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convert-clars.c
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convert-clars.c
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/* -*- mode: c -*- */
/* Copyright (C) 2008-2015 Alexander Chernov <cher@ejudge.ru> */
/*
* This program 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.
*
* This program 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.
*/
#include "ejudge/config.h"
#include "ejudge/ej_types.h"
#include "ejudge/ej_limits.h"
#include "ejudge/version.h"
#include "ejudge/ejudge_cfg.h"
#include "ejudge/contests.h"
#include "ejudge/clarlog.h"
#include "ejudge/xml_utils.h"
#include "ejudge/compat.h"
#include "ejudge/ej_uuid.h"
#include "ejudge/xalloc.h"
#include "ejudge/osdeps.h"
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <errno.h>
static const unsigned char *program_name = "";
static const unsigned char *ejudge_xml_path = 0;
static const unsigned char *src_plugin_name = 0;
static const unsigned char *dst_plugin_name = 0;
static int contest_id = 0;
static struct ejudge_cfg *config = 0;
static const struct contest_desc *cnts = 0;
static clarlog_state_t src_clarlog = 0;
static clarlog_state_t dst_clarlog = 0;
static void
die(const char *format, ...)
__attribute__((format(printf, 1, 2), noreturn));
static void
die(const char *format, ...)
{
va_list args;
char buf[1024];
va_start(args, format);
vsnprintf(buf, sizeof(buf), format, args);
va_end(args);
fprintf(stderr, "%s: %s\n", program_name,
buf);
exit(1);
}
static void write_help(void) __attribute__((noreturn));
static void
write_help(void)
{
printf("%s: clarification database converter\n"
"Usage: %s [OPTIONS] CNTS-ID SRC-PLUGIN DST-PLUGIN\n"
" OPTIONS:\n"
" --help write this message and exit\n"
" --version report version and exit\n"
" -f CFG specify the ejudge configuration file\n"
/*" COMMAND:\n"*/
/*" status report the new-server status\n"*/,
program_name, program_name);
exit(0);
}
static void write_version(void) __attribute__((noreturn));
static void
write_version(void)
{
printf("%s %s, compiled %s\n", program_name, compile_version, compile_date);
exit(0);
}
/* force linking of certain functions that may be needed by plugins */
void *forced_link_table[] =
{
xml_parse_ip,
xml_parse_date,
xml_parse_int,
xml_parse_ip_mask,
xml_parse_bool,
xml_unparse_text,
xml_unparse_bool,
xml_unparse_ip,
xml_unparse_date,
xml_unparse_ip_mask,
xml_err_get_elem_name,
xml_err_get_attr_name,
xml_err,
xml_err_a,
xml_err_attrs,
xml_err_nested_elems,
xml_err_attr_not_allowed,
xml_err_elem_not_allowed,
xml_err_elem_redefined,
xml_err_top_level,
xml_err_top_level_s,
xml_err_attr_invalid,
xml_err_elem_undefined,
xml_err_elem_undefined_s,
xml_err_attr_undefined,
xml_err_attr_undefined_s,
xml_err_elem_invalid,
xml_err_elem_empty,
xml_leaf_elem,
xml_empty_text,
xml_empty_text_c,
xml_attr_bool,
xml_attr_bool_byte,
xml_attr_int,
xml_attr_ulong,
xml_attr_date,
xml_do_parse_ipv6,
xml_parse_ipv6_2,
xml_parse_ipv6,
xml_unparse_ipv6,
ipv6cmp,
ipv6_match_mask,
xml_msg,
xml_unparse_ipv6_mask,
xml_parse_ipv6_mask,
xml_elem_ipv6_mask,
ipv6_is_empty,
xml_unparse_full_cookie,
xml_parse_full_cookie,
close_memstream,
};
int
main(int argc, char *argv[])
{
int i = 1;
char *eptr = 0;
int total_clars, clar_id;
struct clar_entry_v2 clar;
unsigned char *text = 0;
size_t size = 0;
program_name = os_GetBasename(argv[0]);
if (argc <= 1) die("not enough parameters");
if (!strcmp(argv[1], "--help")) {
write_help();
} else if (!strcmp(argv[1], "--version")) {
write_version();
}
i = 1;
while (i < argc) {
if (!strcmp(argv[i], "-f")) {
if (i + 1 >= argc) die("argument expected for `-f'");
ejudge_xml_path = argv[i + 1];
i += 2;
} else if (!strcmp(argv[i], "--")) {
i++;
break;
} else if (argv[i][0] == '-') {
die("invalid option `%s'", argv[i]);
} else {
break;
}
}
#if defined EJUDGE_XML_PATH
if (!ejudge_xml_path) ejudge_xml_path = EJUDGE_XML_PATH;
#endif /* EJUDGE_XML_PATH */
if (!ejudge_xml_path) die("ejudge.xml path is not specified");
if (!(config = ejudge_cfg_parse(ejudge_xml_path, 1))) return 1;
if (!config->contests_dir) die("<contests_dir> tag is not set!");
if (contests_set_directory(config->contests_dir) < 0)
die("contests directory is invalid");
if (i >= argc) die("contest-id is expected");
if (!argv[i][0]) die("contest-id is not specified");
errno = 0;
contest_id = strtol(argv[i], &eptr, 10);
if (*eptr || errno || contest_id <= 0 || contest_id > EJ_MAX_CONTEST_ID)
die("contest-id is invalid");
i++;
if (i >= argc) die("source plugin name is expected");
src_plugin_name = argv[i];
i++;
if (i >= argc) die("destination plugin name is expected");
dst_plugin_name = argv[i];
i++;
if (i < argc) die("extra parameters");
if (!src_plugin_name || !*src_plugin_name) src_plugin_name = "file";
if (!dst_plugin_name || !*dst_plugin_name) dst_plugin_name = "file";
if (!strcmp(src_plugin_name, dst_plugin_name))
die("plugins are the same");
if (contests_get(contest_id, &cnts) < 0 || !cnts)
die("cannot load contest %d", contest_id);
if (!(src_clarlog = clar_init()))
die("cannot open the source clarlog");
if (!(dst_clarlog = clar_init()))
die("cannot open the destination clarlog");
if (clar_open(src_clarlog, config, cnts, 0, src_plugin_name, 0) < 0)
die("cannot open the source clarlog");
if (clar_open(dst_clarlog, config, cnts, 0, dst_plugin_name, 0) < 0)
die("cannot open the destination clarlog");
total_clars = clar_get_total(src_clarlog);
for (clar_id = 0; clar_id < total_clars; clar_id++) {
if (clar_get_record(src_clarlog, clar_id, &clar) < 0) continue;
if (clar.id < 0) continue;
if (!ej_uuid_is_nonempty(clar.uuid)) {
ej_uuid_generate(&clar.uuid);
}
clar_put_record(dst_clarlog, clar_id, &clar);
if (clar_get_raw_text(src_clarlog, clar_id, &text, &size) < 0) continue;
clar_add_text(dst_clarlog, clar_id, &clar.uuid, text, size);
xfree(text); text = 0; size = 0;
}
return 0;
}