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tls_server.go
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tls_server.go
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package main
import (
"crypto/tls"
"fmt"
"net"
"net/http"
"time"
"github.com/go-kit/log"
"github.com/go-kit/log/level"
"github.com/gorilla/mux"
"github.com/grafana/rollout-operator/pkg/tlscert"
)
type tlsServer struct {
srv *http.Server
mux *mux.Router
port int
logger log.Logger
}
func newTLSServer(port int, logger log.Logger, cert tlscert.Certificate, metrics *metrics) (*tlsServer, error) {
pair, err := tls.X509KeyPair(cert.Cert, cert.Key)
if err != nil {
return nil, fmt.Errorf("failed to load key pair: %v", err)
}
m, handler := newInstrumentedRouter(metrics)
return &tlsServer{
port: port,
mux: m,
srv: &http.Server{
TLSConfig: &tls.Config{Certificates: []tls.Certificate{pair}},
Handler: handler,
ReadTimeout: 10 * time.Second,
WriteTimeout: 10 * time.Second,
IdleTimeout: 3 * time.Minute,
},
logger: logger,
}, nil
}
func (s *tlsServer) Start() error {
// Setup listeners first, so we can fail early if the port is in use.
httpListener, err := net.Listen("tcp", fmt.Sprintf(":%d", s.port))
if err != nil {
return err
}
go func() {
if err := s.srv.ServeTLS(httpListener, "", ""); err != nil {
level.Error(s.logger).Log("msg", "tls server terminated", "err", err)
}
}()
return nil
}
func (s *tlsServer) Handle(pattern string, handler http.Handler) {
s.mux.Handle(pattern, handler)
}