download-landsat

#!/bin/bash
source /etc/profile
set -eou pipefail
 
 
function usage() {
  echo ""
  echo "Download a Landsat scene from USGS."
  echo ""
  echo "Usage: ./download-landsat [scene id]"
  echo ""
}


sceneid=${1:-}


if [[ -z $sceneid ]]; then
  usage;
  exit 1;
fi


function onerror() {
  rm -f /mnt/$sceneid.tar.gz
  
  sleep $[ $RANDOM % 10 + 1]s
  exit 1
}
trap onerror EXIT
 
 
function download_landsat() {
  local sceneid=$1

  echo "Requesting a download url for $sceneid"
  url=$(usgs download-url --node EE LANDSAT_8 $sceneid --product STANDARD)
  
  echo "Downloading $sceneid"
  dstpath=/mnt/$sceneid.tar.gz
  curl --silent --fail "$url" -o "$dstpath"
  
  echo "Copying $sceneid to $dstpath"
  aws s3 cp $dstpath s3://landsat-pds/tarq/ --profile landsat
  
  rm -f $dstpath
}
 
download_landsat $sceneid
 
trap - EXIT
exit 0