github.com/SagerNet/gvisor@v0.0.0-20210707092255-7731c139d75c/images/packetimpact/Dockerfile (about) 1 FROM ubuntu:focal 2 RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y \ 3 # iptables to disable OS native packet processing. 4 iptables \ 5 # nc to check that the posix_server is running. 6 netcat \ 7 # tcpdump to log brief packet sniffing. 8 tcpdump \ 9 # ip link show to display MAC addresses. 10 iproute2 \ 11 # tshark to log verbose packet sniffing. 12 tshark \ 13 # killall for cleanup. 14 psmisc \ 15 # qemu-system-x86 to emulate fuchsia. 16 qemu-system-x86 \ 17 # sha1sum to generate entropy. 18 libdigest-sha-perl