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Vote Exit correctly with DirAllowPrivateAddresses set

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When allowing private addresses, mark Exits that only exit to private
locations as such. Fixes bug 20064; bugfix on 0.2.2.9-alpha.
This commit is contained in:
Sebastian Hahn 2016-09-05 23:32:16 +02:00
parent 341a159ab4
commit 0d485fcfef
2 changed files with 8 additions and 1 deletions
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5
changes/bug20064 Normal file
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@ -0,0 +1,5 @@
o Minor bugfixes (Directory Authority):
- When allowing private addresses, mark Exits that only exit to
private locations as such. Fixes bug 20064; bugfix on
0.2.2.9-alpha.

4
src/or/policies.c
View File

@ -2119,8 +2119,10 @@ exit_policy_is_general_exit_helper(smartlist_t *policy, int port)
if (subnet_status[i] != 0)
continue; /* We already reject some part of this /8 */
tor_addr_from_ipv4h(&addr, i<<24);
if (tor_addr_is_internal(&addr, 0))
if (tor_addr_is_internal(&addr, 0) &&
!get_options()->DirAllowPrivateAddresses) {
continue; /* Local or non-routable addresses */
}
if (p->policy_type == ADDR_POLICY_ACCEPT) {
if (p->maskbits > 8)
continue; /* Narrower than a /8. */