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-rw-r--r--src/detect.rs60
-rw-r--r--src/server/autodetect.rs49
-rw-r--r--src/server/headless.rs44
-rw-r--r--src/update.rs4
-rw-r--r--tests/multi_client.rs8
-rw-r--r--tests/support/mod.rs8
6 files changed, 128 insertions, 45 deletions
diff --git a/src/detect.rs b/src/detect.rs
index 55a7b2a5..4a0b8e7a 100644
--- a/src/detect.rs
+++ b/src/detect.rs
@@ -582,21 +582,38 @@ pub fn foreground_job(child_pid: u32) -> Option<crate::platform::ForegroundJob>
fn normalized_process_name(process: &crate::platform::ForegroundProcess) -> String {
let effective = process.argv0.as_deref().unwrap_or(&process.name);
let lower_effective = effective.to_lowercase();
- let lower_cmdline = process
- .cmdline
- .as_deref()
- .unwrap_or_default()
- .to_lowercase();
-
- if lower_effective == "node"
- && (lower_cmdline.contains("/codex") || lower_cmdline.contains("@openai/codex"))
- {
- return "codex".to_string();
+
+ if is_generic_runtime_or_shell(&lower_effective) {
+ if let Some(wrapped_agent) =
+ wrapped_agent_name_from_cmdline(process.cmdline.as_deref().unwrap_or_default())
+ {
+ return wrapped_agent;
+ }
}
effective.to_string()
}
+fn wrapped_agent_name_from_cmdline(cmdline: &str) -> Option<String> {
+ for token in cmdline.split_whitespace() {
+ let trimmed = token.trim_matches(|c| matches!(c, '"' | '\''));
+ if trimmed.is_empty() || trimmed.starts_with('-') {
+ continue;
+ }
+
+ let basename = std::path::Path::new(trimmed)
+ .file_name()
+ .and_then(|name| name.to_str())
+ .unwrap_or(trimmed);
+ let Some(agent) = parse_agent_label(basename) else {
+ continue;
+ };
+ return Some(agent_label(agent).to_string());
+ }
+
+ None
+}
+
fn process_priority(process: &crate::platform::ForegroundProcess, normalized_name: &str) -> u8 {
let lower_name = normalized_name.to_lowercase();
if lower_name != process.name.to_lowercase() {
@@ -699,6 +716,29 @@ mod tests {
);
}
+ #[test]
+ fn identify_agent_in_job_detects_shell_wrapped_pi() {
+ let job = crate::platform::ForegroundJob {
+ process_group_id: 123,
+ processes: vec![crate::platform::ForegroundProcess {
+ pid: 1,
+ name: "sh".to_string(),
+ argv0: None,
+ cmdline: Some("/bin/sh /tmp/test-bin/pi".to_string()),
+ }],
+ };
+
+ assert_eq!(
+ identify_agent_in_job(&job),
+ Some((Agent::Pi, "pi".to_string()))
+ );
+ }
+
+ #[test]
+ fn wrapped_agent_name_from_cmdline_ignores_plain_shell_flags() {
+ assert_eq!(wrapped_agent_name_from_cmdline("bash -lc"), None);
+ }
+
// ---- Workspace state rollup ----
// ---- No agent → Unknown ----
diff --git a/src/server/autodetect.rs b/src/server/autodetect.rs
index b0ca2a2e..c4a07a2d 100644
--- a/src/server/autodetect.rs
+++ b/src/server/autodetect.rs
@@ -189,40 +189,37 @@ mod tests {
use super::*;
use std::os::unix::net::UnixListener;
- fn temp_socket_path(name: &str) -> std::path::PathBuf {
- let unique = format!(
- "herdr-autodetect-test-{}-{}-{}",
- name,
- std::process::id(),
- std::time::SystemTime::now()
- .duration_since(std::time::UNIX_EPOCH)
- .unwrap()
- .as_nanos()
- );
- std::env::temp_dir().join(unique).join("test.sock")
+ fn unique_test_dir(name: &str) -> std::path::PathBuf {
+ let nanos = std::time::SystemTime::now()
+ .duration_since(std::time::UNIX_EPOCH)
+ .unwrap()
+ .as_nanos();
+ std::path::PathBuf::from(format!("/tmp/ha-{name}-{}-{nanos}", std::process::id()))
}
#[test]
fn is_server_listening_returns_false_for_nonexistent_path() {
- let path = temp_socket_path("nonexistent");
+ let dir = unique_test_dir("nonexistent");
+ let path = dir.join("s.sock");
assert!(!is_server_listening_at(&path));
}
#[test]
fn is_server_listening_returns_true_for_live_socket() {
- let dir = temp_socket_path("live");
+ let dir = unique_test_dir("live");
std::fs::create_dir_all(&dir).unwrap();
- let path = dir.join("test.sock");
+ let path = dir.join("s.sock");
let _listener = UnixListener::bind(&path).unwrap();
assert!(is_server_listening_at(&path));
+ let _ = std::fs::remove_dir_all(dir);
}
#[test]
fn is_server_listening_returns_false_for_stale_socket() {
- let dir = temp_socket_path("stale");
+ let dir = unique_test_dir("stale");
std::fs::create_dir_all(&dir).unwrap();
- let path = dir.join("test.sock");
+ let path = dir.join("s.sock");
// Create a socket and immediately drop the listener.
