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control/controlclient: add debug knob to not use control's endpoints

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This commit is contained in:
Brad Fitzpatrick 2021-01-20 21:30:04 -08:00
parent 359055d3fa
commit a905ce5607
1 changed files with 18 additions and 8 deletions
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26
control/controlclient/direct.go
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@ -744,6 +744,14 @@ func (c *Direct) sendMapRequest(ctx context.Context, maxPolls int, cb func(*Netw
}
resp.Peers = filtered
}
if Debug.StripEndpoints {
for _, p := range resp.Peers {
// We need at least one endpoint here for now else
// other code doesn't even create the discoEndpoint.
// TODO(bradfitz): fix that and then just nil this out.
p.Endpoints = []string{"127.9.9.9:456"}
}
}
if pf := resp.PacketFilter; pf != nil {
lastParsedPacketFilter = c.parsePacketFilter(pf)
@ -972,19 +980,21 @@ func loadServerKey(ctx context.Context, httpc *http.Client, serverURL string) (w
var Debug = initDebug()
type debug struct {
NetMap bool
ProxyDNS bool
OnlyDisco bool
Disco bool
NetMap bool
ProxyDNS bool
OnlyDisco bool
Disco bool
StripEndpoints bool // strip endpoints from control (only use disco messages)
}
func initDebug() debug {
use := os.Getenv("TS_DEBUG_USE_DISCO")
return debug{
NetMap: envBool("TS_DEBUG_NETMAP"),
ProxyDNS: envBool("TS_DEBUG_PROXY_DNS"),
OnlyDisco: use == "only",
Disco: use == "only" || use == "" || envBool("TS_DEBUG_USE_DISCO"),
NetMap: envBool("TS_DEBUG_NETMAP"),
ProxyDNS: envBool("TS_DEBUG_PROXY_DNS"),
StripEndpoints: envBool("TS_DEBUG_STRIP_ENDPOINTS"),
OnlyDisco: use == "only",
Disco: use == "only" || use == "" || envBool("TS_DEBUG_USE_DISCO"),
}
}