src/initscripts/packages/amazon-ssm-agent

   1 #!/bin/sh
   2 ########################################################################
   3 # Begin $rc_base/init.d/amazon-ssm-agent
   4 ########################################################################
   5
   6 . /etc/sysconfig/rc
   7 . ${rc_functions}
   8
   9 case "${1}" in
  10         start)
  11                 # Do not launch the agent when we are not running on EC2
  12                 if ! running_on_ec2; then
  13                         exit 0
  14                 fi
  15
  16                 # Allow the kernel to overcommit memory.
  17                 # The SSM agent fails to clone() itself when there is
  18                 # "not enough memory" available. This simply seems to
  19                 # fail no matter how much free memory is available.
  20                 echo 1 > /proc/sys/vm/overcommit_memory
  21
  22                 boot_mesg "Starting Amazon SSM Agent..."
  23                 /usr/bin/amazon-ssm-agent &>/dev/null &
  24                 evaluate_retval
  25                 ;;
  26
  27         stop)
  28                 boot_mesg "Stopping Amazon SSM Agent..."
  29                 killproc /usr/bin/amazon-ssm-agent
  30                 ;;
  31
  32         restart)
  33                 ${0} stop
  34                 sleep 1
  35                 ${0} start
  36                 ;;
  37
  38         status)
  39                 statusproc /usr/bin/amazon-ssm-agent
  40                 ;;
  41
  42         *)
  43                 echo "Usage: ${0} {start|stop|restart|status}"
  44                 exit 1
  45                 ;;
  46 esac
  47
  48 # End $rc_base/init.d/amazon-ssm-agent