1 files changed, 36 insertions, 0 deletions
diff --git a/src/bin/rbw-agent/sock.rs b/src/bin/rbw-agent/sock.rs
new file mode 100644
index 0000000..73ad5c2
--- /dev/null
+++ b/src/bin/rbw-agent/sock.rs
@@ -0,0 +1,36 @@
+use tokio::io::{AsyncBufReadExt as _, AsyncWriteExt as _};
+
+pub struct Sock(tokio::net::UnixStream);
+
+impl Sock {
+    pub fn new(s: tokio::net::UnixStream) -> Self {
+        Self(s)
+    }
+
+    pub async fn send(&mut self, res: &rbw::agent::Response) {
+        let Self(sock) = self;
+        sock.write_all(serde_json::to_string(res).unwrap().as_bytes())
+            .await
+            .unwrap();
+        sock.write_all(b"\n").await.unwrap();
+    }
+
+    pub async fn recv(&mut self) -> rbw::agent::Request {
+        let Self(sock) = self;
+        let mut buf = tokio::io::BufStream::new(sock);
+        let mut line = String::new();
+        buf.read_line(&mut line).await.unwrap();
+        serde_json::from_str(&line).unwrap()
+    }
+}
+
+pub fn listen() -> anyhow::Result<tokio::net::UnixListener> {
+    let runtime_dir = rbw::dirs::runtime_dir();
+    std::fs::create_dir_all(&runtime_dir)?;
+
+    let path = runtime_dir.join("socket");
+    std::fs::remove_file(&path)?;
+    let sock = tokio::net::UnixListener::bind(&path)?;
+    log::debug!("listening on socket {}", path.to_string_lossy());
+    Ok(sock)
+}