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1 | package PVE::API2::Firewall::RulesBase; | |
2 | ||
3 | use strict; | |
4 | use warnings; | |
5 | use PVE::JSONSchema qw(get_standard_option); | |
6 | use PVE::Exception qw(raise raise_param_exc); | |
7 | ||
8 | use PVE::Firewall; | |
9 | ||
10 | use base qw(PVE::RESTHandler); | |
11 | ||
12 | my $api_properties = { | |
13 | pos => { | |
14 | description => "Rule position.", | |
15 | type => 'integer', | |
16 | minimum => 0, | |
17 | }, | |
18 | }; | |
19 | ||
20 | sub load_config { | |
21 | my ($class, $param) = @_; | |
22 | ||
23 | die "implement this in subclass"; | |
24 | ||
25 | #return ($cluster_conf, $fw_conf, $rules); | |
26 | } | |
27 | ||
28 | sub save_rules { | |
29 | my ($class, $param, $fw_conf, $rules) = @_; | |
30 | ||
31 | die "implement this in subclass"; | |
32 | } | |
33 | ||
34 | my $additional_param_hash = {}; | |
35 | ||
36 | sub rule_env { | |
37 | my ($class, $param) = @_; | |
38 | ||
39 | die "implement this in subclass"; | |
40 | } | |
41 | ||
42 | sub additional_parameters { | |
43 | my ($class, $new_value) = @_; | |
44 | ||
45 | if (defined($new_value)) { | |
46 | $additional_param_hash->{$class} = $new_value; | |
47 | } | |
48 | ||
49 | # return a copy | |
50 | my $copy = {}; | |
51 | my $org = $additional_param_hash->{$class} || {}; | |
52 | foreach my $p (keys %$org) { $copy->{$p} = $org->{$p}; } | |
53 | return $copy; | |
54 | } | |
55 | ||
56 | sub register_get_rules { | |
57 | my ($class) = @_; | |
58 | ||
59 | my $properties = $class->additional_parameters(); | |
60 | ||
61 | my $rule_env = $class->rule_env(); | |
62 | ||
63 | $class->register_method({ | |
64 | name => 'get_rules', | |
65 | path => '', | |
66 | method => 'GET', | |
67 | description => "List rules.", | |
68 | permissions => PVE::Firewall::rules_audit_permissions($rule_env), | |
69 | parameters => { | |
70 | additionalProperties => 0, | |
71 | properties => $properties, | |
72 | }, | |
73 | proxyto => $rule_env eq 'host' ? 'node' : undef, | |
74 | returns => { | |
75 | type => 'array', | |
76 | items => { | |
77 | type => "object", | |
78 | properties => { | |
79 | pos => { | |
80 | type => 'integer', | |
81 | } | |
82 | }, | |
83 | }, | |
84 | links => [ { rel => 'child', href => "{pos}" } ], | |
85 | }, | |
86 | code => sub { | |
87 | my ($param) = @_; | |
88 | ||
89 | my ($cluster_conf, $fw_conf, $rules) = $class->load_config($param); | |
90 | ||
91 | my ($list, $digest) = PVE::Firewall::copy_list_with_digest($rules); | |
92 | ||
93 | my $ind = 0; | |
94 | foreach my $rule (@$list) { | |
95 | $rule->{pos} = $ind++; | |
96 | } | |
97 | ||
98 | return $list; | |
99 | }}); | |
100 | } | |
101 | ||
102 | sub register_get_rule { | |
103 | my ($class) = @_; | |
104 | ||
105 | my $properties = $class->additional_parameters(); | |
106 | ||
107 | $properties->{pos} = $api_properties->{pos}; | |
108 | ||
109 | my $rule_env = $class->rule_env(); | |
110 | ||
111 | $class->register_method({ | |
112 | name => 'get_rule', | |
113 | path => '{pos}', | |
114 | method => 'GET', | |
115 | description => "Get single rule data.", | |
116 | permissions => PVE::Firewall::rules_audit_permissions($rule_env), | |
