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test_sql_stmt.cc
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/* Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License, version 2.0,
as published by the Free Software Foundation.
This program is also distributed with certain software (including
but not limited to OpenSSL) that is licensed under separate terms,
as designated in a particular file or component or in included license
documentation. The authors of MySQL hereby grant you an additional
permission to link the program and your derivative works with the
separately licensed software that they have included with MySQL.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License, version 2.0, for more details.
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 St, Fifth Floor, Boston, MA 02110-1301 USA */
#define LOG_COMPONENT_TAG "test_sql_stmt"
#include <fcntl.h>
#include <mysql/plugin.h>
#include <stdlib.h>
#include <sys/types.h>
#include <vector>
#include <mysql/components/my_service.h>
#include <mysql/components/services/log_builtins.h>
#include <mysqld_error.h>
#include "m_string.h"
#include "my_dbug.h"
#include "my_inttypes.h"
#include "my_io.h"
#include "my_sys.h" // my_write, my_malloc
#include "mysql_com.h"
#include "sql_string.h" /* STRING_PSI_MEMORY_KEY */
/* purecov: begin inspected */
static const char *log_filename = "test_sql_stmt";
#define STRING_BUFFER_SIZE 1024
#define LARGE_STRING_BUFFER_SIZE 1024
#define WRITE_STR(format) \
{ \
const size_t blen = snprintf(buffer, sizeof(buffer), "%s", (format)); \
my_write(outfile, (uchar *)buffer, blen, MYF(0)); \
/*pctx->log.append(buffer, blen); */ \
}
#define WRITE_VAL(format, value) \
{ \
const size_t blen = snprintf(buffer, sizeof(buffer), (format), (value)); \
my_write(outfile, (uchar *)buffer, blen, MYF(0)); \
/* pctx->log.append(buffer, blen); */ \
}
#define WRITE_VAL2(format, value1, value2) \
{ \
const size_t blen = \
snprintf(buffer, sizeof(buffer), (format), (value1), (value2)); \
my_write(outfile, (uchar *)buffer, blen, MYF(0)); \
/* pctx->log.append(buffer, blen); */ \
}
static const char *sep =
"========================================================================"
"\n";
#define WRITE_SEP() my_write(outfile, (uchar *)sep, strlen(sep), MYF(0))
static SERVICE_TYPE(registry) *reg_srv = nullptr;
SERVICE_TYPE(log_builtins) *log_bi = nullptr;
SERVICE_TYPE(log_builtins_string) *log_bs = nullptr;
static File outfile;
#define SIZEOF_SQL_STR_VALUE 256
static void print_cmd(enum_server_command cmd, COM_DATA *data);
static char *fieldflags2str(uint f);
static const char *fieldtype2str(enum enum_field_types type);
static void dump_decoded_server_status(const char *prefix, uint server_status);
class Column {
public:
Column(const char *db_name, const char *table_name,
const char *org_table_name, const char *col_name,
const char *org_col_name, unsigned long length, unsigned int charsetnr,
unsigned int flags, unsigned int decimals, enum_field_types type)
: db_name(db_name),
table_name(table_name),
org_table_name(org_table_name),
col_name(col_name),
org_col_name(org_col_name),
length(length),
charsetnr(charsetnr),
flags(flags),
decimals(decimals),
type(type) {}
std::vector<std::string> row_values;
std::string db_name;
std::string table_name;
std::string org_table_name;
std::string col_name;
std::string org_col_name;
unsigned long length;
unsigned int charsetnr;
unsigned int flags;
unsigned int decimals;
enum_field_types type;
void dump_column_meta() {
char buffer[STRING_BUFFER_SIZE];
