EVOLUTION-MANAGER

Edit File: build_snmp_mappings.sh

#!/bin/bash

#
# (C) 2022 - ntop
#
# This tool is used to generate automatically the SNMP mappings file
# to be used with nProbe
#

function help {
    echo "Usage:   build_snmp_mappings.sh <SNMP agent IP> <SNMP version 1|2c> <SNMP community>"
    echo ""
    echo "Example: build_snmp_mappings.sh 127.0.0.1 2c public > snmp_mappings.txt"
    echo "         nprobe --snmp-mappings snmp_mappings.txt ..."
    exit 0
}

# Check if snmpwalk is present
WALK=`which snmpwalk`

if [ -z "$WALK" ]; then
    echo "ERROR: snmpwalk not found"
    echo ""
    echo "Please install the snmp package (e.g. 'sudo apt-get install snmp')"
    echo "and run this tool again"
    exit
fi

if [ "$#" -ne 3 ]; then
    help
else
    AGENT=$1
    VERSION=$2
    COMMUNITY=$3

if [ "$VERSION" != "1" ] && [ "$VERSION" != "2c" ]; then
	echo "ERROR: Invalid SNMP version"
	help
    fi

IFNAME_OID="1.3.6.1.2.1.2.2.1.2"
    ALIAS_OID="1.3.6.1.2.1.31.1.1.1.18"
    
    $WALK -On -v $VERSION -c $COMMUNITY $AGENT $IFNAME_OID | cut -d '.' -f 12 | cut -d ' ' -f 1,4 |
	while IFS= read -r line; do
	    echo "$AGENT $line"
	done

echo "# Agent InterfaceId Name"