Add Alpine WIP
This commit is contained in:
Tianon Gravi
parent
9916114435
commit
366975d808
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@ -0,0 +1,90 @@
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FROM alpine:3.5
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# add our user and group first to make sure their IDs get assigned consistently, regardless of whatever dependencies get added
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RUN addgroup -S rabbitmq && adduser -S -h /var/lib/rabbitmq -G rabbitmq rabbitmq
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# grab su-exec for easy step-down from root
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RUN apk add --no-cache 'su-exec>=0.2'
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RUN apk add --no-cache \
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# Bash for docker-entrypoint
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bash \
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# Erlang for RabbitMQ
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erlang-asn1 \
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erlang-hipe \
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erlang-crypto \
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erlang-eldap \
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erlang-inets \
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erlang-mnesia \
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erlang \
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erlang-os-mon \
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erlang-public-key \
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erlang-ssl \
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erlang-xmerl
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# get logs to stdout (thanks @dumbbell for pushing this upstream! :D)
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ENV RABBITMQ_LOGS=- RABBITMQ_SASL_LOGS=-
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# https://github.com/rabbitmq/rabbitmq-server/commit/53af45bf9a162dec849407d114041aad3d84feaf
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ENV RABBITMQ_HOME /opt/rabbitmq
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ENV PATH $RABBITMQ_HOME/sbin:$PATH
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# https://www.rabbitmq.com/install-generic-unix.html
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ENV GPG_KEY 0A9AF2115F4687BD29803A206B73A36E6026DFCA
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ENV RABBITMQ_VERSION 3.6.6
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RUN set -ex; \
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\
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apk add --no-cache --virtual .build-deps \
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ca-certificates \
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gnupg \
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openssl \
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tar \
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xz \
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; \
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\
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wget -O rabbitmq-server.tar.xz "https://www.rabbitmq.com/releases/rabbitmq-server/v${RABBITMQ_VERSION}/rabbitmq-server-generic-unix-${RABBITMQ_VERSION}.tar.xz"; \
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wget -O rabbitmq-server.tar.xz.asc "https://www.rabbitmq.com/releases/rabbitmq-server/v${RABBITMQ_VERSION}/rabbitmq-server-generic-unix-${RABBITMQ_VERSION}.tar.xz.asc"; \
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\
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export GNUPGHOME="$(mktemp -d)"; \
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gpg --keyserver ha.pool.sks-keyservers.net --recv-keys "$GPG_KEY"; \
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gpg --batch --verify rabbitmq-server.tar.xz.asc rabbitmq-server.tar.xz; \
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rm -r "$GNUPGHOME" rabbitmq-server.tar.xz.asc; \
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\
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mkdir -p "$RABBITMQ_HOME"; \
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tar \
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--extract \
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--verbose \
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--file rabbitmq-server.tar.xz \
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--directory "$RABBITMQ_HOME" \
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--strip-components 1 \
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; \
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rm rabbitmq-server.tar.xz; \
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\
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# update SYS_PREFIX (first making sure it's set to what we expect it to be)
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grep -qE '^SYS_PREFIX=\$\{RABBITMQ_HOME\}$' "$RABBITMQ_HOME/sbin/rabbitmq-defaults"; \
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sed -ri 's!^(SYS_PREFIX=).*$!\1!g' "$RABBITMQ_HOME/sbin/rabbitmq-defaults"; \
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grep -qE '^SYS_PREFIX=$' "$RABBITMQ_HOME/sbin/rabbitmq-defaults"; \
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\
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apk del .build-deps
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# set home so that any `--user` knows where to put the erlang cookie
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ENV HOME /var/lib/rabbitmq
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RUN mkdir -p /var/lib/rabbitmq /etc/rabbitmq \
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&& echo '[ { rabbit, [ { loopback_users, [ ] } ] } ].' > /etc/rabbitmq/rabbitmq.config \
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&& chown -R rabbitmq:rabbitmq /var/lib/rabbitmq /etc/rabbitmq \
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&& chmod -R 777 /var/lib/rabbitmq /etc/rabbitmq
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VOLUME /var/lib/rabbitmq
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# add a symlink to the .erlang.cookie in /root so we can "docker exec rabbitmqctl ..." without gosu
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RUN ln -sf /var/lib/rabbitmq/.erlang.cookie /root/
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RUN ln -sf "$RABBITMQ_HOME/plugins" /plugins
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COPY docker-entrypoint.sh /usr/local/bin/
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ENTRYPOINT ["docker-entrypoint.sh"]
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EXPOSE 4369 5671 5672 25672
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CMD ["rabbitmq-server"]
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@ -0,0 +1,280 @@
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#!/bin/bash
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set -eu
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# allow the container to be started with `--user`
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if [[ "$1" == rabbitmq* ]] && [ "$(id -u)" = '0' ]; then
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if [ "$1" = 'rabbitmq-server' ]; then
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chown -R rabbitmq /var/lib/rabbitmq
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fi
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exec su-exec rabbitmq "$BASH_SOURCE" "$@"
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fi
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# backwards compatibility for old environment variables
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: "${RABBITMQ_SSL_CERTFILE:=${RABBITMQ_SSL_CERT_FILE:-}}"
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: "${RABBITMQ_SSL_KEYFILE:=${RABBITMQ_SSL_KEY_FILE:-}}"
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: "${RABBITMQ_SSL_CACERTFILE:=${RABBITMQ_SSL_CA_FILE:-}}"
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# "management" SSL config should default to using the same certs
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: "${RABBITMQ_MANAGEMENT_SSL_CACERTFILE:=$RABBITMQ_SSL_CACERTFILE}"
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: "${RABBITMQ_MANAGEMENT_SSL_CERTFILE:=$RABBITMQ_SSL_CERTFILE}"
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: "${RABBITMQ_MANAGEMENT_SSL_KEYFILE:=$RABBITMQ_SSL_KEYFILE}"
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# https://www.rabbitmq.com/configure.html
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sslConfigKeys=(
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cacertfile
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certfile
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fail_if_no_peer_cert
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keyfile