117 | parameters => { | |
118 | additionalProperties => 0, | |
119 | properties => $properties, | |
120 | }, | |
121 | proxyto => $rule_env eq 'host' ? 'node' : undef, | |
122 | returns => { | |
123 | type => "object", | |
124 | properties => { | |
125 | pos => { | |
126 | type => 'integer', | |
127 | } | |
128 | }, | |
129 | }, | |
130 | code => sub { | |
131 | my ($param) = @_; | |
132 | ||
133 | my ($cluster_conf, $fw_conf, $rules) = $class->load_config($param); | |
134 | ||
135 | my ($list, $digest) = PVE::Firewall::copy_list_with_digest($rules); | |
136 | ||
137 | die "no rule at position $param->{pos}\n" if $param->{pos} >= scalar(@$list); | |
138 | ||
139 | my $rule = $list->[$param->{pos}]; | |
140 | $rule->{pos} = $param->{pos}; | |
141 | ||
142 | return $rule; | |
143 | }}); | |
144 | } | |
145 | ||
146 | sub register_create_rule { | |
147 | my ($class) = @_; | |
148 | ||
149 | my $properties = $class->additional_parameters(); | |
150 | ||
151 | my $create_rule_properties = PVE::Firewall::add_rule_properties($properties); | |
152 | $create_rule_properties->{action}->{optional} = 0; | |
153 | $create_rule_properties->{type}->{optional} = 0; | |
154 | ||
155 | my $rule_env = $class->rule_env(); | |
156 | ||
157 | $class->register_method({ | |
158 | name => 'create_rule', | |
159 | path => '', | |
160 | method => 'POST', | |
161 | description => "Create new rule.", | |
162 | protected => 1, | |
163 | permissions => PVE::Firewall::rules_modify_permissions($rule_env), | |
164 | parameters => { | |
165 | additionalProperties => 0, | |
166 | properties => $create_rule_properties, | |
167 | }, | |
168 | proxyto => $rule_env eq 'host' ? 'node' : undef, | |
169 | returns => { type => "null" }, | |
170 | code => sub { | |
171 | my ($param) = @_; | |
172 | ||
173 | my ($cluster_conf, $fw_conf, $rules) = $class->load_config($param); | |
174 | ||
175 | my $rule = {}; | |
176 | ||
177 | PVE::Firewall::copy_rule_data($rule, $param); | |
178 | PVE::Firewall::verify_rule($rule, $cluster_conf, $fw_conf, $class->rule_env()); | |
179 | ||
180 | $rule->{enable} = 0 if !defined($param->{enable}); | |
181 | ||
182 | unshift @$rules, $rule; | |
183 | ||
184 | $class->save_rules($param, $fw_conf, $rules); | |
185 | ||
186 | return undef; | |
187 | }}); | |
188 | } | |
189 | ||
190 | sub register_update_rule { | |
191 | my ($class) = @_; | |
192 | ||
193 | my $properties = $class->additional_parameters(); | |
194 | ||
195 | $properties->{pos} = $api_properties->{pos}; | |
196 | ||
197 | my $rule_env = $class->rule_env(); | |
198 | ||
199 | $properties->{moveto} = { | |
200 | description => "Move rule to new position <moveto>. Other arguments are ignored.", | |
201 | type => 'integer', | |
202 | minimum => 0, | |
203 | optional => 1, | |
204 | }; | |
205 | ||
206 | $properties->{delete} = { | |
207 | type => 'string', format => 'pve-configid-list', | |
208 | description => "A list of settings you want to delete.", | |
209 | optional => 1, | |
210 | }; | |
211 | ||
212 | my $update_rule_properties = PVE::Firewall::add_rule_properties($properties); | |
213 | ||
214 | $class->register_method({ | |
215 | name => 'update_rule', | |
216 | path => '{pos}', | |