// This leaves a stale socket file with nobody listening.
@@ -232,13 +229,14 @@ mod tests {
// The socket file exists but nobody is listening.
assert!(!is_server_listening_at(&path));
+ let _ = std::fs::remove_dir_all(dir);
}
#[test]
fn is_server_listening_returns_false_when_listener_dropped() {
- let dir = temp_socket_path("dropped");
+ let dir = unique_test_dir("dropped");
std::fs::create_dir_all(&dir).unwrap();
- let path = dir.join("test.sock");
+ let path = dir.join("s.sock");
// Bind and immediately drop the listener.
drop(UnixListener::bind(&path).unwrap());
@@ -251,34 +249,36 @@ mod tests {
#[test]
fn wait_for_server_socket_succeeds_immediately() {
- let dir = temp_socket_path("wait-ok");
+ let dir = unique_test_dir("wait-ok");
std::fs::create_dir_all(&dir).unwrap();
- let path = dir.join("test.sock");
+ let path = dir.join("s.sock");
let _listener = UnixListener::bind(&path).unwrap();
// Should succeed immediately (socket is already ready).
let result = wait_for_server_socket(&path, Duration::from_millis(100));
assert!(result.is_ok());
+ let _ = std::fs::remove_dir_all(dir);
}
#[test]
fn wait_for_server_socket_times_out() {
- let dir = temp_socket_path("wait-timeout");
+ let dir = unique_test_dir("wait-timeout");
std::fs::create_dir_all(&dir).unwrap();
- let path = dir.join("test.sock");
+ let path = dir.join("s.sock");
// No listener — should time out.
let result = wait_for_server_socket(&path, Duration::from_millis(50));
assert!(result.is_err());
assert_eq!(result.unwrap_err().kind(), io::ErrorKind::TimedOut);
+ let _ = std::fs::remove_dir_all(dir);
}
#[test]
fn wait_for_server_socket_succeeds_after_delay() {
- let dir = temp_socket_path("wait-delay");
+ let dir = unique_test_dir("wait-delay");
std::fs::create_dir_all(&dir).unwrap();
- let path = dir.join("test.sock");
+ let path = dir.join("s.sock");
// Spawn a thread that will create the listener after a short delay.
let path_clone = path.clone();
@@ -292,5 +292,6 @@ mod tests {
// Wait with a generous timeout — should succeed.
let result = wait_for_server_socket(&path, Duration::from_secs(2));
assert!(result.is_ok());
+ let _ = std::fs::remove_dir_all(dir);
}
}
diff --git a/src/server/headless.rs b/src/server/headless.rs
index d08a0ad0..9d53145b 100644
--- a/src/server/headless.rs
+++ b/src/server/headless.rs
@@ -91,6 +91,15 @@ const HANDSHAKE_TIMEOUT: Duration = Duration::from_secs(4);
/// Maximum input payload size (bytes) for a single `ClientMessage::Input`.
const MAX_INPUT_PAYLOAD: usize = 1024 * 1024; // 1 MB
+/// How often the idle headless loop wakes to poll the std UnixListener for new
+/// client connections.
+///
+/// The listener is non-blocking and not integrated into `tokio::select!`, so
+/// a low-frequency wake is required to notice new thin-client attaches while
+/// otherwise idle. Keep this much slower than the old resize-poll cadence to
+/// avoid reintroducing the idle CPU spin.
+const CLIENT_ACCEPT_POLL_INTERVAL: Duration = Duration::from_millis(250);
+
// ---------------------------------------------------------------------------
// Socket path helpers
// ---------------------------------------------------------------------------
@@ -479,7 +488,11 @@ impl HeadlessServer {
}
// 8. Wait for next event.
- let next_deadline = self.app.next_headless_loop_deadline(now, needs_render);
+ let next_deadline = self
+ .app
+ .next_headless_loop_deadline(now, needs_render)
+ .map(|deadline| deadline.min(now + CLIENT_ACCEPT_POLL_INTERVAL))
+ .or(Some(now + CLIENT_ACCEPT_POLL_INTERVAL));
let event = {
tokio::select! {
maybe_api = self.app.api_rx.recv() => match maybe_api {
@@ -1018,6 +1031,13 @@ impl HeadlessServer {
}
ServerEvent::ClientInput { client_id, data } => {
debug!(client_id, len = data.len(), "client input received");
+ if let Some(client) = self.clients.get_mut(&client_id) {
+ // Ensure the next render after client input is delivered even if the
+ // current frame buffer still compares equal. Input can change cursor or
+ // PTY state asynchronously, and thin clients should not stall waiting for
+ // a post-input frame behind identical-frame dedupe.
