add login timeout

4 files changed, 17 insertions, 1 deletions

diff --git a/config.json b/config.json
index cb1b493..ac7d54e 100644
--- a/config.json
+++ b/config.json
@@ -1,6 +1,7 @@
 {
 	"ListenAddress": "localhost:3333",
 	"AssetDirectory": "",
+	"LoginTimeout": 3600,
 	"Users": [
 		{
 			"Name": "kate",
diff --git a/config/config.go b/config/config.go
index fe574a7..a371beb 100644
--- a/config/config.go
+++ b/config/config.go
@@ -22,6 +22,7 @@ type Endpoint struct {
 type Config struct {
 	ListenAddress string
 	AssetDirectory string
+	LoginTimeout int
 	Users []User
 	Endpoints []Endpoint
 }
diff --git a/main.go b/main.go
index 37c0fdc..b61e237 100644
--- a/main.go
+++ b/main.go
@@ -4,6 +4,7 @@ import (
 	"os"
 	"fmt"
 	"flag"
+	"time"
 	"errors"
 	"strings"
 	"path/filepath"
@@ -52,6 +53,15 @@ func main() {
 		addEndpoint(sessions, pages, e)
 	}
 
+	// timer for inactivity log out
+	c := time.Tick(time.Millisecond)
+	go (func() {
+		for ;; {
+			_ = <-c
+			sessions.CleanSessions(time.Duration(conf.LoginTimeout)*time.Second)
+		}
+	})()
+
 	log.Infof("listening on %v", conf.ListenAddress)
 	log.Fatal(http.ListenAndServe(conf.ListenAddress, nil))
 }
@@ -104,6 +114,10 @@ func loadConfig(filename string) config.Config {
 		fmt.Fprintf(os.Stderr, "failed to load configuration file: %v\n", err.Error())
 		os.Exit(1)
 	}
+
+	if conf.LoginTimeout == 0 {
+		conf.LoginTimeout = 3600
+	}
 	return conf
 }
 
diff --git a/page/default.go b/page/default.go
index d13689b..822f310 100644
--- a/page/default.go
+++ b/page/default.go
@@ -50,7 +50,7 @@ func DefaultLogin() (string, error) {
 				<input type="text" id="username" name="username">
 				<br>
 				<label for="password">Password</label>
-				<input type="text" id="password" name="password">
+				<input type="password" id="password" name="password">
 				<br>
 				<input type="submit" value="Submit">
 			</form>