Untitled

#!/bin/bash
host="localhost"
port=11400
webserver_status=0
scheduler_status=0
(echo > /dev/tcp/$host/$port) > /dev/null 2>&1
# using telenet command
if [ $? -eq 0 ]; then
  webserver_status=1
  echo "Up"
else
  webserver_status=0
  echo "Down"
fi
(echo > /dev/tcp/$host/$port) > /dev/null 2>&1
status=$?
# Check the exit code of the telnet command to see if the scheduler is up or down
if [ $status -eq 0 ]; then
  scheduler_status=1
  echo "Scheduler is Up"
else
  scheduler_status=0
  echo "Scheduler is Down"
fi
echo "$webserver_status"
echo "$scheduler_status"
if [$webserver_status -eq 0] && [$scheduler_status -eq 0]; then
  echo "both webserver and scheduler ae down...starting both webserver and scheduler"
  airflow webserver -D
  airflow scheduler -D
fi
if [$webserver_status -eq 1] && [$scheduler_status -eq 0]; then
  echo "scheduler is down"
  airflow scheduler -D
fi
if [$webserver_status -eq 0] && [$scheduler_status -eq 1]; then
  echo "webserver is down and scheduler is up"
  airflow webserver -D
fi