A bash script to generate a .dot file with the pre-requisite dependency graph of your LaunchDarkly setup

launch-darkly-pre-requisite-graph-generator.sh

#!/usr/bin/env bash

rm -f flags-output
rm -f dependencies
rm -f flat_json
rm -f output.dot
rm -f tmp

curl -H"Authorization: $LD_API_KEY" https://app.launchdarkly.com/api/v2/flags/default > flags-output

jq "[.items[] | {key, depends_on:.environments.production.prerequisites[] | {key,variation}} ]" flags-output > dependencies

jq '.[] | {key,on:.depends_on.key,variation:.depends_on.variation}' -c dependencies > flat_json

echo "digraph prequisites {" > output.dot
cat flat_json | awk -F'"' '{ print $4,"1arrow9",$8,"[label=\"variation",substr($11,2,1) "\"]" }' > tmp
cat tmp | sed "s/-/_/g" | sed "s/1arrow9/->/g" | sed "s/$/;/g" >> output.dot
echo "}" >> output.dot

echo "Ouput has been written to output.dot" >&2

rm -f flags-output
rm -f dependencies
rm -f flat_json
rm -f tmp