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fix(connector): lua example compile for 3.0 (#11523) 

* [TD-13558]<feature>: taos shell refactor

add taosTools as submodule

* add tools/taos-tools

* add more client interface for taosTools compile

* update taos-tools

* update taos-tools

* refactor shell

* [TD-13558]<feature>: taos shell test speed

* [TD-13558]<feature>: taos -n startup works

* taos -n rpc works

* taos -n server works

* cleanup code since no endPort in 3.0

* update taos-tools

* [TD-13558]<feature>: taos -C works

* improve taos shell -c WIP

* update taos-tools

* add demoapi.c

* adjust show databases result for 3.0

* test: add platform logic

* add nchar

* adjust taos_fetch_lengths

* print fields

* remove show databases check from insert cases

* fix lua example compile for 3.0

still not work
This commit is contained in:
Shuduo Sang 2022-04-15 13:17:25 +08:00 committed by GitHub
parent b3978108bc
commit 85496cbb4c
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 19 additions and 123 deletions
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2
examples/lua/build.sh
View File

@ -4,5 +4,5 @@ if [ "$lua_header_installed" = "0" ]; then
sudo apt install -y liblua5.3-dev
fi
gcc -std=c99 lua_connector.c -fPIC -shared -o luaconnector.so -Wall -ltaos -I/usr/include/lua5.3
gcc -std=c99 lua_connector.c -fPIC -shared -o luaconnector.so -Wall -ltaos -I/usr/include/lua5.3 -I../../include/client

