A toy project to create versions of popular Docker base images with cache disabled in package manager
Don't take it too seriously :)
Alpine:
docker pull andych/alpine-nocache
$ docker run -it --rm andych/alpine-nocache sh
/ # apk add python3
fetch http://dl-cdn.alpinelinux.org/alpine/v3.12/main/x86_64/APKINDEX.tar.gz
fetch http://dl-cdn.alpinelinux.org/alpine/v3.12/community/x86_64/APKINDEX.tar.gz
(1/10) Installing libbz2 (1.0.8-r1)
(2/10) Installing expat (2.2.9-r1)
(3/10) Installing libffi (3.3-r2)
(4/10) Installing gdbm (1.13-r1)
(5/10) Installing xz-libs (5.2.5-r0)
(6/10) Installing ncurses-terminfo-base (6.2_p20200523-r0)
(7/10) Installing ncurses-libs (6.2_p20200523-r0)
(8/10) Installing readline (8.0.4-r0)
(9/10) Installing sqlite-libs (3.32.1-r0)
(10/10) Installing python3 (3.8.3-r0)
Executing busybox-1.31.1-r16.trigger
OK: 53 MiB in 24 packages
/ # ls -al /var/cache/apk/
total 12
drwxr-xr-x 2 root root 4096 May 29 14:20 .
drwxr-xr-x 1 root root 4096 May 29 14:20 ..
/ #