Improve txhash handler (#237)
* txHash separate handler * remove unused code * tests * improve test and fix error --------- Co-authored-by: gipsh <gipsh@gmail.com>
This commit is contained in:
gipsh
GitHub
parent
40956d2391
commit
3c597917f5
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@ -69,8 +69,13 @@ func main() {
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// create a new pipeline repository.
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repository := pipeline.NewRepository(db.Database, logger)
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// create and start a new tx hash handler.
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quit := make(chan bool)
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txHashHandler := pipeline.NewTxHashHandler(repository, pushFunc, logger, quit)
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go txHashHandler.Run(rootCtx)
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// create a new publisher.
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publisher := pipeline.NewPublisher(pushFunc, repository, config.P2pNetwork, logger)
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publisher := pipeline.NewPublisher(pushFunc, repository, config.P2pNetwork, txHashHandler, logger)
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watcher := watcher.NewWatcher(rootCtx, db.Database, config.MongoDatabase, publisher.Publish, logger)
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err = watcher.Start(rootCtx)
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if err != nil {
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@ -95,11 +100,15 @@ func main() {
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logger.Info("root context cancelled, exiting...")
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rootCtxCancel()
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logger.Info("Closing tx hash handler ...")
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close(quit)
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logger.Info("Closing database connections ...")
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db.Close()
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logger.Info("Closing Http server ...")
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server.Stop()
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logger.Info("Finished wormhole-explorer-pipeline")
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}
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func newAwsConfig(appCtx context.Context, cfg *config.Configuration) (aws.Config, error) {
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@ -16,6 +16,8 @@ require (
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github.com/aws/aws-sdk-go-v2/config v1.1.1
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github.com/aws/aws-sdk-go-v2/credentials v1.1.1
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github.com/aws/aws-sdk-go-v2/service/sns v1.20.2
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github.com/golang/mock v1.6.0
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github.com/test-go/testify v1.1.4
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github.com/wormhole-foundation/wormhole-explorer/common v0.0.0-00010101000000-000000000000
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github.com/wormhole-foundation/wormhole/sdk v0.0.0-20230413131841-4f1feb38999a
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)
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@ -32,6 +34,7 @@ require (
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github.com/aws/smithy-go v1.13.5 // indirect
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github.com/benbjohnson/clock v1.3.0 // indirect
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github.com/btcsuite/btcd/btcec/v2 v2.2.0 // indirect
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github.com/davecgh/go-spew v1.1.1 // indirect
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github.com/decred/dcrd/dcrec/secp256k1/v4 v4.0.1 // indirect
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github.com/ethereum/go-ethereum v1.10.21 // indirect
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github.com/golang/snappy v0.0.4 // indirect
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@ -43,6 +46,7 @@ require (
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github.com/mattn/go-isatty v0.0.16 // indirect
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github.com/mattn/go-runewidth v0.0.14 // indirect
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github.com/montanaflynn/stats v0.0.0-20171201202039-1bf9dbcd8cbe // indirect
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github.com/pmezard/go-difflib v1.0.0 // indirect
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github.com/rivo/uniseg v0.2.0 // indirect
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github.com/stretchr/testify v1.8.1 // indirect
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github.com/tidwall/pretty v1.2.1 // indirect
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@ -60,6 +64,7 @@ require (
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golang.org/x/sync v0.1.0 // indirect
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golang.org/x/sys v0.2.0 // indirect
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golang.org/x/text v0.4.0 // indirect
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gopkg.in/yaml.v3 v3.0.1 // indirect
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)
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// Needed for cosmos-sdk based chains. See
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@ -44,6 +44,8 @@ github.com/ethereum/go-ethereum v1.10.21 h1:5lqsEx92ZaZzRyOqBEXux4/UR06m296RGzN3
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github.com/ethereum/go-ethereum v1.10.21/go.mod h1:EYFyF19u3ezGLD4RqOkLq+ZCXzYbLoNDdZlMt7kyKFg=
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github.com/gofiber/fiber/v2 v2.40.1 h1:pc7n9VVpGIqNsvg9IPLQhyFEMJL8gCs1kneH5D1pIl4=
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github.com/gofiber/fiber/v2 v2.40.1/go.mod h1:Gko04sLksnHbzLSRBFWPFdzM9Ws9pRxvvIaohJK1dsk=
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github.com/golang/mock v1.6.0 h1:ErTB+efbowRARo13NNdxyJji2egdxLGQhRaY+DUumQc=
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github.com/golang/mock v1.6.0/go.mod h1:p6yTPP+5HYm5mzsMV8JkE6ZKdX+/wYM6Hr+LicevLPs=
