push_keys.sh

#!/bin/sh

usage() {
    echo "Usage: $0 <key_name> <key_file>" >&2
    exit 1
}

if [ -n "$1" ]; then
    key_name="$1"
else
    usage
fi
shift
if [ -n "$1" ]; then
    key_file="$1"
else
    usage
fi

ec2-describe-regions | while read type name endpoint; do
    ec2-import-keypair --region $name "$key_name" --public-key-file "$key_file"
done