[Nanobox] Stream backups to the warehouse (#6799)

The `curl` docs are terrible. Use `-X POST -T` instead of `--data-binary`, to avoid loading entire backups into memory _before_ transferring to the warehouse, and just stream the data across as it comes in.

boxfile.yml

@@ -195,7 +195,7 @@ data.db:
       command: |
         PGPASSWORD=${DATA_DB_PASS} pg_dump -U ${DATA_DB_USER} -w -Fc -O gonano |
         gzip |
-        curl -k -H "X-AUTH-TOKEN: ${WAREHOUSE_DATA_HOARDER_TOKEN}" https://${WAREHOUSE_DATA_HOARDER_HOST}:7410/blobs/backup-${HOSTNAME}-$(date -u +%Y-%m-%d.%H-%M-%S).sql.gz --data-binary @- &&
+        curl -k -H "X-AUTH-TOKEN: ${WAREHOUSE_DATA_HOARDER_TOKEN}" https://${WAREHOUSE_DATA_HOARDER_HOST}:7410/blobs/backup-${HOSTNAME}-$(date -u +%Y-%m-%d.%H-%M-%S).sql.gz -X POST -T - >&2
         curl -k -s -H "X-AUTH-TOKEN: ${WAREHOUSE_DATA_HOARDER_TOKEN}" https://${WAREHOUSE_DATA_HOARDER_HOST}:7410/blobs/ |
         sed 's/,/\n/g' |
         grep ${HOSTNAME} |
@@ -215,7 +215,7 @@ data.redis:
     - id: backup
       schedule: '0 3 * * *'
       command: |
-        curl -k -H "X-AUTH-TOKEN: ${WAREHOUSE_DATA_HOARDER_TOKEN}" https://${WAREHOUSE_DATA_HOARDER_HOST}:7410/blobs/backup-${HOSTNAME}-$(date -u +%Y-%m-%d.%H-%M-%S).rdb --data-binary @/data/var/db/redis/dump.rdb &&
+        curl -k -H "X-AUTH-TOKEN: ${WAREHOUSE_DATA_HOARDER_TOKEN}" https://${WAREHOUSE_DATA_HOARDER_HOST}:7410/blobs/backup-${HOSTNAME}-$(date -u +%Y-%m-%d.%H-%M-%S).rdb -X POST -T /data/var/db/redis/dump.rdb >&2
         curl -k -s -H "X-AUTH-TOKEN: ${WAREHOUSE_DATA_HOARDER_TOKEN}" https://${WAREHOUSE_DATA_HOARDER_HOST}:7410/blobs/ |
         sed 's/,/\n/g' |
         grep ${HOSTNAME} |
@@ -236,7 +236,7 @@ data.storage:
       schedule: '0 3 * * *'
       command: |
         tar cz -C /data/var/db/unfs/ . |
-        curl -k -H "X-AUTH-TOKEN: ${WAREHOUSE_DATA_HOARDER_TOKEN}" https://${WAREHOUSE_DATA_HOARDER_HOST}:7410/blobs/backup-${HOSTNAME}-$(date -u +%Y-%m-%d.%H-%M-%S).tgz --data-binary @- &&
+        curl -k -H "X-AUTH-TOKEN: ${WAREHOUSE_DATA_HOARDER_TOKEN}" https://${WAREHOUSE_DATA_HOARDER_HOST}:7410/blobs/backup-${HOSTNAME}-$(date -u +%Y-%m-%d.%H-%M-%S).tgz -X POST -T - >&2
         curl -k -s -H "X-AUTH-TOKEN: ${WAREHOUSE_DATA_HOARDER_TOKEN}" https://${WAREHOUSE_DATA_HOARDER_HOST}:7410/blobs/ |
         sed 's/,/\n/g' |
         grep ${HOSTNAME} |