feat: add support for login with ChatGPT

codex-rs/cli/src/lib.rs

@@ -1,5 +1,6 @@
 pub mod debug_sandbox;
 mod exit_status;
+pub mod login;
 pub mod proto;
 
 use clap::Parser;

codex-rs/cli/src/login.rs

@@ -0,0 +1,35 @@
+use codex_common::CliConfigOverrides;
+use codex_core::config::Config;
+use codex_core::config::ConfigOverrides;
+use codex_login::login_with_chatgpt;
+
+pub async fn run_login_with_chatgpt(cli_config_overrides: CliConfigOverrides) -> ! {
+    let cli_overrides = match cli_config_overrides.parse_overrides() {
+        Ok(v) => v,
+        Err(e) => {
+            eprintln!("Error parsing -c overrides: {e}");
+            std::process::exit(1);
+        }
+    };
+
+    let config_overrides = ConfigOverrides::default();
+    let config = match Config::load_with_cli_overrides(cli_overrides, config_overrides) {
+        Ok(config) => config,
+        Err(e) => {
+            eprintln!("Error loading configuration: {e}");
+            std::process::exit(1);
+        }
+    };
+
+    let capture_output = false;
+    match login_with_chatgpt(&config.codex_home, capture_output).await {
+        Ok(_) => {
+            eprintln!("Successfully logged in");
+            std::process::exit(0);
+        }
+        Err(e) => {
+            eprintln!("Error logging in: {e}");
+            std::process::exit(1);
+        }
+    }
+}

codex-rs/cli/src/main.rs

@@ -1,6 +1,7 @@
 use clap::Parser;
 use codex_cli::LandlockCommand;
 use codex_cli::SeatbeltCommand;
+use codex_cli::login::run_login_with_chatgpt;
 use codex_cli::proto;
 use codex_common::CliConfigOverrides;
 use codex_exec::Cli as ExecCli;
@@ -36,6 +37,9 @@ enum Subcommand {
     #[clap(visible_alias = "e")]
     Exec(ExecCli),
 
+    /// Login with ChatGPT.
+    Login(LoginCommand),
+
     /// Experimental: run Codex as an MCP server.
     Mcp,
 
@@ -63,7 +67,10 @@ enum DebugCommand {
 }
 
 #[derive(Debug, Parser)]
-struct ReplProto {}
+struct LoginCommand {
+    #[clap(skip)]
+    config_overrides: CliConfigOverrides,
+}
 
 fn main() -> anyhow::Result<()> {
     codex_linux_sandbox::run_with_sandbox(|codex_linux_sandbox_exe| async move {
@@ -88,6 +95,10 @@ async fn cli_main(codex_linux_sandbox_exe: Option<PathBuf>) -> anyhow::Result<()
         Some(Subcommand::Mcp) => {
             codex_mcp_server::run_main(codex_linux_sandbox_exe).await?;
         }
+        Some(Subcommand::Login(mut login_cli)) => {
+            prepend_config_flags(&mut login_cli.config_overrides, cli.config_overrides);
+            run_login_with_chatgpt(login_cli.config_overrides).await;
+        }
         Some(Subcommand::Proto(mut proto_cli)) => {
             prepend_config_flags(&mut proto_cli.config_overrides, cli.config_overrides);
             proto::run_main(proto_cli).await?;