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Merge branch 'develop' into query_classifier_test

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Conflicts:
	README
	macros.cmake
This commit is contained in:
Markus Makela
2014-10-03 11:38:47 +03:00
parent 25850c056f f3c77d6ec9
commit 3b0e3d04dc
174 changed files with 1836 additions and 982 deletions
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3
query_classifier/CMakeLists.txt
View File

@ -1,6 +1,5 @@
add_library(query_classifier SHARED query_classifier.cc)
target_link_libraries(query_classifier ${EMBEDDED_LIB})
install(TARGETS query_classifier DESTINATION lib)
if(BUILD_TESTS)
add_subdirectory(test)
endif()
endif()

102
query_classifier/query_classifier.cc
View File

@ -1,7 +1,7 @@
/**
* @section LICENCE
*
* This file is distributed as part of the SkySQL Gateway. It is
* This file is distributed as part of the MariaDB Corporation MaxScale. It is
* free software: you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the
* Free Software Foundation, version 2.
@ -16,7 +16,7 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*
* Copyright SkySQL Ab
* Copyright MariaDB Corporation Ab
*
* @file
*
@ -359,17 +359,37 @@ static bool create_parse_tree(
Parser_state parser_state;
bool failp = FALSE;
const char* virtual_db = "skygw_virtual";
#if defined(SS_DEBUG_EXTRA)
LOGIF(LM, (skygw_log_write_flush(
LOGFILE_MESSAGE,
"[readwritesplit:create_parse_tree] 1.")));
#endif
if (parser_state.init(thd, thd->query(), thd->query_length())) {
failp = TRUE;
goto return_here;
}
mysql_reset_thd_for_next_command(thd);
/** Set some database to thd so that parsing won't fail because of
* missing database. Then parse. */
failp = thd->set_db(virtual_db, strlen(virtual_db));
#if defined(SS_DEBUG_EXTRA)
LOGIF(LM, (skygw_log_write_flush(
LOGFILE_MESSAGE,
"[readwritesplit:create_parse_tree] 2.")));
#endif
mysql_reset_thd_for_next_command(thd);
#if defined(SS_DEBUG_EXTRA)
LOGIF(LM, (skygw_log_write_flush(
LOGFILE_MESSAGE,
"[readwritesplit:create_parse_tree] 3.")));
#endif
/**
* Set some database to thd so that parsing won't fail because of
* missing database. Then parse.
*/
failp = thd->set_db(virtual_db, strlen(virtual_db));
#if defined(SS_DEBUG_EXTRA)
LOGIF(LM, (skygw_log_write_flush(
LOGFILE_MESSAGE,
"[readwritesplit:create_parse_tree] 4.")));
#endif
if (failp) {
LOGIF(LE, (skygw_log_write_flush(
LOGFILE_ERROR,
@ -377,6 +397,11 @@ static bool create_parse_tree(
}
failp = parse_sql(thd, &parser_state, NULL);
#if defined(SS_DEBUG_EXTRA)
LOGIF(LM, (skygw_log_write_flush(
LOGFILE_MESSAGE,
"[readwritesplit:create_parse_tree] 5.")));
#endif
if (failp) {
LOGIF(LD, (skygw_log_write(
LOGFILE_DEBUG,
@ -614,7 +639,17 @@ static skygw_query_type_t resolve_query_type(
type |= QUERY_TYPE_PREPARE_NAMED_STMT;
goto return_qtype;
break;
case SQLCOM_SHOW_DATABASES:
type |= QUERY_TYPE_SHOW_DATABASES;
goto return_qtype;
break;
case SQLCOM_SHOW_TABLES:
type |= QUERY_TYPE_SHOW_TABLES;
goto return_qtype;
break;
default:
break;
}
@ -798,8 +833,7 @@ static skygw_query_type_t resolve_query_type(
LOGIF(LD, (skygw_log_write(
LOGFILE_DEBUG,
"%lu [resolve_query_type] "
"Unknown functype %d. Something "
"has gone wrong.",
"Functype %d.",
pthread_self(),
ftype)));
break;
@ -1350,3 +1384,49 @@ static void parsing_info_set_plain_str(
pi->pi_query_plain_str = str;
}
/**
* Generate a string of query type value.
* Caller must free the memory of the resulting string.
*
* @param qtype Query type value, combination of values listed in
* query_classifier.h
*
* @return string representing the query type value
*/
char* skygw_get_qtype_str(
skygw_query_type_t qtype)
{
int t1 = (int)qtype;
int t2 = 1;
skygw_query_type_t t = QUERY_TYPE_UNKNOWN;
char* qtype_str = NULL;
/**
* Test values (bits) and clear matching bits from t1 one by one until
* t1 is completely cleared.
*/
while (t1 != 0)
{
if (t1&t2)
{
t = (skygw_query_type_t)t2;
if (qtype_str == NULL)
{
qtype_str = strdup(STRQTYPE(t));
}
else
{
size_t len = strlen(STRQTYPE(t));
/** reallocate space for delimiter, new string and termination */
qtype_str = (char *)realloc(qtype_str, strlen(qtype_str)+1+len+1);
snprintf(qtype_str+strlen(qtype_str), 1+len+1, "|%s", STRQTYPE(t));
}
/** Remove found value from t1 */
t1 &= ~t2;
}
t2 <<= 1;
}
return qtype_str;
}

