665 lines
24 KiB
Go
665 lines
24 KiB
Go
package rpcclient
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import (
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"context"
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"encoding/json"
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"fmt"
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"net/http"
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"net/http/httptest"
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"sort"
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"strconv"
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"strings"
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"sync"
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"testing"
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"time"
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"github.com/gorilla/websocket"
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"github.com/nspcc-dev/neo-go/pkg/config/netmode"
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"github.com/nspcc-dev/neo-go/pkg/core/transaction"
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"github.com/nspcc-dev/neo-go/pkg/neorpc"
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"github.com/nspcc-dev/neo-go/pkg/network/payload"
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"github.com/nspcc-dev/neo-go/pkg/services/rpcsrv/params"
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"github.com/nspcc-dev/neo-go/pkg/util"
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"github.com/stretchr/testify/require"
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"go.uber.org/atomic"
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)
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func TestWSClientClose(t *testing.T) {
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srv := initTestServer(t, "")
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wsc, err := NewWS(context.TODO(), httpURLtoWS(srv.URL), Options{})
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require.NoError(t, err)
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wsc.Close()
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}
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func TestWSClientSubscription(t *testing.T) {
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ch := make(chan Notification)
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var cases = map[string]func(*WSClient) (string, error){
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"blocks": func(wsc *WSClient) (string, error) {
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return wsc.SubscribeForNewBlocks(nil, nil)
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},
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"blocks_with_custom_ch": func(wsc *WSClient) (string, error) {
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return wsc.SubscribeForNewBlocksWithChan(nil, nil, ch)
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},
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"transactions": func(wsc *WSClient) (string, error) {
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return wsc.SubscribeForNewTransactions(nil, nil)
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},
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"transactions_with_custom_ch": func(wsc *WSClient) (string, error) {
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return wsc.SubscribeForNewTransactionsWithChan(nil, nil, ch)
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},
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"notifications": func(wsc *WSClient) (string, error) {
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return wsc.SubscribeForExecutionNotifications(nil, nil)
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},
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"notifications_with_custom_ch": func(wsc *WSClient) (string, error) {
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return wsc.SubscribeForExecutionNotificationsWithChan(nil, nil, ch)
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},
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"executions": func(wsc *WSClient) (string, error) {
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return wsc.SubscribeForTransactionExecutions(nil, nil)
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},
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"executions_with_custom_ch": func(wsc *WSClient) (string, error) {
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return wsc.SubscribeForTransactionExecutionsWithChan(nil, nil, ch)
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},
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}
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t.Run("good", func(t *testing.T) {
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for name, f := range cases {
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t.Run(name, func(t *testing.T) {
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srv := initTestServer(t, `{"jsonrpc": "2.0", "id": 1, "result": "55aaff00"}`)
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wsc, err := NewWS(context.TODO(), httpURLtoWS(srv.URL), Options{})
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require.NoError(t, err)
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wsc.getNextRequestID = getTestRequestID
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require.NoError(t, wsc.Init())
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id, err := f(wsc)
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require.NoError(t, err)
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require.Equal(t, "55aaff00", id)
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})
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}
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})
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t.Run("bad", func(t *testing.T) {
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for name, f := range cases {
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t.Run(name, func(t *testing.T) {
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srv := initTestServer(t, `{"jsonrpc": "2.0", "id": 1, "error":{"code":-32602,"message":"Invalid Params"}}`)
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wsc, err := NewWS(context.TODO(), httpURLtoWS(srv.URL), Options{})
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require.NoError(t, err)
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wsc.getNextRequestID = getTestRequestID
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require.NoError(t, wsc.Init())
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_, err = f(wsc)
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require.Error(t, err)
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})
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}
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})
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}
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func TestWSClientUnsubscription(t *testing.T) {
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type responseCheck struct {
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response string
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code func(*testing.T, *WSClient)
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}
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var cases = map[string]responseCheck{
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"good": {`{"jsonrpc": "2.0", "id": 1, "result": true}`, func(t *testing.T, wsc *WSClient) {
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// We can't really subscribe using this stub server, so set up wsc internals.
