Google Cloud Platform delete custom metrics via REST api

delete-custom-metrics

#!/bin/bash

set -x
set -e

project="XXX"
prefix="http"

metrics=$(
  curl \
    -X GET \
    -H "Authorization: Bearer $(gcloud auth print-access-token)" \
    "https://monitoring.googleapis.com/v3/projects/$project/metricDescriptors?filter=metric.type%3Dstarts_with(%22custom.googleapis.com/$prefix%22)&fields=metricDescriptors.type" \
    | jq --raw-output '.metricDescriptors[].type'
)

while read -r metric; do
  curl \
    --fail \
    -X DELETE \
    -H "Authorization: Bearer $(gcloud auth print-access-token)" \
    "https://monitoring.googleapis.com/v3/projects/$project/metricDescriptors/$metric"
done <<< "$metrics"