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/*
* Copyright 2005-2006 Gentoo Foundation
* Distributed under the terms of the GNU General Public License v2
* $Header: /var/cvsroot/gentoo-projects/portage-utils/qcheck.c,v 1.27 2006/05/24 03:30:42 vapier Exp $
*
* Copyright 2005-2006 Ned Ludd - <solar@gentoo.org>
* Copyright 2005-2006 Mike Frysinger - <vapier@gentoo.org>
*/
#ifdef APPLET_qcheck
#define QCHECK_FLAGS "au" COMMON_FLAGS
static struct option const qcheck_long_opts[] = {
{"all", no_argument, NULL, 'a'},
{"update", no_argument, NULL, 'u'},
COMMON_LONG_OPTS
};
static const char *qcheck_opts_help[] = {
"List all packages",
"Update chksum and mtimes for packages",
COMMON_OPTS_HELP
};
static const char qcheck_rcsid[] = "$Id: qcheck.c,v 1.27 2006/05/24 03:30:42 vapier Exp $";
#define qcheck_usage(ret) usage(ret, QCHECK_FLAGS, qcheck_long_opts, qcheck_opts_help, lookup_applet_idx("qcheck"))
int qcheck_main(int argc, char **argv)
{
DIR *dir, *dirp;
int i;
struct dirent *dentry, *de;
char search_all = 0;
char qc_update = 0;
struct stat st;
size_t num_files, num_files_ok, num_files_unknown;
char buf[_Q_PATH_MAX], filename[_Q_PATH_MAX];
char buffer[_Q_PATH_MAX];
DBG("argc=%d argv[0]=%s argv[1]=%s",
argc, argv[0], argc > 1 ? argv[1] : "NULL?");
while ((i = GETOPT_LONG(QCHECK, qcheck, "")) != -1) {
switch (i) {
COMMON_GETOPTS_CASES(qcheck)
case 'a': search_all = 1; break;
case 'u': qc_update = 1; break;
}
}
if ((argc == optind) && !search_all)
qcheck_usage(EXIT_FAILURE);
if (chdir(portroot))
errp("could not chdir(%s) for ROOT", portroot);
if (chdir(portvdb) != 0 || (dir = opendir(".")) == NULL)
return EXIT_FAILURE;
/* open /var/db/pkg */
while ((dentry = q_vdb_get_next_dir(dir))) {
if (chdir(dentry->d_name) != 0)
continue;
if ((dirp = opendir(".")) == NULL)
continue;
/* open the cateogry */
while ((de = readdir(dirp)) != NULL) {
FILE *fp, *fpx;
if (*de->d_name == '.')
continue;
fp = fpx = NULL;
/* see if this cat/pkg is requested */
if (!search_all) {
for (i = optind; i < argc; ++i) {
snprintf(buf, sizeof(buf), "%s/%s", dentry->d_name,
de->d_name);
if (rematch(argv[i], buf, REG_EXTENDED) == 0)
break;
if (rematch(argv[i], de->d_name, REG_EXTENDED) == 0)
break;
}
if (i == argc)
continue;
}
snprintf(buf, sizeof(buf), "%s%s/%s/%s/CONTENTS", portroot, portvdb,
dentry->d_name, de->d_name);
if ((fp = fopen(buf, "r")) == NULL)
continue;
strncat(buf, "~", sizeof(buf));
num_files = num_files_ok = num_files_unknown = 0;
printf("%sing %s%s/%s%s ...\n",
(qc_update ? "Updat" : "Check"),
GREEN, dentry->d_name, de->d_name, NORM);
if (qc_update) {
if ((fpx = fopen(buf, "w")) == NULL) {
fclose(fp);
warn("unable to fopen(%s, w): %s", buf, strerror(errno));
continue;
}
}
while ((fgets(buf, sizeof(buf), fp)) != NULL) {
contents_entry *e;
strcpy(buffer, buf);
e = contents_parse_line(buf);
if (!e)
continue;
if (strcmp(portroot, "/") != 0) {
snprintf(filename, sizeof(filename), "%s%s", portroot, e->name);
e->name = filename;
}
/* run our little checks */
++num_files;
if (lstat(e->name, &st)) {
/* make sure file exists */
printf(" %sAFK%s: %s\n", RED, NORM, e->name);
continue;
}
if (e->digest && S_ISREG(st.st_mode)) {
/* validate digest (handles MD5 / SHA1) */
uint8_t hash_algo;
char *hashed_file;
switch (strlen(e->digest)) {
case 32: hash_algo = HASH_MD5; break;
case 40: hash_algo = HASH_SHA1; break;
default: hash_algo = 0; break;
}
if (!hash_algo) {
printf(" %sUNKNOWN DIGEST%s: '%s' for '%s'\n", RED, NORM, e->digest, e->name);
++num_files_unknown;
continue;
}
hashed_file = (char*)hash_file(e->name, hash_algo);
if (!hashed_file) {
if (qc_update) {
fputs(buffer, fpx);
if (!verbose)
continue;
}
printf(" %sPERM %4o%s: %s\n", RED, (st.st_mode & 07777), NORM, e->name);
++num_files_unknown;
continue;
} else if (strcmp(e->digest, hashed_file)) {
const char *digest_disp;
if (qc_update) {
fprintf(fpx, "obj %s %s %lu\n", e->name, hashed_file, st.st_mtime);
if (!verbose)
goto free_and_more_hash;
}
switch (hash_algo) {
case HASH_MD5: digest_disp = "MD5"; break;
case HASH_SHA1: digest_disp = "SHA1"; break;
default: digest_disp = "UNK"; break;
}
printf(" %s%s-DIGEST%s: %s", RED, digest_disp, NORM, e->name);
if (verbose)
printf(" (recorded '%s' != actual '%s')", e->digest, hashed_file);
printf("\n");
free_and_more_hash:
free(hashed_file);
continue;
} else {
if (qc_update)
fputs(buffer, fpx);
free(hashed_file);
}
} else {
if (qc_update)
fputs(buffer, fpx);
}
if (e->mtime && e->mtime != st.st_mtime) {
/* validate last modification time */
printf(" %sMTIME%s: %s", RED, NORM, e->name);
if (verbose)
printf(" (recorded '%lu' != actual '%lu')", (unsigned long)st.st_mtime, e->mtime);
printf("\n");
continue;
}
++num_files_ok;
}
fclose(fp);
if (qc_update) {
fclose(fpx);
snprintf(buf, sizeof(buf), "%s%s/%s/%s/CONTENTS", portroot, portvdb,
dentry->d_name, de->d_name);
strcpy(buffer, buf);
strncat(buffer, "~", sizeof(buffer));
rename(buffer, buf);
if (!verbose)
continue;
}
printf(" %2$s*%1$s %3$s%4$lu%1$s out of %3$s%5$lu%1$s file%6$s are good\n",
NORM, BOLD, BLUE,
(unsigned long)num_files_ok,
(unsigned long)num_files,
(num_files > 1 ? "s" : ""));
if (num_files_unknown)
printf(" %2$s*%1$s Unable to digest %3$s%4$lu%1$s file%5$s\n",
NORM, BOLD, BLUE, (unsigned long)num_files_unknown,
(num_files_unknown > 1 ? "s" : ""));
}
closedir(dirp);
chdir("..");
}
return EXIT_SUCCESS;
}
#else
DEFINE_APPLET_STUB(qcheck)
#endif
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