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wsc.subscriptions["0"] = notificationReceiver{}
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err := wsc.Unsubscribe("0")
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require.NoError(t, err)
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}},
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"all": {`{"jsonrpc": "2.0", "id": 1, "result": true}`, func(t *testing.T, wsc *WSClient) {
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// We can't really subscribe using this stub server, so set up wsc internals.
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wsc.subscriptions["0"] = notificationReceiver{}
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err := wsc.UnsubscribeAll()
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require.NoError(t, err)
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require.Equal(t, 0, len(wsc.subscriptions))
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}},
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"not subscribed": {`{"jsonrpc": "2.0", "id": 1, "result": true}`, func(t *testing.T, wsc *WSClient) {
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err := wsc.Unsubscribe("0")
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require.Error(t, err)
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}},
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"error returned": {`{"jsonrpc": "2.0", "id": 1, "error":{"code":-32602,"message":"Invalid Params"}}`, func(t *testing.T, wsc *WSClient) {
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// We can't really subscribe using this stub server, so set up wsc internals.
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wsc.subscriptions["0"] = notificationReceiver{}
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err := wsc.Unsubscribe("0")
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require.Error(t, err)
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}},
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"false returned": {`{"jsonrpc": "2.0", "id": 1, "result": false}`, func(t *testing.T, wsc *WSClient) {
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// We can't really subscribe using this stub server, so set up wsc internals.
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wsc.subscriptions["0"] = notificationReceiver{}
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err := wsc.Unsubscribe("0")
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require.Error(t, err)
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}},
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}
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for name, rc := range cases {
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t.Run(name, func(t *testing.T) {
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srv := initTestServer(t, rc.response)
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wsc, err := NewWS(context.TODO(), httpURLtoWS(srv.URL), Options{})
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require.NoError(t, err)
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wsc.getNextRequestID = getTestRequestID
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require.NoError(t, wsc.Init())
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rc.code(t, wsc)
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})
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}
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}
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func TestWSClientEvents(t *testing.T) {
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var ok bool
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// Events from RPC server testchain.
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var events = []string{
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`{"jsonrpc":"2.0","method":"transaction_executed","params":[{"container":"0xe1cd5e57e721d2a2e05fb1f08721b12057b25ab1dd7fd0f33ee1639932fdfad7","trigger":"Application","vmstate":"HALT","gasconsumed":"22910000","stack":[],"notifications":[{"contract":"0x1b4357bff5a01bdf2a6581247cf9ed1e24629176","eventname":"contract call","state":{"type":"Array","value":[{"type":"ByteString","value":"dHJhbnNmZXI="},{"type":"Array","value":[{"type":"ByteString","value":"dpFiJB7t+XwkgWUq3xug9b9XQxs="},{"type":"ByteString","value":"MW6FEDkBnTnfwsN9bD/uGf1YCYc="},{"type":"Integer","value":"1000"}]}]}},{"contract":"0x1b4357bff5a01bdf2a6581247cf9ed1e24629176","eventname":"transfer","state":{"type":"Array","value":[{"type":"ByteString","value":"dpFiJB7t+XwkgWUq3xug9b9XQxs="},{"type":"ByteString","value":"MW6FEDkBnTnfwsN9bD/uGf1YCYc="},{"type":"Integer","value":"1000"}]}}]}]}`,
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`{"jsonrpc":"2.0","method":"notification_from_execution","params":[{"container":"0xe1cd5e57e721d2a2e05fb1f08721b12057b25ab1dd7fd0f33ee1639932fdfad7","contract":"0x1b4357bff5a01bdf2a6581247cf9ed1e24629176","eventname":"contract call","state":{"type":"Array","value":[{"type":"ByteString","value":"dHJhbnNmZXI="},{"type":"Array","value":[{"type":"ByteString","value":"dpFiJB7t+XwkgWUq3xug9b9XQxs="},{"type":"ByteString","value":"MW6FEDkBnTnfwsN9bD/uGf1YCYc="},{"type":"Integer","value":"1000"}]}]}}]}`,
