工作台使用率统计

为了对工作环境里50台console在工作时间段内8:30~17:30的使用情况做个统计，写了下面的代码来自动化统计。代码是修改了系统的屏保配置文件，通过屏保运行的时间sleep time来反向计算这些工作台的人为使用情况active time.

 

#!/bin/bash

#-----------GLOBAL variable define-----------

# array for IP Address and PASSword for 52 computers

declare -a HOST_IP

declare -a HOST_PASS

declare -a HOST_NAME

declare -a HOST_LAST_TIMES

declare -a HOST_ACTIVE_TIME

# declare host access variables

HOST_USER="spongebob"<details>

HOST_PASS_1="secretbox"

HOST_PASS_2="magicshell"

No=50

INTERVAL_S=300                                                                                     # work hour interval: 5  min

INTERVAL_L=1800                                                                                    # home hour interval: 30 min

ACTIVE_TIME=0

YESTERDAY=`date "+%Y-%m-%d"`

#CSV_NAME=$HOST_NAME"_"`date "+%Y%b%d_%H:%M"`

SS_PID_NO=0

 

#############################################################################

#-------------FUNCTION for initial each computer's IP address---------------                                         #

# return >> HOST_IP for ip address for each computer                                                                          #

# return >> HOST_PASS as NONE for each host password initialization                                                 # 

# return >> HOST_LAST_TIMES as 0 for the last timestamp of each host                                               #

# return >> HOST_ACTIVE_TIME for record host active during time accumulation                                 #

#############################################################################

host_ip_init() {

 

#assgin ip value for each element of IP Address

for ((i=1;i<$No;i++))

do

    if [ $i -lt 10 ]; then

       HOST_IP[i]="192.168.1.5"$i

       HOST_NAME[i]="bob0"$i

    elif [ $i -lt 48 ]; then

          HOST_IP[i]="192.168.1."$i

          HOST_NAME[i]="bob"$i

    else [ $i -lt $No ]

          HOST_IP[i]="192.168.1."$i

          HOST_NAME[i]="bob"$i

    fi

    HOST_ACTIVE_TIME[i]=0

    ####debug message####

    #echo "${HOST_NAME[i]}'s IP is ${HOST_IP[i]}"

done

 

return 0

}

 

#############################################################################

#------------FUNCTION for check the accessable for each computer-----------                                      #

# return >> the HOST_PASS=NONE                     || if host not accessable                                              #

# return >> the HOST_PASS=HOST_PASS1 or HOST_PASS2 || if host alive                                              #

# return >> initial HOST_LAST_TIMES of host last timestamp                                                                  #

# return >> Modify and active screensaver service  || if host accessable                                                 #

# return >> Inactive_Host.csv to record the dead host                                                                             #

#############################################################################

check_access() {

local HOST_ALIVE

local HOST_PASS_CURR

for ((i=1;i<$No;i++))

do

   #global value initial

   HOST_PASS[i]="NONE"

   HOST_LAST_TIMES[i]=`date +%s`

 

   #local value initial

   HOST_ALIVE="NO"

   HOST_PASS_CURR="NONE"

 

   ping -c 1 -W 1 ${HOST_IP[i]} &> /dev/null

   if [ $? -eq 0 ]; then

      HOST_ALIVE="YES"

      #echo "${HOST_IP[i]} is aliving"

   else

      HOST_ALIVE="NO"

      #echo "${HOST_IP[i]} HOST Alive $HOST_ALIVE"

   fi

   

   if [ $HOST_ALIVE == "YES" ]; then

      # remove the offending key if remote host identification changed

      ssh-keygen -R ${HOST_IP[i]} -f /usr/g/ctuser/.ssh/known_hosts >&2 -q

 

      # get xscreensaver-gfx process number to identify whether screensaver is running

      sshpass -p $HOST_PASS_1 ssh -o StrictHostKeyChecking=no -o ConnectTimeout=3 $HOST_USER@${HOST_IP[i]} "exit"

      if [ $? -eq 0 ]; then

         HOST_PASS_CURR=$HOST_PASS_1

      else

         #Check whether PASSWORD_2 is available for current host.

         sshpass -p $HOST_PASS_2 ssh -o StrictHostKeyChecking=no -o ConnectTimeout=3 $HOST_USER@${HOST_IP[i]} "exit"

         if [ $? -eq 0 ]; then

            HOST_PASS_CURR=$HOST_PASS_2

         fi

      fi

 

      HOST_PASS[$i]=$HOST_PASS_CURR

      #echo "${HOST_NAME[i]}'s password is: \"$HOST_PASS_CURR\""

   fi

   

   if [ ${HOST_PASS[i]} != "NONE" ]; then                                                          # active screensaver each day

      active_screensaver $i >&2

      #echo "Now activing screensaver for alive ${HOST_NAME[i]}"

   fi

   

   if [ $HOST_ALIVE == "NO" ] || [ $HOST_PASS_CURR == "NONE" ]; then                               # record dead host each day

      echo `date "+%Y%b%d"`,`date "+%H:%M"`,${HOST_NAME[i]},"The host is not alive or unaccessable" >> Inactive_Host.csv

   fi

done

 

return 0

}

 

