Downloads all GeoJSON file recursively from an S3 bucket and appends into one master shp file.

s3geojson2shp.sh

#!/bin/bash

# usage: s3geojson2shp.sh my.bucket.com

# retreive all files from the s3 bucket
aws s3 cp --recursive s3://$1 .

# append .geojson to all files and append into master shp file
for file in *;
do
  test ${file%.*} = $file && mv $file $file.geojson
  ogr2ogr -f 'ESRI Shapefile' -update -append merged $file.geojson
done