diff options
Diffstat (limited to 'external/unbound/contrib/parseunbound.pl')
| -rw-r--r-- | external/unbound/contrib/parseunbound.pl | 140 |
1 files changed, 0 insertions, 140 deletions
diff --git a/external/unbound/contrib/parseunbound.pl b/external/unbound/contrib/parseunbound.pl deleted file mode 100644 index 6a6a76d6f..000000000 --- a/external/unbound/contrib/parseunbound.pl +++ /dev/null @@ -1,140 +0,0 @@ -#!/usr/local/bin/perl -w -# -# Script to parse the output from the unbound namedaemon. -# Unbound supports a threading model, and outputs a multiline log-blob for -# every thread. -# -# This script should parse all threads of the once, and store it -# in a local cached file for speedy results when queried lots. -# -use strict; -use POSIX qw(SEEK_END); -use Storable; -use FileHandle; -use Carp qw(croak carp); -use constant UNBOUND_CACHE => "/var/tmp/unbound-cache.stor"; - -my $run_from_cron = @ARGV && $ARGV[0] eq "--cron" && shift; -my $DEBUG = -t STDERR; - -# NB. VERY IMPORTANTES: set this when running this script. -my $numthreads = 4; - -### if cache exists, read it in. and is newer than 3 minutes -if ( -r UNBOUND_CACHE ) { - my $result = retrieve(UNBOUND_CACHE); - if (-M _ < 3/24/60 && !$run_from_cron ) { - print STDERR "Cached results:\n" if $DEBUG; - print join("\n", @$result), "\n"; - exit; - } -} -my $logfile = shift or die "Usage: parseunbound.pl --cron unboundlogfile"; -my $in = new FileHandle $logfile or die "Cannot open $logfile: $!\n"; - -# there is a special key 'thread' that indicates the thread. its not used, but returned anyway. -my @records = ('thread', 'queries', 'cachehits', 'recursions', 'recursionavg', - 'outstandingmax', 'outstandingavg', 'outstandingexc', - 'median25', 'median50', 'median75', - 'us_0', 'us_1', 'us_2', 'us_4', 'us_8', 'us_16', 'us_32', - 'us_64', 'us_128', 'us_256', 'us_512', 'us_1024', 'us_2048', - 'us_4096', 'us_8192', 'us_16384', 'us_32768', 'us_65536', - 'us_131072', 'us_262144', 'us_524288', 's_1', 's_2', 's_4', - 's_8', 's_16', 's_32', 's_64', 's_128', 's_256', 's_512'); -# Stats hash containing one or more keys. for every thread, 1 key. -my %allstats = (); # key="$threadid", stats={key => value} -my %startstats = (); # when we got a queries entry for this thread -my %donestats = (); # same, but only when we got a histogram entry for it -# stats hash contains name/value pairs of the actual numbers for that thread. -my $offset = 0; -my $inthread=0; -my $inpid; - -# We should continue looping untill we meet these conditions: -# a) more total queries than the previous run (which defaults to 0) AND -# b) parsed all $numthreads threads in the log. -my $numqueries = $previousresult ? $previousresult->[1] : 0; - -# Main loop -while ( scalar keys %startstats < $numthreads || scalar keys %donestats < $numthreads) { - $offset += 10000; - if ( $offset > -s $logfile or $offset > 10_000_000 ) { - die "Cannot find stats in $logfile\n"; - } - $in->seek(-$offset, SEEK_END) or croak "cannot seek $logfile: $!\n"; - - for my $line ( <$in> ) { - chomp($line); - - #[1208777234] unbound[6705:0] - if ($line =~ m/^\[\d+\] unbound\[\d+:(\d+)\]/) { - $inthread = $1; - if ($inthread + 1 > $numthreads) { - die "Hey. lazy. change \$numthreads in this script to ($inthread)\n"; - } - } - # this line doesn't contain a pid:thread. skip. - else { - next; - } - - if ( $line =~ m/info: server stats for thread \d+: (\d+) queries, (\d+) answers from cache, (\d+) recursions/ ) { - $startstats{$inthread} = 1; - $allstats{$inthread}->{thread} = $inthread; - $allstats{$inthread}->{queries} = $1; - $allstats{$inthread}->{cachehits} = $2; - $allstats{$inthread}->{recursions} = $3; - } - elsif ( $line =~ m/info: server stats for thread (\d+): requestlist max (\d+) avg ([0-9\.]+) exceeded (\d+)/ ) { - $allstats{$inthread}->{outstandingmax} = $2; - $allstats{$inthread}->{outstandingavg} = int($3); # This is a float; rrdtool only handles ints. - $allstats{$inthread}->{outstandingexc} = $4; - } - elsif ( $line =~ m/info: average recursion processing time ([0-9\.]+) sec/ ) { - $allstats{$inthread}->{recursionavg} = int($1 * 1000); # change sec to milisec. - } - elsif ( $line =~ m/info: histogram of recursion processing times/ ) { - next; - } - elsif ( $line =~ m/info: \[25%\]=([0-9\.]+) median\[50%\]=([0-9\.]+) \[75%\]=([0-9\.]+)/ ) { - $allstats{$inthread}->{median25} = int($1 * 1000000); # change seconds to usec - $allstats{$inthread}->{median50} = int($2 * 1000000); - $allstats{$inthread}->{median75} = int($3 * 1000000); - } - elsif ( $line =~ m/info: lower\(secs\) upper\(secs\) recursions/ ) { - # since after this line we're unsure if we get these numbers - # at all, we sould consider this marker as the end of the - # block. Chances that we're parsing a file halfway written - # at this stage are small. Bold statement. - $donestats{$inthread} = 1; - next; - } - elsif ( $line =~ m/info:\s+(\d+)\.(\d+)\s+(\d+)\.(\d+)\s+(\d+)/ ) { - my ($froms, $fromus, $toms, $tous, $counter) = ($1, $2, $3, $4, $5); - my $prefix = ''; - if ($froms > 0) { - $allstats{$inthread}->{'s_' . int($froms)} = $counter; - } else { - $allstats{$inthread}->{'us_' . int($fromus)} = $counter; - } - } - } -} - -my @result; -# loop on the records we want to store -for my $key ( @records ) { - my $sum = 0; - # these are the different threads parsed - foreach my $thread ( 0 .. $numthreads - 1 ) { - $sum += ($allstats{$thread}->{$key} || 0); - } - print STDERR "$key = " . $sum . "\n" if $DEBUG; - push @result, $sum; -} -print join("\n", @result), "\n"; -store \@result, UNBOUND_CACHE; - -if ($DEBUG) { - print STDERR "Threads: " . (scalar keys %allstats) . "\n"; -} |