diff options
Diffstat (limited to 'global/overlay/usr/local')
| -rwxr-xr-x | global/overlay/usr/local/bin/docker-cleanup | 46 | ||||
| -rwxr-xr-x | global/overlay/usr/local/bin/run-cosmos | 22 |
2 files changed, 68 insertions, 0 deletions
diff --git a/global/overlay/usr/local/bin/docker-cleanup b/global/overlay/usr/local/bin/docker-cleanup new file mode 100755 index 0000000..f46942b --- /dev/null +++ b/global/overlay/usr/local/bin/docker-cleanup @@ -0,0 +1,46 @@ +#!/bin/sh +# Cleanup docker files: untagged containers and images. +# +# Use `docker-cleanup -n` for a dry run to see what would be deleted. + +untagged_containers() { + # Print containers using untagged images: $1 is used with awk's print: 0=line, 1=column 1. + # NOTE: "[0-9a-f]{12}" does not work with GNU Awk 3.1.7 (RHEL6). + # Ref: https://github.com/blueyed/dotfiles/commit/a14f0b4b#commitcomment-6736470 + docker ps -a | tail -n +2 | awk '$2 ~ "^[0-9a-f]+$" {print $'$1'}' +} + +untagged_images() { + # Print untagged images: $1 is used with awk's print: 0=line, 3=column 3. + # NOTE: intermediate images (via -a) seem to only cause + # "Error: Conflict, foobarid wasn't deleted" messages. + # Might be useful sometimes when Docker messed things up?! + # docker images -a | awk '$1 == "<none>" {print $'$1'}' + docker images | tail -n +2 | awk '$1 == "<none>" {print $'$1'}' +} + +# Dry-run. +if [ "$1" = "-n" ]; then + echo "=== Containers with uncommitted images: ===" + untagged_containers 0 + echo + + echo "=== Uncommitted images: ===" + untagged_images 0 + + exit +fi +if [ -n "$1" ]; then + echo "Cleanup docker files: remove untagged containers and images." + echo "Usage: ${0##*/} [-n]" + echo " -n: dry run: display what would get removed." + exit 1 +fi + +# Remove containers with untagged images. +echo "Removing containers:" >&2 +untagged_containers 1 | xargs --no-run-if-empty docker rm --volumes=true + +# Remove untagged images +echo "Removing images:" >&2 +untagged_images 3 | xargs --no-run-if-empty docker rmi diff --git a/global/overlay/usr/local/bin/run-cosmos b/global/overlay/usr/local/bin/run-cosmos new file mode 100755 index 0000000..a37d49f --- /dev/null +++ b/global/overlay/usr/local/bin/run-cosmos @@ -0,0 +1,22 @@ +#!/bin/sh +# +# Simplify running cosmos, with serialization if flock is available. +# + +set -e + +FLOCK=`which flock` + +if [ -x "$FLOCK" ]; then + ($FLOCK --exclusive --wait 60 9 || exit 1 + cosmos $* update + cosmos $* apply + )9>/var/lock/run-cosmos +else + cosmos $* update + cosmos $* apply +fi + +touch /var/run/last-cosmos-ok.stamp + +find /var/lib/puppet/reports/ -type f -mtime +10 | xargs rm -f |