doc sweep!

ipjs/src/subcommands/address/mod.rs

@@ -1,8 +1,7 @@
-//! ts
+//! Typed wrappers for `ip -j address show`.
 //!
-//! deals with both ip a (addroutput) and ip l (commonoutput)
-//!
-//! lowk why its free but its indirection and its ass
+//! This module is intentionally close to the Linux output shape while still
+//! tightening a few fields into more useful Rust types.
 
 pub mod json;
 #[cfg(all(unix, feature = "experimental-nl"))]
@@ -16,22 +15,21 @@ use std::net::{IpAddr, Ipv4Addr};
 
 use crate::subcommands::link::OperState;
 
-/// i dont include what i dont know about (almost all ts)
+/// One interface row from `ip -j address show`.
 #[derive(Serialize, Debug, Deserialize)]
 pub struct AddrOutput {
     pub ifindex: u32,
     pub ifname: String,
-    /// i imagine UP or DOWN, unknown
+    /// Interface operational state.
     pub operstate: OperState,
-    // 6 has a serde and the enum doesnt? why. (serializing ts is ass although... im not given an array. they string formatted ts)
     #[serde(with = "option_mac", default)]
     pub address: Option<MacAddr>,
-    #[serde(default)] // i wish we have intellisense for this... fuck you metaprogramming
+    /// Per-address entries attached to this interface.
+    #[serde(default)]
     pub addr_info: Vec<AddrInfo>,
 }
 
-// i be copying
-// Raw JSON shape from ip -j -4 address show
+/// One address entry nested under an interface row.
 #[derive(Debug, Deserialize, Serialize)]
 pub struct AddrInfo {
     pub family: Option<AddressFamily>,
@@ -43,9 +41,9 @@ pub struct AddrInfo {
 
     pub scope: Option<String>,
     pub label: Option<String>,
-    // many more exist; we only take what we need
 }
 
+/// Address family used by `ip address` output.
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub enum AddressFamily {
     Inet,
@@ -90,6 +88,10 @@ impl<'de> Deserialize<'de> for AddressFamily {
     }
 }
 
+/// Raw parsed local address plus prefix length.
+///
+/// This is still a source-shaped type; callers that need a guaranteed usable
+/// CIDR should validate that both fields are present.
 #[derive(Debug, Default, Clone, Deserialize, Serialize)]
 pub struct InterfaceCidr {
     pub local: Option<IpAddr>,
@@ -103,37 +105,45 @@ impl InterfaceCidr {
 }
 
 impl AddrInfo {
+    /// Return the parsed local IP address when present.
     pub fn local_addr(&self) -> Option<IpAddr> {
         self.cidr.local
     }
 
+    /// Return the parsed prefix length when present.
     pub fn prefixlen(&self) -> Option<u8> {
         self.cidr.prefixlen
     }
 
+    /// Return whether this row is IPv4.
     pub fn is_ipv4(&self) -> bool {
         matches!(self.family, Some(AddressFamily::Inet))
     }
 
+    /// Return whether this row is IPv6.
     pub fn is_ipv6(&self) -> bool {
         matches!(self.family, Some(AddressFamily::Inet6))
     }
 }
 
 impl AddrOutput {
+    /// Iterate IPv4 address entries.
     pub fn ipv4_addrs(&self) -> impl Iterator<Item = &AddrInfo> {
         self.addr_info.iter().filter(|info| info.is_ipv4())
     }
 
+    /// Iterate IPv6 address entries.
     pub fn ipv6_addrs(&self) -> impl Iterator<Item = &AddrInfo> {
         self.addr_info.iter().filter(|info| info.is_ipv6())
     }
 }
 
+/// Fetch address data using the default backend.
 pub async fn get(dev: Option<&str>) -> anyhow::Result<Vec<AddrOutput>> {
     get_with_backend(Backend::Json, dev).await
 }
 
+/// Fetch address data using an explicit backend.
 pub async fn get_with_backend(
     backend: Backend,
     dev: Option<&str>,

ipjs/src/subcommands/link/mod.rs

@@ -11,6 +11,7 @@ use macaddr::MacAddr;
 use rtnetlink::packet_route::link::State as NetlinkOperState;
 use serde::{Deserialize, Deserializer, Serialize, Serializer};
 
+/// One interface row from `ip -j link show`.
 #[derive(Debug, Clone, Serialize, Deserialize)]
 pub struct LinkOutput {
     pub ifindex: u32,
@@ -21,6 +22,7 @@ pub struct LinkOutput {
     pub address: Option<MacAddr>,
 }
 
+/// Operational state of a Linux network interface.
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub enum OperState {
     Up,
@@ -100,10 +102,12 @@ impl From<NetlinkOperState> for OperState {
     }
 }
 
+/// Fetch link rows using the default backend.
 pub async fn get(dev: Option<&str>) -> anyhow::Result<Vec<LinkOutput>> {
     get_with_backend(Backend::Json, dev).await
 }
 