WRITE_VAL("\t\t[meta][field] db name: %s\n", db_name.c_str());
WRITE_VAL("\t\t[meta][field] table name: %s\n", table_name.c_str());
WRITE_VAL("\t\t[meta][field] org table name: %s\n", org_table_name.c_str());
WRITE_VAL("\t\t[meta][field] col name: %s\n", col_name.c_str());
WRITE_VAL("\t\t[meta][field] org col name: %s\n", org_col_name.c_str());
WRITE_VAL("\t\t[meta][field] length: %u\n", (uint)length);
WRITE_VAL("\t\t[meta][field] charsetnr: %u\n", charsetnr);
WRITE_VAL("\t\t[meta][field] flags: %u", flags);
if (flags) WRITE_VAL(" (%s)", fieldflags2str(flags));
WRITE_STR("\n");
WRITE_VAL("\t\t[meta][field] decimals: %u\n", decimals);
WRITE_VAL2("\t\t[meta][field] type: %s (%u)\n", fieldtype2str(type), type);
WRITE_STR("\n");
}
void dump_row(size_t row_number) {
char buffer[STRING_BUFFER_SIZE];
WRITE_VAL2("\t\t[data][%s.%s]", table_name.c_str(), col_name.c_str());
WRITE_VAL2("[%3u][%s]\n", (uint)row_values[row_number].length(),
row_values[row_number].c_str());
}
};
class Table {
public:
uint num_cols;
uint num_rows;
const CHARSET_INFO *cs_info;
std::vector<Column> columns;
public:
Table(uint num_cols, const CHARSET_INFO *cs_info)
: num_cols(num_cols), num_rows(0), cs_info(cs_info) {}
void dump_table() {
char buffer[STRING_BUFFER_SIZE];
if (!num_cols) {
WRITE_STR("\t[meta] no columns\n");
return;
}
for (auto &&column : columns) column.dump_column_meta();
WRITE_STR("\n");
if (!cs_info) {
WRITE_STR("\t[meta] no charset\n");
return;
} else {
WRITE_VAL("\t[meta][charset result] number: %d\n", cs_info->number);
WRITE_VAL("\t[meta][charset result] name: %s\n", cs_info->csname);
WRITE_VAL("\t[meta][charset result] collation: %s\n", cs_info->name);
WRITE_VAL("\t[meta][charset result] sort order: %s\n",
cs_info->sort_order);
WRITE_STR("\n");
}
for (size_t i = 0; i < num_rows; i++) {
size_t col = 0;
for (auto &&column : columns) {
WRITE_VAL("\t[meta] current col: %zu\n", col);
col++;
column.dump_row(i);
}
WRITE_STR("\n");
}
}
};
class Server_context {
public:
std::vector<Table> tables;
uint current_col;
uint current_row;
ulong stmt_id;
enum_server_command cmd;
uint server_status;
uint warn_count;
uint affected_rows;
uint last_insert_id;
std::string message;
uint sql_errno;
std::string err_msg;
std::string sqlstate;
std::string log;
Server_context()
: current_col(0),
current_row(0),
server_status(0),
warn_count(0),
affected_rows(0),
last_insert_id(0),
sql_errno(0) {
err_msg.clear();
sqlstate.clear();
message.clear();
log.clear();
}
void dump_closing_ok() {
char buffer[STRING_BUFFER_SIZE];
dump_decoded_server_status("\t[end] server status: ", server_status);
WRITE_VAL("\t[end] warning count: %u\n", warn_count);
WRITE_VAL("\t[end] affected rows: %u\n", affected_rows);
WRITE_VAL("\t[end] last insert id: %u\n", last_insert_id);
WRITE_VAL("\t[end] message: %s\n", message.c_str());
}
void dump_closing_error() {
char buffer[STRING_BUFFER_SIZE];
WRITE_VAL2("[%u][%s]", sql_errno, sqlstate.c_str());
WRITE_VAL("[%s]\n", err_msg.c_str());
}
};
static void dump_decoded_server_status(const char *prefix, uint server_status) {
char buffer[STRING_BUFFER_SIZE];
WRITE_STR(prefix);
WRITE_VAL("%u\n", server_status);
WRITE_STR(prefix);
for (int i = 0; i < 30; i++) {
uint flag = 1 << i;
if (server_status & flag) {
#define FLAG_DELIMITER " "
switch (flag) {
case SERVER_STATUS_IN_TRANS:
WRITE_STR("IN_TRANS" FLAG_DELIMITER);
break;
case SERVER_STATUS_AUTOCOMMIT:
WRITE_STR("AUTOCOMMIT" FLAG_DELIMITER);
break;
case SERVER_MORE_RESULTS_EXISTS:
WRITE_STR("MORE_RESULTS_EXISTS" FLAG_DELIMITER);
