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-rw-r--r--talpid-core/src/firewall/macos.rs30
1 files changed, 22 insertions, 8 deletions
diff --git a/talpid-core/src/firewall/macos.rs b/talpid-core/src/firewall/macos.rs
index 111bc66bc8..462a2b4fc7 100644
--- a/talpid-core/src/firewall/macos.rs
+++ b/talpid-core/src/firewall/macos.rs
@@ -113,11 +113,18 @@ impl Firewall {
.quick(true)
.interface(&tunnel.interface)
.proto(pfctl::Proto::Tcp)
- .keep_state(pfctl::StatePolicy::Keep)
- .tcp_flags(Self::get_tcp_flags())
.to(pfctl::Endpoint::new(tunnel.ipv4_gateway, 53))
.build()?;
rules.push(allow_tcp_dns_to_relay_rule);
+ let allow_tcp_dns_from_relay_rule = self
+ .create_rule_builder(FilterRuleAction::Pass)
+ .direction(pfctl::Direction::In)
+ .quick(true)
+ .interface(&tunnel.interface)
+ .proto(pfctl::Proto::Tcp)
+ .from(pfctl::Endpoint::new(tunnel.ipv4_gateway, 53))
+ .build()?;
+ rules.push(allow_tcp_dns_from_relay_rule);
let allow_udp_dns_to_relay_rule = self
.create_rule_builder(FilterRuleAction::Pass)
.direction(pfctl::Direction::Out)
@@ -129,18 +136,25 @@ impl Firewall {
rules.push(allow_udp_dns_to_relay_rule);
if let Some(ipv6_gateway) = tunnel.ipv6_gateway {
- let v6_dns_rule_tcp = self
+ let allow_tcp_dns6_to_relay_rule = self
.create_rule_builder(FilterRuleAction::Pass)
.direction(pfctl::Direction::Out)
.quick(true)
.interface(&tunnel.interface)
.proto(pfctl::Proto::Tcp)
- .keep_state(pfctl::StatePolicy::Keep)
- .tcp_flags(Self::get_tcp_flags())
.to(pfctl::Endpoint::new(ipv6_gateway, 53))
.build()?;
- rules.push(v6_dns_rule_tcp);
- let v6_dns_rule_udp = self
+ rules.push(allow_tcp_dns6_to_relay_rule);
+ let allow_tcp_dns6_from_relay_rule = self
+ .create_rule_builder(FilterRuleAction::Pass)
+ .direction(pfctl::Direction::In)
+ .quick(true)
+ .interface(&tunnel.interface)
+ .proto(pfctl::Proto::Tcp)
+ .from(pfctl::Endpoint::new(ipv6_gateway, 53))
+ .build()?;
+ rules.push(allow_tcp_dns6_from_relay_rule);
+ let allow_udp_dns6_to_relay_rule = self
.create_rule_builder(FilterRuleAction::Pass)
.direction(pfctl::Direction::Out)
.quick(true)
@@ -148,7 +162,7 @@ impl Firewall {
.proto(pfctl::Proto::Udp)
.to(pfctl::Endpoint::new(ipv6_gateway, 53))
.build()?;
- rules.push(v6_dns_rule_udp);
+ rules.push(allow_udp_dns6_to_relay_rule);
}
rules.push(self.get_allow_relay_rule(peer_endpoint)?);