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Merge pull request 'Add advertise-address' (#4) from advertise-address into master 

Reviewed-on: #4
This commit is contained in:
killian 2022-02-11 16:13:30 +01:00
parent c025351b36 01b3dab318
commit 1d7d75524e
4 changed files with 11 additions and 3 deletions
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5
cluster/cluster.go
View File

@ -31,7 +31,7 @@ type Cluster struct {
// New is used to create a new Cluster instance
// The returned instance is ready to be updated with the local node settings then joined
func New(name string, init bool, clusterKey []byte, bindAddr string, bindPort int, useIPAsName bool) (*Cluster, error) {
func New(name string, init bool, clusterKey []byte, bindAddr string, bindPort int, advertiseAddr string, advertisePort int, useIPAsName bool) (*Cluster, error) {
state := &state{}
if !init {
loadState(state, name)
@ -47,7 +47,8 @@ func New(name string, init bool, clusterKey []byte, bindAddr string, bindPort in
mlConfig.SecretKey = clusterKey
mlConfig.BindAddr = bindAddr
mlConfig.BindPort = bindPort
mlConfig.AdvertisePort = bindPort
mlConfig.AdvertiseAddr = advertiseAddr
mlConfig.AdvertisePort = advertisePort
if useIPAsName && bindAddr != "0.0.0.0" {
mlConfig.Name = bindAddr
}

6
config.go
View File

@ -6,6 +6,7 @@ import (
"github.com/costela/wesher/cluster"
"github.com/hashicorp/go-sockaddr"
"github.com/mikioh/ipaddr"
"github.com/pkg/errors"
"github.com/stevenroose/gonfig"
)
@ -17,6 +18,7 @@ type config struct {
Init bool `desc:"whether to explicitly (re)initialize the cluster; any known state from previous runs will be forgotten"`
BindAddr string `id:"bind-addr" desc:"IP address to bind to for cluster membership traffic (cannot be used with --bind-iface)"`
BindIface string `id:"bind-iface" desc:"Interface to bind to for cluster membership traffic (cannot be used with --bind-addr)"`
AdvertiseAddr string `id:"advertise-addr" desc:"IP address to advertise to other nodes for NAT traversal"`
ClusterPort int `id:"cluster-port" desc:"port used for membership gossip traffic (both TCP and UDP); must be the same across cluster" default:"7946"`
WireguardPort int `id:"wireguard-port" desc:"port used for wireguard traffic (UDP); must be the same across cluster" default:"51820"`
BaseMtu int `id:"mtu" desc:"MTU of the underlying network, taking intermediary hops into account" default:"1500"`
@ -80,6 +82,10 @@ func loadConfig() (*config, error) {
}
}
if _, err := ipaddr.Parse(config.AdvertiseAddr); err != nil {
config.AdvertiseAddr = ""
}
return &config, nil
}

1
go.mod
View File

@ -11,6 +11,7 @@ require (
github.com/hashicorp/golang-lru v0.5.4 // indirect
github.com/hashicorp/memberlist v0.2.2
github.com/mattn/go-isatty v0.0.12
github.com/mikioh/ipaddr v0.0.0-20190404000644-d465c8ab6721 // indirect
github.com/pkg/errors v0.9.1
github.com/sirupsen/logrus v1.7.0
github.com/stevenroose/gonfig v0.1.5

2
main.go
View File

@ -35,7 +35,7 @@ func main() {
logrus.SetLevel(logLevel)
// Create the wireguard and cluster configuration
cluster, err := cluster.New(config.Interface, config.Init, config.ClusterKey, config.BindAddr, config.ClusterPort, config.UseIPAsName)
cluster, err := cluster.New(config.Interface, config.Init, config.ClusterKey, config.BindAddr, config.ClusterPort, config.AdvertiseAddr, config.ClusterPort, config.UseIPAsName)
if err != nil {
logrus.WithError(err).Fatal("could not create cluster")
}