root / plugins / network / qos_ @ c3660c2a
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| 1 | f46427c6 | Vitaly Peretiatko | #!/usr/bin/perl -w |
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| 2 | # -*- perl -*- |
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| 3 | # Wildcard plugin to monitor QoS queues. |
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| 4 | # |
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| 5 | # Requirements: |
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| 6 | # - tc program installed and in path |
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| 7 | # |
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| 8 | # Parameters supported: |
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| 9 | # |
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| 10 | # config |
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| 11 | # autoconf |
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| 12 | # suggest |
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| 13 | # |
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| 14 | # Configurable variables |
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| 15 | # |
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| 16 | # tc - Override default program |
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| 17 | # ignore_queue<n> - Queue with handle <n> not be plotted |
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| 18 | # label_name<n> - Queue with handle <n> as defined label |
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| 19 | 8fbe0ebe | Steve Schnepp | # update_rate - Custom update_rate, to be used with async |
| 20 | # graph_data_size - Custom graph_data_size, to be used with async & custom update_rate |
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| 21 | f46427c6 | Vitaly Peretiatko | # |
| 22 | # Magic markers: |
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| 23 | #%# family=manual |
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| 24 | #%# capabilities=autoconf suggest |
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| 25 | |||
| 26 | use strict; |
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| 27 | |||
| 28 | my $TC = $ENV{'tc'} || 'tc';
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| 29 | |||
| 30 | if ($ARGV[0] and $ARGV[0] eq 'suggest') {
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| 31 | my $text = `egrep '^ *(eth|wlan|ath|ra)[0-9]+:' /proc/net/dev | cut -f1 -d:`; |
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| 32 | print $text; |
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| 33 | exit; |
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| 34 | } |
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| 35 | |||
| 36 | $0 =~ /qos_(.+)*$/; |
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| 37 | my $IFACE = $1; |
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| 38 | exit 2 unless defined $IFACE; |
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| 39 | |||
| 40 | if ( exists $ARGV[0] and $ARGV[0] eq 'autoconf' ) {
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| 41 | # Now see if "tc" can run |
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| 42 | my $text = `$TC qdisc show dev $IFACE`; |
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| 43 | if ($?) {
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| 44 | if ($? == -1) {
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| 45 | print "no (program $TC not found)\n"; |
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| 46 | } else {
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| 47 | print "no (program $TC died)\n"; |
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| 48 | } |
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| 49 | exit 1; |
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| 50 | } |
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| 51 | print "yes\n"; |
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| 52 | exit 0; |
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| 53 | } |
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| 54 | |||
| 55 | my %queues; |
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| 56 | my $qdisc; |
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| 57 | my $queue; |
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| 58 | my $handle; |
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| 59 | my $one; |
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| 60 | my $sent; |
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| 61 | my $count; |
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| 62 | my $haschild; |
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| 63 | |||
| 64 | #open(TEXT, "$TC -s qdisc show dev $IFACE|"); |
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| 65 | #while (! eof(TEXT)) {
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| 66 | # ($qdisc, $queue, $handle) = split(" ", <TEXT>);
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| 67 | # if ($qdisc eq "backlog") {
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| 68 | # ($qdisc, $queue, $handle) = split(" ", <TEXT>);
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| 69 | # } |
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| 70 | # ($one, $sent) = split(" ", <TEXT>);
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| 71 | # $handle =~ s/://; |
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| 72 | # $queues{$handle} = {
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| 73 | # queue => $queue, |
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| 74 | # handle => $handle, |
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| 75 | # sent => $sent |
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| 76 | # }; |
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| 77 | #} |
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| 78 | |||
| 79 | my @class = `$TC -s class show dev $IFACE`; |
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| 80 | my( $name, $id1, $id2, $type, $rate, $parent); |
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| 81 | for( my $x = 0; $x < scalar(@class); $x++ ) {
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| 82 | if($class[$x] =~ m/^class/i ) {
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| 83 | ( $name, $id1, $id2, $type, $parent) = ( $class[$x] =~ m/^class\s+(\w+)\s+(\d+):(\d+)\s+(\w+)\s([^\s]+)/i ); |
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| 84 | 0553d6c2 | Samuel Smith | if($type && $type eq "parent") {
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| 85 | f46427c6 | Vitaly Peretiatko | $x++; |
| 86 | ( $rate ) = ( $class[$x] =~ m/Sent\s+(\d+)\s+/i ); |
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| 87 | $handle = "$name"."${id1}_${id2}";
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| 88 | $queues{$handle} = {
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| 89 | queue => $name, |
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| 90 | handle => "${id1}_${id2}",
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| 91 | id => "${id1}:${id2}",
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| 92 | sent => $rate, |
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| 93 | parent => $parent |
