Add alpine variant

.travis.yml

@@ -2,9 +2,12 @@ language: bash
 services: docker
 
 env:
-  - VERSION=5
-  - VERSION=2.4
-  - VERSION=1.7
+  - VERSION=5 VARIANT=
+  - VERSION=5 VARIANT=alpine
+  - VERSION=2.4 VARIANT=
+  - VERSION=2.4 VARIANT=alpine
+  - VERSION=1.7 VARIANT=
+  - VERSION=1.7 VARIANT=alpine
 
 install:
   - git clone https://github.com/docker-library/official-images.git ~/official-images

1.7/Dockerfile

@@ -22,6 +22,7 @@ RUN set -x \
 	&& echo 'deb http://packages.elasticsearch.org/elasticsearch/1.7/debian stable main' > /etc/apt/sources.list.d/elasticsearch.list
 
 ENV ELASTICSEARCH_VERSION 1.7.6
+ENV ELASTICSEARCH_DEB_VERSION 1.7.6
 
 RUN set -x \
 	\
@@ -30,7 +31,7 @@ RUN set -x \
 	&& dpkg-divert --rename /usr/lib/sysctl.d/elasticsearch.conf \
 	\
 	&& apt-get update \
-	&& apt-get install -y --no-install-recommends elasticsearch=$ELASTICSEARCH_VERSION \
+	&& apt-get install -y --no-install-recommends "elasticsearch=$ELASTICSEARCH_DEB_VERSION" \
 	&& rm -rf /var/lib/apt/lists/*
 
 ENV PATH /usr/share/elasticsearch/bin:$PATH

1.7/alpine/Dockerfile

@@ -0,0 +1,76 @@
+FROM openjdk:8-jre-alpine
+
+# ensure elasticsearch user exists
+RUN addgroup -S elasticsearch && adduser -S -G elasticsearch elasticsearch
+
+# grab su-exec for easy step-down from root
+# and bash for "bin/elasticsearch" among others
+RUN apk add --no-cache 'su-exec>=0.2' bash
+
+# https://artifacts.elastic.co/GPG-KEY-elasticsearch
+ENV GPG_KEY 46095ACC8548582C1A2699A9D27D666CD88E42B4
+
+WORKDIR /usr/share/elasticsearch
+ENV PATH /usr/share/elasticsearch/bin:$PATH
+
+ENV ELASTICSEARCH_VERSION 1.7.6
+ENV ELASTICSEARCH_TARBALL="https://download.elastic.co/elasticsearch/elasticsearch/elasticsearch-1.7.6.tar.gz" \
+	ELASTICSEARCH_TARBALL_ASC="" \
+	ELASTICSEARCH_TARBALL_SHA1="0b6ec9fe34b29e6adc4d8481630bf1f69cb04aa9"
+
+RUN set -ex; \
+	\
+	apk add --no-cache --virtual .fetch-deps \
+		ca-certificates \
+		gnupg \
+		openssl \
+		tar \
+	; \
+	\
+	wget -O elasticsearch.tar.gz "$ELASTICSEARCH_TARBALL"; \
+	\
+	if [ "$ELASTICSEARCH_TARBALL_SHA1" ]; then \
+		echo "$ELASTICSEARCH_TARBALL_SHA1 *elasticsearch.tar.gz" | sha1sum -c -; \
+	fi; \
+	\
+	if [ "$ELASTICSEARCH_TARBALL_ASC" ]; then \
+		wget -O elasticsearch.tar.gz.asc "$ELASTICSEARCH_TARBALL_ASC"; \
+		export GNUPGHOME="$(mktemp -d)"; \
+		gpg --keyserver ha.pool.sks-keyservers.net --recv-keys "$GPG_KEY"; \
+		gpg --batch --verify elasticsearch.tar.gz.asc elasticsearch.tar.gz; \
+		rm -r "$GNUPGHOME" elasticsearch.tar.gz.asc; \
+	fi; \
+	\
+	tar -xf elasticsearch.tar.gz --strip-components=1; \
+	rm elasticsearch.tar.gz; \
+	\
+	apk del .fetch-deps; \
+	\
+	mkdir -p ./plugins; \
+	for path in \
+		./data \
+		./logs \
+		./config \
+		./config/scripts \
+	; do \
+		mkdir -p "$path"; \
+		chown -R elasticsearch:elasticsearch "$path"; \
+	done; \
+	\
+	if [ "${ELASTICSEARCH_VERSION%%.*}" -gt 1 ]; then \
+		elasticsearch --version; \
+	else \
+# elasticsearch 1.x doesn't support --version
+# but in 5.x, "-v" is verbose (and "-V" is --version)
+		elasticsearch -v; \
+	fi
+
+COPY config ./config
+
+VOLUME /usr/share/elasticsearch/data
+
+COPY docker-entrypoint.sh /
+
+EXPOSE 9200 9300
+ENTRYPOINT ["/docker-entrypoint.sh"]
+CMD ["elasticsearch"]

