mirror of https://github.com/Icinga/icinga2.git
301 lines
9.3 KiB
Perl
301 lines
9.3 KiB
Perl
|
|
=pod
|
|
/******************************************************************************
|
|
* Icinga 2 *
|
|
* Copyright (C) 2012 Icinga Development Team (http://www.icinga.org/) *
|
|
* *
|
|
* This program is free software; you can redistribute it and/or *
|
|
* modify it under the terms of the GNU General Public License *
|
|
* as published by the Free Software Foundation; either version 2 *
|
|
* of the License, or (at your option) any later version. *
|
|
* *
|
|
* This program is distributed in the hope that it will be useful, *
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
|
|
* GNU General Public License for more details. *
|
|
* *
|
|
* You should have received a copy of the GNU General Public License *
|
|
* along with this program; if not, write to the Free Software Foundation *
|
|
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
|
|
******************************************************************************/
|
|
=cut
|
|
|
|
|
|
package Icinga2::ImportIcinga1Cfg;
|
|
|
|
push (@INC, 'pwd');
|
|
|
|
use strict;
|
|
use Data::Dumper;
|
|
use File::Find;
|
|
use Storable qw(dclone);
|
|
|
|
use feature 'say';
|
|
|
|
#use Icinga2;
|
|
use Icinga2::Utils;
|
|
|
|
|
|
################################################################################
|
|
# PARSE 1.x
|
|
################################################################################
|
|
|
|
sub get_key_from_icinga1_main_cfg {
|
|
my ($file, $key) = @_;
|
|
|
|
my @key_arr = ();
|
|
|
|
if ( !-f $file) {
|
|
errlog(1, "cfg file $file does not exist!");
|
|
return;
|
|
}
|
|
|
|
if ( open ( my $fh, '<', $file ) ) {
|
|
while ( my $line = <$fh> ) {
|
|
chomp($line);
|
|
$line =~ s/#.*//;
|
|
if ($line =~ /^\s*$key=([^\s]+)/) {
|
|
push @key_arr, $1; # we may have multiple occurences
|
|
}
|
|
}
|
|
}
|
|
|
|
return @key_arr;
|
|
}
|
|
|
|
sub parse_icinga1_resource_cfg {
|
|
my $file = shift;
|
|
|
|
my @cfg = Icinga2::Utils::slurp($file);
|
|
|
|
my $user_macros = {};
|
|
|
|
foreach my $line (@cfg) {
|
|
$line = Icinga2::Utils::strip($line);
|
|
|
|
# skip comments and empty lines
|
|
next if ($line eq "" || !defined($line) || $line =~ /^\s+$/);
|
|
next if ($line =~ /^[#;]/ || $line =~ /;.*/);
|
|
|
|
#debug($line);
|
|
my ($macro_name, $macro_value) = split /=/, $line, 2;
|
|
$macro_name =~ /\$(.*)\$/;
|
|
$macro_name = $1;
|
|
|
|
$user_macros->{$macro_name} = $macro_value;
|
|
}
|
|
|
|
return $user_macros;
|
|
|
|
}
|
|
|
|
sub parse_icinga1_user_macros {
|
|
my $icinga1_cfg = shift;
|
|
|
|
my ($icinga1_resource_file) = get_key_from_icinga1_main_cfg($icinga1_cfg, "resource_file");
|
|
|
|
my $user_macros = parse_icinga1_resource_cfg($icinga1_resource_file);
|
|
|
|
return $user_macros;
|
|
}
|
|
|
|
sub parse_icinga1_object_cfg {
|
|
my $cfg_obj = shift;
|
|
my $file = shift;
|
|
|
|
my $obj = {}; #hashref
|
|
my $in_define = 0;
|
|
my $in_timeperiod = 0;
|
|
my $type;
|
|
my $append; # this is a special case where multiple lines are appended with \ - not sure if we support THAT.