217 | method => 'PUT', | |
218 | description => "Modify rule data.", | |
219 | protected => 1, | |
220 | permissions => PVE::Firewall::rules_modify_permissions($rule_env), | |
221 | parameters => { | |
222 | additionalProperties => 0, | |
223 | properties => $update_rule_properties, | |
224 | }, | |
225 | proxyto => $rule_env eq 'host' ? 'node' : undef, | |
226 | returns => { type => "null" }, | |
227 | code => sub { | |
228 | my ($param) = @_; | |
229 | ||
230 | my ($cluster_conf, $fw_conf, $rules) = $class->load_config($param); | |
231 | ||
232 | my (undef, $digest) = PVE::Firewall::copy_list_with_digest($rules); | |
233 | PVE::Tools::assert_if_modified($digest, $param->{digest}); | |
234 | ||
235 | die "no rule at position $param->{pos}\n" if $param->{pos} >= scalar(@$rules); | |
236 | ||
237 | my $rule = $rules->[$param->{pos}]; | |
238 | ||
239 | my $moveto = $param->{moveto}; | |
240 | if (defined($moveto) && $moveto != $param->{pos}) { | |
241 | my $newrules = []; | |
242 | for (my $i = 0; $i < scalar(@$rules); $i++) { | |
243 | next if $i == $param->{pos}; | |
244 | if ($i == $moveto) { | |
245 | push @$newrules, $rule; | |
246 | } | |
247 | push @$newrules, $rules->[$i]; | |
248 | } | |
249 | push @$newrules, $rule if $moveto >= scalar(@$rules); | |
250 | $rules = $newrules; | |
251 | } else { | |
252 | PVE::Firewall::copy_rule_data($rule, $param); | |
253 | ||
254 | PVE::Firewall::delete_rule_properties($rule, $param->{'delete'}) if $param->{'delete'}; | |
255 | ||
256 | PVE::Firewall::verify_rule($rule, $cluster_conf, $fw_conf, $class->rule_env()); | |
257 | } | |
258 | ||
259 | $class->save_rules($param, $fw_conf, $rules); | |
260 | ||
261 | return undef; | |
262 | }}); | |
263 | } | |
264 | ||
265 | sub register_delete_rule { | |
266 | my ($class) = @_; | |
267 | ||
268 | my $properties = $class->additional_parameters(); | |
269 | ||
270 | $properties->{pos} = $api_properties->{pos}; | |
271 | ||
272 | $properties->{digest} = get_standard_option('pve-config-digest'); | |
273 | ||
274 | my $rule_env = $class->rule_env(); | |
275 | ||
276 | $class->register_method({ | |
277 | name => 'delete_rule', | |
278 | path => '{pos}', | |
279 | method => 'DELETE', | |
280 | description => "Delete rule.", | |
281 | protected => 1, | |
282 | permissions => PVE::Firewall::rules_modify_permissions($rule_env), | |
283 | parameters => { | |
284 | additionalProperties => 0, | |
285 | properties => $properties, | |
286 | }, | |
287 | proxyto => $rule_env eq 'host' ? 'node' : undef, | |
288 | returns => { type => "null" }, | |
289 | code => sub { | |
290 | my ($param) = @_; | |
291 | ||
292 | my ($cluster_conf, $fw_conf, $rules) = $class->load_config($param); | |
293 | ||
294 | my (undef, $digest) = PVE::Firewall::copy_list_with_digest($rules); | |
295 | PVE::Tools::assert_if_modified($digest, $param->{digest}); | |
296 | ||
297 | die "no rule at position $param->{pos}\n" if $param->{pos} >= scalar(@$rules); | |
298 | ||
299 | splice(@$rules, $param->{pos}, 1); | |
300 | ||
301 | $class->save_rules($param, $fw_conf, $rules); | |
302 | ||
303 | return undef; | |
304 | }}); | |
305 | } | |
306 | ||
307 | sub register_handlers { | |
308 | my ($class) = @_; | |
309 | ||
