start

pub fn start(ws: *WebServer) error{AlreadyReported}!void {
    assert(ws.tcp_server == null);
    assert(ws.serve_thread == null);

    ws.tcp_server = ws.listen_address.listen(.{ .reuse_address = true }) catch |err| {
        log.err("failed to listen to port {d}: {s}", .{ ws.listen_address.getPort(), @errorName(err) });
        return error.AlreadyReported;
    };
    ws.serve_thread = std.Thread.spawn(.{}, serve, .{ws}) catch |err| {
        log.err("unable to spawn web server thread: {s}", .{@errorName(err)});
        ws.tcp_server.?.deinit();
        ws.tcp_server = null;
        return error.AlreadyReported;
    };

    log.info("web interface listening at http://{f}/", .{ws.tcp_server.?.listen_address});
    if (ws.listen_address.getPort() == 0) {
        log.info("hint: pass '--webui={f}' to use the same port next time", .{ws.tcp_server.?.listen_address});
    }
}