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Diffstat (limited to 'contrib/slapd-tools/statslog')
| -rwxr-xr-x | contrib/slapd-tools/statslog | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/contrib/slapd-tools/statslog b/contrib/slapd-tools/statslog new file mode 100755 index 0000000..1546b69 --- /dev/null +++ b/contrib/slapd-tools/statslog @@ -0,0 +1,171 @@ +#!/usr/bin/perl -w +# statslog - Rearrange and output selected parts of slapd's statslog output. +# $OpenLDAP$ +# This work is part of OpenLDAP Software <http://www.openldap.org/>. +# +# Copyright 1998-2021 The OpenLDAP Foundation. +# Portions Copyright 2004 Hallvard B. Furuseth. +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted only as authorized by the OpenLDAP +# Public License. +# +# A copy of this license is available in the file LICENSE in the +# top-level directory of the distribution or, alternatively, at +# <http://www.OpenLDAP.org/license.html>. + +sub usage { + die join("", @_, <<'EOM'); +Usage: statslog [options] [logfiles; may be .gz or .bz2 files] + + Output selected parts of slapd's statslog output (LDAP request/response + log to syslog or stderr; loglevel 256), grouping log lines by LDAP + connection. Lines with no connection are excluded by default. + +Options: + --brief -b Brief output (omit time, host/process name/ID). + --exclude=RE -e RE Exclude connections whose output matches REgexp. + --include=RE -i RE Only include connections matching REgexp. + --EXCLUDE=RE -E RE Case-sensitive '--exclude'. + --INCLUDE=RE -I RE Case-sensitive '--include'. + --loose -l Include "loose" lines (lines with no connection). + --no-loose -L RE Only exclude the "loose" lines that match RE. + --join -j Join the inputs as if they were one big log file. + Each file must start where the previous left off. + --no-join -J Do not --join. (Can be useful with --sort.) + --sort -s Sort input files by age. Implies --join. + --trace -t Print file names when read. Implies --no-join. +All --exclude/include options are applied. Note: --exclude/include are +unreliable without --join/sort for connections spanning several log files. +EOM +} + +######################################################################## + +use bytes; +use strict; +use Getopt::Long; + +# Globals +my %conns; # Hash (connection number -> output) +my @loose; # Collected output with no connection number + +# Command line options +my($brief, @filters, @conditions, $no_loose); +my($join_files, $sort_files, $trace, $getopt_ok); + +# Handle --include/INCLUDE/exclude/EXCLUDE options +sub filter_opt { + my($opt, $regexp) = @_; + push(@conditions, sprintf('$lines %s /$filters[%d]/om%s', + (lc($opt) eq 'include' ? "=~" : "!~"), + scalar(@filters), + ($opt eq lc($opt) ? "i" : ""))); + push(@filters, $regexp); +} + +# Parse options at compile time so some can become constants to optimize away +BEGIN { + &Getopt::Long::Configure(qw(bundling no_ignore_case)); + $getopt_ok = GetOptions("brief|b" => \$brief, + "include|i=s" => \&filter_opt, + "exclude|e=s" => \&filter_opt, + "INCLUDE|I=s" => \&filter_opt, + "EXCLUDE|E=s" => \&filter_opt, + "join|j" => \$join_files, + "no-join|J" => sub { $join_files = 0; }, + "sort|s" => \$sort_files, + "loose|l" => sub { $no_loose = ".^"; }, + "no-loose|L=s" => \$no_loose, + "trace|t" => \$trace); +} +usage() unless $getopt_ok; +usage("--trace is incompatible with --join.\n") if $trace && $join_files; + +$join_files = 1 if !defined($join_files) && $sort_files && !$trace; +use constant BRIEF => !!$brief; +use constant LOOSE => defined($no_loose) && ($no_loose eq ".^" ? 2 : 1); + +# Build sub out(header, connection number) to output one connection's data +my $out_body = (LOOSE + ? ' if (@loose) { print "\n", @loose; @loose = (); } ' + : ''); +$out_body .= ' print "\n", $_[0], $lines; '; +$out_body = " if (" . join("\n && ", @conditions) . ") {\n$out_body\n}" + if @conditions; +eval <<EOM; +sub out { + my \$lines = delete(\$conns{\$_[1]}); + $out_body +} +1; +EOM +die $@ if $@; + +# Read and output log lines from one file +sub do_file { + local(@ARGV) = @_; + my($conn, $line, $act); + while (<>) { + if (BRIEF + ? (($conn, $line, $act) = /\bconn=(\d+) (\S+ (\S+).*\n)/) + : (($conn, $act) = /\bconn=(\d+) \S+ (\S+)/ )) { + $conns{$conn} .= (BRIEF ? $line : $_); + out("", $conn) if $act eq 'closed'; + } elsif (LOOSE && (LOOSE > 1 || !/$no_loose/omi)) { + s/^\w{3} [ \d]+:\d\d:\d\d [^:]*: // if BRIEF; + push(@loose, $_); + } + } + final() unless $join_files; +} + +# Output log lines for unfinished connections +sub final { + if (%conns) { + for my $conn (sort keys %conns) { + out("UNFINISHED:\n", $conn); + } + die if %conns; + } + if (LOOSE && @loose) { print "\n", @loose; @loose = (); } +} + +# Main program +if (!@ARGV) { + # Read from stdin + do_file(); +} else { + if ($sort_files && @ARGV > 1) { + # Sort files by last modified time; oldest first + my @fileinfo; + for my $file (@ARGV) { + my $age = -M $file; + if (defined($age)) { + push(@fileinfo, [$age, $file]); + } else { + print STDERR "File not found: $file\n"; + } + } + exit(1) unless @fileinfo; + @ARGV = map { $_->[1] } sort { $b->[0] <=> $a->[0] } @fileinfo; + } + + # Prepare to pipe .gz, .bz2 and .bz files through gunzip or bunzip2 + my %type2prog = ("gz" => "gunzip", "bz2" => "bunzip2", "bz" => "bunzip2"); + for (@ARGV) { + if (/\.(gz|bz2?)$/) { + my $type = $1; + die "Bad filename: $_\n" if /^[+-]|[^\w\/.,:%=+-]|^$/; + $_ = "$type2prog{$type} -c $_ |"; + } + } + + # Process the files + for my $file (@ARGV) { + print "\n$file:\n" if $trace; + do_file($file); + } +} +final(); |