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xcat-core/xCAT-test/unit/dhcp_kea_plugin_intent.t
T
2026-07-31 22:21:51 -03:00

740 lines
28 KiB
Perl

use strict;
use warnings;
## no critic (Modules::RequireFilenameMatchesPackage, TestingAndDebugging::ProhibitNoStrict, TestingAndDebugging::ProhibitNoWarnings)
no warnings 'once';
use FindBin;
use lib "$FindBin::Bin/../../perl-xCAT";
use File::Temp qw(tempdir);
use Test::More;
BEGIN {
package xCAT::Table;
our $networks;
sub new {
my ( $class, $name ) = @_;
return $name eq 'networks' ? $networks : undef;
}
$INC{'xCAT/Table.pm'} = __FILE__;
package xCAT::TableUtils;
sub getTftpDir { return '/tftpboot'; }
sub get_site_attribute { return; }
$INC{'xCAT/TableUtils.pm'} = __FILE__;
package xCAT::Utils;
sub osver { return 'rhels9'; }
sub runcmd { return; }
$INC{'xCAT/Utils.pm'} = __FILE__;
package xCAT::NetworkUtils;
sub import {
my $caller = caller;
no strict 'refs';
*{"${caller}::getipaddr"} = \&getipaddr;
}
sub getipaddr { return '10.0.0.1'; }
sub my_ip_facing { return ( 0, '10.0.0.1' ); }
sub thishostisnot { return 0; }
sub ip_forwarding_enabled { return 0; }
sub nodeonmynet { return 1; }
$INC{'xCAT/NetworkUtils.pm'} = __FILE__;
package xCAT::ServiceNodeUtils;
sub getSNList { return; }
$INC{'xCAT/ServiceNodeUtils.pm'} = __FILE__;
package xCAT::NodeRange;
$INC{'xCAT/NodeRange.pm'} = __FILE__;
}
my $source_dhcp_plugin = "$FindBin::Bin/../../xCAT-server/lib/xcat/plugins/dhcp.pm";
if ( -f $source_dhcp_plugin ) {
require $source_dhcp_plugin;
} else {
require xCAT_plugin::dhcp;
}
require xCAT::DHCP::Backend::Kea;
{
package DHCPKeaIntentBackend;
our @ISA = ('xCAT::DHCP::Backend::Kea');
sub host_cmds_hook_path { return '/test/libdhcp_host_cmds.so'; }
}
{
package DHCPKeaIntentNetTable;
sub new {
my ( $class, $entry ) = @_;
return bless { entry => $entry }, $class;
}
sub getAllAttribs {
my ( $self, @attrs ) = @_;
return { domain => $self->{entry}{domain} } if @attrs == 1 && $attrs[0] eq 'domain';
return { %{ $self->{entry} } };
}
sub getAttribs {
my ($self) = @_;
return { %{ $self->{entry} } };
}
sub close { return; }
}
my %network_entry = (
net => '10.0.0.0',
mask => '255.255.255.0',
mgtifname => 'eth0',
dynamicrange => '10.0.0.100-10.0.0.150',
domain => 'cluster.test',
tftpserver => '<xcatmaster>',
);
ok(xCAT_plugin::dhcp::dhcpd_sysconfig_uses_interface_key('opensuse-leap15.6'), 'openSUSE Leap head node uses SUSE dhcpd interface key');
ok(xCAT_plugin::dhcp::dhcpd_sysconfig_uses_interface_key('leap15.6'), 'Leap head node osver uses SUSE dhcpd interface key');
ok(!xCAT_plugin::dhcp::dhcpd_sysconfig_uses_interface_key('opensuse-tumbleweed'), 'generic openSUSE names do not enable Leap-specific dhcpd handling');
{
my $tmpdir = tempdir(CLEANUP => 1);
my $fake_ip = "$tmpdir/ip";
open(my $ip_fh, '>', $fake_ip) or die "Cannot write fake ip command: $!";
print {$ip_fh} "#!/bin/sh\n";
print {$ip_fh} "cat <<'EOF'\n";
print {$ip_fh} "default via 192.168.1.1 dev eth1 proto dhcp\n";
print {$ip_fh} "10.0.0.0/24 dev eth0 proto kernel scope link src 10.0.0.1\n";
print {$ip_fh} "192.168.1.0/24 dev eth1 proto kernel scope link src 192.168.1.20\n";
print {$ip_fh} "EOF\n";
close($ip_fh);
chmod 0755, $fake_ip;
