add bash-it

dot_bash_it/plugins/available/docker.plugin.bash

@@ -0,0 +1,81 @@
+cite about-plugin
+about-plugin 'Helpers to more easily work with Docker'
+
+function docker-remove-most-recent-container() {
+  about 'attempt to remove the most recent container from docker ps -a'
+  group 'docker'
+  docker ps -ql | xargs docker rm
+}
+
+function docker-remove-most-recent-image() {
+  about 'attempt to remove the most recent image from docker images'
+  group 'docker'
+  docker images -q | head -1 | xargs docker rmi
+}
+
+function docker-remove-stale-assets() {
+  about 'attempt to remove exited containers and dangling images'
+  group 'docker'
+  docker ps --filter status=exited -q | xargs docker rm --volumes
+  docker images --filter dangling=true -q | xargs docker rmi
+}
+
+function docker-enter() {
+  about 'enter the specified docker container using bash'
+  group 'docker'
+  param '1: Name of the container to enter'
+  example 'docker-enter oracle-xe'
+
+  docker exec -it "$@" /bin/bash;
+}
+
+function docker-remove-images() {
+  about 'attempt to remove images with supplied tags or all if no tags are supplied'
+  group 'docker'
+  if [ -z "$1" ]; then
+    docker rmi $(docker images -q)
+  else
+    DOCKER_IMAGES=""
+    for IMAGE_ID in $@; do DOCKER_IMAGES="$DOCKER_IMAGES\|$IMAGE_ID"; done
+    # Find the image IDs for the supplied tags
+    ID_ARRAY=($(docker images | grep "${DOCKER_IMAGES:2}" | awk {'print $3'}))
+    # Strip out duplicate IDs before attempting to remove the image(s)
+    docker rmi $(echo ${ID_ARRAY[@]} | tr ' ' '\n' | sort -u | tr '\n' ' ')
+ fi
+}
+
+function docker-image-dependencies() {
+  about 'attempt to create a Graphiz image of the supplied image ID dependencies'
+  group 'docker'
+  if hash dot 2>/dev/null; then
+    OUT=$(mktemp -t docker-viz-XXXX.png)
+    docker images -viz | dot -Tpng > $OUT
+    case $OSTYPE in
+      linux*)
+        xdg-open $OUT
+        ;;
+      darwin*)
+        open $OUT
+        ;;
+    esac
+  else
+    >&2 echo "Can't show dependencies; Graphiz is not installed"
+  fi
+}
+
+function docker-runtime-environment() {
+  about 'attempt to list the environmental variables of the supplied image ID'
+  group 'docker'
+  docker run "$@" env
+}
+
+function docker-archive-content() {
+  about 'show the content of the provided Docker image archive'
+  group 'docker'
+  param '1: image archive name'
+  example 'docker-archive-content images.tar.gz'
+
+  if [ -n "$1" ]; then
+    tar -xzOf $1 manifest.json | jq '[.[] | .RepoTags] | add'
+  fi
+}