Construct and initialize a new daemon FIXME: Make this function not async. (Currently required for the io.run methods)
(cancellation_token: CancellationToken)
| 69 | /// Construct and initialize a new daemon |
| 70 | /// FIXME: Make this function not async. (Currently required for the io.run methods) |
| 71 | pub async fn construct(cancellation_token: CancellationToken) -> Self { |
| 72 | let daemon_info = DaemonInfo { |
| 73 | major_version: 2, |
| 74 | minor_version: 100, |
| 75 | startup_id: rng().next_u64(), |
| 76 | }; |
| 77 | |
| 78 | let clock_state_cancellation_token = CancellationToken::new(); |
| 79 | |
| 80 | let selected_clock = Arc::new(SelectedClockSource::default()); |
| 81 | |
| 82 | // Initialize IO components. |
| 83 | let mut io_front_end = io::SourceIO::construct(selected_clock.clone(), daemon_info); |
| 84 | let clock_disruption_receiver = io_front_end.clock_disruption_receiver(); |
| 85 | |
| 86 | // Initialize link-local event buffer and IO component. |
| 87 | let (link_local_tx, link_local_rx) = async_ring_buffer::create(2); |
| 88 | io_front_end.create_link_local(link_local_tx).await; |
| 89 | |
| 90 | // Initialize ntp source event buffer and IO component. |
| 91 | let ntp_sources = |
| 92 | clock_sync_algorithm::source::NtpSource::create_time_aws_sources(MAX_DISPERSION_GROWTH); |
| 93 | let (ntp_source_event_senders, ntp_source_event_receivers) = |
| 94 | Self::init_ntp_source_buffers(2, &ntp_sources); |
| 95 | for source in ntp_source_event_senders { |
| 96 | io_front_end.create_ntp_source(source).await; |
| 97 | } |
| 98 | |
| 99 | // Initialize vmclock IO component. |
| 100 | io_front_end.create_vmclock(VMCLOCK_SHM_DEFAULT_PATH).await; |
| 101 | #[expect(clippy::redundant_closure_for_method_calls)] |
| 102 | let disruption_marker = io_front_end |
| 103 | .vmclock() |
| 104 | .map(|vmclock| vmclock.last_disruption_marker()) |
| 105 | .unwrap_or_default(); |
| 106 | let clock_disruption_support_enabled = io_front_end.vmclock().is_some(); |
| 107 | |
| 108 | // Initialize PHC event buffer and IO component. |
| 109 | let (phc_tx, phc_rx) = async_ring_buffer::create(2); |
| 110 | io_front_end.create_phc(phc_tx).await; |
| 111 | |
| 112 | // Note: Failure to create a PHC IO component here is considered non-fatal, |
| 113 | // we will continue without using the device as an clock sync input. |
| 114 | let phc = io_front_end.phc().map(|io_phc| { |
| 115 | clock_sync_algorithm::source::Phc::new( |
| 116 | io_phc.device_path().to_owned(), |
| 117 | MAX_DISPERSION_GROWTH, |
| 118 | ) |
| 119 | }); |
| 120 | let phc_rx = if io_front_end.phc_exists() { |
| 121 | Some(phc_rx) |
| 122 | } else { |
| 123 | None |
| 124 | }; |
| 125 | |
| 126 | // Initialize clock sync algorithm. |
| 127 | let clock_sync_algorithm = ClockSyncAlgorithm::builder() |
| 128 | .link_local(clock_sync_algorithm::source::LinkLocal::new( |
nothing calls this directly
no test coverage detected