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Dockerfile
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FROM zookeeper:3.4
## Python: https://github.com/docker-library/python/blob/master/3.6/alpine/Dockerfile
# ensure local python is preferred over distribution python
ENV PATH /usr/local/bin:$PATH
# http://bugs.python.org/issue19846
# > At the moment, setting "LANG=C" on a Linux system *fundamentally breaks Python 3*, and that's not OK.
ENV LANG C.UTF-8
# install ca-certificates so that HTTPS works consistently
# the other runtime dependencies for Python are installed later
RUN apk add --no-cache ca-certificates
ENV GPG_KEY 0D96DF4D4110E5C43FBFB17F2D347EA6AA65421D
ENV PYTHON_VERSION 3.6.1
RUN set -ex \
&& apk add --no-cache --virtual .fetch-deps \
gnupg \
openssl \
tar \
xz \
\
&& wget -O python.tar.xz "https://www.python.org/ftp/python/${PYTHON_VERSION%%[a-z]*}/Python-$PYTHON_VERSION.tar.xz" \
&& wget -O python.tar.xz.asc "https://www.python.org/ftp/python/${PYTHON_VERSION%%[a-z]*}/Python-$PYTHON_VERSION.tar.xz.asc" \
&& export GNUPGHOME="$(mktemp -d)" \
&& gpg --keyserver ha.pool.sks-keyservers.net --recv-keys "$GPG_KEY" \
&& gpg --batch --verify python.tar.xz.asc python.tar.xz \
&& rm -rf "$GNUPGHOME" python.tar.xz.asc \
&& mkdir -p /usr/src/python \
&& tar -xJC /usr/src/python --strip-components=1 -f python.tar.xz \
&& rm python.tar.xz \
\
&& apk add --no-cache --virtual .build-deps \
bzip2-dev \
coreutils \
dpkg-dev dpkg \
gcc \
gdbm-dev \
libc-dev \
linux-headers \
make \
ncurses-dev \
openssl \
openssl-dev \
pax-utils \
readline-dev \
sqlite-dev \
tcl-dev \
tk \
tk-dev \
xz-dev \
zlib-dev \
# add build deps before removing fetch deps in case there's overlap
&& apk del .fetch-deps \
\
&& cd /usr/src/python \
&& gnuArch="$(dpkg-architecture --query DEB_BUILD_GNU_TYPE)" \
&& ./configure \
--build="$gnuArch" \
--enable-loadable-sqlite-extensions \
--enable-shared \
--without-ensurepip \
&& make -j "$(nproc)" \
&& make install \
\
&& runDeps="$( \
scanelf --needed --nobanner --recursive /usr/local \
| awk '{ gsub(/,/, "\nso:", $2); print "so:" $2 }' \
| sort -u \
| xargs -r apk info --installed \
| sort -u \
)" \
&& apk add --virtual .python-rundeps $runDeps \
&& apk del .build-deps \
\
&& find /usr/local -depth \
\( \
\( -type d -a -name test -o -name tests \) \
-o \
\( -type f -a -name '*.pyc' -o -name '*.pyo' \) \
\) -exec rm -rf '{}' + \
&& rm -rf /usr/src/python
# make some useful symlinks that are expected to exist
RUN cd /usr/local/bin \
&& ln -s idle3 idle \
&& ln -s pydoc3 pydoc \
&& ln -s python3 python \
&& ln -s python3-config python-config
# if this is called "PIP_VERSION", pip explodes with "ValueError: invalid truth value '<VERSION>'"
ENV PYTHON_PIP_VERSION 9.0.1
RUN set -ex; \
\
apk add --no-cache --virtual .fetch-deps openssl; \
\
wget -O get-pip.py 'https://bootstrap.pypa.io/get-pip.py'; \
\
apk del .fetch-deps; \
\
python get-pip.py \
--disable-pip-version-check \
--no-cache-dir \
"pip==$PYTHON_PIP_VERSION" \
; \
pip --version; \
\
find /usr/local -depth \
\( \
\( -type d -a -name test -o -name tests \) \
-o \
\( -type f -a -name '*.pyc' -o -name '*.pyo' \) \
\) -exec rm -rf '{}' +; \
rm -f get-pip.py
## End Python
ENV CONSUL_TEMPLATE_VERSION 0.18.5
ENV CONSUL_VERSION=0.8.4
RUN set -x && \
apk add --no-cache ca-certificates curl gnupg libcap openssl && \
wget \
-q https://releases.hashicorp.com/consul/${CONSUL_VERSION}/consul_${CONSUL_VERSION}_linux_amd64.zip \
-O /tmp/consul_${CONSUL_VERSION}_linux_amd64.zip && \
unzip -d /usr/local/bin /tmp/consul_${CONSUL_VERSION}_linux_amd64.zip && \
rm /tmp/consul_${CONSUL_VERSION}_linux_amd64.zip && \
wget \
-q https://releases.hashicorp.com/consul-template/${CONSUL_TEMPLATE_VERSION}/consul-template_${CONSUL_TEMPLATE_VERSION}_linux_amd64.zip \
-O /tmp/consul-template_${CONSUL_TEMPLATE_VERSION}_linux_amd64.zip && \
unzip -d /usr/local/bin /tmp/consul-template_${CONSUL_TEMPLATE_VERSION}_linux_amd64.zip && \
rm /tmp/consul-template_${CONSUL_TEMPLATE_VERSION}_linux_amd64.zip
ADD zkGenServers.py /usr/local/bin/zkGenServers.py
RUN pip install requests
ADD zoo.cfg.ctmpl /conf/zoo.cfg.ctmpl
ADD docker-entrypoint.sh /