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286
inventory
Executable file
286
inventory
Executable file
@ -0,0 +1,286 @@
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#!/usr/bin/perl
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use JSON::XS;
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use Getopt::Long;
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use Pod::Usage;
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=head1 NAME
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inventory - Ansible Dynamic Inventory script
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=head1 SYNOPSIS
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inventory --list | --host <hostname>
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--list: return YAML compatible JSON inventory of all hosts
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--host <hostname>: return YAML compatible JSON with all variables defined for the given host
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=cut
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my %inventory = (
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_meta => { hostvars => {} },
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all => { children => ['ungrouped'] },
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ungrouped => {}
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);
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sub hosts {
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my $host = shift;
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#expand ranges in hostnames
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# ie for each [a:b] in the name use perls range operator a..b
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return $host !~ m{^(.*?)\[(.*?):(.*?)\](.*)} ? $host
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: map { hosts($_) } map { $1.$_.$4 } $2..$3;
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}
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sub group {
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my ($group, $host, @args) = (shift,split(/\s+/,shift));
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!exists $inventory{$group} && ($inventory{$group} = {'hosts'=> []});
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exists $inventory{$group}->{hosts} || ($inventory{$group}->{hosts} = []);
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# need to handle expansion of ranges in host names
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for my $host (hosts($host)) {
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push(@{$inventory{$group}->{hosts}},$host);
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for (@args) {
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exists $inventory{_meta}->{hostvars}->{$host} ||
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($inventory{_meta}->{hostvars}->{$host} = {} );
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my ($k, $v) = split('=',$_);
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$inventory{_meta}->{hostvars}->{$host}->{$k} = $v;
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}
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}
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}
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sub vars {
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my ($group, $k, $v) = (shift,split('=',shift));
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!exists $inventory{$group} && ($inventory{$group} = {'vars'=> {}});
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exists $inventory{$group}->{vars} || ($inventory{$group}->{vars} = {});
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$inventory{$group}->{vars}->{$k} = $v;
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}
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sub children {
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my ($group, $line) = @_;
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!exists $inventory{$group} && ($inventory{$group} = {'children'=> []});
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exists $inventory{$group}->{children} || ($inventory{$group}->{children} = []);
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push(@{$inventory{$group}->{children}},$line);
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}
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sub inventory2json {
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my $group = "ungrouped";
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my $state = \&group;
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while ( <DATA> ) {
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chomp;
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m{^(\s*|#.*)$} && next;
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m{\[([^:]+)(:vars|:children)?\]} && do {
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$group = $1;
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$state = defined($2) ? substr($2,1) : "group";
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$state eq "group" && push(@{$inventory{all}->{children}},$group);
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$state = \&$state;
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next;
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};
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$state->($group,$_);
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}
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}
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my ($list, $host ) = (undef, undef);
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GetOptions("list" => \$list,
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"host=s" => \$host)
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or pod2usage(2);
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defined $list == defined $host && pod2usage('Need exactly one option either --list or --host');
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inventory2json;
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$list && print JSON::XS->new->pretty->utf8->space_after(1)->encode(\%inventory);
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__DATA__
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# Each group represents a role or a location
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# ie.
