77 lines
1.9 KiB
Go
77 lines
1.9 KiB
Go
package consul
|
|
|
|
import (
|
|
"github.com/hashicorp/memberlist"
|
|
"github.com/hashicorp/raft"
|
|
"github.com/hashicorp/serf/serf"
|
|
"io"
|
|
"os"
|
|
)
|
|
|
|
const (
|
|
DefaultRPCAddr = "0.0.0.0:8300"
|
|
DefaultRaftAddr = "0.0.0.0:8301"
|
|
DefaultLANSerfPort = 8302
|
|
DefaultWANSerfPort = 8303
|
|
)
|
|
|
|
// Config is used to configure the server
|
|
type Config struct {
|
|
// Datacenter is the datacenter this Consul server represents
|
|
Datacenter string
|
|
|
|
// DataDir is the directory to store our state in
|
|
DataDir string
|
|
|
|
// Node name is the name we use to advertise. Defaults to hostname.
|
|
NodeName string
|
|
|
|
// Bind address for Raft (TCP)
|
|
RaftBindAddr string
|
|
|
|
// RaftConfig is the configuration used for Raft in the local DC
|
|
RaftConfig *raft.Config
|
|
|
|
// RPCAddr is the RPC address used by Consul. This should be reachable
|
|
// by the WAN and LAN
|
|
RPCAddr string
|
|
|
|
// SerfLANConfig is the configuration for the intra-dc serf
|
|
SerfLANConfig *serf.Config
|
|
|
|
// SerfWANConfig is the configuration for the cross-dc serf
|
|
SerfWANConfig *serf.Config
|
|
|
|
// LogOutput is the location to write logs to. If this is not set,
|
|
// logs will go to stderr.
|
|
LogOutput io.Writer
|
|
}
|
|
|
|
// DefaultConfig is used to return a sane default configuration
|
|
func DefaultConfig() *Config {
|
|
hostname, err := os.Hostname()
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
|
|
conf := &Config{
|
|
Datacenter: "dc1",
|
|
NodeName: hostname,
|
|
RaftBindAddr: DefaultRaftAddr,
|
|
RPCAddr: DefaultRPCAddr,
|
|
RaftConfig: raft.DefaultConfig(),
|
|
SerfLANConfig: serf.DefaultConfig(),
|
|
SerfWANConfig: serf.DefaultConfig(),
|
|
}
|
|
|
|
// WAN Serf should use the WAN timing, since we are using it
|
|
// to communicate between DC's
|
|
conf.SerfWANConfig.MemberlistConfig = memberlist.DefaultWANConfig()
|
|
|
|
// Ensure we don't have port conflicts
|
|
conf.SerfLANConfig.MemberlistConfig.Port = DefaultLANSerfPort
|
|
conf.SerfWANConfig.MemberlistConfig.Port = DefaultWANSerfPort
|
|
|
|
return conf
|
|
}
|