no warnings 'redefine';
local *xCAT_plugin::dhcp::kea_command_path = sub {
my ($command) = @_;
return $fake_ip if $command eq 'ip';
return;
};
is_deeply(
[ xCAT_plugin::dhcp::local_ipv4_routes() ],
[
[ '0.0.0.0', 'eth1', '0.0.0.0', 'G' ],
[ '10.0.0.0', 'eth0', '255.255.255.0', '' ],
[ '192.168.1.0', 'eth1', '255.255.255.0', '' ],
],
'local IPv4 route detection prefers ip route output'
);
}
{
my $tmpdir = tempdir(CLEANUP => 1);
my $fake_netstat = "$tmpdir/netstat";
open(my $netstat_fh, '>', $fake_netstat) or die "Cannot write fake netstat command: $!";
print {$netstat_fh} "#!/bin/sh\n";
print {$netstat_fh} "cat <<'EOF'\n";
print {$netstat_fh} "Kernel IP routing table\n";
print {$netstat_fh} "Destination Gateway Genmask Flags MSS Window irtt Iface\n";
print {$netstat_fh} "0.0.0.0 192.168.1.1 0.0.0.0 UG 0 0 0 eth1\n";
print {$netstat_fh} "10.0.0.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0\n";
print {$netstat_fh} "EOF\n";
close($netstat_fh);
chmod 0755, $fake_netstat;
no warnings 'redefine';
local *xCAT_plugin::dhcp::kea_command_path = sub {
my ($command) = @_;
return $fake_netstat if $command eq 'netstat';
return;
};
is_deeply(
[ xCAT_plugin::dhcp::local_ipv4_routes() ],
[
[ '0.0.0.0', 'eth1', '0.0.0.0', 'UG' ],
[ '10.0.0.0', 'eth0', '255.255.255.0', 'U' ],
],
'local IPv4 route detection falls back to netstat output'
);
}
{
no warnings 'redefine';
local *xCAT_plugin::dhcp::kea_ipv4_routes = sub {
return (
[ '10.0.0.0', 'eth0', '255.255.255.0', '' ],
[ '192.168.1.0', 'enp3s0', '255.255.255.0', '' ],
);
};
local *xCAT_plugin::dhcp::kea_boot_client_classes = sub { return []; };
local *xCAT_plugin::dhcp::kea_option_defs = sub { return []; };
local *xCAT_plugin::dhcp::kea_global_option_data = sub { return []; };
local *xCAT_plugin::dhcp::kea_dhcp_lease_time = sub { return 43200; };
local *xCAT_plugin::dhcp::kea_control_agent_enabled = sub { return 0; };
local $xCAT::Table::networks = DHCPKeaIntentNetTable->new( \%network_entry );
my $intent = xCAT_plugin::dhcp::kea_build_dhcp4_intent( bless({}, 'DHCPKeaIntentBackend'), {} );
is_deeply( $intent->{interfaces}, ['eth0'], 'empty dhcpinterfaces infers the local provisioning interface' );
is( scalar @{ $intent->{subnets} }, 1, 'empty dhcpinterfaces still renders local routed subnet' );
is( $intent->{subnets}[0]{subnet}, '10.0.0.0/24', 'rendered subnet comes from local route' );
}
{
no warnings 'redefine';
local *xCAT_plugin::dhcp::kea_ipv4_routes = sub {
return ([ '10.0.0.0', 'eth0', '255.255.255.0', '' ]);
};
local *xCAT_plugin::dhcp::kea_boot_client_classes = sub { return []; };
local *xCAT_plugin::dhcp::kea_option_defs = sub { return []; };
local *xCAT_plugin::dhcp::kea_global_option_data = sub { return []; };
local *xCAT_plugin::dhcp::kea_dhcp_lease_time = sub { return 43200; };
local *xCAT_plugin::dhcp::kea_control_agent_enabled = sub { return 1; };
my $backend = DHCPKeaIntentBackend->new(kea_socket_dir => '/run/kea-xcat-test');
local $xCAT::Table::networks = DHCPKeaIntentNetTable->new( \%network_entry );
my $dhcp4_intent = xCAT_plugin::dhcp::kea_build_dhcp4_intent( $backend, { eth0 => 1 } );
is(
$dhcp4_intent->{'control-socket'}{'socket-name'},
