/
server.go
64 lines (49 loc) · 1.37 KB
/
server.go
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package server
import (
"sync"
"time"
"github.com/go-kit/kit/log"
"k8s.io/client-go/informers"
"k8s.io/client-go/kubernetes"
kube "github.com/sapcc/kubernikus/pkg/client/kubernetes"
"github.com/sapcc/kubernikus/pkg/version"
)
const (
DEFAULT_RECONCILIATION = 5 * time.Minute
)
type Server struct {
factory informers.SharedInformerFactory
client kubernetes.Interface
controller *Controller
tunnel *Tunnel
logger log.Logger
}
func New(options *Options) (*Server, error) {
s := &Server{logger: log.With(options.Logger, "wormhole", "server")}
client, err := kube.NewClient(options.KubeConfig, options.Context, options.Logger)
if err != nil {
return nil, err
}
s.client = client
s.factory = informers.NewSharedInformerFactory(s.client, DEFAULT_RECONCILIATION)
s.tunnel, err = NewTunnel(options)
if err != nil {
return nil, err
}
s.controller = NewController(s.factory.Core().V1().Nodes(), options.ServiceCIDR, s.tunnel.Server, options.Logger)
return s, nil
}
func (s *Server) Run(stopCh <-chan struct{}, wg *sync.WaitGroup) {
s.logger.Log(
"msg", "Starting wormhole server",
"version", version.GitCommit,
)
kube.WaitForServer(s.client, stopCh, s.logger)
s.factory.Start(stopCh)
s.factory.WaitForCacheSync(stopCh)
s.logger.Log(
"msg", "Cache primed. Ready for Action!",
)
go s.controller.Run(1, stopCh, wg)
go s.tunnel.Run(stopCh, wg)
}