break;
case SERVER_QUERY_NO_GOOD_INDEX_USED:
WRITE_STR("QUERY_NO_GOOD_INDEX_USED" FLAG_DELIMITER);
break;
case SERVER_QUERY_NO_INDEX_USED:
WRITE_STR("QUERY_NO_INDEX_USED" FLAG_DELIMITER);
break;
case SERVER_STATUS_CURSOR_EXISTS:
WRITE_STR("CURSOR_EXISTS" FLAG_DELIMITER);
break;
case SERVER_STATUS_LAST_ROW_SENT:
WRITE_STR("LAST_ROW_SENT" FLAG_DELIMITER);
break;
case SERVER_STATUS_DB_DROPPED:
WRITE_STR("DB_DROPPED" FLAG_DELIMITER);
break;
case SERVER_STATUS_NO_BACKSLASH_ESCAPES:
WRITE_STR("NO_BACKSLASH_ESCAPES" FLAG_DELIMITER);
break;
case SERVER_STATUS_METADATA_CHANGED:
WRITE_STR("METADATA_CHANGED" FLAG_DELIMITER);
break;
case SERVER_QUERY_WAS_SLOW:
WRITE_STR("QUERY_WAS_SLOW" FLAG_DELIMITER);
break;
case SERVER_PS_OUT_PARAMS:
WRITE_STR("PS_OUT_PARAMS" FLAG_DELIMITER);
break;
case SERVER_STATUS_IN_TRANS_READONLY:
WRITE_STR("IN_TRANS_READONLY" FLAG_DELIMITER);
break;
case SERVER_SESSION_STATE_CHANGED:
WRITE_STR("STATE_CHANGED" FLAG_DELIMITER);
break;
default:
// Add a new flag defined in mysql_com.h above to fix this
WRITE_VAL("UNKNOWN_%u\n", flag);
}
#undef FLAG_DELIMITER
}
}
WRITE_STR("\n");
}
static int handle_start_column_metadata(void *pctx, uint num_cols, uint,
const CHARSET_INFO *resultcs) {
Server_context *ctx = (Server_context *)pctx;
char buffer[STRING_BUFFER_SIZE];
WRITE_STR("handle_start_column_metadata\n");
DBUG_ENTER("handle_start_column_metadata");
DBUG_PRINT("info", ("resultcs->number: %d", resultcs->number));
DBUG_PRINT("info", ("resultcs->csname: %s", resultcs->csname));
DBUG_PRINT("info", ("resultcs->name: %s", resultcs->name));
ctx->tables.push_back(Table(num_cols, resultcs));
ctx->current_col = 0;
DBUG_RETURN(false);
}
static int handle_send_column_metadata(void *pctx, struct st_send_field *field,
const CHARSET_INFO *) {
Server_context *ctx = (Server_context *)pctx;
// char buffer[STRING_BUFFER_SIZE];
// WRITE_STR("handle_send_column_metadata\n");
DBUG_ENTER("handle_send_column_metadata");
DBUG_PRINT("info", ("field->db_name: %s", field->db_name));
DBUG_PRINT("info", ("field->table_name: %s", field->table_name));
DBUG_PRINT("info", ("field->org_table_name: %s", field->org_table_name));
DBUG_PRINT("info", ("field->col_name: %s", field->col_name));
DBUG_PRINT("info", ("field->org_col_name: %s", field->org_col_name));
DBUG_PRINT("info", ("field->length: %d", (int)field->length));
DBUG_PRINT("info", ("field->charsetnr: %d", (int)field->charsetnr));
DBUG_PRINT("info", ("field->flags: %d", (int)field->flags));
DBUG_PRINT("info", ("field->decimals: %d", (int)field->decimals));
DBUG_PRINT("info", ("field->type: %d", (int)field->type));
ctx->tables.back().columns.push_back(
Column(field->db_name, field->table_name, field->org_table_name,
field->col_name, field->org_col_name, field->length,
field->charsetnr, field->flags, field->decimals, field->type));
ctx->current_col++;
DBUG_RETURN(false);
}
static int handle_end_column_metadata(void *pctx, uint server_status,
uint warn_count) {
char buffer[STRING_BUFFER_SIZE];
Server_context *ctx = (Server_context *)pctx;
DBUG_ENTER("handle_end_column_metadata");
ctx->server_status = server_status;
ctx->warn_count = warn_count;
ctx->current_row = 0;
WRITE_STR("handle_end_column_metadata\n");
DBUG_RETURN(false);
}
static int handle_start_row(void *pctx) {
Server_context *ctx = (Server_context *)pctx;
char buffer[STRING_BUFFER_SIZE];
WRITE_STR("handle_start_row\n");
DBUG_ENTER("handle_start_row");
ctx->current_col = 0;
DBUG_RETURN(false);
}
static int handle_end_row(void *pctx) {
