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Add emit listener check and ghost file handling

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Oh64
2026-02-03 01:30:06 +01:00
parent 1037e5086a
commit 4f404a2179
1 changed files with 28 additions and 6 deletions
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34
src/util/util/Event.ts
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@@ -196,6 +196,8 @@ class UnixSocketListener {
const net = await import("net");
const fs = await import("fs");
// remove stale socket file if it exists
// can happen if there's a PID conflict (across containers/PID namespaces)
try {
if (fs.existsSync(this.socketPath)) {
fs.unlinkSync(this.socketPath);
@@ -312,6 +314,18 @@ class UnixSocketWriter {
delete this.clients[fullPath];
}
// check if it's actually a socket file (not a ghost/regular file)
try {
const stats = fs.statSync(fullPath);
if (!stats.isSocket()) {
console.log("[Events] Ignoring non-socket file:", fullPath);
return;
}
} catch (e) {
console.log("[Events] Cannot stat socket file:", fullPath);
return;
}
try {
this.clients[fullPath] = net.createConnection(fullPath, () => {
console.log("[Events] Unix socket client connected to", fullPath);
@@ -382,22 +396,30 @@ class UnixSocketWriter {
async emit(event: Event) {
if (!this.clients) throw new Error("UnixSocketWriter not initialized");
// check if there are any listeners
const clientCount = Object.entries(this.clients).length;
if (clientCount === 0) {
console.warn("[Events] Unix socket writer has no connected clients to emit to");
return;
}
const tsw = Stopwatch.startNew();
const payloadBuf = Buffer.from(JSON.stringify({ id: (event.guild_id || event.channel_id || event.user_id) as string, event }));
const lenBuf = Buffer.alloc(4);
lenBuf.writeUInt32BE(payloadBuf.length, 0);
const framed = Buffer.concat([lenBuf, payloadBuf]);
for (const socket of Object.entries(this.clients)) {
if (socket[1].destroyed) {
console.log("[Events] Unix socket writer found destroyed socket, removing:", socket[0]);
delete this.clients[socket[0]];
for (const [socketPath, socket] of Object.entries(this.clients)) {
if (socket.destroyed) {
console.log("[Events] Unix socket writer found destroyed socket, removing:", socketPath);
delete this.clients[socketPath];
continue;
}
try {
socket[1].write(framed);
socket.write(framed);
} catch (e) {
console.error("[Events] Unix socket writer failed to write to socket", socket[0], ":", e);
console.error("[Events] Unix socket writer failed to write to socket", socketPath, ":", e);
}
}