|
|
my $inline_comment;
|
|
|
|
my $attr;
|
|
my $val;
|
|
|
|
my @cfg = Icinga2::Utils::slurp($file);
|
|
|
|
#Icinga2::Utils::debug("========================================================");
|
|
#Icinga2::Utils::debug("File: $file");
|
|
foreach my $line (@cfg) {
|
|
$line = Icinga2::Utils::strip($line);
|
|
|
|
#Icinga2::Utils::debug("Processing line: '$line'");
|
|
|
|
# skip comments and empty lines
|
|
next if ($line eq "" || !defined($line) || $line =~ /^\s+$/);
|
|
next if ($line =~ /^[#;]/);
|
|
|
|
# || $line =~ /;.*/);
|
|
$line =~ s/[\r\n\s]+$//;
|
|
$line =~ s/^\s+//;
|
|
|
|
# end of def
|
|
if ($line =~ /}(\s*)$/) {
|
|
$in_define = undef;
|
|
# store type for later
|
|
$cfg_obj->{'type_cnt'}->{$type} = $cfg_obj->{'type_cnt'}->{$type} + 1;
|
|
$type = "";
|
|
next;
|
|
}
|
|
# start of def
|
|
elsif ($line =~ /define\s+(\w+)\s*{?(.*)$/) {
|
|
$type = $1;
|
|
$append = $2;
|
|
if ($type eq "timeperiod") {
|
|
$in_timeperiod = 1;
|
|
} else {
|
|
$in_timeperiod = 0;
|
|
}
|
|
|
|
# save the type
|
|
$cfg_obj->{$type}->{$cfg_obj->{'type_cnt'}->{$type}}->{'__I2CONVERT_TYPE'} = $type;
|
|
|
|
# we're ready to process entries
|
|
$in_define = 1;
|
|
# save the current type counter, being our unique key here
|
|
next;
|
|
}
|
|
# in def
|
|
elsif ($in_define == 1) {
|
|
|
|
# first, remove the annoying inline comments after ';'
|
|
$line =~ s/\s*;(.*)$//;
|
|
$inline_comment = $1;
|
|
|
|
# then split it and save it by type->cnt->attr->val
|
|
#($attr, $val) = split (/\s+/, $line, 2); # important - only split into 2 elements
|
|
|
|
# timeperiods require special parser
|
|
if ($in_timeperiod == 1) {
|
|
if ($line =~ /timeperiod_name/ || $line =~ /alias/ || $line =~ /exclude/) {
|
|
$line =~ m/([\w]+)\s*(.*)/;
|
|
$attr = Icinga2::Utils::strip($1); $val = Icinga2::Utils::strip($2);
|
|
} else {
|
|
$line =~ m/(.*)\s+([\d\W]+)/;
|
|
$attr = Icinga2::Utils::strip($1); $val = Icinga2::Utils::strip($2);
|
|
}
|
|
} else {
|
|
$line =~ m/([\w]+)\s*(.*)/;
|
|
$attr = Icinga2::Utils::strip($1); $val = Icinga2::Utils::strip($2);
|
|
}
|
|
# ignore empty values
|
|
next if (!defined($val));
|
|
next if ($val eq "");
|
|
#Icinga2::Utils::debug("cnt: $cfg_obj->{'type_cnt'}->{$type}");
|
|
#Icinga2::Utils::debug("line: '$line'");
|
|
#Icinga2::Utils::debug("type: $type");
|
|
#Icinga2::Utils::debug("attr: $attr");
|
|
#Icinga2::Utils::debug("val: $val");
|
|
#Icinga2::Utils::debug("\n");
|
|
|
|
# strip illegal object name characters, replace with _
|
|
if ( ($attr =~ /name/ && $attr !~ /display_name/) ||
|
|
$attr =~ /description/ ||
|
|
$attr =~ /contact/ ||
|
|
$attr =~ /groups/ ||
|
|
$attr =~ /members/ ||
|
|
$attr =~ /use/ ||
|
|
$attr =~ /parents/
|
|
) {
|
|
$val = Icinga2::Utils::strip_object_name($val);
|
|
}
|
|
# treat 'null' (disable) as '0'
|
|
if ($val eq "null") {
|
|
$val = 0;
|
|
}
|
|
|
|
$cfg_obj->{$type}->{$cfg_obj->{'type_cnt'}->{$type}}->{$attr} = $val;
|
|
|
|
# ignore duplicated attributes, last one wins
|
|
}
|
|
else {
|
|
$in_define = 0;
|
|
}
|
|
|
|
}
|
|
|
|
#Icinga2::Utils::debug("========================================================");
|
|
|
|
return $cfg_obj;