1.7/alpine/config/logging.yml

@@ -0,0 +1,15 @@
+# you can override this using by setting a system property, for example -Des.logger.level=DEBUG
+es.logger.level: INFO
+rootLogger: ${es.logger.level}, console
+logger:
+  # log action execution errors for easier debugging
+  action: DEBUG
+  # reduce the logging for aws, too much is logged under the default INFO
+  com.amazonaws: WARN
+
+appender:
+  console:
+    type: console
+    layout:
+      type: consolePattern
+      conversionPattern: "[%d{ISO8601}][%-5p][%-25c] %m%n"

1.7/alpine/docker-entrypoint.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+
+set -e
+
+# Add elasticsearch as command if needed
+if [ "${1:0:1}" = '-' ]; then
+	set -- elasticsearch "$@"
+fi
+
+# Drop root privileges if we are running elasticsearch
+# allow the container to be started with `--user`
+if [ "$1" = 'elasticsearch' -a "$(id -u)" = '0' ]; then
+	# Change the ownership of /usr/share/elasticsearch/data to elasticsearch
+	chown -R elasticsearch:elasticsearch /usr/share/elasticsearch/data
+
+	set -- su-exec elasticsearch "$@"
+	#exec su-exec elasticsearch "$BASH_SOURCE" "$@"
+fi
+
+# As argument is not related to elasticsearch,
+# then assume that user wants to run his own process,
+# for example a `bash` shell to explore this image
+exec "$@"

2.4/Dockerfile

@@ -22,6 +22,7 @@ RUN set -x \
 	&& echo 'deb http://packages.elasticsearch.org/elasticsearch/2.x/debian stable main' > /etc/apt/sources.list.d/elasticsearch.list
 
 ENV ELASTICSEARCH_VERSION 2.4.2
+ENV ELASTICSEARCH_DEB_VERSION 2.4.2
 
 RUN set -x \
 	\
@@ -30,7 +31,7 @@ RUN set -x \
 	&& dpkg-divert --rename /usr/lib/sysctl.d/elasticsearch.conf \
 	\
 	&& apt-get update \
-	&& apt-get install -y --no-install-recommends elasticsearch=$ELASTICSEARCH_VERSION \
+	&& apt-get install -y --no-install-recommends "elasticsearch=$ELASTICSEARCH_DEB_VERSION" \
 	&& rm -rf /var/lib/apt/lists/*
 
