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judge_client.cpp
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judge_client.cpp
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//
// Created by admin on 2017/10/18.
//
//
#define IGNORE_ESOL
// File: main.cc
// Author: sempr
// refacted by zhblue
/*
* Copyright 2008 sempr <iamsempr@gmail.com>
*
* Refacted and modified by zhblue<newsclan@gmail.com>
* Bug report email newsclan@gmail.com
*
*
* This file is part of HUSTOJ.
*
* HUSTOJ 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; either version 2 of the License, or
* (at your option) any later version.
*
* HUSTOJ 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with HUSTOJ. if not, see <http://www.gnu.org/licenses/>.
*/
#include <iostream>
#include <algorithm>
#include <fstream>
#include <sstream>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <dirent.h>
#include <unistd.h>
#include <cstdarg>
#include <cctype>
#include <sys/wait.h>
#include <sys/ptrace.h>
#include <sys/user.h>
#include <sys/resource.h>
//#include <sys/types.h>
#include "model/websocket/WebSocketSender.h"
#include "header/static_var.h"
#include "model/base/JSONVectorReader.h"
#include "model/base/Bundle.h"
#include "library/judge_lib.h"
#include "model/submission/SubmissionInfo.h"
#include "model/judge/policy/SpecialJudge.h"
#include "manager/syscall/InitManager.h"
#include "external/mysql/MySQLSubmissionAdapter.h"
using namespace std;
using CompilerArgsReader = JSONVectorReader;
using ConfigReader = JSONVectorReader;
//
/*copy from ZOJ
http://code.google.com/p/zoj/source/browse/trunk/judge_client/client/tracer.cc?spec=svn367&r=367#39
*/
#ifdef __i386
#define REG_SYSCALL orig_eax
#define REG_RET eax
#define REG_ARG0 ebx
#define REG_ARG1 ecx
#else
#define REG_SYSCALL orig_rax
#define REG_RET rax
#define REG_ARG0 rdi
#define REG_ARG1 rsi
#endif
//static int sleep_tmp;
int call_counter[call_array_size];
static char LANG_NAME[BUFFER_SIZE];
// read the configue file
void init_mysql_conf() {
strcpy(java_xms, "-Xms32m");
strcpy(java_xmx, "-Xmx256m");
host_name[0] = 0;
user_name[0] = 0;
password[0] = 0;
db_name[0] = 0;
database_port = 3306;
string configDIR = oj_home;
configDIR += "/etc/config.json";
ConfigReader configReader(configDIR);
strcpy(host_name, configReader.GetString("hostname").c_str());
strcpy(user_name, configReader.GetString("username").c_str());
strcpy(password, configReader.GetString("password").c_str());
strcpy(db_name, configReader.GetString("db_name").c_str());
database_port = configReader.GetInt("port");
javaTimeBonus = configReader.GetInt("java_time_bonus");
java_memory_bonus = configReader.GetInt("java_memory_bonus");
strcpy(java_xms, configReader.GetString("java_xms").c_str());
strcpy(java_xmx, configReader.GetString("java_xmx").c_str());
sim_enable = configReader.GetInt("sim_enable");
full_diff = configReader.GetInt("full_diff");
strcpy(http_username, configReader.GetString("judger_name").c_str());
SHARE_MEMORY_RUN = configReader.GetInt("shm_run");
use_max_time = configReader.GetInt("use_max_time");
use_ptrace = configReader.GetInt("use_ptrace");
ALL_TEST_MODE = configReader.GetInt("all_test_mode");
enable_parallel = configReader.GetInt("enable_parallel");
// fclose(fp);
}
/***
int compare_diff(const char *file1,const char *file2){
char diff[1024];
sprintf(diff,"diff -q -B -b -w --strip-trailing-cr %s %s",file1,file2);
int d=system(diff);
