usr/share/carnet-upgrade/scripts/check_services

   1 #!/bin/sh
   2 # last update: 2004-12-20
   3 # last update: 2005-01-07 razlicita msg_finished poruka, ovisno o $queuename
   4 # Zoran 'jelly' Dzelajlija <jelly@srce.hr>
   5 # Ivan 'ico' Rako <irako@srce.hr>
   6
   7 # Load debconf stuff
   8 . /usr/share/debconf/confmodule
   9
  10 # Load nase funkcije
  11 . /usr/share/carnet-upgrade/functions.sh
  12 . /usr/share/carnet-upgrade/messages.sh
  13 . /usr/share/carnet-upgrade/data.sh
  14
  15 # provjeri da li su paketi iz prvog polja instalirani i to strpaj u debconf
  16 cs_preupgrade () {
  17   local services i
  18
  19   for i in $(echo "$services_to_check" | sed 's/                */      /g'| awk -F'    ' '{print $1}')
  20   do
  21     if pkg $i; then
  22       if ! echo $services | grep -q $i; then
  23         services="$services $i"
  24       fi
  25     fi
  26   done
  27
  28   if [ -n "$services" ]; then
  29     db_set cn-upgrade/check-services "$services"
  30     db_go || true
  31   fi
  32 }
  33
  34 cs_pgrep () {
  35     local failed_services
  36
  37     while read line; do
  38         # get service param from stdin
  39         user=$(echo "$line" | awk -F '  ' '{print $2}')
  40         psname=$(echo "$line" | awk -F '        ' '{print $3}')
  41         nicename=$(echo "$line" | awk -F '      ' '{print $4}')
  42
  43         # check if service is running
  44         if ! pgrep -u $user -f "$psname" > /dev/null; then
  45             failed_services="$failed_services, $nicename"
  46
  47         fi
  48     done
  49
  50     echo ${failed_services#, }
  51 }
  52
  53 # uzmi iz debconfa instalirane servise, i provjeri rade li
  54 cs_postupgrade () {
  55   local services i failed_services msg_header
  56
  57   case "$queuename" in
  58     upgrade) msg_header="$msg_finished_upgrade"
  59       ;;
  60     *)
  61       msg_header="$msg_finished"
  62       ;;
  63   esac
  64
  65   db_get cn-upgrade/check-services || true
  66   services="${RET// /|}"
  67
  68   failed_services=$(
  69     echo "$services_to_check" \
  70     | grep -E "^($services)" \
  71     | sed 's/           */      /g' \
  72     | cs_pgrep
  73   )
  74
  75   if [ -n "$failed_services" ]; then
  76     notice "$msg_header$msg_failed_services$failed_services"
  77   else
  78     notice "$msg_header"
  79   fi
  80 }
  81
  82 # checkiraj da li je sto zapisano u debconf
  83 cs_check () {
  84   db_get cn-upgrade/check-services || true
  85   debconf="$RET"
  86
  87   if [ -n "$debconf" ]; then
  88     exit 0
  89   else
  90     exit 1
  91   fi
  92 }
  93
  94 case "$1" in
  95 preupgrade)     cs_preupgrade
  96         ;;
  97 postupgrade)    cs_postupgrade
  98         ;;
  99 check)  cs_check
 100         ;;
 101 *)      echo "Usage: $0 (preupgrade|postupgrade|check)"
 102         exit 1
 103         ;;
 104 esac
 105 exit 0
 106