Hi crustaceans, I have to serve a data field from database, that field is already compressed in 'gzip'. So, the response must have "Content-type":"application/x-protobuf", and "Content-Encoding":"gzip". Previously, I successfully serve them with Iron. Now, I am in the process of migrating the serve…

@fafhrd91 comes around this way here and there - he'll know :slight_smile:

@limira you have two options: you need to use ContentEncoding::Identity HttpResponse::().content_encoding(ContentEncoding::Identity) Or you can set default encoding on application level with App::default_encoding() @vitalyd thanks

What I tried: Decompress :neutral_face:: (works as expected) let data = decompress(data); // decompress from gzip let res = HttpResponse::Ok() .content_type("application/x-protobuf") .content_encoding(ContentEncoding::Gzip) .body(data); Ok(res) Serve the data as is with Cont…

@fafhrd91 , I think you might ignored my latest reply (aboved), because there is a "(works as expected)" phrase appear in my post. Actually, the case number 1 (Decompress) works, but it is not what I want and it is unreasonable. Here is case 1 (again, with more detail) let data: Vec<u8> = ...;// a …

@limira I agree, decompression should not be required. did you try to add content-encoding header? let res = HttpResponse::Ok() .header("content-encoding", "gzip") .content_type("application/x-protobuf") .content_encoding(ContentEncoding::Identity) .body(data); Ok(res)

Thank you for your help! Actually, I did try .content_encoding(ContentEncoding::Gzip), and it does not work. Now with your sugguestion: .header("content-encoding", "gzip"), it works. So they are different ways to do the same (?) thing with different effects. Here is the solution for anyone who nee…

How to serve a pre-compressed data with actix-web?

help

fafhrd91 April 13, 2018, 4:40pm 8

if you use "ContentEncoding::Identity" then actix does not modify response, and it is your responsibility to set proper headers and body

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How to serve a pre-compressed data with actix-web?

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