Monitor Linux host system time consistency

#!/bin/bash
State_ok=0
State_warning=1
state_critical=2
State_unknown=3
Passwd= ' ************** '
Print_help () {
echo "Usage:"
echo "-h)"
echo "Host Address"
echo "[-W] Warning"
echo "[-c] Critical"
Exit $STATE _OK
}
While Test-n "$"; Do
Case "$" in
--HELP|-H)
Print_help
Exit $STATE _OK
;;
--URL|-H)
Hostaddress=$2
Shift
;;
-W)
Warn_level=$2
Shift
;;
-c)
Critical_level=$2
Shift
;;
*)
echo "Unknown Argument: $ $"
Print_help
Exit $STATE _unknown
;;
Esac
Shift
Done
If ["$warn _level" = = ""]; Then
echo "No Warning level Specified"
Print_help
Exit $STATE _unknown;
Fi
If ["$critical _level" = = ""]; Then
echo "No Critical level Specified"
Print_help
Exit $STATE _unknown;
Fi
If ["$HOSTADDRESS" = = ""]; Then
echo "No hostaddress Specified"
Print_help
Exit $STATE _unknown;
Fi
echo "" >/usr/local/nagios/libexec/check_time_data/host_time_$hostaddress
/usr/local/bin/expect <<eof
Log_file/usr/local/nagios/libexec/check_time_data/host_time_$hostaddress
Log_user 1
Spawn Ssh-t-P 22[email protected]$HOSTADDRESS "Date +%s"
Expect {
"(yes/no)?"
{

Send "yes\r"
Expect "*assword" {send "$PASSWD \ r"}

}
"*assword" {

Send "$PASSWD \ r"
}

}
Expect "100%"
Eof
# # #处理数据格式
Sed-i ' s/\r//g '/usr/local/nagios/libexec/check_time_data/host_time_$hostaddress

# # #处理时间

Host_time= ' cat/usr/local/nagios/libexec/check_time_data/host_time_$hostaddress|grep-e ' ^[0-9] '

Cur_time= ' Date +%s '

Value= ' expr $cur _time-$host _time '

If [$value-lt 0]; Then
Let value=0-$value;
Fi

if [["$value"-le "$warn _level"]]; Then
echo "$HOSTADDRESS time is OK. $HOSTADDRESS _time-cur_time: $value |value= $value; $warn _level; $critical _level;0 "
Exit $STATE _OK;
elif [["$value"-GT "$warn _level"]] && [["$value"-lt "$critical _level"]; Then
echo "$HOSTADDRESS time is WARNING. $HOSTADDRESS _time-cur_time: $value |value= $value; $warn _level; $critical _level;0 "
Exit $STATE _warning;
elif [["$value"-ge "$critical _level"]]; Then
echo "$HOSTADDRESS time is CRITICAL. $HOSTADDRESS _time-cur_time: $value |value= $value; $warn _level; $critical _level;0 "
Exit $STATE _critical;
Fi

Monitor Linux host system time consistency