Docker, Jenkins cleanup

docker system df
df -h

# Delete builds and workspaces more 6+ months old

find /var/lib/jenkins/jobs -maxdepth 6 -mtime +180 -name build.xml -print0 | xargs -0 -I{} dirname {} | xargs -d '\n' -r rm -rf
find /var/lib/jenkins/jobs -maxdepth 3 -mtime +180 -name workspace -print0 | xargs -0 -r rm -rf

# Stop containers running more than 2 days, except Jenkins
docker ps | grep -E 'days|weeks|months' | grep -Ev "$(hostname)|CONTAINER" | awk '{ print $1; }' | xargs -r docker stop

# Remove stopped containers
docker ps -aq --no-trunc -f status=exited | xargs -r docker rm

# Remove all compose networks
docker network ls -f driver=bridge | grep -v 'bridge.*bridge' | grep -v NETWORK | awk '{ print $1; }' | xargs -r docker network rm || true

# Remove images created or pulled more than 7 days ago.
#   Steps: Danglers. Get full image IDs.  Convert to file names.  Filter on age.  Convert back to IDs.  Delete.
docker images -q -f dangling=true | xargs -r docker rmi || true
docker images --format '{{.ID}}' | sort | uniq | xargs -r docker inspect -f '{{.Id}}' | \
    ssh -tt gnl0034 sudo sed -r 's|^sha256:|/var/lib/docker/image/overlay2/imagedb/content/sha256/|;' | \
    xargs -I{} sudo find {} -mtime +7 -type f | \
    sed 's|^.*/||;' | \
    xargs -r docker rmi -f || true

# Dangling volumes and images (again)
docker images -q -f dangling=true | xargs -r docker rmi || true
docker volume ls -qf dangling=true | xargs -r docker volume rm || true

docker system df
df -h