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* sFlow: fix creation of new RRDs when multiple entries with the same tag are present in the known links file
* Add startup scripts for FreeBSD
This commit is contained in:
Manuel Kasper
parent
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commit
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58
README
58
README
@ -1,13 +1,20 @@
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AS-Stats v1.40 (2013-01-22)
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AS-Stats v1.41 (2013-03-17)
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a simple tool to generate per-AS traffic graphs from NetFlow/sFlow records
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by Manuel Kasper, Monzoon Networks AG <mkasper@monzoon.net>
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--------------------------------------------------------------------
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Changes
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-------
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v1.xx Generate v6 RRD DS in contrib/sync_ds.pl too
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v1.41 Generate v6 RRD DS in contrib/sync_ds.pl too
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(spotted by Peter Hansen)
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sFlow: fix creation of new RRDs when multiple entries with the same
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tag are present in the known links file
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(spotted by Michal Buchtik)
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Add startup scripts for FreeBSD (contrib/freebsd)
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(contributed by Michal Buchtik)
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Add support for setting the sampling rate per link in the
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knownlinks file.
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@ -156,6 +163,7 @@ Prerequisites
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- Perl 5.8
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- RRDtool 1.2 (with Perl "RRDs" library)
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- if using sFlow: the Net::sFlow module (CPAN)
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- web server with PHP 5
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- one or more routers than can generate NetFlow v8/v9 AS aggregation records
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or sFlow samples
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@ -176,7 +184,7 @@ sFlow data.
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- IP address of router (= source IP of NetFlow datagrams)
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- SNMP interface index of interface (use "show snmp mib ifmib ifindex"
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to find out)
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- a short "tag" (15 chars max., alphanumerics only) that will be used
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- a short "tag" (12 chars max., alphanumerics only) that will be used
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internally (e.g. for RRD DS names)
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- a human-readable description (will appear in the generated graphs)
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- a color code for the graphs (HTML style, 6 hex digits)
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@ -242,6 +250,50 @@ sFlow data.
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mls aging long 128
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mls aging normal 64
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mls flow ip interface-full
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For IOS XR, the configuration looks as follows:
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flow exporter-map FEM
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version v9
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!
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transport udp 9000
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source <source interface>
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destination <IP address of server running AS stats> vrf default
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flow monitor-map IPV4-FMM
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record ipv4
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exporter FEM
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cache entries 16384
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cache timeout active 5
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!
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flow monitor-map IPV6-FMM
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record ipv6
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exporter FEM
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cache entries 16384
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cache timeout active 5
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!
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sampler-map SM
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random 1 out-of 10000
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router bgp 100
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address-family ipv4 unicast
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bgp attribute-download
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address-family ipv6 unicast
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bgp attribute-download
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For JunOS, the configuration looks as follows:
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family inet {
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output {
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flow-server x.x.x.x {
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port 9000;
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autonomous-system-type origin;
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aggregation {
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autonomous-system;
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}
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version 8;
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}
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- sFlow only:
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Have your router(s) send sFlow samples to your machine. Your routers
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@ -300,8 +300,10 @@ sub getrrdfile {
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if (! -r $rrdfile) {
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#print "$$: creating RRD file for AS $as\n";
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my %links = map { $_, 1 } values %knownlinks;
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my @args;
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while (my ($key, $alias) = each(%knownlinks)) {
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foreach my $alias (keys %links) {
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push(@args, "DS:${alias}_in:ABSOLUTE:300:U:U");
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push(@args, "DS:${alias}_out:ABSOLUTE:300:U:U");
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push(@args, "DS:${alias}_v6_in:ABSOLUTE:300:U:U");
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@ -1,5 +1,6 @@
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# Router IP SNMP ifindex tag description color samplingrate (optional)
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# note: tabs must be used to separate fields (not spaces)
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# max. length for tag is 12 characters
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192.0.2.1 15 uplink1 Uplink 1 D41C0E
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192.0.2.1 23 uplink2 Uplink 2 E45605
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192.0.2.2 4 uplink3 Uplink 3 FECF12
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29
contrib/freebsd/netflow-asstatd
Executable file
29
contrib/freebsd/netflow-asstatd
Executable file
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#!/bin/sh
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#
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# PROVIDE: netflow-asstatd
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# REQUIRE: DAEMON
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# Add the following line to /etc/rc.conf to enable netflow-asstatd:
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# netflow_asstatd_enable="YES"
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# netflow_asstatd_flags="<set as needed>"
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. /etc/rc.subr
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name="netflow_asstatd"
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rcvar=`set_rcvar`
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command="/usr/local/bin/netflow-asstatd.pl"
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command_interpreter="/usr/bin/perl"
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load_rc_config $name
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# Set defaults
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: ${netflow_asstatd_enable="NO"}
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: ${netflow_asstatd_pidfile="/var/run/netflow-asstatd.pid"}
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: ${netflow_asstatd_port="6343"}
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: ${netflow_asstatd_user="root"}
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start_cmd="/usr/sbin/daemon -f -u ${netflow_asstatd_user} -p ${netflow_asstatd_pidfile} ${command} -p ${netflow_asstatd_port} ${netflow_asstatd_flags}"
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start_postcmd="echo Starting ${name}."
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pidfile=${netflow_asstatd_pidfile}
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run_rc_command "$1"
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29
contrib/freebsd/sflow-asstatd
Executable file
29
contrib/freebsd/sflow-asstatd
Executable file
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#!/bin/sh
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#
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# PROVIDE: sflow-asstatd
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# REQUIRE: DAEMON
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# Add the following line to /etc/rc.conf to enable sflow-asstatd:
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# sflow_asstatd_enable="YES"
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# sflow_asstatd_flags="<set as needed>"
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. /etc/rc.subr
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name="sflow_asstatd"
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rcvar=`set_rcvar`
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command="/usr/local/bin/sflow-asstatd.pl"
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command_interpreter="/usr/bin/perl"
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load_rc_config $name
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# Set defaults
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: ${sflow_asstatd_enable="NO"}
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: ${sflow_asstatd_pidfile="/var/run/sflow-asstatd.pid"}
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: ${sflow_asstatd_port="6343"}
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: ${sflow_asstatd_user="root"}
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start_cmd="/usr/sbin/daemon -f -u ${sflow_asstatd_user} -p ${sflow_asstatd_pidfile} ${command} -p ${sflow_asstatd_port} ${sflow_asstatd_flags}"
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start_postcmd="echo Starting ${name}."
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pidfile=${sflow_asstatd_pidfile}
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run_rc_command "$1"
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@ -1,5 +1,5 @@
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<div id="footer">
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AS-Stats v1.40 written by Manuel Kasper, Monzoon Networks AG.<br/>
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AS-Stats v1.41 written by Manuel Kasper, Monzoon Networks AG.<br/>
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<?php if ($outispositive): ?>
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Outbound traffic: positive / Inbound traffic: negative
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<?php else: ?>
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