+/// Fetch link rows using an explicit backend.
 pub async fn get_with_backend(
     backend: Backend,
     dev: Option<&str>,

ipjs/src/subcommands/neighbor/mod.rs

@@ -1,8 +1,4 @@
-//! ```bash
-//! ip -j n s
-//! ```
-//!
-//! yes. this is a real call.
+//! Typed wrappers for `ip -j neigh show`.
 
 pub mod json;
 #[cfg(all(unix, feature = "experimental-nl"))]
@@ -16,18 +12,18 @@ use macaddr::MacAddr;
 use serde::{Deserialize, Serialize};
 use strum::{Display, EnumString};
 
+/// Structured neighbor query input matching the common `ip neigh` flags.
 #[derive(Debug, PartialEq, Eq, Clone, Hash, Serialize, Deserialize)]
 pub struct NeighborInput {
-    /// supports only the last item (ignore), `to` keyword is optional
+    /// Destination address filter. The optional `to` keyword in CLI form is implicit here.
     pub to: Option<IpAddr>,
-    /// supports only one item (it complains if multiple)
-    pub dev: Option<String>, // im all for simplicity
-    /// takes multiple, has to have `nud` before bro or it will think you `to`
+    /// Interface-name filter.
+    pub dev: Option<String>,
+    /// Neighbor-state filters.
     pub nud: Vec<NUDState>,
 }
 
-// as input this must be lowercase. as output it is uppercase
-/// docs for items come from a random ahh man website idk
+/// Linux neighbor reachability states.
 #[derive(
     Debug, PartialEq, Eq, EnumString, Display, Clone, Copy, Hash, Serialize, Deserialize, Default,
 )]
@@ -70,7 +66,7 @@ pub enum NUDState {
     Other(u16),
 }
 
-/// everything i see
+/// One neighbor row from `ip -j neigh show`.
 #[derive(Debug, PartialEq, Eq, Clone, Hash, Serialize, Deserialize)]
 pub struct NeighborItem {
     #[serde(rename(deserialize = "dst"))]
@@ -83,6 +79,7 @@ pub struct NeighborItem {
     pub state: Vec<NUDState>,
 }
 
+/// Fetch neighbor rows using the default backend.
 pub async fn get(
     ip: Option<IpAddr>,
     dev: Option<&str>,
@@ -91,6 +88,7 @@ pub async fn get(
     get_with_backend(Backend::Json, ip, dev, nud).await
 }
 
+/// Fetch neighbor rows using an explicit backend.
 pub async fn get_with_backend(
     backend: Backend,
     ip: Option<IpAddr>,

src/http/compat.rs

@@ -5,6 +5,7 @@ use wakey_core::{
     WakeTargetResult,
 };
 
+/// Legacy status row shape expected by the old `/static` frontend.
 #[derive(Debug, Clone, Serialize)]
 pub struct LegacyStatusRow {
     pub ip: std::net::IpAddr,
@@ -14,6 +15,7 @@ pub struct LegacyStatusRow {
     pub state: wakey_core::NeighborState,
 }
 
+/// Legacy status response shape expected by the old `/static` frontend.
 #[derive(Debug, Clone, Serialize)]
 pub struct LegacyStatusResponse {
     pub name: Option<String>,
@@ -21,6 +23,7 @@ pub struct LegacyStatusResponse {
     pub filters: DeviceFilters,
 }
 
+/// Legacy DHCP lease row shape expected by the old `/static` frontend.
 #[derive(Debug, Clone, Serialize)]
 pub struct LegacyLeaseRow {
     pub expires_epoch: u64,
@@ -31,11 +34,13 @@ pub struct LegacyLeaseRow {
     pub nud_state: Option<wakey_core::NeighborState>,
 }
 
+/// Legacy wake response wrapper expected by the old `/static` frontend.
 #[derive(Debug, Clone, Serialize)]
 pub struct LegacyWakeResult {
     pub result: Vec<LegacyWakeResultRow>,
 }
 
+/// Legacy per-target wake row shape.
 #[derive(Debug, Clone, Copy, Serialize)]
 pub struct LegacyWakeResultRow {
     #[serde(flatten)]
@@ -43,6 +48,7 @@ pub struct LegacyWakeResultRow {
     pub status: wakey_core::WakeStatus,
 }
 
+/// Map legacy-style status rows into the old response shape.
 pub fn legacy_status_from_domain(status: Status<NeighborEntry>) -> LegacyStatusResponse {
     LegacyStatusResponse {
         name: status.name,
@@ -51,6 +57,7 @@ pub fn legacy_status_from_domain(status: Status<NeighborEntry>) -> LegacyStatusR
     }
 }
 
