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ee4f339e AD |
1 | package PVE::Network::SDN::Dns::PowerdnsPlugin; |
2 | ||
3 | use strict; | |
4 | use warnings; | |
5 | use PVE::INotify; | |
6 | use PVE::Cluster; | |
7 | use PVE::Tools; | |
8 | use JSON; | |
9 | use Net::IP; | |
4ad78442 | 10 | use NetAddr::IP; |
ee4f339e AD |
11 | |
12 | use base('PVE::Network::SDN::Dns::Plugin'); | |
13 | ||
14 | sub type { | |
15 | return 'powerdns'; | |
16 | } | |
17 | ||
18 | sub properties { | |
19 | return { | |
20 | url => { | |
21 | type => 'string', | |
22 | }, | |
23 | key => { | |
24 | type => 'string', | |
25 | }, | |
4ad78442 AD |
26 | reversemaskv6 => { |
27 | type => 'integer' | |
28 | }, | |
ee4f339e AD |
29 | }; |
30 | } | |
31 | ||
32 | sub options { | |
33 | ||
34 | return { | |
35 | url => { optional => 0}, | |
36 | key => { optional => 0 }, | |
37 | ttl => { optional => 1 }, | |
4ad78442 AD |
38 | reversemaskv6 => { optional => 1, description => "force a different netmask for the ipv6 reverse zone name." }, |
39 | ||
ee4f339e AD |
40 | }; |
41 | } | |
42 | ||
43 | # Plugin implementation | |
44 | ||
45 | sub add_a_record { | |
46 | my ($class, $plugin_config, $zone, $hostname, $ip) = @_; | |
47 | ||
48 | my $url = $plugin_config->{url}; | |
49 | my $key = $plugin_config->{key}; | |
50 | my $ttl = $plugin_config->{ttl} ? $plugin_config->{ttl} : 14400; | |
51 | my $headers = ['Content-Type' => 'application/json; charset=UTF-8', 'X-API-Key' => $key]; | |
52 | ||
53 | my $type = Net::IP::ip_is_ipv6($ip) ? "AAAA" : "A"; | |
54 | my $fqdn = $hostname.".".$zone."."; | |
55 | ||
56 | ||
57 | my $record = { content => $ip, | |
58 | disabled => JSON::false, | |
59 | name => $fqdn, | |
60 | type => $type, | |
61 | priority => 0 }; | |
62 | ||
63 | my $rrset = { name => $fqdn, | |
64 | type => $type, | |
65 | ttl => $ttl, | |
66 | changetype => "REPLACE", | |
67 | records => [ $record ] }; | |
68 | ||
69 | ||
70 | my $params = { rrsets => [ $rrset ] }; | |
71 | ||
72 | eval { | |
73 | PVE::Network::SDN::Dns::Plugin::api_request("PATCH", "$url/zones/$zone", $headers, $params); | |
74 | }; | |
75 | ||
76 | if ($@) { | |
77 | die "error add $fqdn to zone $zone: $@"; | |
78 | } | |
79 | } | |
80 | ||
81 | sub add_ptr_record { | |
82 | my ($class, $plugin_config, $zone, $hostname, $ip) = @_; | |
83 | ||
84 | my $url = $plugin_config->{url}; | |
85 | my $key = $plugin_config->{key}; | |
86 | my $ttl = $plugin_config->{ttl} ? $plugin_config->{ttl} : 14400; | |
87 | my $headers = ['Content-Type' => 'application/json; charset=UTF-8', 'X-API-Key' => $key]; | |
88 | $hostname .= "."; | |
89 | ||
4ad78442 AD |
90 | my $reverseip = Net::IP->new($ip)->reverse_ip(); |
91 | ||
ee4f339e AD |
92 | my $type = "PTR"; |
93 | ||
94 | my $record = { content => $hostname, | |
95 | disabled => JSON::false, | |
96 | name => $reverseip, | |
97 | type => $type, | |
98 | priority => 0 }; | |
99 | ||
100 | my $rrset = { name => $reverseip, | |
101 | type => $type, | |
102 | ttl => $ttl, | |
103 | changetype => "REPLACE", | |
104 | records => [ $record ] }; | |
105 | ||
106 | ||
107 | my $params = { rrsets => [ $rrset ] }; | |
108 | ||
109 | eval { | |
110 | PVE::Network::SDN::Dns::Plugin::api_request("PATCH", "$url/zones/$zone", $headers, $params); | |
111 | }; | |
112 | ||
113 | if ($@) { | |
114 | die "error add $reverseip to zone $zone: $@"; | |
115 | } | |
116 | } | |
117 | ||
118 | sub del_a_record { | |
119 | my ($class, $plugin_config, $zone, $hostname, $ip) = @_; | |
120 | ||
121 | my $url = $plugin_config->{url}; | |
122 | my $key = $plugin_config->{key}; | |
123 | my $headers = ['Content-Type' => 'application/json; charset=UTF-8', 'X-API-Key' => $key]; | |
124 | my $fqdn = $hostname.".".$zone."."; | |
125 | my $type = Net::IP::ip_is_ipv6($ip) ? "AAAA" : "A"; | |
126 | ||
127 | my $rrset = { name => $fqdn, | |
128 | type => $type, | |
129 | changetype => "DELETE", | |
130 | records => [] }; | |
131 | ||
132 | my $params = { rrsets => [ $rrset ] }; | |
133 | ||
134 | eval { | |
135 | PVE::Network::SDN::Dns::Plugin::api_request("PATCH", "$url/zones/$zone", $headers, $params); | |
