startup

#!/bin/sh
set -o errexit -o nounset -o pipefail

STORAGE_PATH=/prometheus
[ -d /mnt/mesos/sandbox/prometheus ] && STORAGE_PATH=/mnt/mesos/sandbox/prometheus
mkdir -p $STORAGE_PATH/server $STORAGE_PATH/alertmanager
rm -f $STORAGE_PATH/server/lock

/bin/mkalertmanagercfg "/etc/prometheus/alertmanager.yml"

if [ -n "${RULES-}" ]; then
  echo "Writing ENV set RULES to /etc/prometheus/prometheus.rules"
  echo -e "$RULES" > /etc/prometheus/prometheus.rules
fi

if [ -n "${SERVER_CONFIG-}" ]; then
  echo "Writing Prometheus config to /etc/prometheus/prometheus.yml"
  echo -e "$SERVER_CONFIG" > /etc/prometheus/prometheus.yml
fi

if [ -n "${NODE_EXPORTER_SRV-}" ]; then
  /bin/srv2file_sd -srv "$NODE_EXPORTER_SRV" -out "/etc/prometheus/node_exporter.json" -loop -time ${SRV_REFRESH_INTERVAL:-60} &
fi
if [ -n "${CADVISOR_SRV-}" ]; then
  /bin/srv2file_sd -srv "$CADVISOR_SRV" -out "/etc/prometheus/cadvisor.json" -loop -time ${SRV_REFRESH_INTERVAL:-60} &
fi

/bin/alertmanager --config.file "/etc/prometheus/alertmanager.yml" \
                  --storage.path "$STORAGE_PATH/alertmanager" &

/bin/sed -i'' \
  -e "s#@ALERTMANAGER_SCHEME@#${ALERTMANAGER_SCHEME:-http}#" \
  -e "s#@ALERTMANAGER_URL@#${ALERTMANAGER_URL:-localhost:9093}#" \
  /etc/prometheus/prometheus.yml

/bin/prometheus \
  --config.file=/etc/prometheus/prometheus.yml \
  --storage.tsdb.path=$STORAGE_PATH/server \
  --storage.tsdb.retention="${STORAGE_TSDB_RETENTION:-7d}" \
  --web.console.libraries=/etc/prometheus/console_libraries \
  --web.console.templates=/etc/prometheus/consoles \
  --web.external-url="${EXTERNAL_URI:-http://prometheusserver.marathon.l4lb.thisdcos.directory:9090}" \
  "$@"