FROM alpine:edge

EXPOSE 22 80 443

# 1. common tools
# 2. programing languages
# 3. icinga2 stuff
# 4. letsencrypt deps
ENV POSTGRES_VERSION=9.5.2-r1
RUN apk add --no-cache --update \
  bind-tools tcpdump openssh lsof curl wget git mercurial strace tmux vim rsync htop bash openssl \
  ruby python go build-base \
  nginx postgresql==$POSTGRES_VERSION icinga2 icinga2-bash-completion icingaweb2 icingaweb2-bash-completion nagios-plugins \
  py-requests py-setuptools && \
  mkdir -p /run/nginx

# sshd
RUN /usr/bin/ssh-keygen -A && \
    sed -i -e "s!/root:/bin/ash!/root/:/bin/bash!" /etc/passwd

## temporary keys until letsencrypt certificate is generated
RUN mkdir -p /etc/ssl/letsencrypt/nginx /etc/ssl/letsencrypt/influxdb && \
    cd /etc/ssl/letsencrypt && \
    openssl req -subj "/C=DE/ST=Saxony/L=Dresden/O=Evenet/OU=IT Department/CN=higgsboson.tk" \
        -nodes -x509 -newkey rsa:2048 -keyout nginx/key.pem -out nginx/fullchain.pem -days 5 && \
    cat nginx/key.pem nginx/fullchain.pem > influxdb/combined.pem

## S6 supervisor
RUN curl -sSL https://github.com/just-containers/s6-overlay/releases/download/v1.17.2.0/s6-overlay-amd64.tar.gz | tar -xzf - -C /
ENTRYPOINT ["/init"]

ENV INFLUXDB_VERSION=0.12.2
## Influxdb
RUN export GOPATH=/tmp/go \
  && mkdir -p /etc/influxdb/ $GOPATH/src/github.com/influxdata \
  && curl -sSL https://github.com/influxdata/influxdb/archive/v${INFLUXDB_VERSION}.tar.gz | tar -xzf - -C /tmp \
  && mv /tmp/influxdb-* $GOPATH/src/github.com/influxdata/influxdb \
  && cd $GOPATH/src/github.com/influxdata/influxdb \
  && go get github.com/sparrc/gdm \
  && export PATH=$GOPATH/bin:$PATH \
  && gdm restore \
  && go install ./... \
  && cp $GOPATH/bin/influx* /usr/bin/ \
  && rm -rf $GOPATH \
  && addgroup -g 1001 influxdb \
  && adduser -h /var/lib/influxdb -u 1001 -G influxdb -D influxdb \
  && mkdir -p /backup/influxdb

## Grafana
RUN apk add --no-cache nodejs \
   && export GOPATH=/tmp/go \
   && mkdir -p /opt/grafana/conf $GOPATH/src/github.com/grafana/ \
   && curl -sSL https://github.com/grafana/grafana/archive/v3.0.0-beta6.tar.gz | tar -xzf - -C /tmp \
   && mv /tmp/grafana-* $GOPATH/src/github.com/grafana/grafana \
   && cd $GOPATH/src/github.com/grafana/grafana \
   && npm install \
   && npm install -g grunt-cli \
   && grunt \
   && npm uninstall -g grunt-cli \
   && apk del --purge nodejs \
   && go run build.go setup \
   && $GOPATH/bin/godep restore \
   && go run build.go build \
   && mkdir -p /usr/share/grafana/conf \
   && cp -a bin/grafana-server bin/grafana-cli /usr/bin/ \
   && cp -ra public_gen /usr/share/grafana/public \
   && cp conf/sample.ini /etc/grafana.ini \
   && cp conf/defaults.ini /usr/share/grafana/conf/defaults.ini \
   && rm -rf $GOPATH /root/.npm* \
   && addgroup -g 1002 grafana \
   && adduser -h /usr/share/grafana -u 1002 -G grafana -D grafana

## simp_le
RUN apk --no-cache add libffi-dev python-dev openssl-dev && \
  curl -sSL https://github.com/kuba/simp_le/archive/master.tar.gz | tar -xzf - -C /tmp && \
  cd /tmp/simp_le-master && \
  python ./setup.py install && \
  rm -rf /tmp/simp_le-master && apk del git py-pip libffi-dev python-dev openssl-dev && \
  echo "3	10	*	*	*	/usr/bin/update-certs" >> /etc/crontabs/root

## postgres
RUN mkdir -p /backup/postgresql /var/lib/postgresql/data

RUN icinga2 feature enable ido-pgsql graphite api checker command notification perfdata

VOLUME ["/var/lib/influxdb/data", \
        "/var/lib/influxdb/meta", \
        "/var/lib/postgresql/", \
        "/var/lib/grafana", \
        "/etc/icinga2", \
        "/var/lib/icinga2", \
        "/etc/icingaweb2", \
        "/usr/share/icingaweb2", \
        "/etc/ssmtp", \
        "/backup"]
ADD . /
RUN chown 400 /etc/secrets && . /etc/secrets && \
    sed -i -e "s/admin_password = replaceme/admin_password = $GRAFANA_PASSWORD/" /etc/grafana.ini