src/scripts/check_services

   1 #!/bin/bash
   2
   3 STORE=/var/lib/carnet-upgrade/check-services
   4
   5 # Load nase funkcije
   6 . /usr/share/carnet-upgrade/data.sh
   7 . /usr/share/carnet-upgrade/messages.sh
   8 . /usr/share/carnet-upgrade/functions.sh
   9
  10 # provjeri da li su paketi iz prvog polja instalirani i to strpaj u debconf
  11 cs_preupgrade () {
  12   local services i
  13
  14   for i in $(echo "$services_to_check" | sed 's/                */      /g'| awk -F'    ' '{print $1}')
  15   do
  16     if pkg $i; then
  17       if ! echo $services | grep -q $i; then
  18         services="$services $i"
  19       fi
  20     fi
  21   done
  22
  23   if [ -n "$services" ]; then
  24     echo "${services# }" > $STORE
  25   fi
  26 }
  27
  28 cs_pgrep () {
  29     local failed_services
  30
  31     while read line; do
  32         # get service param from stdin
  33         user=$(echo "$line" | awk -F '  ' '{print $2}')
  34         psname=$(echo "$line" | awk -F '        ' '{print $3}')
  35         nicename=$(echo "$line" | awk -F '      ' '{print $4}')
  36
  37         # check if service is running
  38         if ! pgrep -u $user -f "$psname" > /dev/null; then
  39             failed_services="$failed_services, $nicename"
  40
  41         fi
  42     done
  43
  44     echo ${failed_services#, }
  45 }
  46
  47 # uzmi iz debconfa instalirane servise, i provjeri rade li
  48 cs_postupgrade () {
  49   local services i failed_services msg_header
  50
  51   case "$queuename" in
  52     upgrade) msg_header="$msg_finished_upgrade"
  53       ;;
  54     *)
  55       msg_header="$msg_finished"
  56       ;;
  57   esac
  58
  59   services=$(test -f $STORE && cat $STORE)
  60   services="${services// /|}"
  61
  62   failed_services=$(
  63     echo "$services_to_check" \
  64     | grep -E "^($services)" \
  65     | sed 's/           */      /g' \
  66     | cs_pgrep
  67   )
  68
  69   if [ -n "$failed_services" ]; then
  70     notice "$msg_header$msg_failed_services$failed_services"
  71   else
  72     notice "$msg_header"
  73   fi
  74 }
  75
  76 # checkiraj da li je sto zapisano
  77 cs_check () {
  78   services=$(test -f $STORE && cat $STORE)
  79
  80   if [ -n "$services" ]; then
  81     exit 0
  82   else
  83     exit 1
  84   fi
  85 }
  86
  87 # prikazi sto je zapisano
  88 cs_show () {
  89   services=$(test -f $STORE && cat $STORE)
  90
  91   echo "$services"
  92 }
  93
  94 case "$1" in
  95 preupgrade)     cs_preupgrade
  96         ;;
  97 postupgrade)    cs_postupgrade
  98         ;;
  99 check)  cs_check
 100         ;;
 101 show)   cs_show
 102         ;;
 103 *)      echo "Usage: $0 (preupgrade|postupgrade|check|show)"
 104         exit 1
 105         ;;
 106 esac
 107 exit 0
 108