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[TrueCloudLab#7] Require only one healthy server

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Signed-off-by: Denis Kirillov <d.kirillov@yadro.com>
This commit is contained in:
Denis Kirillov 2023-01-18 12:44:44 +03:00 • committed by Alex Vanin
parent 7df26d9181
commit 148b1aa7f5
2 changed files with 41 additions and 19 deletions
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10
server.go
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@ -7,8 +7,6 @@ import (
"fmt"
"net"
"sync"
"go.uber.org/zap"
)
type (
@ -57,11 +55,11 @@ func (s *server) UpdateCert(certFile, keyFile string) error {
return s.tlsProvider.UpdateCert(certFile, keyFile)
}
func newServer(ctx context.Context, serverInfo ServerInfo, logger *zap.Logger) *server {
func newServer(ctx context.Context, serverInfo ServerInfo) (*server, error) {
var lic net.ListenConfig
ln, err := lic.Listen(ctx, "tcp", serverInfo.Address)
if err != nil {
logger.Fatal("could not prepare listener", zap.String("address", serverInfo.Address), zap.Error(err))
return nil, fmt.Errorf("could not prepare listener: %w", err)
}
tlsProvider := &certProvider{
@ -70,7 +68,7 @@ func newServer(ctx context.Context, serverInfo ServerInfo, logger *zap.Logger) *
if serverInfo.TLS.Enabled {
if err = tlsProvider.UpdateCert(serverInfo.TLS.CertFile, serverInfo.TLS.KeyFile); err != nil {
logger.Fatal("failed to update cert", zap.Error(err))
return nil, fmt.Errorf("failed to update cert: %w", err)
}
ln = tls.NewListener(ln, &tls.Config{
@ -82,7 +80,7 @@ func newServer(ctx context.Context, serverInfo ServerInfo, logger *zap.Logger) *
address: serverInfo.Address,
listener: ln,
tlsProvider: tlsProvider,
}
}, nil
}
func (p *certProvider) GetCertificate(*tls.ClientHelloInfo) (*tls.Certificate, error) {