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Commit | Line | Data |
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e143e9d8 DM |
1 | package PVE::JSONSchema; |
2 | ||
e143e9d8 | 3 | use strict; |
c36f332e | 4 | use warnings; |
e143e9d8 DM |
5 | use Storable; # for dclone |
6 | use Getopt::Long; | |
7 | use Devel::Cycle -quiet; # todo: remove? | |
e272bcb7 | 8 | use PVE::Tools qw(split_list $IPV6RE $IPV4RE); |
e143e9d8 DM |
9 | use PVE::Exception qw(raise); |
10 | use HTTP::Status qw(:constants); | |
23b56245 | 11 | use Net::IP qw(:PROC); |
e143e9d8 DM |
12 | |
13 | use base 'Exporter'; | |
14 | ||
15 | our @EXPORT_OK = qw( | |
16 | register_standard_option | |
17 | get_standard_option | |
18 | ); | |
19 | ||
20 | # Note: This class implements something similar to JSON schema, but it is not 100% complete. | |
21 | # see: http://tools.ietf.org/html/draft-zyp-json-schema-02 | |
22 | # see: http://json-schema.org/ | |
23 | ||
24 | # the code is similar to the javascript parser from http://code.google.com/p/jsonschema/ | |
25 | ||
26 | my $standard_options = {}; | |
27 | sub register_standard_option { | |
28 | my ($name, $schema) = @_; | |
29 | ||
30 | die "standard option '$name' already registered\n" | |
31 | if $standard_options->{$name}; | |
32 | ||
33 | $standard_options->{$name} = $schema; | |
34 | } | |
35 | ||
36 | sub get_standard_option { | |
37 | my ($name, $base) = @_; | |
38 | ||
39 | my $std = $standard_options->{$name}; | |
3432ae0c | 40 | die "no such standard option '$name'\n" if !$std; |
e143e9d8 DM |
41 | |
42 | my $res = $base || {}; | |
43 | ||
44 | foreach my $opt (keys %$std) { | |
c38ac70f | 45 | next if defined($res->{$opt}); |
e143e9d8 DM |
46 | $res->{$opt} = $std->{$opt}; |
47 | } | |
48 | ||
49 | return $res; | |
50 | }; | |
51 | ||
52 | register_standard_option('pve-vmid', { | |
53 | description => "The (unique) ID of the VM.", | |
54 | type => 'integer', format => 'pve-vmid', | |
55 | minimum => 1 | |
56 | }); | |
57 | ||
58 | register_standard_option('pve-node', { | |
59 | description => "The cluster node name.", | |
60 | type => 'string', format => 'pve-node', | |
61 | }); | |
62 | ||
63 | register_standard_option('pve-node-list', { | |
64 | description => "List of cluster node names.", | |
65 | type => 'string', format => 'pve-node-list', | |
66 | }); | |
67 | ||
68 | register_standard_option('pve-iface', { | |
69 | description => "Network interface name.", | |
70 | type => 'string', format => 'pve-iface', | |
71 | minLength => 2, maxLength => 20, | |
72 | }); | |
73 | ||
05e787c5 DM |
74 | PVE::JSONSchema::register_standard_option('pve-storage-id', { |
75 | description => "The storage identifier.", | |
76 | type => 'string', format => 'pve-storage-id', | |
77 | }); | |
78 | ||
dc5eae7d DM |
79 | PVE::JSONSchema::register_standard_option('pve-config-digest', { |
80 | description => 'Prevent changes if current configuration file has different SHA1 digest. This can be used to prevent concurrent modifications.', | |
81 | type => 'string', | |
82 | optional => 1, | |
83 | maxLength => 40, # sha1 hex digest lenght is 40 | |
84 | }); | |
85 | ||
5851be88 WB |
86 | PVE::JSONSchema::register_standard_option('extra-args', { |
87 | description => "Extra arguments as array", | |
88 | type => 'array', | |
89 | items => { type => 'string' }, | |
90 | optional => 1 | |
91 | }); | |
92 | ||
e143e9d8 DM |
93 | my $format_list = {}; |
94 | ||
95 | sub register_format { | |
96 | my ($format, $code) = @_; | |
97 | ||
98 | die "JSON schema format '$format' already registered\n" | |
99 | if $format_list->{$format}; | |
100 | ||
101 | $format_list->{$format} = $code; | |
102 | } | |
103 | ||
2421fba1 WB |
104 | sub get_format { |
105 | my ($format) = @_; | |
106 | return $format_list->{$format}; | |
107 | } | |
108 | ||
e143e9d8 | 109 | # register some common type for pve |
8ba7c72b DM |
110 | |
111 | register_format('string', sub {}); # allow format => 'string-list' | |
112 | ||
e143e9d8 DM |
113 | register_format('pve-configid', \&pve_verify_configid); |
114 | sub pve_verify_configid { | |
115 | my ($id, $noerr) = @_; | |
116 | ||
117 | if ($id !~ m/^[a-z][a-z0-9_]+$/i) { | |
118 | return undef if $noerr; | |
39ed3462 | 119 | die "invalid configuration ID '$id'\n"; |
e143e9d8 DM |
120 | } |
121 | return $id; | |
122 | } | |
123 | ||
05e787c5 DM |
124 | PVE::JSONSchema::register_format('pve-storage-id', \&parse_storage_id); |
125 | sub parse_storage_id { | |
126 | my ($storeid, $noerr) = @_; | |
127 | ||
128 | if ($storeid !~ m/^[a-z][a-z0-9\-\_\.]*[a-z0-9]$/i) { | |
129 | return undef if $noerr; | |
130 | die "storage ID '$storeid' contains illegal characters\n"; | |
131 | } | |
132 | return $storeid; | |
133 | } | |
134 | ||
135 | ||
e143e9d8 DM |
136 | register_format('pve-vmid', \&pve_verify_vmid); |
137 | sub pve_verify_vmid { | |
138 | my ($vmid, $noerr) = @_; | |
139 | ||
140 | if ($vmid !~ m/^[1-9][0-9]+$/) { | |
141 | return undef if $noerr; | |
142 | die "value does not look like a valid VM ID\n"; | |
143 | } | |
144 | return $vmid; | |
145 | } | |
146 | ||
147 | register_format('pve-node', \&pve_verify_node_name); | |
148 | sub pve_verify_node_name { | |
149 | my ($node, $noerr) = @_; | |
150 | ||
e6db55c0 | 151 | if ($node !~ m/^([a-zA-Z0-9]([a-zA-Z0-9\-]*[a-zA-Z0-9])?)$/) { |
e143e9d8 DM |
152 | return undef if $noerr; |
153 | die "value does not look like a valid node name\n"; | |
154 | } | |
155 | return $node; | |
156 | } | |
157 | ||
158 | register_format('ipv4', \&pve_verify_ipv4); | |
159 | sub pve_verify_ipv4 { | |
160 | my ($ipv4, $noerr) = @_; | |
161 | ||
ed5880ac DM |
162 | if ($ipv4 !~ m/^(?:$IPV4RE)$/) { |