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verify
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)
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managementConfigKeys=(
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"${sslConfigKeys[@]/#/ssl_}"
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)
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rabbitConfigKeys=(
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default_pass
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default_user
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default_vhost
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hipe_compile
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)
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fileConfigKeys=(
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management_ssl_cacertfile
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management_ssl_certfile
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management_ssl_keyfile
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ssl_cacertfile
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ssl_certfile
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ssl_keyfile
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)
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allConfigKeys=(
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"${managementConfigKeys[@]/#/management_}"
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"${rabbitConfigKeys[@]}"
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"${sslConfigKeys[@]/#/ssl_}"
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)
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declare -A configDefaults=(
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[management_ssl_fail_if_no_peer_cert]='false'
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[management_ssl_verify]='verify_none'
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[ssl_fail_if_no_peer_cert]='true'
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[ssl_verify]='verify_peer'
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)
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haveConfig=
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haveSslConfig=
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haveManagementSslConfig=
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for conf in "${allConfigKeys[@]}"; do
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var="RABBITMQ_${conf^^}"
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val="${!var:-}"
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if [ "$val" ]; then
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haveConfig=1
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case "$conf" in
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ssl_*) haveSslConfig=1 ;;
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management_ssl_*) haveManagementSslConfig=1 ;;
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esac
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fi
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done
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if [ "$haveSslConfig" ]; then
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missing=()
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for sslConf in cacertfile certfile keyfile; do
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var="RABBITMQ_SSL_${sslConf^^}"
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val="${!var}"
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if [ -z "$val" ]; then
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missing+=( "$var" )
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fi
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done
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if [ "${#missing[@]}" -gt 0 ]; then
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{
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echo
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echo 'error: SSL requested, but missing required configuration'
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for miss in "${missing[@]}"; do
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echo " - $miss"
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done
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echo
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} >&2
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exit 1
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fi
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fi
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missingFiles=()
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for conf in "${fileConfigKeys[@]}"; do
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var="RABBITMQ_${conf^^}"
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val="${!var}"
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if [ "$val" ] && [ ! -f "$val" ]; then
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missingFiles+=( "$val ($var)" )
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fi
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done
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if [ "${#missingFiles[@]}" -gt 0 ]; then
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{
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echo
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echo 'error: files specified, but missing'
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for miss in "${missingFiles[@]}"; do
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echo " - $miss"
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done
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echo
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} >&2
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exit 1
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fi
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# set defaults for missing values (but only after we're done with all our checking so we don't throw any of that off)
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for conf in "${!configDefaults[@]}"; do
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default="${configDefaults[$conf]}"
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var="RABBITMQ_${conf^^}"
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[ -z "${!var:-}" ] || continue
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eval "export $var=\"\$default\""
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done
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# If long & short hostnames are not the same, use long hostnames
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if [ "$(hostname)" != "$(hostname -s)" ]; then
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: "${RABBITMQ_USE_LONGNAME:=true}"
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fi
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if [ "${RABBITMQ_ERLANG_COOKIE:-}" ]; then
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cookieFile='/var/lib/rabbitmq/.erlang.cookie'
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if [ -e "$cookieFile" ]; then
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if [ "$(cat "$cookieFile" 2>/dev/null)" != "$RABBITMQ_ERLANG_COOKIE" ]; then
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echo >&2
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echo >&2 "warning: $cookieFile contents do not match RABBITMQ_ERLANG_COOKIE"
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echo >&2
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fi
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else
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echo "$RABBITMQ_ERLANG_COOKIE" > "$cookieFile"
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chmod 600 "$cookieFile"
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fi
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fi
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# prints "$2$1$3$1...$N"
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join() {
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local sep="$1"; shift
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local out; printf -v out "${sep//%/%%}%s" "$@"
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echo "${out#$sep}"
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}
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indent() {
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if [ "$#" -gt 0 ]; then
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echo "$@"
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else
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cat
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fi | sed 's/^/\t/g'
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}
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rabbit_array() {
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echo -n '['
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case "$#" in
