mirror of
https://dev.iopsys.eu/bbf/bbfdm.git
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Move nslookup script to DNS Manager package
This commit is contained in:
Amin Ben Romdhane
parent
694f363934
commit
b97be32967
1 changed files with 0 additions and 209 deletions
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#!/bin/sh
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# Copyright (C) 2022 iopsys Software Solutions AB
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# Author: AMIN Ben Ramdhane <amin.benramdhane@pivasoftware.com>
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. /usr/share/libubox/jshn.sh
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. /usr/share/bbfdm/scripts/bbf_api
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get_nslookup_log_file() {
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IDX=1
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LOG_FILE="/tmp/nslookup_$IDX.log"
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while [ -e ${LOG_FILE} ]; do
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IDX=$((IDX+1))
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LOG_FILE="/tmp/nslookup_$IDX.log";
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done
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echo ${LOG_FILE}
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}
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nslookup_list() {
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json_add_object "nslookup"
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json_add_string "host" "str"
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json_add_string "dns_serevr" "str"
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json_add_string "iface" "str"
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json_add_string "nbr_of_rep" "str"
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json_add_string "timeout" "str"
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json_add_string "proto" "str"
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json_add_string "cancel" "str"
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json_close_object
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}
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nslookup_error() {
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json_init
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json_add_string "Status" "$1"
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json_add_int "SuccessCount" "0"
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json_dump
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# Store data in dmmap_diagnostics for both protocols (cwmp/usp)
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[ "$2" = "both_proto" ] && {
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$UCI_SET_BBF_DMMAP dmmap_diagnostics.nslookup.DiagnosticState="$1"
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$UCI_SET_BBF_DMMAP dmmap_diagnostics.nslookup.SuccessCount=0
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$UCI_COMMIT_BBF_DMMAP
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}
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}
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nslookup_launch() {
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input="$1"
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json_load "${input}"
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json_get_var hostname host
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json_get_var dnsserver dns_serevr
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json_get_var iface iface
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json_get_var cnt nbr_of_rep
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json_get_var proto proto
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json_get_var cancel cancel
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LOG_FILE=$(get_nslookup_log_file)
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# Assign default value
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[ -z "${cnt}" ] && cnt=1
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# Clear all nslookup result instances
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[ "$proto" = "both_proto" ] && {
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old_pid=$(cat /tmp/nslookup_pid)
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[ -n "${old_pid}" ] && {
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cmd=$(cat /proc/$old_pid/cmdline)
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}
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if [[ "${cmd}" = *nslookup* ]]; then
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kill -9 $old_pid
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fi
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res=$($UCI_SHOW_BBF_DMMAP dmmap_diagnostics | grep -E "=NSLookupResult$" | cut -d= -f 1)
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for i in $res; do
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$UCI_DELETE_BBF_DMMAP "${i}"
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done
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if [ "${cancel}" -eq "1" ]; then
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json_init
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json_add_string "Status" "None"
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json_add_int "SuccessCount" "0"
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json_dump
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$UCI_SET_BBF_DMMAP dmmap_diagnostics.nslookup.DiagnosticState="None"
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$UCI_SET_BBF_DMMAP dmmap_diagnostics.nslookup.SuccessCount=0
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$UCI_COMMIT_BBF_DMMAP
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else
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echo $$ > /tmp/nslookup_pid
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$UCI_SET_BBF_DMMAP dmmap_diagnostics.nslookup.DiagnosticState="Requested_running"
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$UCI_COMMIT_BBF_DMMAP
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fi
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}
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# Fail if hostname is empty
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[ -z "${hostname}" ] && {
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nslookup_error "Error_Internal" "${proto}"
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return
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}
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[ -z "${dnsserver}" ] && dnsserver="127.0.0.1"
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i=0
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while [ $i -lt "${cnt}" ]; do
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i=$((i+1))
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nslookup -debug "${hostname}" "${dnsserver}" >>"${LOG_FILE}" 2>&1
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error_code="$?"
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nxd=$(cat "${LOG_FILE}" | grep "NXDOMAIN")
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[ -n "$nxd" ] && {
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nslookup_error "Error_DNSServerNotResolved" "${proto}"
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return;
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}
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[ "$error_code" != "0" ] && {
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nslookup_error "Error_Other" "${proto}"
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return;
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}
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echo "++++++++++++++++++++++++++++++" >>"${LOG_FILE}"
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done
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AnswerType="Authoritative"
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success_count=0
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address=""
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j=0
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json_init
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json_add_array "NSLookupResult"
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while IFS= read line; do
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[ -z "$line" ] && continue;
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server=$(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=$var; status="Success"; success_count=$((success_count+1)); continue; }
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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=$var; status="Success"; address="$hostname"; success_count=$((success_count+1)); continue; }
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var=$(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" | grep "completed" | awk -F'in' '{print $2}' | tr -d 'ms:\t ')
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[ -n "$var" ] && { ResponseTime=$var; continue; }
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echo "$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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json_add_object ""
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json_add_string "Status" "${status}"
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json_add_string "AnswerType" "${AnswerType}"
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json_add_string "HostNameReturned" "${HostNameReturned}"
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json_add_string "IPAddresses" "${address}"
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json_add_string "DNSServerIP" "${dns_server_ip}"
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json_add_string "ResponseTime" "${ResponseTime}"
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json_close_object
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# Store data in dmmap_diagnostics for both protocols (cwmp/usp)
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[ "$proto" = "both_proto" ] && {
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$UCI_ADD_BBF_DMMAP dmmap_diagnostics NSLookupResult
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$UCI_RENAME_BBF_DMMAP dmmap_diagnostics.@NSLookupResult[$j]="nslookup_result_${j}"
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$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="${ResponseTime}"
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j=$((j+1))
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}
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address=""
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AnswerType="Authoritative"
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fi
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done <"${LOG_FILE}"
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rm -f "${LOG_FILE}"
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json_close_array
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json_add_string "Status" "Complete"
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json_add_int "SuccessCount" "${success_count}"
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json_dump
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# Store data in dmmap_diagnostics for both protocols (cwmp/usp)
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[ "$proto" = "both_proto" ] && {
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$UCI_SET_BBF_DMMAP dmmap_diagnostics.nslookup.DiagnosticState="Complete"
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$UCI_SET_BBF_DMMAP dmmap_diagnostics.nslookup.SuccessCount="${success_count}"
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$UCI_COMMIT_BBF_DMMAP
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}
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}
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if [ "$1" = "list" ]; then
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nslookup_list
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elif [ -n "$1" ]; then
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nslookup_launch "$1"
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else
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nslookup_error "Error_Internal"
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fi
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