static int do_print_run(const serve_state_t state, int run_id, int is_privileged, int user_id) { const struct section_global_data *global = state->global; unsigned char *banner_path = 0; unsigned char *ps_path = 0; unsigned char *log_path = 0; unsigned char *sfx = ""; int arch_flags = 0, pages_num = -1, x, i; path_t run_arch; struct run_entry info; tpTask tsk = 0; unsigned char in_buf[1024]; size_t in_buf_len; FILE *f = 0; int errcode = -SRV_ERR_SYSTEM_ERROR; struct teamdb_export teaminfo; const unsigned char *printer_name = 0, *user_name = 0, *location = 0; const struct userlist_user_info *ui = 0; unsigned char program_path[PATH_MAX]; program_path[0] = 0; if (run_id < 0 || run_id >= run_get_total(state->runlog_state)) { errcode = -SRV_ERR_BAD_RUN_ID; goto cleanup; } run_get_entry(state->runlog_state, run_id, &info); if (info.status == RUN_VIRTUAL_START || info.status == RUN_VIRTUAL_STOP || info.status == RUN_EMPTY) { errcode = -SRV_ERR_BAD_RUN_ID; goto cleanup; } if (!is_privileged) { if (info.user_id != user_id) { errcode = -SRV_ERR_NO_PERMS; goto cleanup; } if (!global->enable_printing) { errcode = -SRV_ERR_NO_PERMS; goto cleanup; } if (info.pages > 0) { errcode = -SRV_ERR_ALREADY_PRINTED; goto cleanup; } } if (teamdb_export_team(state->teamdb_state, info.user_id, &teaminfo) < 0) return -1; if (teaminfo.user) ui = teaminfo.user->cnts0; if (!is_privileged) { if (ui && ui->printer_name) printer_name = ui->printer_name; } if (global->disable_banner_page <= 0) { banner_path = (unsigned char*) alloca(strlen(global->print_work_dir) + 64); sprintf(banner_path, "%s/%06d.txt", global->print_work_dir, run_id); if (print_banner_page(state, banner_path, run_id, user_id, is_privileged) < 0) { goto cleanup; } } if (global->disable_banner_page > 0) { if (state->langs[info.lang_id]) sfx = state->langs[info.lang_id]->src_sfx; if (global->printout_uses_login > 0) { user_name = teamdb_get_login(state->teamdb_state, info.user_id); } else { user_name = teamdb_get_name_2(state->teamdb_state, info.user_id); } if (!user_name) user_name = ""; location = ""; if (ui && ui->location) location = ui->location; unsigned char fixed_user_name[PATH_MAX]; unsigned char fixed_location[PATH_MAX]; fix_path_component(fixed_user_name, sizeof(fixed_user_name), user_name); fix_path_component(fixed_location, sizeof(fixed_location), location); snprintf(program_path, sizeof(program_path), "%s/%06d_%s_%s%s", global->print_work_dir, run_id, fixed_user_name, fixed_location, sfx); } else { if (state->langs[info.lang_id]) sfx = state->langs[info.lang_id]->src_sfx; snprintf(program_path, sizeof(program_path), "%s/%06d%s", global->print_work_dir, run_id, sfx); } arch_flags = serve_make_source_read_path(state, run_arch, sizeof(run_arch), &info); if (arch_flags < 0) { goto cleanup; } if (generic_copy_file(arch_flags, 0, run_arch, "", 0, 0, program_path, 0) < 0) { goto cleanup; } ps_path = (unsigned char*) alloca(strlen(global->print_work_dir) + 64); sprintf(ps_path, "%s/%06d.ps", global->print_work_dir, run_id); log_path = (unsigned char*) alloca(strlen(global->print_work_dir) + 64); sprintf(log_path, "%s/%06d.out", global->print_work_dir, run_id); if (!(tsk = task_New())) goto cleanup; task_AddArg(tsk, global->a2ps_path); if (global->a2ps_args) { for (i = 0; global->a2ps_args[i]; i++) task_AddArg(tsk, global->a2ps_args[i]); } else { task_AddArg(tsk, "-1"); task_AddArg(tsk, "-E"); /* task_AddArg(tsk, "-X"); task_AddArg(tsk, "koi8-r"); */ } task_AddArg(tsk, "-o"); task_AddArg(tsk, ps_path); if (global->disable_banner_page <= 0) { task_AddArg(tsk, banner_path); } task_AddArg(tsk, program_path); task_SetPathAsArg0(tsk); task_SetRedir(tsk, 2, TSR_FILE, log_path, O_WRONLY|O_CREAT|O_TRUNC, 0777); task_ClearEnv(tsk); if (task_Start(tsk) < 0) goto cleanup; task_Wait(tsk); task_Delete(tsk); tsk = 0; if (!(f = fopen(log_path, "r"))) goto cleanup; while (fgets(in_buf, sizeof(in_buf), f)) { in_buf_len = strlen(in_buf); if (in_buf_len > sizeof(in_buf) - 5) continue; if (!strncmp(in_buf, "[Total:", 7)) { if (sscanf(in_buf, "[Total: %d pages", &x) == 1 && x >= 1 && x < 100000) { pages_num = x; break; } } } fclose(f); f = 0; if (pages_num <= 0) goto cleanup; if (!is_privileged) { if (pages_num + run_get_total_pages(state->runlog_state, info.user_id) > global->team_page_quota) { errcode = -SRV_ERR_PAGES_QUOTA; goto cleanup; } run_set_pages(state->runlog_state, run_id, pages_num); } if (!