Add docs Cloudfront cache invalidation

Signed-off-by: Sven Dowideit <SvenDowideit@home.org.au>

Docker-DCO-1.1-Signed-off-by: Sven Dowideit <SvenDowideit@home.org.au> (github: SvenDowideit)

Signed-off-by: Sven Dowideit <SvenDowideit@docker.com>

Makefile

@@ -53,7 +53,7 @@ docs-shell: docs-build
 	$(DOCKER_RUN_DOCS) -p $(if $(DOCSPORT),$(DOCSPORT):)8000 "$(DOCKER_DOCS_IMAGE)" bash
 
 docs-release: docs-build
-	$(DOCKER_RUN_DOCS) -e OPTIONS -e BUILD_ROOT "$(DOCKER_DOCS_IMAGE)" ./release.sh
+	$(DOCKER_RUN_DOCS) -e OPTIONS -e BUILD_ROOT -e DISTRIBUTION_ID "$(DOCKER_DOCS_IMAGE)" ./release.sh
 
 docs-test: docs-build
 	$(DOCKER_RUN_DOCS) "$(DOCKER_DOCS_IMAGE)" ./test.sh
@@ -83,6 +83,7 @@ build: bundles
 	docker build -t "$(DOCKER_IMAGE)" .
 
 docs-build:
+	git diff --name-status upstream/release..upstream/docs docs/ > docs/changed-files
 	cp ./VERSION docs/VERSION
 	echo "$(GIT_BRANCH)" > docs/GIT_BRANCH
 	echo "$(AWS_S3_BUCKET)" > docs/AWS_S3_BUCKET

docs/README.md

@@ -145,11 +145,13 @@ to view your results and make sure what you published is what you wanted.
 
 When you're happy with it, publish the docs to our live site:
 
-    make AWS_S3_BUCKET=docs.docker.com BUILD_ROOT=yes docs-release
+    make AWS_S3_BUCKET=docs.docker.com BUILD_ROOT=yes DISTRIBUTION_ID=C2K6......FL2F docs-release
 
 Test the uncached version of the live docs at http://docs.docker.com.s3-website-us-east-1.amazonaws.com/
     
 Note that the new docs will not appear live on the site until the cache (a complex,
-distributed CDN system) is flushed. This requires someone with S3 keys. Contact Docker
-(Sven Dowideit or John Costa) for assistance. 
+distributed CDN system) is flushed. The `make docs-release` command will do this
+_if_ the `DISTRIBUTION_ID` is set to the Cloudfront distribution ID (ask the meta
+team) - this will take at least 15 minutes to run and you can check its progress
+with the CDN Cloudfront Chrome addin.
 

docs/release.sh

@@ -97,6 +97,50 @@ upload_current_documentation() {
 		$run
 }
 
+invalidate_cache() {
+	if [ "" == "$DISTRIBUTION_ID" ]; then
+		echo "Skipping Cloudfront cache invalidation"
+		return
+	fi
+
+	dst=$1
+
+	#aws cloudfront  create-invalidation --profile docs.docker.com --distribution-id $DISTRIBUTION_ID --invalidation-batch '{"Paths":{"Quantity":1, "Items":["'+$file+'"]},"CallerReference":"19dec2014sventest1"}'
+	aws configure set preview.cloudfront true
+
+	files=($(cat changed-files | grep 'sources/.*$' | sed -E 's#.*docs/sources##' | sed -E 's#index\.md#index.html#' | sed -E 's#\.md#/index.html#'))
+	files[${#files[@]}]="/index.html"
+	files[${#files[@]}]="/versions.html_fragment"
+
+	len=${#files[@]}
+
+	echo "aws cloudfront  create-invalidation --profile docs.docker.com --distribution-id $DISTRIBUTION_ID --invalidation-batch '" > batchfile
+	echo "{\"Paths\":{\"Quantity\":$len," >> batchfile
+	echo "\"Items\": [" >> batchfile
+
+	#for file in $(cat changed-files | grep 'sources/.*$' | sed -E 's#.*docs/sources##' | sed -E 's#index\.md#index.html#' | sed -E 's#\.md#/index.html#')
+	for file in "${files[@]}"
+	do
+		if [ "$file" == "${files[${#files[@]}-1]}" ]; then
+			comma=""
+		else
+			comma=","
+		fi
+		echo "\"$dst$file\"$comma" >> batchfile
+	done
+
+	echo "]}, \"CallerReference\":" >> batchfile
+	echo "\"$(date)\"}'" >> batchfile
+
+
+	echo "-----"
+	cat batchfile
+	echo "-----"
+	sh batchfile
+	echo "-----"
+}
+
+
 if [ "$OPTIONS" != "--dryrun" ]; then
 	setup_s3
 fi
@@ -106,6 +150,7 @@ if [ "$BUILD_ROOT" == "yes" ]; then
 	echo "Building root documentation"
 	build_current_documentation
 	upload_current_documentation
+	invalidate_cache
 fi
 
 #build again with /v1.0/ prefix
@@ -113,3 +158,4 @@ sed -i "s/^site_url:.*/site_url: \/$MAJOR_MINOR\//" mkdocs.yml
 echo "Building the /$MAJOR_MINOR/ documentation"
 build_current_documentation
 upload_current_documentation "/$MAJOR_MINOR/"
+invalidate_cache "/$MAJOR_MINOR"

project/RELEASE-CHECKLIST.md

@@ -267,14 +267,17 @@ git checkout -b docs release || git checkout docs
 git fetch
 git reset --hard origin/release
 git push -f origin docs
-make AWS_S3_BUCKET=docs.docker.com BUILD_ROOT=yes docs-release
+make AWS_S3_BUCKET=docs.docker.com BUILD_ROOT=yes DISTRIBUTION_ID=C2K6......FL2F docs-release
 ```
 
 The docs will appear on http://docs.docker.com/ (though there may be cached
 versions, so its worth checking http://docs.docker.com.s3-website-us-east-1.amazonaws.com/).
 For more information about documentation releases, see `docs/README.md`.
 
-Ask Sven, or JohnC to invalidate the cloudfront cache using the CND Planet chrome applet.
+Note that the new docs will not appear live on the site until the cache (a complex,
+distributed CDN system) is flushed. The `make docs-release` command will do this
+_if_ the `DISTRIBUTION_ID` is set correctly - this will take at least 15 minutes to run
+and you can check its progress with the CDN Cloudfront Chrome addin.
 
 ### 12. Create a new pull request to merge release back into master