'/run/kea-xcat-test/kea4-ctrl-socket',
'DHCPv4 intent uses the backend-selected Control Agent socket path'
);
local $xCAT::Table::networks = DHCPKeaIntentNetTable->new(
{
%network_entry,
net => 'fd00::/64',
dynamicrange => undef,
}
);
my $dhcp6_intent = xCAT_plugin::dhcp::kea_build_dhcp6_intent( $backend, { eth0 => 1 } );
is(
$dhcp6_intent->{'control-socket'}{'socket-name'},
'/run/kea-xcat-test/kea6-ctrl-socket',
'DHCPv6 intent uses the backend-selected Control Agent socket path'
);
}
{
package DHCPKeaRegenerateBackend;
sub load_dhcp4_config {
$_[0]->{loads}++;
return { error => 'existing Kea configuration must not be loaded by makedhcp -n' };
}
sub write_dhcp4_config {
my ( $self, $intent, %opts ) = @_;
$self->{written_intent} = $intent;
$self->{write_options} = \%opts;
return {};
}
sub restart_services {
my ( $self, %opts ) = @_;
$self->{restart_options} = \%opts;
return {};
}
package main;
my $network_intent = {
interfaces => ['eth0'],
'client-classes' => [ { name => 'xcat-generic' } ],
subnets => [ { id => 1, subnet => '192.0.2.0/24' } ],
};
no warnings 'redefine';
local *xCAT_plugin::dhcp::kea_build_dhcp4_intent = sub { return $network_intent; };
local *xCAT_plugin::dhcp::kea_build_dhcp6_intent = sub { return { subnets => [] }; };
local *xCAT_plugin::dhcp::kea_build_ddns_intent = sub { return; };
local *xCAT_plugin::dhcp::kea_control_agent_enabled = sub { return 0; };
local *xCAT::MsgUtils::message = sub { return; };
local *xCAT::MsgUtils::trace = sub { return; };
local $::XCATSITEVALS{externaldhcpservers};
my @errors;
my $capture_response = sub {
my $response = shift;
push @errors, @{ $response->{error} || [] };
};
my $saved_umask = umask;
my $saved_ignorecase = $Getopt::Long::ignorecase;
{
local @ARGV;
xCAT_plugin::dhcp::process_request(
{
_xcatpreprocessed => [0],
arg => [ '-q', '-a' ],
},
$capture_response
);
}
umask $saved_umask;
$Getopt::Long::ignorecase = $saved_ignorecase;
Getopt::Long::Configure('pass_through');
@errors = ();
my $backend = bless { loads => 0 }, 'DHCPKeaRegenerateBackend';
xCAT_plugin::dhcp::kea_process_request( $backend, {}, { n => 1 }, { eth0 => 1 }, 0 );
is( $backend->{loads}, 0, 'makedhcp -n does not parse the previous Kea configuration' );
is_deeply(
$backend->{written_intent},
$network_intent,
'makedhcp -n writes only the newly generated network intent'
);
ok( $backend->{write_options}{backup_existing}, 'makedhcp -n backs up the replaced Kea configuration' );
ok( $backend->{restart_options}{enable}, 'makedhcp -n enables and restarts Kea after replacement' );
is_deeply( \@errors, [], 'makedhcp -n replacement completes without errors' );
}
{
no warnings 'redefine';
local *xCAT::NetworkUtils::thishostisnot = sub { return 1; };
my $nettab = DHCPKeaIntentNetTable->new(
{
%network_entry,
dhcpserver => 'service-node-a',
}
);
my $subnet = xCAT_plugin::dhcp::kea_subnet4_intent( $nettab, '10.0.0.0', '255.255.255.0', 'eth0', 0, 1, 80 );
ok( !defined( $subnet->{dynamicrange} ), 'non-owning Kea server does not render dynamic pool' );
}
{
no warnings 'redefine';
local *xCAT::NetworkUtils::thishostisnot = sub { return 0; };
my $nettab = DHCPKeaIntentNetTable->new(
{
%network_entry,
dhcpserver => 'service-node-a',
