fix(database): db migration improvements EE-2688 (#6662)

api/datastore/validate/validate.go

@@ -0,0 +1,15 @@
+package validate
+
+import (
+	"github.com/go-playground/validator/v10"
+	portainer "github.com/portainer/portainer/api"
+)
+
+var validate *validator.Validate
+
+func ValidateLDAPSettings(ldp *portainer.LDAPSettings) error {
+	validate = validator.New()
+	registerValidationMethods(validate)
+
+	return validate.Struct(ldp)
+}

api/datastore/validate/validate_test.go

@@ -0,0 +1,61 @@
+package validate
+
+import (
+	"testing"
+
+	portainer "github.com/portainer/portainer/api"
+)
+
+func TestValidateLDAPSettings(t *testing.T) {
+
+	tests := []struct {
+		name    string
+		ldap    portainer.LDAPSettings
+		wantErr bool
+	}{
+		{
+			name:    "Empty LDAP Settings",
+			ldap:    portainer.LDAPSettings{},
+			wantErr: true,
+		},
+		{
+			name: "With URL",
+			ldap: portainer.LDAPSettings{
+				AnonymousMode: true,
+				URL:           "192.168.0.1:323",
+			},
+			wantErr: false,
+		},
+		{
+			name: "Validate URL and URLs",
+			ldap: portainer.LDAPSettings{
+				AnonymousMode: true,
+				URL:           "192.168.0.1:323",
+			},
+			wantErr: false,
+		},
+		{
+			name: "validate client ldap",
+			ldap: portainer.LDAPSettings{
+				AnonymousMode: false,
+				ReaderDN:      "CN=LDAP API Service Account",
+				Password:      "Qu**dfUUU**",
+				URL:           "aukdc15.pgc.co:389",
+				TLSConfig: portainer.TLSConfiguration{
+					TLS:           false,
+					TLSSkipVerify: false,
+				},
+			},
+			wantErr: false,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			err := ValidateLDAPSettings(&tt.ldap)
+			if (err == nil) == tt.wantErr {
+				t.Errorf("No error expected but got %s", err)
+			}
+		})
+	}
+}

api/datastore/validate/validationMethods.go

@@ -0,0 +1,17 @@
+package validate
+
+import (
+	"github.com/go-playground/validator/v10"
+)
+
+func registerValidationMethods(v *validator.Validate) {
+	v.RegisterValidation("validate_bool", ValidateBool)
+}
+
+/**
+ * Validation methods below are being used for custom validation
+ */
+func ValidateBool(fl validator.FieldLevel) bool {
+	_, ok := fl.Field().Interface().(bool)
+	return ok
+}