+ {
+ $$.c_str= $1.c_str +1; // +1 to move use passed the initial quote
+ $$.length= $1.length -1; // -1 removes the end quote
+ }
+ ;
+
distribution:
CONSISTENT
{
$$= MEMCACHED_DISTRIBUTION_RANDOM;
}
;
+
+%%
+
+void Context::start()
+{
+ config_parse(this, (void **)scanner);
+}
+
projects / m6w6 / libmemcached / blobdiff