datadog_prerun.sh

#!/usr/bin/env bash

# Datadog bills by the number of unique hosts that were used in the month and
# every time we launch a one off dyno it results in a new
# host (e.g. run.4030404). This script is executed when the dyno launches and
# determines whether the agent should be running to reduce the number of
# unique hosts that we are billed for.

# Disable the Datadog Agent for one-off runs (e.g. console, release).
if [ "$DYNOTYPE" == "run" ] || [ "$DYNOTYPE" == "release" ]; then
  echo "[Datadog Prerun] Disabling agent because this is a one-off dyno"
  DISABLE_DATADOG_AGENT="true"
fi

# Disable APM reporting on non-web dynos.
if [ "$DYNOTYPE" != "web" ]; then
  echo "[Datadog Prerun] Disabling APM because this is not a web dyno"
  DD_APM_ENABLED="false"
fi