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main.go
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main.go
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package main
import (
"os"
"time"
"github.com/cybozu-go/cke"
"github.com/cybozu-go/cke/localproxy"
"github.com/cybozu-go/etcdutil"
"github.com/cybozu-go/log"
"github.com/cybozu-go/well"
"github.com/spf13/pflag"
"sigs.k8s.io/yaml"
)
var (
flgConfigPath = pflag.String("config", "/etc/cke/config.yml", "configuration file path")
flgInterval = pflag.Duration("interval", 1*time.Minute, "check interval")
)
func loadConfig(p string) (*etcdutil.Config, error) {
b, err := os.ReadFile(p)
if err != nil {
return nil, err
}
cfg := cke.NewEtcdConfig()
err = yaml.Unmarshal(b, cfg)
if err != nil {
return nil, err
}
return cfg, nil
}
func main() {
pflag.Parse()
well.LogConfig{}.Apply()
cfg, err := loadConfig(*flgConfigPath)
if err != nil {
log.ErrorExit(err)
}
etcd, err := etcdutil.NewClient(cfg)
if err != nil {
log.ErrorExit(err)
}
defer etcd.Close()
// Controller
controller := localproxy.LocalProxy{Interval: *flgInterval, Storage: cke.Storage{Client: etcd}}
well.Go(controller.Run)
err = well.Wait()
if err != nil && !well.IsSignaled(err) {
log.ErrorExit(err)
}
}