9
query_classifier/query_classifier.h
View File

@ -1,5 +1,5 @@
/*
This file is distributed as part of the SkySQL Gateway. It is free
This file is distributed as part of the MariaDB Corporation MaxScale. It is free
software: you can redistribute it and/or modify it under the terms of the
GNU General Public License as published by the Free Software Foundation,
version 2.
@ -13,7 +13,7 @@ You should have received a copy of the GNU General Public License along with
this program; if not, write to the Free Software Foundation, Inc., 51
Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
Copyright SkySQL Ab
Copyright MariaDB Corporation Ab
*/
@ -54,7 +54,9 @@ typedef enum {
QUERY_TYPE_PREPARE_STMT = 0x020000, /*< Prepared stmt with id provided by server:all */
QUERY_TYPE_EXEC_STMT = 0x040000, /*< Execute prepared statement:master or any */
QUERY_TYPE_CREATE_TMP_TABLE = 0x080000, /*< Create temporary table:master (could be all) */
QUERY_TYPE_READ_TMP_TABLE = 0x100000 /*< Read temporary table:master (could be any) */
QUERY_TYPE_READ_TMP_TABLE = 0x100000, /*< Read temporary table:master (could be any) */
QUERY_TYPE_SHOW_DATABASES = 0x200000, /*< Show list of databases */
QUERY_TYPE_SHOW_TABLES = 0x400000 /*< Show list of tables */
} skygw_query_type_t;
@ -91,6 +93,7 @@ bool parse_query (GWBUF* querybuf);
parsing_info_t* parsing_info_init(void (*donefun)(void *));
void parsing_info_done(void* ptr);
bool query_is_parsed(GWBUF* buf);
char* skygw_get_qtype_str(skygw_query_type_t qtype);
EXTERN_C_BLOCK_END

2
query_classifier/test/canonical_tests/canonizer.c
View File

@ -7,7 +7,7 @@
#include <mysql.h>
static char* server_options[] = {
"SkySQL Gateway",
"MariaDB Corporation MaxScale",
"--datadir=./",
"--language=./",
"--skip-innodb",

2
query_classifier/test/testmain.c
View File

@ -13,7 +13,7 @@ static char datadir[1024] = "";
static char mysqldir[1024] = "";
static char* server_options[] = {
"SkySQL Gateway",
"MariaDB Corporation MaxScale",
"--datadir=",
"--default-storage-engine=myisam",
NULL