|
|
|
|
}
|
|
|
|
# the idea is to reduce work load - get all the existing object relations (host->service)
|
|
# and have core 1.x already mapped that. we focus on getting the details when
|
|
# needed, but do not print the object without templates - only if there's no other way.
|
|
sub parse_icinga1_objects_cache {
|
|
my $icinga1_cfg = shift;
|
|
|
|
# XXX not needed right now
|
|
return undef;
|
|
|
|
# functions return array in case of multiple occurences, we'll take only the first one
|
|
my ($object_cache_file) = get_key_from_icinga1_main_cfg($icinga1_cfg, "object_cache_file");
|
|
|
|
if(!defined($object_cache_file)) {
|
|
print "ERROR: No objects cache file found in $icinga1_cfg! We'll need for final object conversion.\n";
|
|
return -1;
|
|
}
|
|
|
|
if(! -r $object_cache_file) {
|
|
print "ERROR: objects cache file '$object_cache_file' from $icinga1_cfg not found! We'll need it for final object conversion.\n";
|
|
return -1;
|
|
}
|
|
|
|
my $cfg_obj_cache = {};
|
|
|
|
$cfg_obj_cache = parse_icinga1_object_cfg($cfg_obj_cache, $object_cache_file);
|
|
|
|
#say Dumper($cfg_obj_cache);
|
|
|
|
return $cfg_obj_cache;
|
|
|
|
}
|
|
|
|
# parse all existing config object included in icinga.cfg, with all their templates
|
|
# and grouping tricks
|
|
sub parse_icinga1_objects {
|
|
my $icinga1_cfg = shift;
|
|
|
|
my @cfg_files = get_key_from_icinga1_main_cfg($icinga1_cfg, "cfg_file");
|
|
my @cfg_dirs = get_key_from_icinga1_main_cfg($icinga1_cfg, "cfg_dir");
|
|
|
|
sub find_icinga1_cfg_files {
|
|
my $file = $File::Find::name;
|
|
return if -d $file;
|
|
if ($file =~ /\.cfg$/) {
|
|
push @cfg_files, $file;
|
|
}
|
|
}
|
|
|
|
foreach my $cfg_dir (@cfg_dirs) {
|
|
find(\&find_icinga1_cfg_files, $cfg_dir);
|
|
}
|
|
|
|
# check if there was nothing to include
|
|
if (!@cfg_files) {
|
|
print "ERROR: $icinga1_cfg did not contain any object includes.\n";
|
|
return -1;
|
|
}
|
|
#print "@cfg_files";
|
|
|
|
# now fetch all the config information into our global hash ref
|
|
my $cfg_objs = {};
|
|
|
|
foreach my $cfg_file (@cfg_files) {
|
|
$cfg_objs = parse_icinga1_object_cfg($cfg_objs, $cfg_file);
|
|
}
|
|
|
|
#say Dumper($cfg_obj);
|
|
#say Dumper($cfg_obj->{'service'});
|
|
|
|
return $cfg_objs;
|
|
}
|
|
|
|
|
|
1;
|
|
|
|
__END__
|
|
# vi: sw=4 ts=4 expandtab :
|