docker-diff
Installation
On macOS via Homebrew
brew install moul/moul/docker-diff
Or brew tap moul/moul and then brew install docker-diff
Linux
zsh
sudo git clone https://github.com/moul/docker-diff /opt/docker-diff
sudo ln -s /opt/docker-diff/docker-diff /usr/local/bin
echo "source /opt/docker-diff/docker-diff-completion" >> ~/.zshrc
source ~/.zshrcUsage
Comparing changes between alpine:3.2 and alpine:3.3.
$ ./docker-diff alpine:3.2 alpine:3.37,8c7
< ---s--x--x 9944 bin/bbsuid
< -rwxr-xr-x 800936 bin/busybox
---
> -rwxr-xr-x 809128 bin/busybox
63d61
< lrwxrwxrwx 0 bin/rc-status
82d79
< -rwxr-xr-x 9872 bin/uniso
92,94d88
< drwxr-xr-x 0 etc/acpi/
< drwxr-xr-x 0 etc/acpi/PWRF/
< -rwxr-xr-x 19 etc/acpi/PWRF/00000080
105,106c99,100
< -rw-r--r-- 45 etc/apk/repositories
< -rw-r--r-- 12 etc/apk/world
---
> -rw-r--r-- 95 etc/apk/repositories
> -rw-r--r-- 51 etc/apk/world
108,129d101
< -rw-r--r-- 328 etc/conf.d/bootmisc
< -rw-r--r-- 876 etc/conf.d/consolefont
< -rw-r--r-- 55 etc/conf.d/cron
< -rw-r--r-- 348 etc/conf.d/devfs
< -rw-r--r-- 117 etc/conf.d/dmesg
< -rw-r--r-- 1402 etc/conf.d/fsck
< -rw-r--r-- 59 etc/conf.d/hostname
< -rw-r--r-- 857 etc/conf.d/hwclock
< -rw-r--r-- 911 etc/conf.d/keymaps
< -rw-r--r-- 105 etc/conf.d/killprocs
< -rw-r--r-- 14 etc/conf.d/klogd
< -rw-r--r-- 121 etc/conf.d/localmount
< -rw-r--r-- 124 etc/conf.d/modloop
< -rw-r--r-- 898 etc/conf.d/modules
< -rw-r--r-- 1335 etc/conf.d/netmount
< -rw-r--r-- 106 etc/conf.d/ntpd
< -rw-r--r-- 48 etc/conf.d/rdate
< -rw-r--r-- 357 etc/conf.d/staticroute
< -rw-r--r-- 16 etc/conf.d/syslog
< -rw-r--r-- 76 etc/conf.d/tmpfiles
< -rw-r--r-- 282 etc/conf.d/urandom
< -rw-r--r-- 40 etc/conf.d/watchdog
131c103
< -rw-r--r-- 283 etc/crontabs/root
---
> -rw------- 283 etc/crontabs/root
133c105
< -rw-r--r-- 810 etc/group
---
> -rw-r--r-- 683 etc/group
137,185c109
[...]Comparing changes between ubuntu:wily and ubuntu-debootstrap:wily.
$ ./docker-diff ubuntu:wily ubuntu-debootstrap:wily
Unable to find image 'ubuntu:wily' locally
wily: Pulling from library/ubuntu
cde2d46a079b: Pulling fs layer
e189717d7053: Pulling fs layer
7147b2632305: Pulling fs layer
d8a164f81acc: Pulling fs layer
7147b2632305: Verifying Checksum
7147b2632305: Download complete
e189717d7053: Verifying Checksum
e189717d7053: Download complete
d8a164f81acc: Verifying Checksum
d8a164f81acc: Download complete
cde2d46a079b: Verifying Checksum
cde2d46a079b: Download complete
cde2d46a079b: Pull complete
e189717d7053: Pull complete
7147b2632305: Pull complete
d8a164f81acc: Pull complete
Digest: sha256:f399d4101e8e41196b9bc58a96e63d17e3d5fcef702df2bda05e166dc3b5ac3c
Status: Downloaded newer image for ubuntu:wily
Unable to find image 'ubuntu-debootstrap:wily' locally
wily: Pulling from library/ubuntu-debootstrap
15b60992a765: Pulling fs layer
56590e6e34d5: Pulling fs layer
56590e6e34d5: Verifying Checksum
56590e6e34d5: Download complete
15b60992a765: Verifying Checksum
15b60992a765: Download complete
15b60992a765: Pull complete
56590e6e34d5: Pull complete
Digest: sha256:0d464ac0c99ecb124f5cc078b2f3db5e33699d030d90c27164af38a721a2b7f2
Status: Downloaded newer image for ubuntu-debootstrap:wily
...13,14c13,14
< -rwxr-xr-x 101928 bin/df
< -rwxr-xr-x 118272 bin/dir
---
> -rwxr-xr-x 101960 bin/df
> -rwxr-xr-x 118368 bin/dir
18c18
< -rwxr-xr-x 31264 bin/echo
---
> -rwxr-xr-x 31296 bin/echo
27a28
> -rwxr-xr-x 363680 bin/ip
33c34
< -rwxr-xr-x 118272 bin/ls
---
> -rwxr-xr-x 118368 bin/ls
34a36
> -rwxr-xr-x 474352 bin/machinectl
42c44
< -rwxr-xr-x 670304 bin/networkctl
---
> -rwxr-xr-x 670296 bin/networkctl
44a47,48
> -rwsr-xr-x 70768 bin/ping
> -rwsr-xr-x 61520 bin/ping6
46c50
< -rwxr-xr-x 31360 bin/pwd
---
> -rwxr-xr-x 31392 bin/pwd
50c54
[...]Sub-project
- docker-promote: promote a docker image only if it is different than than the one presently there. (@Wealthforge-Technologies)
License
MIT