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| 1 | +use cap_upload::AuthConfig; |
| 2 | +use clap::{Args, Subcommand}; |
| 3 | +use tokio::io::{AsyncReadExt, AsyncWriteExt}; |
| 4 | +use tokio::net::TcpListener; |
| 5 | + |
| 6 | +#[derive(Args)] |
| 7 | +pub struct AuthArgs { |
| 8 | + #[command(subcommand)] |
| 9 | + command: AuthCommands, |
| 10 | +} |
| 11 | + |
| 12 | +#[derive(Subcommand)] |
| 13 | +enum AuthCommands { |
| 14 | + Login(LoginArgs), |
| 15 | + Logout, |
| 16 | + Status, |
| 17 | +} |
| 18 | + |
| 19 | +#[derive(Args)] |
| 20 | +struct LoginArgs { |
| 21 | + #[arg(long, default_value = "https://cap.so")] |
| 22 | + server: String, |
| 23 | + #[arg(long)] |
| 24 | + api_key: Option<String>, |
| 25 | +} |
| 26 | + |
| 27 | +impl AuthArgs { |
| 28 | + pub async fn run(self, json: bool) -> Result<(), String> { |
| 29 | + match self.command { |
| 30 | + AuthCommands::Login(args) => login(args, json).await, |
| 31 | + AuthCommands::Logout => logout(json), |
| 32 | + AuthCommands::Status => status(json), |
| 33 | + } |
| 34 | + } |
| 35 | +} |
| 36 | + |
| 37 | +async fn login(args: LoginArgs, json: bool) -> Result<(), String> { |
| 38 | + let server_url = args.server.trim_end_matches('/').to_string(); |
| 39 | + |
| 40 | + if let Some(api_key) = args.api_key { |
| 41 | + let path = |
| 42 | + AuthConfig::save(&server_url, &api_key).map_err(|e| format!("Failed to save: {e}"))?; |
| 43 | + |
| 44 | + if json { |
| 45 | + println!( |
| 46 | + "{}", |
| 47 | + serde_json::json!({ |
| 48 | + "status": "logged_in", |
| 49 | + "server_url": server_url, |
| 50 | + "config_path": path.display().to_string() |
| 51 | + }) |
| 52 | + ); |
| 53 | + } else { |
| 54 | + eprintln!("Logged in to {server_url}"); |
| 55 | + eprintln!("Config saved to {}", path.display()); |
| 56 | + } |
| 57 | + return Ok(()); |
| 58 | + } |
| 59 | + |
| 60 | + let listener = TcpListener::bind("127.0.0.1:0") |
| 61 | + .await |
| 62 | + .map_err(|e| format!("Failed to bind local listener: {e}"))?; |
| 63 | + let port = listener |
| 64 | + .local_addr() |
| 65 | + .map_err(|e| format!("Failed to get port: {e}"))? |
| 66 | + .port(); |
| 67 | + |
| 68 | + let auth_url = format!( |
| 69 | + "{}/api/desktop/session/request?type=api_key&port={}&platform=web", |
| 70 | + server_url, port |
| 71 | + ); |
| 72 | + |
| 73 | + eprintln!("Opening browser for login..."); |
| 74 | + eprintln!("If the browser does not open, visit: {auth_url}"); |
| 75 | + |
| 76 | + if open::that(&auth_url).is_err() { |
| 77 | + eprintln!("Could not open browser automatically."); |
| 78 | + } |
| 79 | + |
| 80 | + eprintln!("Waiting for authentication..."); |
| 81 | + |
| 82 | + let (mut stream, _addr) = |
| 83 | + tokio::time::timeout(std::time::Duration::from_secs(300), listener.accept()) |
| 84 | + .await |
| 85 | + .map_err(|_| "Login timed out after 5 minutes. Please try again.".to_string())? |
| 86 | + .map_err(|e| format!("Failed to accept connection: {e}"))?; |
| 87 | + |
| 88 | + let mut buf = vec![0u8; 4096]; |
| 89 | + let n = stream |
| 90 | + .read(&mut buf) |
| 91 | + .await |
| 92 | + .map_err(|e| format!("Failed to read: {e}"))?; |
| 93 | + let request = String::from_utf8_lossy(&buf[..n]); |
| 94 | + |
| 95 | + let api_key = extract_query_param(&request, "api_key"); |
| 96 | + let user_id = extract_query_param(&request, "user_id"); |
| 97 | + |
