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;
}
int
main(int argc, char *argv[])
{
int i = 1, j = 0;
char *key = 0;
path_t cpp_opts = {0};
int code = 0;
int prepare_flags = 0;
unsigned char *user = 0, *group = 0, *workdir = 0;
#if HAVE_SETSID - 0
path_t log_path;
#endif /* HAVE_SETSID */
int pid = -1;
char **argv_restart = 0;
unsigned char *ejudge_xml_path = 0;
unsigned char *compile_cfg_path = 0;
path_t compile_cfg_buf = { 0 };
path_t contests_home_dir = { 0 };
path_t compile_home_dir = { 0 };
#if HAVE_OPEN_MEMSTREAM - 0
FILE *lang_log_f = 0;
char *lang_log_t = 0;
size_t lang_log_z = 0;
#endif /* HAVE_OPEN_MEMSTREAM */
path_t tmp_path;
int tmp_len;
#if defined __WIN32__
path_t tmp_dir = { 0 };
path_t std_compile_home_dir = { 0 };
#endif
enum { SUBST_SIZE = 16 };
const unsigned char *subst_src[SUBST_SIZE];
const unsigned char *subst_dst[SUBST_SIZE];
const unsigned char **subst_src_ptr = 0;
const unsigned char **subst_dst_ptr = 0;
start_set_self_args(argc, argv);
XCALLOC(argv_restart, argc + 2);
argv_restart[j++] = argv[0];
//if (argc == 1) goto print_usage;
code = 1;
while (i < argc) {
if (!strcmp(argv[i], "-i")) {
initialize_mode = 1;
i++;
} else if (!strcmp(argv[i], "-k")) {
if (++i >= argc) goto print_usage;
argv_restart[j++] = argv[i];
key = argv[i++];
} else if (!strcmp(argv[i], "-D")) {
daemon_mode = 1;
i++;
} else if (!strcmp(argv[i], "-R")) {
restart_mode = 1;
i++;
} else if (!strncmp(argv[i], "-D", 2)) {
if (cpp_opts[0]) pathcat(cpp_opts, " ");
argv_restart[j++] = argv[i];
pathcat(cpp_opts, argv[i++]);
} else if (!strcmp(argv[i], "-u")) {
if (++i >= argc) goto print_usage;
user = argv[i++];
} else if (!strcmp(argv[i], "-g")) {
if (++i >= argc) goto print_usage;
group = argv[i++];
} else if (!strcmp(argv[i], "-C")) {
if (++i >= argc) goto print_usage;
workdir = argv[i++];
} else if (!strcmp(argv[i], "-d")) {
daemon_mode = 1;
i++;
} else if (!strcmp(argv[i], "-r")) {
if (++i >= argc) goto print_usage;
snprintf(contests_home_dir, sizeof(contests_home_dir), "%s", argv[i++]);
} else if (!strcmp(argv[i], "-c")) {
if (++i >= argc) goto print_usage;
snprintf(compile_home_dir, sizeof(compile_home_dir), "%s", argv[i++]);
} else if (!strcmp(argv[i], "-x")) {
if (++i >= argc) goto print_usage;
ejudge_xml_path = argv[i++];
argv_restart[j++] = "-x";
argv_restart[j++] = ejudge_xml_path;
} else if (!strcmp(argv[i], "--help")) {
code = 0;
goto print_usage;
} else break;
}
argv_restart[j++] = "-R";
if (i < argc) {
compile_cfg_path = argv[i];
argv_restart[j++] = argv[i++];
}
if (i < argc) goto print_usage;
argv_restart[j] = 0;
start_set_args(argv_restart);
if ((pid = start_find_process("ej-compile", 0)) > 0) {
fprintf(stderr, "%s: is already running as pid %d\n", argv[0], pid);
return 1;
}
#if defined EJUDGE_XML_PATH
if (!ejudge_xml_path) ejudge_xml_path = EJUDGE_XML_PATH;
#endif /* EJUDGE_XML_PATH */
if (!ejudge_xml_path) {
fprintf(stderr, "%s: ejudge.xml configuration file is not specified\n",
argv[0]);
return 1;
}
#if defined EJUDGE_CONTESTS_HOME_DIR
if (contests_home_dir[0]) {
tmp_len = strlen(EJUDGE_CONTESTS_HOME_DIR);
if (!strncmp(ejudge_xml_path, EJUDGE_CONTESTS_HOME_DIR, tmp_len)) {