}
);
my $subnet = xCAT_plugin::dhcp::kea_subnet4_intent( $nettab, '10.0.0.0', '255.255.255.0', 'eth0', 0, 1, 80 );
is( $subnet->{dynamicrange}, $network_entry{dynamicrange}, 'owning Kea server renders dynamic pool' );
}
{
# Regression: networks.nameservers / site.nameservers default to the
# <xcatmaster> placeholder. Kea D2 rejects a non-IP dns-servers ip-address,
# so kea_build_ddns_intent must resolve <xcatmaster> to the management IP
# facing the network (via my_ip_facing) before rendering DDNS domains.
no warnings 'redefine';
local *xCAT_plugin::dhcp::kea_ddns_enabled = sub { 1 };
local *xCAT_plugin::dhcp::kea_ddns_key = sub { ( 'HMAC-SHA256', 'YWJjMTIz' ); };
local $xCAT::Table::networks = DHCPKeaIntentNetTable->new(
{
%network_entry,
nameservers => '<xcatmaster>',
}
);
my $ddns_intent = xCAT_plugin::dhcp::kea_build_ddns_intent();
ok( $ddns_intent && !$ddns_intent->{error}, 'kea_build_ddns_intent succeeds with <xcatmaster> nameservers' );
ok( scalar @{ $ddns_intent->{forward_domains} || [] }, 'kea_build_ddns_intent renders a forward DDNS domain' );
ok( scalar @{ $ddns_intent->{reverse_domains} || [] }, 'kea_build_ddns_intent renders a reverse DDNS domain' );
my @dns_ips =
map { $_->{'ip-address'} }
map { @{ $_->{'dns-servers'} || [] } }
( @{ $ddns_intent->{forward_domains} || [] }, @{ $ddns_intent->{reverse_domains} || [] } );
ok( scalar @dns_ips, 'rendered DDNS domains carry dns-servers' );
foreach my $ip (@dns_ips) {
isnt( $ip, '<xcatmaster>', 'DDNS dns-server ip-address is never the literal <xcatmaster> placeholder' );
is( $ip, '10.0.0.1', 'DDNS dns-server ip-address resolves to the management IP facing the network' );
like( $ip, qr/^\d+\.\d+\.\d+\.\d+$/, 'DDNS dns-server ip-address is a valid IPv4 literal' );
}
}
{
# Regression: a service node (noderes.servicenode set, groups=service) must
# get a Kea host reservation exactly like a regular compute node. The Kea
# reservation builder loops over every requested node without filtering on
# service-node membership, so kea_build_node_reservations must emit an
# ip/mac/hostname reservation whose next-server is resolved (via
# my_ip_facing) to the management server that serves the node's subnet.
package DHCPKeaResTable;
sub new { my ( $class, $rows ) = @_; return bless { rows => $rows }, $class; }
sub getNodesAttribs {
my ( $self, $nodes, $attrs ) = @_;
my %out;
$out{$_} = [ $self->{rows}{$_} || {} ] for @$nodes;
return \%out;
}
sub close { return; }
package main;
my %res_tables = (
noderes => DHCPKeaResTable->new( { 'svc01' => { netboot => 'xnba', servicenode => '192.168.201.20', tftpserver => '<xcatmaster>' } } ),
chain => DHCPKeaResTable->new( { 'svc01' => {} } ),
nodetype => DHCPKeaResTable->new( { 'svc01' => { arch => 'x86_64', provmethod => 'install', os => 'rhels9' } } ),
iscsi => DHCPKeaResTable->new( {} ),
mac => DHCPKeaResTable->new( { 'svc01' => { mac => '42:d7:c0:a8:c9:15' } } ),
);
no warnings 'redefine';
local *xCAT::Table::new = sub {
my ( $class, $name ) = @_;
return $res_tables{$name};
};
my $svc_getipaddr = sub {
my ( $host, %opt ) = @_;
return if $opt{OnlyV6};
return '192.168.201.21';
};
local *xCAT::NetworkUtils::getipaddr = $svc_getipaddr;
