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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 $vnet; | |
55 | } | |
56 | ||
e612faf6 AD |
57 | sub get_subnets { |
58 | my ($vnetid) = @_; | |
59 | ||
60 | my $subnets = {}; | |
61 | my $subnets_cfg = PVE::Network::SDN::Subnets::config(); | |
62 | foreach my $subnetid (sort keys %{$subnets_cfg->{ids}}) { | |
63 | my $subnet = $subnets_cfg->{ids}->{$subnetid}; | |
64 | next if !$subnet->{vnet} || $subnet->{vnet} ne $vnetid; | |
65 | $subnets->{$subnetid} = $subnet; | |
66 | } | |
67 | return $subnets; | |
68 | ||
69 | } | |
70 | ||
70b03506 | 71 | sub get_next_free_ip { |
e612faf6 | 72 | my ($vnetid, $hostname, $ipversion) = @_; |
70b03506 AD |
73 | |
74 | $ipversion = 4 if !$ipversion; | |
e612faf6 | 75 | my $subnets = PVE::Network::SDN::Vnets::get_subnets($vnetid); |
70b03506 | 76 | my $ip = undef; |
70b03506 | 77 | my $subnetcount = 0; |
e612faf6 AD |
78 | |
79 | foreach my $subnetid (sort keys %{$subnets}) { | |
80 | my $subnet = $subnets->{$subnetid}; | |
70b03506 | 81 | my ($network, $mask) = split(/-/, $subnetid); |
e612faf6 | 82 | |
70b03506 AD |
83 | next if $ipversion != Net::IP::ip_get_version($network); |
84 | $subnetcount++; | |
e612faf6 | 85 | if ($subnet->{ipam}) { |
70b03506 | 86 | eval { |
ee4f339e | 87 | $ip = PVE::Network::SDN::Subnets::next_free_ip($subnetid, $subnet, $hostname); |
70b03506 AD |
88 | }; |
89 | warn $@ if $@; | |
90 | } | |
91 | last if $ip; | |
92 | } | |
93 | die "can't find any free ip" if !$ip && $subnetcount > 0; | |
94 | ||
95 | return $ip; | |
96 | } | |
97 | ||
98 | sub add_ip { | |
e612faf6 AD |
99 | my ($vnetid, $cidr, $hostname) = @_; |
100 | ||
101 | my $subnets = PVE::Network::SDN::Vnets::get_subnets($vnetid); | |
70b03506 AD |
102 | |
103 | my ($ip, $mask) = split(/\//, $cidr); | |
e612faf6 | 104 | my ($subnetid, $subnet) = PVE::Network::SDN::Subnets::find_ip_subnet($ip, $subnets); |
70b03506 | 105 | |
ee4f339e | 106 | PVE::Network::SDN::Subnets::add_ip($subnetid, $subnet, $ip, $hostname); |
70b03506 AD |
107 | } |
108 | ||
109 | sub del_ip { | |
e612faf6 AD |
110 | my ($vnetid, $cidr, $hostname) = @_; |
111 | ||
112 | my $subnets = PVE::Network::SDN::Vnets::get_subnets($vnetid); | |
70b03506 AD |
113 | |
114 | my ($ip, $mask) = split(/\//, $cidr); | |
e612faf6 | 115 | my ($subnetid, $subnet) = PVE::Network::SDN::Subnets::find_ip_subnet($ip, $subnets); |
70b03506 | 116 | |
ee4f339e | 117 | PVE::Network::SDN::Subnets::del_ip($subnetid, $subnet, $ip, $hostname); |
70b03506 AD |
118 | } |
119 | ||
f5eabba0 | 120 | 1; |