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p2p: update

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This commit is contained in:
Felix Lange 2025-04-15 11:19:49 +02:00
parent 071d9a4ca6
commit d2fce766f3
1 changed files with 13 additions and 15 deletions
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28
p2p/metrics.go
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@ -64,35 +64,33 @@ var (
dialOtherError = metrics.NewRegisteredMeter("p2p/dials/error/other", nil)
)
// markDialError matches errors that occur while setting up a dial connection
// to the corresponding meter.
// markDialError will bump exactly one meter per call. We don't maintain meters
// for evert possible error. If there are multiple levels of wrapped errors, we
// capture the innermost for which we have a meter.
// markDialError matches errors that occur while setting up a dial connection to the
// corresponding meter. We don't maintain meters for evert possible error, just for
// the most interesting ones.
func markDialError(err error) {
if !metrics.Enabled() {
return
}
var phe *protoHandshakeError
var reason DiscReason
var handshakeErr *protoHandshakeError
d := errors.As(err, &reason)
switch {
case errors.Is(err, DiscTooManyPeers):
case d && reason == DiscTooManyPeers:
dialTooManyPeers.Mark(1)
case errors.Is(err, DiscAlreadyConnected):
case d && reason == DiscAlreadyConnected:
dialAlreadyConnected.Mark(1)
case errors.Is(err, DiscSelf):
case d && reason == DiscSelf:
dialSelf.Mark(1)
case errors.Is(err, DiscUselessPeer):
case d && reason == DiscUselessPeer:
dialUselessPeer.Mark(1)
case errors.Is(err, DiscUnexpectedIdentity):
case d && reason == DiscUnexpectedIdentity:
dialUnexpectedIdentity.Mark(1)
case errors.As(err, &handshakeErr):
dialProtoHandshakeError.Mark(1)
case errors.Is(err, errEncHandshakeError):
dialEncHandshakeError.Mark(1)
case errors.As(err, &phe):
dialProtoHandshakeError.Mark(1)
default:
// dialOtherError is a catch-all for any other error, which are not supposed to happen.
// Only here for cross-checking that all errors are captured by the above meters.
dialOtherError.Mark(1)
}
}