if (d) return OJ_WA;
sprintf(diff,"diff -q -B --strip-trailing-cr %s %s",file1,file2);
int p=system(diff);
if (p) return OJ_PE;
else return OJ_AC;
}
*/
/*
* translated from ZOJ judger r367
* http://code.google.com/p/zoj/source/browse/trunk/judge_client/client/text_checker.cc#25
*
*/
int compile(int lang, char *work_dir) {
int pid;
//webSocket << ws_send(solution_id, 2, NOT_FINISHED, ZERO_TIME, ZERO_MEMORY, ZERO_PASSPOINT, ZERO_PASSRATE);
string configJSONDir = oj_home;
configJSONDir += "/etc/compile.json";
CompilerArgsReader compilerArgsReader(configJSONDir);
shared_ptr<Language> languageModel(getLanguageModel(lang));
pid = fork();
if (pid == CHILD_PROCESS) {
languageModel->setCompileProcessLimit();
languageModel->setCompileMount(work_dir);
languageModel->setCompileExtraConfig();
setRunUser();
if (DEBUG)
cout << "Lang:" << lang << endl;
auto args = compilerArgsReader.GetArray(to_string(lang));
languageModel->compile(args, java_xms, java_xmx);
// fixme: issue caused by non-compile language
if (DEBUG) {
cout << "Compilation end!\n" << endl;
}
//exit(!system("cat ce.txt"));
exit(0);
} else {
int status = 0;
waitpid(pid, &status, 0);
status = languageModel->getCompileResult(status);
if (DEBUG)
printf("status=%d\n", status);
execute_cmd("/bin/umount -f bin usr lib lib64 etc/alternatives proc dev 2>&1 >/dev/null");
execute_cmd("/bin/umount -f %s/* 2>&1 >/dev/null", work_dir);
umount(work_dir);
return status;
}
}
/*
int read_proc_statm(int pid){
FILE * pf;
char fn[4096];
int ret;
sprintf(fn,"/proc/%d/statm",pid);
pf=fopen(fn,"r");
fscanf(pf,"%d",&ret);
fclose(pf);
return ret;
}
*/
void run_solution_parallel(int &lang, char *work_dir, double &time_lmt, double &usedtime,
int &mem_lmt, int fileId) {
shared_ptr<Language> languageModel(getLanguageModel(lang));
char input[BUFFER_SIZE], userOutput[BUFFER_SIZE], errorOutput[BUFFER_SIZE];
sprintf(input, "data%d.in", fileId);
sprintf(userOutput, "user%d.out", fileId);
sprintf(errorOutput, "error%d.out", fileId);
nice(19);
// now the user is "judger"
chdir(work_dir);
// open the files
freopen(input, "r", stdin);
freopen(userOutput, "w", stdout);
freopen(errorOutput, "a+", stderr);
//if(!DEBUG)
//
//}
// trace me
if (use_ptrace) {
ptrace(PTRACE_TRACEME, 0, NULL, NULL);
}
// run me
languageModel->buildChrootSandbox(work_dir);
setRunUser();
// char java_p1[BUFFER_SIZE], java_p2[BUFFER_SIZE];
// child
// set the limit
struct rlimit LIM{}; // time limit, file limit& memory limit
// time limit
if (ALL_TEST_MODE)
LIM.rlim_cur = static_cast<rlim_t>(time_lmt + 1);
else
LIM.rlim_cur = static_cast<rlim_t>((time_lmt - usedtime / 1000) + 1);
LIM.rlim_max = LIM.rlim_cur;
//if(DEBUG) printf("LIM_CPU=%d",(int)(LIM.rlim_cur));
setrlimit(RLIMIT_CPU, &LIM);
alarm(0);
// alarm(time_lmt * 10);
alarm(static_cast<unsigned int>(time_lmt * 10));
// file limit
LIM.rlim_max = ((STD_F_LIM << 2) + STD_MB);
LIM.rlim_cur = (STD_F_LIM << 2);
setrlimit(RLIMIT_FSIZE, &LIM);
// proc limit
languageModel->setProcessLimit();
// set the stack
LIM.rlim_cur = static_cast<rlim_t>(STD_MB << 7);
LIM.rlim_max = static_cast<rlim_t>(STD_MB << 7);
setrlimit(RLIMIT_STACK, &LIM);
// set the memory
LIM.rlim_cur = static_cast<rlim_t>(STD_MB * mem_lmt);
LIM.rlim_max = static_cast<rlim_t>(STD_MB * mem_lmt);
languageModel->runMemoryLimit(LIM);
if (!use_ptrace) {
languageModel->buildSeccompSandbox();
}
languageModel->run(mem_lmt);
//sleep(1);
fflush(stderr);
exit(0);
