StatsD/CentOS Dockerfile

gistfile1.txt

# Docker file to create a CentOS StatsD host.
# This uses Elasticsearch as a backend rather than Graphite/Carbon.
# Depends on having an Elasticsearch container.
FROM centos:centos6
MAINTAINER Gary Rogers <gary-rogers@uiowa.edu>

# Install things as root
USER root

RUN \
  yum update -y --quiet && \
  yum install -y --quiet wget && \
  yum install -y --quiet tar && \
  yum install -y --quiet unzip && \
  yum install -y --quiet which && \
  yum install -y --quiet git

# Add an statsd user that StatsD will actually run as.
RUN useradd statsd -c 'StatsD User' -d /home/statsd

# Set up /local for the ES binaries and data.
RUN \
  mkdir -p /local/node && \
  mkdir -p /local/statsd && \
  chown statsd:statsd /local/statsd && \
  mkdir -p /local/data && \
  chown statsd:statsd /local/data

# Set some ENV variables to cut down on the typos.
ENV NODE_HOME /local/node
ENV NODE_VERSION 0.10.32
ENV PATH $NODE_HOME/bin:$PATH

ENV STATSD_HOME /local/statsd
ENV PATH $STATSD_HOME:$PATH
ENV STATSD_CONF /local/statsd/statsdConfig.js
ENV STATSD_VERSION 1.3.4

# Download and install Node
RUN \
  cd /tmp && \
  wget --quiet http://nodejs.org/dist/v$NODE_VERSION/node-v$NODE_VERSION-linux-x64.tar.gz && \
  tar xfz node-v$NODE_VERSION-linux-x64.tar.gz && \
  rm node-v$NODE_VERSION-linux-x64.tar.gz && \
  mv /tmp/node-v$NODE_VERSION-linux-x64/* $NODE_HOME

# Download and install StatsD
RUN \
  cd /tmp && \
  wget --quiet https://github.com/etsy/statsd/archive/master.zip && \
  unzip master.zip && \
  rm master.zip && \
  mv /tmp/statsd-master/* $STATSD_HOME && \
  cd $STATSD_HOME && \
  npm install git://github.com/markkimsal/statsd-elasticsearch-backend.git

VOLUME ["/local/data"]

# Setup our StatsD config
RUN \
  touch $STATSD_CONF && \
  printf "{\n" >> $STATSD_CONF && \
  printf " port: 8125,\n" >> $STATSD_CONF && \
  printf "  elasticsearch: {\n" >> $STATSD_CONF && \
  printf "     port:          9200,\n" >> $STATSD_CONF && \
  printf "     host:          \"elasticsearch\",\n" >> $STATSD_CONF && \
  printf "     path:          \"/\",\n" >> $STATSD_CONF && \
  printf "     indexPrefix:   \"statsd\",\n" >> $STATSD_CONF && \
  printf "     countType:     \"counter\",\n" >> $STATSD_CONF && \
  printf "     timerType:     \"timer\",\n" >> $STATSD_CONF && \
  printf "     timerDataType: \"timer_data\"\n" >> $STATSD_CONF && \
  printf "  }\n" >> $STATSD_CONF && \
  printf "}\n" >> $STATSD_CONF

RUN \
  touch $STATSD_HOME/statsd.sh && \
  printf "#!/usr/bin/env bash\n" >> $STATSD_HOME/statsd.sh && \
  printf "node \$STATSD_HOME/stats.js \$STATSD_CONF\n" && \
  chmod +x $STATSD_HOME/statsd.sh

CMD ["statsd.sh"]

EXPOSE 8125