src/bin/proxmox-backup-api.rs

   1 use anyhow::{bail, Error};
   2 use futures::*;
   3 use http::request::Parts;
   4 use http::Response;
   5 use hyper::{Body, StatusCode};
   6 use hyper::header;
   7
   8 use proxmox::try_block;
   9 use proxmox::api::RpcEnvironmentType;
  10 use proxmox::tools::fs::CreateOptions;
  11
  12 use pbs_tools::auth::private_auth_key;
  13 use proxmox_rest_server::{ApiConfig, RestServer};
  14
  15 use proxmox_backup::server::{
  16     self,
  17     auth::default_api_auth,
  18 };
  19 use proxmox_rest_server::daemon;
  20
  21 use proxmox_backup::auth_helpers::*;
  22 use proxmox_backup::config;
  23
  24 fn main() {
  25     proxmox_backup::tools::setup_safe_path_env();
  26
  27     if let Err(err) = pbs_runtime::main(run()) {
  28         eprintln!("Error: {}", err);
  29         std::process::exit(-1);
  30     }
  31 }
  32
  33 fn get_index(
  34     _auth_id: Option<String>,
  35     _language: Option<String>,
  36     _api: &ApiConfig,
  37     _parts: Parts,
  38 ) -> Response<Body> {
  39
  40     let index = "<center><h1>Proxmox Backup API Server</h1></center>";
  41
  42     Response::builder()
  43         .status(StatusCode::OK)
  44         .header(header::CONTENT_TYPE, "text/html")
  45         .body(index.into())
  46         .unwrap()
  47 }
  48
  49 async fn run() -> Result<(), Error> {
  50     if let Err(err) = syslog::init(
  51         syslog::Facility::LOG_DAEMON,
  52         log::LevelFilter::Info,
  53         Some("proxmox-backup-api")) {
  54         bail!("unable to inititialize syslog - {}", err);
  55     }
  56
  57     server::create_task_log_dirs()?;
  58
  59     config::create_configdir()?;
  60
  61     config::update_self_signed_cert(false)?;
  62
  63     proxmox_backup::server::create_run_dir()?;
  64
  65     proxmox_backup::rrd::create_rrdb_dir()?;
  66     proxmox_backup::server::jobstate::create_jobstate_dir()?;
  67     proxmox_backup::tape::create_tape_status_dir()?;
  68     proxmox_backup::tape::create_drive_state_dir()?;
  69     proxmox_backup::tape::create_changer_state_dir()?;
  70     proxmox_backup::tape::create_drive_lock_dir()?;
  71
  72     if let Err(err) = generate_auth_key() {
  73         bail!("unable to generate auth key - {}", err);
  74     }
  75     let _ = private_auth_key(); // load with lazy_static
  76
  77     if let Err(err) = generate_csrf_key() {
  78         bail!("unable to generate csrf key - {}", err);
  79     }
  80     let _ = csrf_secret(); // load with lazy_static
  81
  82     let mut config = ApiConfig::new(
  83         pbs_buildcfg::JS_DIR,
  84         &proxmox_backup::api2::ROUTER,
  85         RpcEnvironmentType::PRIVILEGED,
  86         default_api_auth(),
  87         get_index,
  88     )?;
  89
  90     let backup_user = pbs_config::backup_user()?;
  91     let mut commando_sock = proxmox_rest_server::CommandoSocket::new(crate::server::our_ctrl_sock(), backup_user.gid);
  92
  93     let dir_opts = CreateOptions::new().owner(backup_user.uid).group(backup_user.gid);
  94     let file_opts = CreateOptions::new().owner(backup_user.uid).group(backup_user.gid);
  95
  96     config.enable_file_log(
  97         pbs_buildcfg::API_ACCESS_LOG_FN,
  98         Some(dir_opts.clone()),
  99         Some(file_opts.clone()),
 100         &mut commando_sock,
 101     )?;
 102
 103     config.enable_auth_log(
 104         pbs_buildcfg::API_AUTH_LOG_FN,
 105         Some(dir_opts),
 106         Some(file_opts),
 107         &mut commando_sock,
 108     )?;
 109
 110
 111     let rest_server = RestServer::new(config);
 112
 113     // http server future:
 114     let server = daemon::create_daemon(
 115         ([127,0,0,1], 82).into(),
 116         move |listener, ready| {
 117             let incoming = proxmox_backup::tools::async_io::StaticIncoming::from(listener);
 118             Ok(ready
 119                 .and_then(|_| hyper::Server::builder(incoming)
 120                     .serve(rest_server)
 121                     .with_graceful_shutdown(proxmox_rest_server::shutdown_future())
 122                     .map_err(Error::from)
 123                 )
 124                 .map(|e| {
 125                     if let Err(e) = e {
 126                         eprintln!("server error: {}", e);
 127                     }
 128                 })
 129             )
 130         },
 131         "proxmox-backup.service",
 132     );
 133
 134     server::write_pid(pbs_buildcfg::PROXMOX_BACKUP_API_PID_FN)?;
 135     daemon::systemd_notify(daemon::SystemdNotify::Ready)?;
 136
 137     let init_result: Result<(), Error> = try_block!({
 138         server::register_task_control_commands(&mut commando_sock)?;
 139         commando_sock.spawn()?;
 140         proxmox_rest_server::server_state_init()?;
 141         Ok(())
 142     });
 143
 144     if let Err(err) = init_result {
 145         bail!("unable to start daemon - {}", err);
 146     }
 147
 148     server.await?;
 149     log::info!("server shutting down, waiting for active workers to complete");
 150     proxmox_rest_server::last_worker_future().await?;
 151
 152     log::info!("done - exit server");
 153
 154     Ok(())
 155 }