Script for notifying Pushover of successful SSH logins

pam-pushover.sh

#!/bin/sh

PUSHOVER_API_URL="https://api.pushover.net/1/messages.json"

PUSHOVER_APPTOKEN="<YOUR_APP_TOKEN>"
PUSHOVER_USERKEY="<YOUR_USER_KEY>"

if [ "$PAM_TYPE" != "close_session" ]; then
    MESSAGE="User '$PAM_USER' logged into '`hostname`' from IP address '$PAM_RHOST'"
    curl -s -F "user=$PUSHOVER_USERKEY" -F "token=$PUSHOVER_APPTOKEN" -F "message=$MESSAGE" $PUSHOVER_API_URL
fi