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Slower, but probably more correct

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Robby Zambito
2026-01-01 17:21:17 +00:00
parent ca95c9a06c
commit 86558986ef
1 changed files with 12 additions and 10 deletions
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12
src/server/main.zig
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@@ -97,10 +97,11 @@ fn addClient(server: *Server, allocator: std.mem.Allocator, id: usize, client: *
fn removeClient(server: *Server, io: std.Io, allocator: std.mem.Allocator, id: usize) void { fn removeClient(server: *Server, io: std.Io, allocator: std.mem.Allocator, id: usize) void {
server.subs_lock.lockUncancelable(io); server.subs_lock.lockUncancelable(io);
defer server.subs_lock.unlock(io); defer server.subs_lock.unlock(io);
_ = server.clients.remove(id); if (server.clients.remove(id)) {
const len = server.subscriptions.items.len; const len = server.subscriptions.items.len;
for (0..len) |i| { for (0..len) |from_end| {
const sub = server.subscriptions.items[len - i - 1]; const i = len - from_end - 1;
const sub = server.subscriptions.items[i];
if (sub.client_id == id) { if (sub.client_id == id) {
allocator.free(sub.sid); allocator.free(sub.sid);
allocator.free(sub.subject); allocator.free(sub.subject);
@@ -108,6 +109,7 @@ fn removeClient(server: *Server, io: std.Io, allocator: std.mem.Allocator, id: u
} }
} }
} }
}
fn handleConnection( fn handleConnection(
server: *Server, server: *Server,
@@ -138,7 +140,7 @@ fn handleConnection(
try server.addClient(server_allocator, id, &client); try server.addClient(server_allocator, id, &client);
defer server.removeClient(io, server_allocator, id); defer server.removeClient(io, server_allocator, id);
var qbuf: [1024]Message = undefined; var qbuf: [16]Message = undefined;
var queue: std.Io.Queue(Message) = .init(&qbuf); var queue: std.Io.Queue(Message) = .init(&qbuf);
var client_task = try io.concurrent(Client.start, .{ &client, io, server_allocator, &queue }); var client_task = try io.concurrent(Client.start, .{ &client, io, server_allocator, &queue });
@@ -207,7 +209,7 @@ fn publishMessage(server: *Server, io: std.Io, alloc: std.mem.Allocator, source_
for (server.subscriptions.items) |subscription| { for (server.subscriptions.items) |subscription| {
if (subjectMatches(subscription.subject, msg.subject)) { if (subjectMatches(subscription.subject, msg.subject)) {
const client = server.clients.get(subscription.client_id) orelse { const client = server.clients.get(subscription.client_id) orelse {
std.debug.print("trying to publish to a client that no longer exists: {d}", .{subscription.client_id}); std.debug.print("trying to publish to a client that no longer exists: {d}\n", .{subscription.client_id});
continue; continue;
}; };
client.send(io, .{ .msg = .{ client.send(io, .{ .msg = .{