#![recursion_limit = "1024"] //! Garage CLI, used to interact with a running Garage instance, and to launch a Garage instance #[macro_use] extern crate log; mod admin; mod cli; mod repair; mod server; use std::net::SocketAddr; use std::path::PathBuf; use structopt::StructOpt; use netapp::util::parse_and_resolve_peer_addr; use netapp::NetworkKey; use garage_util::error::*; use garage_rpc::system::*; use garage_rpc::*; use admin::*; use cli::*; #[derive(StructOpt, Debug)] #[structopt(name = "garage")] struct Opt { /// Host to connect to for admin operations, in the format: /// @: #[structopt(short = "h", long = "rpc-host", env = "GARAGE_RPC_HOST")] pub rpc_host: Option, /// RPC secret network key for admin operations #[structopt(short = "s", long = "rpc-secret", env = "GARAGE_RPC_SECRET")] pub rpc_secret: Option, /// Configuration file (garage.toml) #[structopt( short = "c", long = "config", env = "GARAGE_CONFIG_FILE", default_value = "/etc/garage.toml" )] pub config_file: PathBuf, #[structopt(subcommand)] cmd: Command, } #[tokio::main] async fn main() { if std::env::var("RUST_LOG").is_err() { std::env::set_var("RUST_LOG", "garage=info") } pretty_env_logger::init(); sodiumoxide::init().expect("Unable to init sodiumoxide"); let opt = Opt::from_args(); let res = match opt.cmd { Command::Server => { // Abort on panic (same behavior as in Go) std::panic::set_hook(Box::new(|panic_info| { error!("{}", panic_info.to_string()); std::process::abort(); })); server::run_server(opt.config_file).await } Command::NodeId(node_id_opt) => node_id_command(opt.config_file, node_id_opt.quiet), _ => cli_command(opt).await, }; if let Err(e) = res { eprintln!("Error: {}", e); std::process::exit(1); } } async fn cli_command(opt: Opt) -> Result<(), Error> { let config = if opt.rpc_secret.is_none() || opt.rpc_host.is_none() { Some(garage_util::config::read_config(opt.config_file.clone()) .err_context(format!("Unable to read configuration file {}. Configuration file is needed because -h or -s is not provided on the command line.", opt.config_file.to_string_lossy()))?) } else { None }; // Find and parse network RPC secret let net_key_hex_str = opt .rpc_secret .as_ref() .or_else(|| config.as_ref().map(|c| &c.rpc_secret)) .ok_or("No RPC secret provided")?; let network_key = NetworkKey::from_slice( &hex::decode(net_key_hex_str).err_context("Invalid RPC secret key (bad hex)")?[..], ) .ok_or("Invalid RPC secret provided (wrong length)")?; // Generate a temporary keypair for our RPC client let (_pk, sk) = sodiumoxide::crypto::sign::ed25519::gen_keypair(); let netapp = NetApp::new(network_key, sk); // Find and parse the address of the target host let (id, addr) = if let Some(h) = opt.rpc_host { let (id, addrs) = parse_and_resolve_peer_addr(&h).ok_or_else(|| format!("Invalid RPC remote node identifier: {}. Expected format is @:.", h))?; (id, addrs[0]) } else { let node_id = garage_rpc::system::read_node_id(&config.as_ref().unwrap().metadata_dir) .err_context(READ_KEY_ERROR)?; if let Some(a) = config.as_ref().map(|c| c.rpc_public_addr).flatten() { (node_id, a) } else { let default_addr = SocketAddr::new( "127.0.0.1".parse().unwrap(), config.as_ref().unwrap().rpc_bind_addr.port(), ); warn!( "Trying to contact Garage node at default address {}", default_addr ); warn!("If this doesn't work, consider adding rpc_public_addr in your config file or specifying the -h command line parameter."); (node_id, default_addr) } }; // Connect to target host netapp.clone().try_connect(addr, id).await .err_context("Unable to connect to destination RPC host. Check that you are using the same value of rpc_secret as them, and that you have their correct public key.")?; let system_rpc_endpoint = netapp.endpoint::(SYSTEM_RPC_PATH.into()); let admin_rpc_endpoint = netapp.endpoint::(ADMIN_RPC_PATH.into()); cli_command_dispatch(opt.cmd, &system_rpc_endpoint, &admin_rpc_endpoint, id).await }