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Commit | Line | Data |
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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); | |
11 | ||
12 | use PVE::Network::SDN::Vnets; | |
13 | use PVE::Network::SDN::Zones::VlanPlugin; | |
14 | use PVE::Network::SDN::Zones::QinQPlugin; | |
15 | use PVE::Network::SDN::Zones::VxlanPlugin; | |
16 | use PVE::Network::SDN::Zones::EvpnPlugin; | |
17 | use PVE::Network::SDN::Zones::FaucetPlugin; | |
18 | use PVE::Network::SDN::Zones::Plugin; | |
19 | ||
20 | PVE::Network::SDN::Zones::VlanPlugin->register(); | |
21 | PVE::Network::SDN::Zones::QinQPlugin->register(); | |
22 | PVE::Network::SDN::Zones::VxlanPlugin->register(); | |
23 | PVE::Network::SDN::Zones::EvpnPlugin->register(); | |
24 | PVE::Network::SDN::Zones::FaucetPlugin->register(); | |
25 | PVE::Network::SDN::Zones::Plugin->init(); | |
26 | ||
27 | ||
28 | sub sdn_zones_config { | |
29 | my ($cfg, $id, $noerr) = @_; | |
30 | ||
31 | die "no sdn zone ID specified\n" if !$id; | |
32 | ||
33 | my $scfg = $cfg->{ids}->{$id}; | |
34 | die "sdn '$id' does not exist\n" if (!$noerr && !$scfg); | |
35 | ||
36 | return $scfg; | |
37 | } | |
38 | ||
39 | sub config { | |
40 | my $config = cfs_read_file("sdn/zones.cfg.new"); | |
41 | $config = cfs_read_file("sdn/zones.cfg") if !keys %{$config->{ids}}; | |
42 | return $config; | |
43 | } | |
44 | ||
45 | sub write_config { | |
46 | my ($cfg) = @_; | |
47 | ||
48 | cfs_write_file("sdn/zones.cfg.new", $cfg); | |
49 | } | |
50 | ||
51 | sub lock_sdn_zones_config { | |
52 | my ($code, $errmsg) = @_; | |
53 | ||
54 | cfs_lock_file("sdn/zones.cfg.new", undef, $code); | |
55 | if (my $err = $@) { | |
56 | $errmsg ? die "$errmsg: $err" : die $err; | |
57 | } | |
58 | } | |
59 | ||
60 | sub sdn_zones_ids { | |
61 | my ($cfg) = @_; | |
62 | ||
63 | return keys %{$cfg->{ids}}; | |
64 | } | |
65 | ||
66 | sub complete_sdn_zone { | |
67 | my ($cmdname, $pname, $cvalue) = @_; | |
68 | ||
69 | my $cfg = PVE::Network::SDN::config(); | |
70 | ||
71 | return $cmdname eq 'add' ? [] : [ PVE::Network::SDN::sdn_zones_ids($cfg) ]; | |
72 | } | |
73 | ||
74 | ||
75 | sub generate_etc_network_config { | |
76 | ||
77 | my $vnet_cfg = PVE::Cluster::cfs_read_file('sdn/vnets.cfg'); | |
78 | my $zone_cfg = PVE::Cluster::cfs_read_file('sdn/zones.cfg'); | |
79 | my $controller_cfg = PVE::Cluster::cfs_read_file('sdn/controllers.cfg'); | |
80 | return if !$vnet_cfg && !$zone_cfg; | |
81 | ||
82 | my $interfaces_config = PVE::INotify::read_file('interfaces'); | |
83 | ||
84 | #generate configuration | |
85 | my $config = {}; | |
86 | my $nodename = PVE::INotify::nodename(); | |
87 | ||
88 | foreach my $id (keys %{$vnet_cfg->{ids}}) { | |
89 | my $vnet = $vnet_cfg->{ids}->{$id}; | |
90 | my $zone = $vnet->{zone}; | |
91 | ||
92 | if(!$zone) { | |
93 | warn "can't generate vnet $vnet : zone $zone don't exist"; | |
94 | next; | |
95 | } | |
96 | ||
97 | my $plugin_config = $zone_cfg->{ids}->{$zone}; | |
98 | ||
99 | if (!defined($plugin_config)) { | |
100 | warn "can't generate vnet $vnet : zone $zone don't exist"; | |
101 | next; | |
102 | } | |
103 | ||
104 | next if defined($plugin_config->{nodes}) && !$plugin_config->{nodes}->{$nodename}; | |
105 | ||
106 | my $controller = undef; | |
107 | if($plugin_config->{controller}) { | |
108 | my $controllerid = $plugin_config->{controller}; | |
109 | $controller = $controller_cfg->{ids}->{$controllerid}; | |
110 | } | |
111 | ||
112 | my $plugin = PVE::Network::SDN::Zones::Plugin->lookup($plugin_config->{type}); | |
113 | $plugin->generate_sdn_config($plugin_config, $zone, $id, $vnet, $controller, $interfaces_config, $config); | |
114 | } | |
115 | ||
116 | my $raw_network_config = ""; | |
117 | foreach my $iface (keys %$config) { | |
118 | $raw_network_config .= "\n"; | |
119 | $raw_network_config .= "auto $iface\n"; | |
120 | $raw_network_config .= "iface $iface\n"; | |
