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main.rs
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/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
mod legacy_args;
use std::process::Command;
use clap::Parser;
use cli::{
commands::{args, tunnels, update, version, CommandContext},
constants::get_default_user_agent,
desktop, log as own_log,
state::LauncherPaths,
util::{
errors::{wrap, AnyError},
is_integrated_cli,
prereqs::PreReqChecker,
},
};
use legacy_args::try_parse_legacy;
use opentelemetry::sdk::trace::TracerProvider as SdkTracerProvider;
use opentelemetry::trace::TracerProvider;
use log::{Level, Metadata, Record};
#[tokio::main]
async fn main() -> Result<(), std::convert::Infallible> {
let raw_args = std::env::args_os().collect::<Vec<_>>();
let parsed = try_parse_legacy(&raw_args)
.map(|core| args::AnyCli::Integrated(args::IntegratedCli { core }))
.unwrap_or_else(|| {
if let Ok(true) = is_integrated_cli() {
args::AnyCli::Integrated(args::IntegratedCli::parse_from(&raw_args))
} else {
args::AnyCli::Standalone(args::StandaloneCli::parse_from(&raw_args))
}
});
let core = parsed.core();
let context = CommandContext {
http: reqwest::ClientBuilder::new()
.user_agent(get_default_user_agent())
.build()
.unwrap(),
paths: LauncherPaths::new(&core.global_options.cli_data_dir).unwrap(),
log: make_logger(core),
args: core.clone(),
};
log::set_logger(Box::leak(Box::new(RustyLogger(context.log.clone()))))
.map(|()| log::set_max_level(log::LevelFilter::Debug))
.expect("expected to make logger");
let result = match parsed {
args::AnyCli::Standalone(args::StandaloneCli {
subcommand: Some(cmd),
..
}) => match cmd {
args::StandaloneCommands::Update(args) => update::update(context, args).await,
},
args::AnyCli::Standalone(args::StandaloneCli { core: c, .. })
| args::AnyCli::Integrated(args::IntegratedCli { core: c, .. }) => match c.subcommand {
None => {
let ca = context.args.get_base_code_args();
start_code(context, ca).await
}
Some(args::Commands::Extension(extension_args)) => {
let mut ca = context.args.get_base_code_args();
extension_args.add_code_args(&mut ca);
start_code(context, ca).await
}
Some(args::Commands::Status) => {
let mut ca = context.args.get_base_code_args();
ca.push("--status".to_string());
start_code(context, ca).await
}
Some(args::Commands::Version(version_args)) => match version_args.subcommand {
args::VersionSubcommand::Use(use_version_args) => {
version::switch_to(context, use_version_args).await
}
args::VersionSubcommand::Show => version::show(context).await,
},
Some(args::Commands::Tunnel(tunnel_args)) => match tunnel_args.subcommand {
Some(args::TunnelSubcommand::Prune) => tunnels::prune(context).await,
Some(args::TunnelSubcommand::Unregister) => tunnels::unregister(context).await,
Some(args::TunnelSubcommand::Rename(rename_args)) => {
tunnels::rename(context, rename_args).await
}
Some(args::TunnelSubcommand::User(user_command)) => {
tunnels::user(context, user_command).await
}
Some(args::TunnelSubcommand::Service(service_args)) => {
tunnels::service(context, service_args).await
}
None => tunnels::serve(context, tunnel_args.serve_args).await,
},
},
};
match result {
Err(e) => print_and_exit(e),
Ok(code) => std::process::exit(code),
}
}
fn make_logger(core: &args::CliCore) -> own_log::Logger {
let log_level = if core.global_options.verbose {
own_log::Level::Trace
} else {
core.global_options.log.unwrap_or(own_log::Level::Info)
};
let tracer = SdkTracerProvider::builder().build().tracer("codecli");
let mut log = own_log::Logger::new(tracer, log_level);
if let Some(f) = &core.global_options.log_to_file {
log =
log.tee(own_log::FileLogSink::new(log_level, f).expect("expected to make file logger"))
}
log
}
fn print_and_exit<E>(err: E) -> !
where
E: std::fmt::Display,
{
own_log::emit(own_log::Level::Error, "", &format!("{}", err));
std::process::exit(1);
}
async fn start_code(context: CommandContext, args: Vec<String>) -> Result<i32, AnyError> {
// todo: once the integrated CLI takes the place of the Node.js CLI, this should
// redirect to the current installation without using the CodeVersionManager.
let platform = PreReqChecker::new().verify().await?;
let version_manager =
desktop::CodeVersionManager::new(context.log.clone(), &context.paths, platform);
let version = match &context.args.editor_options.code_options.use_version {
Some(v) => desktop::RequestedVersion::try_from(v.as_str())?,
None => version_manager.get_preferred_version(),
};
let binary = match version_manager.try_get_entrypoint(&version).await {
Some(ep) => ep,
None => {
desktop::prompt_to_install(&version);
return Ok(1);
}
};
let code = Command::new(&binary)
.args(args)
.status()
.map(|s| s.code().unwrap_or(1))
.map_err(|e| wrap(e, format!("error running editor from {}", binary.display())))?;
Ok(code)
}
/// Logger that uses the common rust "log" crate and directs back to one of
/// our managed loggers.
struct RustyLogger(own_log::Logger);
impl log::Log for RustyLogger {
fn enabled(&self, metadata: &Metadata) -> bool {
metadata.level() <= Level::Debug
}
fn log(&self, record: &Record) {
if !self.enabled(record.metadata()) {
return;
}
// exclude noisy log modules:
let src = match record.module_path() {
Some("russh::cipher") => return,
Some("russh::negotiation") => return,
Some(s) => s,
None => "<unknown>",
};
self.0.emit(
match record.level() {
log::Level::Debug => own_log::Level::Debug,
log::Level::Error => own_log::Level::Error,
log::Level::Info => own_log::Level::Info,
log::Level::Trace => own_log::Level::Trace,
log::Level::Warn => own_log::Level::Warn,
},
&format!("[{}] {}", src, record.args()),
);
}
fn flush(&self) {}
}