snprintf(tmp_path, sizeof(tmp_path), "%s%s",
contests_home_dir, ejudge_xml_path + tmp_len);
ejudge_xml_path = xstrdup(tmp_path);
}
}
#endif
#ifndef __WIN32__
ejudge_config = ejudge_cfg_parse(ejudge_xml_path);
if (!ejudge_config) {
fprintf(stderr, "%s: ejudge.xml is invalid\n", argv[0]);
return 1;
}
#endif
#ifdef __WIN32__
if (!compile_home_dir[0] && contests_home_dir[0]) {
snprintf(compile_home_dir, sizeof(compile_home_dir),
"%s/win32_compile", contests_home_dir);
}
if (!compile_cfg_path && compile_home_dir[0]) {
snprintf(compile_cfg_buf, sizeof(compile_cfg_buf),
"%s/conf/compile.cfg", compile_home_dir);
compile_cfg_path = xstrdup(compile_cfg_buf);
}
if (!compile_cfg_path && contests_home_dir[0]) {
snprintf(compile_cfg_buf, sizeof(compile_cfg_buf),
"%s/win32_compile/conf/compile.cfg",
contests_home_dir);
compile_cfg_path = xstrdup(compile_cfg_buf);
}
if (!compile_cfg_path && ejudge_config && ejudge_config->compile_home_dir) {
snprintf(compile_cfg_buf, sizeof(compile_cfg_buf),
"%s/conf/compile.cfg", ejudge_config->compile_home_dir);
compile_cfg_path = compile_cfg_buf;
}
if (!compile_cfg_path && ejudge_config && ejudge_config->contests_home_dir) {
snprintf(compile_cfg_buf, sizeof(compile_cfg_buf),
"%s/win32_compile/conf/compile.cfg",
ejudge_config->contests_home_dir);
compile_cfg_path = compile_cfg_buf;
}
#if defined EJUDGE_CONTESTS_HOME_DIR
if (!compile_cfg_path) {
snprintf(compile_cfg_buf, sizeof(compile_cfg_buf),
"%s/compile/conf/win32_compile.cfg", EJUDGE_CONTESTS_HOME_DIR);
compile_cfg_path = compile_cfg_buf;
}
#endif /* EJUDGE_CONTESTS_HOME_DIR */
if (!compile_cfg_path) {
fprintf(stderr, "%s: compile.cfg is not specified\n", argv[0]);
return 1;
}
#else
if (!compile_cfg_path && ejudge_config && ejudge_config->compile_home_dir) {
snprintf(compile_cfg_buf, sizeof(compile_cfg_buf),
"%s/conf/compile.cfg", ejudge_config->compile_home_dir);
compile_cfg_path = compile_cfg_buf;
}
if (!compile_cfg_path && ejudge_config && ejudge_config->contests_home_dir) {
snprintf(compile_cfg_buf, sizeof(compile_cfg_buf),
"%s/compile/conf/compile.cfg", ejudge_config->contests_home_dir);
compile_cfg_path = compile_cfg_buf;
}
#if defined EJUDGE_CONTESTS_HOME_DIR
if (!compile_cfg_path) {
snprintf(compile_cfg_buf, sizeof(compile_cfg_buf),
"%s/compile/conf/compile.cfg", EJUDGE_CONTESTS_HOME_DIR);
compile_cfg_path = compile_cfg_buf;
}
#endif /* EJUDGE_CONTESTS_HOME_DIR */
if (!compile_cfg_path) {
fprintf(stderr, "%s: compile.cfg is not specified\n", argv[0]);
return 1;
}
#endif /* __WIN32__ */
if (start_prepare(user, group, workdir) < 0) return 1;
memset(subst_src, 0, sizeof(subst_src));
memset(subst_dst, 0, sizeof(subst_dst));
#ifdef __WIN32__
int subst_idx = 0;
if (compile_home_dir[0]) {
if (ejudge_config) {
subst_src[subst_idx] = ejudge_config->compile_home_dir;
subst_dst[subst_idx] = compile_home_dir;
subst_idx++;
} else {
snprintf(std_compile_home_dir, sizeof(std_compile_home_dir),
"%s/compile", EJUDGE_CONTESTS_HOME_DIR);
subst_src[subst_idx] = std_compile_home_dir;
subst_dst[subst_idx] = compile_home_dir;
subst_idx++;
}
}
if (contests_home_dir[0]) {
