linux lua
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#include <string.h>
#include <signal.h>
#include <sys/types.h>
#include <sys/wait.h>
#include "include/lua.hpp"
bool g_bQuit = false;
void SignalHandler(int signal)
{
printf("nanny thread was interrupt by signal\n");
g_bQuit = true;
}
//for lua
//Ö´Ðд«À´µÄ×Ö·û´®,·µ»Ø½á¹û
static int NannyCreateProcess(lua_State* L)
{
const char* param = lua_tostring(L,1);
int ret = system(param);
lua_pushnumber(L, ret);
return 1;
}
void DoLuaCheck(lua_State* L, char* szBuf)
{
lua_getglobal(L, "NannyCheckPsString");
lua_pushstring(L, szBuf);
lua_call(L, 1, 0);
}
void DoLuaReset(lua_State* L)
{
lua_getglobal(L, "NannyTryReloadProcess");
lua_call(L, 0, 0);
}
lua_State* InitLua()
{
lua_State* L = lua_open();
luaopen_base(L);
luaL_openlibs(L);
lua_register(L, "NannyCreateProcess", NannyCreateProcess);
luaL_dofile(L, "nanny.lua");
return L;
}
bool DoCheck()
{
int fd[2];
if( pipe(fd) < 0 )
{
fprintf(stderr, "failed to create pipe! (%s)\n", strerror(errno));
return false;
}
int nRet = fork();
if( nRet > 0 )
{
//¶ÁÈ¡¹ÜµÀÖÐpsÊä³ö
lua_State* L = InitLua();
if( L == NULL )
return false;
close(fd[1]);
FILE* fp = fdopen(fd[0], "r");
if( fp == NULL )
{
lua_close(L);
return false;
}
char szBuf[2048] = { 0 };
while( fgets(szBuf, 2048, fp) != NULL )
{
DoLuaCheck(L, szBuf);
//fprintf(stderr, "-----------%s",szBuf);
memset(szBuf, 0, 2048);
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