DFINITY Foundation

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ICDevs.org

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Paul Young

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John Wiegley

# Summary

- Proposer: DFINITY Foundation
- Git Hash: `06395554fe69c3d423704ed0ed3d5275ea3a3262`
- Compressed WASM Hash: `4bfbaa72726f0395383bf5241e77516c3e1b727da04484e728d8e496e24be569`
- Target Canister: `uf6dk-hyaaa-aaaaq-qaaaq-cai`
- Repository: https://github.com/dfinity/exchange-rate-canister.git

## Features

- Update the max response bytes for all exchanges to 3KiB. This allows extra padding in case new headers are introduced in responses by exchanges (ex. MEXC).

## Commit Log

```bash
$ git clone https://github.com/dfinity/exchange-rate-canister.git
$ cd exchange-rate-canister
$ git checkout 06395554fe69c3d423704ed0ed3d5275ea3a3262
$ git log --format="%C(auto) %h %s" 77cdb2c91c2b59238def95bab738bc8308389b9b..06395554fe69c3d423704ed0ed3d5275ea3a3262 --  ./src/xrc
```

```
0639555 fix: Bump all exchanges to default max response bytes to 3KiB (#251)
```

## To Verify

```bash
$ git clone https://github.com/dfinity/exchange-rate-canister.git
$ cd exchange-rate-canister
$ git checkout 06395554fe69c3d423704ed0ed3d5275ea3a3262
$ export IP_SUPPORT=ipv4
$ ./scripts/docker-build
$ sha256sum xrc.wasm.gz
```

Expected output

```
4bfbaa72726f0395383bf5241e77516c3e1b727da04484e728d8e496e24be569  xrc.wasm.gz
```


Upgrade NNS Canister: uf6dk-hyaaa-aaaaq-qaaaq-cai to wasm with hash: 4bfbaa72726f0395383bf5241e77516c3e1b727da04484e728d8e496e24be569