subst_src[subst_idx] = EJUDGE_CONTESTS_HOME_DIR;
subst_dst[subst_idx] = contests_home_dir;
subst_idx++;
}
if (compile_home_dir[0]) {
subst_src[subst_idx] = "/COMPILE_HOME_DIR";
subst_dst[subst_idx] = compile_home_dir;
subst_idx++;
}
if (contests_home_dir[0]) {
subst_src[subst_idx] = "/CONTESTS_HOME_DIR";
subst_dst[subst_idx] = contests_home_dir;
subst_idx++;
}
subst_src[subst_idx] = "/TMPDIR";
subst_dst[subst_idx] = get_tmp_dir(tmp_dir, sizeof(tmp_dir));
subst_idx++;
fprintf(stderr, "Win32 substitutions:\n");
for (int j = 0; subst_src[j]; ++j) {
fprintf(stderr, "%s -> %s\n", subst_src[j], subst_dst[j]);
}
subst_src_ptr = subst_src;
subst_dst_ptr = subst_dst;
#endif
if (prepare(&serve_state, compile_cfg_path, prepare_flags, PREPARE_COMPILE,
cpp_opts, 0, subst_src_ptr, subst_dst_ptr) < 0)
return 1;
#if HAVE_OPEN_MEMSTREAM - 0
if (!(lang_log_f = open_memstream(&lang_log_t, &lang_log_z))) return 1;
if (lang_config_configure(lang_log_f, serve_state.global->lang_config_dir,
serve_state.max_lang, serve_state.langs) < 0) {
fclose(lang_log_f); lang_log_f = 0;
fprintf(stderr, "%s", lang_log_t);
return 1;
}
close_memstream(lang_log_f); lang_log_f = 0;
#else
if (lang_config_configure(stderr, serve_state.global->lang_config_dir,
serve_state.max_lang, serve_state.langs) < 0)
return 1;
#endif /* HAVE_OPEN_MEMSTREAM */
if (key && filter_languages(key) < 0) return 1;
if (create_dirs(&serve_state, PREPARE_COMPILE) < 0) return 1;
if (check_config() < 0) return 1;
if (initialize_mode) return 0;
#if HAVE_SETSID - 0
log_path[0] = 0;
#if defined EJUDGE_CONTESTS_HOME_DIR
if (!log_path[0]) {
snprintf(log_path, sizeof(log_path), "%s/var/ej-compile.log", EJUDGE_CONTESTS_HOME_DIR);
}
#endif
if (!log_path[0]) {
snprintf(log_path, sizeof(log_path), "%s/ej-compile.log", serve_state.global->var_dir);
}
if (daemon_mode) {
// daemonize itself
if (start_open_log(log_path) < 0)
return 1;
if ((pid = fork()) < 0) return 1;
if (pid > 0) _exit(0);
if (setsid() < 0) return 1;
#if HAVE_OPEN_MEMSTREAM - 0 == 1
fprintf(stderr, "%s", lang_log_t);
#endif /* HAVE_OPEN_MEMSTREAM */
} else if (restart_mode) {
if (start_open_log(log_path) < 0)
return 1;
}
#endif /* HAVE_SETSID */
#if HAVE_OPEN_MEMSTREAM - 0 == 1
xfree(lang_log_t); lang_log_t = 0; lang_log_z = 0;
#endif /* HAVE_OPEN_MEMSTREAM */
if (do_loop() < 0) return 1;
if (interrupt_restart_requested()) start_restart();
return 0;
print_usage:
printf("Usage: %s [ OPTS ] [config-file]\n", argv[0]);
printf(" -k key - specify language key\n");
printf(" -DDEF - define a symbol for preprocessor\n");
printf(" -D - start in daemon mode\n");
printf(" -i - initialize mode: create all dirs and exit\n");
printf(" -k KEY - specify a language filter key\n");
printf(" -u U - start as user U (only as root)\n");
printf(" -g G - start as group G (only as root)\n");
printf(" -C D - change directory to D\n");
printf(" -x X - specify a path to ejudge.xml file\n");
printf(" -r S - substitute ${CONTESTS_HOME_DIR} for S in the config\n");
printf(" -c C - substitute ${COMPILE_HOME_DIR} for C in the config\n");
return code;
}
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;
}