}
void run_solution(int &lang, char *work_dir, double &time_lmt, double &usedtime,
int &mem_lmt) {
shared_ptr<Language> languageModel(getLanguageModel(lang));
nice(19);
// now the user is "judger"
chdir(work_dir);
// open the files
freopen("data.in", "r", stdin);
//if(!DEBUG)
//{
freopen("user.out", "w", stdout);
freopen("error.out", "a+", stderr);
//}
// trace me
if (use_ptrace) {
ptrace(PTRACE_TRACEME, 0, NULL, NULL);
}
// run me
languageModel->buildChrootSandbox(work_dir);
setRunUser();
// char java_p1[BUFFER_SIZE], java_p2[BUFFER_SIZE];
// child
// set the limit
struct rlimit LIM{}; // time limit, file limit& memory limit
// time limit
if (ALL_TEST_MODE)
LIM.rlim_cur = static_cast<rlim_t>(time_lmt + 1);
else
LIM.rlim_cur = static_cast<rlim_t>((time_lmt - usedtime / 1000) + 1);
LIM.rlim_max = LIM.rlim_cur;
//if(DEBUG) printf("LIM_CPU=%d",(int)(LIM.rlim_cur));
setrlimit(RLIMIT_CPU, &LIM);
alarm(0);
// alarm(time_lmt * 10);
alarm(static_cast<unsigned int>(time_lmt * 10));
// file limit
LIM.rlim_max = ((STD_F_LIM << 2) + STD_MB);
LIM.rlim_cur = (STD_F_LIM << 2);
setrlimit(RLIMIT_FSIZE, &LIM);
// proc limit
languageModel->setProcessLimit();
// set the stack
LIM.rlim_cur = static_cast<rlim_t>(STD_MB << 7);
LIM.rlim_max = static_cast<rlim_t>(STD_MB << 7);
setrlimit(RLIMIT_STACK, &LIM);
// set the memory
LIM.rlim_cur = static_cast<rlim_t>(STD_MB * mem_lmt / 2 * 3);
LIM.rlim_max = static_cast<rlim_t>(STD_MB * mem_lmt * 2);
languageModel->runMemoryLimit(LIM);
if (!use_ptrace) {
languageModel->buildSeccompSandbox();
}
languageModel->run(mem_lmt);
//sleep(1);
fflush(stderr);
exit(0);
}
JudgeResult judge_solution(int &ACflg, double &usedtime, double time_lmt, int isspj,
int p_id, char *infile, char *outfile, char *userfile, char *usercode, int &PEflg,
int lang, char *work_dir, int &topmemory, int mem_lmt,
int solution_id, int num_of_test, string &global_work_dir) {
//usedtime-=1000;
shared_ptr<Language> languageModel(getLanguageModel(lang));
cout << "Used time" << endl;
cout << usedtime << endl;
cout << time_lmt * 1000 * (use_max_time ? 1 : num_of_test) << endl;
cout << "judge solution: infile: " << infile << " outfile: " << outfile << " userfile: " << userfile << endl;
int comp_res;
if (!ALL_TEST_MODE)
num_of_test = static_cast<int>(1.0);
if (ACflg == ACCEPT
&& usedtime > time_lmt * 1000 * (use_max_time ? 1 : num_of_test)) {
cout << "Time Limit Exceeded" << endl;
usedtime = time_lmt * 1000;
ACflg = TIME_LIMIT_EXCEEDED;
}
if (topmemory > mem_lmt * STD_MB)
ACflg = MEMORY_LIMIT_EXCEEDED; //issues79
languageModel->fixACFlag(ACflg);
// compare
if (ACflg == ACCEPT) {
if (isspj) {
comp_res = SpecialJudge::newInstance().setDebug(DEBUG).run(oj_home, p_id, infile, outfile, userfile,
usercode, global_work_dir);
} else {
shared_ptr<Compare::Compare> compare(getCompareModel());
compare->setDebug(DEBUG);
comp_res = compare->compare(outfile, userfile);
}
if (comp_res == WRONG_ANSWER) {
ACflg = WRONG_ANSWER;
if (DEBUG)
printf("fail test %s\n", infile);
} else if (comp_res == PRESENTATION_ERROR)
PEflg = PRESENTATION_ERROR;
ACflg = comp_res;
}
//jvm popup messages, if don't consider them will get miss-WrongAnswer
languageModel->fixFlagWithVMIssue(work_dir, ACflg, topmemory, mem_lmt);
return {ACflg, usedtime, topmemory, 0};
}
void watch_solution(pid_t pidApp, char *infile, int &ACflg, int isspj,
char *userfile, char *outfile, int solution_id, int lang,
