build and upload k8s resource files from helm as the base

Makefile

@@ -59,10 +59,13 @@ build-binaries:
 upload-binaries-to-github:
 	${MAKEFILE_PATH}/scripts/upload-binaries-to-github
 
+generate-k8s-yaml:
+	${MAKEFILE_PATH}/scripts/generate-k8s-yaml
+
 sync-readme-to-dockerhub:
 	${MAKEFILE_PATH}/scripts/sync-readme-to-dockerhub
 
-release: create-build-dir build-binaries upload-binaries-to-github
+release: create-build-dir build-binaries generate-k8s-yaml upload-resources-to-github
 
 docker-build-and-push: docker-build docker-push
 

README.md

@@ -67,6 +67,12 @@ helm upgrade --install aws-node-termination-handler \
   eks/aws-node-termination-handler
 ```
 
+Basic installation without Helm:
+```sh
+kubectl apply -f https://github.com/aws/aws-node-termination-handler/releases/download/v1.2.0/all-resources.yaml 
+```
+For a full list of releases and associated artificats see our [releases page](https://github.com/aws/aws-node-termination-handler/releases).
+
 Enabling Features:
 ```
 helm upgrade --install aws-node-termination-handler \

scripts/generate-k8s-yaml

@@ -0,0 +1,61 @@
+#!/bin/bash
+set -euo pipefail
+
+SCRIPTPATH="$( cd "$(dirname "$0")" ; pwd -P )"
+
+PLATFORM=$(uname | tr '[:upper:]' '[:lower:]')
+HELM_VERSION="3.0.2"
+NAMESPACE="kube-system"
+
+MAKEFILEPATH=$SCRIPTPATH/../Makefile
+VERSION=$(make -s -f $MAKEFILEPATH version)
+BUILD_DIR=$SCRIPTPATH/../build/k8s-resources/$VERSION
+INDV_RESOURCES_DIR=$BUILD_DIR/individual-resources
+TAR_RESOURCES_FILE=$BUILD_DIR/individual-resources.tar
+AGG_RESOURCES_YAML=$BUILD_DIR/all-resources.yaml
+mkdir -p $INDV_RESOURCES_DIR
+
+USAGE=$(cat << 'EOM'
+  Usage: generate-k8s-yaml  [-n <K8s_NAMESPACE>]
+  Generates the kubernetes yaml resource files from the helm chart
+  and places them into the build dir.
+  Example: generate-k8s-yaml -n kube-system
+          Optional:
+            -n          Kubernetes namespace
+EOM
+)
+
+# Process our input arguments
+while getopts "n:" opt; do
+  case ${opt} in
+    n ) # K8s namespace
+        NAMESPACE=$OPTARG
+      ;;
+    \? )
+        echoerr "$USAGE" 1>&2
+        exit
+      ;;
+  esac
+done
+
+curl -L https://get.helm.sh/helm-v$HELM_VERSION-$PLATFORM-amd64.tar.gz | tar zxf - -C $BUILD_DIR
+mv $BUILD_DIR/$PLATFORM-amd64/helm $BUILD_DIR/.
+rm -rf $BUILD_DIR/$PLATFORM-amd64
+chmod +x $BUILD_DIR/helm
+
+$BUILD_DIR/helm template aws-node-termination-handler \
+    --namespace kube-system \
+    $SCRIPTPATH/../config/helm/aws-node-termination-handler/ > $AGG_RESOURCES_YAML
+
+
+$BUILD_DIR/helm template aws-node-termination-handler \
+    --namespace $NAMESPACE \
+    --output-dir $INDV_RESOURCES_DIR/ \
+    $SCRIPTPATH/../config/helm/aws-node-termination-handler/
+
+cd $INDV_RESOURCES_DIR/aws-node-termination-handler/ && tar cvf $TAR_RESOURCES_FILE templates/*
+cd $SCRIPTPATH
+
+echo "Generated aws-node-termination-handler kubernetes yaml resources files in:"
+echo "    - $AGG_RESOURCES_YAML"
+echo "    - $TAR_RESOURCES_FILE"

scripts/upload-binaries-to-github → scripts/upload-resources-to-github

@@ -3,6 +3,11 @@ set -euo pipefail
 
 SCRIPTPATH="$( cd "$(dirname "$0")" ; pwd -P )"
 VERSION=$(make -s -f $SCRIPTPATH/../Makefile version)
+BUILD_DIR=$SCRIPTPATH/../build/k8s-resources/$VERSION
+INDV_RESOURCES_DIR=$BUILD_DIR/individual-resources
+TAR_RESOURCES_FILE=$BUILD_DIR/individual-resources.tar
+AGG_RESOURCES_YAML=$BUILD_DIR/all-resources.yaml
+
 RELEASE_ID=$(curl -s -H "Authorization: token $GITHUB_TOKEN" \
     https://api.github.com/repos/aws/aws-node-termination-handler/releases | \
     jq --arg VERSION "$VERSION" '.[] | select(.tag_name==$VERSION) | .id')
@@ -14,3 +19,14 @@ for binary in $SCRIPTPATH/../build/bin/*; do
         --data-binary @$binary \
         "https://uploads.github.com/repos/aws/aws-node-termination-handler/releases/$RELEASE_ID/assets?name=$(basename $binary)"
 done
+
+
+## Upload k8s yaml
+resourceFiles=($TAR_RESOURCES_FILE $AGG_RESOURCES_YAML)
+for resourceFile in "${resourceFiles[@]}"; do 
+    curl \
+        -H "Authorization: token $GITHUB_TOKEN" \
+        -H "Content-Type: $(file -b --mime-type $resourceFile)" \
+        --data-binary @$resourceFile \
+        "https://uploads.github.com/repos/aws/aws-node-termination-handler/releases/$RELEASE_ID/assets?name=$(basename $resourceFile)"
+done