Allow setting link priorities

This commit is contained in:
Neil Alexander 2022-10-19 18:13:39 +01:00
parent b8a2d9f125
commit a28dca0fab
No known key found for this signature in database
GPG key ID: A02A2019A2BB0944
6 changed files with 36 additions and 26 deletions

View file

@ -8,6 +8,7 @@ import (
"io"
"net"
"net/url"
"strconv"
"strings"
"sync/atomic"
"time"
@ -45,6 +46,7 @@ type link struct {
type linkOptions struct {
pinnedEd25519Keys map[keyArray]struct{}
priority uint8
}
type Listener struct {
@ -120,17 +122,24 @@ func (l *links) call(u *url.URL, sintf string) (linkInfo, error) {
copy(sigPubKey[:], sigPub)
options.pinnedEd25519Keys[sigPubKey] = struct{}{}
}
if p := u.Query().Get("priority"); p != "" {
pi, err := strconv.ParseUint(p, 10, 8)
if err != nil {
return info, fmt.Errorf("priority invalid: %w", err)
}
options.priority = uint8(pi)
}
switch info.linkType {
case "tcp":
go func() {
if err := l.tcp.dial(u, options, sintf); err != nil {
if err := l.tcp.dial(u, options, sintf); err != nil && err != io.EOF {
l.core.log.Warnf("Failed to dial TCP %s: %s\n", u.Host, err)
}
}()
case "socks":
go func() {
if err := l.socks.dial(u, options); err != nil {
if err := l.socks.dial(u, options); err != nil && err != io.EOF {
l.core.log.Warnf("Failed to dial SOCKS %s: %s\n", u.Host, err)
}
}()
@ -154,14 +163,14 @@ func (l *links) call(u *url.URL, sintf string) (linkInfo, error) {
}
}
go func() {
if err := l.tls.dial(u, options, sintf, tlsSNI); err != nil {
if err := l.tls.dial(u, options, sintf, tlsSNI); err != nil && err != io.EOF {
l.core.log.Warnf("Failed to dial TLS %s: %s\n", u.Host, err)
}
}()
case "unix":
go func() {
if err := l.unix.dial(u, options, sintf); err != nil {
if err := l.unix.dial(u, options, sintf); err != nil && err != io.EOF {
l.core.log.Warnf("Failed to dial UNIX %s: %s\n", u.Host, err)
}
}()
@ -303,7 +312,7 @@ func (intf *link) handler() error {
strings.ToUpper(intf.info.linkType), remoteStr, localStr)
// TODO don't report an error if it's just a 'use of closed network connection'
if err = intf.links.core.HandleConn(meta.key, intf.conn); err != nil && err != io.EOF {
if err = intf.links.core.HandleConn(meta.key, intf.conn, intf.options.priority); err != nil && err != io.EOF {
intf.links.core.log.Infof("Disconnected %s: %s, source %s; error: %s",
strings.ToUpper(intf.info.linkType), remoteStr, localStr, err)
} else {