[#15] Check container name

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

cmd/neofs-rest-gw/integration_test.go

@@ -60,7 +60,7 @@ const (
 
 	// tests configuration.
 	useWalletConnect    = false
-	useLocalEnvironment = true
+	useLocalEnvironment = false
 )
 
 func TestIntegration(t *testing.T) {
@@ -123,6 +123,7 @@ func runTests(ctx context.Context, t *testing.T, key *keys.PrivateKey, version s
 	t.Run("rest delete object "+version, func(t *testing.T) { restObjectDelete(ctx, t, clientPool, cnrID) })
 	t.Run("rest search objects "+version, func(t *testing.T) { restObjectsSearch(ctx, t, clientPool, cnrID) })
 
+	t.Run("rest put container invalid "+version, func(t *testing.T) { restContainerPutInvalid(ctx, t) })
 	t.Run("rest put container "+version, func(t *testing.T) { restContainerPut(ctx, t, clientPool) })
 	t.Run("rest get container "+version, func(t *testing.T) { restContainerGet(ctx, t, clientPool, cnrID) })
 	t.Run("rest delete container "+version, func(t *testing.T) { restContainerDelete(ctx, t, clientPool) })
@@ -813,6 +814,36 @@ func signTokenWalletConnect(t *testing.T, key *keys.PrivateKey, data []byte) *ha
 	}
 }
 
+func restContainerPutInvalid(ctx context.Context, t *testing.T) {
+	bearer := &models.Bearer{
+		Container: &models.Rule{
+			Verb: models.NewVerb(models.VerbPUT),
+		},
+	}
+
+	httpClient := &http.Client{Timeout: 30 * time.Second}
+	bearerTokens := makeAuthTokenRequest(ctx, t, []*models.Bearer{bearer}, httpClient)
+	bearerToken := bearerTokens[0]
+
+	reqURL, err := url.Parse(testHost + "/v1/containers")
+	require.NoError(t, err)
+	query := reqURL.Query()
+	query.Add("name-scope-global", "true")
+	query.Add(walletConnectQuery, strconv.FormatBool(useWalletConnect))
+	reqURL.RawQuery = query.Encode()
+
+	body, err := json.Marshal(&operations.PutContainerBody{ContainerName: "nameWithCapitalLetters"})
+	require.NoError(t, err)
+	request, err := http.NewRequest(http.MethodPut, reqURL.String(), bytes.NewReader(body))
+	require.NoError(t, err)
+	prepareCommonHeaders(request.Header, bearerToken)
+
+	resp := &models.ErrorResponse{}
+	doRequest(t, httpClient, request, http.StatusBadRequest, resp)
+	require.Equal(t, int64(0), resp.Code)
+	require.Equal(t, models.ErrorTypeGW, *resp.Type)
+}
+
 func restContainerPut(ctx context.Context, t *testing.T, clientPool *pool.Pool) {
 	bearer := &models.Bearer{
 		Container: &models.Rule{

handlers/container_test.go

@@ -0,0 +1,37 @@
+package handlers
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestCheckContainerName(t *testing.T) {
+	name64 := "container-aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+	name256 := "container-aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+
+	for _, tc := range []struct {
+		name  string
+		valid bool
+	}{
+		{name: "container", valid: true},
+		{name: "container-name", valid: true},
+		{name: "container.name", valid: true},
+		{name: "container2", valid: true},
+		{name: "2container.name", valid: true},
+		{name: "containerName", valid: false},
+		{name: "-container", valid: false},
+		{name: "container-", valid: false},
+		{name: "container name", valid: false},
+		{name: "c", valid: false},
+		{name: name64 + ".name", valid: false},
+		{name: name256, valid: false},
+	} {
+		err := checkNNSContainerName(tc.name)
+		if tc.valid {
+			require.NoError(t, err)
+		} else {
+			require.Error(t, err)
+		}
+	}
+}

handlers/containers.go

@@ -341,8 +341,8 @@ func createContainer(ctx context.Context, p *pool.Pool, stoken *session.Token, p
 	cnr.SetSessionToken(stoken)
 
 	if *params.NameScopeGlobal { // we don't check for nil because there is default false value
-		if request.ContainerName == "" {
-			return nil, fmt.Errorf("container name must not be empty to be registered in NNS")
+		if err = checkNNSContainerName(request.ContainerName); err != nil {
+			return nil, fmt.Errorf("invalid container name: %w", err)
 		}
 		container.SetNativeName(cnr, request.ContainerName)
 	}
@@ -352,12 +352,43 @@ func createContainer(ctx context.Context, p *pool.Pool, stoken *session.Token, p
 
 	cnrID, err := p.PutContainer(ctx, prm)
 	if err != nil {
-		return nil, fmt.Errorf("could put object to neofs: %w", err)
+		return nil, fmt.Errorf("put container: %w", err)
 	}
 
 	return cnrID, nil
 }
 
+func checkNNSContainerName(name string) error {
+	length := len(name)
+	if length < 3 || 255 < length {
+		return fmt.Errorf("invalid length: %d", length)
+	}
+	fragments := strings.Split(name, ".")
+
+	for _, fragment := range fragments {
+		fLength := len(fragment)
+		if fLength < 1 || 63 < fLength {
+			return fmt.Errorf("invalid fragment length: %d", fLength)
+		}
+
+		if !isAlNum(fragment[0]) || !isAlNum(fragment[fLength-1]) {
+			return fmt.Errorf("invalid fragment: '%s'", fragment)
+		}
+
+		for i := 1; i < fLength-1; i++ {
+			if fragment[i] != '-' && !isAlNum(fragment[i]) {
+				return fmt.Errorf("invalid fragment: '%s'", fragment)
+			}
+		}
+	}
+
+	return nil
+}
+
+func isAlNum(c uint8) bool {
+	return c >= 'a' && c <= 'z' || c >= '0' && c <= '9'
+}
+
 func prepareSessionToken(bt *BearerToken, isWalletConnect bool) (*session.Token, error) {
 	data, err := base64.StdEncoding.DecodeString(bt.Token)
 	if err != nil {