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/* libguestfs virt-builder tool
* Copyright (C) 2013 Red Hat Inc.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <limits.h>
#include <getopt.h>
#include <error.h>
#include <errno.h>
#include <locale.h>
#include <libintl.h>
#include <guestfs.h>
#include "options.h"
#include "getprogname.h"
#include "guestfs-utils.h"
#include "index-struct.h"
#include "index-parse.h"
extern int do_parse (struct parse_context *context, FILE *in);
static void __attribute__((noreturn))
usage (int exit_status)
{
printf ("%s index\n", getprogname ());
exit (exit_status);
}
int
main (int argc, char *argv[])
{
enum { HELP_OPTION = CHAR_MAX + 1 };
static const char options[] = "V";
static const struct option long_options[] = {
{ "help", 0, 0, HELP_OPTION },
{ "compat-1.24.0", 0, 0, 0 },
{ "compat-1.24.1", 0, 0, 0 },
{ "version", 0, 0, 'V' },
{ 0, 0, 0, 0 }
};
int c;
int option_index;
int compat_1_24_0 = 0;
int compat_1_24_1 = 0;
const char *input;
struct section *sections;
struct parse_context context;
FILE *in;
int ret;
setlocale (LC_ALL, "");
bindtextdomain (PACKAGE, LOCALEBASEDIR);
textdomain (PACKAGE);
parse_context_init (&context);
for (;;) {
c = getopt_long (argc, argv, options, long_options, &option_index);
if (c == -1) break;
switch (c) {
case 0: /* options which are long only */
if (STREQ (long_options[option_index].name, "compat-1.24.0"))
compat_1_24_0 = compat_1_24_1 = 1;
else if (STREQ (long_options[option_index].name, "compat-1.24.1"))
compat_1_24_1 = 1;
else
error (EXIT_FAILURE, 0,
_("unknown long option: %s (%d)"),
long_options[option_index].name, option_index);
break;
case 'V':
OPTION_V;
case HELP_OPTION:
usage (EXIT_SUCCESS);
default:
usage (EXIT_FAILURE);
}
}
if (optind != argc-1)
usage (EXIT_FAILURE);
input = argv[optind++];
in = fopen (input, "r");
if (in == NULL)
error (EXIT_FAILURE, errno, "fopen: %s", input);
ret = do_parse (&context, in);
if (fclose (in) == EOF) {
fprintf (stderr, _("%s: %s: error closing input file: %m (ignored)\n"),
getprogname (), input);
}
if (ret != 0) {
parse_context_free (&context);
error (EXIT_FAILURE, 0,
_("‘%s’ could not be validated, see errors above"), input);
}
if (compat_1_24_1 && context.seen_comments) {
parse_context_free (&context);
error (EXIT_FAILURE, 0,
_("%s contains comments which will not work with virt-builder 1.24.1"),
input);
}
/* Iterate over the parsed sections, semantically validating it. */
for (sections = context.parsed_index; sections != NULL; sections = sections->next) {
int seen_sig = 0;
struct field *fields;
if (compat_1_24_0) {
if (strchr (sections->name, '_')) {
parse_context_free (&context);
error (EXIT_FAILURE, 0,
_("%s: section [%s] has invalid characters which will not work with virt-builder 1.24.0"),
input, sections->name);
}
}
for (fields = sections->fields; fields != NULL; fields = fields->next) {
if (compat_1_24_0) {
if (strchr (fields->key, '[') ||
strchr (fields->key, ']')) {
parse_context_free (&context);
error (EXIT_FAILURE, 0,
_("%s: section [%s], field ‘%s’ has invalid characters which will not work with virt-builder 1.24.0"),
input, sections->name, fields->key);
}
}
if (compat_1_24_1) {
if (strchr (fields->key, '.') ||
strchr (fields->key, ',')) {
parse_context_free (&context);
error (EXIT_FAILURE, 0,
_("%s: section [%s], field ‘%s’ has invalid characters which will not work with virt-builder 1.24.1"),
input, sections->name, fields->key);
}
}
if (STREQ (fields->key, "sig"))
seen_sig = 1;
}
if (compat_1_24_0 && !seen_sig) {
parse_context_free (&context);
error (EXIT_FAILURE, 0,
_("%s: section [%s] is missing a ‘sig’ field which will not work with virt-builder 1.24.0"),
input, sections->name);
}
}
/* Free the parsed data. */
parse_context_free (&context);
printf ("%s validated OK\n", input);
exit (EXIT_SUCCESS);
}
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