sweep!

src/service/interfaces.rs

@@ -0,0 +1,23 @@
+use anyhow::Result;
+use wakey_core::InterfaceSummary;
+
+pub async fn list_interfaces() -> Result<Vec<String>> {
+    Ok(wakey_linux::devices::devs_sorted().await)
+}
+
+pub async fn get_interface_summaries() -> Result<Vec<InterfaceSummary>> {
+    wakey_linux::devices::list_interface_summaries().await
+}
+
+pub async fn get_interface_summary(name: &str) -> Result<Option<InterfaceSummary>> {
+    Ok(get_interface_summaries()
+        .await?
+        .into_iter()
+        .find(|iface| iface.ifname == name))
+}
+
+pub async fn get_ips(name: impl AsRef<str>) -> Result<Vec<std::net::IpAddr>> {
+    Ok(wakey_linux::devices::get_ips(name.as_ref())
+        .await?
+        .collect())
+}

src/service/inventory.rs

@@ -0,0 +1,97 @@
+use anyhow::Result;
+use wakey_core::{
+    Device, DeviceInventory, DeviceQuery, DhcpLease, DhcpLeaseWithState, NeighborEntry, Presence,
+};
+
+use crate::service::leases::get_leases;
+use crate::service::query::resolve_query;
+
+pub async fn resolve_devices(input: impl Into<String>) -> Result<Vec<Device>> {
+    let query = resolve_query(input).await?;
+    inventory(query).await.map(|inventory| inventory.devices)
+}
+
+pub async fn inventory(query: DeviceQuery) -> Result<DeviceInventory> {
+    let neighbors = wakey_linux::devices::query_status(&query).await?;
+    let leases = get_leases(wakey_core::LeaseQuery {
+        include_state: false,
+    })
+    .await?;
+    Ok(DeviceInventory {
+        devices: merge_devices(neighbors, leases, &query),
+    })
+}
+
+pub fn merge_devices(
+    neighbors: Vec<NeighborEntry>,
+    leases: Vec<DhcpLeaseWithState>,
+    query: &DeviceQuery,
+) -> Vec<Device> {
+    use std::collections::BTreeMap;
+
+    let mut by_mac: BTreeMap<String, (Vec<NeighborEntry>, Vec<DhcpLease>)> = BTreeMap::new();
+
+    for row in neighbors {
+        let key = row
+            .mac
+            .map(|m| m.to_string())
+            .unwrap_or_else(|| format!("ip:{}", row.ip));
+        by_mac.entry(key).or_default().0.push(row);
+    }
+    for lease in leases {
+        let key = lease.lease_line.mac.to_string();
+        by_mac.entry(key).or_default().1.push(lease.lease_line);
+    }
+
+    let mut devices: Vec<Device> = by_mac
+        .into_values()
+        .map(|(neighbors, leases)| Device::from_parts(neighbors, leases))
+        .collect();
+
+    if let Some(name) = &query.name {
+        devices.retain(|device| device.names.iter().any(|n| n == name));
+    }
+    if !query.filter.devs.is_empty() {
+        devices.retain(|device| {
+            device
+                .interfaces
+                .iter()
+                .any(|iface| query.filter.devs.contains(iface))
+        });
+    }
+    if !query.filter.ips.is_empty() {
+        devices.retain(|device| device.ips.iter().any(|ip| query.filter.ips.contains(ip)));
+    }
+    if !query.filter.macs.is_empty() {
+        devices.retain(|device| {
+            device
+                .macs
+                .iter()
+                .any(|mac| query.filter.macs.contains(mac))
+        });
+    }
+    if !query.filter.nuds.is_empty() {
+        devices.retain(|device| {
+            device
+                .neighbors
+                .iter()
+                .any(|neighbor| query.filter.nuds.contains(&neighbor.state))
+        });
+    }
+
+    devices.sort_by(|a, b| {
+        presence_rank(b.presence)
+            .cmp(&presence_rank(a.presence))
+            .then_with(|| a.names.first().cmp(&b.names.first()))
+    });
+    devices
+}
+
+const fn presence_rank(presence: Presence) -> u8 {
+    match presence {
+        Presence::Online => 3,
+        Presence::LikelyOnline => 2,
+        Presence::Unknown => 1,
+        Presence::Offline => 0,
+    }
+}

