ifup-loggly

#!/bin/bash

LOGGLY_TOKEN=''
TAG='ifup'
URL="https://logs-01.loggly.com/inputs/${LOGGLY_TOKEN}/tag/${TAG}"

interfaces='{'
for interface in $(ip addr | awk '/state UP/ {print $2}' | sed -e 's/://'); do
  ip_address=$(ip addr show ${interface} 2>/dev/null | awk '/inet / {print $2}' | sed -e 's/\/.*//')
  mac_address=$(ip addr show ${interface} 2>/dev/null | awk '/link\/ether/ {print $2}')
  interfaces="${interfaces} \"${interface}\": { \"ip-address\": \"${ip_address}\", \"mac-address\": \"${mac_address}\" }"
done
interfaces_json="$(echo ${interfaces} | sed -e 's/} "/}, "/g') }"

if [ "${interfaces}" != '{ }' ]; then
  uptime=$(uptime | sed -e 's/.*up //' -e 's/,.*//')

  uname_json="{
    \"kernel-name\": \"$(uname -s)\",
    \"nodename\": \"$(uname -n)\",
    \"kernel-release\": \"$(uname -r)\",
    \"kernel-version\": \"$(uname -v)\",
    \"machine\": \"$(uname -m)\",
    \"processor\": \"$(uname -p)\",
    \"hardware-platform\": \"$(uname -i)\",
    \"operating-system\": \"$(uname -o)\"
  }"

  internet_ip_info_json=$(curl -s http://ipinfo.io)

  combined_json="{
    \"timestamp\": \"$(date -u +'%Y-%m-%dT%H:%M:%S.%6NZ')\",
    \"uptime\": \"${uptime}\",
    \"hostname\": \"$(hostname -f)\",
    \"interfaces\": ${interfaces_json},
    \"uname\": ${uname_json},
    \"internet-ip-info\": ${internet_ip_info_json}
  }"

  tempfile=$(mktemp)
  echo ${combined_json} > ${tempfile}
  curl -s -X POST -T ${tempfile} ${URL}
  rm -f ${tempfile}
fi