+/// Project a device inventory into the legacy status response shape.
 pub fn legacy_status_from_inventory(
     inventory: DeviceInventory,
     name: Option<String>,
@@ -68,6 +75,7 @@ pub fn legacy_status_from_inventory(
     }
 }
 
+/// Convert one neighbor row to the legacy status row shape.
 pub fn legacy_status_row(row: NeighborEntry) -> LegacyStatusRow {
     LegacyStatusRow {
         ip: row.ip,
@@ -77,6 +85,7 @@ pub fn legacy_status_row(row: NeighborEntry) -> LegacyStatusRow {
     }
 }
 
+/// Project one merged device back into legacy status rows.
 pub fn legacy_status_rows_from_device(device: Device) -> Vec<LegacyStatusRow> {
     if !device.neighbors.is_empty() {
         return device
@@ -107,10 +116,12 @@ pub fn legacy_status_rows_from_device(device: Device) -> Vec<LegacyStatusRow> {
         .collect()
 }
 
+/// Convert lease rows into the legacy frontend shape.
 pub fn legacy_leases_from_domain(leases: Vec<DhcpLeaseWithState>) -> Vec<LegacyLeaseRow> {
     leases.into_iter().map(legacy_lease_row).collect()
 }
 
+/// Convert one lease row into the legacy frontend shape.
 pub fn legacy_lease_row(lease: DhcpLeaseWithState) -> LegacyLeaseRow {
     LegacyLeaseRow {
         expires_epoch: lease.lease_line.expires_epoch,
@@ -121,12 +132,14 @@ pub fn legacy_lease_row(lease: DhcpLeaseWithState) -> LegacyLeaseRow {
     }
 }
 
+/// Convert wake results into the legacy frontend shape.
 pub fn legacy_wake_from_domain(result: WakeResult) -> LegacyWakeResult {
     LegacyWakeResult {
         result: result.result.into_iter().map(legacy_wake_row).collect(),
     }
 }
 
+/// Convert one wake result row into the legacy frontend shape.
 pub fn legacy_wake_row(row: WakeTargetResult) -> LegacyWakeResultRow {
     LegacyWakeResultRow {
         target: row.target,

src/http/mod.rs

@@ -7,6 +7,7 @@ use axum::Router;
 use tokio::net::TcpListener;
 use tower_http::services::ServeDir;
 
+/// Build the temporary HTTP app that serves the legacy API and static frontend.
 pub fn http_app(static_root: std::path::PathBuf) -> Router {
     Router::new()
         .nest("/api", route::api_router())
@@ -20,11 +21,13 @@ pub fn http_app(static_root: std::path::PathBuf) -> Router {
         ))
 }
 
+/// Serve the temporary HTTP app on the provided socket address.
 pub async fn serve_http(addr: SocketAddr, static_root: std::path::PathBuf) -> io::Result<()> {
     let listener = TcpListener::bind(addr).await?;
     axum::serve(listener, http_app(static_root).into_make_service()).await
 }
 
+/// Serve the HTTP app using the `static/` directory next to the current executable.
 pub async fn serve_http_from_current_exe(addr: SocketAddr) -> io::Result<()> {
     let exe = std::env::current_exe()?;
     let root = exe

src/service/interfaces.rs

@@ -1,14 +1,19 @@
 use anyhow::Result;
 use wakey_core::InterfaceSummary;
 
+/// Return interface names only.
+///
+/// This is the old, lightweight interface listing surface kept for compatibility.
 pub async fn list_interfaces() -> Result<Vec<String>> {
     Ok(wakey_linux::devices::devs_sorted().await)
 }
 
+/// Return condensed interface summaries useful for CLI and wake routing.
 pub async fn get_interface_summaries() -> Result<Vec<InterfaceSummary>> {
     wakey_linux::devices::list_interface_summaries().await
 }
 
+/// Return one named interface summary when present.
 pub async fn get_interface_summary(name: &str) -> Result<Option<InterfaceSummary>> {
     Ok(get_interface_summaries()
         .await?
@@ -16,6 +21,7 @@ pub async fn get_interface_summary(name: &str) -> Result<Option<InterfaceSummary
         .find(|iface| iface.ifname == name))
 }
 
+/// Resolve a hostname through the local resolver and collect all returned IPs.
 pub async fn get_ips(name: impl AsRef<str>) -> Result<Vec<std::net::IpAddr>> {
     Ok(wakey_linux::devices::get_ips(name.as_ref())
         .await?

src/service/inventory.rs

@@ -6,11 +6,17 @@ use wakey_core::{
 use crate::service::leases::get_leases;
 use crate::service::query::resolve_query;
 
+/// Resolve free-form input and return merged devices rather than raw source rows.
 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)
 }
 