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`{"jsonrpc":"2.0","method":"transaction_executed","params":[{"container":"0xf97a72b7722c109f909a8bc16c22368c5023d85828b09b127b237aace33cf099","trigger":"Application","vmstate":"HALT","gasconsumed":"6042610","stack":[],"notifications":[{"contract":"0xe65ff7b3a02d207b584a5c27057d4e9862ef01da","eventname":"contract call","state":{"type":"Array","value":[{"type":"ByteString","value":"dHJhbnNmZXI="},{"type":"Array","value":[{"type":"ByteString","value":"MW6FEDkBnTnfwsN9bD/uGf1YCYc="},{"type":"ByteString","value":"IHKCdK+vw29DoHHTKM+j5inZy7A="},{"type":"Integer","value":"123"}]}]}},{"contract":"0xe65ff7b3a02d207b584a5c27057d4e9862ef01da","eventname":"transfer","state":{"type":"Array","value":[{"type":"ByteString","value":"MW6FEDkBnTnfwsN9bD/uGf1YCYc="},{"type":"ByteString","value":"IHKCdK+vw29DoHHTKM+j5inZy7A="},{"type":"Integer","value":"123"}]}}]}]}`,
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fmt.Sprintf(`{"jsonrpc":"2.0","method":"block_added","params":[%s]}`, b1Verbose),
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`{"jsonrpc":"2.0","method":"event_missed","params":[]}`,
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}
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srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
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if req.URL.Path == "/ws" && req.Method == "GET" {
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var upgrader = websocket.Upgrader{}
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ws, err := upgrader.Upgrade(w, req, nil)
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require.NoError(t, err)
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for _, event := range events {
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err = ws.SetWriteDeadline(time.Now().Add(2 * time.Second))
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require.NoError(t, err)
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err = ws.WriteMessage(1, []byte(event))
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if err != nil {
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break
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}
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}
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ws.Close()
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return
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}
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}))
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t.Run("default ntf channel", func(t *testing.T) {
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wsc, err := NewWS(context.TODO(), httpURLtoWS(srv.URL), Options{})
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require.NoError(t, err)
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wsc.getNextRequestID = getTestRequestID
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wsc.cache.initDone = true // Our server mock is restricted, so perform initialisation manually.
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// Our server mock is restricted, so perform subscriptions manually with default notifications channel.
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wsc.subscriptionsLock.Lock()
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wsc.subscriptions["0"] = notificationReceiver{typ: neorpc.BlockEventID, ch: wsc.Notifications}
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wsc.subscriptions["1"] = notificationReceiver{typ: neorpc.ExecutionEventID, ch: wsc.Notifications}
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wsc.subscriptions["2"] = notificationReceiver{typ: neorpc.NotificationEventID, ch: wsc.Notifications}
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// MissedEvent must be delivered without subscription.
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wsc.subscriptionsLock.Unlock()
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wsc.cache.network = netmode.UnitTestNet
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for range events {
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select {
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case _, ok = <-wsc.Notifications:
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case <-time.After(time.Second):
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t.Fatal("timeout waiting for event")
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}
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require.True(t, ok)
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}
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select {
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case _, ok = <-wsc.Notifications:
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case <-time.After(time.Second):
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t.Fatal("timeout waiting for event")
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}
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// Connection closed by server.
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require.False(t, ok)
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})
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t.Run("multiple ntf channels", func(t *testing.T) {
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wsc, err := NewWS(context.TODO(), httpURLtoWS(srv.URL), Options{})
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require.NoError(t, err)
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wsc.getNextRequestID = getTestRequestID
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wsc.cacheLock.Lock()
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wsc.cache.initDone = true // Our server mock is restricted, so perform initialisation manually.
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wsc.cache.network = netmode.UnitTestNet
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wsc.cacheLock.Unlock()
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// Our server mock is restricted, so perform subscriptions manually with default notifications channel.
