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* Move estimate-fee * Add parsing test. * Address review comments. * Fix compilation. * Move things around. Co-authored-by: Svyatoslav Nikolsky <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,128 @@ | ||
| // Copyright 2019-2021 Parity Technologies (UK) Ltd. | ||
| // This file is part of Parity Bridges Common. | ||
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| // Parity Bridges Common is free software: you can redistribute it and/or modify | ||
| // it under the terms of the GNU General Public License as published by | ||
| // the Free Software Foundation, either version 3 of the License, or | ||
| // (at your option) any later version. | ||
|
|
||
| // Parity Bridges Common is distributed in the hope that it will be useful, | ||
| // but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| // GNU General Public License for more details. | ||
|
|
||
| // You should have received a copy of the GNU General Public License | ||
| // along with Parity Bridges Common. If not, see <http://www.gnu.org/licenses/>. | ||
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| use crate::cli::bridge::FullBridge; | ||
| use crate::cli::{Balance, CliChain, HexBytes, HexLaneId, SourceConnectionParams}; | ||
| use crate::select_full_bridge; | ||
| use codec::{Decode, Encode}; | ||
| use relay_substrate_client::{Chain, ChainWithBalances}; | ||
| use structopt::StructOpt; | ||
|
|
||
| /// Estimate Delivery & Dispatch Fee command. | ||
| #[derive(StructOpt, Debug, PartialEq, Eq)] | ||
| pub struct EstimateFee { | ||
| /// A bridge instance to encode call for. | ||
| #[structopt(possible_values = &FullBridge::variants(), case_insensitive = true)] | ||
| bridge: FullBridge, | ||
| #[structopt(flatten)] | ||
| source: SourceConnectionParams, | ||
| /// Hex-encoded id of lane that will be delivering the message. | ||
| #[structopt(long, default_value = "00000000")] | ||
| lane: HexLaneId, | ||
| /// Payload to send over the bridge. | ||
| #[structopt(flatten)] | ||
| payload: crate::cli::encode_message::MessagePayload, | ||
| } | ||
|
|
||
| impl EstimateFee { | ||
| /// Run the command. | ||
| pub async fn run(self) -> anyhow::Result<()> { | ||
| let Self { | ||
| source, | ||
| bridge, | ||
| lane, | ||
| payload, | ||
| } = self; | ||
|
|
||
| select_full_bridge!(bridge, { | ||
| let source_client = source.to_client::<Source>().await?; | ||
| let lane = lane.into(); | ||
| let payload = Source::encode_message(payload).map_err(|e| anyhow::format_err!("{:?}", e))?; | ||
|
|
||
| let fee: <Source as ChainWithBalances>::NativeBalance = | ||
| estimate_message_delivery_and_dispatch_fee(&source_client, ESTIMATE_MESSAGE_FEE_METHOD, lane, payload) | ||
| .await?; | ||
|
|
||
| log::info!(target: "bridge", "Fee: {:?}", Balance(fee as _)); | ||
| println!("{}", fee); | ||
| Ok(()) | ||
| }) | ||
| } | ||
| } | ||
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| pub(crate) async fn estimate_message_delivery_and_dispatch_fee<Fee: Decode, C: Chain, P: Encode>( | ||
| client: &relay_substrate_client::Client<C>, | ||
| estimate_fee_method: &str, | ||
| lane: bp_messages::LaneId, | ||
| payload: P, | ||
| ) -> anyhow::Result<Fee> { | ||
| let encoded_response = client | ||
| .state_call(estimate_fee_method.into(), (lane, payload).encode().into(), None) | ||
| .await?; | ||
| let decoded_response: Option<Fee> = | ||
| Decode::decode(&mut &encoded_response.0[..]).map_err(relay_substrate_client::Error::ResponseParseFailed)?; | ||
| let fee = decoded_response | ||
| .ok_or_else(|| anyhow::format_err!("Unable to decode fee from: {:?}", HexBytes(encoded_response.to_vec())))?; | ||
| Ok(fee) | ||
| } | ||
|
|
||
| #[cfg(test)] | ||
| mod tests { | ||
| use super::*; | ||
| use crate::cli::encode_call; | ||
| use sp_core::crypto::Ss58Codec; | ||
|
|
||
| #[test] | ||
| fn should_parse_cli_options() { | ||
| // given | ||
| let alice = sp_keyring::AccountKeyring::Alice.to_account_id().to_ss58check(); | ||
|
|
||
| // when | ||
| let res = EstimateFee::from_iter(vec![ | ||
| "estimate_fee", | ||
| "RialtoToMillau", | ||
| "--source-port", | ||
| "1234", | ||
| "call", | ||
| "--sender", | ||
| &alice, | ||
| "remark", | ||
| "--remark-payload", | ||
| "1234", | ||
| ]); | ||
|
|
||
| // then | ||
| assert_eq!( | ||
| res, | ||
| EstimateFee { | ||
| bridge: FullBridge::RialtoToMillau, | ||
| lane: HexLaneId([0, 0, 0, 0]), | ||
| source: SourceConnectionParams { | ||
| source_host: "127.0.0.1".into(), | ||
| source_port: 1234, | ||
| source_secure: false, | ||
| }, | ||
| payload: crate::cli::encode_message::MessagePayload::Call { | ||
| sender: alice.parse().unwrap(), | ||
| call: encode_call::Call::Remark { | ||
| remark_payload: Some(HexBytes(vec![0x12, 0x34])), | ||
| remark_size: None, | ||
| } | ||
| } | ||
| } | ||
| ); | ||
| } | ||
| } |
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