+/// Build a merged device inventory from neighbor-table and DHCP-lease sources.
+///
+/// This is the current center of gravity for the service layer. Higher-level
+/// status and wake flows should prefer deriving from inventory rather than
+/// directly from raw Linux source rows.
 pub async fn inventory(query: DeviceQuery) -> Result<DeviceInventory> {
     let neighbors = wakey_linux::devices::query_status(&query).await?;
     let leases = get_leases(wakey_core::LeaseQuery {
@@ -22,6 +28,10 @@ pub async fn inventory(query: DeviceQuery) -> Result<DeviceInventory> {
     })
 }
 
+/// Merge raw neighbor entries and DHCP leases into device aggregates.
+///
+/// Identity is currently MAC-first, with an IP-based fallback when a neighbor
+/// row does not include a MAC address.
 pub fn merge_devices(
     neighbors: Vec<NeighborEntry>,
     leases: Vec<DhcpLeaseWithState>,

src/service/leases.rs

@@ -1,6 +1,7 @@
 use anyhow::{Context, Result};
 use wakey_core::{DhcpLease, DhcpLeaseWithState, LeaseQuery};
 
+/// Read DHCP leases and optionally enrich them with current neighbor-state data.
 pub async fn get_leases(query: LeaseQuery) -> Result<Vec<DhcpLeaseWithState>> {
     let leases = wakey_linux::dhcp::read_dhcp_leases_with_names()
         .await
@@ -12,6 +13,7 @@ pub async fn get_leases(query: LeaseQuery) -> Result<Vec<DhcpLeaseWithState>> {
     }
 }
 
+/// Wrap raw DHCP leases in the current service output shape without neighbor state.
 pub fn leases_without_state(leases: Vec<DhcpLease>) -> Vec<DhcpLeaseWithState> {
     leases
         .into_iter()

src/service/query.rs

@@ -1,10 +1,18 @@
 use anyhow::Result;
 use wakey_core::{DeviceFilters, DeviceQuery, Query, QueryInput};
 
+/// Resolve free-form user input into the legacy `DeviceQuery` filter shape.
+///
+/// This is the compatibility entrypoint used by CLI and HTTP paths that still
+/// speak in terms of `DeviceQuery`.
 pub async fn resolve_query(input: impl Into<String>) -> Result<DeviceQuery> {
     query_to_device_query(resolve_selector(input).await?)
 }
 
+/// Classify one piece of free-form user input into a typed selector.
+///
+/// The Linux adapter decides whether the input looks like an IP address, MAC,
+/// interface name, neighbor state, or plain text.
 pub async fn resolve_selector(input: impl Into<String>) -> Result<Query> {
     Ok(
         match wakey_linux::devices::classify_query(input.into()).await {
@@ -17,6 +25,10 @@ pub async fn resolve_selector(input: impl Into<String>) -> Result<Query> {
     )
 }
 
+/// Convert the newer selector-oriented `Query` model into a `DeviceQuery`.
+///
+/// This keeps the old filter-based service and HTTP surfaces working while the
+/// internals migrate toward selector- and device-oriented APIs.
 pub fn query_to_device_query(query: Query) -> Result<DeviceQuery> {
     Ok(match query {
         Query::Ip(ip_addr) => DeviceQuery {

src/service/status.rs

@@ -4,8 +4,13 @@ use wakey_core::{Device, DeviceQuery, NeighborEntry, Presence, Status};
 use crate::service::inventory::inventory;
 use crate::service::query::resolve_query;
 
+/// Service status payload, still expressed in terms of legacy neighbor rows.
 pub type StatusResponse = Status<NeighborEntry>;
 
+/// Return status rows derived from the merged device inventory.
+///
+/// This keeps the old status response shape alive while the underlying model is
+/// increasingly device-centered.
 pub async fn get_status(query: DeviceQuery) -> Result<StatusResponse> {
     let inventory = inventory(query.clone()).await?;
     let table = inventory
@@ -20,11 +25,16 @@ pub async fn get_status(query: DeviceQuery) -> Result<StatusResponse> {
     })
 }
 
+/// Convenience wrapper around [`get_status`] for free-form user input.
 pub async fn get_status_for_input(input: impl Into<String>) -> Result<StatusResponse> {
     let query = resolve_query(input).await?;
     get_status(query).await
 }
 
+/// Project a device aggregate back into legacy status rows.
+///
+/// If the device already has neighbor rows they are reused directly; otherwise a
+/// fallback row is synthesized from the best available device data.
 pub fn device_to_status_rows(device: &Device) -> Vec<NeighborEntry> {
     if !device.neighbors.is_empty() {
         return device.neighbors.clone();

src/service/wake.rs

@@ -6,6 +6,7 @@ use wakey_core::{WakeResult, WakeTarget};
 use crate::service::interfaces::get_interface_summaries;
 use crate::service::inventory::resolve_devices;
 
