commit 0a2598a1e854243b2f69dae05d713260b4816098 Author: Cecylia Bocovich <cohosh@torproject.org> Date: Tue Oct 26 15:43:36 2021 -0400 Export ability to change the URL of NAT probe --- proxy/lib/snowflake.go | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/proxy/lib/snowflake.go b/proxy/lib/snowflake.go index 734657a..5f7bfd4 100644 --- a/proxy/lib/snowflake.go +++ b/proxy/lib/snowflake.go @@ -49,7 +49,7 @@ import ( const DefaultBrokerURL = "https://snowflake-broker.torproject.net/" -const DefaultProbeURL = "https://snowflake-broker.torproject.net:8443/probe" +const DefaultNATProbeURL = "https://snowflake-broker.torproject.net:8443/probe" const DefaultRelayURL = "wss://snowflake.bamsoftware.com/" @@ -99,7 +99,9 @@ type SnowflakeProxy struct { KeepLocalAddresses bool // RelayURL is the URL of the Snowflake server that all traffic will be relayed to RelayURL string - shutdown chan struct{} + // NATProbeURL is the URL of the probe service we use for NAT checks + NATProbeURL string + shutdown chan struct{} } // Checks whether an IP address is a remote address for the client @@ -499,6 +501,9 @@ func (sf *SnowflakeProxy) Start() error { if sf.STUNURL == "" { sf.STUNURL = DefaultSTUNURL } + if sf.NATProbeURL == "" { + sf.NATProbeURL = DefaultNATProbeURL + } broker, err = newSignalingServer(sf.BrokerURL, sf.KeepLocalAddresses) if err != nil { @@ -524,7 +529,7 @@ func (sf *SnowflakeProxy) Start() error { tokens = newTokens(sf.Capacity) // use probetest to determine NAT compatability - sf.checkNATType(config, DefaultProbeURL) + sf.checkNATType(config, sf.NATProbeURL) log.Printf("NAT type: %s", currentNATType) ticker := time.NewTicker(pollInterval)