163 | return undef if $noerr; | |
164 | die "value does not look like a valid IPv4 address\n"; | |
e143e9d8 DM |
165 | } |
166 | return $ipv4; | |
167 | } | |
a13c6f08 | 168 | |
ed5880ac | 169 | register_format('ipv6', \&pve_verify_ipv6); |
93276209 | 170 | sub pve_verify_ipv6 { |
ed5880ac DM |
171 | my ($ipv6, $noerr) = @_; |
172 | ||
173 | if ($ipv6 !~ m/^(?:$IPV6RE)$/) { | |
174 | return undef if $noerr; | |
175 | die "value does not look like a valid IPv6 address\n"; | |
176 | } | |
177 | return $ipv6; | |
178 | } | |
179 | ||
180 | register_format('ip', \&pve_verify_ip); | |
181 | sub pve_verify_ip { | |
182 | my ($ip, $noerr) = @_; | |
183 | ||
184 | if ($ip !~ m/^(?:(?:$IPV4RE)|(?:$IPV6RE))$/) { | |
185 | return undef if $noerr; | |
186 | die "value does not look like a valid IP address\n"; | |
187 | } | |
188 | return $ip; | |
189 | } | |
190 | ||
a13c6f08 DM |
191 | my $ipv4_mask_hash = { |
192 | '128.0.0.0' => 1, | |
193 | '192.0.0.0' => 2, | |
194 | '224.0.0.0' => 3, | |
195 | '240.0.0.0' => 4, | |
196 | '248.0.0.0' => 5, | |
197 | '252.0.0.0' => 6, | |
198 | '254.0.0.0' => 7, | |
199 | '255.0.0.0' => 8, | |
200 | '255.128.0.0' => 9, | |
201 | '255.192.0.0' => 10, | |
202 | '255.224.0.0' => 11, | |
203 | '255.240.0.0' => 12, | |
204 | '255.248.0.0' => 13, | |
205 | '255.252.0.0' => 14, | |
206 | '255.254.0.0' => 15, | |
207 | '255.255.0.0' => 16, | |
208 | '255.255.128.0' => 17, | |
209 | '255.255.192.0' => 18, | |
210 | '255.255.224.0' => 19, | |
211 | '255.255.240.0' => 20, | |
212 | '255.255.248.0' => 21, | |
213 | '255.255.252.0' => 22, | |
214 | '255.255.254.0' => 23, | |
215 | '255.255.255.0' => 24, | |
216 | '255.255.255.128' => 25, | |
217 | '255.255.255.192' => 26, | |
218 | '255.255.255.224' => 27, | |
219 | '255.255.255.240' => 28, | |
220 | '255.255.255.248' => 29, | |
221 | '255.255.255.252' => 30 | |
222 | }; | |
223 | ||
e143e9d8 DM |
224 | register_format('ipv4mask', \&pve_verify_ipv4mask); |
225 | sub pve_verify_ipv4mask { | |
226 | my ($mask, $noerr) = @_; | |
227 | ||
a13c6f08 | 228 | if (!defined($ipv4_mask_hash->{$mask})) { |
e143e9d8 DM |
229 | return undef if $noerr; |
230 | die "value does not look like a valid IP netmask\n"; | |
231 | } | |
232 | return $mask; | |
233 | } | |
234 | ||
703c1f88 WB |
235 | register_format('CIDRv6', \&pve_verify_cidrv6); |
236 | sub pve_verify_cidrv6 { | |
e272bcb7 DM |
237 | my ($cidr, $noerr) = @_; |
238 | ||
703c1f88 | 239 | if ($cidr =~ m!^(?:$IPV6RE)(?:/(\d+))$! && ($1 > 7) && ($1 <= 120)) { |
e272bcb7 | 240 | return $cidr; |
703c1f88 WB |
241 | } |
242 | ||
243 | return undef if $noerr; | |
244 | die "value does not look like a valid IPv6 CIDR network\n"; | |
245 | } | |
246 | ||
247 | register_format('CIDRv4', \&pve_verify_cidrv4); | |
248 | sub pve_verify_cidrv4 { | |
249 | my ($cidr, $noerr) = @_; | |
250 | ||
251 | if ($cidr =~ m!^(?:$IPV4RE)(?:/(\d+))$! && ($1 > 7) && ($1 < 32)) { | |
e272bcb7 DM |
252 | return $cidr; |
253 | } | |
254 | ||
255 | return undef if $noerr; | |
703c1f88 WB |
256 | die "value does not look like a valid IPv4 CIDR network\n"; |
257 | } | |
258 | ||
259 | register_format('CIDR', \&pve_verify_cidr); | |
260 | sub pve_verify_cidr { | |
261 | my ($cidr, $noerr) = @_; | |
262 | ||
263 | if (!(pve_verify_cidrv4($cidr, 1) || | |
264 | pve_verify_cidrv6($cidr, 1))) | |
265 | { | |
266 | return undef if $noerr; | |
267 | die "value does not look like a valid CIDR network\n"; | |
268 | } | |
269 | ||
270 | return $cidr; | |
271 | } | |
272 | ||
273 | register_format('pve-ipv4-config', \&pve_verify_ipv4_config); | |
274 | sub pve_verify_ipv4_config { | |
275 | my ($config, $noerr) = @_; | |
276 | ||
277 | return $config if $config =~ /^(?:dhcp|manual)$/ || | |
278 | pve_verify_cidrv4($config, 1); | |
279 | return undef if $noerr; | |
280 | die "value does not look like a valid ipv4 network configuration\n"; | |
281 | } | |
282 | ||
283 | register_format('pve-ipv6-config', \&pve_verify_ipv6_config); | |
284 | sub pve_verify_ipv6_config { | |
285 | my ($config, $noerr) = @_; | |
286 | ||
287 | return $config if $config =~ /^(?:auto|dhcp|manual)$/ || | |
288 | pve_verify_cidrv6($config, 1); | |
289 | return undef if $noerr; | |
290 | die "value does not look like a valid ipv6 network configuration\n"; | |
e272bcb7 DM |
291 | } |
292 | ||
e143e9d8 DM |
293 | register_format('email', \&pve_verify_email); |
294 | sub pve_verify_email { | |
295 | my ($email, $noerr) = @_; | |
296 | ||
87cb0e60 EK |
297 | # we use same regex as in Utils.js |
298 | if ($email !~ /^(\w+)([\-+.][\w]+)*@(\w[\-\w]*\.){1,5}([A-Za-z]){2,63}$/) { | |
e143e9d8 DM |
299 | return undef if $noerr; |
300 | die "value does not look like a valid email address\n"; | |
301 | } | |
302 | return $email; | |
303 | } | |
304 | ||
34ebb226 DM |
305 | register_format('dns-name', \&pve_verify_dns_name); |
306 | sub pve_verify_dns_name { | |
307 | my ($name, $noerr) = @_; | |
308 | ||
ce33e978 | 309 | my $namere = "([a-zA-Z0-9]([a-zA-Z0-9\-]*[a-zA-Z0-9])?)"; |
34ebb226 DM |
310 | |
311 | if ($name !~ /^(${namere}\.)*${namere}$/) { | |
312 | return undef if $noerr; | |
313 | die "value does not look like a valid DNS name\n"; | |
314 | } | |
315 | return $name; | |
316 | } | |
317 | ||
e143e9d8 DM |
318 | # network interface name |
319 | register_format('pve-iface', \&pve_verify_iface); | |
320 | sub pve_verify_iface { | |
321 | my ($id, $noerr) = @_; | |
322 | ||
323 | if ($id !~ m/^[a-z][a-z0-9_]{1,20}([:\.]\d+)?$/i) { | |
324 | return undef if $noerr; | |
325 | die "invalid network interface name '$id'\n"; | |
326 | } | |
327 | return $id; | |
328 | } | |
329 | ||
d07b7084 WB |
