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f5eabba0 AD |
1 | package PVE::Network::SDN::Zones; |
2 | ||
3 | use strict; | |
4 | use warnings; | |
5 | ||
6 | use Data::Dumper; | |
7 | use JSON; | |
8 | ||
9 | use PVE::Tools qw(extract_param dir_glob_regex run_command); | |
10 | use PVE::Cluster qw(cfs_read_file cfs_write_file cfs_lock_file); | |
eb1549e7 | 11 | use PVE::Network; |
f5eabba0 AD |
12 | |
13 | use PVE::Network::SDN::Vnets; | |
14 | use PVE::Network::SDN::Zones::VlanPlugin; | |
15 | use PVE::Network::SDN::Zones::QinQPlugin; | |
16 | use PVE::Network::SDN::Zones::VxlanPlugin; | |
17 | use PVE::Network::SDN::Zones::EvpnPlugin; | |
18 | use PVE::Network::SDN::Zones::FaucetPlugin; | |
19 | use PVE::Network::SDN::Zones::Plugin; | |
20 | ||
21 | PVE::Network::SDN::Zones::VlanPlugin->register(); | |
22 | PVE::Network::SDN::Zones::QinQPlugin->register(); | |
23 | PVE::Network::SDN::Zones::VxlanPlugin->register(); | |
24 | PVE::Network::SDN::Zones::EvpnPlugin->register(); | |
25 | PVE::Network::SDN::Zones::FaucetPlugin->register(); | |
26 | PVE::Network::SDN::Zones::Plugin->init(); | |
27 | ||
0814c9a9 | 28 | my $local_network_sdn_file = "/etc/network/interfaces.d/sdn"; |
f5eabba0 AD |
29 | |
30 | sub sdn_zones_config { | |
31 | my ($cfg, $id, $noerr) = @_; | |
32 | ||
33 | die "no sdn zone ID specified\n" if !$id; | |
34 | ||
35 | my $scfg = $cfg->{ids}->{$id}; | |
b2d83056 | 36 | die "sdn '$id' does not exist\n" if (!$noerr && !$scfg); |
f5eabba0 AD |
37 | |
38 | return $scfg; | |
39 | } | |
40 | ||
41 | sub config { | |
f703d2ae | 42 | my $config = cfs_read_file("sdn/zones.cfg"); |
f5eabba0 AD |
43 | return $config; |
44 | } | |
45 | ||
41d40fb1 TL |
46 | sub get_plugin_config { |
47 | my ($vnet) = @_; | |
48 | my $zoneid = $vnet->{zone}; | |
49 | my $zone_cfg = PVE::Network::SDN::Zones::config(); | |
50 | return $zone_cfg->{ids}->{$zoneid}; | |
51 | } | |
52 | ||
f5eabba0 AD |
53 | sub write_config { |
54 | my ($cfg) = @_; | |
55 | ||
f703d2ae | 56 | cfs_write_file("sdn/zones.cfg", $cfg); |
f5eabba0 AD |
57 | } |
58 | ||
f5eabba0 AD |
59 | sub sdn_zones_ids { |
60 | my ($cfg) = @_; | |
61 | ||
62 | return keys %{$cfg->{ids}}; | |
63 | } | |
64 | ||
65 | sub complete_sdn_zone { | |
66 | my ($cmdname, $pname, $cvalue) = @_; | |
67 | ||
68 | my $cfg = PVE::Network::SDN::config(); | |
69 | ||
70 | return $cmdname eq 'add' ? [] : [ PVE::Network::SDN::sdn_zones_ids($cfg) ]; | |
71 | } | |
72 | ||
73 | ||
74 | sub generate_etc_network_config { | |
75 | ||
0814c9a9 | 76 | my $version = PVE::Cluster::cfs_read_file('sdn/.version'); |
f5eabba0 | 77 | my $vnet_cfg = PVE::Cluster::cfs_read_file('sdn/vnets.cfg'); |
56cdcac9 | 78 | my $zone_cfg = PVE::Cluster::cfs_read_file('sdn/zones.cfg'); |
4405f2de | 79 | my $controller_cfg = PVE::Cluster::cfs_read_file('sdn/controllers.cfg'); |
56cdcac9 | 80 | return if !$vnet_cfg && !$zone_cfg; |
f5eabba0 | 81 | |
ba7ac021 | 82 | my $interfaces_config = PVE::INotify::read_file('interfaces'); |
f5eabba0 AD |
83 | |
84 | #generate configuration | |
85 | my $config = {}; | |
c2b9c173 AD |
86 | my $nodename = PVE::INotify::nodename(); |
87 | ||
e0c19383 | 88 | for my $id (sort keys %{$vnet_cfg->{ids}}) { |
f5eabba0 | 89 | my $vnet = $vnet_cfg->{ids}->{$id}; |
3fd3e917 | 90 | my $zone = $vnet->{zone}; |
f5eabba0 | 91 | |
e0c19383 TL |
92 | if (!$zone) { |
93 | warn "can't generate vnet '$id': no zone assigned!\n"; | |