| 98 | + let response_body = if api_key.is_some() { |
| 99 | + "Authentication successful! You can close this tab." |
| 100 | + } else { |
| 101 | + "Authentication failed. Please try again." |
| 102 | + }; |
| 103 | + |
| 104 | + let response = format!( |
| 105 | + "HTTP/1.1 200 OK\r\nContent-Type: text/html\r\nContent-Length: {}\r\nConnection: close\r\n\r\n{}", |
| 106 | + response_body.len(), |
| 107 | + response_body |
| 108 | + ); |
| 109 | + |
| 110 | + stream |
| 111 | + .write_all(response.as_bytes()) |
| 112 | + .await |
| 113 | + .map_err(|e| format!("Failed to write response: {e}"))?; |
| 114 | + |
| 115 | + let api_key = api_key.ok_or("Server did not return an API key")?; |
| 116 | + |
| 117 | + let path = AuthConfig::save(&server_url, &api_key) |
| 118 | + .map_err(|e| format!("Failed to save credentials: {e}"))?; |
| 119 | + |
| 120 | + if json { |
| 121 | + println!( |
| 122 | + "{}", |
| 123 | + serde_json::json!({ |
| 124 | + "status": "logged_in", |
| 125 | + "server_url": server_url, |
| 126 | + "user_id": user_id, |
| 127 | + "config_path": path.display().to_string() |
| 128 | + }) |
| 129 | + ); |
| 130 | + } else { |
| 131 | + eprintln!("Logged in to {server_url}"); |
| 132 | + if let Some(uid) = user_id { |
| 133 | + eprintln!("User: {uid}"); |
| 134 | + } |
| 135 | + eprintln!("Config saved to {}", path.display()); |
| 136 | + } |
| 137 | + |
| 138 | + Ok(()) |
| 139 | +} |
| 140 | + |
| 141 | +fn logout(json: bool) -> Result<(), String> { |
| 142 | + AuthConfig::remove().map_err(|e| format!("Failed to remove credentials: {e}"))?; |
| 143 | + |
| 144 | + if json { |
| 145 | + println!("{}", serde_json::json!({"status": "logged_out"})); |
| 146 | + } else { |
| 147 | + eprintln!("Logged out successfully."); |
| 148 | + } |
| 149 | + Ok(()) |
| 150 | +} |
| 151 | + |
| 152 | +fn status(json: bool) -> Result<(), String> { |
| 153 | + match AuthConfig::resolve() { |
| 154 | + Ok(config) => { |
| 155 | + if json { |
| 156 | + println!( |
| 157 | + "{}", |
| 158 | + serde_json::json!({ |
| 159 | + "status": "logged_in", |
| 160 | + "server_url": config.server_url, |
| 161 | + }) |
| 162 | + ); |
| 163 | + } else { |
| 164 | + eprintln!("Logged in to {}", config.server_url); |
| 165 | + } |
| 166 | + Ok(()) |
| 167 | + } |
| 168 | + Err(_) => { |
| 169 | + if json { |
| 170 | + println!("{}", serde_json::json!({"status": "not_logged_in"})); |
| 171 | + } else { |
| 172 | + eprintln!( |
| 173 | + "Not logged in. Run \"cap auth login --server URL\" or set CAP_API_KEY and CAP_SERVER_URL environment variables." |
| 174 | + ); |
| 175 | + } |
| 176 | + Ok(()) |
| 177 | + } |
| 178 | + } |
| 179 | +} |
| 180 | + |
| 181 | +fn extract_query_param(request: &str, param: &str) -> Option<String> { |
| 182 | + let first_line = request.lines().next()?; |
| 183 | + let path = first_line.split_whitespace().nth(1)?; |
| 184 | + let query = path.split('?').nth(1)?; |
| 185 | + for pair in query.split('&') { |
| 186 | + let mut kv = pair.splitn(2, '='); |
| 187 | + if let (Some(key), Some(value)) = (kv.next(), kv.next()) { |
| 188 | + if key == param { |
| 189 | + return Some( |
| 190 | + percent_encoding::percent_decode_str(value) |
| 191 | + .decode_utf8_lossy() |
| 192 | + .to_string(), |
| 193 | + ); |
| 194 | + } |
| 195 | + } |
| 196 | + } |
| 197 | + None |
| 198 | +} |
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