X-Git-Url: https://git.m6w6.name/?a=blobdiff_plain;f=libmemcached%2Foptions%2Fparser.yy;h=0f0aee65a459115f6da1f104b3198888bde67029;hb=55cf7c68679083cdd7351db3b888c6f8ddcebe09;hp=d4275a09e32ad2eae697ea7ef127cf6d460474b7;hpb=b95041363ea69ccfb9eacb6bba1852814c32b4ee;p=m6w6%2Flibmemcached

diff --git a/libmemcached/options/parser.yy b/libmemcached/options/parser.yy
index d4275a09..0f0aee65 100644
--- a/libmemcached/options/parser.yy
+++ b/libmemcached/options/parser.yy
@@ -18,65 +18,72 @@
  *  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
@@ -84,19 +91,22 @@ inline int libmemcached_error(YYLTYPE *locp, type_st *parser, yyscan_t *scanner,
 %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
@@ -114,210 +124,259 @@ inline int libmemcached_error(YYLTYPE *locp, type_st *parser, yyscan_t *scanner,
 %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:
@@ -359,6 +418,18 @@ hash:
           }
         ;
 
+string:
+          STRING
+          {
+            $$= $1;
+          }
+        | QUOTED_STRING
+          {
+            $$.c_str= $1.c_str +1; // +1 to move use passed the initial quote
+            $$.length= $1.length -1; // -1 removes the end quote
+          }
+        ;
+
 distribution:
           CONSISTENT
           {
@@ -373,3 +444,11 @@ distribution:
             $$= MEMCACHED_DISTRIBUTION_RANDOM;
           }
         ;
+
+%% 
+
+void Context::start() 
+{
+  config_parse(this, (void **)scanner);
+}
+