+/// Send Wake-on-LAN packets for already-concrete wake targets.
 pub async fn wake_targets(targets: Vec<WakeTarget>) -> Result<WakeResult> {
     let result = wakey_linux::wake::wake_many(targets)
         .await
@@ -13,11 +14,15 @@ pub async fn wake_targets(targets: Vec<WakeTarget>) -> Result<WakeResult> {
     Ok(WakeResult { result })
 }
 
+/// Resolve free-form input into wake targets and send the packets.
 pub async fn wake_from_query(input: impl Into<String>) -> Result<WakeResult> {
     let targets = resolve_wake_targets(input).await?;
     wake_targets(targets).await
 }
 
+/// Build broadcast wake targets for every broadcast-capable interface.
+///
+/// This is used by explicit manual wake mode when only a MAC address is supplied.
 pub async fn broadcast_wake_targets(mac: MacAddr) -> Result<Vec<WakeTarget>> {
     Ok(get_interface_summaries()
         .await?
@@ -31,6 +36,7 @@ pub async fn broadcast_wake_targets(mac: MacAddr) -> Result<Vec<WakeTarget>> {
         .collect())
 }
 
+/// Wake a device explicitly by MAC, optionally targeting a specific IP/broadcast.
 pub async fn wake_explicit(mac: MacAddr, ip: Option<IpAddr>) -> Result<WakeResult> {
     let targets = match ip {
         Some(ip) => vec![WakeTarget {
@@ -42,6 +48,10 @@ pub async fn wake_explicit(mac: MacAddr, ip: Option<IpAddr>) -> Result<WakeResul
     wake_targets(targets).await
 }
 
+/// Resolve free-form input into concrete wake targets.
+///
+/// The current resolution strategy fans out one wake target per resolved device IP,
+/// using the first known MAC address for that device.
 pub async fn resolve_wake_targets(input: impl Into<String>) -> Result<Vec<WakeTarget>> {
     let devices = resolve_devices(input).await?;
     Ok(devices

wakey-core/src/model/device.rs

@@ -6,6 +6,7 @@ use std::net::IpAddr;
 use crate::model::{DhcpLease, NeighborEntry, NeighborState};
 use crate::parse::mac;
 
+/// Product-level presence derived from raw neighbor state.
 #[derive(Debug, PartialEq, Eq, Clone, Copy, Hash, Serialize, serde::Deserialize, Default)]
 #[serde(rename_all = "snake_case")]
 pub enum Presence {
@@ -31,12 +32,17 @@ impl From<NeighborState> for Presence {
     }
 }
 
+/// MAC-first identifier for a device aggregate.
 #[derive(Debug, PartialEq, Eq, Clone, Hash, Serialize)]
 pub struct DeviceId {
     #[serde(with = "mac")]
     pub mac: MacAddr,
 }
 
+/// Merged view of one discovered network identity.
+///
+/// This aggregates facts from DHCP leases and neighbor-table rows into a more
+/// useful application-level shape.
 #[skip_serializing_none]
 #[derive(Debug, Clone, Serialize)]
 pub struct Device {
@@ -52,6 +58,7 @@ pub struct Device {
 }
 
 impl Device {
+    /// Merge raw neighbor and DHCP facts into one device aggregate.
     pub fn from_parts(neighbors: Vec<NeighborEntry>, leases: Vec<DhcpLease>) -> Self {
         use std::collections::BTreeSet;
 
@@ -117,6 +124,7 @@ impl From<u8> for Presence {
     }
 }
 
+/// Collection of merged discovered devices.
 #[derive(Debug, Default, Clone, Serialize)]
 pub struct DeviceInventory {
     pub devices: Vec<Device>,

wakey-core/src/model/dhcp.rs

@@ -6,6 +6,7 @@ use std::net::IpAddr;
 use crate::model::NeighborState;
 use crate::parse::mac;
 
+/// One parsed DHCP lease row.
 #[derive(Debug, Clone, Serialize)]
 pub struct DhcpLease {
     pub expires_epoch: u64,
@@ -15,6 +16,7 @@ pub struct DhcpLease {
     pub name: Option<String>,
 }
 
+/// DHCP lease row plus optional current neighbor-state enrichment.
 #[skip_serializing_none]
 #[derive(Debug, Clone, Serialize)]
 pub struct DhcpLeaseWithState {
@@ -23,6 +25,7 @@ pub struct DhcpLeaseWithState {
     pub nud_state: Option<NeighborState>,
 }
 
+/// Options for lease retrieval from the service layer.
 #[derive(Debug, Default, Clone, Serialize, Deserialize)]
 pub struct LeaseQuery {
     pub include_state: bool,

wakey-core/src/model/interface.rs

@@ -4,23 +4,40 @@ use serde_with::skip_serializing_none;
 
 use crate::parse::mac;
 