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ch1 := make(chan Notification)
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ch2 := make(chan Notification)
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ch3 := make(chan Notification)
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halt := "HALT"
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fault := "FAULT"
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wsc.subscriptionsLock.Lock()
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wsc.subscriptions["0"] = notificationReceiver{typ: neorpc.BlockEventID, ch: wsc.Notifications}
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wsc.subscriptions["1"] = notificationReceiver{typ: neorpc.ExecutionEventID, ch: wsc.Notifications}
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wsc.subscriptions["2"] = notificationReceiver{typ: neorpc.NotificationEventID, ch: wsc.Notifications}
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wsc.subscriptions["3"] = notificationReceiver{typ: neorpc.BlockEventID, ch: ch1}
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wsc.subscriptions["4"] = notificationReceiver{typ: neorpc.NotificationEventID, ch: ch2}
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wsc.subscriptions["5"] = notificationReceiver{typ: neorpc.NotificationEventID, ch: ch2} // check duplicating subscriptions
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wsc.subscriptions["6"] = notificationReceiver{typ: neorpc.ExecutionEventID, filter: neorpc.ExecutionFilter{State: &halt}, ch: ch2}
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wsc.subscriptions["7"] = notificationReceiver{typ: neorpc.ExecutionEventID, filter: neorpc.ExecutionFilter{State: &fault}, ch: ch3}
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// MissedEvent must be delivered without subscription.
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wsc.subscriptionsLock.Unlock()
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var (
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defaultChCnt int
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ch1Cnt int
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ch2Cnt int
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ch3Cnt int
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expectedDefaultCnCount = len(events)
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expectedCh1Cnt = 1 + 1 // Block event + Missed event
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expectedCh2Cnt = 1 + 2 + 1 // Notification event + 2 Execution events + Missed event
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expectedCh3Cnt = 1 // Missed event
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ntf Notification
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)
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for i := 0; i < expectedDefaultCnCount+expectedCh1Cnt+expectedCh2Cnt+expectedCh3Cnt; i++ {
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select {
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case ntf, ok = <-wsc.Notifications:
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defaultChCnt++
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case ntf, ok = <-ch1:
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require.True(t, ntf.Type == neorpc.BlockEventID || ntf.Type == neorpc.MissedEventID, ntf.Type)
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ch1Cnt++
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case ntf, ok = <-ch2:
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require.True(t, ntf.Type == neorpc.NotificationEventID || ntf.Type == neorpc.MissedEventID || ntf.Type == neorpc.ExecutionEventID)
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ch2Cnt++
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case ntf, ok = <-ch3:
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require.True(t, ntf.Type == neorpc.MissedEventID)
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ch3Cnt++
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case <-time.After(time.Second):
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t.Fatal("timeout waiting for event")
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}
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require.True(t, ok)
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}
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select {
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case _, ok = <-wsc.Notifications:
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case _, ok = <-ch1:
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case _, ok = <-ch2:
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case _, ok = <-ch3:
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case <-time.After(time.Second):
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t.Fatal("timeout waiting for event")
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}
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// Connection closed by server.
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require.False(t, ok)
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require.Equal(t, expectedDefaultCnCount, defaultChCnt)
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require.Equal(t, expectedCh1Cnt, ch1Cnt)
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require.Equal(t, expectedCh2Cnt, ch2Cnt)
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require.Equal(t, expectedCh3Cnt, ch3Cnt)
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})
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}
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func TestWSExecutionVMStateCheck(t *testing.T) {
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// Will answer successfully if request slips through.