330 | # general addresses by name or IP |
331 | register_format('address', \&pve_verify_address); | |
332 | sub pve_verify_address { | |
333 | my ($addr, $noerr) = @_; | |
334 | ||
335 | if (!(pve_verify_ip($addr, 1) || | |
336 | pve_verify_dns_name($addr, 1))) | |
337 | { | |
338 | return undef if $noerr; | |
339 | die "value does not look like a valid address: $addr\n"; | |
340 | } | |
341 | return $addr; | |
342 | } | |
343 | ||
b944a22a WB |
344 | register_format('disk-size', \&pve_verify_disk_size); |
345 | sub pve_verify_disk_size { | |
346 | my ($size, $noerr) = @_; | |
347 | if (!defined(parse_size($size))) { | |
348 | return undef if $noerr; | |
349 | die "value does not look like a valid disk size: $size\n"; | |
350 | } | |
351 | return $size; | |
352 | } | |
353 | ||
f0a10afc DM |
354 | register_standard_option('spice-proxy', { |
355 | description => "SPICE proxy server. This can be used by the client to specify the proxy server. All nodes in a cluster runs 'spiceproxy', so it is up to the client to choose one. By default, we return the node where the VM is currently running. As resonable setting is to use same node you use to connect to the API (This is window.location.hostname for the JS GUI).", | |
d07b7084 | 356 | type => 'string', format => 'address', |
f0a10afc DM |
357 | }); |
358 | ||
359 | register_standard_option('remote-viewer-config', { | |
360 | description => "Returned values can be directly passed to the 'remote-viewer' application.", | |
361 | additionalProperties => 1, | |
362 | properties => { | |
363 | type => { type => 'string' }, | |
364 | password => { type => 'string' }, | |
365 | proxy => { type => 'string' }, | |
366 | host => { type => 'string' }, | |
367 | 'tls-port' => { type => 'integer' }, | |
368 | }, | |
369 | }); | |
370 | ||
c70c3bbc | 371 | register_format('pve-startup-order', \&pve_verify_startup_order); |
b0edd8e6 DM |
372 | sub pve_verify_startup_order { |
373 | my ($value, $noerr) = @_; | |
374 | ||
375 | return $value if pve_parse_startup_order($value); | |
376 | ||
377 | return undef if $noerr; | |
378 | ||
379 | die "unable to parse startup options\n"; | |
380 | } | |
381 | ||
382 | sub pve_parse_startup_order { | |
383 | my ($value) = @_; | |
384 | ||
385 | return undef if !$value; | |
386 | ||
387 | my $res = {}; | |
388 | ||
389 | foreach my $p (split(/,/, $value)) { | |
390 | next if $p =~ m/^\s*$/; | |
391 | ||
392 | if ($p =~ m/^(order=)?(\d+)$/) { | |
393 | $res->{order} = $2; | |
394 | } elsif ($p =~ m/^up=(\d+)$/) { | |
395 | $res->{up} = $1; | |
396 | } elsif ($p =~ m/^down=(\d+)$/) { | |
397 | $res->{down} = $1; | |
398 | } else { | |
399 | return undef; | |
400 | } | |
401 | } | |
402 | ||
403 | return $res; | |
404 | } | |
405 | ||
406 | PVE::JSONSchema::register_standard_option('pve-startup-order', { | |
407 | description => "Startup and shutdown behavior. Order is a non-negative number defining the general startup order. Shutdown in done with reverse ordering. Additionally you can set the 'up' or 'down' delay in seconds, which specifies a delay to wait before the next VM is started or stopped.", | |
408 | optional => 1, | |
409 | type => 'string', format => 'pve-startup-order', | |
410 | typetext => '[[order=]\d+] [,up=\d+] [,down=\d+] ', | |
411 | }); | |
412 | ||
e143e9d8 | 413 | sub check_format { |
2f9e609a | 414 | my ($format, $value, $path) = @_; |
e143e9d8 | 415 | |
2f9e609a | 416 | return parse_property_string($format, $value, $path) if ref($format) eq 'HASH'; |
e143e9d8 DM |
417 | return if $format eq 'regex'; |
418 | ||
23dc9401 | 419 | if ($format =~ m/^(.*)-a?list$/) { |
e143e9d8 DM |
420 | |
421 | my $code = $format_list->{$1}; | |
422 | ||
423 | die "undefined format '$format'\n" if !$code; | |
424 | ||
425 | # Note: we allow empty lists | |
426 | foreach my $v (split_list($value)) { | |
427 | &$code($v); | |
428 | } | |
429 | ||
430 | } elsif ($format =~ m/^(.*)-opt$/) { | |
431 | ||
432 | my $code = $format_list->{$1}; | |
433 | ||
434 | die "undefined format '$format'\n" if !$code; | |
435 | ||
436 | return if !$value; # allow empty string | |
437 | ||
438 | &$code($value); | |
439 | ||
440 | } else { | |
441 | ||
442 | my $code = $format_list->{$format}; | |
443 | ||
444 | die "undefined format '$format'\n" if !$code; | |
445 | ||
2f9e609a | 446 | return parse_property_string($code, $value, $path) if ref($code) eq 'HASH'; |
e143e9d8 DM |
447 | &$code($value); |
448 | } | |
449 | } | |
450 | ||
878fea8e WB |
451 | sub parse_size { |
452 | my ($value) = @_; | |
453 | ||
454 | return undef if $value !~ m/^(\d+(\.\d+)?)([KMGT])?$/; | |
455 | my ($size, $unit) = ($1, $3); | |
456 | if ($unit) { | |
457 | if ($unit eq 'K') { | |
458 | $size = $size * 1024; | |
459 | } elsif ($unit eq 'M') { | |
460 | $size = $size * 1024 * 1024; | |
461 | } elsif ($unit eq 'G') { | |
462 | $size = $size * 1024 * 1024 * 1024; | |
463 | } elsif ($unit eq 'T') { | |
464 | $size = $size * 1024 * 1024 * 1024 * 1024; | |
465 | } | |
466 | } | |
467 | return int($size); | |
468 | }; | |
469 | ||
470 | sub format_size { | |
471 | my ($size) = @_; | |
472 | ||
473 | $size = int($size); | |
474 | ||
475 | my $kb = int($size/1024); | |
476 | return $size if $kb*1024 != $size; | |
477 | ||
478 | my $mb = int($kb/1024); | |
479 | return "${kb}K" if $mb*1024 != $kb; | |
480 | ||
481 | my $gb = int($mb/1024); | |
482 | return "${mb}M" if $gb*1024 != $mb; | |
483 | ||
484 | my $tb = int($gb/1024); | |
485 | return "${gb}G" if $tb*1024 != $gb; | |
486 | ||
487 | return "${tb}T"; | |
488 | }; | |
489 | ||
095b88fd WB |
490 | sub parse_property_string { |
491 | my ($format, $data, $path) = @_; | |
