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@nickeldan
nickeldan / capture.c
Last active October 2, 2023 02:59
Capture packets with classic BPF
#include <errno.h>
#include <fcntl.h>
#include <net/bpf.h>
#include <net/if.h>
#include <netinet/in.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/ioctl.h>
@gsf
gsf / ubu-on-mac.md
Last active June 20, 2024 11:23
Ubuntu VM on macOS with QEMU

Ubuntu VM on macOS with QEMU

For work I have an Intel Core i5 MacBook. With the Docker Desktop license changes I looked into minikube and Multipass but both failed when I got on our VPN with Cisco AnyConnect due to bridged networking in hyperkit (see links at bottom).

I realized I would be happy SSHing into a local Linux VM but passed on VirtualBox to avoid depending on legacy system extensions. I landed on libvirt for the VM, then realized I could remove libvirt from the equation to finally end up at this quick, simple setup for an Ubuntu VM on macOS with QEMU.

First, install QEMU (see https://wiki.qemu.org/Hosts/Mac for other o