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srv := initTestServer(t, `{"jsonrpc": "2.0", "id": 1, "result": "55aaff00"}`)
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wsc, err := NewWS(context.TODO(), httpURLtoWS(srv.URL), Options{})
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require.NoError(t, err)
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wsc.getNextRequestID = getTestRequestID
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require.NoError(t, wsc.Init())
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filter := "NONE"
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_, err = wsc.SubscribeForTransactionExecutions(&filter, nil)
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require.Error(t, err)
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wsc.Close()
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}
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func TestWSFilteredSubscriptions(t *testing.T) {
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var cases = []struct {
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name string
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clientCode func(*testing.T, *WSClient)
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serverCode func(*testing.T, *params.Params)
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}{
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{"blocks primary",
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func(t *testing.T, wsc *WSClient) {
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primary := 3
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_, err := wsc.SubscribeForNewBlocks(&primary, nil)
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require.NoError(t, err)
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},
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func(t *testing.T, p *params.Params) {
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param := p.Value(1)
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filt := new(neorpc.BlockFilter)
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require.NoError(t, json.Unmarshal(param.RawMessage, filt))
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require.Equal(t, 3, *filt.Primary)
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require.Equal(t, (*uint32)(nil), filt.Since)
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},
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},
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{"blocks since",
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func(t *testing.T, wsc *WSClient) {
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var since uint32 = 3
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_, err := wsc.SubscribeForNewBlocks(nil, &since)
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require.NoError(t, err)
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},
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func(t *testing.T, p *params.Params) {
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param := p.Value(1)
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filt := new(neorpc.BlockFilter)
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require.NoError(t, json.Unmarshal(param.RawMessage, filt))
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require.Equal(t, (*int)(nil), filt.Primary)
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require.Equal(t, uint32(3), *filt.Since)
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},
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},
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{"blocks primary and since",
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func(t *testing.T, wsc *WSClient) {
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var (
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since uint32 = 3
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primary = 2
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)
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_, err := wsc.SubscribeForNewBlocks(&primary, &since)
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require.NoError(t, err)
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},
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func(t *testing.T, p *params.Params) {
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param := p.Value(1)
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filt := new(neorpc.BlockFilter)