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0) echo -n ' ' ;;
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1) echo -n " $1 " ;;
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*)
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local vals="$(join $',\n' "$@")"
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echo
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indent "$vals"
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esac
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echo -n ']'
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}
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rabbit_env_config() {
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local prefix="$1"; shift
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local ret=()
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local conf
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for conf; do
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local var="rabbitmq${prefix:+_$prefix}_$conf"
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var="${var^^}"
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local val="${!var:-}"
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local rawVal=
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case "$conf" in
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verify|fail_if_no_peer_cert)
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[ "$val" ] || continue
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rawVal="$val"
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;;
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hipe_compile)
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[ "$val" ] && rawVal='true' || rawVal='false'
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;;
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cacertfile|certfile|keyfile)
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[ "$val" ] || continue
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rawVal='"'"$val"'"'
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;;
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*)
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[ "$val" ] || continue
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rawVal='<<"'"$val"'">>'
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;;
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esac
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[ "$rawVal" ] || continue
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ret+=( "{ $conf, $rawVal }" )
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done
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join $'\n' "${ret[@]}"
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}
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if [ "$1" = 'rabbitmq-server' ] && [ "$haveConfig" ]; then
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fullConfig=()
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rabbitConfig=(
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"{ loopback_users, $(rabbit_array) }"
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)
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if [ "$haveSslConfig" ]; then
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IFS=$'\n'
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rabbitSslOptions=( $(rabbit_env_config 'ssl' "${sslConfigKeys[@]}") )
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unset IFS
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rabbitConfig+=(
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"{ tcp_listeners, $(rabbit_array) }"
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"{ ssl_listeners, $(rabbit_array 5671) }"
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"{ ssl_options, $(rabbit_array "${rabbitSslOptions[@]}") }"
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)
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else
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rabbitConfig+=(
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"{ tcp_listeners, $(rabbit_array 5672) }"
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"{ ssl_listeners, $(rabbit_array) }"
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)
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fi
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IFS=$'\n'
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rabbitConfig+=( $(rabbit_env_config '' "${rabbitConfigKeys[@]}") )
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unset IFS
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fullConfig+=( "{ rabbit, $(rabbit_array "${rabbitConfig[@]}") }" )
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# If management plugin is installed, then generate config consider this
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if [ "$(rabbitmq-plugins list -m -e rabbitmq_management)" ]; then
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if [ "$haveManagementSslConfig" ]; then
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IFS=$'\n'
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rabbitManagementSslOptions=( $(rabbit_env_config 'management_ssl' "${sslConfigKeys[@]}") )
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unset IFS
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rabbitManagementListenerConfig+=(
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'{ port, 15671 }'
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'{ ssl, true }'
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"{ ssl_opts, $(rabbit_array "${rabbitManagementSslOptions[@]}") }"
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)
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else
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rabbitManagementListenerConfig+=(
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'{ port, 15672 }'
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'{ ssl, false }'
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)
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fi
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fullConfig+=(
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"{ rabbitmq_management, $(rabbit_array "{ listener, $(rabbit_array "${rabbitManagementListenerConfig[@]}") }") }"
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)
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fi
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echo "$(rabbit_array "${fullConfig[@]}")." > /etc/rabbitmq/rabbitmq.config
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fi
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combinedSsl='/tmp/combined.pem'
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if [ "$haveSslConfig" ] && [[ "$1" == rabbitmq* ]] && [ ! -f "$combinedSsl" ]; then
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# Create combined cert
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cat "$RABBITMQ_SSL_CERTFILE" "$RABBITMQ_SSL_KEYFILE" > "$combinedSsl"
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chmod 0400 "$combinedSsl"
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fi
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if [ "$haveSslConfig" ] && [ -f "$combinedSsl" ]; then
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# More ENV vars for make clustering happiness
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# we don't handle clustering in this script, but these args should ensure
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# clustered SSL-enabled members will talk nicely
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export ERL_SSL_PATH="$(erl -eval 'io:format("~p", [code:lib_dir(ssl, ebin)]),halt().' -noshell)"
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export RABBITMQ_SERVER_ADDITIONAL_ERL_ARGS="-pa $ERL_SSL_PATH -proto_dist inet_tls -ssl_dist_opt server_certfile $combinedSsl -ssl_dist_opt server_secure_renegotiate true client_secure_renegotiate true"
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export RABBITMQ_CTL_ERL_ARGS="$RABBITMQ_SERVER_ADDITIONAL_ERL_ARGS"
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fi
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exec "$@"
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@ -8,5 +8,5 @@ debianVersion="$(curl -sSL 'http://www.rabbitmq.com/debian/dists/testing/main/bi
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rabbitmqVersion="${debianVersion%%-*}"
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set -x
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sed -ri 's/^(ENV RABBITMQ_VERSION) .*/\1 '"$rabbitmqVersion"'/' Dockerfile
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sed -ri 's/^(ENV RABBITMQ_DEBIAN_VERSION) .*/\1 '"$debianVersion"'/' Dockerfile
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sed -ri 's/^(ENV RABBITMQ_VERSION) .*/\1 '"$rabbitmqVersion"'/' debian/Dockerfile
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sed -ri 's/^(ENV RABBITMQ_DEBIAN_VERSION) .*/\1 '"$debianVersion"'/' debian/Dockerfile
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