src/service/leases.rs

@@ -0,0 +1,23 @@
+use anyhow::{Context, Result};
+use wakey_core::{DhcpLease, DhcpLeaseWithState, LeaseQuery};
+
+pub async fn get_leases(query: LeaseQuery) -> Result<Vec<DhcpLeaseWithState>> {
+    let leases = wakey_linux::dhcp::read_dhcp_leases_with_names()
+        .await
+        .context("failed to read DHCP leases")?;
+    if query.include_state {
+        Ok(wakey_linux::dhcp::enrich_leases_with_nud_state(leases).await)
+    } else {
+        Ok(leases_without_state(leases))
+    }
+}
+
+pub fn leases_without_state(leases: Vec<DhcpLease>) -> Vec<DhcpLeaseWithState> {
+    leases
+        .into_iter()
+        .map(|lease_line| DhcpLeaseWithState {
+            lease_line,
+            nud_state: None,
+        })
+        .collect()
+}

src/service/mod.rs

@@ -0,0 +1,15 @@
+pub mod interfaces;
+pub mod inventory;
+pub mod leases;
+pub mod query;
+pub mod status;
+pub mod wake;
+
+pub use interfaces::{get_interface_summaries, get_interface_summary, get_ips, list_interfaces};
+pub use inventory::{inventory, merge_devices, resolve_devices};
+pub use leases::{get_leases, leases_without_state};
+pub use query::{query_to_device_query, resolve_query, resolve_selector};
+pub use status::{StatusResponse, device_to_status_rows, get_status, get_status_for_input};
+pub use wake::{
+    broadcast_wake_targets, resolve_wake_targets, wake_explicit, wake_from_query, wake_targets,
+};

src/service/query.rs

@@ -0,0 +1,55 @@
+use anyhow::Result;
+use wakey_core::{DeviceFilters, DeviceQuery, Query, QueryInput};
+
+pub async fn resolve_query(input: impl Into<String>) -> Result<DeviceQuery> {
+    query_to_device_query(resolve_selector(input).await?)
+}
+
+pub async fn resolve_selector(input: impl Into<String>) -> Result<Query> {
+    Ok(
+        match wakey_linux::devices::classify_query(input.into()).await {
+            QueryInput::Ip(ip_addr) => Query::Ip(ip_addr),
+            QueryInput::Mac(mac_addr) => Query::Mac(mac_addr),
+            QueryInput::Dev(dev) => Query::Interface(dev),
+            QueryInput::Nud(state) => Query::NeighborState(state),
+            QueryInput::Name(name) => Query::Text(name),
+        },
+    )
+}
+
+pub fn query_to_device_query(query: Query) -> Result<DeviceQuery> {
+    Ok(match query {
+        Query::Ip(ip_addr) => DeviceQuery {
+            filter: DeviceFilters {
+                ips: vec![ip_addr],
+                ..Default::default()
+            },
+            ..Default::default()
+        },
+        Query::Mac(mac_addr) => DeviceQuery {
+            filter: DeviceFilters {
+                macs: vec![mac_addr],
+                ..Default::default()
+            },
+            ..Default::default()
+        },
+        Query::Interface(dev) => DeviceQuery {
+            filter: DeviceFilters {
+                devs: vec![dev],
+                ..Default::default()
+            },
+            ..Default::default()
+        },
+        Query::NeighborState(state) => DeviceQuery {
+            filter: DeviceFilters {
+                nuds: vec![state],
+                ..Default::default()
+            },
+            ..Default::default()
+        },
+        Query::Text(name) => DeviceQuery {
+            name: Some(name),
+            ..Default::default()
+        },
+    })
+}

