X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=snmp-port-status.sh;h=050dd3c6694a41d63ab8776ab17576bdf9fb8a6b;hb=982652b5bb4c17fd00293c14d435deb76cd3b286;hp=43702d701932f5bcfde21a23964b0483351178a2;hpb=eeee8e2cee657964cd86affdd3344c458ecf19c5;p=dell-switch

diff --git a/snmp-port-status.sh b/snmp-port-status.sh
index 43702d7..050dd3c 100755
--- a/snmp-port-status.sh
+++ b/snmp-port-status.sh
@@ -1,51 +1,57 @@
-#!/bin/bash
+#!/bin/bash -e
 
 # modified from https://gist.github.com/krokodilerian/a88b4ae992706c22e0b0
 # see /var/lib/snmp/mibs/ietf/IF-MIB
 
 if [ -z "$1" ]; then
-	echo Usage: "$0" hostname ifInErrors ifOutErrors ifInDiscards
+	echo Usage: "$0" hostname ifAdminStatus BRIDGE-MIB::dot1dStpPortState ifInErrors ifOutErrors ifInDiscards
 	exit 4
 fi
 
-log=/dev/shm/port-status/
-test -d $log || mkdir $log
+dir=/dev/shm/port-status/
+if [ ! -d $dir ] ; then
+	mkdir $dir
+	ln -sv `pwd`/port-status/.git $dir/
+fi
 
 sw="$1"
 shift # rest of arguments are IfEntry SEQUENCE
 . ./snmp.conf
-snmp="snmpget -v 2c -c $COMMUNITY -Cf -Ov -OQ $sw"
 
-numports=`$snmp IF-MIB::ifNumber.0`
-:> $log/$sw
+extra=$*
+snmpwalk="snmpwalk -Oqs -v2c -Cc -c $COMMUNITY $sw"
 
-for i in `seq 1 $numports`; do
-	name=`$snmp IF-MIB::ifName.$i`
-	alias=`$snmp IF-MIB::ifAlias.$i`
-	if [ "$name" = "No Such Instance currently exists at this OID" ]; then
-		continue
-	fi
+fping $sw 2>>/dev/shm/dead
 
-	iftype=`$snmp IF-MIB::ifType.$i`
+:> $dir/$sw
 
-#	if [ "$iftype" = "other" ] || [ "$iftype" = propVirtual ] || [ "$iftype" = softwareLoopback ]; then
-#		continue
-#	fi 
-	
-	status=`$snmp IF-MIB::ifOperStatus.$i`
-	if [ "$status" = "notPresent" ] ; then
-		continue;
-	fi
+for oid in ifName ifHighSpeed ifOperStatus $extra ifType ifAlias
+do
+	echo -n "# snmpwalk $sw [$oid] = " >/dev/stderr
 
-	#descr=`$snmp IF-MIB::ifDescr.$i`
-	speed=`$snmp IF-MIB::ifSpeed.$i | sed 's/000000//'`
+	$snmpwalk $oid | cut -d. -f2- | tee $dir/$sw-$oid | wc -l >/dev/stderr
 
-	extra=""
-	for add in "$@"; do
-		extra="$extra "`$snmp IF-MIB::$add.$i`
-	done
+	# put [] around alias and remove empty ones
+	if [ "$oid" = 'ifAlias' ] ; then
+		cat $dir/$sw-$oid | sed -e 's/ / [/' -e 's/$/]/' -e 's/ \[\]$//' > $dir/$sw-$oid.new && mv $dir/$sw-$oid.new $dir/$sw-$oid
+	fi
 
-#	echo "## $sw [$name] $iftype $status $descr $speed"
-	echo "$sw $i $name $speed $status $iftype$extra [$alias]" | tee -a $log/$sw
+	if [ ! -s $dir/$sw ] ; then
+		mv $dir/$sw-$oid $dir/$sw
+	else
+		join -a 1 $dir/$sw $dir/$sw-$oid > $dir/$sw.new && mv $dir/$sw.new $dir/$sw
+		rm $dir/$sw-$oid
+	fi
 done
 
+# add switch name prefix
+cat $dir/$sw | sed "s/^/$sw /" > $dir/$sw.new && mv $dir/$sw.new $dir/$sw
+
+cat $dir/$sw
+
+test ! -z "$extra" && exit 0 # don't commit if we have custom oids
+
+ports_changed=`cd $dir && git diff $sw | grep '^-' | awk '{ print $3 }' | tr '\n' ' '`
+if [ ! -z "$ports_changed" ] ; then
+	cd $dir && git commit -m "$sw : $ports_changed" $dir/$sw
+fi