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| 94 | }; |
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| 95 | } |
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| 96 | } |
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| 97 | } |
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| 98 | |||
| 99 | if ( exists $ARGV[0] and $ARGV[0] eq 'config' ) {
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| 100 | print "graph_title QoS queue on $IFACE\n"; |
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| 101 | print "graph_args --base 1000\n"; |
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| 102 | print "graph_vlabel bits per \${graph_period}\n";
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| 103 | print "graph_category network\n"; |
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| 104 | print "graph_info This graph shows the QoS queue of the $IFACE network interface.\n"; |
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| 105 | 8fbe0ebe | Steve Schnepp | print "update_rate $ENV{update_rate}\n" if $ENV{update_rate};
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| 106 | print "graph_data_size $ENV{graph_data_size}\n" if $ENV{graph_data_size};
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| 107 | f46427c6 | Vitaly Peretiatko | print "graph_order "; |
| 108 | foreach my $key (sort by_handle keys %queues) {
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| 109 | 87efe709 | Samuel Smith | delete $queues{$key} if $key =~ /sfq/i;
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| 110 | next if $key =~ /sfq/i; |
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| 111 | f46427c6 | Vitaly Peretiatko | $haschild = 0; |
| 112 | foreach my $key2 (sort by_handle keys %queues) {
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| 113 | if($queues{$key}->{id} eq $queues{$key2}->{parent}) {
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| 114 | $haschild = 1; |
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| 115 | last; |
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| 116 | } |
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| 117 | } |
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| 118 | if($haschild == 1) {
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| 119 | $queues{$key}->{leaf} = 0;
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| 120 | next; |
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| 121 | } |
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| 122 | $queues{$key}->{leaf} = 1;
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| 123 | print $queues{$key}->{queue},$queues{$key}->{handle}, " ";
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| 124 | } |
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| 125 | print "\n"; |
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| 126 | $count = 0; |
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| 127 | foreach my $key (sort by_handle keys %queues) {
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| 128 | if($queues{$key}->{leaf} == 0) { next; }
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| 129 | print $queues{$key}->{queue},$queues{$key}->{handle}, ".label ";
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| 130 | if (exists $ENV{"label_name$queues{$key}->{handle}"}) {
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| 131 | print $ENV{"label_name$queues{$key}->{handle}"};
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| 132 | } else {
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| 133 | print $queues{$key}->{queue},$queues{$key}->{handle};
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| 134 | } |
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| 135 | print "\n"; |
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| 136 | if (exists $ENV{"max"}) {
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| 137 | print $queues{$key}->{queue},$queues{$key}->{handle}, ".max ",$ENV{"max"},"\n";
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| 138 | } elsif (exists $ENV{"max$queues{$key}->{handle}"}) {
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| 139 | print $queues{$key}->{queue},$queues{$key}->{handle}, ".max ",$ENV{"max$queues{$key}->{handle}"},"\n";
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| 140 | } |
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| 141 | 6b94ef02 | Samuel Smith | print $queues{$key}->{queue},$queues{$key}->{handle}, ".type DERIVE\n";
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| 142 | f46427c6 | Vitaly Peretiatko | if($count == 0){
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| 143 | print $queues{$key}->{queue},$queues{$key}->{handle}, ".draw AREA\n";
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| 144 | } else {
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| 145 | print $queues{$key}->{queue},$queues{$key}->{handle}, ".draw STACK\n";
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| 146 | } |
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| 147 | print $queues{$key}->{queue},$queues{$key}->{handle}, ".cdef ", $queues{$key}->{queue},$queues{$key}->{handle}, ",8,*\n";
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| 148 | if (exists $ENV{"ignore_queue$queues{$key}->{handle}"}){
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| 149 | print $queues{$key}->{queue},$queues{$key}->{handle}, ".graph no\n" ;
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| 150 | } else {
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| 151 | $count++; |
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| 152 | } |
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| 153 | } |
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| 154 | exit 0; |
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| 155 | } |
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| 156 | |||
| 157 | sub by_handle {
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| 158 | return $a cmp $b; |
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| 159 | } |
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| 160 | |||
| 161 | foreach my $key (sort by_handle keys %queues) {
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| 162 | 999f4347 | Samuel Smith | next if $key =~ /sfq/i; |
| 163 | f46427c6 | Vitaly Peretiatko | $haschild = 0; |
| 164 | foreach my $key2 (sort by_handle keys %queues) {
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| 165 | if($queues{$key}->{id} eq $queues{$key2}->{parent}) {
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| 166 | $haschild = 1; |
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| 167 | last; |
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| 168 | } |
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| 169 | } |
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| 170 | if($haschild == 1) { next; }
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| 171 | print $queues{$key}->{queue},$queues{$key}->{handle}, ".value ",$queues{$key}->{sent}, "\n";
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| 172 | } |
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| 173 | # |
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| 174 | 0553d6c2 | Samuel Smith | # vim:syntax=perl |