492 | ||
493 | my $default_key; | |
494 | ||
495 | my $res = {}; | |
496 | foreach my $part (split(/,/, $data)) { | |
497 | next if $part =~ /^\s*$/; | |
498 | ||
499 | if ($part =~ /^([^=]+)=(.+)$/) { | |
500 | my ($k, $v) = ($1, $2); | |
2d468b1a | 501 | die "duplicate key in comma-separated list property: $k\n" if defined($res->{$k}); |
095b88fd | 502 | my $schema = $format->{$k}; |
303a9b34 WB |
503 | if (my $alias = $schema->{alias}) { |
504 | $k = $alias; | |
505 | $schema = $format->{$k}; | |
506 | } | |
2d468b1a | 507 | die "invalid key in comma-separated list property: $k\n" if !$schema; |
095b88fd WB |
508 | if ($schema->{type} && $schema->{type} eq 'boolean') { |
509 | $v = 1 if $v =~ m/^(1|on|yes|true)$/i; | |
510 | $v = 0 if $v =~ m/^(0|off|no|false)$/i; | |
511 | } | |
512 | $res->{$k} = $v; | |
513 | } elsif ($part !~ /=/) { | |
2d468b1a | 514 | die "duplicate key in comma-separated list property: $default_key\n" if $default_key; |
095b88fd WB |
515 | foreach my $key (keys %$format) { |
516 | if ($format->{$key}->{default_key}) { | |
517 | $default_key = $key; | |
518 | if (!$res->{$default_key}) { | |
519 | $res->{$default_key} = $part; | |
520 | last; | |
521 | } | |
2d468b1a | 522 | die "duplicate key in comma-separated list property: $default_key\n"; |
095b88fd WB |
523 | } |
524 | } | |
525 | } else { | |
2d468b1a | 526 | die "missing key in comma-separated list property\n"; |
095b88fd WB |
527 | } |
528 | } | |
529 | ||
530 | my $errors = {}; | |
531 | check_object($path, $format, $res, undef, $errors); | |
532 | if (scalar(%$errors)) { | |
2d468b1a | 533 | raise "format error\n", errors => $errors; |
095b88fd WB |
534 | } |
535 | ||
536 | return $res; | |
537 | } | |
538 | ||
94dd4435 WB |
539 | sub print_property_string { |
540 | my ($data, $format, $skip, $path) = @_; | |
541 | ||
542 | if (ref($format) ne 'HASH') { | |
543 | my $schema = $format_list->{$format}; | |
544 | die "not a valid format: $format" if !$schema; | |
545 | $format = $schema; | |
546 | } | |
547 | ||
548 | my $errors = {}; | |
549 | check_object($path, $format, $data, undef, $errors); | |
550 | if (scalar(%$errors)) { | |
551 | raise "format error", errors => $errors; | |
552 | } | |
553 | ||
554 | my $default_key; | |
555 | my %skipped = map { $_ => 1 } @$skip; | |
556 | my %allowed; | |
557 | my %required; # this is a set, all present keys are required regardless of value | |
558 | foreach my $key (keys %$format) { | |
559 | $allowed{$key} = 1; | |
303a9b34 | 560 | if (!$format->{$key}->{optional} && !$format->{$key}->{alias} && !$skipped{$key}) { |
94dd4435 WB |
561 | $required{$key} = 1; |
562 | } | |
563 | ||
564 | # Skip default keys | |
565 | if ($format->{$key}->{default_key}) { | |
566 | if ($default_key) { | |
567 | warn "multiple default keys in schema ($default_key, $key)"; | |
568 | } else { | |
569 | $default_key = $key; | |
570 | $skipped{$key} = 1; | |
571 | } | |
572 | } | |
573 | } | |
574 | ||
575 | my ($text, $comma); | |
576 | if ($default_key) { | |
577 | $text = "$data->{$default_key}"; | |
578 | $comma = ','; | |
579 | } else { | |
580 | $text = ''; | |
581 | $comma = ''; | |
582 | } | |
583 | ||
584 | foreach my $key (sort keys %$data) { | |
585 | die "invalid key: $key" if !$allowed{$key}; | |
586 | delete $required{$key}; | |
587 | next if $skipped{$key}; | |
588 | ||
5f3f697d | 589 | my $typeformat = $format->{$key}->{format}; |
94dd4435 WB |
590 | my $value = $data->{$key}; |
591 | $text .= $comma; | |
592 | $comma = ','; | |
5f3f697d | 593 | if ($typeformat && $typeformat eq 'disk-size') { |
94dd4435 WB |
594 | $text .= "$key=" . format_size($value); |
595 | } else { | |
596 | $text .= "$key=$value"; | |
597 | } | |
598 | } | |
599 | ||
600 | if (my $missing = join(',', keys %required)) { | |
601 | die "missing properties: $missing"; | |
602 | } | |
603 | ||
604 | return $text; | |
605 | } | |
606 | ||
e143e9d8 DM |
607 | sub add_error { |
608 | my ($errors, $path, $msg) = @_; | |
609 | ||
610 | $path = '_root' if !$path; | |
611 | ||
612 | if ($errors->{$path}) { | |
613 | $errors->{$path} = join ('\n', $errors->{$path}, $msg); | |
614 | } else { | |
615 | $errors->{$path} = $msg; | |
616 | } | |
617 | } | |
618 | ||
619 | sub is_number { | |
620 | my $value = shift; | |
621 | ||
622 | # see 'man perlretut' | |
623 | return $value =~ /^[+-]?(\d+\.\d+|\d+\.|\.\d+|\d+)([eE][+-]?\d+)?$/; | |
624 | } | |
625 | ||
626 | sub is_integer { | |
627 | my $value = shift; | |
628 | ||
629 | return $value =~ m/^[+-]?\d+$/; | |
630 | } | |
631 | ||
632 | sub check_type { | |
633 | my ($path, $type, $value, $errors) = @_; | |
634 | ||
635 | return 1 if !$type; | |
636 | ||
637 | if (!defined($value)) { | |
638 | return 1 if $type eq 'null'; | |
639 | die "internal error" | |
640 | } | |
641 | ||
642 | if (my $tt = ref($type)) { | |
643 | if ($tt eq 'ARRAY') { | |
644 | foreach my $t (@$type) { | |
645 | my $tmperr = {}; | |
646 | check_type($path, $t, $value, $tmperr); | |
647 | return 1 if !scalar(%$tmperr); | |
648 | } | |
649 | my $ttext = join ('|', @$type); | |
650 | add_error($errors, $path, "type check ('$ttext') failed"); | |
651 | return undef; | |
652 | } elsif ($tt eq 'HASH') { | |
653 | my $tmperr = {}; | |
654 | check_prop($value, $type, $path, $tmperr); | |
655 | return 1 if !scalar(%$tmperr); | |
656 | add_error($errors, $path, "type check failed"); | |
657 | return undef; | |
658 | } else { | |
659 | die "internal error - got reference type '$tt'"; | |
660 | } | |
661 | ||
662 | } else { | |
663 | ||
664 | return 1 if $type eq 'any'; | |
665 | ||
666 | if ($type eq 'null') { | |
667 | if (defined($value)) { | |