# dhcp.pm imports getipaddr into its own namespace at use-time, so override
# the imported copy as well.
local *xCAT_plugin::dhcp::getipaddr = $svc_getipaddr;
local *xCAT::NetworkUtils::my_ip_facing = sub { return ( 0, '192.168.201.20' ); };
local *xCAT_plugin::dhcp::ipIsDynamic = sub { return 0; };
my @errors;
local $xCAT_plugin::dhcp::callback = sub {
my $resp = shift;
push @errors, @{ $resp->{error} } if $resp->{error};
};
my $backend = bless {}, 'DHCPKeaResBackend';
{
package DHCPKeaResBackend;
sub subnet_id_for_ip { return 1; }
}
my $reservations = xCAT_plugin::dhcp::kea_build_node_reservations( $backend, {}, ['svc01'] );
is( scalar(@errors), 0, 'service node reservation builds without errors' );
is( scalar( @{ $reservations || [] } ), 1, 'service node yields exactly one Kea host reservation' );
my $r = $reservations->[0] || {};
is( $r->{'ip-address'}, '192.168.201.21', 'service node reservation carries the node IP' );
is( $r->{'hw-address'}, '42:d7:c0:a8:c9:15', 'service node reservation carries the node MAC' );
is( $r->{hostname}, 'svc01', 'service node reservation carries the hostname' );
is( $r->{'next-server'}, '192.168.201.20', 'service node reservation next-server resolves to the serving management IP' );
}
my @normalized_mac_cases = (
[ 'Aa:Bb:Cc:Dd:Ee:Ff', 'aa:bb:cc:dd:ee:ff', 'six-octet colon MAC is lowercased' ],
[ '01-23-45-67-89-AB-CD', '01:23:45:67:89:ab:cd', 'seven-octet hyphen MAC is canonicalized' ],
[ '01:23:45:67:89:AB:CD:EF', '01:23:45:67:89:ab:cd:ef', 'eight-octet colon MAC is lowercased' ],
[ '01-23-45-67-89-AB-CD-EF-01', '01:23:45:67:89:ab:cd:ef:01', 'nine-octet hyphen MAC is canonicalized' ],
);
foreach my $case (@normalized_mac_cases) {
my ( $input, $expected, $description ) = @$case;
is( xCAT_plugin::dhcp::kea_normalize_mac($input), $expected, $description );
}
my @invalid_mac_cases = (
[ undef, 'undefined MAC is rejected' ],
[ '', 'empty MAC is rejected' ],
[ '00:11:22:33:44', 'five-octet MAC is rejected' ],
[ '00:11:22:33:44:55:66:77:88:99', 'ten-octet MAC is rejected' ],
[ '00:11-22:33:44:55', 'mixed MAC separators are rejected' ],
[ 'gg:11:22:33:44:55', 'non-hexadecimal MAC is rejected' ],
[ '001122334455', 'compact MAC is rejected' ],
[ "00:11:22:33:44:55\n", 'MAC with a trailing newline is rejected' ],
[ ' 00:11:22:33:44:55', 'MAC with leading whitespace is rejected' ],
);
foreach my $case (@invalid_mac_cases) {
my ( $input, $description ) = @$case;
ok( !defined( xCAT_plugin::dhcp::kea_normalize_mac($input) ), $description );
}
{
my %mac_tables = (
noderes => DHCPKeaResTable->new(
{
macnode => {},
duidnode => {},
}
),
chain => DHCPKeaResTable->new( {} ),
nodetype => DHCPKeaResTable->new( {} ),
iscsi => DHCPKeaResTable->new( {} ),
mac => DHCPKeaResTable->new(
{
macnode => {
mac => 'Aa-Bb-Cc-Dd-Ee-Ff!node6|01-23-45-67-89-AB-CD-EF-01!node9|not-a-mac!badmac',
},
duidnode => {
mac => 'not-a-mac!duid-alias',
},
}
),
vpd => DHCPKeaResTable->new(
{
duidnode => {
