r7302@Kushana: nickm | 2006-08-10 01:48:44 -0700

Warn about open TransListenAddress values.


svn:r7010
This commit is contained in:
Nick Mathewson 2006-08-10 09:02:02 +00:00
parent cd560d8528
commit 74df271e00

View File

@ -2069,23 +2069,31 @@ options_validate(or_options_t *old_options, or_options_t *options,
REJECT("SocksPort must be defined if SocksListenAddress is defined.");
#endif
/* XXX TransListenAddress should be checked here as well */
if (options->SocksListenAddress) {
config_line_t *line = NULL;
for (i = 0; i < 2; ++i) {
int is_socks = i==0;
config_line_t *line, *opt, *old;
if (is_socks) {
opt = options->SocksListenAddress;
old = old_options->SocksListenAddress;
} else {
opt = options->TransListenAddress;
old = old_options->TransListenAddress;
}
const char *tp = is_socks ? "SOCKS proxy" : "transparent proxy";
for (line = opt; line; line = line->next) {
char *address = NULL;
for (line = options->SocksListenAddress; line; line = line->next) {
uint16_t port;
uint32_t addr;
if (parse_addr_port(LOG_WARN, line->value, &address, &addr, &port)<0)
continue; /* We'll warn about this later. */
if (!is_internal_IP(addr, 1) &&
(!old_options || !config_lines_eq(old_options->SocksListenAddress,
options->SocksListenAddress))) {
(!old_options || !config_lines_eq(old, opt))) {
log_warn(LD_CONFIG,
"You specified a public address '%s' for a SOCKS listener. Other "
"You specified a public address '%s' for a %s listener. Other "
"people on the Internet might find your computer and use it as "
"an open SOCKS proxy. Please don't allow this unless you have "
"a good reason.", address);
"an open %s proxy. Please don't allow this unless you have "
"a good reason.", address, tp, tp);
}
tor_free(address);
}