+/// A condensed, operator-oriented view of one network interface.
+///
+/// This is intentionally smaller than the full Linux `ip address show` / `ip link show`
+/// payload. It keeps the fields that are currently useful to `wakey`:
+/// interface identity, operational state, MAC address, bound addresses, and
+/// IPv4 broadcast targets.
 #[skip_serializing_none]
 #[derive(Debug, Clone, Serialize)]
 pub struct InterfaceSummary {
+    /// Kernel interface index.
     pub ifindex: u32,
+    /// Interface name such as `br-lan`, `eth0`, or `wlan0`.
     pub ifname: String,
+    /// Lowercased operational state such as `up`, `down`, or `unknown`.
     pub operstate: String,
     #[serde(with = "mac::option_mac")]
+    /// Link-layer address when one exists.
     pub mac: Option<MacAddr>,
+    /// Interface-bound addresses projected into a smaller usable shape.
     pub addrs: Vec<InterfaceAddr>,
 }
 
+/// A condensed view of one bound interface address.
 #[skip_serializing_none]
 #[derive(Debug, Clone, Serialize)]
 pub struct InterfaceAddr {
+    /// Address family such as `inet` or `inet6`.
     pub family: Option<String>,
+    /// CIDR notation such as `192.168.1.1/24`.
     pub cidr: Option<String>,
+    /// IPv4 broadcast target when Linux reports one.
     pub broadcast: Option<std::net::Ipv4Addr>,
+    /// Linux-reported address scope, for example `global` or `link`.
     pub scope: Option<String>,
+    /// Optional Linux label for the address entry.
     pub label: Option<String>,
 }

wakey-core/src/model/neighbor.rs

@@ -6,6 +6,7 @@ use strum::{Display, EnumString};
 
 use crate::parse::mac;
 
+/// One neighbor-table row, typically derived from `ip neigh` or netlink.
 #[skip_serializing_none]
 #[derive(Debug, PartialEq, Eq, Clone, Hash, Serialize)]
 pub struct NeighborEntry {
@@ -16,6 +17,7 @@ pub struct NeighborEntry {
     pub state: NeighborState,
 }
 
+/// Linux neighbor reachability state.
 #[derive(
     Debug, PartialEq, Eq, EnumString, Display, Clone, Copy, Hash, Serialize, Deserialize, Default,
 )]
@@ -36,6 +38,7 @@ pub enum NeighborState {
 }
 
 impl NeighborState {
+    /// Lowercase CLI argument form used by `ip neigh`.
     pub const fn as_ip_neigh_arg(self) -> &'static str {
         match self {
             NeighborState::Permanent => "permanent",
@@ -50,6 +53,7 @@ impl NeighborState {
         }
     }
 
+    /// Ordering rank used when choosing the “best” state among multiple rows.
     pub const fn rank(self) -> u8 {
         match self {
             NeighborState::Permanent | NeighborState::Reachable => 5,
@@ -74,6 +78,7 @@ impl Ord for NeighborState {
     }
 }
 
+/// Errors returned when parsing a text `ip neigh` line.
 #[derive(Debug, Display, thiserror::Error)]
 pub enum NeighborParseError {
     IpWhere,
@@ -83,6 +88,7 @@ pub enum NeighborParseError {
     StateParseError(#[from] strum::ParseError),
 }
 
+/// Parse one textual `ip neigh` line into a typed neighbor row.
 pub fn parse_neighbor_line(s: &str) -> Result<NeighborEntry, NeighborParseError> {
     let mut it = s.split_whitespace();
     let ip: IpAddr = it.next().ok_or(NeighborParseError::IpWhere)?.parse()?;

wakey-core/src/model/query.rs

@@ -5,6 +5,10 @@ use std::net::IpAddr;
 
 use crate::model::NeighborState;
 
+/// Legacy-compatible query shape used by HTTP and service adapters.
+///
+/// `name` carries free-form text selection, while `filter` carries explicit
+/// machine-readable filters such as IPs, MACs, interfaces, and neighbor states.
 #[derive(Debug, Default, Clone, Hash, Deserialize, Serialize)]
 pub struct DeviceQuery {
     pub name: Option<String>,
@@ -12,6 +16,7 @@ pub struct DeviceQuery {
     pub filter: DeviceFilters,
 }
 
+/// Explicit device filters for source- and service-level queries.
 #[serde_as]
 #[derive(Debug, Default, Clone, Hash, Serialize, Deserialize)]
 pub struct DeviceFilters {
@@ -29,11 +34,13 @@ pub struct DeviceFilters {
     pub macs: Vec<MacAddr>,
 }
 
+/// Path helper for routes that receive a single `{name}` segment.
 #[derive(Debug, Default, Clone, Hash, Deserialize)]
 pub struct NamePath {
     pub name: String,
 }
 
+/// Low-level classified input used by Linux query classification.
 #[derive(Debug)]
 pub enum QueryInput {
     Ip(IpAddr),
@@ -43,6 +50,7 @@ pub enum QueryInput {
     Name(String),
 }
 
