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
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164

use crate::{
    chain_spec,
    cli::{Cli, Subcommand},
    service,
};
use t2rn_parachain_runtime::Block;

use sc_cli::{ChainSpec, SubstrateCli};
use sc_service::PartialComponents;

#[cfg(feature = "try-runtime")]
use try_runtime_cli::block_building_info::timestamp_with_aura_info;

impl SubstrateCli for Cli {
    fn impl_name() -> String {
        "t2rn".into()
    }

    fn impl_version() -> String {
        env!("SUBSTRATE_CLI_IMPL_VERSION").into()
    }

    fn description() -> String {
        env!("CARGO_PKG_DESCRIPTION").into()
    }

    fn author() -> String {
        env!("CARGO_PKG_AUTHORS").into()
    }

    fn support_url() -> String {
        "t3rn.io".into()
    }

    fn copyright_start_year() -> i32 {
        2017
    }

    fn load_spec(&self, id: &str) -> Result<Box<dyn ChainSpec>, String> {
        Ok(match id {
            "dev" => Box::new(chain_spec::local_testnet_config()?),
            path => Box::new(chain_spec::ChainSpec::from_json_file(
                std::path::PathBuf::from(path),
            )?),
        })
    }
}

/// Parse and run command line arguments
pub fn run() -> sc_cli::Result<()> {
    let cli = Cli::from_args();

    match &cli.subcommand {
        Some(Subcommand::Key(cmd)) => cmd.run(&cli),
        Some(Subcommand::BuildSpec(cmd)) => {
            let runner = cli.create_runner(cmd)?;
            runner.sync_run(|config| cmd.run(config.chain_spec, config.network))
        },
        Some(Subcommand::CheckBlock(cmd)) => {
            let runner = cli.create_runner(cmd)?;
            runner.async_run(|config| {
                let PartialComponents {
                    client,
                    task_manager,
                    import_queue,
                    ..
                } = service::new_partial(&config)?;
                Ok((cmd.run(client, import_queue), task_manager))
            })
        },
        Some(Subcommand::ExportBlocks(cmd)) => {
            let runner = cli.create_runner(cmd)?;
            runner.async_run(|config| {
                let PartialComponents {
                    client,
                    task_manager,
                    ..
                } = service::new_partial(&config)?;
                Ok((cmd.run(client, config.database), task_manager))
            })
        },
        Some(Subcommand::ExportState(cmd)) => {
            let runner = cli.create_runner(cmd)?;
            runner.async_run(|config| {
                let PartialComponents {
                    client,
                    task_manager,
                    ..
                } = service::new_partial(&config)?;
                Ok((cmd.run(client, config.chain_spec), task_manager))
            })
        },
        Some(Subcommand::ImportBlocks(cmd)) => {
            let runner = cli.create_runner(cmd)?;
            runner.async_run(|config| {
                let PartialComponents {
                    client,
                    task_manager,
                    import_queue,
                    ..
                } = service::new_partial(&config)?;
                Ok((cmd.run(client, import_queue), task_manager))
            })
        },
        Some(Subcommand::PurgeChain(cmd)) => {
            let runner = cli.create_runner(cmd)?;
            runner.sync_run(|config| cmd.run(config.database))
        },
        Some(Subcommand::Revert(cmd)) => {
            let runner = cli.create_runner(cmd)?;
            runner.async_run(|config| {
                let PartialComponents {
                    client,
                    task_manager,
                    backend,
                    ..
                } = service::new_partial(&config)?;
                let aux_revert = Box::new(|client, _, blocks| {
                    sc_consensus_grandpa::revert(client, blocks)?;
                    Ok(())
                });
                Ok((cmd.run(client, backend, Some(aux_revert)), task_manager))
            })
        },
        Some(Subcommand::Benchmark(_cmd)) => Err("Benchmarking sub-command unsupported".into()),
        #[cfg(feature = "try-runtime")]
        Some(Subcommand::TryRuntime(cmd)) => {
            use crate::service::ExecutorDispatch;
            use sc_executor::{sp_wasm_interface::ExtendedHostFunctions, NativeExecutionDispatch};
            let runner = cli.create_runner(cmd)?;
            runner.async_run(|config| {
                // we don't need any of the components of new_partial, just a runtime, or a task
                // manager to do `async_run`.
                let registry = config.prometheus_config.as_ref().map(|cfg| &cfg.registry);
                let task_manager =
                    sc_service::TaskManager::new(config.tokio_handle.clone(), registry)
                        .map_err(|e| sc_cli::Error::Service(sc_service::Error::Prometheus(e)))?;
                let info_provider = timestamp_with_aura_info(6000);

                Ok((
                    cmd.run::<Block, ExtendedHostFunctions<
                        sp_io::SubstrateHostFunctions,
                        <ExecutorDispatch as NativeExecutionDispatch>::ExtendHostFunctions,
                    >, _>(Some(info_provider)),
                    task_manager,
                ))
            })
        },
        #[cfg(not(feature = "try-runtime"))]
        Some(Subcommand::TryRuntime) => Err("TryRuntime wasn't enabled when building the node. \
				You can enable it with `--features try-runtime`."
            .into()),
        Some(Subcommand::ChainInfo(cmd)) => {
            let runner = cli.create_runner(cmd)?;
            runner.sync_run(|config| cmd.run::<Block>(&config))
        },
        None => {
            let runner = cli.create_runner(&cli.run)?;
            runner.run_node_until_exit(|config| async move {
                service::new_full(config).map_err(sc_cli::Error::Service)
            })
        },
    }
}