int &topmemory, int mem_lmt, double &usedtime, double time_lmt, int &p_id,
int &PEflg, char *work_dir) {
// parent
int tempmemory;
shared_ptr<Language> languageModel(getLanguageModel(lang));
if (DEBUG) {
printf("pid=%d judging %s\n", pidApp, infile);
}
int status, sig, exitcode;
struct user_regs_struct reg{};
struct rusage ruse{};
if (topmemory == 0)
topmemory = get_proc_status(pidApp, "VmRSS:") << 10;
while (true) {
// check the usage
wait4(pidApp, &status, 0, &ruse);
//jvm gc ask VM before need,so used kernel page fault times and page size
tempmemory = languageModel->getMemory(ruse, pidApp);
topmemory = max(tempmemory, topmemory);
if (topmemory > mem_lmt * STD_MB) {
if (DEBUG)
printf("out of memory %d\n", topmemory);
if (ACflg == ACCEPT)
ACflg = MEMORY_LIMIT_EXCEEDED;
if (use_ptrace) {
ptrace(PTRACE_KILL, pidApp, NULL, NULL);
}
break;
}
//sig = status >> 8;/*status >> 8 EXITCODE*/
if (WIFEXITED(status))
break;
bool has_error = get_file_size("error.out") > 0;
if (has_error) {
if (DEBUG) {
cerr << "Catch error:" << endl;
fstream err("error.out");
stringstream ss;
ss << err.rdbuf();
cerr << ss.str() << endl;
}
//ACflg = OJ_RE;
fstream file("error.out", ios::ate);
stringstream buffer;
buffer << file.rdbuf();
string contents(buffer.str());
if (contents.find("Killed") != std::string::npos) {
write_log(oj_home, contents.c_str());
print_runtimeerror(contents.c_str());
//ptrace(PTRACE_KILL, pidApp, NULL, NULL);
//print_runtimeerror(contents.c_str());
break;
}
}
if (languageModel->gotErrorWhileRunning(has_error) && !ALL_TEST_MODE) {
ACflg = RUNTIME_ERROR;
//addreinfo(solution_id);
if (use_ptrace) {
ptrace(PTRACE_KILL, pidApp, NULL, NULL);
}
break;
}
if (!isspj
&& get_file_size(userfile)
> get_file_size(outfile) * 2 + 1024) {
ACflg = OUTPUT_LIMIT_EXCEEDED;
if (use_ptrace) {
ptrace(PTRACE_KILL, pidApp, NULL, NULL);
}
break;
}
exitcode = WEXITSTATUS(status);
/*exitcode == 5 waiting for next CPU allocation * ruby using system to run,exit 17 ok
* */
if (languageModel->isValidExitCode(exitcode))
//go on and on
;
else {
if (DEBUG) {
printf("status>>8=%d\n", exitcode);
}
//psignal(exitcode, NULL);
if (ACflg == ACCEPT) {
switch (exitcode) {
case SIGCHLD:
case SIGALRM:
alarm(0);
case SIGKILL:
case SIGXCPU:
ACflg = TIME_LIMIT_EXCEEDED;
break;
case SIGXFSZ:
ACflg = OUTPUT_LIMIT_EXCEEDED;
break;
default:
ACflg = RUNTIME_ERROR;
}
print_runtimeerror(strsignal(exitcode));
}
if (use_ptrace) {
ptrace(PTRACE_KILL, pidApp, NULL, NULL);
}
break;
}
if (WIFSIGNALED(status)) {
/* WIFSIGNALED: if the process is terminated by signal
*
* psignal(int sig, char *s)，like perror(char *s)，print out s, with error msg from system of sig
* sig = 5 means Trace/breakpoint trap
* sig = 11 means Segmentation fault
* sig = 25 means File size limit exceeded
*/
sig = WTERMSIG(status);
if (DEBUG) {
printf("WTERMSIG=%d\n", sig);
psignal(sig, nullptr);
}
if (ACflg == ACCEPT) {
switch (sig) {
case SIGCHLD:
case SIGALRM:
alarm(0);
case SIGKILL:
case SIGXCPU:
ACflg = TIME_LIMIT_EXCEEDED;
break;
case SIGXFSZ:
ACflg = OUTPUT_LIMIT_EXCEEDED;
break;
default:
ACflg = RUNTIME_ERROR;
}
print_runtimeerror(strsignal(sig));
}
break;
}
/* comment from http://www.felix021.com/blog/read.php?1662
WIFSTOPPED: return true if the process is paused or stopped while ptrace is watching on it
WSTOPSIG: get the signal if it was stopped by signal
*/
// check the system calls
if (use_ptrace) {
ptrace(PTRACE_GETREGS, pidApp, NULL, ®);
