Abort execution if there is any error running scripts

build/mkdocs/Dockerfile

@@ -15,6 +15,7 @@
 FROM alpine:3.7
 
 RUN apk update && apk add --no-cache \
+  bash \
   git \
   git-fast-import \
   openssh \
@@ -34,6 +35,6 @@ WORKDIR /docs
 
 EXPOSE 3000
 
-ENTRYPOINT ["mkdocs"]
+COPY entrypoint.sh /
 
-CMD ["serve", "--dev-addr=0.0.0.0:3000", "--livereload"]
+ENTRYPOINT ["/entrypoint.sh"]

build/mkdocs/entrypoint.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+
+# Copyright 2018 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -o errexit
+set -o pipefail
+
+CMD=$1
+
+if [ "$CMD" == "build" ];
+then
+  mkdocs build
+  exit 0;
+fi
+
+mkdocs serve --dev-addr=0.0.0.0:3000 --livereload