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#include<stdio.h>
#include<stdlib.h>
#include<limits.h>
#include<dlfcn.h>
#include<pthread.h>
#include<json/json.h>
#include"judge_def.h"
#include"judgm_lib.h"
#include"judgm_line.h"
#include"jmod_test.h"
#include"jmod_test_line.h"
static int line_load_setfile(FILE *set_file,int test_id,int &timelimit,int &memlimit,double &score){
int ret;
json_object *jso;
char buf[JUDGE_SET_FILEMAX];
fread(buf,1,sizeof(buf),set_file);
jso = json_tokener_parse(buf);
timelimit = json_object_get_int(json_object_object_get(jso,"timelimit"));
memlimit = json_object_get_int(json_object_object_get(jso,"memlimit"));
score = json_object_get_double(json_object_array_get_idx(json_object_object_get(jso,"score"),test_id - 1));
json_object_put(jso);
return 0;
}
static void line_sigaction(int sig_num,siginfo_t *sig_info,void *context){
if(sig_info->si_pid == line_proc->pid && line_proc->status == JUDGE_RUN){
if(!line_proc->proc_wait(false)){
line_chk_stop_fn();
}
}
}
static int line_sig_set(){
struct sigaction sig;
sig.sa_sigaction = line_sigaction;
sigemptyset(&sig.sa_mask);
sig.sa_flags = SA_SIGINFO | SA_RESTART;
if(sigaction(SIGCHLD,&sig,NULL)){
return -1;
}
return 0;
}
static int line_sig_restore(){
struct sigaction sig;
sig.sa_handler = SIG_DFL;
sigemptyset(&sig.sa_mask);
sig.sa_flags = 0;
if(sigaction(SIGCHLD,&sig,NULL)){
return -1;
}
return 0;
}
static int line_sig_block(){
sigset_t mask;
sigemptyset(&mask);
sigaddset(&mask,SIGCHLD);
if(pthread_sigmask(SIG_BLOCK,&mask,NULL)){
return -1;
}
return 0;
}
static int line_sig_unblock(){
sigset_t mask;
sigemptyset(&mask);
sigaddset(&mask,SIGCHLD);
if(pthread_sigmask(SIG_UNBLOCK,&mask,NULL)){
return -1;
}
return 0;
}
static int line_sig_wait(){
sigset_t mask;
int num;
sigfillset(&mask);
sigdelset(&mask,SIGKILL);
sigdelset(&mask,SIGTERM);
sigdelset(&mask,SIGINT);
sigdelset(&mask,SIGCHLD);
sigsuspend(&mask);
return 0;
}
DLL_PUBLIC int run(judgm_line_info *info){
int i;
line_result_data *res_data;
int set_timelimit;
int set_memlimit;
double set_score;
line_set_data *set_data;
char main_path[PATH_MAX + 1];
char exe_path[PATH_MAX + 1];
check_init_fn chk_init_fn;
check_run_fn chk_run_fn;
judgm_proc_check_fn chk_proc_fn;
char data_path[PATH_MAX + 1];
int chk_status;
set_data = (line_set_data*)info->set_data;
res_data = (line_result_data*)info->res_data;
info->res_len = sizeof(line_result_data);
res_data->test_id = set_data->test_id;
res_data->status = JUDGE_ERR;
res_data->score = 0;
res_data->runtime = 0;
res_data->memory = 0;
if(line_load_setfile(info->set_file,set_data->test_id,set_timelimit,set_memlimit,set_score)){
return -1;
}
snprintf(main_path,sizeof(main_path),"%s/main.cpp",info->code_path);
snprintf(exe_path,sizeof(exe_path),"%s/test",info->run_path);
if(judgm_compile(info->subid,main_path,exe_path,info->lang,false,res_data->errmsg,sizeof(res_data->errmsg))){
res_data->status = JUDGE_CE;
return -1;
}
chk_init_fn = (check_init_fn)dlsym(info->check_dll,"init");
chk_run_fn = (check_run_fn)dlsym(info->check_dll,"run");
chk_proc_fn = (judgm_proc_check_fn)dlsym(info->check_dll,"proc");
line_chk_stop_fn = (check_stop_fn)dlsym(info->check_dll,"stop");
line_proc = new judgm_proc(info->judgk_modfd,info->run_path,exe_path,set_timelimit,(set_timelimit * 10 + 5000),set_memlimit,chk_proc_fn);
snprintf(data_path,sizeof(data_path),"%s/private/%d",info->pro_path,set_data->test_id);
if(chk_init_fn(info->judgk_modfd,data_path,info->run_path)){
delete line_proc;
return -1;
}
if(line_sig_set()){
delete line_proc;
return -1;
}
if(line_proc->proc_run()){
delete line_proc;
return -1;
}
chk_run_fn(chk_status);
line_sig_block();
if(line_proc->status == JUDGE_RUN){
line_proc->proc_kill();
line_sig_wait();
}
line_sig_unblock();
printf("check status %d proc status %d\n",chk_status,line_proc->status);
if(line_sig_restore()){
delete line_proc;
return -1;
}
if(line_proc->status != JUDGE_AC){
res_data->status = line_proc->status;
}else{
res_data->status = chk_status;
}
if(res_data->status == JUDGE_AC){
res_data->score = set_score;
}else{
res_data->score = 0;
}
res_data->runtime = line_proc->runtime;
res_data->memory = line_proc->memory;
delete line_proc;
return 0;
}
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