if (call_counter[reg.REG_SYSCALL]) {
//call_counter[reg.REG_SYSCALL]--;
} else if (record_call) {
call_counter[reg.REG_SYSCALL] = 1;
} else { //do not limit JVM syscall for using different JVM
ACflg = RUNTIME_ERROR;
string _error;
_error = string("Current Program use not allowed system call.\nSolution ID:") + to_string(solution_id) +
"\n";
_error += string("Syscall ID:") + to_string(reg.REG_SYSCALL) + "\n";
write_log(oj_home, _error.c_str());
print_runtimeerror(_error.c_str());
ptrace(PTRACE_KILL, pidApp, NULL, NULL);
}
ptrace(PTRACE_SYSCALL, pidApp, NULL, NULL);
}
}
usedtime += (ruse.ru_utime.tv_sec * 1000 + ruse.ru_utime.tv_usec / 1000);
usedtime += (ruse.ru_stime.tv_sec * 1000 + ruse.ru_stime.tv_usec / 1000);
//clean_session(pidApp);
}
void watch_solution_with_file_id(pid_t pidApp, char *infile, int &ACflg, int isspj,
char *userfile, char *outfile, int solution_id, int lang,
int &topmemory, int mem_lmt, double &usedtime, double time_lmt, int &p_id,
int &PEflg, char *work_dir, int file_id, int* call_counter) {
// parent
int tempmemory;
char errorFile[BUFFER_SIZE];
sprintf(errorFile, "error%d.out", file_id);
shared_ptr<Language> languageModel(getLanguageModel(lang));
if (DEBUG) {
printf("pid=%d judging %s\n", pidApp, infile);
}
int status, sig, exitcode;
struct user_regs_struct reg{};
struct rusage ruse{};
if (topmemory == 0) {
topmemory = get_proc_status(pidApp, "VmRSS:") << 10;
}
while (true) {
// check the usage
wait4(pidApp, &status, 0, &ruse);
//jvm gc ask VM before need,so used kernel page fault times and page size
tempmemory = languageModel->getMemory(ruse, pidApp);
topmemory = max(tempmemory, topmemory);
if (topmemory > mem_lmt * STD_MB) {
if (DEBUG)
printf("out of memory %d\n", topmemory);
if (ACflg == ACCEPT)
ACflg = MEMORY_LIMIT_EXCEEDED;
if (use_ptrace) {
ptrace(PTRACE_KILL, pidApp, NULL, NULL);
}
break;
}
//sig = status >> 8;/*status >> 8 EXITCODE*/
if (WIFEXITED(status))
break;
bool has_error = get_file_size(errorFile) > 0;
if (has_error) {
if (DEBUG) {
cerr << "Catch error:" << endl;
fstream err(errorFile);
stringstream ss;
ss << err.rdbuf();
cerr << ss.str() << endl;
}
//ACflg = OJ_RE;
fstream file(errorFile, ios::ate);
stringstream buffer;
buffer << file.rdbuf();
string contents(buffer.str());
if (contents.find("Killed") != std::string::npos) {
write_log(oj_home, contents.c_str());
print_runtimeerror(contents.c_str());
//ptrace(PTRACE_KILL, pidApp, NULL, NULL);
//print_runtimeerror(contents.c_str());
break;
}
}
if (languageModel->gotErrorWhileRunning(has_error) && !ALL_TEST_MODE) {
ACflg = RUNTIME_ERROR;
//addreinfo(solution_id);
if (use_ptrace) {
ptrace(PTRACE_KILL, pidApp, NULL, NULL);
}
break;
}
if (!isspj
&& get_file_size(userfile)
> get_file_size(outfile) * 2 + 1024) {
ACflg = OUTPUT_LIMIT_EXCEEDED;
if (use_ptrace) {
ptrace(PTRACE_KILL, pidApp, NULL, NULL);
}
break;
}
exitcode = WEXITSTATUS(status);
/*exitcode == 5 waiting for next CPU allocation * ruby using system to run,exit 17 ok
* */
if (languageModel->isValidExitCode(exitcode))
//go on and on
;
else {
if (DEBUG) {
printf("status>>8=%d\n", exitcode);
}
//psignal(exitcode, NULL);
if (ACflg == ACCEPT) {
switch (exitcode) {
case SIGCHLD:
case SIGALRM:
alarm(0);
case SIGKILL:
case SIGXCPU:
ACflg = TIME_LIMIT_EXCEEDED;
break;
case SIGXFSZ:
ACflg = OUTPUT_LIMIT_EXCEEDED;
break;
default:
ACflg = RUNTIME_ERROR;
}
print_runtimeerror(strsignal(exitcode));
}
if (use_ptrace) {
