// Run accepts incoming `quiltctl` connections and responds to them.
func Run(conn db.Conn, listenAddr string) error {
proto, addr, err := api.ParseListenAddress(listenAddr)
if err != nil {
return err
}
var sock net.Listener
apiServer := server{conn}
for {
sock, err = net.Listen(proto, addr)
if err == nil {
break
}
log.WithError(err).Error("Failed to open socket.")
time.Sleep(30 * time.Second)
}
// Cleanup the socket if we're interrupted.
sigc := make(chan os.Signal, 1)
signal.Notify(sigc, os.Interrupt, os.Kill, syscall.SIGTERM, syscall.SIGHUP)
go func(c chan os.Signal) {
sig := <-c
log.Printf("Caught signal %s: shutting down.\n", sig)
sock.Close()
os.Exit(0)
}(sigc)
s := grpc.NewServer()
pb.RegisterAPIServer(s, apiServer)
s.Serve(sock)
return nil
}
// New creates a new Quilt client connected to `lAddr`.
func New(lAddr string) (Client, error) {
proto, addr, err := api.ParseListenAddress(lAddr)
if err != nil {
return nil, err
}
dialer := func(dialAddr string, t time.Duration) (net.Conn, error) {
return net.DialTimeout(proto, dialAddr, t)
}
cc, err := grpc.Dial(addr, grpc.WithDialer(dialer), grpc.WithInsecure(),
grpc.WithBlock(), grpc.WithTimeout(connectTimeout))
if err != nil {
return nil, err
}
pbClient := pb.NewAPIClient(cc)
host, _, _ := net.SplitHostPort(addr)
return clientImpl{
pbClient: pbClient,
cc: cc,
serverHost: host,
}, err
}