140
examples/lua/lua_connector.c
View File

@ -1,11 +1,11 @@
#include <lauxlib.h>
#include <lua.h>
#include <lualib.h>
#include <stdio.h>
#include <math.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include "../../../include/client/taos.h"
#include <lua.h>
#include <lauxlib.h>
#include <lualib.h>
#include "taos.h"
struct cb_param{
lua_State* state;
@ -28,14 +28,14 @@ static int l_connect(lua_State *L){
luaL_checktype(L, 1, LUA_TTABLE);
lua_getfield(L,1,"host");
lua_getfield(L, 1,"host");
if (lua_isstring(L,-1)){
host = lua_tostring(L, -1);
// printf("host = %s\n", host);
}
lua_getfield(L, 1, "port");
if (lua_isinteger(L,-1)){
if (lua_isinteger(L, -1)){
port = lua_tointeger(L, -1);
//printf("port = %d\n", port);
}
@ -60,8 +60,6 @@ static int l_connect(lua_State *L){
lua_settop(L,0);
taos_init();
lua_newtable(L);
int table_index = lua_gettop(L);
@ -102,7 +100,7 @@ static int l_query(lua_State *L){
printf("failed, reason:%s\n", taos_errstr(result));
lua_pushinteger(L, -1);
lua_setfield(L, table_index, "code");
lua_pushstring(L, taos_errstr(taos));
lua_pushstring(L, taos_errstr(result));
lua_setfield(L, table_index, "error");
return 1;
@ -113,7 +111,6 @@ static int l_query(lua_State *L){
int rows = 0;
int num_fields = taos_field_count(result);
const TAOS_FIELD *fields = taos_fetch_fields(result);
//char temp[256];
const int affectRows = taos_affected_rows(result);
// printf(" affect rows:%d\r\n", affectRows);
@ -122,7 +119,7 @@ static int l_query(lua_State *L){
lua_pushinteger(L, affectRows);
lua_setfield(L, table_index, "affected");
lua_newtable(L);
while ((row = taos_fetch_row(result))) {
//printf("row index:%d\n",rows);
rows++;
@ -136,17 +133,21 @@ static int l_query(lua_State *L){
}
lua_pushstring(L,fields[i].name);
int32_t* length = taos_fetch_lengths(result);
switch (fields[i].type) {
case TSDB_DATA_TYPE_UTINYINT:
case TSDB_DATA_TYPE_TINYINT:
lua_pushinteger(L,*((char *)row[i]));
break;
case TSDB_DATA_TYPE_USMALLINT:
case TSDB_DATA_TYPE_SMALLINT:
lua_pushinteger(L,*((short *)row[i]));
break;
case TSDB_DATA_TYPE_UINT:
case TSDB_DATA_TYPE_INT:
lua_pushinteger(L,*((int *)row[i]));
break;
case TSDB_DATA_TYPE_UBIGINT:
case TSDB_DATA_TYPE_BIGINT:
lua_pushinteger(L,*((int64_t *)row[i]));
break;
@ -156,9 +157,11 @@ static int l_query(lua_State *L){
case TSDB_DATA_TYPE_DOUBLE:
lua_pushnumber(L,*((double *)row[i]));
break;
case TSDB_DATA_TYPE_JSON:
case TSDB_DATA_TYPE_BINARY:
case TSDB_DATA_TYPE_NCHAR:
lua_pushstring(L,(char *)row[i]);
//printf("type:%d, max len:%d, current len:%d\n",fields[i].type, fields[i].bytes, length[i]);
lua_pushlstring(L,(char *)row[i], length[i]);
break;
case TSDB_DATA_TYPE_TIMESTAMP:
lua_pushinteger(L,*((int64_t *)row[i]));
@ -166,6 +169,7 @@ static int l_query(lua_State *L){
case TSDB_DATA_TYPE_BOOL:
lua_pushinteger(L,*((char *)row[i]));
break;
case TSDB_DATA_TYPE_NULL:
default:
lua_pushnil(L);
break;
@ -235,112 +239,6 @@ static int l_async_query(lua_State *L){
return 1;
}
void stream_cb(void *param, TAOS_RES *result, TAOS_ROW row){
struct cb_param* p = (struct cb_param*) param;
TAOS_FIELD *fields = taos_fetch_fields(result);
int numFields = taos_num_fields(result);
// printf("\nnumfields:%d\n", numFields);
//printf("\n\r-----------------------------------------------------------------------------------\n");
lua_State *L = p->state;
lua_rawgeti(L, LUA_REGISTRYINDEX, p->callback);
lua_newtable(L);
for (int i = 0; i < numFields; ++i) {
if (row[i] == NULL) {
continue;
}
lua_pushstring(L,fields[i].name);
switch (fields[i].type) {
case TSDB_DATA_TYPE_TINYINT:
lua_pushinteger(L,*((char *)row[i]));
break;
case TSDB_DATA_TYPE_SMALLINT:
lua_pushinteger(L,*((short *)row[i]));
break;
case TSDB_DATA_TYPE_INT:
lua_pushinteger(L,*((int *)row[i]));
break;
case TSDB_DATA_TYPE_BIGINT:
lua_pushinteger(L,*((int64_t *)row[i]));
break;
case TSDB_DATA_TYPE_FLOAT:
lua_pushnumber(L,*((float *)row[i]));
break;
case TSDB_DATA_TYPE_DOUBLE:
lua_pushnumber(L,*((double *)row[i]));
break;
case TSDB_DATA_TYPE_BINARY:
case TSDB_DATA_TYPE_NCHAR:
lua_pushstring(L,(char *)row[i]);
break;
case TSDB_DATA_TYPE_TIMESTAMP:
lua_pushinteger(L,*((int64_t *)row[i]));
break;
case TSDB_DATA_TYPE_BOOL:
lua_pushinteger(L,*((char *)row[i]));
break;
default:
lua_pushnil(L);
break;
}
lua_settable(L, -3);
}
lua_call(L, 1, 0);
// printf("-----------------------------------------------------------------------------------\n\r");
}
static int l_open_stream(lua_State *L){
int r = luaL_ref(L, LUA_REGISTRYINDEX);
TAOS * taos = (TAOS*)lua_topointer(L,1);
const char * sqlstr = lua_tostring(L,2);
int stime = luaL_checknumber(L,3);
lua_newtable(L);
int table_index = lua_gettop(L);
struct cb_param *p = malloc(sizeof(struct cb_param));
p->state = L;
p->callback=r;
// printf("r:%d, L:%d\n",r,L);
void * s = taos_open_stream(taos,sqlstr,stream_cb,stime,p,NULL);
if (s == NULL) {
printf("failed to open stream, reason:%s\n", taos_errstr(taos));
free(p);
lua_pushnumber(L, -1);
lua_setfield(L, table_index, "code");
lua_pushstring(L, taos_errstr(taos));
lua_setfield(L, table_index, "error");
lua_pushlightuserdata(L,NULL);
lua_setfield(L, table_index, "stream");
}else{
// printf("success to open stream\n");
lua_pushnumber(L, 0);
lua_setfield(L, table_index, "code");
lua_pushstring(L, taos_errstr(taos));
lua_setfield(L, table_index, "error");
p->stream = s;
lua_pushlightuserdata(L,p);
lua_setfield(L, table_index, "stream");//stream has different content in lua and c.
}
return 1;
}
static int l_close_stream(lua_State *L){
//TODO:get stream and free cb_param
struct cb_param *p = lua_touserdata(L,1);
taos_close_stream(p->stream);
free(p);
return 0;
}
static int l_close(lua_State *L){
TAOS *taos= (TAOS*)lua_topointer(L,1);
@ -367,8 +265,6 @@ static const struct luaL_Reg lib[] = {
{"query", l_query},
{"query_a",l_async_query},
{"close", l_close},
{"open_stream", l_open_stream},
{"close_stream", l_close_stream},
{NULL, NULL}
};