v0.2.0

ADDED:
* The ability to show both IPv4 and IPv6 addresses (if the client has
  dual-stack and either the server does as well or a separate ClientInfo
  is running on the "other" net family).

server/types.go

@@ -1,19 +1,22 @@
 package server
 
 import (
-	`encoding/xml`
-	`net`
-	`net/http`
-	`net/url`
-	`os`
+	"encoding/xml"
+	"net"
+	"net/http"
+	"net/netip"
+	"net/url"
+	"os"
 
-	`github.com/mileusna/useragent`
-	`r00t2.io/clientinfo/args`
-	`r00t2.io/goutils/logging`
+	"github.com/mileusna/useragent"
+	"r00t2.io/clientinfo/args"
+	"r00t2.io/goutils/logging"
 )
 
-type outerRenderer func(page *Page, resp http.ResponseWriter) (err error)
-type XmlHeaders map[string][]string
+type (
+	outerRenderer func(page *Page, resp http.ResponseWriter) (err error)
+	XmlHeaders    map[string][]string
+)
 
 // R00tInfo is the structure of data returned to the client.
 type R00tInfo struct {
@@ -22,7 +25,7 @@ type R00tInfo struct {
 	// Client is the UA/Client info, if any passed by the client.
 	Client []*R00tClient `json:"ua,omitempty" xml:"ua,omitempty" yaml:"Client/User Agent,omitempty"`
 	// IP is the client IP address.
-	IP net.IP `json:"ip" xml:"ip,attr" yaml:"Client IP Address"`
+	IP netip.Addr `json:"ip" xml:"ip,attr" yaml:"Client IP Address"`
 	// Port is the client's port number.
 	Port uint16 `json:"port" xml:"port,attr" yaml:"Client Port"`
 	// Headers are the collection of the request headers sent by the client.
@@ -84,19 +87,23 @@ type Page struct {
 	Indent string
 	// DoIndent indicates if indenting was enabled.
 	DoIndent bool
+	srv      *Server
 }
 
 type Server struct {
-	log        logging.Logger
-	args       *args.Args
-	listenUri  *url.URL
-	isHttp     bool
-	mux        *http.ServeMux
-	sock       net.Listener
-	doneChan   chan bool
-	stopChan   chan os.Signal
-	reloadChan chan os.Signal
-	isStopping bool
+	log         logging.Logger
+	args        *args.Args
+	listenUri   *url.URL
+	isHttp      bool
+	mux         *http.ServeMux
+	sock        net.Listener
+	doneChan    chan bool
+	stopChan    chan os.Signal
+	reloadChan  chan os.Signal
+	v4Url       *url.URL
+	v6Url       *url.URL
+	corsOrigins map[string]struct{}
+	isStopping  bool
 }
 
 // https://www.iana.org/assignments/media-types/media-types.xhtml