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main.go
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main.go
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package main
import (
"flag"
"github.com/helderfarias/hareg/discovery"
"github.com/helderfarias/hareg/register"
"github.com/helderfarias/hareg/util"
"log"
"os"
"os/signal"
)
var etcdHost = flag.String("etcd", util.GetOpt("ETCD_HOST", ""), "Address for the Etcd")
var dockerHost = flag.String("docker", util.GetOpt("DOCKER_HOST", "unix:///var/run/docker.sock"), "Address for the Docker daemon")
var dockerCertPath = flag.String("certpath", util.GetOpt("DOCKER_CERT_PATH", ""), "Docker Cert path")
func main() {
flag.Parse()
log.Println("Starting service register...")
disc := discovery.NewEtcdDiscovery(*etcdHost)
log.Println("Listening for registers...")
reg := selectRegister()
reg.RunAndWatch(disc)
StartUp()
}
func StartUp() {
s := make(chan os.Signal)
signal.Notify(s, os.Interrupt)
for {
select {
case <-s:
log.Println("signal received, stopping")
os.Exit(0)
}
}
}
func selectRegister() *register.DockerRegister {
if *dockerCertPath != "" {
cert := *dockerCertPath + "/cert.pem"
key := *dockerCertPath + "/key.pem"
ca := *dockerCertPath + "/ca.pem"
return register.NewDockerTLSRegister(*dockerHost, cert, key, ca)
}
return register.NewDockerRegister(*dockerHost)
}