668 | add_error($errors, $path, "type check ('$type') failed - value is not null"); | |
669 | return undef; | |
670 | } | |
671 | return 1; | |
672 | } | |
673 | ||
674 | my $vt = ref($value); | |
675 | ||
676 | if ($type eq 'array') { | |
677 | if (!$vt || $vt ne 'ARRAY') { | |
678 | add_error($errors, $path, "type check ('$type') failed"); | |
679 | return undef; | |
680 | } | |
681 | return 1; | |
682 | } elsif ($type eq 'object') { | |
683 | if (!$vt || $vt ne 'HASH') { | |
684 | add_error($errors, $path, "type check ('$type') failed"); | |
685 | return undef; | |
686 | } | |
687 | return 1; | |
688 | } elsif ($type eq 'coderef') { | |
689 | if (!$vt || $vt ne 'CODE') { | |
690 | add_error($errors, $path, "type check ('$type') failed"); | |
691 | return undef; | |
692 | } | |
693 | return 1; | |
694 | } else { | |
695 | if ($vt) { | |
696 | add_error($errors, $path, "type check ('$type') failed - got $vt"); | |
697 | return undef; | |
698 | } else { | |
699 | if ($type eq 'string') { | |
700 | return 1; # nothing to check ? | |
701 | } elsif ($type eq 'boolean') { | |
702 | #if ($value =~ m/^(1|true|yes|on)$/i) { | |
703 | if ($value eq '1') { | |
704 | return 1; | |
705 | #} elsif ($value =~ m/^(0|false|no|off)$/i) { | |
706 | } elsif ($value eq '0') { | |
707 | return 0; | |
708 | } else { | |
709 | add_error($errors, $path, "type check ('$type') failed - got '$value'"); | |
710 | return undef; | |
711 | } | |
712 | } elsif ($type eq 'integer') { | |
713 | if (!is_integer($value)) { | |
714 | add_error($errors, $path, "type check ('$type') failed - got '$value'"); | |
715 | return undef; | |
716 | } | |
717 | return 1; | |
718 | } elsif ($type eq 'number') { | |
719 | if (!is_number($value)) { | |
720 | add_error($errors, $path, "type check ('$type') failed - got '$value'"); | |
721 | return undef; | |
722 | } | |
723 | return 1; | |
724 | } else { | |
725 | return 1; # no need to verify unknown types | |
726 | } | |
727 | } | |
728 | } | |
729 | } | |
730 | ||
731 | return undef; | |
732 | } | |
733 | ||
734 | sub check_object { | |
735 | my ($path, $schema, $value, $additional_properties, $errors) = @_; | |
736 | ||
737 | # print "Check Object " . Dumper($value) . "\nSchema: " . Dumper($schema); | |
738 | ||
739 | my $st = ref($schema); | |
740 | if (!$st || $st ne 'HASH') { | |
741 | add_error($errors, $path, "Invalid schema definition."); | |
742 | return; | |
743 | } | |
744 | ||
745 | my $vt = ref($value); | |
746 | if (!$vt || $vt ne 'HASH') { | |
747 | add_error($errors, $path, "an object is required"); | |
748 | return; | |
749 | } | |
750 | ||
751 | foreach my $k (keys %$schema) { | |
752 | check_prop($value->{$k}, $schema->{$k}, $path ? "$path.$k" : $k, $errors); | |
753 | } | |
754 | ||
755 | foreach my $k (keys %$value) { | |
756 | ||
757 | my $newpath = $path ? "$path.$k" : $k; | |
758 | ||
759 | if (my $subschema = $schema->{$k}) { | |
760 | if (my $requires = $subschema->{requires}) { | |
761 | if (ref($requires)) { | |
762 | #print "TEST: " . Dumper($value) . "\n", Dumper($requires) ; | |
763 | check_prop($value, $requires, $path, $errors); | |
764 | } elsif (!defined($value->{$requires})) { | |
765 | add_error($errors, $path ? "$path.$requires" : $requires, | |
766 | "missing property - '$newpath' requiers this property"); | |
767 | } | |
768 | } | |
769 | ||
770 | next; # value is already checked above | |
771 | } | |
772 | ||
773 | if (defined ($additional_properties) && !$additional_properties) { | |
774 | add_error($errors, $newpath, "property is not defined in schema " . | |
775 | "and the schema does not allow additional properties"); | |
776 | next; | |
777 | } | |
778 | check_prop($value->{$k}, $additional_properties, $newpath, $errors) | |
779 | if ref($additional_properties); | |
780 | } | |
781 | } | |
782 | ||
86425a09 WB |
783 | sub check_object_warn { |
784 | my ($path, $schema, $value, $additional_properties) = @_; | |
785 | my $errors = {}; | |
786 | check_object($path, $schema, $value, $additional_properties, $errors); | |
787 | if (scalar(%$errors)) { | |
788 | foreach my $k (keys %$errors) { | |
789 | warn "parse error: $k: $errors->{$k}\n"; | |
790 | } | |
791 | return 0; | |
792 | } | |
793 | return 1; | |
794 | } | |
795 | ||
e143e9d8 DM |
796 | sub check_prop { |
797 | my ($value, $schema, $path, $errors) = @_; | |
798 | ||
799 | die "internal error - no schema" if !$schema; | |
800 | die "internal error" if !$errors; | |
801 | ||
802 | #print "check_prop $path\n" if $value; | |
803 | ||
804 | my $st = ref($schema); | |
805 | if (!$st || $st ne 'HASH') { | |
806 | add_error($errors, $path, "Invalid schema definition."); | |
807 | return; | |
808 | } | |
809 | ||
810 | # if it extends another schema, it must pass that schema as well | |
811 | if($schema->{extends}) { | |
812 | check_prop($value, $schema->{extends}, $path, $errors); | |
813 | } | |
814 | ||
815 | if (!defined ($value)) { | |
816 | return if $schema->{type} && $schema->{type} eq 'null'; | |
303a9b34 | 817 | if (!$schema->{optional} && !$schema->{alias}) { |
e143e9d8 DM |
818 | add_error($errors, $path, "property is missing and it is not optional"); |
819 | } | |
820 | return; | |
821 | } | |
822 | ||
823 | return if !check_type($path, $schema->{type}, $value, $errors); | |
824 | ||
825 | if ($schema->{disallow}) { | |
826 | my $tmperr = {}; | |
827 | if (check_type($path, $schema->{disallow}, $value, $tmperr)) { | |
828 | add_error($errors, $path, "disallowed value was matched"); | |
829 | return; | |
830 | } | |
831 | } | |
832 | ||
833 | if (my $vt = ref($value)) { | |
834 | ||
835 | if ($vt eq 'ARRAY') { | |