ptrace(PTRACE_KILL, pidApp, NULL, NULL);
}
break;
}
if (WIFSIGNALED(status)) {
/* WIFSIGNALED: if the process is terminated by signal
*
* psignal(int sig, char *s)，like perror(char *s)，print out s, with error msg from system of sig
* sig = 5 means Trace/breakpoint trap
* sig = 11 means Segmentation fault
* sig = 25 means File size limit exceeded
*/
sig = WTERMSIG(status);
if (DEBUG) {
printf("WTERMSIG=%d\n", sig);
psignal(sig, nullptr);
}
if (ACflg == ACCEPT) {
switch (sig) {
case SIGCHLD:
case SIGALRM:
alarm(0);
case SIGKILL:
case SIGXCPU:
ACflg = TIME_LIMIT_EXCEEDED;
break;
case SIGXFSZ:
ACflg = OUTPUT_LIMIT_EXCEEDED;
break;
default:
ACflg = RUNTIME_ERROR;
}
print_runtimeerror(strsignal(sig));
}
break;
}
/* comment from http://www.felix021.com/blog/read.php?1662
WIFSTOPPED: return true if the process is paused or stopped while ptrace is watching on it
WSTOPSIG: get the signal if it was stopped by signal
*/
// check the system calls
if (use_ptrace) {
ptrace(PTRACE_GETREGS, pidApp, NULL, ®);
if (call_counter[reg.REG_SYSCALL]) {
//call_counter[reg.REG_SYSCALL]--;
} else if (record_call) {
call_counter[reg.REG_SYSCALL] = 1;
} else { //do not limit JVM syscall for using different JVM
ACflg = RUNTIME_ERROR;
string _error;
_error = string("Current Program use not allowed system call.\nSolution ID:") + to_string(solution_id) +
"\n";
_error += string("Syscall ID:") + to_string(reg.REG_SYSCALL) + "\n";
write_log(oj_home, _error.c_str());
print_runtimeerror(_error.c_str());
ptrace(PTRACE_KILL, pidApp, NULL, NULL);
}
ptrace(PTRACE_SYSCALL, pidApp, NULL, NULL);
}
}
usedtime += (ruse.ru_utime.tv_sec * 1000 + ruse.ru_utime.tv_usec / 1000);
usedtime += (ruse.ru_stime.tv_sec * 1000 + ruse.ru_stime.tv_usec / 1000);
//clean_session(pidApp);
}
JudgeResult
runJudgeTask(int runner_id, int language, char *work_dir, pair<string, int> &infilePair, int ACflg, int SPECIAL_JUDGE,
int solution_id, double timeLimit, double usedtime, int memoryLimit,
int problemId, char *usercode, int num_of_test, string &global_work_dir) {
int call_counter[call_array_size], PEflg;
char infile[BUFFER_SIZE], outfile[BUFFER_SIZE], userfile[BUFFER_SIZE];
int topmemory = 0;
InitManager::initSyscallLimits(language, call_counter, record_call, call_array_size);
prepare_files_with_id(infilePair.first.c_str(), infilePair.second, infile, problemId, work_dir, outfile,
userfile, runner_id, num_of_test);
cout << "infile: " << infile << " outfile " << outfile << " userfile " << userfile << endl;
cout << "num of test: " << num_of_test << endl;
auto pid = fork();
if (pid == CHILD_PROCESS) {
run_solution_parallel(language, work_dir, timeLimit, usedtime, memoryLimit, num_of_test);
return {};
} else {
watch_solution_with_file_id(pid, infile, ACflg, SPECIAL_JUDGE, userfile, outfile,
solution_id, language, topmemory, memoryLimit, usedtime, timeLimit,
problemId, PEflg, work_dir, num_of_test, call_counter);
judge_solution(ACflg, usedtime, timeLimit, SPECIAL_JUDGE, problemId, infile,
outfile, userfile, usercode, PEflg, language, work_dir, topmemory,
memoryLimit, solution_id, num_of_test, global_work_dir);
return {ACflg, usedtime, topmemory, num_of_test};
}
}
JudgeSeriesResult
runParallelJudge(int runner_id, int language, char *work_dir, char *usercode, int timeLimit, int usedtime,
int memoryLimit, vector<pair<string, int>> &inFileList,
int &ACflg, int SPECIAL_JUDGE, string &global_work_dir, SubmissionInfo &submissionInfo) {