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[default]
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localhost ansible_connection=local ansible_become=False
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pallas.ai.rug.nl ansible_become=true ansible_ssh_user=remco
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ai17873.ai.rug.nl ansible_become=true ansible_ssh_user=rwouts
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129.125.5.[1:255] ansible_become=true
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129.125.74.[1:255] ansible_become=true ansible_ssh_user=rwouts
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ai178125.ai.rug.nl ansible_ssh_user=rwouts ansible_become=true
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ai178126.ai.rug.nl ansible_ssh_user=rwouts ansible_become=True
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monk01.hpc.rug.nl ansible_ssh_user=rwouts ansible_become=True
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lwp132.lwp.rug.nl ansible_ssh_user=rwouts ansible_become=True
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#locations
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#
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[esx]
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turing13.housing.rug.nl role=TimeCapsule
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turing14.housing.rug.nl role=TestMachine
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turing15.housing.rug.nl role=AIFileServer
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lwp[01:28].service.rug.nl
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spruitje.service.rug.nl
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lwp[01:28].service.rug.nl
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spruitje.service.rug.nl
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lwp29.lwp.rug.nl role=TracServer
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lwp30.lwp.rug.nl role=AfsFileServer
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trac.lwp.rug.nl role=TracServer
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afs.lwp.rug.nl role=AfsFileServer
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[groningen:children]
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esx
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default
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lwp
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[groningen:vars]
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timezone=Europe/Amsterdam
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#Nijenbrg
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[5116.315]
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129.125.28.[145:166]
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#Harmonie
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[1313.266]
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129.125.176.[215:225]
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[1313.267]
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129.125.176.[118:129]
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#MM1
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[1313.258]
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129.125.145.[26:50]
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#MM2
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[1313.257]
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129.125.145.[51:75]
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#MM3
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[1313.265]
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129.125.145.[1:25]
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[5173.169]
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129.125.157.[1:45]
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[5116.303]
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129.125.28.[55:79]
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[5116.310]
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129.125.28.[20:51]
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[5116.315]
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129.125.28.[145:166]
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[5161.204]
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129.125.74.[107:118]
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[5161.206]
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129.125.74.[156:159]
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[5161.216]
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129.125.74.[30:47]
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[5161.228]
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129.125.74.[73:103]
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[5161.273]
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129.125.74.[122:154]
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[5161.280]
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ai178130.ai.rug.nl
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ai178133.ai.rug.nl
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ai178139.ai.rug.nl
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ai178140.ai.rug.nl
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ai178141.ai.rug.nl
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ai178142.ai.rug.nl
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ai178143.ai.rug.nl
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ai178144.ai.rug.nl
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ai178145.ai.rug.nl
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ai178146.ai.rug.nl
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[5161.283]
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129.125.74.[161:185]
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[bernoulliborg:children]
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5161.204
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5161.206
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5161.216
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5161.228
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5161.273
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5161.283
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[nijenborg:children]
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5116.303
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5116.310
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5116.315
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#
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#roles
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#
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[timecapsule] #
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turing13.housing.rug.nl
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[timecapsule:vars]
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[pi]
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pi ansible_ssh_user=pi ansible_become=True ansible_host=129.125.178.200
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[lwp3]
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2.ai ansible_ssh_user=rwouts ansible_become=True
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haytabo.let.rug.nl ansible_ssh_user=rwouts ansible_become=True theuser=rwouts
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[lwp]
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turing10.housing.rug.nl
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turing13.housing.rug.nl role=TimeCapsule
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turing14.housing.rug.nl role=TestMachine
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turing15.housing.rug.nl role=AIFileServer
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lwp29.lwp.rug.nl role=TracServer
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lwp30.lwp.rug.nl role=AfsFileServer
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trac.lwp.rug.nl role=TracServer
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afs.lwp.rug.nl role=AfsFileServer
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debian
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lwp32.lwp.rug.nl ansible_become=True
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lwp31.lwp.rug.nl ansible_become=True
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themis.housing.rug.nl ansible_become=True
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129.125.178.[1:255] ansible_become=True
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cit-zb-3-147.rc.rug.nl ansible_ssh_user=rwouts ansible_become=True theuser=rwouts
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[lwp:children]
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bernoulliborg
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nijenborg
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[lwp:vars]
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ansible_ssh_user=rwouts
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ansible_become=True
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become_user=rwouts
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[ulab]
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ai178174.ai.rug.nl ansible_ssh_user=rwouts ansible_become=True become_user=rwouts
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ai178175.ai.rug.nl ansible_ssh_user=rwouts ansible_become=True become_user=rwouts
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ai17850.ai.rug.nl ansible_ssh_user=admin ansible_become=True become_user=admin
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[ulab:children]
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5161.280
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[ulab:vars]
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ansible_user=usabilitylab
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ansible_timeout=40
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ansible_become=True
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become_user=usabilitylab
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[alice:children]
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5161.204
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5161.206
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5161.216
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5161.228
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5161.273
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5161.283
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#These are the AI servers (iron)
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[ai]
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tcw1 ansible_host=129.125.14.181
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aps ansible_host=129.125.14.183
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bak ansible_host=129.125.14.184
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tcw2 ansible_host=129.125.14.185
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[ai:vars]
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ansible_user=root
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ansible_become=False
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ansible_ssh_private_key_file=~/.ssh/old-dss-keys/id_dsa
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[ai_vm]
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turing15.housing.rug.nl
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turing18.housing.rug.nl
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mail.ai.rug.nl
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imap.ai.rug.nl
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www.ai.rug.nl
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