(tsk = task_New())) goto cleanup; task_AddArg(tsk, global->lpr_path); if (global->lpr_args) { for (i = 0; global->lpr_args[i]; i++) task_AddArg(tsk, global->lpr_args[i]); } if (printer_name) { task_AddArg(tsk, "-P"); task_AddArg(tsk, printer_name); } task_AddArg(tsk, ps_path); task_SetPathAsArg0(tsk); if (task_Start(tsk) < 0) goto cleanup; task_Wait(tsk); task_Delete(tsk); tsk = 0; unlink(banner_path); unlink(program_path); unlink(ps_path); unlink(log_path); return pages_num; cleanup: if (tsk) task_Delete(tsk); if (banner_path) unlink(banner_path); if (program_path[0]) unlink(program_path); if (ps_path) unlink(ps_path); if (log_path) unlink(log_path); return errcode; }
static int check_style_only( const struct section_global_data *global, struct compile_request_packet *req, struct compile_reply_packet *rpl, const unsigned char *pkt_name, const unsigned char *run_name, const unsigned char *work_run_name, const unsigned char *report_dir, const unsigned char *status_dir) { void *reply_bin = 0; size_t reply_bin_size = 0; unsigned char msgbuf[1024] = { 0 }; path_t log_path; path_t txt_path; path_t work_src_path; path_t work_log_path; int r, i; const unsigned char *src_sfx = ""; tpTask tsk = 0; // input file: ${global->compile_src_dir}/${pkt_name}${req->src_sfx} // output log file: ${report_dir}/${run_name} // file listing: ${report_dir}/${run_name} (if OK status) // working directory: ${global->compile_work_dir} snprintf(log_path, sizeof(log_path), "%s/%s", report_dir, run_name); snprintf(txt_path, sizeof(txt_path), "%s/%s.txt", report_dir, run_name); if (req->src_sfx) src_sfx = req->src_sfx; snprintf(work_src_path, sizeof(work_src_path), "%s/%s%s", global->compile_work_dir, work_run_name, src_sfx); snprintf(work_log_path, sizeof(work_log_path), "%s/%s.log", global->compile_work_dir, work_run_name); r = generic_copy_file(REMOVE, global->compile_src_dir, pkt_name, src_sfx, 0, global->compile_work_dir, work_run_name, src_sfx); if (!r) { snprintf(msgbuf, sizeof(msgbuf), "The source file %s/%s%s is missing.\n", global->compile_src_dir, pkt_name, src_sfx); goto internal_error; } if (r < 0) { snprintf(msgbuf, sizeof(msgbuf), "Read error on the source file %s/%s%s is missing.\n", global->compile_src_dir, pkt_name, src_sfx); goto internal_error; } //info("Starting: %s %s", req->style_checker, work_src_path); tsk = task_New(); task_AddArg(tsk, req->style_checker); task_AddArg(tsk, work_src_path); task_SetPathAsArg0(tsk); task_SetWorkingDir(tsk, global->compile_work_dir); task_EnableProcessGroup(tsk); task_SetRedir(tsk, 0, TSR_FILE, "/dev/null", TSK_READ); task_SetRedir(tsk, 1, TSR_FILE, work_log_path, TSK_REWRITE, 0777); task_SetRedir(tsk, 2, TSR_DUP, 1); if (req->sc_env_num > 0) { for (i = 0; i < req->sc_env_num; i++) task_PutEnv(tsk, req->sc_env_vars[i]); } task_EnableAllSignals(tsk); task_PrintArgs(tsk); if (task_Start(tsk) < 0) { err("Failed to start style checker process"); snprintf(msgbuf, sizeof(msgbuf), "Failed to start style checker %s\n", req->style_checker); goto internal_error; } task_Wait(tsk); if (task_IsTimeout(tsk)) { err("Style checker process is timed out"); snprintf(msgbuf, sizeof(msgbuf), "Style checker %s process timeout\n", req->style_checker); goto internal_error; } r = task_Status(tsk); if (r != TSK_EXITED && r != TSK_SIGNALED) { err("Style checker invalid task status"); snprintf(msgbuf, sizeof(msgbuf), "Style checker %s invalid task status %d\n", req->style_checker, r); goto internal_error; } if (r == TSK_SIGNALED) { err("Style checker terminated by signal"); snprintf(msgbuf, sizeof(msgbuf), "Style checker %s terminated by signal %d\n", req->style_checker, task_TermSignal(tsk)); goto internal_error; } r = task_ExitCode(tsk); if (r != 0 && r != RUN_COMPILE_ERR && r != RUN_PRESENTATION_ERR && r != RUN_WRONG_ANSWER_ERR && r != RUN_STYLE_ERR) { err("Invalid style checker exit code"); snprintf(msgbuf, sizeof(msgbuf), "Style checker %s exit code %d\n", req->style_checker, r); goto internal_error; } if (r) { // style checker error rpl->status = RUN_STYLE_ERR; get_current_time(&rpl->ts3, &rpl->ts3_us); generic_copy_file(0, 0, work_log_path, "", 0, 0, log_path, ""); generic_copy_file(0, 0, work_log_path, "", 0, 0, txt_path, ""); } else { // success rpl->status = RUN_OK; get_current_time(&rpl->ts3, &rpl->ts3_us); generic_copy_file(0, 