f5eabba0 AD |
94 | next; |
95 | } | |
96 | ||
56cdcac9 | 97 | my $plugin_config = $zone_cfg->{ids}->{$zone}; |
f5eabba0 AD |
98 | |
99 | if (!defined($plugin_config)) { | |
e0c19383 | 100 | warn "can't generate vnet '$id': zone $zone don't exist\n"; |
f5eabba0 AD |
101 | next; |
102 | } | |
103 | ||
c2b9c173 AD |
104 | next if defined($plugin_config->{nodes}) && !$plugin_config->{nodes}->{$nodename}; |
105 | ||
e0c19383 TL |
106 | my $controller; |
107 | if (my $controllerid = $plugin_config->{controller}) { | |
108 | $controller = $controller_cfg->{ids}->{$controllerid}; | |
4405f2de AD |
109 | } |
110 | ||
f5eabba0 | 111 | my $plugin = PVE::Network::SDN::Zones::Plugin->lookup($plugin_config->{type}); |
ba7ac021 | 112 | $plugin->generate_sdn_config($plugin_config, $zone, $id, $vnet, $controller, $interfaces_config, $config); |
f5eabba0 AD |
113 | } |
114 | ||
0814c9a9 | 115 | my $raw_network_config = "\#version:$version\n"; |
2d4c068e | 116 | foreach my $iface (sort keys %$config) { |
f5eabba0 AD |
117 | $raw_network_config .= "\n"; |
118 | $raw_network_config .= "auto $iface\n"; | |
119 | $raw_network_config .= "iface $iface\n"; | |
120 | foreach my $option (@{$config->{$iface}}) { | |
121 | $raw_network_config .= "\t$option\n"; | |
122 | } | |
123 | } | |
124 | ||
125 | return $raw_network_config; | |
126 | } | |
127 | ||
128 | sub write_etc_network_config { | |
129 | my ($rawconfig) = @_; | |
130 | ||
131 | return if !$rawconfig; | |
f5eabba0 | 132 | |
0814c9a9 | 133 | my $writefh = IO::File->new($local_network_sdn_file,">"); |
f5eabba0 AD |
134 | print $writefh $rawconfig; |
135 | $writefh->close(); | |
136 | } | |
137 | ||
0814c9a9 AD |
138 | sub read_etc_network_config_version { |
139 | my $versionstr = PVE::Tools::file_read_firstline($local_network_sdn_file); | |
06c87086 SI |
140 | |
141 | return if !defined($versionstr); | |
142 | ||
0814c9a9 AD |
143 | if ($versionstr =~ m/^\#version:(\d+)$/) { |
144 | return $1; | |
145 | } | |
146 | } | |
147 | ||
f5eabba0 AD |
148 | sub ifquery_check { |
149 | ||
150 | my $cmd = ['ifquery', '-a', '-c', '-o','json']; | |
151 | ||
152 | my $result = ''; | |
153 | my $reader = sub { $result .= shift }; | |
154 | ||
155 | eval { | |
156 | run_command($cmd, outfunc => $reader); | |
157 | }; | |
158 | ||
159 | my $resultjson = decode_json($result); | |
160 | my $interfaces = {}; | |
161 | ||
162 | foreach my $interface (@$resultjson) { | |
163 | my $name = $interface->{name}; | |
164 | $interfaces->{$name} = { | |
165 | status => $interface->{status}, | |
166 | config => $interface->{config}, | |
167 | config_status => $interface->{config_status}, | |
168 | }; | |
169 | } | |
170 | ||
171 | return $interfaces; | |
172 | } | |
173 | ||
174 | # improve me : move status code inside plugins ? | |
175 | sub status { | |
176 | ||
f5eabba0 AD |
177 | my $err_config = undef; |
178 | ||
6f4d0610 AD |
179 | my $local_version = PVE::Network::SDN::Zones::read_etc_network_config_version(); |
180 | my $sdn_version = PVE::Cluster::cfs_read_file('sdn/.version'); | |
f5eabba0 | 181 | |
6f4d0610 | 182 | return if !$sdn_version; |
3709a203 | 183 | |
6f4d0610 | 184 | if (!$local_version) { |
3709a203 | 185 | $err_config = "local sdn network configuration is not yet generated, please reload"; |
6933ca89 | 186 | warn "$err_config\n"; |
6f4d0610 AD |
187 | } elsif ($local_version < $sdn_version) { |