310 | $class->register_get_rules(); | |
311 | $class->register_get_rule(); | |
312 | $class->register_create_rule(); | |
313 | $class->register_update_rule(); | |
314 | $class->register_delete_rule(); | |
315 | } | |
316 | ||
317 | package PVE::API2::Firewall::GroupRules; | |
318 | ||
319 | use strict; | |
320 | use warnings; | |
321 | use PVE::JSONSchema qw(get_standard_option); | |
322 | ||
323 | use base qw(PVE::API2::Firewall::RulesBase); | |
324 | ||
325 | __PACKAGE__->additional_parameters({ group => get_standard_option('pve-security-group-name') }); | |
326 | ||
327 | ||
328 | sub rule_env { | |
329 | my ($class, $param) = @_; | |
330 | ||
331 | return 'group'; | |
332 | } | |
333 | ||
334 | sub load_config { | |
335 | my ($class, $param) = @_; | |
336 | ||
337 | my $fw_conf = PVE::Firewall::load_clusterfw_conf(); | |
338 | my $rules = $fw_conf->{groups}->{$param->{group}}; | |
339 | die "no such security group '$param->{group}'\n" if !defined($rules); | |
340 | ||
341 | return (undef, $fw_conf, $rules); | |
342 | } | |
343 | ||
344 | sub save_rules { | |
345 | my ($class, $param, $fw_conf, $rules) = @_; | |
346 | ||
347 | if (!defined($rules)) { | |
348 | delete $fw_conf->{groups}->{$param->{group}}; | |
349 | } else { | |
350 | $fw_conf->{groups}->{$param->{group}} = $rules; | |
351 | } | |
352 | ||
353 | PVE::Firewall::save_clusterfw_conf($fw_conf); | |
354 | } | |
355 | ||
356 | __PACKAGE__->register_method({ | |
357 | name => 'delete_security_group', | |
358 | path => '', | |
359 | method => 'DELETE', | |
360 | description => "Delete security group.", | |
361 | protected => 1, | |
362 | parameters => { | |
363 | additionalProperties => 0, | |
364 | properties => { | |
365 | group => get_standard_option('pve-security-group-name'), | |
366 | }, | |
367 | }, | |
368 | returns => { type => 'null' }, | |
369 | code => sub { | |
370 | my ($param) = @_; | |
371 | ||
372 | my (undef, $cluster_conf, $rules) = __PACKAGE__->load_config($param); | |
373 | ||
374 | die "Security group '$param->{group}' is not empty\n" | |
375 | if scalar(@$rules); | |
376 | ||
377 | __PACKAGE__->save_rules($param, $cluster_conf, undef); | |
378 | ||
379 | return undef; | |
380 | }}); | |
381 | ||
382 | __PACKAGE__->register_handlers(); | |
383 | ||
384 | package PVE::API2::Firewall::ClusterRules; | |
385 | ||
386 | use strict; | |
387 | use warnings; | |
388 | ||
389 | use base qw(PVE::API2::Firewall::RulesBase); | |
390 | ||
391 | sub rule_env { | |
392 | my ($class, $param) = @_; | |
393 | ||
394 | return 'cluster'; | |
395 | } | |
396 | ||
397 | sub load_config { | |
398 | my ($class, $param) = @_; | |
399 | ||
400 | my $fw_conf = PVE::Firewall::load_clusterfw_conf(); | |
401 | my $rules = $fw_conf->{rules}; | |
402 | ||
403 | return (undef, $fw_conf, $rules); | |
404 | } | |
405 | ||
406 | sub save_rules { | |
407 | my ($class, $param, $fw_conf, $rules) = @_; | |
408 | ||
409 | $fw_conf->{rules} = $rules; | |
410 | PVE::Firewall::save_clusterfw_conf($fw_conf); | |
411 | } | |
412 | ||
413 | __PACKAGE__->register_handlers(); | |
414 | ||
415 | package PVE::API2::Firewall::HostRules; | |
416 | ||
417 | use strict; | |
418 | use warnings; | |
