Search icon CANCEL
Subscription
0
Cart icon
Your Cart (0 item)
Close icon
You have no products in your basket yet
Save more on your purchases now! discount-offer-chevron-icon
Savings automatically calculated. No voucher code required.
Arrow left icon
Explore Products
Best Sellers
New Releases
Books
Videos
Audiobooks
Learning Hub
Conferences
Free Learning
Arrow right icon
Arrow up icon
GO TO TOP
Practical gRPC

You're reading from   Practical gRPC Build highly-connected systems with a framework that can run on any platform

Arrow left icon
Product type Paperback
Published in Nov 2019
Publisher
ISBN-13 9781839211744
Length 169 pages
Edition 1st Edition
Languages
Tools
Arrow right icon
Authors (6):
Arrow left icon
Robert Ross Robert Ross
Author Profile Icon Robert Ross
Robert Ross
Carles Sistare Carles Sistare
Author Profile Icon Carles Sistare
Carles Sistare
Joshua B. Humphries Joshua B. Humphries
Author Profile Icon Joshua B. Humphries
Joshua B. Humphries
Backstop Media LLC Backstop Media LLC
Author Profile Icon Backstop Media LLC
Backstop Media LLC
David Konsumer David Konsumer
Author Profile Icon David Konsumer
David Konsumer
David Muto David Muto
Author Profile Icon David Muto
David Muto
+2 more Show less
Arrow right icon
View More author details
Toc

Decompiling protobuf messages

You have a few options if you don’t have the original proto IDL, but want to build it or just guess it from a binary protobuf message.

If you can at all help it (get your hands on the proto IDL for the data) it’s recommended that you don’t parse binary messages without the proto. It’s unreliable, as many fields can share the same types (e.g., it’s impossible to tell the difference between number-types and enums.)

  • If you just need to see the format, you can use protoc --decode_raw to guess at the types.
  • You can use https://github.com/konsumer/rawproto to extract the same sort of data as JSON or proto, which is a useful start, if you tune the output a bit.
  • You can parse it by hand. This is pretty tricky, and not at all recommended because it’s the most error-prone, and one of the other options should get you where you need to be, but there is documentation about how the messages are encoded https://developers.google...
lock icon The rest of the chapter is locked
Register for a free Packt account to unlock a world of extra content!
A free Packt account unlocks extra newsletters, articles, discounted offers, and much more. Start advancing your knowledge today.
Unlock this book and the full library FREE for 7 days
Get unlimited access to 7000+ expert-authored eBooks and videos courses covering every tech area you can think of
Renews at €18.99/month. Cancel anytime