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f5eabba0 AD |
1 | package PVE::Network::SDN::Vnets; |
2 | ||
3 | use strict; | |
4 | use warnings; | |
5 | ||
6 | use PVE::Cluster qw(cfs_read_file cfs_write_file cfs_lock_file); | |
70b03506 AD |
7 | use Net::IP; |
8 | use PVE::Network::SDN::Subnets; | |
f5eabba0 | 9 | |
f5eabba0 AD |
10 | use PVE::Network::SDN::VnetPlugin; |
11 | PVE::Network::SDN::VnetPlugin->register(); | |
12 | PVE::Network::SDN::VnetPlugin->init(); | |
13 | ||
14 | sub sdn_vnets_config { | |
15 | my ($cfg, $id, $noerr) = @_; | |
16 | ||
17 | die "no sdn vnet ID specified\n" if !$id; | |
18 | ||
19 | my $scfg = $cfg->{ids}->{$id}; | |
b2d83056 | 20 | die "sdn vnet '$id' does not exist\n" if (!$noerr && !$scfg); |
f5eabba0 AD |
21 | |
22 | return $scfg; | |
23 | } | |
24 | ||
25 | sub config { | |
dfe17b64 | 26 | return cfs_read_file("sdn/vnets.cfg"); |
f5eabba0 AD |
27 | } |
28 | ||
29 | sub write_config { | |
30 | my ($cfg) = @_; | |
31 | ||
f703d2ae | 32 | cfs_write_file("sdn/vnets.cfg", $cfg); |
f5eabba0 AD |
33 | } |
34 | ||
f5eabba0 AD |
35 | sub sdn_vnets_ids { |
36 | my ($cfg) = @_; | |
37 | ||
38 | return keys %{$cfg->{ids}}; | |
39 | } | |
40 | ||
41 | sub complete_sdn_vnet { | |
42 | my ($cmdname, $pname, $cvalue) = @_; | |
43 | ||
44 | my $cfg = PVE::Network::SDN::Vnets::config(); | |
45 | ||
46 | return $cmdname eq 'add' ? [] : [ PVE::Network::SDN::Vnets::sdn_vnet_ids($cfg) ]; | |
47 | } | |
48 | ||
eb1549e7 AD |
49 | sub get_vnet { |
50 | my ($vnetid) = @_; | |
51 | ||
52 | my $cfg = PVE::Network::SDN::Vnets::config(); | |
53 | my $vnet = PVE::Network::SDN::Vnets::sdn_vnets_config($cfg, $vnetid, 1); | |
54 | return $vnet; | |
55 | } | |
56 | ||
70b03506 | 57 | sub get_next_free_ip { |
ee4f339e | 58 | my ($vnet, $hostname, $ipversion) = @_; |
70b03506 AD |
59 | |
60 | $ipversion = 4 if !$ipversion; | |
61 | my $subnets_cfg = PVE::Network::SDN::Subnets::config(); | |
62 | my @subnets = PVE::Tools::split_list($vnet->{subnets}) if $vnet->{subnets}; | |
63 | my $ip = undef; | |
64 | my $subnet = undef; | |
65 | my $subnetcount = 0; | |
66 | foreach my $s (@subnets) { | |
67 | my $subnetid = $s =~ s/\//-/r; | |
68 | my ($network, $mask) = split(/-/, $subnetid); | |
69 | next if $ipversion != Net::IP::ip_get_version($network); | |
70 | $subnetcount++; | |
71 | $subnet = $subnets_cfg->{ids}->{$subnetid}; | |
72 | if ($subnet && $subnet->{ipam}) { | |
73 | eval { | |
ee4f339e | 74 | $ip = PVE::Network::SDN::Subnets::next_free_ip($subnetid, $subnet, $hostname); |
70b03506 AD |
75 | }; |
76 | warn $@ if $@; | |
77 | } | |
78 | last if $ip; | |
79 | } | |
80 | die "can't find any free ip" if !$ip && $subnetcount > 0; | |
81 | ||
82 | return $ip; | |
83 | } | |
84 | ||
85 | sub add_ip { | |
ee4f339e | 86 | my ($vnet, $cidr, $hostname) = @_; |
70b03506 AD |
87 | |
88 | my ($ip, $mask) = split(/\//, $cidr); | |
89 | my ($subnetid, $subnet) = PVE::Network::SDN::Subnets::find_ip_subnet($ip, $vnet->{subnets}); | |
90 | return if !$subnet->{ipam}; | |
91 | ||
ee4f339e | 92 | PVE::Network::SDN::Subnets::add_ip($subnetid, $subnet, $ip, $hostname); |
70b03506 AD |
93 | } |
94 | ||
95 | sub del_ip { | |
ee4f339e | 96 | my ($vnet, $cidr, $hostname) = @_; |
70b03506 AD |
97 | |
98 | my ($ip, $mask) = split(/\//, $cidr); | |
99 | my ($subnetid, $subnet) = PVE::Network::SDN::Subnets::find_ip_subnet($ip, $vnet->{subnets}); | |
100 | return if !$subnet->{ipam}; | |
101 | ||
ee4f339e | 102 | PVE::Network::SDN::Subnets::del_ip($subnetid, $subnet, $ip, $hostname); |
70b03506 AD |
103 | } |
104 | ||
f5eabba0 | 105 | 1; |