Adjust output formatting

README.md

@@ -52,13 +52,14 @@ Options
 > See the `example/` directory for a complete working example, summarized below:
 
 ```
-> printf 'FROM busybox \n RUN mkdir app && echo "Hello World!" > /app/testfile.txt' | docker build -t infogulch/test-image -
-...
-> docker artifact label infogulch/test-image /app/testfile.txt
-Successfully added labels to 'infogulch/test-image':
-{
-  "/app/testfile.txt": "sha256:..."
-}
+> printf 'FROM busybox \n RUN mkdir app && echo "Hello World!" > /app/testfile.txt' | docker build -t infogulch/artifact-test -
+ => [internal] load build definition from Dockerfile
+ ...
+ => => writing image sha256:bc8ff9e88a0908f50f3c39b640a2f5a39f6cb5b7bce60510673d5da4f3e6e704
+ => => naming to docker.io/infogulch/artifact-test
+> docker artifact label infogulch/artifact-test /app/testfile.txt
+ ** Rebuilt image 'infogulch/artifact-test' to add 1 labels
+ ** Run 'docker push infogulch/artifact-test' to push it to your container repository
 > docker push infogulch/test-image
 ...
 > docker artifact download infogulch/test-image /app/testfile.txt

docker-artifact.sh

@@ -122,8 +122,8 @@ function label {
 	LOG "All image labels:"$'\n'"$(docker image inspect "$image" | jq '.[0].Config.Labels' | sed 's_^_     _' )"
 
 	# Remind user to push image
-	echo " [*] Rebuilt image '$image' to add $foundcount labels"
-	echo " [*] Run 'docker push $image' to push it to your container repository"
+	echo " ** Rebuilt image '$image' to add $foundcount labels"
+	echo " ** Run 'docker push $image' to push it to your container repository"
 }
 
 function delete_files {
@@ -133,7 +133,7 @@ function delete_files {
 
 export verbose=1
 function LOG {
-	[ $verbose ] && >&2 echo -e "$(tput setaf 4) ==> $@$(tput sgr0)"
+	[ $verbose ] && >&2 echo -e "$(tput setaf 4) => $@$(tput sgr0)"
 }
 
 # Export functions used in subshells

example/Dockerfile

@@ -1,4 +0,0 @@
-FROM busybox
-ADD testfile.txt .
-RUN rm testfile.txt && mkdir app && echo "hello" > /app/othertestfile.txt
-

example/example.sh

@@ -1,16 +1,13 @@
 #!/usr/bin/env bash
-set -e
 
-source=$(dirname "${BASH_SOURCE[0]}")
-pushd "$source" &> /dev/null
+pushd "$(dirname "${BASH_SOURCE[0]}")" &> /dev/null
 
 # Build example image
 echo "Rebuilding docker image for example"
-docker build . -t infogulch/test-image &> /dev/null
+printf 'FROM busybox \n RUN mkdir app && echo "Hello World!" > /app/testfile.txt' | docker build -t infogulch/artifact-test - &> /dev/null
 
-# Execute docker artifact to add a label to /app/othertestfile.txt
-set +e
-../docker-artifact.sh artifact label infogulch/test-image /app/othertestfile.txt
+# Execute docker artifact to add a label that identifies /app/testfile.txt
+../docker-artifact.sh artifact label infogulch/artifact-test /app/testfile.txt
 
 popd &> /dev/null
 

example/testfile.txt

@@ -1 +0,0 @@
-hi