fix inconsistent handling of IPv6 listen address

3 files changed, 7 insertions, 11 deletions

diff --git a/cmd/server/main.go b/cmd/server/main.go
index ca69ba2..be36e3b 100644
--- a/cmd/server/main.go
+++ b/cmd/server/main.go
@@ -6,8 +6,8 @@ import (
 	"os"
 	"os/signal"
 
-	"go.alanpearce.eu/x/log"
 	"go.alanpearce.eu/website/internal/server"
+	"go.alanpearce.eu/x/log"
 
 	"github.com/ardanlabs/conf/v3"
 	"gitlab.com/tozd/go/errors"
@@ -25,6 +25,10 @@ func main() {
 	}
 	log := log.Configure(!runtimeConfig.Development)
 
+	if listenAddress := runtimeConfig.ListenAddress; listenAddress[0] == '[' {
+		runtimeConfig.ListenAddress = listenAddress[1 : len(listenAddress)-1]
+	}
+
 	if runtimeConfig.Development {
 		tmpdir, err := os.MkdirTemp("", "website")
 		if err != nil {
diff --git a/internal/server/server.go b/internal/server/server.go
index 203c5c5..8523bc9 100644
--- a/internal/server/server.go
+++ b/internal/server/server.go
@@ -15,9 +15,9 @@ import (
 
 	"go.alanpearce.eu/website/internal/builder"
 	cfg "go.alanpearce.eu/website/internal/config"
-	"go.alanpearce.eu/x/log"
 	"go.alanpearce.eu/website/internal/vcs"
 	"go.alanpearce.eu/website/internal/website"
+	"go.alanpearce.eu/x/log"
 
 	"github.com/ardanlabs/conf/v3"
 	"github.com/osdevisnot/sorvor/pkg/livereload"
@@ -134,7 +134,6 @@ func New(runtimeConfig *Config, log *log.Logger) (*Server, error) {
 		applyDevModeOverrides(config, runtimeConfig)
 	}
 
-	listenAddress := net.JoinHostPort(runtimeConfig.ListenAddress, strconv.Itoa(runtimeConfig.Port))
 	top := http.NewServeMux()
 
 	err = rebuild(builderConfig, config, log)
@@ -210,7 +209,6 @@ func New(runtimeConfig *Config, log *log.Logger) (*Server, error) {
 			ReadTimeout:       1 * time.Minute,
 			WriteTimeout:      2 * time.Minute,
 			IdleTimeout:       10 * time.Minute,
-			Addr:              listenAddress,
 			Handler:           top,
 		},
 		redirectServer: &http.Server{
@@ -218,7 +216,6 @@ func New(runtimeConfig *Config, log *log.Logger) (*Server, error) {
 			ReadTimeout:       1 * time.Minute,
 			WriteTimeout:      2 * time.Minute,
 			IdleTimeout:       10 * time.Minute,
-			Addr:              listenAddress,
 			Handler:           rMux,
 		},
 		log:           log,
diff --git a/internal/server/tls.go b/internal/server/tls.go
index 655455c..cd2bfb8 100644
--- a/internal/server/tls.go
+++ b/internal/server/tls.go
@@ -56,16 +56,11 @@ func (s *Server) serveTLS() (err error) {
 		// caddy's ACME server (step-ca) doesn't specify an OCSP server
 		cfg.OCSP.DisableStapling = true
 
-		listenAddress := s.runtimeConfig.ListenAddress
-		if listenAddress[0] == '[' {
-			listenAddress = listenAddress[1 : len(listenAddress)-1]
-		}
-
 		issuer = certmagic.NewACMEIssuer(cfg, certmagic.ACMEIssuer{
 			CA:                      s.runtimeConfig.ACMECA,
 			TrustedRoots:            cp,
 			DisableTLSALPNChallenge: true,
-			ListenHost:              listenAddress,
+			ListenHost:              s.runtimeConfig.ListenAddress,
 			AltHTTPPort:             s.runtimeConfig.Port,
 			AltTLSALPNPort:          s.runtimeConfig.TLSPort,
 		})