set-flatcar-instance-alias

set-flatcar-instance-alias

#!/bin/bash
set -euo pipefail

if [ $# -lt 1 ] || [ "$1" = "-h" ] || [ "$1" = "--help" ]; then
  echo "Usage: $0 ALIAS"
  echo "To be executed on the Flatcar instance"
  exit 1
fi

ALIAS="$1"
SERVER=$(grep SERVER= /etc/flatcar/update.conf /usr/share/flatcar/update.conf | head -n 1 | cut -d = -f 2)
MACHINEID=$(cat /etc/machine-id)
VERSION=$(grep FLATCAR_RELEASE_VERSION= /usr/share/flatcar/release | cut -d = -f 2)
TRACK=$(grep GROUP= /etc/flatcar/update.conf /usr/share/flatcar/update.conf | head -n 1 | cut -d = -f 2)

cat << EOF > /tmp/request
<?xml version="1.0" encoding="UTF-8"?>
<request protocol="3.0" version="update_engine-0.4.10" updaterversion="update_engine-0.4.10" installsource="scheduler" ismachine="1">
    <os version="Chateau" platform="CoreOS"></os>
    <app appid="e96281a6-d1af-4bde-9a0a-97b76e56dc57" version="$VERSION" track="$TRACK" machineid="$MACHINEID" machinealias="$ALIAS" lang="en-US" board="amd64-usr" delta_okay="false" >
        <ping active="1"></ping>
    </app>
</request>
EOF

curl -L -d @/tmp/request -H 'Content-Type: text/xml' "$SERVER"
rm /tmp/request