devops-exercises/topics/shell/solutions/host_status.md

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2021-11-07 16:54:06 +01:00
## It's Alive!
### Objectives
1. Write a script to determine whether a given host is down or up
### Solution
```
#!/usr/bin/env bash
SERVERIP=<IP Address>
NOTIFYEMAIL=test@example.com
ping -c 3 $SERVERIP > /dev/null 2>&1
if [ $? -ne 0 ]
then
# Use mailer here:
mailx -s "Server $SERVERIP is down" -t "$NOTIFYEMAIL" < /dev/null
fi
```