188 | $err_config = "local sdn network configuration is too old, please reload"; | |
189 | warn "$err_config\n"; | |
f5eabba0 AD |
190 | } |
191 | ||
192 | my $status = ifquery_check(); | |
193 | ||
194 | my $vnet_cfg = PVE::Cluster::cfs_read_file('sdn/vnets.cfg'); | |
c2b9c173 AD |
195 | my $zone_cfg = PVE::Cluster::cfs_read_file('sdn/zones.cfg'); |
196 | my $nodename = PVE::INotify::nodename(); | |
f5eabba0 | 197 | |
627b1694 | 198 | |
f5eabba0 | 199 | my $vnet_status = {}; |
56cdcac9 | 200 | my $zone_status = {}; |
f5eabba0 | 201 | |
70da0442 TL |
202 | foreach my $id (sort keys %{$vnet_cfg->{ids}}) { |
203 | my $vnet = $vnet_cfg->{ids}->{$id}; | |
204 | my $zone = $vnet->{zone}; | |
627b1694 | 205 | next if !$zone; |
627b1694 | 206 | |
70da0442 TL |
207 | my $plugin_config = $zone_cfg->{ids}->{$zone}; |
208 | next if defined($plugin_config->{nodes}) && !$plugin_config->{nodes}->{$nodename}; | |
209 | ||
210 | my $plugin = PVE::Network::SDN::Zones::Plugin->lookup($plugin_config->{type}); | |
211 | $plugin->status($plugin_config, $zone, $id, $vnet, $err_config, $status, $vnet_status, $zone_status); | |
f5eabba0 | 212 | } |
627b1694 | 213 | |
56cdcac9 | 214 | return($zone_status, $vnet_status); |
f5eabba0 AD |
215 | } |
216 | ||
eb1549e7 AD |
217 | sub tap_create { |
218 | my ($iface, $bridge) = @_; | |
219 | ||
220 | my $vnet = PVE::Network::SDN::Vnets::get_vnet($bridge); | |
a1ef0eb9 | 221 | if (!$vnet) { # fallback for classic bridge |
eb1549e7 | 222 | PVE::Network::tap_create($iface, $bridge); |
a1ef0eb9 | 223 | return; |
eb1549e7 AD |
224 | } |
225 | ||
41d40fb1 | 226 | my $plugin_config = get_plugin_config($vnet); |
eb1549e7 AD |
227 | my $plugin = PVE::Network::SDN::Zones::Plugin->lookup($plugin_config->{type}); |
228 | $plugin->tap_create($plugin_config, $vnet, $iface, $bridge); | |
229 | } | |
230 | ||
231 | sub veth_create { | |
232 | my ($veth, $vethpeer, $bridge, $hwaddr) = @_; | |
233 | ||
234 | my $vnet = PVE::Network::SDN::Vnets::get_vnet($bridge); | |
a1ef0eb9 | 235 | if (!$vnet) { # fallback for classic bridge |
eb1549e7 | 236 | PVE::Network::veth_create($veth, $vethpeer, $bridge, $hwaddr); |
a1ef0eb9 | 237 | return; |
eb1549e7 AD |
238 | } |
239 | ||
41d40fb1 | 240 | my $plugin_config = get_plugin_config($vnet); |
eb1549e7 AD |
241 | my $plugin = PVE::Network::SDN::Zones::Plugin->lookup($plugin_config->{type}); |
242 | $plugin->veth_create($plugin_config, $vnet, $veth, $vethpeer, $bridge, $hwaddr); | |
243 | } | |
244 | ||
245 | sub tap_plug { | |
246 | my ($iface, $bridge, $tag, $firewall, $trunks, $rate) = @_; | |
247 | ||
248 | my $vnet = PVE::Network::SDN::Vnets::get_vnet($bridge); | |
a1ef0eb9 | 249 | if (!$vnet) { # fallback for classic bridge |
eb1549e7 AD |
250 | PVE::Network::tap_plug($iface, $bridge, $tag, $firewall, $trunks, $rate); |
251 | return; | |
252 | } | |
253 | ||
41d40fb1 | 254 | my $plugin_config = get_plugin_config($vnet); |
eb1549e7 AD |
255 | my $nodename = PVE::INotify::nodename(); |
256 | ||
41d40fb1 TL |
257 | die "vnet $bridge is not allowed on this node\n" |
258 | if $plugin_config->{nodes} && !defined($plugin_config->{nodes}->{$nodename}); | |
2ba9613b | 259 | |
2ba9613b | 260 | my $plugin = PVE::Network::SDN::Zones::Plugin->lookup($plugin_config->{type}); |
912fb443 | 261 | $plugin->tap_plug($plugin_config, $vnet, $tag, $iface, $bridge, $firewall, $trunks, $rate); |
2ba9613b AD |
262 | } |
263 | ||
f5eabba0 AD |
264 | 1; |
265 |