cerc-io/ipld-eth-server
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Panic if connecting to geth subscription fails

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This commit is contained in:
Elizabeth Engelman 2019-07-30 15:27:38 -05:00
parent 0cc90a1f80
commit 9226e53e0b
3 changed files with 8 additions and 5 deletions
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2
libraries/shared/fetcher/geth_rpc_storage_fetcher.go
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@ -40,8 +40,8 @@ func (fetcher *GethRpcStorageFetcher) FetchStorageDiffs(out chan<- utils.Storage
ethStatediffPayloadChan := fetcher.statediffPayloadChan
clientSubscription, clientSubErr := fetcher.streamer.Stream(ethStatediffPayloadChan)
if clientSubErr != nil {
logrus.Warn("Error creating a geth client subscription: ", clientSubErr)
errs <- clientSubErr
panic(fmt.Sprintf("Error creating a geth client subscription: %v", clientSubErr))
}
logrus.Info("Successfully created a geth client subscription: ", clientSubscription)

9
libraries/shared/fetcher/geth_rpc_storage_fetcher_test.go
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@ -68,10 +68,15 @@ var _ = Describe("Geth RPC Storage Fetcher", func() {
errorChan = make(chan error)
})
It("adds errors to error channel if the RPC subscription fails ", func(done Done) {
It("adds errors to error channel if the RPC subscription fails and panics", func(done Done) {
streamer.SetSubscribeError(fakes.FakeError)
go statediffFetcher.FetchStorageDiffs(storagediffChan, errorChan)
go func() {
failedSub := func() {
statediffFetcher.FetchStorageDiffs(storagediffChan, errorChan)
}
Expect(failedSub).To(Panic())
}()
Expect(<-errorChan).To(MatchError(fakes.FakeError))
close(done)

2
libraries/shared/watcher/geth_storage_watcher_test.go
View File

@ -100,7 +100,6 @@ var _ = Describe("Geth Storage Watcher", func() {
BeforeEach(func() {
mockFetcher.DiffsToReturn = []utils.StorageDiff{gethDiff}
storageWatcher = watcher.NewGethStorageWatcher(mockFetcher, test_config.NewTestDB(test_config.NewTestNode()))
storageWatcher.SetStorageDiffSource("geth")
storageWatcher.Queue = mockQueue
storageWatcher.AddTransformers([]transformer.StorageTransformerInitializer{mockTransformer.FakeTransformerInitializer})
})
@ -193,7 +192,6 @@ var _ = Describe("Geth Storage Watcher", func() {
mockQueue.DiffsToReturn = []utils.StorageDiff{gethDiff}
storageWatcher = watcher.NewGethStorageWatcher(mockFetcher, test_config.NewTestDB(test_config.NewTestNode()))
storageWatcher.Queue = mockQueue
storageWatcher.SetStorageDiffSource("geth")
storageWatcher.AddTransformers([]transformer.StorageTransformerInitializer{mockTransformer.FakeTransformerInitializer})
})