136 | }; | |
137 | ||
138 | if ($@) { | |
139 | die "error delete $fqdn from zone $zone: $@"; | |
140 | } | |
141 | } | |
142 | ||
143 | sub del_ptr_record { | |
144 | my ($class, $plugin_config, $zone, $ip) = @_; | |
145 | ||
146 | my $url = $plugin_config->{url}; | |
147 | my $key = $plugin_config->{key}; | |
148 | my $headers = ['Content-Type' => 'application/json; charset=UTF-8', 'X-API-Key' => $key]; | |
149 | ||
4ad78442 AD |
150 | my $reverseip = Net::IP->new($ip)->reverse_ip(); |
151 | ||
ee4f339e AD |
152 | my $type = "PTR"; |
153 | ||
154 | my $rrset = { name => $reverseip, | |
155 | type => $type, | |
156 | changetype => "DELETE", | |
157 | records => [] }; | |
158 | ||
159 | my $params = { rrsets => [ $rrset ] }; | |
160 | ||
161 | eval { | |
162 | PVE::Network::SDN::Dns::Plugin::api_request("PATCH", "$url/zones/$zone", $headers, $params); | |
163 | }; | |
164 | ||
165 | if ($@) { | |
166 | die "error delete $reverseip from zone $zone: $@"; | |
167 | } | |
168 | } | |
169 | ||
170 | sub verify_zone { | |
171 | my ($class, $plugin_config, $zone) = @_; | |
172 | ||
173 | #verify that api is working | |
174 | ||
175 | my $url = $plugin_config->{url}; | |
176 | my $key = $plugin_config->{key}; | |
177 | my $headers = ['Content-Type' => 'application/json; charset=UTF-8', 'X-API-Key' => $key]; | |
178 | ||
179 | eval { | |
180 | PVE::Network::SDN::Dns::Plugin::api_request("GET", "$url/zones/$zone", $headers); | |
181 | }; | |
182 | ||
183 | if ($@) { | |
184 | die "can't read zone $zone: $@"; | |
185 | } | |
186 | } | |
187 | ||
4ad78442 AD |
188 | sub get_reversedns_zone { |
189 | my ($class, $plugin_config, $subnetid, $ip) = @_; | |
190 | ||
191 | my ($network, $mask) = split(/-/, $subnetid); | |
192 | ||
193 | my $cidr = "$ip/$mask"; | |
194 | my $zone = ""; | |
195 | ||
196 | if (Net::IP::ip_is_ipv4($ip)) { | |
197 | my ($ipblock1, $ipblock2, $ipblock3, $ipblock4) = split(/\./, $ip); | |
198 | ||
199 | my $ipv4 = new NetAddr::IP($cidr); | |
200 | #private addresse #powerdns built-in private zone : serve-rfc1918 | |
201 | if($ipv4->is_rfc1918()) { | |
202 | if ($ipblock1 == 192) { | |
203 | $zone = "168.192.in-addr.arpa."; | |
204 | } elsif ($ipblock1 == 172) { | |
205 | $zone = "16-31.172.in-addr.arpa."; | |
206 | } elsif ($ipblock1 == 10) { | |
207 | $zone = "10.in-addr.arpa."; | |
208 | } | |
209 | ||
210 | } else { | |
211 | #public ipv4 : RIPE,ARIN,AFRNIC | |
212 | #. Delegations can be managed in IPv4 on bit boundaries (/8, /16 or /24s), and IPv6 networks can be managed on nibble boundaries (every 4 bits of the IPv6 address) | |
213 | #One or more /24 type zones need to be created if your address space has a prefix length between /17 and /24. | |
214 | # If your prefix length is between /16 and /9 you will have to request one or more delegations for /16 type zones. | |
215 | ||
216 | if ($mask <= 24) { | |
217 | $zone = "$ipblock3.$ipblock2.$ipblock1.in-addr.arpa."; | |
218 | } elsif ($mask <= 16) { | |
219 | $zone = "$ipblock2.$ipblock1.in-addr.arpa."; | |
220 | } elsif ($mask <= 8) { | |
221 | $zone = "$ipblock1.in-addr.arpa."; | |
222 | } | |
223 | } | |
224 | } else { | |
225 | $mask = $plugin_config->{reversemaskv6} if $plugin_config->{reversemaskv6}; | |
226 | die "reverse dns zone mask need to be a multiple of 4" if ($mask % 4); | |
227 | my $networkv6 = NetAddr::IP->new($cidr)->network(); | |
228 | $zone = Net::IP->new($networkv6)->reverse_ip(); | |
229 | } | |
230 | ||
231 | return $zone; | |
232 | } | |
233 | ||
ee4f339e AD |
234 | |
235 | sub on_update_hook { | |
236 | my ($class, $plugin_config) = @_; | |
237 | ||
238 | #verify that api is working | |
239 | ||
240 | my $url = $plugin_config->{url}; | |
241 | my $key = $plugin_config->{key}; | |
242 | my $headers = ['Content-Type' => 'application/json; charset=UTF-8', 'X-API-Key' => $key]; | |
243 | ||
244 | eval { | |
245 | PVE::Network::SDN::Dns::Plugin::api_request("GET", "$url", $headers); | |
246 | }; | |
247 | ||
248 | if ($@) { | |
249 | die "dns api error: $@"; | |
250 | } | |
251 | } | |
252 | ||
253 | 1; | |
254 | ||
255 |