code.delx.au - monosys/blob - bin/find-services-to-restart

   1 #!/bin/bash
   2
   3 function get_pids_to_restart {
   4     sudo lsof +c 0 / | \
   5         awk '/DEL|(deleted)/ { print $2 }' | \
   6         sort -u
   7 }
   8
   9 function find_service_for_pid {
  10     systemctl status "$1" | \
  11         awk '$2 ~ /\.service$/ && NR == 1 { print $2 }'
  12 }
  13
  14 function is_cron_child {
  15     if [ "$1" != "cronie.service" ]; then
  16         return 1
  17     fi
  18     if systemctl show cronie -p MainPID | grep -q "$2"; then
  19         return 1
  20     fi
  21     return 0
  22 }
  23
  24 function echo_kill_pid {
  25     echo "sudo kill $1 # $(ps -p"$1" -o user=,cmd=)"
  26 }
  27
  28 function echo_restart_service {
  29     echo "sudo systemctl restart $1"
  30 }
  31
  32 for pid in $(get_pids_to_restart); do
  33     if [ "$pid" = 1 ]; then
  34         echo "sudo systemctl daemon-reexec"
  35         exit 0
  36     fi
  37
  38     service="$(find_service_for_pid "$pid")"
  39     if is_cron_child "$service" "$pid"; then
  40         echo_kill_pid "$pid"
  41
  42     elif [ -n "$service" ]; then
  43         echo_restart_service "$service"
  44
  45     else
  46         echo_kill_pid "$pid"
  47     fi
  48
  49 done | sort -u
  50