src/initscripts/init.d/collectd

   1 #!/bin/sh
   2 # Begin $rc_base/init.d/collecd
   3
   4
   5 . /etc/sysconfig/rc
   6 . $rc_functions
   7
   8 eval $(/usr/local/bin/readhash /var/ipfire/main/settings)
   9 eval $(/usr/local/bin/readhash /etc/sysconfig/ramdisk)
  10
  11 if [ "$RRDLOG" = '' ]; then
  12         RRDLOG=/var/log/rrd
  13 fi
  14
  15 case "$1" in
  16         start)
  17                 if [ "$FORCE" == '1' ] || [ "$(mem_amount)" -gt "490" ];then
  18                         #mount ramdisk
  19                         if ! mountpoint $RRDLOG &>/dev/null; then
  20                                 boot_mesg "Mount rrd Ramdisk..."
  21                                 if [ $(find "$RRDLOG" | wc -l) -ne 1 ]; then
  22                                         backup_ramdisk "$RRDLOG"
  23                                 fi
  24                                 mount_ramdisk "$RRDLOG"
  25                                 evaluate_retval
  26                                 #cleanup cron
  27                                 if [ -e $RRDLOG.bak/cron/new.root ]; then
  28                                         if [ -e $RRDLOG.bak/cron/root ]; then
  29                                                 rm -f $RRDLOG.bak/cron/new.root
  30                                         fi
  31                                 fi
  32                                 #restore old values to ramdisk if exist
  33                                 restore_ramdisk "$RRDLOG"
  34                         fi
  35                 else
  36                         restore_ramdisk "$RRDLOG"
  37                 fi
  38                         #
  39                         # Move /var/spool/cron to ramdisk and make a symlink
  40                         #
  41                         if [ ! -L /var/spool/cron ]; then
  42                                 mv /var/spool/cron /var/log/rrd/cron
  43                                 ln -s /var/log/rrd/cron /var/spool/cron
  44                         fi
  45
  46                 # If run from init and collectd alrady started then exit silent
  47                 if [ "$(basename $0)" != "collectd" ]; then
  48                         if [ "$(ps -A | grep " collectd$")" != "" ]; then
  49                                 exit 0
  50                         fi
  51                 fi
  52
  53                 # ARM does not support to scan for sensors. In that case,
  54                 # we create an empty configuration file.
  55                 machine=$(uname -m)
  56                 if [ "${machine:0:3}" = "arm" ]; then
  57                         touch /etc/sysconfig/lm_sensors
  58                 fi
  59
  60                 # At first run search for sensors with sensors-detect
  61                 if [ ! -e /etc/sysconfig/lm_sensors ]; then
  62                         boot_mesg "Searching for Sensors..."
  63
  64                         # pre scan and try to load modules
  65                         "yes" | /usr/sbin/sensors-detect > /dev/null
  66                         if [ -e /etc/sysconfig/lm_sensors ]; then
  67
  68                                 # Module load
  69                                 . /etc/sysconfig/lm_sensors
  70                                 for modul in $BUS_MODULES $HWMON_MODULES ; do
  71                                         modprobe $modul > /dev/null 2>&1;
  72                                 done
  73                         fi
  74
  75                         # Final scan
  76                         "yes" | /usr/sbin/sensors-detect > /dev/null
  77                         evaluate_retval
  78
  79                         if [ ! -e /etc/sysconfig/lm_sensors ]; then
  80                                 echo "#No Sensors detected " > /etc/sysconfig/lm_sensors
  81                         fi
  82                 fi
  83
  84                 # Load sensor modules only first start
  85                 if [ ! -e /var/lock/sensors_modules ]; then
  86                         touch /var/lock/sensors_modules
  87
  88                         boot_mesg -n "Loading Sensor Modules: "
  89                         . /etc/sysconfig/lm_sensors
  90                         for modul in $BUS_MODULES $HWMON_MODULES ; do
  91                         modprobe $modul > /dev/null 2>&1;
  92                                 if [ ${?} = 0 ]; then
  93                                         boot_mesg -n "$SUCCESS$modul$NORMAL ";
  94                                 else
  95                                         boot_mesg -n "$WARNING$modul$NORMAL ";
  96                                 fi
  97                         done
  98                         boot_mesg;
  99                         echo_ok;
 100                 fi
 101
 102                 # Enable sensors plugin if sensors found
 103                 if [ "$( sensors 2>&1 | grep 'No sensors found!' | wc -l )" == "1" ]; then
 104                         sed -i -e "s|^LoadPlugin sensors|#LoadPlugin sensors|g" /etc/collectd.conf
 105                 else
 106                         sed -i -e "s|^#LoadPlugin sensors|LoadPlugin sensors|g" /etc/collectd.conf
 107                 fi
 108
 109                 # Enable thermal plugin if thermal_zone found
 110                 if [ ! -e  /sys/class/thermal/thermal_zone0 ]; then
 111                         sed -i -e 's|^include "/etc/collectd.thermal"$|#include "/etc/collectd.thermal"|g' /etc/collectd.conf
 112                 else
 113                         sed -i -e 's|^#include "/etc/collectd.thermal"$|include "/etc/collectd.thermal"|g' /etc/collectd.conf
 114                 fi
 115
 116                 # Enable swap plugin if swap found
 117                 if [ "$(swapon -s | wc -l)" == "0" ]; then
 118                         sed -i -e "s|^LoadPlugin swap|#LoadPlugin swap|g" /etc/collectd.conf
 119                 else
 120                         sed -i -e "s|^#LoadPlugin swap|LoadPlugin swap|g" /etc/collectd.conf
 121                 fi
 122
 123                 # sync after config update...
 124                 sync
 125
 126                 if [ $(date +%Y) -gt 2011 ]; then
 127                         boot_mesg "Starting Collection daemon..."
 128                         /usr/sbin/collectd -C /etc/collectd.conf
 129                         evaluate_retval
 130                 else
 131                         boot_mesg "collectd: cannot start with incorrect time ($(date))."
 132                         echo_warning;
 133                 fi
 134                 ;;
 135         stop)
 136                 boot_mesg "Stopping Collection daemon..."
 137                 killproc /usr/sbin/collectd
 138                 evaluate_retval
 139                 backup_ramdisk "$RRDLOG"
 140                 umount_ramdisk "$RRDLOG"
 141                 # sync after backup...
 142                 sync
 143                 ;;
 144         restart)
 145                 ${0} stop
 146                 sleep 1
 147                 ${0} start
 148                 ;;
 149         status)
 150                 statusproc /usr/sbin/collectd
 151                 ;;
 152
 153         *)
 154                 echo "Usage: $0 {start|stop|restart|status}"
 155                 exit 1
 156                 ;;
 157 esac
 158
 159 # End $rc_base/init.d/collectd