curl -s -H "cache-control:no-cache" -H "pragma:no-cache" "https://gist.githubusercontent.com/andypotanin/83910a6477effe3f9e1186784c2a7206/raw/coreos.cloudinit.sh?v=1" | sudo bash;

coreos.cloudinit.sh

#!/bin/bash

##
## curl -s -H "cache-control:no-cache" -H "pragma:no-cache" "https://gist.githubusercontent.com/andypotanin/83910a6477effe3f9e1186784c2a7206/raw/coreos.cloudinit.sh?v=1" | sudo bash;

METADATA_URL="http://169.254.169.254/computeMetadata/"
TMPFILE=$(mktemp /tmp/XXXXXX-cloud-init)
if [[ $? -ne 0 || ! -f "${TMPFILE}" ]]; then
	echo "Failed to create temp file for user-data" >&2
	exit 1
fi
trap "rm -f '${TMPFILE}'" EXIT

try_cloudinit() {
    local id="$1"
    local url="${METADATA_URL}v1/${id}/attributes/user-data"

    echo "Trying to fetch $id user-data... from [${url}]"
    curl --fail --silent --show-error \
	-H "X-Google-Metadata-Request: True" \
	-o "${TMPFILE}" "${url}"

    ret=$?
    if [[ $ret -ne 0 && $ret -ne 22 ]]; then
	echo "curl failed with error code $ret" >&2
	return $ret
    elif [[ $ret -eq 22 || ! -s "${TMPFILE}" ]]; then
	echo "$id user-data is missing or empty, skipping"
	return 0
    fi
echo ${TMPFILE};
    coreos-cloudinit --from-file="${TMPFILE}"
    return $?
}

block-until-url "${METADATA_URL}"
try_cloudinit project && try_cloudinit instance

coreos.journal.monitor.sh

#!/bin/bash

while read line; do
  echo -e '{"hostname":"'$(hostname -s)'","payload":"'$(echo $line | base64)'"}' | curl  --output -/dev/null -s -d @- "https://site:bb7baad3eb91b93fe6170baf80fd0794@dori-us-east-1.searchly.com/host-events/raw"
done < <(journalctl --follow --output=json)