836 | if ($schema->{items}) { | |
837 | my $it = ref($schema->{items}); | |
838 | if ($it && $it eq 'ARRAY') { | |
839 | #die "implement me $path: $vt " . Dumper($schema) ."\n". Dumper($value); | |
840 | die "not implemented"; | |
841 | } else { | |
842 | my $ind = 0; | |
843 | foreach my $el (@$value) { | |
844 | check_prop($el, $schema->{items}, "${path}[$ind]", $errors); | |
845 | $ind++; | |
846 | } | |
847 | } | |
848 | } | |
849 | return; | |
850 | } elsif ($schema->{properties} || $schema->{additionalProperties}) { | |
851 | check_object($path, defined($schema->{properties}) ? $schema->{properties} : {}, | |
852 | $value, $schema->{additionalProperties}, $errors); | |
853 | return; | |
854 | } | |
855 | ||
856 | } else { | |
857 | ||
858 | if (my $format = $schema->{format}) { | |
2f9e609a | 859 | eval { check_format($format, $value, $path); }; |
e143e9d8 DM |
860 | if ($@) { |
861 | add_error($errors, $path, "invalid format - $@"); | |
862 | return; | |
863 | } | |
864 | } | |
865 | ||
866 | if (my $pattern = $schema->{pattern}) { | |
867 | if ($value !~ m/^$pattern$/) { | |
868 | add_error($errors, $path, "value does not match the regex pattern"); | |
869 | return; | |
870 | } | |
871 | } | |
872 | ||
873 | if (defined (my $max = $schema->{maxLength})) { | |
874 | if (length($value) > $max) { | |
875 | add_error($errors, $path, "value may only be $max characters long"); | |
876 | return; | |
877 | } | |
878 | } | |
879 | ||
880 | if (defined (my $min = $schema->{minLength})) { | |
881 | if (length($value) < $min) { | |
882 | add_error($errors, $path, "value must be at least $min characters long"); | |
883 | return; | |
884 | } | |
885 | } | |
886 | ||
887 | if (is_number($value)) { | |
888 | if (defined (my $max = $schema->{maximum})) { | |
889 | if ($value > $max) { | |
890 | add_error($errors, $path, "value must have a maximum value of $max"); | |
891 | return; | |
892 | } | |
893 | } | |
894 | ||
895 | if (defined (my $min = $schema->{minimum})) { | |
896 | if ($value < $min) { | |
897 | add_error($errors, $path, "value must have a minimum value of $min"); | |
898 | return; | |
899 | } | |
900 | } | |
901 | } | |
902 | ||
903 | if (my $ea = $schema->{enum}) { | |
904 | ||
905 | my $found; | |
906 | foreach my $ev (@$ea) { | |
907 | if ($ev eq $value) { | |
908 | $found = 1; | |
909 | last; | |
910 | } | |
911 | } | |
912 | if (!$found) { | |
913 | add_error($errors, $path, "value '$value' does not have a value in the enumeration '" . | |
914 | join(", ", @$ea) . "'"); | |
915 | } | |
916 | } | |
917 | } | |
918 | } | |
919 | ||
920 | sub validate { | |
921 | my ($instance, $schema, $errmsg) = @_; | |
922 | ||
923 | my $errors = {}; | |
924 | $errmsg = "Parameter verification failed.\n" if !$errmsg; | |
925 | ||
926 | # todo: cycle detection is only needed for debugging, I guess | |
927 | # we can disable that in the final release | |
928 | # todo: is there a better/faster way to detect cycles? | |
929 | my $cycles = 0; | |
930 | find_cycle($instance, sub { $cycles = 1 }); | |
931 | if ($cycles) { | |
932 | add_error($errors, undef, "data structure contains recursive cycles"); | |
933 | } elsif ($schema) { | |
934 | check_prop($instance, $schema, '', $errors); | |
935 | } | |
936 | ||
937 | if (scalar(%$errors)) { | |
938 | raise $errmsg, code => HTTP_BAD_REQUEST, errors => $errors; | |
939 | } | |
940 | ||
941 | return 1; | |
942 | } | |
943 | ||
944 | my $schema_valid_types = ["string", "object", "coderef", "array", "boolean", "number", "integer", "null", "any"]; | |
945 | my $default_schema_noref = { | |
946 | description => "This is the JSON Schema for JSON Schemas.", | |
947 | type => [ "object" ], | |
948 | additionalProperties => 0, | |
949 | properties => { | |
950 | type => { | |
951 | type => ["string", "array"], | |
952 | description => "This is a type definition value. This can be a simple type, or a union type", | |
953 | optional => 1, | |
954 | default => "any", | |
955 | items => { | |
956 | type => "string", | |
957 | enum => $schema_valid_types, | |
958 | }, | |
959 | enum => $schema_valid_types, | |
960 | }, | |
961 | optional => { | |
962 | type => "boolean", | |
963 | description => "This indicates that the instance property in the instance object is not required.", | |
964 | optional => 1, | |
965 | default => 0 | |
966 | }, | |
967 | properties => { | |
968 | type => "object", | |
969 | description => "This is a definition for the properties of an object value", | |
970 | optional => 1, | |
971 | default => {}, | |
972 | }, | |
973 | items => { | |
974 | type => "object", | |
975 | description => "When the value is an array, this indicates the schema to use to validate each item in an array", | |
976 | optional => 1, | |
977 | default => {}, | |
978 | }, | |
979 | additionalProperties => { | |
980 | type => [ "boolean", "object"], | |
981 | description => "This provides a default property definition for all properties that are not explicitly defined in an object type definition.", | |
982 | optional => 1, | |
983 | default => {}, | |
984 | }, | |
985 | minimum => { | |
986 | type => "number", | |
987 | optional => 1, | |
988 | description => "This indicates the minimum value for the instance property when the type of the instance value is a number.", | |
989 | }, | |
990 | maximum => { | |
991 | type => "number", | |
992 | optional => 1, | |
993 | description => "This indicates the maximum value for the instance property when the type of the instance value is a number.", | |
994 | }, | |
995 | minLength => { | |
996 | type => "integer", | |
997 | description => "When the instance value is a string, this indicates minimum length of the string", | |
