logging.yml

# Simple example of using an external logging service
kernel:
  image: linuxkit/kernel:5.10.104
  cmdline: "console=tty0 console=ttyS0 console=ttyAMA0"
init:
  - linuxkit/init:144c9cee8aed9e30a16940f2bf1d3813883aceda
  - linuxkit/runc:436357ce16dd663e24f595bcec26d5ae476c998e
  - linuxkit/containerd:d445de33c7f08470187b068d247b1c0dea240f0a
  - linuxkit/ca-certificates:4de36e93dc87f7ccebd20db616ed10d381911d32
  - linuxkit/memlogd:cf7ea20e6b68aacaa888aa178f267dcad602ed05
onboot:
  - name: sysctl
    image: linuxkit/sysctl:a88a50c104d538b58da5e1441f6f0b4b738f76a6
  - name: dhcpcd
    image: linuxkit/dhcpcd:2a8ed08fea442909ba10f950d458191ed3647115
    command: ["/sbin/dhcpcd", "--nobackground", "-f", "/dhcpcd.conf", "-1"]
services:
# Inside the getty type `/proc/1/root/usr/bin/logread -F` to follow the log
  - name: getty
    image: linuxkit/getty:06f34bce0facea79161566d67345c3ea49965437
    env:
     - INSECURE=true
# A service which generates log messages for testing
  - name: write-to-the-logs
    image: alpine:3.13
    command: ["/bin/sh", "-c", "while /bin/true; do echo hello $(date); sleep 1; done" ]
  - name: write-and-rotate-logs
    image: linuxkit/logwrite:107c407b3443fb04eb0a6f69182653836c4e62f9
  - name: kmsg
    image: linuxkit/kmsg:ba81a0a3029b4bb7ee455f73892da9667397ca5b