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require.NoError(t, json.Unmarshal(param.RawMessage, filt))
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require.Equal(t, 2, *filt.Primary)
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require.Equal(t, uint32(3), *filt.Since)
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},
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},
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{"transactions sender",
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func(t *testing.T, wsc *WSClient) {
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sender := util.Uint160{1, 2, 3, 4, 5}
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_, err := wsc.SubscribeForNewTransactions(&sender, nil)
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require.NoError(t, err)
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},
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func(t *testing.T, p *params.Params) {
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param := p.Value(1)
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filt := new(neorpc.TxFilter)
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require.NoError(t, json.Unmarshal(param.RawMessage, filt))
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require.Equal(t, util.Uint160{1, 2, 3, 4, 5}, *filt.Sender)
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require.Nil(t, filt.Signer)
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},
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},
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{"transactions signer",
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func(t *testing.T, wsc *WSClient) {
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signer := util.Uint160{0, 42}
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_, err := wsc.SubscribeForNewTransactions(nil, &signer)
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require.NoError(t, err)
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},
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func(t *testing.T, p *params.Params) {
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param := p.Value(1)
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filt := new(neorpc.TxFilter)
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require.NoError(t, json.Unmarshal(param.RawMessage, filt))
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require.Nil(t, filt.Sender)
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require.Equal(t, util.Uint160{0, 42}, *filt.Signer)
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},
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},
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{"transactions sender and signer",
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func(t *testing.T, wsc *WSClient) {
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sender := util.Uint160{1, 2, 3, 4, 5}
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signer := util.Uint160{0, 42}
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_, err := wsc.SubscribeForNewTransactions(&sender, &signer)
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require.NoError(t, err)
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},
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func(t *testing.T, p *params.Params) {
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param := p.Value(1)
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filt := new(neorpc.TxFilter)
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require.NoError(t, json.Unmarshal(param.RawMessage, filt))
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require.Equal(t, util.Uint160{1, 2, 3, 4, 5}, *filt.Sender)
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require.Equal(t, util.Uint160{0, 42}, *filt.Signer)
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},
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},
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{"notifications contract hash",
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func(t *testing.T, wsc *WSClient) {
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contract := util.Uint160{1, 2, 3, 4, 5}
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_, err := wsc.SubscribeForExecutionNotifications(&contract, nil)
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require.NoError(t, err)
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},