0, work_log_path, "", 0, 0, txt_path, ""); } if (compile_reply_packet_write(rpl, &reply_bin_size, &reply_bin) < 0) goto cleanup; // ignore error: we cannot do anything anyway generic_write_file(reply_bin, reply_bin_size, SAFE, status_dir, run_name, 0); cleanup: task_Delete(tsk); tsk = 0; xfree(reply_bin); reply_bin = 0; req = compile_request_packet_free(req); clear_directory(global->compile_work_dir); return 0; internal_error: rpl->status = RUN_CHECK_FAILED; get_current_time(&rpl->ts3, &rpl->ts3_us); if (compile_reply_packet_write(rpl, &reply_bin_size, &reply_bin) < 0) goto cleanup; if (generic_write_file(msgbuf, strlen(msgbuf), 0, 0, log_path, 0) < 0) goto cleanup; if (generic_write_file(reply_bin, reply_bin_size, SAFE, status_dir, run_name, 0) < 0) { unlink(log_path); } goto cleanup; }
static void handle_packet( const unsigned char *dir_path, const struct nwrun_in_packet *packet, const unsigned char *result_path, struct nwrun_out_packet *result) { unsigned char dst_program_path[EJ_PATH_MAX]; unsigned char src_program_path[EJ_PATH_MAX]; unsigned char dst_input_path[EJ_PATH_MAX]; unsigned char src_input_path[EJ_PATH_MAX]; unsigned char run_output_path[EJ_PATH_MAX]; unsigned char full_output_path[EJ_PATH_MAX]; unsigned char run_error_path[EJ_PATH_MAX]; //unsigned char log_file_path[EJ_PATH_MAX]; unsigned char error_file_path[EJ_PATH_MAX]; unsigned char result_file_path[EJ_PATH_MAX]; ssize_t error_file_size; ssize_t output_file_size; FILE *f = 0; int cur_status = RUN_OK; /* copy the executable */ snprintf(dst_program_path, sizeof(dst_program_path), "%s/%s", global->work_dir, packet->program_name); snprintf(src_program_path, sizeof(src_program_path), "%s/%s", dir_path, packet->program_name); if (fast_copy_file(src_program_path, dst_program_path) < 0) { snprintf(result->comment, sizeof(result->comment), "copy failed: %s -> %s", src_program_path, dst_program_path); goto cleanup; } /* copy the input file */ snprintf(dst_input_path, sizeof(dst_input_path), "%s/%s", global->work_dir, packet->input_file_name); snprintf(src_input_path, sizeof(src_input_path), "%s/%s", dir_path, packet->test_file_name); if (packet->enable_unix2dos > 0) { if (generic_copy_file(CONVERT, "", src_input_path, "", CONVERT, "", dst_input_path, "") < 0) { snprintf(result->comment, sizeof(result->comment), "unix2dos copy failed: %s -> %s", src_input_path, dst_input_path); goto cleanup; } } else { if (fast_copy_file(src_input_path, dst_input_path) < 0) { snprintf(result->comment, sizeof(result->comment), "copy failed: %s -> %s", src_input_path, dst_input_path); goto cleanup; } } if (packet->combined_stdin > 0) { snprintf(dst_input_path, sizeof(dst_input_path), "%s/%s.stdin", global->work_dir, packet->input_file_name); if (packet->enable_unix2dos > 0) { if (generic_copy_file(CONVERT, "", src_input_path, "", CONVERT, "", dst_input_path, "") < 0) { snprintf(result->comment, sizeof(result->comment), "unix2dos copy failed: %s -> %s", src_input_path, dst_input_path); goto cleanup; } } else { if (fast_copy_file(src_input_path, dst_input_path) < 0) { snprintf(result->comment, sizeof(result->comment), "copy failed: %s -> %s", src_input_path, dst_input_path); goto cleanup; } } } snprintf(run_output_path, sizeof(run_output_path), "%s/%s", global->work_dir, packet->output_file_name); if (packet->combined_stdout > 0) { snprintf(run_output_path, sizeof(run_output_path), "%s/%s.stdout", global->work_dir, packet->output_file_name); } snprintf(run_error_path, sizeof(run_error_path), "%s/%s", global->work_dir, packet->error_file_name); cur_status = run_program(packet, dst_program_path, dst_input_path, run_output_path, run_error_path, result); if (packet->combined_stdout > 0) { snprintf(full_output_path, sizeof(full_output_path), "%s/%s", global->work_dir, packet->output_file_name); concatenate_files(full_output_path, run_output_path); snprintf(run_output_path, sizeof(run_output_path), "%s", full_output_path); } info("Testing finished: CPU time = %d, real time = %d", result->cpu_time_millis, result->real_time_millis); /* copy the stderr output */ result->error_file_existed = 0; if (packet->ignore_stderr <= 0) { error_file_size = generic_file_size("", run_error_path, ""); if (error_file_size >= 0) { result->error_file_existed = 1; result->error_file_orig_size = error_file_size; if (error_file_size > packet->max_error_file_size) { result->error_file_truncated = 1; if (generic_truncate(run_error_path, packet->max_error_file_size) < 0) { snprintf(result->comment, sizeof(result->comment), "truncate failed: %s", run_error_path); goto cleanup; } if (!