 ENV PATH /usr/share/elasticsearch/bin:$PATH

2.4/alpine/Dockerfile

@@ -0,0 +1,76 @@
+FROM openjdk:8-jre-alpine
+
+# ensure elasticsearch user exists
+RUN addgroup -S elasticsearch && adduser -S -G elasticsearch elasticsearch
+
+# grab su-exec for easy step-down from root
+# and bash for "bin/elasticsearch" among others
+RUN apk add --no-cache 'su-exec>=0.2' bash
+
+# https://artifacts.elastic.co/GPG-KEY-elasticsearch
+ENV GPG_KEY 46095ACC8548582C1A2699A9D27D666CD88E42B4
+
+WORKDIR /usr/share/elasticsearch
+ENV PATH /usr/share/elasticsearch/bin:$PATH
+
+ENV ELASTICSEARCH_VERSION 2.4.2
+ENV ELASTICSEARCH_TARBALL="https://download.elastic.co/elasticsearch/elasticsearch/elasticsearch-2.4.2.tar.gz" \
+	ELASTICSEARCH_TARBALL_ASC="https://download.elastic.co/elasticsearch/elasticsearch/elasticsearch-2.4.2.tar.gz.asc" \
+	ELASTICSEARCH_TARBALL_SHA1="25effa2daacf5ba65151103dd47339fd88826756"
+
+RUN set -ex; \
+	\
+	apk add --no-cache --virtual .fetch-deps \
+		ca-certificates \
+		gnupg \
+		openssl \
+		tar \
+	; \
+	\
+	wget -O elasticsearch.tar.gz "$ELASTICSEARCH_TARBALL"; \
+	\
+	if [ "$ELASTICSEARCH_TARBALL_SHA1" ]; then \
+		echo "$ELASTICSEARCH_TARBALL_SHA1 *elasticsearch.tar.gz" | sha1sum -c -; \
+	fi; \
+	\
+	if [ "$ELASTICSEARCH_TARBALL_ASC" ]; then \
+		wget -O elasticsearch.tar.gz.asc "$ELASTICSEARCH_TARBALL_ASC"; \
+		export GNUPGHOME="$(mktemp -d)"; \
+		gpg --keyserver ha.pool.sks-keyservers.net --recv-keys "$GPG_KEY"; \
+		gpg --batch --verify elasticsearch.tar.gz.asc elasticsearch.tar.gz; \
+		rm -r "$GNUPGHOME" elasticsearch.tar.gz.asc; \
+	fi; \
+	\
+	tar -xf elasticsearch.tar.gz --strip-components=1; \
+	rm elasticsearch.tar.gz; \
+	\
+	apk del .fetch-deps; \
+	\
+	mkdir -p ./plugins; \
+	for path in \
+		./data \
+		./logs \
+		./config \
+		./config/scripts \
+	; do \
+		mkdir -p "$path"; \
+		chown -R elasticsearch:elasticsearch "$path"; \
+	done; \
+	\
+	if [ "${ELASTICSEARCH_VERSION%%.*}" -gt 1 ]; then \
+		elasticsearch --version; \
+	else \
+# elasticsearch 1.x doesn't support --version
+# but in 5.x, "-v" is verbose (and "-V" is --version)
+		elasticsearch -v; \
+	fi
+
+COPY config ./config
+
+VOLUME /usr/share/elasticsearch/data
+
+COPY docker-entrypoint.sh /
+
+EXPOSE 9200 9300
+ENTRYPOINT ["/docker-entrypoint.sh"]
+CMD ["elasticsearch"]

2.4/alpine/config/elasticsearch.yml

@@ -0,0 +1 @@
+network.host: 0.0.0.0

2.4/alpine/config/logging.yml

@@ -0,0 +1,15 @@
+# you can override this using by setting a system property, for example -Des.logger.level=DEBUG
+es.logger.level: INFO
+rootLogger: ${es.logger.level}, console
+logger:
+  # log action execution errors for easier debugging
+  action: DEBUG
+  # reduce the logging for aws, too much is logged under the default INFO
+  com.amazonaws: WARN
+
+appender:
+  console:
+    type: console
+    layout:
+      type: consolePattern
+      conversionPattern: "[%d{ISO8601}][%-5p][%-25c] %m%n"

2.4/alpine/docker-entrypoint.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+
+set -e
+
+# Add elasticsearch as command if needed
+if [ "${1:0:1}" = '-' ]; then
+	set -- elasticsearch "$@"
+fi
+
+# Drop root privileges if we are running elasticsearch
+# allow the container to be started with `--user`
+if [ "$1" = 'elasticsearch' -a "$(id -u)" = '0' ]; then
+	# Change the ownership of /usr/share/elasticsearch/data to elasticsearch
+	chown -R elasticsearch:elasticsearch /usr/share/elasticsearch/data
+
+	set -- su-exec elasticsearch "$@"
+	#exec su-exec elasticsearch "$BASH_SOURCE" "$@"
+fi
+
+# As argument is not related to elasticsearch,
+# then assume that user wants to run his own process,
+# for example a `bash` shell to explore this image
+exec "$@"

5/Dockerfile

@@ -22,6 +22,7 @@ RUN set -x \
 	&& echo 'deb https://artifacts.elastic.co/packages/5.x/apt stable main' > /etc/apt/sources.list.d/elasticsearch.list
 
 ENV ELASTICSEARCH_VERSION 5.1.1
+ENV ELASTICSEARCH_DEB_VERSION 5.1.1
 
 RUN set -x \
 	\
@@ -30,7 +31,7 @@ RUN set -x \
 	&& dpkg-divert --rename /usr/lib/sysctl.d/elasticsearch.conf \
 	\
 	&& apt-get update \
-	&& apt-get install -y --no-install-recommends elasticsearch=$ELASTICSEARCH_VERSION \
+	&& apt-get install -y --no-install-recommends "elasticsearch=$ELASTICSEARCH_DEB_VERSION" \
 	&& rm -rf /var/lib/apt/lists/*
 