#############################################################################

#--------------------FUNCTION for active screensaver as 10min delay---------                                        #

#   return >> modify screensaver settings and restart the service                                                           #

#############################################################################

active_screensaver() {

local SCREENSAVER_FILE="/usr/g/ctuser/.xscreensaver"

 

#modify "mode", "timeout", "overlayStderr" value in xscreensaver config file and then restart xscreensaver service

sshpass -p ${HOST_PASS[$1]} ssh -o StrictHostKeyChecking=no \

                                -o ConnectTimeout=5  \

                                $HOST_USER@${HOST_IP[$1]} "\

                            sed -i -e '/mode:/c\mode:      one' \

                                   -e '/timeout:/c\timeout:        0:10:00' \

                                   -e '/overlayStderr:/c\overlayStderr:  False' \

                                   $SCREENSAVER_FILE && \

                            xscreensaver-command -restart"

if [ $? -eq 0 ]; then

   echo "${HOST_NAME[$1]} screensaver actived successfully"

fi

}

 

############################################################################

#-------------------    This is the main function     ---------------------                                                   #

# return >> computerxx.csv                      || record host active time                                                     #

# return >> Inactive_Host.csv from check_access || if host unavailable                                                 #

############################################################################

 

## here initial the profiles and modify screensaver settings

host_ip_init        # Initial HOST_IP/HOST_NAME ... profile

 

check_access        # Check every HOST available or not, get HOST_PASS

 

#TIME_STOP="10:00"

 

########### here continue to log the computer active time #########

while true; do

   TODAY=`date "+%Y-%m-%d"`

   NOW=`date "+%H:%M"`

   

   echo "Monitor computers status in a new cycle @ $TODAY $NOW..."

   

   #if [ `date "+%H:%M"` \> $TIME_STOP ]; then

   if [ "$TODAY" != "$YESTERDAY" ] || ([ "$NOW" \> "12:30" ] && [ "$NOW" \< "12:39" ]); then       # refresh HOSTs access and active screensaver 

      check_access                                                                                 # when each new day coming or

   fi                                                                                              # when each 12:30PM at lunch time

   

   for (( i=1;i<$No;i++ )) do

 

      #if [ `date "+%H:%M"` \> $TIME_STOP ]; then

      if [ "$TODAY" != "$YESTERDAY" ] && [ ${HOST_PASS[i]} != "NONE" ]; then                       # when new day coming, the timer roll back to zero

         echo $YESTERDAY,"24:00",${HOST_ACTIVE_TIME[i]}  >> ${HOST_NAME[i]}.csv                    # write the last record for old day

         HOST_ACTIVE_TIME[i]=0                                                                     # set the ACTIVE_TIME to 0 for a new day

         #echo $TODAY,$NOW, ${HOST_ACTIVE_TIME[i]} >> ${HOST_NAME[i]}.csv                          # write the first record for new day

         

         if [ $i -eq 52 ]; then

            #TIME_STOP="18:00"

            YESTERDAY=$TODAY                                                                       # refresh YESTERDAY at the end of 1st loop in new day

         fi

      fi

 

      if [ ${HOST_PASS[i]} != "NONE" ]; then                                                       # Only if host avialible then contine next process

         CURR_TIMES=`date +%s`

 

         if [ "$NOW" \> "08:30" ] && [ "$NOW" \< "17:30" ]; then                                   # logon and get the process number of "xscreensaver-gfx"

            SS_PID_NO=`sshpass -p ${HOST_PASS[$i]} ssh -o StrictHostKeyChecking=no \

                                                       -o ConnectTimeout=5 \

                                                       $HOST_USER@${HOST_IP[$i]} \

                                                       "ps -ef | grep -c "xscreensaver-gfx""`

            if [ $? -eq 0 ]; then

               if [ $SS_PID_NO -eq 2 ]; then

                  DURING_MINUTS=$(($((CURR_TIMES - HOST_LAST_TIMES[i])) / 60))                     # calculate the time range (min) from last record

                  HOST_ACTIVE_TIME[i]=$((HOST_ACTIVE_TIME[i] + DURING_MINUTS))                     # accumulate computer active minitues when someone using it

                  #echo "${HOST_NAME[i]} during time is $DURING_MINUTS, HOST active time is: ${HOST_ACTIVE_TIME[i]}"

               fi

               echo $TODAY,$NOW, ${HOST_ACTIVE_TIME[i]} >> ${HOST_NAME[$i]}.csv                    # write record for each INTERVAL

            else 

               echo $TODAY,$NOW, "unavilable" >> ${HOST_NAME[$i]}.csv                              # write Unavailable if host NOT alive

            fi

         fi

         HOST_LAST_TIMES[$i]=$CURR_TIMES

      fi

   done

 

   if [ "$NOW" \> "08:30" ] && [ "$NOW" \< "17:30" ]; then

      sleep $INTERVAL_S

   else

      sleep $INTERVAL_L

   fi

 

done