Basic LDAP search works

sso-proxy/backend/interface.go

@@ -1,12 +1,25 @@
 package backend
 
-import "time"
+import (
+	"errors"
+	"go.uber.org/zap"
+	"time"
+)
+
+type UserType string
+
+var (
+	UtPerson  UserType = "person"
+	UtHost    UserType = "host"
+	UtService UserType = "service"
+)
 
 // Session holds info about the logged-in user that won't change
 type Session struct {
 	SessionID  string
 	Expiration time.Time
 	UserID     string
+	UserType   UserType
 	LdapDN     string
 }
 
@@ -15,6 +28,8 @@ type SessionCache struct {
 	Valid       bool
 	Groups      []string
 	DisplayName string
+	GivenName   string
+	SurName     string
 	Email       string
 }
 
@@ -26,3 +41,34 @@ type Backend interface {
 	DoMaintenance()
 	Ping() error
 }
+
+type NullBackend struct{}
+
+func (n *NullBackend) PutSession(session Session, cache SessionCache) error {
+	//TODO implement me
+	zap.L().Info("Put session", zap.Any("session", session), zap.Any("cache", cache))
+	return nil
+}
+
+func (n *NullBackend) GetSession(id string) (Session, *SessionCache, error) {
+	//TODO implement me
+	return Session{}, nil, errors.New("no such session")
+}
+
+func (n *NullBackend) EndSession(id string) {
+	//TODO implement me
+}
+
+func (n *NullBackend) NewSessionID() (string, error) {
+	//TODO implement me
+	return "foo", nil
+}
+
+func (n *NullBackend) DoMaintenance() {
+	//TODO implement me
+}
+
+func (n *NullBackend) Ping() error {
+	//TODO implement me
+	return nil
+}