(f = fopen(run_error_path, "a"))) { snprintf(result->comment, sizeof(result->comment), "appending error file failed: %s", run_error_path); goto cleanup; } fprintf(f, "\n\nFile truncated!\n"); fclose(f); f = 0; result->error_file_size = generic_file_size("", run_error_path, ""); } else { result->error_file_truncated = 0; result->error_file_size = error_file_size; } if (packet->error_file_name[0]) { snprintf(error_file_path, sizeof(error_file_path), "%s/%s", result_path, packet->error_file_name); info("Copy: %s -> %s", run_error_path, error_file_path); if (fast_copy_file(run_error_path, error_file_path) < 0) { snprintf(result->comment, sizeof(result->comment), "copy failed: %s -> %s", run_error_path, error_file_path); goto cleanup; } } } } /* copy the program output */ info("Copying program output"); output_file_size = generic_file_size("", run_output_path, ""); if (output_file_size < 0) { if (!result->comment[0]) { snprintf(result->comment, sizeof(result->comment), "no output file"); } if (cur_status == RUN_OK) cur_status = RUN_PRESENTATION_ERR; result->status = cur_status; goto cleanup; } result->output_file_existed = 1; result->output_file_orig_size = output_file_size; if (output_file_size > packet->max_output_file_size) { result->output_file_too_big = 1; snprintf(result->comment, sizeof(result->comment), "output file is too big (%ld)", ((long) output_file_size)); if (cur_status == RUN_OK) cur_status = RUN_PRESENTATION_ERR; result->status = cur_status; goto cleanup; } snprintf(result_file_path, sizeof(result_file_path), "%s/%s", result_path, packet->result_file_name); info("Copy: %s -> %s", run_output_path, result_file_path); if (fast_copy_file(run_output_path, result_file_path) < 0) { snprintf(result->comment, sizeof(result->comment), "copy failed: %s -> %s", run_output_path, result_file_path); result->status = RUN_CHECK_FAILED; goto cleanup; } result->status = cur_status; cleanup: if (f) fclose(f); remove_directory_recursively(global->work_dir, 1); }
static int do_loop(void) { path_t src_name; path_t exe_name; path_t src_path; path_t exe_path; path_t log_path; path_t exe_out; path_t log_out; path_t txt_out; path_t report_dir, status_dir; path_t pkt_name, run_name, work_run_name; char *pkt_ptr; size_t pkt_len; int r, i; tpTask tsk = 0; unsigned char msgbuf[512]; int ce_flag; struct compile_request_packet *req = 0; struct compile_reply_packet rpl; void *rpl_pkt = 0; size_t rpl_size = 0; const unsigned char *tail_message = 0; #if HAVE_TRUNCATE - 0 struct stat stb; #endif /* HAVE_TRUNCATE */ FILE *log_f = 0; struct section_language_data *lang = 0; const struct section_global_data *global = serve_state.global; // if (cr_serialize_init(&serve_state) < 0) return -1; interrupt_init(); interrupt_disable(); while (1) { // terminate if signaled if (interrupt_get_status() || interrupt_restart_requested()) break; r = scan_dir(global->compile_queue_dir, pkt_name, sizeof(pkt_name)); if (r < 0) { switch (-r) { case ENOMEM: case ENOENT: case ENFILE: err("trying to recover, sleep for 5 seconds"); interrupt_enable(); os_Sleep(5000); interrupt_disable(); continue; default: err("unrecoverable error, exiting"); return -1; } } if (!r) { interrupt_enable(); os_Sleep(global->sleep_time); interrupt_disable(); continue; } pkt_ptr = 0; pkt_len = 0; r = generic_read_file(&pkt_ptr, 0, &pkt_len, SAFE | REMOVE, global->compile_queue_dir, pkt_name, ""); if (r == 0) continue; if (r < 0 || !pkt_ptr) { // it looks like there's no reasonable recovery strategy // so, just ignore the error continue; } r = compile_request_packet_read(pkt_len, pkt_ptr, &req); xfree(pkt_ptr); pkt_ptr = 0; if (r < 0) { /* * the incoming packet is completely broken, so just drop it */ goto cleanup_and_continue; } if (!req->contest_id) { // special packets r = req->lang_id; req = compile_request_packet_free(req); switch (r) { case 1: interrupt_flag_interrupt(); break; case 2: interrupt_flag_sighup(); break; } continue; } memset(&rpl, 0, sizeof(rpl)); rpl.judge_id = req->judge_id; rpl.contest_id = req->contest_id; rpl.run_id = req->run_id; rpl.ts1 = req->ts1; rpl.ts1_us = req->ts1_us; rpl.use_uuid = req->use_uuid; rpl.uuid[0] = req->uuid[0]; rpl.uuid[1] = req->uuid[1]; rpl.uuid[2] = req->uuid[2]; rpl.uuid[3] = req->uuid[3]; get_current_time(&rpl.ts2, &rpl.ts2_us); rpl.run_block_len = req->run_block_len; rpl.run_block = req->run_block; /* !!! shares memory with req */ msgbuf[0] = 0; /* prepare paths useful to report messages to the serve */ snprintf(report_dir, sizeof(report_dir), "%s/%06d/report", global->compile_dir, rpl.contest_id); snprintf(status_dir, sizeof(status_dir), "%s/%06d/status", global->compile_dir, rpl.contest_id); if (req->use_uuid > 0) { snprintf(run_name, sizeof(run_name), "%s", ej_uuid_unparse(req->uuid, NULL)); } else { snprintf(run_name, sizeof(run_name), "%06d", rpl.run_id); } snprintf(work_run_name, sizeof(work_run_name), "%06d", rpl.run_id); pathmake(log_out, report_dir, "/", run_name, NULL); snprintf(txt_out, sizeof(txt_out), "%s/%s.txt", report_dir, run_name); make_all_dir(status_dir, 0777); make_dir(report_dir, 0777); if (!r) { /* * there is something wrong, but we have contest_id, judge_id * and run_id in place, so we can report an error back * to serve */ snprintf(msgbuf, sizeof(msgbuf), "invalid compile packet\n"); goto report_internal_error; } if (req->style_check_only && req->style_checker && req->style_checker[0]) { check_style_only(global, req, &rpl, pkt_name, run_name, work_run_name, report_dir, status_dir); req = 0; continue; } if (req->lang_id <= 0 || req->lang_id > serve_state.max_lang || !(lang = serve_state.langs[req->lang_id])) { snprintf(msgbuf, sizeof(msgbuf), "invalid lang_id %d\n", req->lang_id); goto report_internal_error; } pathmake(src_name, work_run_name, lang->src_sfx, NULL); pathmake(exe_name, work_run_name, lang->exe_sfx, NULL); pathmake(src_path, global->compile_work_dir, "/", src_name, NULL); pathmake(exe_path, global->compile_work_dir, "/", exe_name, NULL); pathmake(log_path, global->compile_work_dir, "/", "log", NULL); /* the resulting executable file */ snprintf(exe_out, sizeof(exe_out), "%s/%s%s", report_dir, run_name, lang->exe_sfx); /* move the source file into the working dir */ r = generic_copy_file(REMOVE, global->compile_src_dir, pkt_name, lang->src_sfx, 0, global->compile_work_dir, src_name, ""); if (!r) { snprintf(msgbuf, sizeof(msgbuf), "the source file is missing\n"); err("the source file is missing"); goto report_internal_error; } if (r < 0) { snprintf(msgbuf, sizeof(msgbuf), "error reading the source file\n"); err("cannot read the source file"); goto report_internal_error; } tail_message = 0; ce_flag = 0; if (req->output_only) { // copy src_path -> exe_path generic_copy_file(0, NULL, src_path, NULL, 0, NULL, exe_path, NULL); ce_flag = 0; rpl.status = RUN_OK; } else { if (req->style_checker) { /* run style checker */ //info("Starting: %s %s", req->style_checker, src_path); tsk = task_New(); task_AddArg(tsk, req->style_checker); task_AddArg(tsk, src_path); task_SetPathAsArg0(tsk); task_SetWorkingDir(tsk, global->compile_work_dir); task_EnableProcessGroup(tsk); task_SetRedir(tsk, 0, TSR_FILE, "/dev/null", TSK_READ); task_SetRedir(tsk, 1, TSR_FILE, log_path, TSK_REWRITE, 0777); task_SetRedir(tsk, 2, TSR_DUP, 1); if (req->sc_env_num > 0) { for (i = 0; i < req->sc_env_num; i++) task_PutEnv(tsk, req->sc_env_vars[i]); } if (lang->compile_real_time_limit > 0) { task_SetMaxRealTime(tsk, lang->compile_real_time_limit); } task_EnableAllSignals(tsk); task_PrintArgs(tsk); if (task_Start(tsk) < 0) { err("Failed to start style checker process"); tail_message = "\n\nFailed to start style checker"; ce_flag = 1; rpl.status = RUN_STYLE_ERR; } else { task_Wait(tsk); if (task_IsTimeout(tsk)) { err("Style checker process timed out"); tail_message = "\n\nStyle checker process timed out"; ce_flag = 1; rpl.status = RUN_STYLE_ERR; } else if (task_IsAbnormal(tsk)) { info("Style checker failed"); ce_flag = 1; rpl.status = RUN_STYLE_ERR; } else { info("Style checker sucessful"); ce_flag = 0; rpl.status = RUN_OK; } } task_Delete(tsk); tsk = 0; } if (!ce_flag) { //info("Starting: %s %s %s", lang->cmd, src_name, exe_name); tsk = task_New(); task_AddArg(tsk, lang->cmd); task_AddArg(tsk, src_name); task_AddArg(tsk, exe_name); task_SetPathAsArg0(tsk); task_EnableProcessGroup(tsk); if (((ssize_t) req->max_vm_size) > 0) { task_SetVMSize(tsk, req->max_vm_size); } else if (((ssize_t) lang->max_vm_size) > 0) { task_SetVMSize(tsk, lang->max_vm_size); } else