+/// Higher-level typed selector used by the service layer.
 #[derive(Debug, Clone)]
 pub enum Query {
     Text(String),

wakey-core/src/model/wake.rs

@@ -5,6 +5,9 @@ use std::net::IpAddr;
 
 use crate::parse::mac;
 
+/// Concrete Wake-on-LAN destination fields.
+///
+/// A fully usable target needs both an IP address and a MAC address.
 #[skip_serializing_none]
 #[derive(Debug, Serialize, Deserialize, Clone, Copy, Hash, PartialEq, Eq)]
 pub struct WakeTarget {
@@ -15,6 +18,7 @@ pub struct WakeTarget {
 }
 
 impl WakeTarget {
+    /// Return whether this target has both fields needed to send WoL.
     pub const fn is_complete(&self) -> bool {
         matches!(
             self,
@@ -26,11 +30,13 @@ impl WakeTarget {
     }
 }
 
+/// Result of waking one or more targets.
 #[derive(Debug, Serialize, Clone)]
 pub struct WakeResult {
     pub result: Vec<WakeTargetResult>,
 }
 
+/// Per-target wake result row.
 #[skip_serializing_none]
 #[derive(Debug, Serialize, Clone, Copy)]
 pub struct WakeTargetResult {
@@ -39,6 +45,7 @@ pub struct WakeTargetResult {
     pub status: WakeStatus,
 }
 
+/// Outcome of trying to wake one target.
 #[derive(Debug, Serialize, Clone, Copy, Hash, PartialEq, Eq)]
 #[serde(rename_all = "snake_case")]
 pub enum WakeStatus {
@@ -49,6 +56,7 @@ pub enum WakeStatus {
 }
 
 impl WakeTargetResult {
+    /// Construct an incomplete result for a target missing required fields.
     pub const fn incomplete(target: WakeTarget) -> Self {
         Self {
             target,

wakey-linux/src/devices/interfaces.rs

@@ -3,6 +3,10 @@ use lda_ipjs::subcommands::address;
 use std::collections::HashSet;
 use wakey_core::{InterfaceAddr, InterfaceSummary};
 
+/// Discover interface names from Linux without requiring `ip`.
+///
+/// This is the lowest-common-denominator interface listing path and is used for
+/// quick existence checks and legacy string-only callers.
 pub async fn list_devs() -> HashSet<String> {
     fn get_dev() -> HashSet<String> {
         let mut devs: HashSet<String> = HashSet::new();
@@ -50,6 +54,15 @@ pub async fn devs_sorted() -> Vec<String> {
     v
 }
 
+/// Build condensed interface summaries from Linux address data.
+///
+/// On Unix this prefers the `ipjs` netlink-backed address path; elsewhere it
+/// falls back to the JSON command path. The result is not a full `ip address show`
+/// dump. It is a smaller projection containing the parts `wakey` currently uses:
+/// interface name/index, operstate, MAC, bound addresses, and IPv4 broadcast
+/// addresses for Wake-on-LAN delivery.
+///
+/// Loopback is intentionally excluded.
 pub async fn list_interface_summaries() -> Result<Vec<InterfaceSummary>> {
     #[cfg(unix)]
     let rows = address::nl::get(None)
@@ -91,6 +104,7 @@ pub async fn list_interface_summaries() -> Result<Vec<InterfaceSummary>> {
     Ok(out)
 }
 
+/// Return whether a named interface exists according to [`list_devs`].
 pub async fn has_dev(name: &str) -> bool {
     list_devs().await.contains(name)
 }

wakey-linux/src/devices/neighbors.rs

@@ -5,6 +5,7 @@ use std::collections::HashSet;
 use std::net::IpAddr;
 use wakey_core::{DeviceQuery, NeighborEntry, NeighborState};
 
+/// Resolve a hostname through the local resolver and return all reported IPs.
 pub async fn get_ips(machine_name: &str) -> Result<impl Iterator<Item = IpAddr>> {
     Ok(tokio::net::lookup_host((machine_name, 0))
         .await
@@ -12,6 +13,11 @@ pub async fn get_ips(machine_name: &str) -> Result<impl Iterator<Item = IpAddr>>
         .map(|c| c.ip()))
 }
 
+/// Query Linux neighbor data and project it into `wakey-core` neighbor rows.
+///
+/// `machine_names` are resolved first and intersected with any explicit `ips`
+/// filter. On Unix this prefers the netlink-backed `ipjs` path; elsewhere it
+/// falls back to the JSON command backend.
 pub async fn get_neighbors(
     machine_names: &[impl AsRef<str>],
     ips: &[IpAddr],
@@ -100,6 +106,7 @@ pub async fn get_neighbors(
     }
 }
 