uuid => '00112233-4455-6677-8899-aabbccddeeff',
},
}
),
);
no warnings 'redefine';
local *xCAT::Table::new = sub {
my ( $class, $name ) = @_;
return $mac_tables{$name};
};
local *xCAT_plugin::dhcp::getipaddr = sub {
my ( $host, %opt ) = @_;
return '2001:db8::25' if $opt{OnlyV6};
return '192.0.2.25';
};
local *xCAT_plugin::dhcp::ipIsDynamic = sub { return 0; };
local *xCAT_plugin::dhcp::kea_next_server_for_node = sub { return ( '192.0.2.1', '192.0.2.1' ); };
local *xCAT_plugin::dhcp::kea_boot_for_node = sub { return {}; };
my $backend = bless {}, 'DHCPKeaMacBackend';
{
package DHCPKeaMacBackend;
sub subnet_id_for_ip { return 1; }
}
my @errors;
my $capture_error = sub {
my $resp = shift;
push @errors, @{ $resp->{error} } if $resp->{error};
};
local *xCAT::MsgUtils::message = sub { return; };
local *xCAT::MsgUtils::trace = sub { return; };
my $saved_umask = umask;
my $saved_ignorecase = $Getopt::Long::ignorecase;
{
local @ARGV;
# A conflicting option pair initializes the plugin's lexical callback
# and returns before any DHCP backend or service work begins.
xCAT_plugin::dhcp::process_request(
{
_xcatpreprocessed => [0],
arg => [ '-q', '-a' ],
},
$capture_error
);
}
umask $saved_umask;
$Getopt::Long::ignorecase = $saved_ignorecase;
Getopt::Long::Configure('pass_through');
my $reservations4 = xCAT_plugin::dhcp::kea_build_node_reservations( $backend, {}, [ 'macnode', 'duidnode' ] );
is_deeply(
[ map { $_->{'hw-address'} } @$reservations4 ],
[ 'aa:bb:cc:dd:ee:ff', '01:23:45:67:89:ab:cd:ef:01' ],
'IPv4 reservations use canonical MAC addresses and omit malformed entries'
);
is_deeply(
\@errors,
[ 'Invalid mac address not-a-mac for macnode', 'Invalid mac address not-a-mac for duidnode' ],
'IPv4 reservations preserve invalid-MAC errors'
);
@errors = ();
my $reservations6 = xCAT_plugin::dhcp::kea_build_node_reservations6( $backend, {}, [ 'macnode', 'duidnode' ] );
is_deeply(
[ map { $_->{'hw-address'} } @$reservations6 ],
[ 'aa:bb:cc:dd:ee:ff', '01:23:45:67:89:ab:cd:ef:01' ],
'IPv6 reservations use canonical MAC addresses and omit malformed entries'
);
is_deeply(
\@errors,
[ 'Invalid mac address not-a-mac for macnode', 'Invalid mac address not-a-mac for duidnode' ],
'IPv6 reservations report malformed MACs even when a DUID is available'
);
ok( !grep( { $_->{duid} } @$reservations6 ), 'malformed MAC does not create a DUID-based IPv6 reservation' );
my $matches = xCAT_plugin::dhcp::kea_reservation_matches_for_nodes( [ 'macnode', 'duidnode' ] );
is_deeply(
[ map { $_->{'hw-address'} } grep { $_->{'hw-address'} } @$matches ],
[ 'aa:bb:cc:dd:ee:ff', '01:23:45:67:89:ab:cd:ef:01' ],
'query and delete matches use canonical MAC addresses and omit malformed entries'
);
ok(
grep( { ( $_->{hostname} || '' ) eq 'badmac' } @$matches ),
'query and delete retain alias matches when the associated MAC is malformed'
);
ok(
grep( { ( $_->{duid} || '' ) eq '00:04:00:11:22:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff' } @$matches ),