 ENV PATH /usr/share/elasticsearch/bin:$PATH

5/alpine/Dockerfile

@@ -0,0 +1,76 @@
+FROM openjdk:8-jre-alpine
+
+# ensure elasticsearch user exists
+RUN addgroup -S elasticsearch && adduser -S -G elasticsearch elasticsearch
+
+# grab su-exec for easy step-down from root
+# and bash for "bin/elasticsearch" among others
+RUN apk add --no-cache 'su-exec>=0.2' bash
+
+# https://artifacts.elastic.co/GPG-KEY-elasticsearch
+ENV GPG_KEY 46095ACC8548582C1A2699A9D27D666CD88E42B4
+
+WORKDIR /usr/share/elasticsearch
+ENV PATH /usr/share/elasticsearch/bin:$PATH
+
+ENV ELASTICSEARCH_VERSION 5.1.1
+ENV ELASTICSEARCH_TARBALL="https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-5.1.1.tar.gz" \
+	ELASTICSEARCH_TARBALL_ASC="https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-5.1.1.tar.gz.asc" \
+	ELASTICSEARCH_TARBALL_SHA1="7351cd29ac9c20592d94bde950f513b5c5bb44d3"
+
+RUN set -ex; \
+	\
+	apk add --no-cache --virtual .fetch-deps \
+		ca-certificates \
+		gnupg \
+		openssl \
+		tar \
+	; \
+	\
+	wget -O elasticsearch.tar.gz "$ELASTICSEARCH_TARBALL"; \
+	\
+	if [ "$ELASTICSEARCH_TARBALL_SHA1" ]; then \
+		echo "$ELASTICSEARCH_TARBALL_SHA1 *elasticsearch.tar.gz" | sha1sum -c -; \
+	fi; \
+	\
+	if [ "$ELASTICSEARCH_TARBALL_ASC" ]; then \
+		wget -O elasticsearch.tar.gz.asc "$ELASTICSEARCH_TARBALL_ASC"; \
+		export GNUPGHOME="$(mktemp -d)"; \
+		gpg --keyserver ha.pool.sks-keyservers.net --recv-keys "$GPG_KEY"; \
+		gpg --batch --verify elasticsearch.tar.gz.asc elasticsearch.tar.gz; \
+		rm -r "$GNUPGHOME" elasticsearch.tar.gz.asc; \
+	fi; \
+	\
+	tar -xf elasticsearch.tar.gz --strip-components=1; \
+	rm elasticsearch.tar.gz; \
+	\
+	apk del .fetch-deps; \
+	\
+	mkdir -p ./plugins; \
+	for path in \
+		./data \
+		./logs \
+		./config \
+		./config/scripts \
+	; do \
+		mkdir -p "$path"; \
+		chown -R elasticsearch:elasticsearch "$path"; \
+	done; \
+	\
+	if [ "${ELASTICSEARCH_VERSION%%.*}" -gt 1 ]; then \
+		elasticsearch --version; \
+	else \
+# elasticsearch 1.x doesn't support --version
+# but in 5.x, "-v" is verbose (and "-V" is --version)
+		elasticsearch -v; \
+	fi
+
+COPY config ./config
+
+VOLUME /usr/share/elasticsearch/data
+
+COPY docker-entrypoint.sh /
+
+EXPOSE 9200 9300
+ENTRYPOINT ["/docker-entrypoint.sh"]
+CMD ["elasticsearch"]

5/alpine/config/elasticsearch.yml

@@ -0,0 +1,5 @@
+network.host: 0.0.0.0
+
+# this value is required because we set "network.host"
+# be sure to modify it appropriately for a production cluster deployment
+discovery.zen.minimum_master_nodes: 1

5/alpine/config/log4j2.properties

@@ -0,0 +1,9 @@
+status = error
+
+appender.console.type = Console
+appender.console.name = console
+appender.console.layout.type = PatternLayout
+appender.console.layout.pattern = [%d{ISO8601}][%-5p][%-25c{1.}] %marker%m%n
+
+rootLogger.level = info
+rootLogger.appenderRef.console.ref = console