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Allow checking ssl files are readable (check_ssl_files)

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This commit is contained in:
Loïc Gomez 2024-02-04 14:48:29 +09:00
parent 24365e72e8
commit ee9478e7ce
3 changed files with 55 additions and 25 deletions
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66
src/bip_main.c
View File

@ -68,6 +68,7 @@ void rlimit_cpu_reached(int i);
void rlimit_bigfile_reached(int i);
void conf_die(bip_t *bip, char *fmt, ...);
int fireup(bip_t *bip, FILE *conf);
int check_ssl_files(int failmode);
int do_pid_stuff(void);
static void usage(char *name)
@ -143,6 +144,44 @@ static pid_t daemonize(void)
return getpid();
}
int check_ssl_files(int failmode)
{
int e;
struct stat fs;
if (!conf_ssl_certfile) {
conf_ssl_certfile = default_path(
conf_biphome, "bip.pem", "SSL certificate");
}
if (failmode == HARD_FAIL)
assert_path_exists(conf_ssl_certfile);
else if (!check_path_exists(conf_ssl_certfile))
return 0;
e = stat(conf_ssl_certfile, &fs);
if (e)
mylog(LOG_WARN,
"Unable to check PEM file, stat(%s): %s",
conf_ssl_certfile, strerror(errno));
else if ((fs.st_mode & S_IROTH) | (fs.st_mode & S_IWOTH))
mylog(LOG_ERROR,
"PEM file %s should not be world "
"readable / writable. Please fix the modes.",
conf_ssl_certfile);
if (conf_client_dh_file) {
if (failmode == HARD_FAIL) {
assert_path_exists(conf_client_dh_file);
} else if (!check_path_exists(conf_client_dh_file)) {
return 0;
}
}
/* all is well */
return 1;
}
int main(int argc, char **argv)
{
FILE *conf = NULL;
@ -264,31 +303,8 @@ int main(int argc, char **argv)
#ifdef HAVE_LIBSSL
if (conf_css) {
int e;
struct stat fs;
if (!conf_ssl_certfile) {
conf_ssl_certfile = default_path(
conf_biphome, "bip.pem", "SSL certificate");
}
assert_path_exists(conf_ssl_certfile);
e = stat(conf_ssl_certfile, &fs);
if (e)
mylog(LOG_WARN,
"Unable to check PEM file, stat(%s): "
"%s",
conf_ssl_certfile, strerror(errno));
else if ((fs.st_mode & S_IROTH) | (fs.st_mode & S_IWOTH))
mylog(LOG_ERROR,
"PEM file %s should not be world "
"readable / writable. Please fix the modes.",
conf_ssl_certfile);
if (conf_client_dh_file) {
assert_path_exists(conf_client_dh_file);
}
}
check_ssl_files(HARD_FAIL);
}
#endif
check_dir(conf_log_root, 1);

12
src/path_util.c
View File

@ -35,3 +35,15 @@ void assert_path_exists(char *path)
if (stat(path, &st_buf) != 0)
fatal("Path %s doesn't exist (%s)", path, strerror(errno));
}
int check_path_exists(char *path)
{
struct stat st_buf;
if (stat(path, &st_buf) != 0) {
mylog(LOG_WARN, "Path %s doesn't exist (%s)", path, strerror(errno));
return 0;
} else {
return 1;
}
}

2
src/path_util.h
View File

@ -18,5 +18,7 @@
char *default_path(const char *biphome, const char *filename, const char *desc);
/* exit program if path doesn't exist */
void assert_path_exists(char *path);
/* return 1 if path exists, 0 otherwise */
int check_path_exists(char *path);
#endif