start save users

main.go

@@ -145,9 +145,9 @@ func FinishRegistration(w http.ResponseWriter, r *http.Request) {
 	user := datastore.GetOrCreateUser(string(session.UserID)) // Get the user
 
 	var username = strings.Trim(user.WebAuthnName(), " \r\n\t")
-	if username == "" {
+	if len(username) < 2 {
-		l.Printf("[ERROR] SaveUser: Empty username")
+		l.Printf("[ERROR] SaveUser: Username too short")
-		msg := fmt.Sprintf("\"Error\": \"Can't finish registration: Empty username\"")
+		msg := fmt.Sprintf("Error: Can't finish registration: Username too short")
 		http.SetCookie(w, &http.Cookie{
 			Name:  "sid",
 			Value: "",

store.go

@@ -4,7 +4,9 @@ import (
 	"crypto/rand"
 	"database/sql"
 	"encoding/base64"
-	"github.com/go-sql-driver/mysql"
+	"fmt"
+	"time"
+	_ "github.com/go-sql-driver/mysql"
 	"github.com/go-webauthn/webauthn/webauthn"
 )
 
@@ -69,6 +71,21 @@ func (i *InMem) GetOrCreateUser(userName string) PasskeyUser {
 
 func (i *InMem) SaveUser(user PasskeyUser) {
 	// Store user in MySQL database
+	db, err := sql.Open("mysql", "root:password@/oworganizer")
+	if err != nil {
+		panic(err)
+	}
+	// See "Important settings" section.
+	db.SetConnMaxLifetime(time.Minute * 3)
+	db.SetMaxOpenConns(10)
+	db.SetMaxIdleConns(10)
+
+	insert, err := db.Query("INSERT INTO users (username, key) VALUES(" + user.WebAuthnName(), user.WebAuthnCredentials())
+    if err !=nil {
+        panic(err.Error())
+    }
+    defer insert.Close()
+    fmt.Println("Yay, values added!")
 
 	i.log.Printf("[DEBUG] SaveUser: %v", user.WebAuthnName())
 	i.users[user.WebAuthnName()] = user