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func(t *testing.T, p *params.Params) {
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param := p.Value(1)
|
|
filt := new(neorpc.NotificationFilter)
|
|
require.NoError(t, json.Unmarshal(param.RawMessage, filt))
|
|
require.Equal(t, util.Uint160{1, 2, 3, 4, 5}, *filt.Contract)
|
|
require.Nil(t, filt.Name)
|
|
},
|
|
},
|
|
{"notifications name",
|
|
func(t *testing.T, wsc *WSClient) {
|
|
name := "my_pretty_notification"
|
|
_, err := wsc.SubscribeForExecutionNotifications(nil, &name)
|
|
require.NoError(t, err)
|
|
},
|
|
func(t *testing.T, p *params.Params) {
|
|
param := p.Value(1)
|
|
filt := new(neorpc.NotificationFilter)
|
|
require.NoError(t, json.Unmarshal(param.RawMessage, filt))
|
|
require.Equal(t, "my_pretty_notification", *filt.Name)
|
|
require.Nil(t, filt.Contract)
|
|
},
|
|
},
|
|
{"notifications contract hash and name",
|
|
func(t *testing.T, wsc *WSClient) {
|
|
contract := util.Uint160{1, 2, 3, 4, 5}
|
|
name := "my_pretty_notification"
|
|
_, err := wsc.SubscribeForExecutionNotifications(&contract, &name)
|
|
require.NoError(t, err)
|
|
},
|
|
func(t *testing.T, p *params.Params) {
|
|
param := p.Value(1)
|
|
filt := new(neorpc.NotificationFilter)
|
|
require.NoError(t, json.Unmarshal(param.RawMessage, filt))
|
|
require.Equal(t, util.Uint160{1, 2, 3, 4, 5}, *filt.Contract)
|
|
require.Equal(t, "my_pretty_notification", *filt.Name)
|
|
},
|
|
},
|
|
{"executions state",
|
|
func(t *testing.T, wsc *WSClient) {
|
|
state := "FAULT"
|
|
_, err := wsc.SubscribeForTransactionExecutions(&state, nil)
|
|
require.NoError(t, err)
|
|
},
|
|
func(t *testing.T, p *params.Params) {
|
|
param := p.Value(1)
|
|
filt := new(neorpc.ExecutionFilter)
|
|
require.NoError(t, json.Unmarshal(param.RawMessage, filt))
|
|
require.Equal(t, "FAULT", *filt.State)
|
|
require.Equal(t, (*util.Uint256)(nil), filt.Container)
|
|
},
|
|
},
|
|
{"executions container",
|
|
func(t *testing.T, wsc *WSClient) {
|
|
container := util.Uint256{1, 2, 3}
|
|
_, err := wsc.SubscribeForTransactionExecutions(nil, &container)
|
|
require.NoError(t, err)
|
|
},
|
|
func(t *testing.T, p *params.Params) {
|
|
param := p.Value(1)
|
|
filt := new(neorpc.ExecutionFilter)
|
|
require.NoError(t, json.Unmarshal(param.RawMessage, filt))
|
|
require.Equal(t, (*string)(nil), filt.State)
|
|
require.Equal(t, util.Uint256{1, 2, 3}, *filt.Container)
|
|
},
|
|
},
|
|
{"executions state and container",
|
|
func(t *testing.T, wsc *WSClient) {
|
|
state := "FAULT"
|
|
container := util.Uint256{1, 2, 3}
|
|
_, err := wsc.SubscribeForTransactionExecutions(&state, &container)
|
|
require.NoError(t, err)
|
|
},
|
|
func(t *testing.T, p *params.Params) {
|
|
param := p.Value(1)
|
|
filt := new(neorpc.ExecutionFilter)
|
|
require.NoError(t, json.Unmarshal(param.RawMessage, filt))
|
|
require.Equal(t, "FAULT", *filt.State)
|
|
require.Equal(t, util.Uint256{1, 2, 3}, *filt.Container)
|
|
},
|
|
},
|
|
}
|
|
for _, c := range cases {
|
|
t.Run(c.name, func(t *testing.T) {
|
|
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
|
|
if req.URL.Path == "/ws" && req.Method == "GET" {
|
|
var upgrader = websocket.Upgrader{}
|
|
ws, err := upgrader.Upgrade(w, req, nil)
|
|
require.NoError(t, err)
|
|
err = ws.SetReadDeadline(time.Now().Add(2 * time.Second))
|
|
require.NoError(t, err)
|
|
req := params.In{}
|
|
err = ws.ReadJSON(&req)
|
|
require.NoError(t, err)
|
|
params := params.Params(req.RawParams)
|
|
c.serverCode(t, ¶ms)
|
|
err = ws.SetWriteDeadline(time.Now().Add(2 * time.Second))
|
|
require.NoError(t, err)
|
|
err = ws.WriteMessage(1, []byte(`{"jsonrpc": "2.0", "id": 1, "result": "0"}`))
|
|
require.NoError(t, err)
|
|
ws.Close()
|
|
}
|
|
}))
|
|
wsc, err := NewWS(context.TODO(), httpURLtoWS(srv.URL), Options{})
|
|
require.NoError(t, err)
|
|
wsc.getNextRequestID = getTestRequestID
|
|
wsc.cache.network = netmode.UnitTestNet
|
|
c.clientCode(t, wsc)
|
|
wsc.Close()
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestNewWS(t *testing.T) {
|
|
srv := initTestServer(t, "")
|
|
|
|
t.Run("good", func(t *testing.T) {
|
|
c, err := NewWS(context.TODO(), httpURLtoWS(srv.URL), Options{})
|
|
require.NoError(t, err)
|
|
c.getNextRequestID = getTestRequestID
|
|
c.cache.network = netmode.UnitTestNet
|
|
require.NoError(t, c.Init())
|
|
})
|
|
t.Run("bad URL", func(t *testing.T) {
|
|
_, err := NewWS(context.TODO(), strings.TrimPrefix(srv.URL, "http://"), Options{})
|
|
require.Error(t, err)
|
|
})
|
|
}
|
|
|
|
func TestWSConcurrentAccess(t *testing.T) {
|
|
var ids struct {
|
|