419 | use PVE::JSONSchema qw(get_standard_option); | |
420 | ||
421 | use base qw(PVE::API2::Firewall::RulesBase); | |
422 | ||
423 | __PACKAGE__->additional_parameters({ node => get_standard_option('pve-node')}); | |
424 | ||
425 | sub rule_env { | |
426 | my ($class, $param) = @_; | |
427 | ||
428 | return 'host'; | |
429 | } | |
430 | ||
431 | sub load_config { | |
432 | my ($class, $param) = @_; | |
433 | ||
434 | my $cluster_conf = PVE::Firewall::load_clusterfw_conf(); | |
435 | my $fw_conf = PVE::Firewall::load_hostfw_conf($cluster_conf); | |
436 | my $rules = $fw_conf->{rules}; | |
437 | ||
438 | return ($cluster_conf, $fw_conf, $rules); | |
439 | } | |
440 | ||
441 | sub save_rules { | |
442 | my ($class, $param, $fw_conf, $rules) = @_; | |
443 | ||
444 | $fw_conf->{rules} = $rules; | |
445 | PVE::Firewall::save_hostfw_conf($fw_conf); | |
446 | } | |
447 | ||
448 | __PACKAGE__->register_handlers(); | |
449 | ||
450 | package PVE::API2::Firewall::VMRules; | |
451 | ||
452 | use strict; | |
453 | use warnings; | |
454 | use PVE::JSONSchema qw(get_standard_option); | |
455 | ||
456 | use base qw(PVE::API2::Firewall::RulesBase); | |
457 | ||
458 | __PACKAGE__->additional_parameters({ | |
459 | node => get_standard_option('pve-node'), | |
460 | vmid => get_standard_option('pve-vmid'), | |
461 | }); | |
462 | ||
463 | sub rule_env { | |
464 | my ($class, $param) = @_; | |
465 | ||
466 | return 'vm'; | |
467 | } | |
468 | ||
469 | sub load_config { | |
470 | my ($class, $param) = @_; | |
471 | ||
472 | my $cluster_conf = PVE::Firewall::load_clusterfw_conf(); | |
473 | my $fw_conf = PVE::Firewall::load_vmfw_conf($cluster_conf, 'vm', $param->{vmid}); | |
474 | my $rules = $fw_conf->{rules}; | |
475 | ||
476 | return ($cluster_conf, $fw_conf, $rules); | |
477 | } | |
478 | ||
479 | sub save_rules { | |
480 | my ($class, $param, $fw_conf, $rules) = @_; | |
481 | ||
482 | $fw_conf->{rules} = $rules; | |
483 | PVE::Firewall::save_vmfw_conf($param->{vmid}, $fw_conf); | |
484 | } | |
485 | ||
486 | __PACKAGE__->register_handlers(); | |
487 | ||
488 | package PVE::API2::Firewall::CTRules; | |
489 | ||
490 | use strict; | |
491 | use warnings; | |
492 | use PVE::JSONSchema qw(get_standard_option); | |
493 | ||
494 | use base qw(PVE::API2::Firewall::RulesBase); | |
495 | ||
496 | __PACKAGE__->additional_parameters({ | |
497 | node => get_standard_option('pve-node'), | |
498 | vmid => get_standard_option('pve-vmid'), | |
499 | }); | |
500 | ||
501 | sub rule_env { | |
502 | my ($class, $param) = @_; | |
503 | ||
504 | return 'ct'; | |
505 | } | |
506 | ||
507 | sub load_config { | |
508 | my ($class, $param) = @_; | |
509 | ||
510 | my $cluster_conf = PVE::Firewall::load_clusterfw_conf(); | |
511 | my $fw_conf = PVE::Firewall::load_vmfw_conf($cluster_conf, 'ct', $param->{vmid}); | |
512 | my $rules = $fw_conf->{rules}; | |
513 | ||
514 | return ($cluster_conf, $fw_conf, $rules); | |
515 | } | |
516 | ||
517 | sub save_rules { | |
518 | my ($class, $param, $fw_conf, $rules) = @_; | |
519 | ||
520 | $fw_conf->{rules} = $rules; | |
521 | PVE::Firewall::save_vmfw_conf($param->{vmid}, $fw_conf); | |
522 | } | |
523 | ||
524 | __PACKAGE__->register_handlers(); | |
525 | ||
526 | 1; |