src/service/status.rs

@@ -0,0 +1,53 @@
+use anyhow::Result;
+use wakey_core::{Device, DeviceQuery, NeighborEntry, Presence, Status};
+
+use crate::service::inventory::inventory;
+use crate::service::query::resolve_query;
+
+pub type StatusResponse = Status<NeighborEntry>;
+
+pub async fn get_status(query: DeviceQuery) -> Result<StatusResponse> {
+    let inventory = inventory(query.clone()).await?;
+    let table = inventory
+        .devices
+        .iter()
+        .flat_map(device_to_status_rows)
+        .collect();
+    Ok(Status {
+        name: query.name,
+        table,
+        filters: query.filter,
+    })
+}
+
+pub async fn get_status_for_input(input: impl Into<String>) -> Result<StatusResponse> {
+    let query = resolve_query(input).await?;
+    get_status(query).await
+}
+
+pub fn device_to_status_rows(device: &Device) -> Vec<NeighborEntry> {
+    if !device.neighbors.is_empty() {
+        return device.neighbors.clone();
+    }
+
+    let fallback_mac = device.macs.first().copied();
+    let fallback_dev = device.interfaces.first().cloned();
+    let fallback_state = match device.presence {
+        Presence::Online => wakey_core::NeighborState::Reachable,
+        Presence::LikelyOnline => wakey_core::NeighborState::Stale,
+        Presence::Offline => wakey_core::NeighborState::Failed,
+        Presence::Unknown => wakey_core::NeighborState::None,
+    };
+
+    device
+        .ips
+        .iter()
+        .copied()
+        .map(|ip| NeighborEntry {
+            ip,
+            dev: fallback_dev.clone(),
+            mac: fallback_mac,
+            state: fallback_state,
+        })
+        .collect()
+}

src/service/wake.rs

@@ -0,0 +1,57 @@
+use anyhow::{Context, Result};
+use macaddr::MacAddr;
+use std::net::IpAddr;
+use wakey_core::{WakeResult, WakeTarget};
+
+use crate::service::interfaces::get_interface_summaries;
+use crate::service::inventory::resolve_devices;
+
+pub async fn wake_targets(targets: Vec<WakeTarget>) -> Result<WakeResult> {
+    let result = wakey_linux::wake::wake_many(targets)
+        .await
+        .context("failed to send wake packets")?;
+    Ok(WakeResult { result })
+}
+
+pub async fn wake_from_query(input: impl Into<String>) -> Result<WakeResult> {
+    let targets = resolve_wake_targets(input).await?;
+    wake_targets(targets).await
+}
+
+pub async fn broadcast_wake_targets(mac: MacAddr) -> Result<Vec<WakeTarget>> {
+    Ok(get_interface_summaries()
+        .await?
+        .into_iter()
+        .flat_map(|iface| iface.addrs.into_iter())
+        .filter_map(|addr| addr.broadcast)
+        .map(|ip| WakeTarget {
+            ip: Some(IpAddr::V4(ip)),
+            mac: Some(mac),
+        })
+        .collect())
+}
+
+pub async fn wake_explicit(mac: MacAddr, ip: Option<IpAddr>) -> Result<WakeResult> {
+    let targets = match ip {
+        Some(ip) => vec![WakeTarget {
+            ip: Some(ip),
+            mac: Some(mac),
+        }],
+        None => broadcast_wake_targets(mac).await?,
+    };
+    wake_targets(targets).await
+}
+
+pub async fn resolve_wake_targets(input: impl Into<String>) -> Result<Vec<WakeTarget>> {
+    let devices = resolve_devices(input).await?;
+    Ok(devices
+        .into_iter()
+        .flat_map(|device| {
+            let mac = device.macs.first().copied();
+            device
+                .ips
+                .into_iter()
+                .map(move |ip| WakeTarget { ip: Some(ip), mac })
+        })
+        .collect())
+}