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github.com/golang/snappy v0.0.1/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
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github.com/golang/snappy v0.0.4 h1:yAGX7huGHXlcLOEtBnF4w7FQwA26wojNCwOYAEhLjQM=
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github.com/golang/snappy v0.0.4/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
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@ -98,6 +100,8 @@ github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
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github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
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github.com/stretchr/testify v1.8.1 h1:w7B6lhMri9wdJUVmEZPGGhZzrYTPvgJArz7wNPgYKsk=
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github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
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github.com/test-go/testify v1.1.4 h1:Tf9lntrKUMHiXQ07qBScBTSA0dhYQlu83hswqelv1iE=
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github.com/test-go/testify v1.1.4/go.mod h1:rH7cfJo/47vWGdi4GPj16x3/t1xGOj2YxzmNQzk2ghU=
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github.com/tidwall/pretty v1.0.0/go.mod h1:XNkn88O1ChpSDQmQeStsy+sBenx6DDtFZJxhVysOjyk=
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github.com/tidwall/pretty v1.2.1 h1:qjsOFOWWQl+N3RsoF5/ssm1pHmJJwhjlSbZ51I6wMl4=
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github.com/tidwall/pretty v1.2.1/go.mod h1:ITEVvHYasfjBbM0u2Pg8T2nJnzm8xPwvNhhsoaGGjNU=
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@ -169,6 +173,7 @@ golang.org/x/text v0.4.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
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golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
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golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
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golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
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golang.org/x/tools v0.1.1/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
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golang.org/x/tools v0.1.5/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
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golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
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golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
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@ -176,6 +181,7 @@ golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8T
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golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
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gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
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gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
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gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
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gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
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@ -0,0 +1,65 @@
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// Code generated by MockGen. DO NOT EDIT.
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// Source: repository.go
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// Package mocks is a generated GoMock package.
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package mocks
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import (
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context "context"
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reflect "reflect"
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gomock "github.com/golang/mock/gomock"
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pipeline "github.com/wormhole-foundation/wormhole-explorer/pipeline/pipeline"
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)
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// MockIRepository is a mock of IRepository interface.
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type MockIRepository struct {
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ctrl *gomock.Controller
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recorder *MockIRepositoryMockRecorder
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}
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// MockIRepositoryMockRecorder is the mock recorder for MockIRepository.
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type MockIRepositoryMockRecorder struct {
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mock *MockIRepository
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}
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// NewMockIRepository creates a new mock instance.
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func NewMockIRepository(ctrl *gomock.Controller) *MockIRepository {
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mock := &MockIRepository{ctrl: ctrl}
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mock.recorder = &MockIRepositoryMockRecorder{mock}
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return mock
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}
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// EXPECT returns an object that allows the caller to indicate expected use.
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func (m *MockIRepository) EXPECT() *MockIRepositoryMockRecorder {
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return m.recorder
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}
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// GetVaaIdTxHash mocks base method.
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func (m *MockIRepository) GetVaaIdTxHash(ctx context.Context, id string) (*pipeline.VaaIdTxHash, error) {
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m.ctrl.T.Helper()
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ret := m.ctrl.Call(m, "GetVaaIdTxHash", ctx, id)
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ret0, _ := ret[0].(*pipeline.VaaIdTxHash)
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ret1, _ := ret[1].(error)
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return ret0, ret1
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}
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// GetVaaIdTxHash indicates an expected call of GetVaaIdTxHash.