Server_context *ctx = (Server_context *)pctx;
char buffer[STRING_BUFFER_SIZE];
DBUG_ENTER("handle_end_row");
WRITE_STR("handle_end_row\n");
// Get the generated statement id
if (ctx->cmd == COM_STMT_PREPARE && ctx->current_row == 0 &&
ctx->tables.size() == 1 && ctx->tables[0].columns.size() == 4 &&
ctx->tables[0].columns[0].row_values.size() == 1) {
ctx->stmt_id = std::stoul(ctx->tables[0].columns[0].row_values[0], 0, 10);
}
ctx->tables.back().num_rows++;
ctx->current_row++;
DBUG_RETURN(false);
}
static void handle_abort_row(void *) {
char buffer[STRING_BUFFER_SIZE];
WRITE_STR("handle_abort_row\n");
DBUG_ENTER("handle_abort_row");
DBUG_VOID_RETURN;
}
static ulong get_client_capabilities(void *) {
DBUG_ENTER("get_client_capabilities");
DBUG_RETURN(CLIENT_PS_MULTI_RESULTS | CLIENT_MULTI_RESULTS);
}
static int handle_store_null(void *pctx) {
Server_context *ctx = (Server_context *)pctx;
// WRITE_STR("handle_store_null\n");
DBUG_ENTER("handle_store_null");
uint col = ctx->current_col;
ctx->current_col++;
ctx->tables.back().columns[col].row_values.push_back("[NULL]");
DBUG_RETURN(false);
}
static int handle_store_integer(void *pctx, longlong value) {
char buffer[LARGE_STRING_BUFFER_SIZE];
Server_context *ctx = (Server_context *)pctx;
DBUG_ENTER("handle_store_integer");
uint col = ctx->current_col;
ctx->current_col++;
size_t len = snprintf(buffer, sizeof(buffer), "%lld", value);
ctx->tables.back().columns[col].row_values.push_back(
std::string(buffer, len));
DBUG_RETURN(false);
}
static int handle_store_longlong(void *pctx, longlong value, uint is_unsigned) {
char buffer[LARGE_STRING_BUFFER_SIZE];
Server_context *ctx = (Server_context *)pctx;
DBUG_ENTER("handle_store_longlong");
uint col = ctx->current_col;
ctx->current_col++;
size_t len =
snprintf(buffer, sizeof(buffer), is_unsigned ? "%llu" : "%lld", value);
ctx->tables.back().columns[col].row_values.push_back(
std::string(buffer, len));
DBUG_RETURN(false);
}
static const char *test_decimal_as_string(char *buff, const decimal_t *val,
int *length) {
if (!val) return "NULL";
(void)decimal2string(val, buff, length, 0, 0, 0);
return buff;
}
static int handle_store_decimal(void *pctx, const decimal_t *value) {
char buffer[LARGE_STRING_BUFFER_SIZE];
Server_context *ctx = (Server_context *)pctx;
DBUG_ENTER("handle_store_decimal");
uint col = ctx->current_col;
ctx->current_col++;
int len = SIZEOF_SQL_STR_VALUE;
test_decimal_as_string(buffer, value, &len);
ctx->tables.back().columns[col].row_values.push_back(
std::string(buffer, len));
DBUG_RETURN(false);
}
static int handle_store_double(void *pctx, double value, uint32) {
char buffer[LARGE_STRING_BUFFER_SIZE];
Server_context *ctx = (Server_context *)pctx;
DBUG_ENTER("handle_store_double");
uint col = ctx->current_col;
ctx->current_col++;
size_t len = snprintf(buffer, sizeof(buffer), "%3.7g", value);
ctx->tables.back().columns[col].row_values.push_back(
std::string(buffer, len));
DBUG_RETURN(false);
}
static int handle_store_date(void *pctx, const MYSQL_TIME *value) {
char buffer[LARGE_STRING_BUFFER_SIZE];
Server_context *ctx = (Server_context *)pctx;
DBUG_ENTER("handle_store_date");
uint col = ctx->current_col;
ctx->current_col++;
size_t len =
snprintf(buffer, sizeof(buffer), "%s%4d-%02d-%02d", value->neg ? "-" : "",
value->year, value->month, value->day);
ctx->tables.back().columns[col].row_values.push_back(
std::string(buffer, len));
DBUG_RETURN(false);
}
static int handle_store_time(void *pctx, const MYSQL_TIME *value, uint) {
char buffer[LARGE_STRING_BUFFER_SIZE];
