feat(daemon): add support for daemon on windows (#2014)

* fix: gracefully exit on windows

* feat(daemon): tcp support for windows

* feat(daemon): add tcp port configuration

* fix: logging and fix compiler error

* docs: add build dependency to the readme

fix(docs): move a line up

* fix: missing field error

* docs: adds the daemon section to the default config

* fix: clippy and fmt

* feat: Update README.md

Co-authored-by: Ellie Huxtable <ellie@elliehuxtable.com>

* refactor: changes tcp port and other stuff as per request

* fix(config): update default tcp port in example config

* fix: complier error on unix

* refactor: make the cfg stuff look better

---------

Co-authored-by: Ellie Huxtable <ellie@elliehuxtable.com>

5 files changed, 107 insertions, 24 deletions

diff --git a/crates/atuin-client/config.toml b/crates/atuin-client/config.toml
index 50db6952..1de7308c 100644
--- a/crates/atuin-client/config.toml
+++ b/crates/atuin-client/config.toml
@@ -210,3 +210,18 @@ records = true
 ## auto: length of the selected command.
 ## static: length of the longest command stored in the history.
 # strategy = "auto"
+
+[daemon]
+## Enables using the daemon to sync. Requires the daemon to be running in the background. Start it with `atuin daemon`
+# enabled = false
+
+## How often the daemon should sync in seconds
+# sync_frequency = 300
+
+## The path to the unix socket used by the daemon (on unix systems)
+## linux/mac: ~/.local/share/atuin/atuin.sock
+## windows: Not Supported
+# socket_path = "~/atuin.sock"
+
+## The port that should be used for TCP on non unix systems
+# tcp_port = 8889
diff --git a/crates/atuin-client/src/settings.rs b/crates/atuin-client/src/settings.rs
index ad7f95fc..ed1c0a29 100644
--- a/crates/atuin-client/src/settings.rs
+++ b/crates/atuin-client/src/settings.rs
@@ -353,6 +353,9 @@ pub struct Daemon {
 
     /// The path to the unix socket used by the daemon
     pub socket_path: String,
+
+    /// The port that should be used for TCP on non unix systems
+    pub tcp_port: u64,
 }
 
 impl Default for Preview {
@@ -369,6 +372,7 @@ impl Default for Daemon {
             enabled: false,
             sync_frequency: 300,
             socket_path: "".to_string(),
+            tcp_port: 8889,
         }
     }
 }
@@ -706,6 +710,7 @@ impl Settings {
             .set_default("daemon.sync_frequency", 300)?
             .set_default("daemon.enabled", false)?
             .set_default("daemon.socket_path", socket_path.to_str())?
+            .set_default("daemon.tcp_port", 8889)?
             .set_default(
                 "prefers_reduced_motion",
                 std::env::var("NO_MOTION")
diff --git a/crates/atuin-daemon/src/client.rs b/crates/atuin-daemon/src/client.rs
index a832f9a9..f3fecdbc 100644
--- a/crates/atuin-daemon/src/client.rs
+++ b/crates/atuin-daemon/src/client.rs
@@ -1,8 +1,12 @@
 use eyre::{eyre, Result};
-use tokio::net::UnixStream;
+#[cfg(windows)]
+use tokio::net::TcpStream;
 use tonic::transport::{Channel, Endpoint, Uri};
 use tower::service_fn;
 
+#[cfg(unix)]
+use tokio::net::UnixStream;
+
 use atuin_client::history::History;
 
 use crate::history::{
@@ -15,6 +19,7 @@ pub struct HistoryClient {
 
 // Wrap the grpc client
 impl HistoryClient {
+    #[cfg(unix)]
     pub async fn new(path: String) -> Result<Self> {
         let channel = Endpoint::try_from("http://atuin_local_daemon:0")?
             .connect_with_connector(service_fn(move |_: Uri| {
@@ -30,6 +35,21 @@ impl HistoryClient {
         Ok(HistoryClient { client })
     }
 
+    #[cfg(not(unix))]
+    pub async fn new(port: u64) -> Result<Self> {
+        let channel = Endpoint::try_from("http://atuin_local_daemon:0")?
+            .connect_with_connector(service_fn(move |_: Uri| {
+                let url = format!("127.0.0.1:{}", port);
+                TcpStream::connect(url)
+            }))
+            .await
+            .map_err(|_| eyre!("failed to connect to local atuin daemon. Is it running?"))?;
+
+        let client = HistoryServiceClient::new(channel);
+
+        Ok(HistoryClient { client })
+    }
+
     pub async fn start_history(&mut self, h: History) -> Result<String> {
         let req = StartHistoryRequest {
             command: h.command,
diff --git a/crates/atuin-daemon/src/server.rs b/crates/atuin-daemon/src/server.rs
index 72305737..77824f60 100644
--- a/crates/atuin-daemon/src/server.rs
+++ b/crates/atuin-daemon/src/server.rs
@@ -13,8 +13,6 @@ use atuin_client::database::{Database, Sqlite as HistoryDatabase};
 use atuin_client::history::{History, HistoryId};
 use dashmap::DashMap;
 use eyre::Result;
-use tokio::net::UnixListener;
-use tokio_stream::wrappers::UnixListenerStream;
 use tonic::{transport::Server, Request, Response, Status};
 
 use crate::history::history_server::{History as HistorySvc, HistoryServer};
@@ -134,6 +132,7 @@ impl HistorySvc for HistoryService {
     }
 }
 