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func (mr *MockIRepositoryMockRecorder) GetVaaIdTxHash(ctx, id interface{}) *gomock.Call {
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mr.mock.ctrl.T.Helper()
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return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "GetVaaIdTxHash", reflect.TypeOf((*MockIRepository)(nil).GetVaaIdTxHash), ctx, id)
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}
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// UpdateVaaDocTxHash mocks base method.
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func (m *MockIRepository) UpdateVaaDocTxHash(ctx context.Context, id, txhash string) error {
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m.ctrl.T.Helper()
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ret := m.ctrl.Call(m, "UpdateVaaDocTxHash", ctx, id, txhash)
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ret0, _ := ret[0].(error)
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return ret0
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}
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// UpdateVaaDocTxHash indicates an expected call of UpdateVaaDocTxHash.
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func (mr *MockIRepositoryMockRecorder) UpdateVaaDocTxHash(ctx, id, txhash interface{}) *gomock.Call {
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mr.mock.ctrl.T.Helper()
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return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "UpdateVaaDocTxHash", reflect.TypeOf((*MockIRepository)(nil).UpdateVaaDocTxHash), ctx, id, txhash)
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}
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@ -2,8 +2,6 @@ package pipeline
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import (
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"context"
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"fmt"
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"time"
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"github.com/wormhole-foundation/wormhole-explorer/common/domain"
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"github.com/wormhole-foundation/wormhole-explorer/pipeline/topic"
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@ -14,19 +12,22 @@ import (
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// Publisher definition.
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type Publisher struct {
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logger *zap.Logger
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pushFunc topic.PushFunc
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repository *Repository
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p2pNetwork string
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logger *zap.Logger
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pushFunc topic.PushFunc
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repository *Repository
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p2pNetwork string
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txHashHandler *TxHashHandler
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}
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// NewPublisher creates a new publisher for vaa with parse configuration.
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func NewPublisher(pushFunc topic.PushFunc, repository *Repository, p2pNetwork string, logger *zap.Logger) *Publisher {
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func NewPublisher(pushFunc topic.PushFunc, repository *Repository, p2pNetwork string, txHashHandler *TxHashHandler, logger *zap.Logger) *Publisher {
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return &Publisher{
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logger: logger,
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repository: repository,
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pushFunc: pushFunc,
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p2pNetwork: p2pNetwork}
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logger: logger,
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repository: repository,
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pushFunc: pushFunc,
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p2pNetwork: p2pNetwork,
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txHashHandler: txHashHandler,
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}
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}
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// Publish sends a Event for the vaa that has parse configuration defined.
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@ -56,12 +57,11 @@ func (p *Publisher) Publish(ctx context.Context, e *watcher.Event) {
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// discard pyth messages
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isPyth := domain.P2pMainNet == p.p2pNetwork && vaa.ChainIDPythNet == vaa.ChainID(e.ChainID)
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if !isPyth {
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// retry 3 times with 2 seconds delay fixing the vaa with empty txhash.
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txHash, err := Retry(p.handleEmptyVaaTxHash, 3, 2*time.Second)(ctx, e.ID)
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if err != nil {
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p.logger.Error("can not get txhash for vaa", zap.Error(err), zap.String("event", event.ID))
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}
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event.TxHash = txHash
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// add the event to the txhash handler.
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// the handler will try to get the txhash for the vaa
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// and publish the event with the txhash.
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p.txHashHandler.AddVaaFixItem(event)
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return
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}
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}
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@ -71,40 +71,3 @@ func (p *Publisher) Publish(ctx context.Context, e *watcher.Event) {
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p.logger.Error("can not push event to topic", zap.Error(err), zap.String("event", event.ID))
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}
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}
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// handleEmptyVaaTxHash tries to get the txhash for the vaa with the given id.
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func (p *Publisher) handleEmptyVaaTxHash(ctx context.Context, id string) (string, error) {
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vaaIdTxHash, err := p.repository.GetVaaIdTxHash(ctx, id)
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if err != nil {
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return "", err
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}
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if vaaIdTxHash.TxHash == "" {
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return "", fmt.Errorf("txhash for vaa (%s) is empty", id)
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}
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err = p.repository.UpdateVaaDocTxHash(ctx, id, vaaIdTxHash.TxHash)
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if err != nil {
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return "", err
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}
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return vaaIdTxHash.TxHash, nil
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}
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// RetryFn is a function that can be retried.
