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Work through JSON/RPC subscription to events
Signed-off-by: Peter Broadhurst <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,161 @@ | ||
| /* | ||
| * Copyright © 2024 Kaleido, Inc. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with | ||
| * the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on | ||
| * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the | ||
| * specific language governing permissions and limitations under the License. | ||
| * | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| */ | ||
|
|
||
| package txmgr | ||
|
|
||
| import ( | ||
| "encoding/json" | ||
| "fmt" | ||
| "sync/atomic" | ||
| "testing" | ||
|
|
||
| "github.com/google/uuid" | ||
| "github.com/hyperledger/firefly-common/pkg/fftypes" | ||
| "github.com/hyperledger/firefly-common/pkg/wsclient" | ||
| "github.com/hyperledger/firefly-signer/pkg/rpcbackend" | ||
| "github.com/kaleido-io/paladin/config/pkg/pldconf" | ||
| "github.com/kaleido-io/paladin/core/internal/components" | ||
| "github.com/kaleido-io/paladin/toolkit/pkg/pldapi" | ||
| "github.com/kaleido-io/paladin/toolkit/pkg/rpcclient" | ||
| "github.com/kaleido-io/paladin/toolkit/pkg/tktypes" | ||
| "github.com/stretchr/testify/require" | ||
| ) | ||
|
|
||
| var nextReq atomic.Uint64 | ||
|
|
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| func rpcTestRequest(method string, params ...any) (uint64, []byte) { | ||
| reqID := nextReq.Add(1) | ||
| jsonParams := make([]*fftypes.JSONAny, len(params)) | ||
| for i, p := range params { | ||
| jsonParams[i] = fftypes.JSONAnyPtr(tktypes.JSONString((p)).Pretty()) | ||
| } | ||
| req := &rpcbackend.RPCRequest{ | ||
| JSONRpc: "2.0", | ||
| ID: fftypes.JSONAnyPtr(fmt.Sprintf("%d", reqID)), | ||
| Method: method, | ||
| Params: jsonParams, | ||
| } | ||
| return reqID, []byte(tktypes.JSONString((req)).Pretty()) | ||
| } | ||
|
|
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| func TestRPCEventListenerE2E(t *testing.T) { | ||
| ctx, url, txm, done := newTestTransactionManagerWithWebSocketRPC(t) | ||
| defer done() | ||
|
|
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| wscConf, err := rpcclient.ParseWSConfig(ctx, &pldconf.WSClientConfig{ | ||
| HTTPClientConfig: pldconf.HTTPClientConfig{URL: url}, | ||
| }) | ||
| require.NoError(t, err) | ||
|
|
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| err = txm.CreateReceiptListener(ctx, &pldapi.TransactionReceiptListener{ | ||
| Name: "listener1", | ||
| }) | ||
| require.NoError(t, err) | ||
|
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| wsc, err := wsclient.New(ctx, wscConf, nil, nil) | ||
| require.NoError(t, err) | ||
| err = wsc.Connect() | ||
| require.NoError(t, err) | ||
| defer wsc.Close() | ||
|
|
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| subReqID, req := rpcTestRequest("ptx_subscribe", "receipts", "listener1") | ||
| err = wsc.Send(ctx, req) | ||
| require.NoError(t, err) | ||
|
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| subIDChan := make(chan string) | ||
| unSubChan := make(chan bool) | ||
| receipts := make(chan *pldapi.TransactionReceiptFull) | ||
| var unSubReqID atomic.Uint64 | ||
| var subID atomic.Pointer[string] | ||
|
|
||
| go func() { | ||
| for payload := range wsc.Receive() { | ||
| var rpcPayload *rpcbackend.RPCResponse | ||
| err := json.Unmarshal(payload, &rpcPayload) | ||
| require.NoError(t, err) | ||
|
|
||
| if rpcPayload.Error != nil { | ||
| require.NoError(t, rpcPayload.Error.Error()) | ||
| } | ||
|
|
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| if !rpcPayload.ID.IsNil() { | ||
| var rpcID uint64 | ||
| err := json.Unmarshal(rpcPayload.ID.Bytes(), &rpcID) | ||
| require.NoError(t, err) | ||
|
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| switch rpcID { | ||
| case subReqID: // Subscribe reply | ||
| subIDChan <- rpcPayload.Result.AsString() | ||
| case unSubReqID.Load(): // Unsubscribe reply | ||
| unSubChan <- true | ||
| } | ||
| } | ||
|
|
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| if rpcPayload.Method == "ptx_receiptBatch" { | ||
| var batchPayload pldapi.TransactionReceiptBatch | ||
| err := json.Unmarshal(rpcPayload.Params.Bytes(), &batchPayload) | ||
| require.NoError(t, err) | ||
|
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| for _, r := range batchPayload.Receipts { | ||
| receipts <- r | ||
| } | ||
|
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| _, req := rpcTestRequest("ptx_ack", *subID.Load()) | ||
| err = wsc.Send(ctx, req) | ||
| require.NoError(t, err) | ||
| } | ||
|
|
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| } | ||
| }() | ||
|
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| txs := make([]*components.ReceiptInput, 6) | ||
| for i := 0; i < len(txs); i++ { | ||
| txs[i] = &components.ReceiptInput{ | ||
| ReceiptType: components.RT_Success, | ||
| TransactionID: uuid.New(), | ||
| OnChain: randOnChain(tktypes.RandAddress()), | ||
| } | ||
| } | ||
|
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| // Send first 3 | ||
| postCommit, err := txm.FinalizeTransactions(ctx, txm.p.DB(), txs[0:3]) | ||
| require.NoError(t, err) | ||
| postCommit() | ||
|
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| subIDStr := <-subIDChan | ||
| _, err = uuid.Parse(subIDStr) | ||
| require.NoError(t, err) | ||
| subID.Store(&subIDStr) | ||
|
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| for i := 0; i < 3; i++ { | ||
| require.Equal(t, txs[i].TransactionID, (<-receipts).ID) | ||
| } | ||
|
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| // Send rest | ||
| postCommit, err = txm.FinalizeTransactions(ctx, txm.p.DB(), txs[3:]) | ||
| require.NoError(t, err) | ||
| postCommit() | ||
|
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| for i := 3; i < len(txs); i++ { | ||
| require.Equal(t, txs[i].TransactionID, (<-receipts).ID) | ||
| } | ||
|
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| reqID, req := rpcTestRequest("ptx_unsubscribe", subIDStr) | ||
| unSubReqID.Store(reqID) | ||
| err = wsc.Send(ctx, req) | ||
| require.NoError(t, err) | ||
| <-unSubChan | ||
|
|
||
| } |
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