998 | optional => 1, | |
999 | minimum => 0, | |
1000 | default => 0, | |
1001 | }, | |
1002 | maxLength => { | |
1003 | type => "integer", | |
1004 | description => "When the instance value is a string, this indicates maximum length of the string.", | |
1005 | optional => 1, | |
1006 | }, | |
1007 | typetext => { | |
1008 | type => "string", | |
1009 | optional => 1, | |
1010 | description => "A text representation of the type (used to generate documentation).", | |
1011 | }, | |
1012 | pattern => { | |
1013 | type => "string", | |
1014 | format => "regex", | |
1015 | description => "When the instance value is a string, this provides a regular expression that a instance string value should match in order to be valid.", | |
1016 | optional => 1, | |
1017 | default => ".*", | |
1018 | }, | |
1019 | ||
1020 | enum => { | |
1021 | type => "array", | |
1022 | optional => 1, | |
1023 | description => "This provides an enumeration of possible values that are valid for the instance property.", | |
1024 | }, | |
1025 | description => { | |
1026 | type => "string", | |
1027 | optional => 1, | |
1028 | description => "This provides a description of the purpose the instance property. The value can be a string or it can be an object with properties corresponding to various different instance languages (with an optional default property indicating the default description).", | |
1029 | }, | |
d5d10f85 WB |
1030 | format_description => { |
1031 | type => "string", | |
1032 | optional => 1, | |
1033 | description => "This provides a shorter (usually just one word) description for a property used to generate descriptions for comma separated list property strings.", | |
1034 | }, | |
e143e9d8 DM |
1035 | title => { |
1036 | type => "string", | |
1037 | optional => 1, | |
1038 | description => "This provides the title of the property", | |
1039 | }, | |
1040 | requires => { | |
1041 | type => [ "string", "object" ], | |
1042 | optional => 1, | |
1043 | description => "indicates a required property or a schema that must be validated if this property is present", | |
1044 | }, | |
1045 | format => { | |
2f9e609a | 1046 | type => [ "string", "object" ], |
e143e9d8 DM |
1047 | optional => 1, |
1048 | description => "This indicates what format the data is among some predefined formats which may include:\n\ndate - a string following the ISO format \naddress \nschema - a schema definition object \nperson \npage \nhtml - a string representing HTML", | |
1049 | }, | |
095b88fd WB |
1050 | default_key => { |
1051 | type => "boolean", | |
1052 | optional => 1, | |
1053 | description => "Whether this is the default key in a comma separated list property string.", | |
1054 | }, | |
303a9b34 WB |
1055 | alias => { |
1056 | type => 'string', | |
1057 | optional => 1, | |
1058 | description => "When a key represents the same property as another it can be an alias to it, causing the parsed datastructure to use the other key to store the current value under.", | |
1059 | }, | |
e143e9d8 DM |
1060 | default => { |
1061 | type => "any", | |
1062 | optional => 1, | |
1063 | description => "This indicates the default for the instance property." | |
1064 | }, | |
7829989f DM |
1065 | completion => { |
1066 | type => 'coderef', | |
1067 | description => "Bash completion function. This function should return a list of possible values.", | |
1068 | optional => 1, | |
1069 | }, | |
e143e9d8 DM |
1070 | disallow => { |
1071 | type => "object", | |
1072 | optional => 1, | |
1073 | description => "This attribute may take the same values as the \"type\" attribute, however if the instance matches the type or if this value is an array and the instance matches any type or schema in the array, than this instance is not valid.", | |
1074 | }, | |
1075 | extends => { | |
1076 | type => "object", | |
1077 | optional => 1, | |
1078 | description => "This indicates the schema extends the given schema. All instances of this schema must be valid to by the extended schema also.", | |
1079 | default => {}, | |
1080 | }, | |
1081 | # this is from hyper schema | |
1082 | links => { | |
1083 | type => "array", | |
1084 | description => "This defines the link relations of the instance objects", | |
1085 | optional => 1, | |
1086 | items => { | |
1087 | type => "object", | |
1088 | properties => { | |
1089 | href => { | |
1090 | type => "string", | |
1091 | description => "This defines the target URL for the relation and can be parameterized using {propertyName} notation. It should be resolved as a URI-reference relative to the URI that was used to retrieve the instance document", | |
1092 | }, | |
1093 | rel => { | |
1094 | type => "string", | |
1095 | description => "This is the name of the link relation", | |
1096 | optional => 1, | |
1097 | default => "full", | |
1098 | }, | |
1099 | method => { | |
1100 | type => "string", | |
1101 | description => "For submission links, this defines the method that should be used to access the target resource", | |
1102 | optional => 1, | |
1103 | default => "GET", | |
1104 | }, | |
1105 | }, | |
1106 | }, | |
1107 | }, | |
1108 | } | |
1109 | }; | |
1110 | ||
1111 | my $default_schema = Storable::dclone($default_schema_noref); | |
1112 | ||
1113 | $default_schema->{properties}->{properties}->{additionalProperties} = $default_schema; | |
1114 | $default_schema->{properties}->{additionalProperties}->{properties} = $default_schema->{properties}; | |
1115 | ||
1116 | $default_schema->{properties}->{items}->{properties} = $default_schema->{properties}; | |
1117 | $default_schema->{properties}->{items}->{additionalProperties} = 0; | |
