ci: docker automation

.circleci/config.yml

@@ -333,15 +333,29 @@ jobs:
     <<: *go-defaults
     steps:
     - checkout
+    - setup_remote_docker
     - restore_cache:
         keys:
         - go.mod/{{ checksum "go.sum" }}
     - run:
-        name: Build packages
+        name: "Install Docker client"
+        command: |
+          VER="17.03.0-ce"
+          curl -L -o /tmp/docker-$VER.tgz https://download.docker.com/linux/static/stable/x86_64/docker-$VER.tgz
+          tar -xz -C /tmp -f /tmp/docker-$VER.tgz
+          mv /tmp/docker/docker /usr/bin
+    - run:
+        name: Build Packages
         command: ./tools/releases/distros.sh --package --version $CIRCLE_TAG --sha $CIRCLE_SHA1
     - run:
         name: Push Packages
         command: ./tools/releases/distros.sh --release --version $CIRCLE_TAG
+    - run:
+        name: Build Docker
+        command: ./tools/releases/docker.sh --build --version $CIRCLE_TAG
+    - run:
+        name: Push Docker
+        command: ./tools/releases/docker.sh --push --version $CIRCLE_TAG
 
 #
 # Below, the tag filter needs to be in all jobs

tools/releases/distros.sh

@@ -55,7 +55,7 @@ function get_envoy() {
     --write-out %{http_code} --silent --output /dev/null \
     "https://kong.bintray.com/envoy/envoy-1.11.0-$distro")
 
-  [ "$status" -ne "200" ] && msg_err "Error: failed downloading Envoy"
+  [ "$status" -ne "200" ] && msg_err "Error: failed downloading Envoy" || true
 }
 
 

tools/releases/docker.sh

@@ -0,0 +1,122 @@
+#!/usr/bin/env bash
+
+set -e
+
+KUMA_DOCKER_REPO="kong-docker-kuma-docker.bintray.io"
+KUMA_COMPONENTS=("kuma-cp" "kuma-dp" "kuma-injector" "kuma-tcp-echo")
+
+function msg_green {
+  builtin echo -en "\033[1;32m"
+  echo "$@"
+  builtin echo -en "\033[0m"
+}
+
+
+function msg_red() {
+  builtin echo -en "\033[1;31m" >&2
+  echo "$@" >&2
+  builtin echo -en "\033[0m" >&2
+}
+
+
+function msg_yellow() {
+    builtin echo -en "\033[1;33m"
+    echo "$@"
+    builtin echo -en "\033[0m"
+}
+
+
+function msg() {
+    builtin echo -en "\033[1m"
+    echo "$@"
+    builtin echo -en "\033[0m"
+}
+
+
+function msg_err() {
+  msg_red $@
+  exit 1
+}
+
+
+function build {
+  for component in "${KUMA_COMPONENTS[@]}"; do
+    msg "Building $component..."
+      docker build --build-arg KUMA_ROOT=$(pwd) -t $KUMA_DOCKER_REPO/$component:$KUMA_VERSION \
+        -f tools/releases/dockerfiles/Dockerfile.$component .
+      docker tag $KUMA_DOCKER_REPO/$component:$KUMA_VERSION $KUMA_DOCKER_REPO/$component:latest
+    msg_green "... done!"
+  done
+}
+
+
+function docker_login {
+  docker login -u "$BINTRAY_USERNAME" -p "$BINTRAY_API_KEY" $KUMA_DOCKER_REPO
+}
+
+
+function docker_logout {
+  docker logout $KUMA_DOCKER_REPO
+}
+
+
+function push {
+  docker_login
+
+  for component in "${KUMA_COMPONENTS[@]}"; do
+    msg "Pushing kuma-cp..."
+      docker push $KUMA_DOCKER_REPO/$component:$KUMA_VERSION
+      docker push $KUMA_DOCKER_REPO/$component:latest
+    msg_green "... done!"
+  done
+
+  docker_logout
+}
+
+
+function usage {
+  echo "Usage: $0 [--build | --push ] --version <Kuma version>"
+  exit 0
+}
+
+function main {
+  while [[ $# -gt 0 ]]; do
+    flag=$1
+    case $flag in
+      --help)
+        usage
+        ;;
+      --build)
+        op="build"
+        ;;
+      --push)
+        op="push"
+        ;;
+      --version)
+        KUMA_VERSION=$2
+        shift
+        ;;
+      *)
+        usage
+        break
+        ;;
+    esac
+    shift
+  done
+
+  [ -z "$BINTRAY_USERNAME" ] && msg_err "BINTRAY_USERNAME required"
+  [ -z "$BINTRAY_API_KEY" ] && msg_err "BINTRAY_API_KEY required"
+  [ -z "$KUMA_VERSION" ] && msg_err "Error: --version required"
+
+  case $op in
+    build)
+      build
+      ;;
+    push)
+      push
+      ;;
+  esac
+}
+
+
+main $@

tools/releases/dockerfiles/Dockerfile.kuma-cp

@@ -0,0 +1,12 @@
+FROM alpine:3.10
+
+ADD $KUMA_ROOT/build/artifacts-linux-amd64/kuma-cp/kuma-cp /usr/bin
+
+RUN mkdir -p /etc/kuma
+ADD $KUMA_ROOT/pkg/config/app/kuma-cp/kuma-cp.defaults.yaml /etc/kuma
+
+RUN mkdir /kuma
+COPY $KUMA_ROOT/tools/releases/templates/LICENSE /kuma
+COPY $KUMA_ROOT/tools/releases/templates/README /kuma
+
+ENTRYPOINT ["kuma-cp"]

tools/releases/dockerfiles/Dockerfile.kuma-dp

@@ -0,0 +1,10 @@
+# using Envoy's base to inherit the Envoy binary
+FROM envoyproxy/envoy-alpine:latest
+
+ADD $KUMA_ROOT/build/artifacts-linux-amd64/kuma-dp/kuma-dp /usr/bin
+
+RUN mkdir /kuma
+COPY $KUMA_ROOT/tools/releases/templates/LICENSE /kuma
+COPY $KUMA_ROOT/tools/releases/templates/README /kuma
+
+ENTRYPOINT ["kuma-dp"]

tools/releases/dockerfiles/Dockerfile.kuma-injector

@@ -0,0 +1,9 @@
+FROM alpine:3.10
+
+ADD $KUMA_ROOT/build/artifacts-linux-amd64/kuma-injector/kuma-injector /usr/bin
+
+RUN mkdir /kuma
+COPY $KUMA_ROOT/tools/releases/templates/LICENSE /kuma
+COPY $KUMA_ROOT/tools/releases/templates/README /kuma
+
+ENTRYPOINT ["kuma-injector"]

tools/releases/dockerfiles/Dockerfile.kuma-tcp-echo

@@ -0,0 +1,9 @@
+FROM alpine:3.10
+
+ADD $KUMA_ROOT/build/artifacts-linux-amd64/kuma-tcp-echo/kuma-tcp-echo /usr/bin
+
+RUN mkdir /kuma
+COPY $KUMA_ROOT/tools/releases/templates/LICENSE /kuma
+COPY $KUMA_ROOT/tools/releases/templates/README /kuma
+
+ENTRYPOINT ["kuma-tcp-echo"]