Server_context *ctx = (Server_context *)pctx;
DBUG_ENTER("handle_store_time");
uint col = ctx->current_col;
ctx->current_col++;
size_t len = snprintf(
buffer, sizeof(buffer), "%s%02d:%02d:%02d", value->neg ? "-" : "",
value->day ? (value->day * 24 + value->hour) : value->hour, value->minute,
value->second);
ctx->tables.back().columns[col].row_values.push_back(
std::string(buffer, len));
DBUG_RETURN(false);
}
static int handle_store_datetime(void *pctx, const MYSQL_TIME *value, uint) {
char buffer[LARGE_STRING_BUFFER_SIZE];
Server_context *ctx = (Server_context *)pctx;
DBUG_ENTER("handle_store_datetime");
uint col = ctx->current_col;
ctx->current_col++;
size_t len =
snprintf(buffer, sizeof(buffer), "%s%4d-%02d-%02d %02d:%02d:%02d",
value->neg ? "-" : "", value->year, value->month, value->day,
value->hour, value->minute, value->second);
ctx->tables.back().columns[col].row_values.push_back(
std::string(buffer, len));
DBUG_RETURN(false);
}
static int handle_store_string(void *pctx, const char *const value,
size_t length, const CHARSET_INFO *const) {
Server_context *ctx = (Server_context *)pctx;
DBUG_ENTER("handle_store_string");
uint col = ctx->current_col;
ctx->current_col++;
ctx->tables.back().columns[col].row_values.push_back(
std::string(value, length));
DBUG_RETURN(false);
}
static void handle_ok(void *pctx, uint server_status, uint statement_warn_count,
ulonglong affected_rows, ulonglong last_insert_id,
const char *const message) {
Server_context *ctx = (Server_context *)pctx;
char buffer[STRING_BUFFER_SIZE];
WRITE_STR("handle_ok\n");
DBUG_ENTER("handle_ok");
/* This could be an EOF */
ctx->server_status = server_status;
ctx->warn_count = statement_warn_count;
ctx->affected_rows = affected_rows;
ctx->last_insert_id = last_insert_id;
if (message) ctx->message.assign(message);
WRITE_STR("<<<<<<<<<<<< Current context >>>>>>>>>>>>>>>\n");
for (auto &&table : ctx->tables) {
table.dump_table();
}
ctx->dump_closing_ok();
WRITE_STR("<<<<<<<<<<<<>>>>>>>>>>>>>>>\n");
DBUG_VOID_RETURN;
}
static void handle_error(void *pctx, uint sql_errno, const char *const err_msg,
const char *const sqlstate) {
char buffer[LARGE_STRING_BUFFER_SIZE];
Server_context *ctx = (Server_context *)pctx;
WRITE_STR("handle_error\n");
DBUG_ENTER("handle_error");
/// was setting current_row size to 0...
if (!ctx->tables.empty()) ctx->tables.pop_back();
ctx->sql_errno = sql_errno;
ctx->sqlstate.assign(sqlstate);
ctx->err_msg.assign(err_msg);
ctx->dump_closing_error();
DBUG_VOID_RETURN;
}
static void handle_shutdown(void *, int) {
char buffer[STRING_BUFFER_SIZE];
WRITE_STR("handle_shutdown\n");
DBUG_ENTER("handle_shutdown");
DBUG_VOID_RETURN;
}
const struct st_command_service_cbs protocol_callbacks = {
handle_start_column_metadata,
handle_send_column_metadata,
handle_end_column_metadata,
handle_start_row,
handle_end_row,
handle_abort_row,
get_client_capabilities,
handle_store_null,
handle_store_integer,
handle_store_longlong,
handle_store_decimal,
handle_store_double,
handle_store_date,
handle_store_time,
handle_store_datetime,
handle_store_string,
handle_ok,
handle_error,
handle_shutdown,
};
/****************************************************************************************/
#define WRITE_DASHED_LINE() \
WRITE_STR( \
"------------------------------------------------------------------\n");
#define WRITE_HASHED_LINE() \
WRITE_STR( \
"##################################################################\n");
static const char *fieldtype2str(enum enum_field_types type) {
switch (type) {
