mirror of
https://dev.iopsys.eu/bbf/bbfdm.git
synced 2025-12-10 07:44:39 +01:00
102 lines
3.7 KiB
Bash
Executable file
102 lines
3.7 KiB
Bash
Executable file
#!/bin/sh
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# Copyright (C) 2019 iopsys Software Solutions AB
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# Author: AMIN Ben Ramdhane <amin.benramdhane@pivasoftware.com>
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source /usr/share/bbfdm/bbf_uci_api
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LOG_FILE="/tmp/nslookup.log"
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nslookup_launch() {
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local i j time1 time2 timeresponse status AnswerType HostNameReturned address dns_server_ip ResponseTime success_count
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local address=""
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local hostname=`uci_get_bbf_dmmap dmmap_diagnostics.nslookup.HostName`
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local dnsserver=`uci_get_bbf_dmmap dmmap_diagnostics.nslookup.DNSServer`
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local cnt=`uci_get_bbf_dmmap dmmap_diagnostics.nslookup.NumberOfRepetitions 1`
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[ "$hostname" = "" ] && return
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i=0
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j=0
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success_count=0
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[ -e "${LOG_FILE}" ] && rm ${LOG_FILE}
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delete_all_results
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while [ $i -lt $cnt ]; do
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let i++
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time1=`date +%s`
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if [ -z "$dnsserver" ]; then
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nslookup $hostname >>${LOG_FILE} 2>&1
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else
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nslookup $hostname $dnsserver >>${LOG_FILE} 2>&1
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fi
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time2=`date +%s`
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timeresponse=$(($(($time2-$time1))*1000))
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echo "ResponseTime: $timeresponse" >>${LOG_FILE}
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echo "++++++++++++++++++++++++++++++" >>${LOG_FILE}
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done
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while IFS= read line; do
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[ -z "$line" ] && continue;
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local server=`echo "$line" | tr -d '\t' | tr -d ' ' | grep "Server:" | awk -F':' '{print $2}'`
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if [[ -n "$server" && "$server" == "0.0.0.0" ]]; then
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status="Error_DNSServerNotAvailable"
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continue
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elif [ -n "$server" ]; then
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dns_server_ip=$server
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continue
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fi
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var=`echo "$line" | tr -d '\t' | tr -d ' ' | grep "Name:" | awk -F':' '{print $2}'`
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[ -n "$var" ] && { HostNameReturned=$var; status="Success"; AnswerType="Authoritative"; let success_count++; continue; }
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var=`echo "$line" | grep "Address " | awk -F':' '{print substr($0, index($0,$2))}' | tr -d '\t' | tr -d ' '`
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[ -n "$var" ] && { [ -z "$address" ] && address="$var" || address="$address,$var"; continue; }
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var=`echo "$line" | tr -d '\t' | tr -d ' ' | grep "ResponseTime:" | awk -F':' '{print $2}'`
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[ -n "$var" ] && { ResponseTime=$var; continue; }
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echo $line | grep 'Can' >/dev/null 2>&1 && { continue; }
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echo $line | grep 'connection timed out' >/dev/null 2>&1 && { AnswerType="None"; status="Error_Timeout"; continue; }
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echo $line | grep 'Non-authoritative' >/dev/null 2>&1 && { AnswerType="NonAuthoritative"; continue; }
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if echo $line | grep '++++++++++++++++++++++' >/dev/null 2>&1; then
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$UCI_ADD_BBF_DMMAP dmmap_diagnostics NSLookupResult
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$UCI_SET_BBF_DMMAP dmmap_diagnostics.@NSLookupResult[$j].Status=$status
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$UCI_SET_BBF_DMMAP dmmap_diagnostics.@NSLookupResult[$j].AnswerType=$AnswerType
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$UCI_SET_BBF_DMMAP dmmap_diagnostics.@NSLookupResult[$j].HostNameReturned=$HostNameReturned
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$UCI_SET_BBF_DMMAP dmmap_diagnostics.@NSLookupResult[$j].IPAddresses=$address
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$UCI_SET_BBF_DMMAP dmmap_diagnostics.@NSLookupResult[$j].DNSServerIP=$dns_server_ip
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$UCI_SET_BBF_DMMAP dmmap_diagnostics.@NSLookupResult[$j].ResponseTime=$ResponseTime
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let j++
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address=""
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fi
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done <${LOG_FILE}
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rm -f ${LOG_FILE}
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$UCI_SET_BBF_DMMAP dmmap_diagnostics.nslookup.SuccessCount=$success_count
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$UCI_SET_BBF_DMMAP dmmap_diagnostics.nslookup.DiagnosticState=Complete
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$UCI_COMMIT_BBF_DMMAP
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}
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delete_all_results() {
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local j
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for j in $($UCI_SHOW_BBF_DMMAP dmmap_diagnostics | grep "dmmap_diagnostics.@NSLookupResult.*=NSLookupResult"); do
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$UCI_DELETE_BBF_DMMAP dmmap_diagnostics.@NSLookupResult[-1]
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done
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$UCI_COMMIT_BBF_DMMAP
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}
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nslookup_stop_diagnostic() {
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delete_all_results
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local pids=`ps | grep nslookup_launch | grep -v grep | awk '{print $1}'`
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if [ -n "$pids" ]; then
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kill -9 $pids &>/dev/null
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$UCI_SET_BBF_DMMAP dmmap_diagnostics.nslookup.DiagnosticState=None
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$UCI_COMMIT_BBF_DMMAP
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fi
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}
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if [ "$1" == "run" ]; then
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nslookup_launch
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elif [ "$1" == "stop" ]; then
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nslookup_stop_diagnostic
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else
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return
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fi
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