121 | foreach my $option (@{$config->{$iface}}) { | |
122 | $raw_network_config .= "\t$option\n"; | |
123 | } | |
124 | } | |
125 | ||
126 | return $raw_network_config; | |
127 | } | |
128 | ||
129 | sub write_etc_network_config { | |
130 | my ($rawconfig) = @_; | |
131 | ||
132 | return if !$rawconfig; | |
133 | my $sdn_interfaces_file = "/etc/network/interfaces.d/sdn"; | |
134 | ||
135 | my $writefh = IO::File->new($sdn_interfaces_file,">"); | |
136 | print $writefh $rawconfig; | |
137 | $writefh->close(); | |
138 | } | |
139 | ||
140 | sub ifquery_check { | |
141 | ||
142 | my $cmd = ['ifquery', '-a', '-c', '-o','json']; | |
143 | ||
144 | my $result = ''; | |
145 | my $reader = sub { $result .= shift }; | |
146 | ||
147 | eval { | |
148 | run_command($cmd, outfunc => $reader); | |
149 | }; | |
150 | ||
151 | my $resultjson = decode_json($result); | |
152 | my $interfaces = {}; | |
153 | ||
154 | foreach my $interface (@$resultjson) { | |
155 | my $name = $interface->{name}; | |
156 | $interfaces->{$name} = { | |
157 | status => $interface->{status}, | |
158 | config => $interface->{config}, | |
159 | config_status => $interface->{config_status}, | |
160 | }; | |
161 | } | |
162 | ||
163 | return $interfaces; | |
164 | } | |
165 | ||
166 | # improve me : move status code inside plugins ? | |
167 | sub status { | |
168 | ||
169 | my $cluster_vnet_file = "/etc/pve/sdn/vnets.cfg"; | |
170 | my $cluster_zone_file = "/etc/pve/sdn/zones.cfg"; | |
171 | my $local_sdn_file = "/etc/network/interfaces.d/sdn"; | |
172 | my $err_config = undef; | |
173 | ||
174 | return if !-e $cluster_vnet_file && !-e $cluster_zone_file; | |
175 | ||
176 | if (!-e $local_sdn_file) { | |
177 | ||
178 | $err_config = "local sdn network configuration is not yet generated, please reload"; | |
179 | warn $err_config; | |
180 | } else { | |
181 | # fixme : use some kind of versioning info? | |
182 | my $cluster_vnet_timestamp = (stat($cluster_vnet_file))[9]; | |
183 | my $cluster_zone_timestamp = (stat($cluster_zone_file))[9]; | |
184 | my $local_sdn_timestamp = (stat($local_sdn_file))[9]; | |
185 | ||
186 | if ($local_sdn_timestamp < $cluster_vnet_timestamp || $local_sdn_timestamp < $cluster_zone_timestamp) { | |
187 | $err_config = "local sdn network configuration is too old, please reload"; | |
188 | warn $err_config; | |
189 | } | |
190 | } | |
191 | ||
192 | my $status = ifquery_check(); | |
193 | ||
194 | my $vnet_cfg = PVE::Cluster::cfs_read_file('sdn/vnets.cfg'); | |
195 | my $zone_cfg = PVE::Cluster::cfs_read_file('sdn/zones.cfg'); | |
196 | my $nodename = PVE::INotify::nodename(); | |
197 | ||
198 | ||
199 | my $vnet_status = {}; | |
200 | my $zone_status = {}; | |
201 | ||
202 | foreach my $id (keys %{$vnet_cfg->{ids}}) { | |
203 | my $vnet = $vnet_cfg->{ids}->{$id}; | |
204 | my $zone = $vnet->{zone}; | |
205 | ||
206 | next if !$zone; | |
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, $zone_status); | |
212 | } | |
213 | ||
214 | return($zone_status, $vnet_status); | |
215 | } | |
216 | ||
217 | sub get_bridge_vlan { | |
218 | my ($vnetid) = @_; | |
219 | ||
220 | my $vnet_cfg = PVE::Cluster::cfs_read_file('sdn/vnets.cfg'); | |
221 | my $zone_cfg = PVE::Cluster::cfs_read_file('sdn/zones.cfg'); | |
222 | my $nodename = PVE::INotify::nodename(); | |
223 | ||
224 | my $vnet = $vnet_cfg->{ids}->{$vnetid}; | |
225 | return if !$vnet; | |
226 | ||
227 | my $zoneid = $vnet->{zone}; | |
228 | my $tag = $vnet->{tag}; | |
229 | ||
230 | die "vnet $vnetid is not allowed on this node" if defined($zone_cfg->{ids}->{$zoneid}->{nodes}) && !$zone_cfg->{ids}->{$zoneid}->{nodes}->{$nodename}; | |
231 | ||
232 | my $plugin_config = $zone_cfg->{ids}->{$zoneid}; | |
233 | my $plugin = PVE::Network::SDN::Zones::Plugin->lookup($plugin_config->{type}); | |
234 | return $plugin->get_bridge_vlan($plugin_config, $zoneid, $vnetid, $tag); | |
235 | } | |
236 | ||
237 | 1; | |
238 |