case MYSQL_TYPE_BIT:
return "BIT";
case MYSQL_TYPE_BLOB:
return "BLOB";
case MYSQL_TYPE_DATE:
return "DATE";
case MYSQL_TYPE_DATETIME:
return "DATETIME";
case MYSQL_TYPE_NEWDECIMAL:
return "NEWDECIMAL";
case MYSQL_TYPE_DECIMAL:
return "DECIMAL";
case MYSQL_TYPE_DOUBLE:
return "DOUBLE";
case MYSQL_TYPE_ENUM:
return "ENUM";
case MYSQL_TYPE_FLOAT:
return "FLOAT";
case MYSQL_TYPE_GEOMETRY:
return "GEOMETRY";
case MYSQL_TYPE_INT24:
return "INT24";
case MYSQL_TYPE_LONG:
return "LONG";
case MYSQL_TYPE_LONGLONG:
return "LONGLONG";
case MYSQL_TYPE_LONG_BLOB:
return "LONG_BLOB";
case MYSQL_TYPE_MEDIUM_BLOB:
return "MEDIUM_BLOB";
case MYSQL_TYPE_NEWDATE:
return "NEWDATE";
case MYSQL_TYPE_NULL:
return "NULL";
case MYSQL_TYPE_SET:
return "SET";
case MYSQL_TYPE_SHORT:
return "SHORT";
case MYSQL_TYPE_STRING:
return "STRING";
case MYSQL_TYPE_TIME:
return "TIME";
case MYSQL_TYPE_TIMESTAMP:
return "TIMESTAMP";
case MYSQL_TYPE_TINY:
return "TINY";
case MYSQL_TYPE_TINY_BLOB:
return "TINY_BLOB";
case MYSQL_TYPE_VARCHAR:
return "VARCHAR";
case MYSQL_TYPE_VAR_STRING:
return "VAR_STRING";
case MYSQL_TYPE_YEAR:
return "YEAR";
default:
return "?-unknown-?";
}
}
static char *fieldflags2str(uint f) {
static char buf[LARGE_STRING_BUFFER_SIZE];
char *s = buf;
*s = 0;
#define ff2s_check_flag(X) \
if (f & X##_FLAG) { \
s = my_stpcpy(s, #X " "); \
f &= ~X##_FLAG; \
}
ff2s_check_flag(NOT_NULL);
ff2s_check_flag(PRI_KEY);
ff2s_check_flag(UNIQUE_KEY);
ff2s_check_flag(MULTIPLE_KEY);
ff2s_check_flag(BLOB);
ff2s_check_flag(UNSIGNED);
ff2s_check_flag(ZEROFILL);
ff2s_check_flag(BINARY);
ff2s_check_flag(ENUM);
ff2s_check_flag(AUTO_INCREMENT);
ff2s_check_flag(TIMESTAMP);
ff2s_check_flag(SET);
ff2s_check_flag(NO_DEFAULT_VALUE);
ff2s_check_flag(NUM);
ff2s_check_flag(PART_KEY);
ff2s_check_flag(GROUP);
ff2s_check_flag(UNIQUE);
ff2s_check_flag(BINCMP);
ff2s_check_flag(ON_UPDATE_NOW);
#undef ff2s_check_flag
if (f) sprintf(s, " unknown=0x%04x", f);
return buf;
}
static void set_query_in_com_data(union COM_DATA *cmd, const char *query) {
cmd->com_query.query = (char *)query;
cmd->com_query.length = strlen(query);
}
static void run_cmd(MYSQL_SESSION session, enum_server_command cmd,
COM_DATA *data, Server_context *ctx,
bool generates_result_set, void *p MY_ATTRIBUTE((unused))) {
char buffer[STRING_BUFFER_SIZE];
WRITE_DASHED_LINE();
enum cs_text_or_binary txt_or_bin = CS_TEXT_REPRESENTATION;
WRITE_STR("[CS_TEXT_REPRESENTATION]\n");
again:
print_cmd(cmd, data);
ctx->cmd = cmd;
int fail = command_service_run_command(session, cmd, data,
&my_charset_utf8_general_ci,
&protocol_callbacks, txt_or_bin, ctx);
if (fail) {
LogPluginErrMsg(ERROR_LEVEL, ER_LOG_PRINTF_MSG, "run_statement code: %d\n",
fail);
return;
}
if (generates_result_set && txt_or_bin == CS_TEXT_REPRESENTATION) {
txt_or_bin = CS_BINARY_REPRESENTATION;
WRITE_STR("[CS_BINARY_REPRESENTATION]\n");
goto again;
}
WRITE_DASHED_LINE();
}
static void print_cmd(enum_server_command cmd, COM_DATA *data) {
char buffer[STRING_BUFFER_SIZE];
switch (cmd) {
case COM_INIT_DB:
WRITE_VAL("COM_INIT_DB: db_name[%s]\n", data->com_init_db.db_name);
break;
case COM_QUERY:
WRITE_VAL("COM_QUERY: query[%s]\n", data->com_query.query);
break;
case COM_STMT_PREPARE:
WRITE_VAL("COM_STMT_PREPARE: query[%s]\n", data->com_stmt_prepare.query);
break;
case COM_STMT_EXECUTE:
WRITE_VAL("COM_STMT_EXECUTE: stmt_id [%lu]\n",
data->com_stmt_execute.stmt_id);
break;
case COM_STMT_SEND_LONG_DATA:
WRITE_VAL("COM_STMT_SEND_LONG_DATA: stmt_id [%lu]\n",
data->com_stmt_send_long_data.stmt_id);
