/
join.go
84 lines (66 loc) · 1.48 KB
/
join.go
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package main
import (
"fmt"
"io/ioutil"
"log"
"net"
"time"
"golang.org/x/net/context"
"google.golang.org/grpc"
"github.com/abronan/proton"
"github.com/codegangsta/cli"
"github.com/coreos/etcd/raft"
)
func join(c *cli.Context) {
var (
err error
)
hosts := c.StringSlice("host")
if c.IsSet("host") || c.IsSet("H") {
hosts = hosts[1:]
}
lis, err := net.Listen("tcp", hosts[0])
if err != nil {
log.Fatalf("failed to listen: %v", err)
}
server := grpc.NewServer()
joinAddr := c.String("join")
hostname := c.String("hostname")
if c.Bool("withRaftLogs") {
raftLogger = &raft.DefaultLogger{Logger: log.New(ioutil.Discard, "", 0)}
}
id := proton.GenID(hostname)
cfg := proton.DefaultNodeConfig()
cfg.Logger = raftLogger
node, err := proton.NewNode(id, hosts[0], cfg, handler)
if err != nil {
log.Fatal("Can't initialize raft node")
}
proton.Register(server, node)
client, err := proton.GetRaftClient(joinAddr, 2*time.Second)
if err != nil {
log.Fatal("couldn't initialize client connection")
}
// Start raft
go node.Start()
go server.Serve(lis)
info := &proton.NodeInfo{
ID: id,
Addr: hosts[0],
}
resp, err := client.JoinRaft(context.Background(), info)
if err != nil {
log.Fatalf("could not join: %v", err)
}
err = node.RegisterNodes(resp.GetNodes())
if err != nil {
log.Fatal(err)
}
ticker := time.NewTicker(time.Second * 5)
go func() {
for _ = range ticker.C {
fmt.Println("----- Leader is: ", node.Leader())
}
}()
select {}
}