+/// Convenience wrapper around [`get_neighbors`] using the legacy `DeviceQuery`.
 pub async fn query_status(query: &DeviceQuery) -> Result<Vec<NeighborEntry>> {
     get_neighbors(
         query.name.as_slice(),

wakey-linux/src/devices/query.rs

@@ -4,6 +4,10 @@ use wakey_core::{NeighborState, QueryInput, parse};
 
 use crate::devices::interfaces::has_dev;
 
+/// Classify one free-form input string into the most specific query variant.
+///
+/// The current precedence is:
+/// IP address, MAC address, neighbor state, interface name, then plain text.
 pub async fn classify_query(q: String) -> QueryInput {
     let s = parse::extract_host(&q);
     if let Some(ip) = parse::parse_numeric_ipv4(s).or_else(|| s.parse::<IpAddr>().ok()) {

wakey-linux/src/dhcp.rs

@@ -5,6 +5,7 @@ use wakey_core::{DhcpLease, DhcpLeaseWithState};
 
 const MAC_NAME_CACHE: &str = "/tmp/wakey_mac_names.json";
 
+/// Load the MAC-to-name cache used to preserve useful names across lease churn.
 pub async fn load_mac_name_cache() -> io::Result<std::collections::BTreeMap<String, String>> {
     match tokio::fs::read_to_string(MAC_NAME_CACHE).await {
         Ok(s) => serde_json::from_str(&s).map_err(io::Error::other),
@@ -13,12 +14,14 @@ pub async fn load_mac_name_cache() -> io::Result<std::collections::BTreeMap<Stri
     }
 }
 
+/// Persist the MAC-to-name cache back to disk.
 async fn save_mac_name_cache(map: &std::collections::BTreeMap<String, String>) -> io::Result<()> {
     let s = serde_json::to_string(map).map_err(io::Error::other)?;
     let _ = tokio::fs::write(MAC_NAME_CACHE, s).await;
     Ok(())
 }
 
+/// Parse one `dnsmasq`-style DHCP lease line.
 pub fn parse_dhcp_lease_line(line: &str) -> Option<DhcpLease> {
     let mut c = line.split_whitespace();
     let expires_epoch: u64 = c.next()?.parse().ok()?;
@@ -33,6 +36,7 @@ pub fn parse_dhcp_lease_line(line: &str) -> Option<DhcpLease> {
     })
 }
 
+/// Read raw DHCP leases from `/tmp/dhcp.leases`.
 pub async fn read_dhcp_leases() -> io::Result<Vec<DhcpLease>> {
     match tokio::fs::read_to_string("/tmp/dhcp.leases").await {
         Ok(file) => Ok(file.lines().filter_map(parse_dhcp_lease_line).collect()),
@@ -41,6 +45,7 @@ pub async fn read_dhcp_leases() -> io::Result<Vec<DhcpLease>> {
     }
 }
 
+/// Read DHCP leases and fill missing names from the MAC-name cache.
 pub async fn read_dhcp_leases_with_names() -> io::Result<Vec<DhcpLease>> {
     let leases = read_dhcp_leases().await?;
     let mut cache = load_mac_name_cache().await.unwrap_or_default();
@@ -64,6 +69,7 @@ pub async fn read_dhcp_leases_with_names() -> io::Result<Vec<DhcpLease>> {
     Ok(leases_with_names)
 }
 
+/// Enrich DHCP leases with the best currently known neighbor state per IP.
 pub async fn enrich_leases_with_nud_state(leases: Vec<DhcpLease>) -> Vec<DhcpLeaseWithState> {
     let ips: Vec<IpAddr> = leases.iter().map(|l| l.ip).collect();
     let mut map: std::collections::HashMap<IpAddr, wakey_core::NeighborState> =

wakey-linux/src/wake.rs

@@ -5,6 +5,7 @@ use macaddr::MacAddr;
 use tokio::net::UdpSocket;
 use wakey_core::{WakeStatus, WakeTarget, WakeTargetResult};
 
+/// Wake target with the minimum fields needed to send a magic packet.
 #[derive(Debug, Clone, Copy, Hash)]
 pub struct CompleteWakeTarget {
     pub ip: IpAddr,
@@ -27,6 +28,7 @@ impl TryFrom<WakeTarget> for CompleteWakeTarget {
     }
 }
 
+/// Send one Wake-on-LAN magic packet to a complete target.
 pub async fn wake_one(sock: &UdpSocket, t: CompleteWakeTarget) -> WakeTargetResult {
     let mac = t.mac;
     let mb = mac.as_bytes();
@@ -60,6 +62,10 @@ pub async fn wake_one(sock: &UdpSocket, t: CompleteWakeTarget) -> WakeTargetResu
     }
 }
 
+/// Send Wake-on-LAN packets for many targets using one UDP socket.
+///
+/// Incomplete targets are not rejected with an error; they are returned as
+/// `WakeStatus::Incomplete` result rows.
 pub async fn wake_many(
     targets: impl IntoIterator<Item = WakeTarget>,
 ) -> io::Result<Vec<WakeTargetResult>> {