break;
case COM_STMT_CLOSE:
WRITE_VAL("COM_STMT_CLOSE: stmt_id [%u]\n", data->com_stmt_close.stmt_id);
break;
case COM_STMT_RESET:
WRITE_VAL("COM_STMT_RESET: stmt_id [%u]\n", data->com_stmt_reset.stmt_id);
break;
case COM_STMT_FETCH:
WRITE_VAL("COM_STMT_FETCH: stmt_id [%lu]\n",
data->com_stmt_fetch.stmt_id);
break;
default:
WRITE_STR("NOT FOUND: add command to print_cmd\n");
}
}
static void setup_test(MYSQL_SESSION session, void *p) {
DBUG_ENTER("setup_test");
char buffer[STRING_BUFFER_SIZE];
Server_context ctx;
COM_DATA cmd;
WRITE_STR("CHANGE DATABASE\n");
cmd.com_init_db.db_name = "test";
cmd.com_init_db.length = strlen("test");
run_cmd(session, COM_INIT_DB, &cmd, &ctx, false, p);
WRITE_STR("CREATE TABLE\n");
set_query_in_com_data(&cmd,
"CREATE TABLE t1 (a INT, b INT, c INT, UNIQUE (A), "
"UNIQUE(B))");
run_cmd(session, COM_QUERY, &cmd, &ctx, false, p);
WRITE_STR("INSERT VALUES INTO THE TABLE\n");
set_query_in_com_data(&cmd,
"INSERT INTO t1 VALUES"
"(1, 12, 1111), (2, 11, 2222),"
"(3, 10, 3333), (4, 9, 4444),"
"(5, 8, 5555), (6, 7, 6666),"
"(7, 6, 7777), (8, 5, -1111),"
"(9, 4, -2222), (10, 3, -3333),"
"(11, 2, -4444), (12, 1, -5555)");
run_cmd(session, COM_QUERY, &cmd, &ctx, false, p);
DBUG_VOID_RETURN;
}
static void test_1(MYSQL_SESSION session, void *p) {
DBUG_ENTER("test_1");
char buffer[STRING_BUFFER_SIZE];
Server_context ctx;
COM_DATA cmd;
WRITE_STR("CREATE PREPARED STATEMENT\n");
cmd.com_stmt_prepare.query = "SELECT * from t1 where a > ? and b < ?";
cmd.com_stmt_prepare.length = strlen(cmd.com_stmt_prepare.query);
run_cmd(session, COM_STMT_PREPARE, &cmd, &ctx, false, p);
WRITE_STR("EXECUTE PREPARED STATEMENT WITH PARAMETERS AND CURSOR\n");
PS_PARAM params[2];
params[0].type = MYSQL_TYPE_STRING;
params[0].unsigned_type = false;
params[0].null_bit = false;
params[0].value = (const unsigned char *)"5";
params[0].length = 2;
params[1].type = MYSQL_TYPE_STRING;
params[1].unsigned_type = false;
params[1].null_bit = false;
params[1].value = (const unsigned char *)"20";
params[1].length = 2;
cmd.com_stmt_execute.stmt_id = ctx.stmt_id;
cmd.com_stmt_execute.open_cursor = true;
cmd.com_stmt_execute.has_new_types = false;
cmd.com_stmt_execute.parameters = params;
cmd.com_stmt_execute.parameter_count = 2;
cmd.com_stmt_execute.has_new_types = true;
run_cmd(session, COM_STMT_EXECUTE, &cmd, &ctx, false, p);
WRITE_STR("EXECUTE PREPARED STATEMENT WITH WRONG NO OF PARAM\n");
cmd.com_stmt_execute.parameter_count = 1;
run_cmd(session, COM_STMT_EXECUTE, &cmd, &ctx, false, p);
WRITE_STR("FETCH ONE ROW FROM THE CURSOR\n");
cmd.com_stmt_fetch.stmt_id = ctx.stmt_id;
cmd.com_stmt_fetch.num_rows = 1;
run_cmd(session, COM_STMT_FETCH, &cmd, &ctx, false, p);
WRITE_STR("FETCH TWO ROWS FROM THE CURSOR\n");
cmd.com_stmt_fetch.num_rows = 2;
run_cmd(session, COM_STMT_FETCH, &cmd, &ctx, false, p);
WRITE_STR("CLOSE THE STATEMENT\n");
cmd.com_stmt_close.stmt_id = ctx.stmt_id;
run_cmd(session, COM_STMT_CLOSE, &cmd, &ctx, false, p);
WRITE_STR("CLOSE NON-EXISTING STATEMENT\n");
cmd.com_stmt_close.stmt_id = 100001;
run_cmd(session, COM_STMT_CLOSE, &cmd, &ctx, false, p);
cmd.com_stmt_fetch.stmt_id = ctx.stmt_id;
WRITE_STR("TRY TO FETCH ONE ROW FROM A DEALLOCATED(CLOSED) PS\n");
run_cmd(session, COM_STMT_FETCH, &cmd, &ctx, false, p);
DBUG_VOID_RETURN;
}
static void test_2(MYSQL_SESSION session, void *p) {
DBUG_ENTER("test_2");
char buffer[STRING_BUFFER_SIZE];
Server_context ctx;
COM_DATA cmd;
WRITE_STR("CREATE PREPARED STATEMENT\n");
cmd.com_stmt_prepare.query = "SELECT * from t1 where a > ? and b < ?";
