authelia/internal/server/server.go

87 lines
2.8 KiB
Go

package server
import (
"crypto/tls"
"crypto/x509"
"net"
"os"
"strconv"
"github.com/valyala/fasthttp"
"github.com/authelia/authelia/v4/internal/configuration/schema"
"github.com/authelia/authelia/v4/internal/logging"
"github.com/authelia/authelia/v4/internal/middlewares"
)
// CreateServer Create Authelia's internal webserver with the given configuration and providers.
func CreateServer(config schema.Configuration, providers middlewares.Providers) (*fasthttp.Server, net.Listener) {
server := &fasthttp.Server{
ErrorHandler: handlerError(),
Handler: getHandler(config, providers),
NoDefaultServerHeader: true,
ReadBufferSize: config.Server.ReadBufferSize,
WriteBufferSize: config.Server.WriteBufferSize,
}
logger := logging.Logger()
address := net.JoinHostPort(config.Server.Host, strconv.Itoa(config.Server.Port))
var (
listener net.Listener
err error
connectionType string
connectionScheme string
)
if config.Server.TLS.Certificate != "" && config.Server.TLS.Key != "" {
connectionType, connectionScheme = "TLS", schemeHTTPS
if err = server.AppendCert(config.Server.TLS.Certificate, config.Server.TLS.Key); err != nil {
logger.Fatalf("unable to load certificate: %v", err)
}
if len(config.Server.TLS.ClientCertificates) > 0 {
caCertPool := x509.NewCertPool()
for _, path := range config.Server.TLS.ClientCertificates {
cert, err := os.ReadFile(path)
if err != nil {
logger.Fatalf("Cannot read client TLS certificate %s: %s", path, err)
}
caCertPool.AppendCertsFromPEM(cert)
}
// ClientCAs should never be nil, otherwise the system cert pool is used for client authentication
// but we don't want everybody on the Internet to be able to authenticate.
server.TLSConfig.ClientCAs = caCertPool
server.TLSConfig.ClientAuth = tls.RequireAndVerifyClientCert
}
if listener, err = tls.Listen("tcp", address, server.TLSConfig.Clone()); err != nil {
logger.Fatalf("Error initializing listener: %s", err)
}
} else {
connectionType, connectionScheme = "non-TLS", schemeHTTP
if listener, err = net.Listen("tcp", address); err != nil {
logger.Fatalf("Error initializing listener: %s", err)
}
}
if err = writeHealthCheckEnv(config.Server.DisableHealthcheck, connectionScheme, config.Server.Host,
config.Server.Path, config.Server.Port); err != nil {
logger.Fatalf("Could not configure healthcheck: %v", err)
}
if config.Server.Path == "" {
logger.Infof("Initializing server for %s connections on '%s' path '/'", connectionType, listener.Addr().String())
} else {
logger.Infof("Initializing server for %s connections on '%s' paths '/' and '%s'", connectionType, listener.Addr().String(), config.Server.Path)
}
return server, listener
}