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Page 28: It implements io.ReaderAt on the store type.
Sorry if it’s a dumb question but was the io.ReaderAt supposed to be io.ReadAt?
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Page 72 shows implementation of the nearestMultiple function. (as per below)
func nearestMultiple(j, k uint64) uint64 {
if...
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On page 40:
Read(off uint64) returns the record for the given offset. Similar to writes, to read a record the segment must first transl...
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On page 42:
We test that we can append a record to a segment, read back the same record, and eventually hit the configured max size for...
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On page 40:
IsMaxed returns whether the segment has reached its max size, either by writing too much to the store or the index. If you ...
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Hi @travisjeffery, in the Close function on page 33 it seems there is an error, after the i.mmap.Sync is called, the memory is not unmapp...
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On page 18
These protobuf messages are equivalent to the Go structs shown earlier.
You’ll notice the two syntaxes are very similar: in...
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On page 44:
Now add the following Append() function below setup():
“Append() function” should read “Append() method”.
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page 20: … protoc command…
I had to additionally run the following go get commands in order to be able to compile protobuf code using go...
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In Chapter 3, the source for index introduces Config on page 31, followed by more code including tests; Config isn’t introduced until pag...
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This test is broken right out of the box…
— FAIL: TestAgent (7.82s)
agent_test.go:77:
Error Trace: agent_test.go:77
agent_test.go:...
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Hi Travis! Thank you for the cool book! :slight_smile:
I made a list of issues and thought I could post them chapter by chapter. I’m rev...
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Code at the end of page for the WriteALogPackage/internal/log/segment.go
says p, err := s.store.Read(pos), should be ReadAt I think
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Distributed Services With Go -
I went to SecureYourServices folder and executed make gencert. I am getting the following error.
2020/0...
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Hi,
I’m currently reading your book. By doing so, I like to rewrite the code by myself. It helps me to deeply understand how it works.
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Distributed Services with Go: missed wiring for the auth in Chapter 5. Secure Your Services (pg. 97)
On page 97 (v. Beta 4): The book jumps to…Our server now authorizes its requests!
However, the reader is not ready yet b/c they need to ...
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It seem to me that in early editions of the book whole server.go file was located in grpc folder. (instructions in the start of chapter 4...
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Hey @travisjeffery,
After following all steps in Ch10, helm install proglog deploy/proglog fails to start the service. Initially, it was...
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Page 39, Print Edition
The description of how the offset is calculated for the index under the definition of Append() is confusing and I...
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Page 19: “Let’s start by adding a function for users to create our HTTP server. Inside your server directory, create a file called server...
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@travisjeffery
When writing agent_test.go in page 134, the package name is agent_test when other tests use the same package name. For ex...
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Edit: After reading more of the book, this doesn’t seem to be an issue (see replies).
The “Append” function on the store splits writing ...
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@travisjeffery
As per instructions up to page 132, I have checked the code against the downloadable resources and A/B’d back and forth. ...
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