ThreadPool pool(max(int(std::thread::hardware_concurrency()), 1));
vector<future<JudgeResult>> result;
int num_of_test = 0;
for (auto &infilePair: inFileList) {
double usedtime = 0;
result.emplace_back(
pool.enqueue(runJudgeTask,
runner_id, submissionInfo.getLanguage(), work_dir, infilePair,
ACflg, SPECIAL_JUDGE, submissionInfo.getSolutionId(),
submissionInfo.getTimeLimit(), usedtime, submissionInfo.getMemoryLimit(),
submissionInfo.getProblemId(), usercode, num_of_test, global_work_dir));
++num_of_test;
}
JudgeSeriesResult finalResult = {3, 0, 0, 0, 0};
for (auto &res: result) {
JudgeResult r = res.get();
cout << "Flag " << r.ACflg << "Memory " << r.topMemory << "UsedTime " << r.usedTime << "Num " << r.num << endl;
finalResult.ACflg = max(finalResult.ACflg, r.ACflg);
finalResult.topMemory = max(finalResult.topMemory, r.topMemory);
finalResult.usedTime = max(finalResult.usedTime, r.usedTime);
finalResult.pass_point += r.ACflg == ACCEPT;
}
return finalResult;
}
void init_parameters(int argc, char **argv, int &solution_id,
int &runner_id, string &judgerId) {
if (argc < 3) {
fprintf(stderr, "Usage:%s solution_id runner_id.\n", argv[0]);
fprintf(stderr, "Multi:%s solution_id runner_id judge_base_path.\n",
argv[0]);
fprintf(stderr,
"Debug:%s solution_id runner_id judge_base_path debug.\n",
argv[0]);
exit(1);
}
bool error = false;
for (int i = 1; i < argc; ++i) {
int argType = detectArgType(argv[i]);
if (argType == _ERROR) {
error = true;
break;
} else if (argType == _DEBUG) {
DEBUG = true;
} else if (argType == _NO_RECORD) {
NO_RECORD = 1;
} else if (argType == _RECORD_CALL) {
record_call = 1;
} else if (argType == _ADMIN) {
admin = true;
} else if (argType == _NO_SIM) {
no_sim = true;
} else if (argType == _NO_MYSQL) {
MYSQL_MODE = false;
} else if (argType == _STDIN) {
READ_FROM_STDIN = true;
} else {
++i;
if (i >= argc) {
error = true;
break;
}
switch (argType) {
case _LANG_NAME:
strcpy(LANG_NAME, argv[i]);
break;
case _DIR:
strcpy(oj_home, argv[i]);
break;
case _SOLUTION_ID:
solution_id = atoi(argv[i]);
break;
case _RUNNER_ID:
judger_number = runner_id = atoi(argv[i]);
break;
case _JUDGER_ID:
judgerId = string(argv[i]);
break;
default:
error = true;
break;
}
}
}
if (!error) {
chdir(oj_home);
return;
} else {// old parameter pass way
DEBUG = (argc > 4);
if (argc > 5 && !strcmp(argv[5], "DEBUG")) {
NO_RECORD = 1;
} else {
record_call = (argc > 5);
}
if (argc > 5) {
strcpy(LANG_NAME, argv[5]);
}
if (argc > 3)
strcpy(oj_home, argv[3]);
else
strcpy(oj_home, "/home/judge");
chdir(oj_home); // change the dir// init our work
solution_id = atoi(argv[1]);
runner_id = atoi(argv[2]);
judger_number = runner_id;
}
}
void print_call_array() {
printf("int LANG_%sV[256]={", LANG_NAME);
int i = 0;
for (i = 0; i < call_array_size; i++) {
if (call_counter[i]) {
printf("%d,", i);
}
}
printf("0};\n");
printf("int LANG_%sC[256]={", LANG_NAME);
for (i = 0; i < call_array_size; i++) {
if (call_counter[i]) {
printf("HOJ_MAX_LIMIT,");
}
}
printf("0};\n");
}
int main(int argc, char **argv) {
string judgerId;
char work_dir[BUFFER_SIZE];
char usercode[CODESIZE];
char user_id[BUFFER_SIZE];
SubmissionInfo submissionInfo;
shared_ptr<MySQLSubmissionAdapter> adapter;
solution_id = DEFAULT_SOLUTION_ID;
int runner_id = 0;
int p_id, memoryLimit, lang, SPECIAL_JUDGE, sim, sim_s_id = ZERO_SIM;
double max_case_time = ZERO_TIME;
double timeLimit;
init_parameters(argc, argv, solution_id, runner_id, judgerId);
