Run a script forever, optionally executing a setup.sh script after each restart.

forever.sh

#!/bin/bash

## forever.sh
#
# Run a script forever, 
# optionally executing a setup.sh
# script after each restart. 
#

SLEEP_TIME=5

if [[ -z "$FOREVERSH_CMD" ]]; then
  echo "Usage: FOREVERSH_CMD=\"cmd to execute --args\" $0"
  exit 1
fi


echo "Forever running command $FOREVERSH_CMD."

while [[ true ]]; do
  $FOREVERSH_CMD
  sleep $SLEEP_TIME
done