firebase-delete-releases.sh

#!/bin/bash
set -eo pipefail

echo "Deleting existing hosting releases"

SITE=$1
echo "Site: $SITE"

HEADER_AUTH="Authorization: Bearer "$(gcloud auth application-default print-access-token)"";

PAGE_TOKEN=
FIRST=true

while :
do
    echo "Fetching releases for $PAGE_TOKEN"

    RELEASES=$( \
        curl \
            -sS \
            -H "$HEADER_AUTH" \
            "https://firebasehosting.googleapis.com/v1beta1/sites/$SITE/releases?pageToken=$PAGE_TOKEN&pageSize=25" \
        )

    for RELEASE_ID in $(echo $RELEASES | jq '.releases | keys[]')
    do
        VERSION_NAME=$(echo $RELEASES | jq --raw-output ".releases[$RELEASE_ID].version.name")
        MESSAGE=$(echo $RELEASES | jq --raw-output ".releases[$RELEASE_ID].message")
        VERSION_STATUS=$(echo $RELEASES | jq --raw-output ".releases[$RELEASE_ID].version.status")
    
        if [ "$VERSION_STATUS" == "FINALIZED" ] && [ "$FIRST" == false ]
        then
            echo "Deleting release $MESSAGE ($VERSION_NAME)";
        
            curl \
                -sS \
                -X DELETE \
                -H "$HEADER_AUTH" \
                "https://firebasehosting.googleapis.com/v1beta1/$VERSION_NAME"
        fi

        FIRST=false
    done

    if [ $(echo $RELEASES | jq --raw-output '.nextPageToken') == "null" ]
    then
        exit 0
    fi

    PAGE_TOKEN=$(echo $RELEASES | jq --raw-output '.nextPageToken')
    sleep 1s
done

api docs https://firebase.google.com/docs/hosting/reference/rest/