cmd.com_stmt_prepare.length = strlen(cmd.com_stmt_prepare.query);
run_cmd(session, COM_STMT_PREPARE, &cmd, &ctx, false, p);
PS_PARAM params[2];
params[0].type = MYSQL_TYPE_STRING;
params[0].unsigned_type = false;
params[0].null_bit = false;
params[0].value = (const unsigned char *)"4";
params[0].length = 2;
params[1].type = MYSQL_TYPE_STRING;
params[1].unsigned_type = false;
params[1].null_bit = false;
params[1].value = (const unsigned char *)"7";
params[1].length = 2;
cmd.com_stmt_execute.stmt_id = ctx.stmt_id;
cmd.com_stmt_execute.parameters = params;
cmd.com_stmt_execute.parameter_count = 2;
cmd.com_stmt_execute.has_new_types = true;
cmd.com_stmt_execute.open_cursor = true;
WRITE_STR("EXECUTE THE PS FOR OPEN CURSOR\n");
run_cmd(session, COM_STMT_EXECUTE, &cmd, &ctx, false, p);
WRITE_STR("FETCH ONE ROW\n");
cmd.com_stmt_fetch.stmt_id = ctx.stmt_id;
run_cmd(session, COM_STMT_FETCH, &cmd, &ctx, false, p);
WRITE_STR("RESET THE STATEMENT\n");
cmd.com_stmt_reset.stmt_id = ctx.stmt_id;
run_cmd(session, COM_STMT_RESET, &cmd, &ctx, false, p);
WRITE_STR("RESET NON-EXISTING STATEMENT\n");
cmd.com_stmt_reset.stmt_id = 199999;
run_cmd(session, COM_STMT_RESET, &cmd, &ctx, false, p);
WRITE_STR("TRY TO FETCH ONE ROW FROM THE PS WITH REMOVED CURSOR\n");
cmd.com_stmt_fetch.num_rows = 1;
cmd.com_stmt_fetch.stmt_id = ctx.stmt_id;
run_cmd(session, COM_STMT_FETCH, &cmd, &ctx, false, p);
WRITE_STR("CLOSE THE STATEMENT\n");
cmd.com_stmt_close.stmt_id = ctx.stmt_id;
run_cmd(session, COM_STMT_CLOSE, &cmd, &ctx, false, p);
DBUG_VOID_RETURN;
}
static void test_3(MYSQL_SESSION session, void *p) {
DBUG_ENTER("test_3");
char buffer[STRING_BUFFER_SIZE];
Server_context ctx;
COM_DATA cmd;
WRITE_STR("CREATE PREPARED STATEMENT\n");
cmd.com_stmt_prepare.query = "SELECT * from t1 where a > ? and b > ?";
cmd.com_stmt_prepare.length = strlen(cmd.com_stmt_prepare.query);
run_cmd(session, COM_STMT_PREPARE, &cmd, &ctx, false, p);
PS_PARAM params[2];
params[0].type = MYSQL_TYPE_STRING;
params[0].unsigned_type = false;
params[0].null_bit = false;
params[0].value = (const unsigned char *)"2";
params[0].length = 2;
params[1].type = MYSQL_TYPE_STRING;
params[1].unsigned_type = false;
params[1].null_bit = false;
params[1].value = (const unsigned char *)"3";
params[1].length = 2;
cmd.com_stmt_execute.stmt_id = ctx.stmt_id;
cmd.com_stmt_execute.parameter_count = 2;
cmd.com_stmt_execute.parameters = params;
cmd.com_stmt_execute.open_cursor = false;
cmd.com_stmt_execute.has_new_types = true;
WRITE_STR("EXECUTE THE PS WITHOUT CURSOR\n");
run_cmd(session, COM_STMT_EXECUTE, &cmd, &ctx, false, p);
WRITE_STR("TRY TO FETCH ONE ROW FROM A PS WITHOUT CURSOR\n");
cmd.com_stmt_fetch.num_rows = 1;
cmd.com_stmt_fetch.stmt_id = ctx.stmt_id;
run_cmd(session, COM_STMT_FETCH, &cmd, &ctx, false, p);
WRITE_STR("TRY TO RESET THE CURSOR FROM A PS WITHOUT CURSOR\n");
cmd.com_stmt_reset.stmt_id = ctx.stmt_id;
run_cmd(session, COM_STMT_RESET, &cmd, &ctx, false, p);
WRITE_STR("TRY TO CLOSE THE CURSOR FROM A PS WITHOUT CURSOR\n");
cmd.com_stmt_close.stmt_id = ctx.stmt_id;
run_cmd(session, COM_STMT_CLOSE, &cmd, &ctx, false, p);
DBUG_VOID_RETURN;
}
static void test_4(MYSQL_SESSION session, void *p) {
DBUG_ENTER("test_selects");
char buffer[STRING_BUFFER_SIZE];
uchar param_buff[STRING_BUFFER_SIZE];
uchar *pos = param_buff;
Server_context ctx;
COM_DATA cmd;
WRITE_STR("CREATE TABLE\n");
set_query_in_com_data(&cmd,
"CREATE TABLE t2"
"("
" c1 tinyint,"
" c2 smallint,"
" c3 mediumint,"
" c4 int,"
" c5 integer,"