+#[cfg(unix)]
 async fn shutdown_signal(socket: PathBuf) {
     let mut term = tokio::signal::unix::signal(tokio::signal::unix::SignalKind::terminate())
         .expect("failed to register sigterm handler");
@@ -150,6 +149,52 @@ async fn shutdown_signal(socket: PathBuf) {
     eprintln!("Shutting down...");
 }
 
+#[cfg(windows)]
+async fn shutdown_signal() {
+    tokio::signal::windows::ctrl_c()
+        .expect("failed to register signal handler")
+        .recv()
+        .await;
+    eprintln!("Shutting down...");
+}
+
+#[cfg(unix)]
+async fn start_server(settings: Settings, history: HistoryService) -> Result<()> {
+    use tokio::net::UnixListener;
+    use tokio_stream::wrappers::UnixListenerStream;
+
+    let socket = settings.daemon.socket_path.clone();
+
+    let uds = UnixListener::bind(socket.clone())?;
+    let uds_stream = UnixListenerStream::new(uds);
+
+    tracing::info!("listening on unix socket {:?}", socket);
+    Server::builder()
+        .add_service(HistoryServer::new(history))
+        .serve_with_incoming_shutdown(uds_stream, shutdown_signal(socket.into()))
+        .await?;
+    Ok(())
+}
+
+#[cfg(not(unix))]
+async fn start_server(settings: Settings, history: HistoryService) -> Result<()> {
+    use tokio::net::TcpListener;
+    use tokio_stream::wrappers::TcpListenerStream;
+
+    let port = settings.daemon.tcp_port;
+    let url = format!("127.0.0.1:{}", port);
+    let tcp = TcpListener::bind(url).await?;
+    let tcp_stream = TcpListenerStream::new(tcp);
+
+    tracing::info!("listening on tcp port {:?}", port);
+
+    Server::builder()
+        .add_service(HistoryServer::new(history))
+        .serve_with_incoming_shutdown(tcp_stream, shutdown_signal())
+        .await?;
+    Ok(())
+}
+
 // break the above down when we end up with multiple services
 
 /// Listen on a unix socket
@@ -168,12 +213,6 @@ pub async fn listen(
 
     let history = HistoryService::new(history_store.clone(), history_db.clone());
 
-    let socket = settings.daemon.socket_path.clone();
-    let uds = UnixListener::bind(socket.clone())?;
-    let uds_stream = UnixListenerStream::new(uds);
-
-    tracing::info!("listening on unix socket {:?}", socket);
-
     // start services
     tokio::spawn(sync::worker(
         settings.clone(),
@@ -182,10 +221,5 @@ pub async fn listen(
         history_db,
     ));
 
-    Server::builder()
-        .add_service(HistoryServer::new(history))
-        .serve_with_incoming_shutdown(uds_stream, shutdown_signal(socket.into()))
-        .await?;
-
-    Ok(())
+    start_server(settings, history).await
 }
diff --git a/crates/atuin/src/command/client/history.rs b/crates/atuin/src/command/client/history.rs
index f966c302..9d1453fc 100644
--- a/crates/atuin/src/command/client/history.rs
+++ b/crates/atuin/src/command/client/history.rs
@@ -315,11 +315,15 @@ impl Cmd {
         }
 
         if settings.daemon.enabled {
-            let resp =
-                atuin_daemon::client::HistoryClient::new(settings.daemon.socket_path.clone())
-                    .await?
-                    .start_history(h)
-                    .await?;
+            let resp = atuin_daemon::client::HistoryClient::new(
+                #[cfg(not(unix))]
+                settings.daemon.tcp_port,
+                #[cfg(unix)]
+                settings.daemon.socket_path.clone(),
+            )
+            .await?
+            .start_history(h)
+            .await?;
 
             // print the ID
             // we use this as the key for calling end
@@ -350,10 +354,15 @@ impl Cmd {
         // We will need to keep the old code around for a while.
         // At the very least, while this is opt-in
         if settings.daemon.enabled {
-            atuin_daemon::client::HistoryClient::new(settings.daemon.socket_path.clone())
-                .await?
-                .end_history(id.to_string(), duration.unwrap_or(0), exit)
-                .await?;
+            let resp = atuin_daemon::client::HistoryClient::new(
+                #[cfg(not(unix))]
+                settings.daemon.tcp_port,
+                #[cfg(unix)]
+                settings.daemon.socket_path.clone(),
+            )
+            .await?
+            .end_history(id.to_string(), duration.unwrap_or(0), exit)
+            .await?;
 
             return Ok(());
         }