+ client.last_frame = None;
+ }
let events = crate::raw_input::parse_raw_input_bytes_sync(&data);
let interaction = Self::events_include_interaction(&events);
let foreground_changed = if interaction {
@@ -1862,6 +1882,7 @@ mod tests {
));
let _ = fs::create_dir_all(&dir);
let socket_path = dir.join("client.sock");
+ let _ = fs::remove_file(&socket_path);
let listener = UnixListener::bind(&socket_path).expect("bind test listener");
listener
.set_nonblocking(true)
@@ -1962,8 +1983,8 @@ mod tests {
#[test]
fn prepare_socket_path_removes_stale_socket() {
- let dir = std::env::temp_dir().join(format!(
- "hs-{}-{}",
+ let dir = PathBuf::from(format!(
+ "/tmp/hs-{}-{}",
std::process::id(),
std::time::SystemTime::now()
.duration_since(std::time::UNIX_EPOCH)
@@ -1974,8 +1995,17 @@ mod tests {
let socket_path = dir.join("stale.sock");
// Create a socket file that nobody is listening on.
- let _ = UnixListener::bind(&socket_path);
- // The listener goes out of scope, so the socket becomes stale.
+ {
+ let _listener = UnixListener::bind(&socket_path).expect("bind stale socket");
+ }
+ // The listener scope ended, so the socket is now stale.
+ let deadline = std::time::Instant::now() + Duration::from_secs(1);
+ while std::time::Instant::now() < deadline {
+ if std::os::unix::net::UnixStream::connect(&socket_path).is_err() {
+ break;
+ }
+ std::thread::sleep(Duration::from_millis(10));
+ }
// prepare_socket_path should remove it without error.
let result = prepare_socket_path(&socket_path);
@@ -1989,8 +2019,8 @@ mod tests {
#[test]
fn prepare_socket_path_rejects_live_socket() {
- let dir = std::env::temp_dir().join(format!(
- "hl-{}-{}",
+ let dir = PathBuf::from(format!(
+ "/tmp/hl-{}-{}",
std::process::id(),
std::time::SystemTime::now()
.duration_since(std::time::UNIX_EPOCH)
diff --git a/src/update.rs b/src/update.rs
index ed592ac7..1183a7eb 100644
--- a/src/update.rs
+++ b/src/update.rs
@@ -528,8 +528,8 @@ mod tests {
.duration_since(std::time::UNIX_EPOCH)
.unwrap()
.as_nanos();
- std::env::temp_dir().join(format!(
- "herdr-update-{name}-{}-{nanos}.sock",
+ std::path::PathBuf::from(format!(
+ "/tmp/hu-{name}-{}-{nanos}.sock",
std::process::id()
))
}
diff --git a/tests/multi_client.rs b/tests/multi_client.rs
index dee24f08..46eca891 100644
--- a/tests/multi_client.rs
+++ b/tests/multi_client.rs
@@ -63,7 +63,13 @@ fn cleanup_spawned_herdr(spawned: SpawnedHerdr, base: PathBuf) {
fn wait_for_child_exit(child: &mut Box<dyn Child + Send + Sync>) {
let _ = child.kill();
- let _ = child.wait();
+ let deadline = Instant::now() + Duration::from_secs(5);
+ while Instant::now() < deadline {
+ if child.try_wait().ok().flatten().is_some() {
+ return;
+ }
+ thread::sleep(Duration::from_millis(25));
+ }
}
fn test_lock() -> MutexGuard<'static, ()> {
diff --git a/tests/support/mod.rs b/tests/support/mod.rs
index 567db154..7342fde3 100644
--- a/tests/support/mod.rs
+++ b/tests/support/mod.rs
@@ -206,7 +206,13 @@ fn iter_worktree_server_pids() -> std::io::Result<Vec<u32>> {
let own_pid = std::process::id();
let mut pids = Vec::new();
- for entry in fs::read_dir("/proc")? {
+ let proc_entries = match fs::read_dir("/proc") {
+ Ok(entries) => entries,
+ Err(err) if err.kind() == std::io::ErrorKind::NotFound => return Ok(Vec::new()),
+ Err(err) => return Err(err),
+ };
+
+ for entry in proc_entries {
let entry = entry?;
let file_name = entry.file_name();
let Some(pid) = file_name.to_str().and_then(|name| name.parse::<u32>().ok()) else {