'query and delete retain DUID matches when the associated MAC is malformed'
);
}
{
my %lookup_tables = (
noderes => DHCPKeaResTable->new(
{
unresolved01 => {},
valid01 => {},
}
),
chain => DHCPKeaResTable->new( {} ),
nodetype => DHCPKeaResTable->new( {} ),
iscsi => DHCPKeaResTable->new( {} ),
mac => DHCPKeaResTable->new(
{
unresolved01 => { mac => '00:11:22:33:44:55' },
valid01 => { mac => '00:11:22:33:44:66' },
}
),
);
no warnings 'redefine';
local *xCAT::Table::new = sub {
my ( $class, $name ) = @_;
return $lookup_tables{$name};
};
local *xCAT_plugin::dhcp::getipaddr = sub {
my ($host) = @_;
return $host eq 'valid01' ? '192.0.2.30' : undef;
};
local *xCAT_plugin::dhcp::ipIsDynamic = sub { return 0; };
local *xCAT_plugin::dhcp::kea_next_server_for_node = sub { return ( '192.0.2.1', '192.0.2.1' ); };
local *xCAT_plugin::dhcp::kea_boot_for_node = sub { return {}; };
local *xCAT::MsgUtils::message = sub { return; };
local *xCAT::MsgUtils::trace = sub { return; };
my ( @warnings, @errors );
my $capture_response = sub {
my $response = shift;
push @warnings, @{ $response->{warning} || [] };
push @errors, @{ $response->{error} || [] };
};
my $saved_umask = umask;
my $saved_ignorecase = $Getopt::Long::ignorecase;
{
local @ARGV;
xCAT_plugin::dhcp::process_request(
{
_xcatpreprocessed => [0],
arg => [ '-q', '-a' ],
},
$capture_response
);
}
umask $saved_umask;
$Getopt::Long::ignorecase = $saved_ignorecase;
Getopt::Long::Configure('pass_through');
@warnings = ();
@errors = ();
{
package DHCPKeaLookupBackend;
sub subnet_id_for_ip { return 1; }
}
my $backend = bless {}, 'DHCPKeaLookupBackend';
my $reservations = xCAT_plugin::dhcp::kea_build_node_reservations(
$backend,
{},
[ 'unresolved01', 'valid01' ]
);
if ( ref($reservations) eq 'HASH' && $reservations->{error} ) {
push @errors, $reservations->{error};
$reservations = [];
}
is_deeply(
[ map { $_->{hostname} } @$reservations ],
['valid01'],
'an unresolved hostname does not block later valid Kea reservations'
);
is_deeply(
\@warnings,
['The hostname unresolved01 of node unresolved01 could not be resolved.'],
'an unresolved Kea hostname reports the ISC-compatible warning'
);
is_deeply( \@errors, [], 'an unresolved Kea hostname does not abort the request' );
}
{
my %xnba_tables = (
noderes => DHCPKeaResTable->new( { xnba01 => { netboot => 'xnba' } } ),
mac => DHCPKeaResTable->new( { xnba01 => { mac => 'AA-BB-CC-DD-EE-FF' } } ),
);
no warnings 'redefine';
local *xCAT::Table::new = sub {
my ( $class, $name ) = @_;
return $xnba_tables{$name};
};
local *xCAT_plugin::dhcp::kea_next_server_for_node = sub { return ( '192.0.2.1', '192.0.2.1' ); };
my $classes = xCAT_plugin::dhcp::kea_xnba_client_classes_for_nodes(['xnba01']);
my ($bios_class) = grep { $_->{name} =~ /-bios\z/ } @$classes;
ok( $bios_class, 'hyphenated xNBA MAC produces a BIOS client class' );
is(
$bios_class ? $bios_class->{'user-context'}{'xcat-mac'} : undef,
'aa:bb:cc:dd:ee:ff',
'xNBA client-class context stores the canonical MAC address'
);