init_mysql_conf();
initWebSocketConnection("localhost", 5100);
bundle.setJudgerId(judgerId);
//set work directory to start running & judging
sprintf(work_dir, "%s/run%d/", oj_home, runner_id);
string global_work_dir = string(work_dir);
clean_workdir(work_dir);
if (SHARE_MEMORY_RUN)
mk_shm_workdir(work_dir);
else {
make_workdir(work_dir);
}
languageNameReader.loadFile(string(oj_home) + "/etc/language.json");
chdir(work_dir);
shared_ptr<Language> languageModel;
if (MYSQL_MODE) {
adapter = shared_ptr<MySQLSubmissionAdapter>(getAdapter());
adapter->setPort(database_port)
.setDBName(db_name)
.setUserName(user_name)
.setHostName(host_name)
.setPassword(password);
if (!adapter->start()) {
cerr << "Failed to create a MYSQL connection." << endl;
exit(1); //exit if mysql is down
}
adapter->getSolutionInfo(solution_id, p_id, user_id, lang);
languageModel = shared_ptr<Language>(getLanguageModel(lang));
adapter->getProblemInfo(abs(p_id), timeLimit, memoryLimit, SPECIAL_JUDGE);
adapter->getSolution(solution_id, work_dir, lang, usercode, languageModel->getFileSuffix().c_str(), DEBUG);
submissionInfo.setLanguage(lang);
submissionInfo.setSolutionId(solution_id);
submissionInfo.setTimeLimit(timeLimit);
submissionInfo.setMemoryLimit(memoryLimit);
submissionInfo.setProblemId(p_id);
submissionInfo.setSpecialJudge(SPECIAL_JUDGE);
} else {
buildSubmissionInfo(submissionInfo, judgerId);
getSolutionInfoFromSubmissionInfo(submissionInfo, p_id, user_id, lang);
languageModel = shared_ptr<Language>(getLanguageModel(lang));
getProblemInfoFromSubmissionInfo(submissionInfo, timeLimit, memoryLimit, SPECIAL_JUDGE);
getSolutionFromSubmissionInfo(submissionInfo, usercode);
}
timeLimit = languageModel->buildTimeLimit(timeLimit, javaTimeBonus);
memoryLimit = languageModel->buildMemoryLimit(memoryLimit, java_memory_bonus);
languageModel->setExtraPolicy(oj_home, work_dir);
/*
*/
//get the limit
if (p_id <= TEST_RUN_SUBMIT) {//Is custom input
SPECIAL_JUDGE = NONE_SPECIAL_JUDGE;
}
//copy source file
//java is lucky
//never bigger than judged set value;
if (timeLimit > 300 * SECOND || timeLimit < ZERO) {
timeLimit = 300 * SECOND;
}
if (memoryLimit > ONE_KILOBYTE || memoryLimit < ONE) {
memoryLimit = ONE_KILOBYTE;//ONE_KILOBYTE MB
}
if (DEBUG) {
printf("time: %f mem: %d\n", timeLimit, memoryLimit);
}
bundle.clear();
bundle.setJudger(http_username);
bundle.setSolutionID(solution_id);
bundle.setResult(COMPILING);
bundle.setFinished(NOT_FINISHED);
bundle.setUsedTime(ZERO_TIME);
bundle.setMemoryUse(ZERO_MEMORY);
bundle.setPassPoint(ZERO_PASSPOINT);
bundle.setPassRate(ZERO_PASSRATE);
webSocket << bundle.toJSONString();
if (compile(lang, work_dir) != COMPILED) {
string _compile_info = getFileContent("ce.txt");
bundle.setJudger(http_username);
bundle.setSolutionID(solution_id);
bundle.setResult(COMPILE_ERROR);
bundle.setFinished(FINISHED);
bundle.setCompileInfo(_compile_info);
webSocket << bundle.toJSONString();
clean_workdir(work_dir);
removeSubmissionInfo(judgerId);
write_log(oj_home, "compile error");
umount(work_dir);
exit(0);
} else {
umount(work_dir);
}
char fullpath[BUFFER_SIZE];
char infile[BUFFER_SIZE];
char outfile[BUFFER_SIZE];
char userfile[BUFFER_SIZE];
sprintf(fullpath, "%s/data/%d", oj_home, p_id); // the fullpath of data dir
int ACflg, PEflg;
ACflg = PEflg = ACCEPT;
int topmemory = ZERO_MEMORY;
double usedtime = ZERO_TIME;
//create chroot for ruby bash python