Android termux免root安装docker

apt install qemu-utils qemu-common qemu-system-x86_64-headless

mkdir alpine && cd $_
wget http://dl-cdn.alpinelinux.org/alpine/v3.12/releases/x86_64/alpine-virt-3.12.3-x86_64.iso

qemu-img create -f qcow2 alpine.img 5G

qemu-system-x86_64 -machine q35 -m 1024 -smp cpus=2 -cpu qemu64 \
  -drive if=pflash,format=raw,read-only,file=$PREFIX/share/qemu/edk2-x86_64-code.fd \
  -netdev user,id=n1,hostfwd=tcp::2222-:22 -device virtio-net,netdev=n1 \
  -cdrom alpine-virt-3.12.3-x86_64.iso \
  -nographic alpine.img

setup-interfaces
ifup eth0

sed -i -E 's/(local kernel_opts)=.*/\1="console=ttyS0"/' /sbin/setup-disk

vi answerfile

KEYMAPOPTS="us us"
HOSTNAMEOPTS="-n alpine"
INTERFACESOPTS="auto lo
iface lo inet loopback
auto eth0
iface eth0 inet dhcp
    hostname alpine
"
TIMEZONEOPTS="-z UTC"
PROXYOPTS="none"
APKREPOSOPTS="http://dl-cdn.alpinelinux.org/alpine/v3.12/main http://dl-cdn.alpinelinux.org/alpine/v3.12/community"
SSHDOPTS="-c openssh"
NTPOPTS="-c busybox"
DISKOPTS="-v -m sys -s 0 /dev/sda"

setup-alpine -f answerfile

poweroff

qemu-system-x86_64 -machine q35 -m 2048 -smp cpus=2 -cpu qemu64 \
  -drive if=pflash,format=raw,read-only=on,file=$PREFIX/share/qemu/edk2-x86_64-code.fd \
  -netdev user,id=n1,hostfwd=tcp::2222-:22,hostfwd=tcp::8081-:80 -device virtio-net,netdev=n1 \
  -nographic alpine.img

apk update && apk add docker
service docker start
rc-update add docker