/// Waits for a non-loopback interface to come up with an ID not in `exclude_ids`.
///
/// Useful when waiting for an interface to be discovered and brought up by a
/// network manager.
///
/// Returns the interface's ID and name.
Waits for a non-loopback interface to come up with an ID not in `exclude_ids`.
Useful when waiting for an interface to be discovered and brought up by a
network manager.

Returns the interface's ID and name.
Waits for a non - loopback interface to come up with an ID not in ` exclude_ids ` . Useful when waiting for an interface to be discovered and brought up by a network manager . Returns the interface ' s ID and name .
pub async fn wait_for_non_loopback_interface_up<
    F: Unpin + FusedFuture + Future<Output = Result<component_events::events::Stopped>>,
>(
    interface_state: &fidl_fuchsia_net_interfaces::StateProxy,
    mut wait_for_netmgr: &mut F,
    exclude_ids: Option<&HashSet<u64>>,
    timeout: zx::Duration,
) -> Result<(u64, String)> {
    let mut if_map = HashMap::new();
    let wait_for_interface = fidl_fuchsia_net_interfaces_ext::wait_interface(
        fidl_fuchsia_net_interfaces_ext::event_stream_from_state(interface_state)?,
        &mut if_map,
        |if_map| {
            if_map.iter().find_map(
                |(
                    id,
                    fidl_fuchsia_net_interfaces_ext::Properties {
                        name, device_class, online, ..
                    },
                )| {
                    (*device_class
                        != fidl_fuchsia_net_interfaces::DeviceClass::Loopback(
                            fidl_fuchsia_net_interfaces::Empty {},
                        )
                        && *online
                        && exclude_ids.map_or(true, |ids| !ids.contains(id)))
                    .then(|| (*id, name.clone()))
                },
            )
        },
    )
    .map_err(anyhow::Error::from)
    .on_timeout(timeout.after_now(), || Err(anyhow::anyhow!("timed out")))
    .map(|r| r.context("failed to wait for non-loopback interface up"))
    .fuse();
    fuchsia_async::pin_mut!(wait_for_interface);
    futures::select! {
        wait_for_interface_res = wait_for_interface => {
            wait_for_interface_res
        }
        stopped_event = wait_for_netmgr => {
            Err(anyhow::anyhow!("the network manager unexpectedly stopped with event = {:?}", stopped_event))
        }
    }
}
pub async fn wait_for_non_loopback_interface_up < F : Unpin + FusedFuture + Future < Output = Result < component_events :: events :: Stopped > > , > ( interface_state : & fidl_fuchsia_net_interfaces :: StateProxy , mut wait_for_netmgr : & mut F , exclude_ids : Option < & HashSet < u64 > > , timeout : zx :: Duration , ) -> Result < ( u64 , String ) > { let mut if_map = HashMap :: new ( ) ; let wait_for_interface = fidl_fuchsia_net_interfaces_ext :: wait_interface ( fidl_fuchsia_net_interfaces_ext :: event_stream_from_state ( interface_state ) ? , & mut if_map , | if_map | { if_map . iter ( ) . find_map ( | ( id , fidl_fuchsia_net_interfaces_ext :: Properties { name , device_class , online , .. } , ) | { ( * device_class != fidl_fuchsia_net_interfaces :: DeviceClass :: Loopback ( fidl_fuchsia_net_interfaces :: Empty { } , ) && * online && exclude_ids . map_or ( true , | ids | ! ids . contains ( id ) ) ) . then ( | | ( * id , name . clone ( ) ) ) } , ) } , ) . map_err ( anyhow :: Error :: from ) . on_timeout ( timeout . after_now ( ) , | | Err ( anyhow :: anyhow ! ( " " ) ) ) . map ( | r | r . context ( " " ) ) . fuse ( ) ; fuchsia_async :: pin_mut ! ( wait_for_interface ) ; futures :: select ! { wait_for_interface_res wait_for_interface { wait_for_interface_res } stopped_event wait_for_netmgr { Err ( anyhow anyhow ( " " stopped_event ) ) } } }
Waits for a non-loopback interface to come up with an ID not in `exclude_ids`.
Waits for a non - loopback interface to come up with an ID not in ` exclude_ids ` .
interface_state
&fidl_fuchsia_net_interfaces::StateProxy
wait_for_netmgr
&mut F
exclude_ids
Option<&HashSet<u64>>
timeout
zx::Duration