refactor(bin-shared): remove CommonArgs (#6068)

Closes #6025

It was only used in the Gateway, so we inline it there and remove `clap`
as a dep for ~~that crate~~ `bin-shared`

rust/Cargo.lock

@@ -1782,7 +1782,6 @@ name = "firezone-bin-shared"
 version = "0.1.0"
 dependencies = [
  "anyhow",
- "clap",
  "connlib-shared",
  "futures",
  "ip-packet",

rust/bin-shared/Cargo.toml

@@ -7,7 +7,6 @@ description = "Firezone-specific modules shared between binaries."
 
 [dependencies]
 anyhow = "1.0.82"
-clap = { version = "4.5", features = ["derive",  "env"] }
 connlib-shared = { workspace = true }
 futures = "0.3"
 ip-packet = { workspace = true }

rust/bin-shared/src/lib.rs

@@ -4,12 +4,10 @@ mod tun_device_manager;
 #[cfg(target_os = "windows")]
 pub mod windows;
 
-use clap::Args;
 use tracing_log::LogTracer;
 use tracing_subscriber::{
     fmt, prelude::__tracing_subscriber_SubscriberExt, EnvFilter, Layer, Registry,
 };
-use url::Url;
 
 /// Bundle ID / App ID that the client uses to distinguish itself from other programs on the system
 ///
@@ -45,22 +43,3 @@ where
     tracing::subscriber::set_global_default(subscriber).expect("Could not set global default");
     LogTracer::init().unwrap();
 }
-
-/// Arguments common to all Firezone CLI components.
-#[derive(Args, Clone)]
-pub struct CommonArgs {
-    #[arg(
-        short = 'u',
-        long,
-        hide = true,
-        env = "FIREZONE_API_URL",
-        default_value = "wss://api.firezone.dev"
-    )]
-    pub api_url: Url,
-    /// Token generated by the portal to authorize websocket connection.
-    #[arg(env = "FIREZONE_TOKEN")]
-    pub token: String,
-    /// Friendly name to display in the UI
-    #[arg(short = 'n', long, env = "FIREZONE_NAME")]
-    pub firezone_name: Option<String>,
-}

rust/gateway/src/main.rs

@@ -3,7 +3,7 @@ use anyhow::{Context, Result};
 use backoff::ExponentialBackoffBuilder;
 use clap::Parser;
 use connlib_shared::{get_user_agent, keypair, messages::Interface, LoginUrl, StaticSecret};
-use firezone_bin_shared::{setup_global_subscriber, CommonArgs, TunDeviceManager};
+use firezone_bin_shared::{setup_global_subscriber, TunDeviceManager};
 use firezone_tunnel::GatewayTunnel;
 
 use futures::channel::mpsc;
@@ -18,6 +18,7 @@ use std::sync::Arc;
 use tokio::io::AsyncWriteExt;
 use tokio::signal::ctrl_c;
 use tracing_subscriber::layer;
+use url::Url;
 use uuid::Uuid;
 
 mod eventloop;
@@ -49,10 +50,10 @@ async fn try_main() -> Result<()> {
 
     let (private_key, public_key) = keypair();
     let login = LoginUrl::gateway(
-        cli.common.api_url,
-        &SecretString::new(cli.common.token),
+        cli.api_url,
+        &SecretString::new(cli.token),
         firezone_id,
-        cli.common.firezone_name,
+        cli.firezone_name,
         public_key.to_bytes(),
     )?;
 
@@ -156,8 +157,20 @@ async fn update_device_task(
 #[derive(Parser)]
 #[command(author, version, about, long_about = None)]
 struct Cli {
-    #[command(flatten)]
-    common: CommonArgs,
+    #[arg(
+        short = 'u',
+        long,
+        hide = true,
+        env = "FIREZONE_API_URL",
+        default_value = "wss://api.firezone.dev"
+    )]
+    api_url: Url,
+    /// Token generated by the portal to authorize websocket connection.
+    #[arg(env = "FIREZONE_TOKEN")]
+    token: String,
+    /// Friendly name to display in the UI
+    #[arg(short = 'n', long, env = "FIREZONE_NAME")]
+    firezone_name: Option<String>,
 
     #[command(flatten)]
     health_check: http_health_check::HealthCheckArgs,