}
{
# Regression: a node whose mac table entry uses the *NOIP* sentinel for a
# secondary NIC (e.g. "mac1|mac2!*NOIP*") must still get exactly one Kea
# reservation -- for the real NIC only. The *NOIP* NIC intentionally has no
# IP, so it must be skipped the same way the ISC path skips it. Resolving
# the literal "*NOIP*" as a host would otherwise emit a bogus second
# reservation (or, on branches that treat an unresolved reservation as
# fatal, abort makedhcp and leave the node with no reservation at all).
my %noip_tables = (
noderes => DHCPKeaResTable->new( { cn01 => { netboot => 'xnba', tftpserver => '<xcatmaster>' } } ),
chain => DHCPKeaResTable->new( { cn01 => {} } ),
nodetype => DHCPKeaResTable->new( { cn01 => { arch => 'x86_64', provmethod => 'install', os => 'rhels9' } } ),
iscsi => DHCPKeaResTable->new( {} ),
vpd => DHCPKeaResTable->new( {} ),
mac => DHCPKeaResTable->new(
{ cn01 => { mac => 'aa:bb:cc:dd:ee:01|aa:bb:cc:dd:ee:02!*NOIP*' } }
),
);
no warnings 'redefine';
local *xCAT::Table::new = sub {
my ( $class, $name ) = @_;
return $noip_tables{$name};
};
# Resolve *every* hostname (including the literal *NOIP*) so the only thing
# that can keep this to a single reservation is the explicit *NOIP* skip --
# this makes the guard independent of how unresolved names are handled.
my $noip_getipaddr = sub {
my ( $host, %opt ) = @_;
return '2001:db8::30' if $opt{OnlyV6};
return '192.0.2.30';
};
local *xCAT::NetworkUtils::getipaddr = $noip_getipaddr;
local *xCAT_plugin::dhcp::getipaddr = $noip_getipaddr;
local *xCAT_plugin::dhcp::ipIsDynamic = sub { return 0; };
local *xCAT_plugin::dhcp::kea_next_server_for_node = sub { return ( '192.0.2.1', '192.0.2.1' ); };
local *xCAT_plugin::dhcp::kea_boot_for_node = sub { return {}; };
my @errors;
local $xCAT_plugin::dhcp::callback = sub {
my $resp = shift;
push @errors, @{ $resp->{error} } if $resp->{error};
};
my $backend = bless {}, 'DHCPKeaResBackend'; # subnet_id_for_ip defined above
my $res4 = xCAT_plugin::dhcp::kea_build_node_reservations( $backend, {}, ['cn01'] );
is( scalar(@errors), 0, 'NOIP secondary NIC does not raise an error (v4)' );
is( scalar( @{ $res4 || [] } ), 1, 'NOIP NIC skipped: exactly one IPv4 reservation' );
is( ( $res4->[0] || {} )->{'hw-address'}, 'aa:bb:cc:dd:ee:01', 'IPv4 reservation is for the real NIC, not the *NOIP* NIC' );
ok( !grep( { ( $_->{hostname} || '' ) eq '*NOIP*' } @{ $res4 || [] } ), 'no IPv4 reservation carries the *NOIP* sentinel as a hostname' );
@errors = ();
my $res6 = xCAT_plugin::dhcp::kea_build_node_reservations6( $backend, {}, ['cn01'] );
is( scalar(@errors), 0, 'NOIP secondary NIC does not raise an error (v6)' );
is( scalar( @{ $res6 || [] } ), 1, 'NOIP NIC skipped: exactly one IPv6 reservation' );
is( ( $res6->[0] || {} )->{'hw-address'}, 'aa:bb:cc:dd:ee:01', 'IPv6 reservation is for the real NIC, not the *NOIP* NIC' );
ok( !grep( { ( $_->{hostname} || '' ) eq '*NOIP*' } @{ $res6 || [] } ), 'no IPv6 reservation carries the *NOIP* sentinel as a hostname' );
}
done_testing();