[#189] Add bucket name checking

Signed-off-by: Denis Kirillov <denis@nspcc.ru>

api/handler/put_test.go

@@ -0,0 +1,45 @@
+package handler
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestCheckBucketName(t *testing.T) {
+	for _, tc := range []struct {
+		name string
+		err  bool
+	}{
+		{name: "bucket"},
+		{name: "2bucket"},
+		{name: "buc.ket"},
+		{name: "buc-ket"},
+		{name: "abc"},
+		{name: "63aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"},
+		{name: "buc.-ket", err: true},
+		{name: "bucket.", err: true},
+		{name: ".bucket", err: true},
+		{name: "bucket.", err: true},
+		{name: "bucket-", err: true},
+		{name: "-bucket", err: true},
+		{name: "Bucket", err: true},
+		{name: "buc.-ket", err: true},
+		{name: "buc-.ket", err: true},
+		{name: "Bucket", err: true},
+		{name: "buc!ket", err: true},
+		{name: "buc_ket", err: true},
+		{name: "xn--bucket", err: true},
+		{name: "bucket-s3alias", err: true},
+		{name: "192.168.0.1", err: true},
+		{name: "as", err: true},
+		{name: "64aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", err: true},
+	} {
+		err := checkBucketName(tc.name)
+		if tc.err {
+			require.Error(t, err, "bucket name: %s", tc.name)
+		} else {
+			require.NoError(t, err, "bucket name: %s", tc.name)
+		}
+	}
+}