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type RetryFn func(ctx context.Context, id string) (string, error)
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// Retry retries a function.
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func Retry(retryFn RetryFn, retries int, delay time.Duration) RetryFn {
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return func(ctx context.Context, id string) (string, error) {
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var err error
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var txHash string
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for i := 0; i <= retries; i++ {
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txHash, err = retryFn(ctx, id)
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if err == nil {
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return txHash, nil
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}
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time.Sleep(delay)
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}
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return txHash, err
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}
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||||
}
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@ -1,3 +1,4 @@
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//go:generate mockgen -source=repository.go -destination=mocks/repository.go -package=mocks
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package pipeline
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import (
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@ -10,6 +11,12 @@ import (
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"go.uber.org/zap"
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)
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// Interface
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type IRepository interface {
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GetVaaIdTxHash(ctx context.Context, id string) (*VaaIdTxHash, error)
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UpdateVaaDocTxHash(ctx context.Context, id string, txhash string) error
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}
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// Repository is the repository data access layer.
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type Repository struct {
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db *mongo.Database
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|
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@ -0,0 +1,62 @@
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package tests
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import (
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"context"
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"fmt"
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"testing"
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"time"
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"github.com/golang/mock/gomock"
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||||
"github.com/test-go/testify/assert"
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"github.com/test-go/testify/require"
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"github.com/wormhole-foundation/wormhole-explorer/pipeline/pipeline"
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"github.com/wormhole-foundation/wormhole-explorer/pipeline/pipeline/mocks"
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"github.com/wormhole-foundation/wormhole-explorer/pipeline/topic"
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"go.uber.org/zap"
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"go.uber.org/zap/zaptest/observer"
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)
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func TestNewTxHashHandler(t *testing.T) {
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mock := gomock.NewController(t)
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defer mock.Finish()
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repo := mocks.NewMockIRepository(mock)
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// log, _ := zap.NewDevelopment()
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observedZapCore, observedLogs := observer.New(zap.InfoLevel)
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observedLogger := zap.New(observedZapCore)
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quit := make(chan bool)
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var f = topic.PushFunc(func(context.Context, *topic.Event) error {
