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TUN-2344: log more details: http2.Framer.ErrorDetail() if available, connectionID

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This commit is contained in:
Nick Vollmar
2019-10-14 18:36:34 -05:00
parent a4b3ee5959
commit 4d2583edf5
2 changed files with 23 additions and 17 deletions
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27
origin/tunnel.go
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@@ -152,7 +152,7 @@ func ServeTunnelLoop(ctx context.Context,
connectedSignal *signal.Signal,
u uuid.UUID,
) error {
logger := config.Logger
connectionLogger := config.Logger.WithField("connectionID", connectionID)
config.Metrics.incrementHaConnections()
defer config.Metrics.decrementHaConnections()
backoff := BackoffHandler{MaxRetries: config.Retries}
@@ -165,10 +165,10 @@ func ServeTunnelLoop(ctx context.Context,
// Ensure the above goroutine will terminate if we return without connecting
defer connectedFuse.Fuse(false)
for {
err, recoverable := ServeTunnel(ctx, config, addr, connectionID, connectedFuse, &backoff, u)
err, recoverable := ServeTunnel(ctx, config, connectionLogger, addr, connectionID, connectedFuse, &backoff, u)
if recoverable {
if duration, ok := backoff.GetBackoffDuration(ctx); ok {
logger.Infof("Retrying in %s seconds", duration)
connectionLogger.Infof("Retrying in %s seconds", duration)
backoff.Backoff(ctx)
continue
}
@@ -180,6 +180,7 @@ func ServeTunnelLoop(ctx context.Context,
func ServeTunnel(
ctx context.Context,
config *TunnelConfig,
logger *log.Entry,
addr *net.TCPAddr,
connectionID uint8,
connectedFuse *h2mux.BooleanFuse,
@@ -199,7 +200,6 @@ func ServeTunnel(
}()
connectionTag := uint8ToString(connectionID)
logger := config.Logger.WithField("connectionID", connectionTag)
// additional tags to send other than hostname which is set in cloudflared main package
tags := make(map[string]string)
@@ -208,7 +208,7 @@ func ServeTunnel(
// Returns error from parsing the origin URL or handshake errors
handler, originLocalIP, err := NewTunnelHandler(ctx, config, addr.String(), connectionID)
if err != nil {
errLog := config.Logger.WithError(err)
errLog := logger.WithError(err)
switch err.(type) {
case dialError:
errLog.Error("Unable to dial edge")
@@ -224,7 +224,7 @@ func ServeTunnel(
errGroup, serveCtx := errgroup.WithContext(ctx)
errGroup.Go(func() error {
err := RegisterTunnel(serveCtx, handler.muxer, config, connectionID, originLocalIP, u)
err := RegisterTunnel(serveCtx, handler.muxer, config, logger, connectionID, originLocalIP, u)
if err == nil {
connectedFuse.Fuse(true)
backoff.SetGracePeriod()
@@ -302,6 +302,7 @@ func RegisterTunnel(
ctx context.Context,
muxer *h2mux.Muxer,
config *TunnelConfig,
logger *log.Entry,
connectionID uint8,
originLocalIP string,
uuid uuid.UUID,
@@ -333,13 +334,13 @@ func RegisterTunnel(
config.Hostname,
config.RegistrationOptions(connectionID, originLocalIP, uuid),
)
LogServerInfo(serverInfoPromise.Result(), connectionID, config.Metrics, config.Logger)
LogServerInfo(serverInfoPromise.Result(), connectionID, config.Metrics, logger)
if err != nil {
// RegisterTunnel RPC failure
return newClientRegisterTunnelError(err, config.Metrics.regFail)
}
for _, logLine := range registration.LogLines {
config.Logger.Info(logLine)
logger.Info(logLine)
}
if regErr := processRegisterTunnelError(registration.Err, registration.PermanentFailure, config.Metrics); regErr != nil {
@@ -348,24 +349,24 @@ func RegisterTunnel(
if registration.TunnelID != "" {
config.Metrics.tunnelsHA.AddTunnelID(connectionID, registration.TunnelID)
config.Logger.Infof("Each HA connection's tunnel IDs: %v", config.Metrics.tunnelsHA.String())
logger.Infof("Each HA connection's tunnel IDs: %v", config.Metrics.tunnelsHA.String())
}
// Print out the user's trial zone URL in a nice box (if they requested and got one)
if isTrialTunnel := config.Hostname == ""; isTrialTunnel {
if url, err := url.Parse(registration.Url); err == nil {
for _, line := range asciiBox(trialZoneMsg(url.String()), 2) {
config.Logger.Infoln(line)
logger.Infoln(line)
}
} else {
config.Logger.Errorln("Failed to connect tunnel, please try again.")
logger.Errorln("Failed to connect tunnel, please try again.")
return fmt.Errorf("empty URL in response from Cloudflare edge")
}
}
config.Metrics.userHostnamesCounts.WithLabelValues(registration.Url).Inc()
config.Logger.Infof("Route propagating, it may take up to 1 minute for your new route to become functional")
logger.Infof("Route propagating, it may take up to 1 minute for your new route to become functional")
return nil
}
@@ -421,7 +422,7 @@ func LogServerInfo(
promise tunnelrpc.ServerInfo_Promise,
connectionID uint8,
metrics *TunnelMetrics,
logger *log.Logger,
logger *log.Entry,
) {
serverInfoMessage, err := promise.Struct()
if err != nil {