if (((ssize_t) global->compile_max_vm_size) > 0) { task_SetVMSize(tsk, global->compile_max_vm_size); } if (((ssize_t) req->max_stack_size) > 0) { task_SetStackSize(tsk, req->max_stack_size); } else if (((ssize_t) lang->max_stack_size) > 0) { task_SetStackSize(tsk, lang->max_stack_size); } else if (((ssize_t) global->compile_max_stack_size) > 0) { task_SetStackSize(tsk, global->compile_max_stack_size); } if (((ssize_t) req->max_file_size) > 0) { task_SetMaxFileSize(tsk, req->max_file_size); } else if (((ssize_t) lang->max_file_size) > 0) { task_SetMaxFileSize(tsk, lang->max_file_size); } else if (((ssize_t) global->compile_max_file_size) > 0) { task_SetMaxFileSize(tsk, global->compile_max_file_size); } if (req->env_num > 0) { for (i = 0; i < req->env_num; i++) task_PutEnv(tsk, req->env_vars[i]); } task_SetWorkingDir(tsk, global->compile_work_dir); task_SetRedir(tsk, 0, TSR_FILE, "/dev/null", TSK_READ); task_SetRedir(tsk, 1, TSR_FILE, log_path, TSK_APPEND, 0777); task_SetRedir(tsk, 2, TSR_DUP, 1); if (lang->compile_real_time_limit > 0) { task_SetMaxRealTime(tsk, lang->compile_real_time_limit); } task_EnableAllSignals(tsk); /* if (cr_serialize_lock(&serve_state) < 0) { // FIXME: propose reasonable recovery? return -1; } */ task_PrintArgs(tsk); task_Start(tsk); task_Wait(tsk); /* if (cr_serialize_unlock(&serve_state) < 0) { // FIXME: propose reasonable recovery? return -1; } */ if (task_IsTimeout(tsk)) { err("Compilation process timed out"); tail_message = "\n\nCompilation process timed out"; ce_flag = 1; rpl.status = RUN_COMPILE_ERR; } else if (task_IsAbnormal(tsk)) { info("Compilation failed"); ce_flag = 1; rpl.status = RUN_COMPILE_ERR; } else { info("Compilation sucessful"); ce_flag = 0; rpl.status = RUN_OK; } } } get_current_time(&rpl.ts3, &rpl.ts3_us); if (compile_reply_packet_write(&rpl, &rpl_size, &rpl_pkt) < 0) goto cleanup_and_continue; while (1) { if (ce_flag) { #if HAVE_TRUNCATE - 0 // truncate log file at size 1MB if (stat(log_path, &stb) >= 0 && stb.st_size > MAX_LOG_SIZE) { truncate(log_path, MAX_LOG_SIZE); if ((log_f = fopen(log_path, "a"))) { fprintf(log_f, "\n\nCompilation log is truncated by ejudge!\n"); fclose(log_f); log_f = 0; } } #endif // append tail_message if (tail_message && (log_f = fopen(log_path, "a"))) { fprintf(log_f, "%s\n", tail_message); fclose(log_f); log_f = 0; } r = generic_copy_file(0, 0, log_path, "", 0, 0, log_out, ""); } else { r = generic_copy_file(0, 0, exe_path, "", 0, 0, exe_out, ""); generic_copy_file(0, 0, log_path, "", 0, 0, txt_out, ""); } if (r >= 0 && generic_write_file(rpl_pkt, rpl_size, SAFE, status_dir, run_name, "") >= 0) break; info("waiting 5 seconds hoping for things to change"); interrupt_enable(); os_Sleep(5000); interrupt_disable(); } goto cleanup_and_continue; report_internal_error:; rpl.status = RUN_CHECK_FAILED; get_current_time(&rpl.ts3, &rpl.ts3_us); if (compile_reply_packet_write(&rpl, &rpl_size, &rpl_pkt) < 0) goto cleanup_and_continue; if (generic_write_file(msgbuf, strlen(msgbuf), 0, 0, log_out, 0) < 0) goto cleanup_and_continue; if (generic_write_file(rpl_pkt, rpl_size, SAFE, status_dir, run_name, 0) < 0) unlink(log_out); goto cleanup_and_continue; cleanup_and_continue:; task_Delete(tsk); tsk = 0; clear_directory(global->compile_work_dir); xfree(rpl_pkt); rpl_pkt = 0; req = compile_request_packet_free(req); } /* while (1) */ return 0; }
static int do_loop(void) { int r; path_t report_path; path_t full_report_path; path_t pkt_name; unsigned char exe_pkt_name[64]; unsigned char run_base[64]; path_t full_report_dir; path_t full_status_dir; path_t full_full_dir; char exe_name[64]; int tester_id; struct section_tester_data tn, *tst; int got_quit_packet = 0; struct run_reply_packet reply_pkt; void *reply_pkt_buf = 0; size_t reply_pkt_buf_size = 0; unsigned char errmsg[512]; const struct section_global_data *global = serve_state.global; const unsigned char *arch = 0; char *srp_b = 0; size_t srp_z = 0; struct super_run_in_packet *srp = NULL; struct super_run_in_global_packet *srgp = NULL; struct super_run_in_problem_packet *srpp = NULL; memset(&tn, 0, sizeof(tn)); //if (cr_serialize_init(&serve_state) < 0) return -1; interrupt_init(); interrupt_disable(); while (1) { interrupt_enable(); /* time window for immediate signal delivery */ interrupt_disable(); // terminate, if signaled if (interrupt_get_status()) break; if (interrupt_restart_requested()) { restart_flag = 1; } if (restart_flag) break; r = scan_dir(global->run_queue_dir, pkt_name, sizeof(pkt_name)); if (r < 0) return -1; if (!r) { if (got_quit_packet && managed_mode_flag) { return 0; } if (managed_mode_flag && global->inactivity_timeout > 0 && last_activity_time + global->inactivity_timeout < time(0)) { info("no activity for %d seconds, exiting",global->inactivity_timeout); return 0; } interrupt_enable(); os_Sleep(global->sleep_time); interrupt_disable(); continue; } last_activity_time = time(0); srp = super_run_in_packet_free(srp); xfree(srp_b); srp_b = NULL; srp_z = 0; r = generic_read_file(&srp_b, 0, &srp_z, SAFE | REMOVE, global->run_queue_dir, pkt_name, ""); if (r == 0) continue; if (r < 0) return -1; if (!strcmp(pkt_name, "QUIT")) { if (managed_mode_flag) { got_quit_packet = 1; info("got force quit run packet"); } else { restart_flag = 1; } xfree(srp_b); srp_b = NULL; srp_z = 0; continue; } fprintf(stderr, "packet: <<%.*s>>\n", (int) srp_z, srp_b); srp = super_run_in_packet_parse_cfg_str(pkt_name, srp_b, srp_z); //xfree(srp_b); srp_b = NULL; srp_z = 0; if (!srp) { err("failed to parse file %s", pkt_name); continue; } if (!(srgp = srp->global)) { err("packet %s has no global section", pkt_name); continue; } if (srgp->contest_id <= 0) { err("packet %s: undefined contest_id", pkt_name); continue; } if (managed_mode_flag && srgp->restart > 0) { got_quit_packet = 1; info("got force quit run packet"); continue; } if (srgp->restart > 0) { restart_flag = 1; continue; } /* if (req_pkt->contest_id == -1) { r = generic_write_file(req_buf, req_buf_size, SAFE, serve_state.global->run_queue_dir, pkt_name, ""); if (r < 0) return -1; info("force quit packet is ignored in unmanaged mode"); scan_dir_add_ignored(serve_state.global->run_queue_dir, pkt_name); continue; } */ if (!(srpp = srp->problem)) { err("packet %s: no [problem] section", pkt_name); continue; } /* if we are asked to do full testing, but don't want */ if ((global->skip_full_testing > 0 && !srgp->accepting_mode) || (global->skip_accept_testing > 0 && srgp->accepting_mode)) { r = generic_write_file(srp_b, srp_z, SAFE, global->run_queue_dir, pkt_name, ""); if (r < 0) return -1; info("skipping problem %s", srpp->short_name); scan_dir_add_ignored(global->run_queue_dir, pkt_name); continue; } /* if this problem is marked as "skip_testing" put the * packet back to the spool directory */ #if 0 if (cur_prob->skip_testing > 0) { r = generic_write_file(srp_b, srp_z, SAFE, global->run_queue_dir, pkt_name, ""); if (r < 0) return -1; info("skipping problem %s", cur_prob->short_name); scan_dir_add_ignored(global->run_queue_dir, pkt_name); continue; } #endif snprintf(run_base, sizeof(run_base), "%06d", srgp->run_id); report_path[0] = 0; full_report_path[0] = 0; if (srpp->type_val == PROB_TYPE_TESTS) { //cr_serialize_lock(&serve_state); run_inverse_testing(&serve_state, srp, &reply_pkt, pkt_name, global->run_exe_dir, report_path, sizeof(report_path), utf8_mode); //cr_serialize_unlock(&serve_state); } else { arch = srgp->arch; if (!arch) arch = ""; if (srpp->type_val > 0 && arch && !*arch) { // any tester will work for output-only problems arch = 0; } /* regular problem */ if (!(tester_id = find_tester(&serve_state, srpp->id, arch))){ snprintf(errmsg, sizeof(errmsg), "no tester found for %d, %s\n", srpp->id, srgp->arch); goto report_check_failed_and_continue; } info("fount tester %d for pair %d,%s", tester_id, srpp->id, srgp->arch); tst = serve_state.testers[tester_id]; if (tst->any) { info("tester %d is a default tester", tester_id); r = prepare_tester_refinement(&serve_state, &tn, tester_id, srpp->id); ASSERT(r >= 0); tst = &tn; } /* if this tester is marked as "skip_testing" put the * packet back to the spool directory */ if (tst->skip_testing > 0) { r = generic_write_file(srp_b, srp_z, SAFE, global->run_queue_dir, pkt_name, ""); if (r < 0) return -1; info("skipping tester <%s,%s>", srpp->short_name, tst->arch); scan_dir_add_ignored(global->run_queue_dir, pkt_name); if (tst == &tn) { sarray_free(tst->start_env); tst->start_env = 0; sarray_free(tst->super); tst->super = 0; } continue; } snprintf(exe_pkt_name, sizeof(exe_pkt_name), "%s%s", pkt_name, srgp->exe_sfx); snprintf(exe_name, sizeof(exe_name), "%s%s", run_base, srgp->exe_sfx); r = generic_copy_file(REMOVE, global->run_exe_dir, exe_pkt_name, "", 0, global->run_work_dir, exe_name, ""); if (r <= 0) { snprintf(errmsg, sizeof(errmsg), "failed to copy executable file %s/%s\n", global->run_exe_dir, exe_pkt_name); goto report_check_failed_and_continue; } /* start filling run_reply_packet */ memset(&reply_pkt, 0, sizeof(reply_pkt)); reply_pkt.judge_id = srgp->judge_id; reply_pkt.contest_id = srgp->contest_id; reply_pkt.run_id = srgp->run_id; reply_pkt.notify_flag = srgp->notify_flag; reply_pkt.user_status = -1; reply_pkt.user_tests_passed = -1; reply_pkt.user_score = -1; reply_pkt.ts1 = srgp->ts1; reply_pkt.ts1_us = srgp->ts1_us; reply_pkt.ts2 = srgp->ts2; reply_pkt.ts2_us = srgp->ts2_us; reply_pkt.ts3 = srgp->ts3; reply_pkt.ts3_us = srgp->ts3_us; reply_pkt.ts4 = srgp->ts4; reply_pkt.ts4_us = srgp->ts4_us; get_current_time(&reply_pkt.ts5, &reply_pkt.ts5_us); //if (cr_serialize_lock(&serve_state) < 0) return -1; run_tests(ejudge_config, &serve_state, tst, srp, &reply_pkt, srgp->accepting_mode, srpp->accept_partial, srgp->variant, exe_name, run_base, report_path, full_report_path, srgp->user_spelling, srpp->spelling, NULL /* mirror_dir */, utf8_mode); //if (cr_serialize_unlock(&serve_state) < 0) return -1; if (tst == &tn) { sarray_free(tst->start_env); tst->start_env = 0; sarray_free(tst->super); tst->super = 0; } } if (srgp->reply_report_dir && srgp->reply_report_dir[0]) { snprintf(full_report_dir, sizeof(full_report_dir), "%s", srgp->reply_report_dir); } else { snprintf(full_report_dir, sizeof(full_report_dir), "%s/%06d/report", global->run_dir, srgp->contest_id); } if (srgp->reply_spool_dir && srgp->reply_spool_dir[0]) { snprintf(full_status_dir, sizeof(full_status_dir), "%s", srgp->reply_spool_dir); } else { snprintf(full_status_dir, sizeof(full_status_dir), "%s/%06d/status", global->run_dir, srgp->contest_id); } if (srgp->reply_full_archive_dir && srgp->reply_full_archive_dir[0]) { snprintf(full_full_dir, sizeof(full_full_dir), "%s", srgp->reply_full_archive_dir); } else { snprintf(full_full_dir, sizeof(full_full_dir), "%s/%06d/output", global->run_dir, srgp->contest_id); } if (generic_copy_file(0, NULL, report_path, "", 0, full_report_dir, run_base, "") < 0) return -1; #if defined CONF_HAS_LIBZIP if (full_report_path[0] && generic_copy_file(0, NULL, full_report_path, "", 0, full_full_dir, run_base, ".zip") < 0) return -1; #else if (full_report_path[0] && generic_copy_file(0, NULL, full_report_path, "", 0, full_full_dir, run_base, "") < 0) return -1; #endif //run_reply_packet_dump(&reply_pkt); if (run_reply_packet_write(&reply_pkt, &reply_pkt_buf_size, &reply_pkt_buf) < 0) { /* FIXME: do something, if this is possible. * However, unability to generate a reply packet only * means that invalid data passed, which should be reported * immediately as internal error! */ abort(); } if (generic_write_file(reply_pkt_buf, reply_pkt_buf_size, SAFE, full_status_dir, run_base, "") < 0) { xfree(reply_pkt_buf); reply_pkt_buf = 0; return -1; } xfree(reply_pkt_buf); reply_pkt_buf = 0; clear_directory(global->run_work_dir); last_activity_time = time(0); continue; report_check_failed_and_continue:; memset(&reply_pkt, 0, sizeof(reply_pkt)); reply_pkt.judge_id = srgp->judge_id; reply_pkt.contest_id = srgp->contest_id; reply_pkt.run_id = srgp->run_id; reply_pkt.user_status = -1; reply_pkt.user_tests_passed = -1; reply_pkt.user_score = -1; reply_pkt.ts1 = srgp->ts1; reply_pkt.ts1_us = srgp->ts1_us; reply_pkt.ts2 = srgp->ts2; reply_pkt.ts2_us = srgp->ts2_us; reply_pkt.ts3 = srgp->ts3; reply_pkt.ts3_us = srgp->ts3_us; reply_pkt.ts4 = srgp->ts4; reply_pkt.ts4_us = srgp->ts4_us; get_current_time(&reply_pkt.ts5, &reply_pkt.ts5_us); reply_pkt.ts6 = reply_pkt.ts5; reply_pkt.ts6_us = reply_pkt.ts5_us; reply_pkt.ts7 = reply_pkt.ts5; reply_pkt.ts7_us = reply_pkt.ts5_us; reply_pkt.status = RUN_CHECK_FAILED; reply_pkt.failed_test = 0; reply_pkt.score = -1; if (run_reply_packet_write(&reply_pkt, &reply_pkt_buf_size, &reply_pkt_buf) < 0) { // oops :( abort(); } if (generic_write_file(errmsg, strlen(errmsg), 0, full_report_dir, run_base, "") < 0 || generic_write_file(reply_pkt_buf, reply_pkt_buf_size, SAFE, full_status_dir, run_base, "") < 0) { err("error writing check failed packet"); } clear_directory(global->run_work_dir); } srp = super_run_in_packet_free(srp); xfree(srp_b); srp_b = NULL; srp_z = 0; return 0; }