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return nil
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})
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txHashHandler := pipeline.NewTxHashHandler(repo, f, observedLogger, quit)
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txHashHandler.AddVaaFixItem(topic.Event{
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ID: "vaa1",
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},
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)
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ctx := context.Background()
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repo.EXPECT().GetVaaIdTxHash(ctx, "vaa1").Return(nil, fmt.Errorf("error"))
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repo.EXPECT().GetVaaIdTxHash(ctx, "vaa1").Return(&pipeline.VaaIdTxHash{
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ChainID: 1,
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TxHash: "0xbabla",
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}, nil)
|
||||
repo.EXPECT().UpdateVaaDocTxHash(ctx, "vaa1", "0xbabla").Return(nil)
|
||||
|
||||
go txHashHandler.Run(ctx)
|
||||
time.Sleep(6 * time.Second)
|
||||
close(quit)
|
||||
|
||||
require.Equal(t, 3, observedLogs.Len())
|
||||
allLogs := observedLogs.All()
|
||||
// first attempt to get txhash should fail
|
||||
assert.Equal(t, "Error while trying to fix vaa txhash", allLogs[1].Message)
|
||||
// second attempt to get txhash should succeed
|
||||
assert.Equal(t, "Vaa txhash fixed", allLogs[2].Message)
|
||||
|
||||
}
|
||||
|
|
@ -0,0 +1,101 @@
|
|||
package pipeline
|
||||
|
||||
import (
|
||||
"context"
|
||||
"fmt"
|
||||
"time"
|
||||
|
||||
"github.com/wormhole-foundation/wormhole-explorer/pipeline/topic"
|
||||
"go.uber.org/zap"
|
||||
)
|
||||
|
||||
type ItemTuple struct {
|
||||
Retries int
|
||||
Event topic.Event
|
||||
}
|
||||
|
||||
type TxHashHandler struct {
|
||||
logger *zap.Logger
|
||||
repository IRepository
|
||||
fixItems map[string]ItemTuple
|
||||
inputQueue chan topic.Event
|
||||
quit chan bool
|
||||
sleepTime time.Duration
|
||||
pushFunc topic.PushFunc
|
||||
defaultRetries int
|
||||
}
|
||||
|
||||
func NewTxHashHandler(repository IRepository, pushFunc topic.PushFunc, logger *zap.Logger, quit chan bool) *TxHashHandler {
|
||||
return &TxHashHandler{
|
||||
logger: logger,
|
||||
repository: repository,
|
||||
fixItems: map[string]ItemTuple{},
|
||||
inputQueue: make(chan topic.Event, 100),
|
||||
sleepTime: 2 * time.Second,
|
||||
pushFunc: pushFunc,
|
||||
defaultRetries: 3,
|
||||
}
|
||||
}
|
||||
|
||||
// Add a new element to the fixItems array
|
||||
func (t *TxHashHandler) AddVaaFixItem(event topic.Event) {
|
||||
t.inputQueue <- event
|
||||
}
|
||||
|
||||
func (t *TxHashHandler) Run(ctx context.Context) {
|
||||
t.logger.Info("TxHashHandler started")
|
||||
for {
|
||||
select {
|
||||
case <-t.quit:
|
||||
t.logger.Info("stopping txhash handler")
|
||||
return
|
||||
case event := <-t.inputQueue:
|
||||
t.fixItems[event.ID] = ItemTuple{
|
||||
Retries: 3,
|
||||
Event: event,
|
||||
}
|
||||
default:
|
||||
// no lock needed. the map is never updated while iterating.
|
||||
for vaa, item := range t.fixItems {
|
||||
if item.Retries > 0 {
|
||||
txHash, err := t.handleEmptyVaaTxHash(ctx, vaa)
|
||||
if err != nil {
|
||||
t.logger.Error("Error while trying to fix vaa txhash", zap.Int("retries_count", item.Retries), zap.Error(err))
|
||||
item.Retries = item.Retries - 1
|
||||
t.fixItems[vaa] = item
|
||||
} else {
|
||||
t.logger.Info("Vaa txhash fixed", zap.String("vaaID", vaa), zap.String("txHash", txHash))
|
||||
item.Event.TxHash = txHash
|
||||
t.pushFunc(ctx, &item.Event)
|
||||
delete(t.fixItems, vaa)
|
||||
|
||||
}
|
||||
} else {
|
||||
t.logger.Error("Vaa txhash fix failed", zap.String("vaaID", vaa))
|
||||
// publish the event to the topic anyway
|
||||
t.pushFunc(ctx, &item.Event)
|
||||
delete(t.fixItems, vaa)
|
||||
}
|
||||
}
|
||||
}
|
||||
time.Sleep(t.sleepTime)
|
||||
}
|
||||
}
|
||||
|
||||
// handleEmptyVaaTxHash tries to get the txhash for the vaa with the given id.
|
||||
func (p *TxHashHandler) handleEmptyVaaTxHash(ctx context.Context, id string) (string, error) {
|
||||
vaaIdTxHash, err := p.repository.GetVaaIdTxHash(ctx, id)
|
||||
if err != nil {
|
||||
return "", err
|
||||
}
|
||||
|
||||
if vaaIdTxHash.TxHash == "" {
|
||||
return "", fmt.Errorf("txhash for vaa (%s) is empty", id)
|
||||
}
|
||||
|
||||
err = p.repository.UpdateVaaDocTxHash(ctx, id, vaaIdTxHash.TxHash)
|
||||
if err != nil {
|
||||
return "", err
|
||||
}
|
||||
return vaaIdTxHash.TxHash, nil
|
||||
}
|
||||
Loading…
Reference in New Issue