initial sensu setup

sensu/Dockerfile

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+FROM debian:jessie
+
+MAINTAINER Ric Lister, rlister@gmail.com
+
+RUN apt-get update && \
+    apt-get install -y wget
+
+## install sensu
+RUN wget -q http://repos.sensuapp.org/apt/pubkey.gpg -O- | apt-key add - && \
+    echo "deb http://repos.sensuapp.org/apt sensu main" > /etc/apt/sources.list.d/sensu.list && \
+    apt-get update -o Dir::Etc::sourcelist="sources.list.d/sensu.list" -o Dir::Etc::sourceparts="-" -o APT::Get::List-Cleanup="0" && \
+    apt-get install -y sensu
+
+WORKDIR /app
+
+CMD [ "/opt/sensu/bin/sensu-client", "-c", "config.json", "-d", "conf.d" ]