lock sync.RWMutex
|
|
m map[int]struct{}
|
|
}
|
|
ids.m = make(map[int]struct{})
|
|
|
|
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
|
|
if req.URL.Path == "/ws" && req.Method == "GET" {
|
|
var upgrader = websocket.Upgrader{}
|
|
ws, err := upgrader.Upgrade(w, req, nil)
|
|
require.NoError(t, err)
|
|
for {
|
|
err = ws.SetReadDeadline(time.Now().Add(2 * time.Second))
|
|
require.NoError(t, err)
|
|
_, p, err := ws.ReadMessage()
|
|
if err != nil {
|
|
break
|
|
}
|
|
r := params.NewIn()
|
|
err = json.Unmarshal(p, r)
|
|
if err != nil {
|
|
t.Fatalf("Cannot decode request body: %s", req.Body)
|
|
}
|
|
i, err := strconv.Atoi(string(r.RawID))
|
|
require.NoError(t, err)
|
|
ids.lock.Lock()
|
|
ids.m[i] = struct{}{}
|
|
ids.lock.Unlock()
|
|
var response string
|
|
// Different responses to catch possible unmarshalling errors connected with invalid IDs distribution.
|
|
switch r.Method {
|
|
case "getblockcount":
|
|
response = fmt.Sprintf(`{"id":%s,"jsonrpc":"2.0","result":123}`, r.RawID)
|
|
case "getversion":
|
|
response = fmt.Sprintf(`{"id":%s,"jsonrpc":"2.0","result":{"network":42,"tcpport":20332,"wsport":20342,"nonce":2153672787,"useragent":"/NEO-GO:0.73.1-pre-273-ge381358/"}}`, r.RawID)
|
|
case "getblockhash":
|
|
response = fmt.Sprintf(`{"id":%s,"jsonrpc":"2.0","result":"0x157ca5e5b8cf8f84c9660502a3270b346011612bded1514a6847f877c433a9bb"}`, r.RawID)
|
|
}
|
|
err = ws.SetWriteDeadline(time.Now().Add(2 * time.Second))
|
|
require.NoError(t, err)
|
|
err = ws.WriteMessage(1, []byte(response))
|
|
if err != nil {
|
|
break
|
|
}
|
|
}
|
|
ws.Close()
|
|
return
|
|
}
|
|
}))
|
|
t.Cleanup(srv.Close)
|
|
|
|
wsc, err := NewWS(context.TODO(), httpURLtoWS(srv.URL), Options{})
|
|
require.NoError(t, err)
|
|
batchCount := 100
|
|
completed := atomic.NewInt32(0)
|
|
for i := 0; i < batchCount; i++ {
|
|
go func() {
|
|
_, err := wsc.GetBlockCount()
|
|
require.NoError(t, err)
|
|
completed.Inc()
|
|
}()
|
|
go func() {
|
|
_, err := wsc.GetBlockHash(123)
|
|
require.NoError(t, err)
|
|
completed.Inc()
|
|
}()
|
|
|
|
go func() {
|
|
_, err := wsc.GetVersion()
|
|
require.NoError(t, err)
|
|
completed.Inc()
|
|
}()
|
|
}
|
|
require.Eventually(t, func() bool {
|
|
return int(completed.Load()) == batchCount*3
|
|
}, time.Second, 100*time.Millisecond)
|
|
|
|
ids.lock.RLock()
|
|
require.True(t, len(ids.m) > batchCount)
|
|
idsList := make([]int, 0, len(ids.m))
|
|
for i := range ids.m {
|
|
idsList = append(idsList, i)
|
|
}
|
|
ids.lock.RUnlock()
|
|
|
|
sort.Ints(idsList)
|
|
require.Equal(t, 1, idsList[0])
|
|
require.Less(t, idsList[len(idsList)-1],
|
|
batchCount*3+1) // batchCount*requestsPerBatch+1
|
|
wsc.Close()
|
|
}
|
|
|
|
func TestWSDoubleClose(t *testing.T) {
|
|
srv := initTestServer(t, "")
|
|
|
|
c, err := NewWS(context.TODO(), httpURLtoWS(srv.URL), Options{})
|
|
require.NoError(t, err)
|
|
|
|
require.NotPanics(t, func() {
|
|
c.Close()
|
|
c.Close()
|
|
})
|
|
}
|
|
|
|
func TestWS_RequestAfterClose(t *testing.T) {
|
|
srv := initTestServer(t, "")
|
|
|
|
c, err := NewWS(context.TODO(), httpURLtoWS(srv.URL), Options{})
|
|
require.NoError(t, err)
|
|
|
|
c.Close()
|
|
|
|
require.NotPanics(t, func() {
|
|
_, err = c.GetBlockCount()
|
|
})
|
|
require.Error(t, err)
|
|
require.True(t, strings.Contains(err.Error(), "connection lost before registering response channel"))
|
|
}
|
|
|
|
func TestWSClient_ConnClosedError(t *testing.T) {
|
|
t.Run("standard closing", func(t *testing.T) {
|
|
srv := initTestServer(t, `{"jsonrpc": "2.0", "id": 1, "result": 123}`)
|
|
c, err := NewWS(context.TODO(), httpURLtoWS(srv.URL), Options{})
|
|
require.NoError(t, err)
|
|
|
|
// Check client is working.
|
|
_, err = c.GetBlockCount()
|
|
require.NoError(t, err)
|
|
err = c.GetError()
|
|
require.NoError(t, err)
|
|
|
|
c.Close()
|
|
err = c.GetError()
|
|
require.NoError(t, err)
|
|
})
|
|
|
|
t.Run("malformed request", func(t *testing.T) {
|
|
srv := initTestServer(t, "")
|
|
c, err := NewWS(context.TODO(), httpURLtoWS(srv.URL), Options{})
|
|
require.NoError(t, err)
|
|
|
|
defaultMaxBlockSize := 262144
|
|
_, err = c.SubmitP2PNotaryRequest(&payload.P2PNotaryRequest{
|
|
MainTransaction: &transaction.Transaction{
|
|
Script: make([]byte, defaultMaxBlockSize*3),
|
|
},
|
|
FallbackTransaction: &transaction.Transaction{},
|
|
})
|
|
require.Error(t, err)
|
|
|
|
err = c.GetError()
|
|
require.Error(t, err)
|
|
require.True(t, strings.Contains(err.Error(), "failed to read JSON response (timeout/connection loss/malformed response)"), err.Error())
|
|
})
|
|
}
|