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Don't allow a wildcard address for the relay parameter.

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This commit is contained in:
Todd C. Miller
2021-04-06 14:44:19 -06:00
parent 30f57bcdce
commit ec52810c0b
1 changed files with 8 additions and 4 deletions
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12
logsrvd/logsrvd_conf.c
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@@ -329,7 +329,8 @@ cb_iolog_maxseq(struct logsrvd_config *config, const char *str)
/* Server callbacks */
static bool
append_address(struct server_address_list *addresses, const char *str)
append_address(struct server_address_list *addresses, const char *str,
bool allow_wildcard)
{
struct addrinfo hints, *res, *res0 = NULL;
char *sa_str = NULL, *sa_host = NULL;
@@ -347,8 +348,11 @@ append_address(struct server_address_list *addresses, const char *str)
if (!iolog_parse_host_port(copy, &host, &port, &tls, DEFAULT_PORT,
DEFAULT_PORT_TLS))
goto done;
if (host[0] == '*' && host[1] == '\0')
if (host[0] == '*' && host[1] == '\0') {
if (!allow_wildcard)
goto done;
host = NULL;
}
#if !defined(HAVE_OPENSSL)
if (tls) {
@@ -406,13 +410,13 @@ done:
static bool
cb_listen_address(struct logsrvd_config *config, const char *str)
{
return append_address(&config->server.addresses.addrs, str);
return append_address(&config->server.addresses.addrs, str, true);
}
static bool
cb_relay(struct logsrvd_config *config, const char *str)
{
return append_address(&config->server.relays.addrs, str);
return append_address(&config->server.relays.addrs, str, false);
}
static bool