hermes-cli 0.1.0

Hermes: IBC Relayer in Rust
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141

use hermes_cli_components::traits::build::CanLoadBuilder;
use hermes_cli_framework::command::CommandRunner;
use hermes_cli_framework::output::Output;
use hermes_cosmos_chain_components::types::channel::CosmosInitChannelOptions;
use hermes_relayer_components::build::traits::builders::relay_builder::CanBuildRelay;
use hermes_relayer_components::multi::types::index::Twindex;
use hermes_relayer_components::relay::impls::channel::bootstrap::CanBootstrapChannel;
use ibc_relayer::channel::version::Version;
use ibc_relayer_types::core::ics04_channel::channel::Ordering;
use ibc_relayer_types::core::ics24_host::identifier::{ChainId, ClientId, ConnectionId, PortId};
use oneline_eyre::eyre::eyre;
use tracing::info;

use crate::contexts::app::HermesApp;
use crate::Result;

#[derive(Debug, clap::Parser)]
pub struct ChannelCreate {
    /// Identifier of chain A
    #[clap(
        long = "chain-a",
        required = true,
        value_name = "CHAIN_ID_A",
        help_heading = "REQUIRED"
    )]
    chain_id_a: ChainId,

    /// Identifier of client A
    #[clap(
        long = "client-a",
        required = true,
        value_name = "CLIENT_ID_A",
        help_heading = "REQUIRED"
    )]
    client_id_a: ClientId,

    /// Identifier of the connection on A
    #[clap(
        long = "connection-a",
        required = true,
        value_name = "CONNECTION_ID_A",
        help_heading = "REQUIRED"
    )]
    connection_id_a: ConnectionId,

    /// Port identifier on chain A
    #[clap(
        long = "port-a",
        value_name = "PORT_ID_A",
        default_value_t = PortId::transfer(),
    )]
    port_id_a: PortId,

    /// Identifier of chain B
    #[clap(
        long = "chain-b",
        required = true,
        value_name = "CHAIN_ID_B",
        help_heading = "REQUIRED"
    )]
    chain_id_b: ChainId,

    /// Identifier of client B
    #[clap(
        long = "client-b",
        required = true,
        value_name = "CLIENT_ID_B",
        help_heading = "REQUIRED"
    )]
    client_id_b: ClientId,

    /// Port identifier on chain B
    #[clap(
        long = "port-b",
        value_name = "PORT_ID_B",
        default_value_t = PortId::transfer(),
    )]
    port_id_b: PortId,

    /// Ordering of the channel
    #[clap(
        long = "ordering",
        value_name = "ORDERING",
        default_value_t = Ordering::Unordered,
    )]
    ordering: Ordering,

    /// Version of the channel
    #[clap(
        long = "version",
        value_name = "VERSION",
        default_value_t = Version::ics20(),
    )]
    version: Version,
}

impl CommandRunner<HermesApp> for ChannelCreate {
    async fn run(&self, app: &HermesApp) -> Result<Output> {
        let builder = app.load_builder().await?;

        let relay = builder
            .build_relay(
                Twindex::<0, 1>,
                &self.chain_id_a,
                &self.chain_id_b,
                &self.client_id_a,
                &self.client_id_b,
            )
            .await
            .map_err(|e| eyre!("Failed to build relay: {e}"))?;

        let options = CosmosInitChannelOptions {
            ordering: self.ordering,
            connection_hops: vec![self.connection_id_a.clone()],
            channel_version: self.version.clone(),
        };

        info!(
            ?options,
            "Creating channel between {}:{} and {}:{} on connection {}...",
            self.chain_id_a,
            self.client_id_a,
            self.chain_id_b,
            self.client_id_b,
            self.connection_id_a,
        );

        let (channel_id_a, channel_id_b) = relay
            .bootstrap_channel(&self.port_id_a, &self.port_id_b, &options)
            .await
            .map_err(|e| eyre!("Failed to create channel: channel handshake failed: {e}"))?;

        info!(
            %channel_id_a, %channel_id_b,
            "Channel successfully created between {} and {}",
            self.chain_id_a, self.chain_id_b,
        );

        Ok(Output::success_msg("Done"))
    }
}