Mwixnet wallet support - #783
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ardocrat
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Aug 6, 2026
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| pub fn mwixnet<L, C, K>( |
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question about usability, so user should create send request, extract commitment somehow and provide id to wallet, can we use this command on send to automate commitment getting
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mwixnet swaps an existing UTXO, so reusing send would create an unnecessary Slate transaction. I can instead make the commitment optional and select an eligible output by amount or max, while keeping explicit selection available.
ardocrat
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Aug 6, 2026
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| fn parse_mwixnet_response(response: &str) -> Result<MwixnetResponse, Error> { |
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can we move mwixnet related parsing to mwixnet file, it can be useful to use them at owner rpc api for example, same related to tests below
ardocrat
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Aug 6, 2026
| use onion::{new_stream_cipher, Onion, OnionError, Payload, RawBytes}; | ||
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| /// Maximum number of servers in an mwixnet route. | ||
| pub const MAX_MWIXNET_HOPS: usize = 16; |
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Why such limit is important?
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Summary
Adds Owner API support for creating signed mwixnet swap requests from wallet outputs.
related PR mimblewimble/mwixnet#34
Adds an experimental mwixnet wallet command that creates and submits a swap request to the first mwixnet server over Arti.
Also fixes the shared Arti HTTP POST implementation by sending the correct request target and JSON headers and handling HTTP error responses.
The command:
Tests
Adds tests for request creation and locking, JSON-RPC responses, transaction IDs, and Arti HTTP request formatting.
Testing
Select an unspent output:
./target/release/grin-wallet --testnet outputs
Submit it to mwixnet:
./target/release/grin-wallet --testnet mwixnet
<OUTPUT_COMMITMENT>
--server mza3u6vkqodqc6kjjapfbcjrg7hgpkuw6nyq5xvfjqp5jm2lfeaocwqd.onion
--fee_per_hop 12500000
--key ba2ee29d1e44227e3d78d1abbc7d86a9321ae24fb3656b545b001907a008bc4e
--key a6920c1ef8bd8bb14fe4940521eca294f797856baaa307eb51894dda157b1477