1118 | ||
1119 | $default_schema->{properties}->{disallow}->{properties} = $default_schema->{properties}; | |
1120 | $default_schema->{properties}->{disallow}->{additionalProperties} = 0; | |
1121 | ||
1122 | $default_schema->{properties}->{requires}->{properties} = $default_schema->{properties}; | |
1123 | $default_schema->{properties}->{requires}->{additionalProperties} = 0; | |
1124 | ||
1125 | $default_schema->{properties}->{extends}->{properties} = $default_schema->{properties}; | |
1126 | $default_schema->{properties}->{extends}->{additionalProperties} = 0; | |
1127 | ||
1128 | my $method_schema = { | |
1129 | type => "object", | |
1130 | additionalProperties => 0, | |
1131 | properties => { | |
1132 | description => { | |
1133 | description => "This a description of the method", | |
1134 | optional => 1, | |
1135 | }, | |
1136 | name => { | |
1137 | type => 'string', | |
1138 | description => "This indicates the name of the function to call.", | |
1139 | optional => 1, | |
1140 | requires => { | |
1141 | additionalProperties => 1, | |
1142 | properties => { | |
1143 | name => {}, | |
1144 | description => {}, | |
1145 | code => {}, | |
1146 | method => {}, | |
1147 | parameters => {}, | |
1148 | path => {}, | |
1149 | parameters => {}, | |
1150 | returns => {}, | |
1151 | } | |
1152 | }, | |
1153 | }, | |
1154 | method => { | |
1155 | type => 'string', | |
1156 | description => "The HTTP method name.", | |
1157 | enum => [ 'GET', 'POST', 'PUT', 'DELETE' ], | |
1158 | optional => 1, | |
1159 | }, | |
1160 | protected => { | |
1161 | type => 'boolean', | |
1162 | description => "Method needs special privileges - only pvedaemon can execute it", | |
1163 | optional => 1, | |
1164 | }, | |
1165 | proxyto => { | |
1166 | type => 'string', | |
1167 | description => "A parameter name. If specified, all calls to this method are proxied to the host contained in that parameter.", | |
1168 | optional => 1, | |
1169 | }, | |
1170 | permissions => { | |
1171 | type => 'object', | |
1172 | description => "Required access permissions. By default only 'root' is allowed to access this method.", | |
1173 | optional => 1, | |
1174 | additionalProperties => 0, | |
1175 | properties => { | |
b18d1722 DM |
1176 | description => { |
1177 | description => "Describe access permissions.", | |
1178 | optional => 1, | |
1179 | }, | |
e143e9d8 | 1180 | user => { |
b18d1722 | 1181 | description => "A simply way to allow access for 'all' authenticated users. Value 'world' is used to allow access without credentials.", |
e143e9d8 | 1182 | type => 'string', |
b18d1722 | 1183 | enum => ['all', 'world'], |
e143e9d8 DM |
1184 | optional => 1, |
1185 | }, | |
b18d1722 DM |
1186 | check => { |
1187 | description => "Array of permission checks (prefix notation).", | |
1188 | type => 'array', | |
1189 | optional => 1 | |
1190 | }, | |
e143e9d8 DM |
1191 | }, |
1192 | }, | |
1193 | match_name => { | |
1194 | description => "Used internally", | |
1195 | optional => 1, | |
1196 | }, | |
1197 | match_re => { | |
1198 | description => "Used internally", | |
1199 | optional => 1, | |
1200 | }, | |
1201 | path => { | |
1202 | type => 'string', | |
1203 | description => "path for URL matching (uri template)", | |
1204 | }, | |
1205 | fragmentDelimiter => { | |
1206 | type => 'string', | |
1207 | description => "A ways to override the default fragment delimiter '/'. This onyl works on a whole sub-class. You can set this to the empty string to match the whole rest of the URI.", | |
1208 | optional => 1, | |
1209 | }, | |
1210 | parameters => { | |
1211 | type => 'object', | |
1212 | description => "JSON Schema for parameters.", | |
1213 | optional => 1, | |
1214 | }, | |
638edfd4 DM |
1215 | formatter => { |
1216 | type => 'object', | |
1217 | description => "Used to store page formatter information (set by PVE::RESTHandler->register_page_formatter).", | |
1218 | optional => 1, | |
1219 | }, | |
e143e9d8 DM |
1220 | returns => { |
1221 | type => 'object', | |
1222 | description => "JSON Schema for return value.", | |
1223 | optional => 1, | |
1224 | }, | |
1225 | code => { | |
1226 | type => 'coderef', | |
1227 | description => "method implementaion (code reference)", | |
1228 | optional => 1, | |
1229 | }, | |
1230 | subclass => { | |
1231 | type => 'string', | |
1232 | description => "Delegate call to this class (perl class string).", | |
1233 | optional => 1, | |
1234 | requires => { | |
1235 | additionalProperties => 0, | |
1236 | properties => { | |
1237 | subclass => {}, | |
1238 | path => {}, | |
1239 | match_name => {}, | |
1240 | match_re => {}, | |
1241 | fragmentDelimiter => { optional => 1 } | |
1242 | } | |
1243 | }, | |
1244 | }, | |
1245 | }, | |
1246 | ||
1247 | }; | |
1248 | ||
1249 | sub validate_schema { | |
1250 | my ($schema) = @_; | |
1251 | ||
1252 | my $errmsg = "internal error - unable to verify schema\n"; | |
1253 | validate($schema, $default_schema, $errmsg); | |
1254 | } | |
1255 | ||
1256 | sub validate_method_info { | |
1257 | my $info = shift; | |
1258 | ||
1259 | my $errmsg = "internal error - unable to verify method info\n"; | |
1260 | validate($info, $method_schema, $errmsg); | |
1261 | ||
1262 | validate_schema($info->{parameters}) if $info->{parameters}; | |
1263 | validate_schema($info->{returns}) if $info->{returns}; | |
1264 | } | |
1265 | ||
1266 | # run a self test on load | |
1267 | # make sure we can verify the default schema | |
1268 | validate_schema($default_schema_noref); | |
1269 | validate_schema($method_schema); | |
1270 | ||
1271 | # and now some utility methods (used by pve api) | |
1272 | sub method_get_child_link { | |
1273 | my ($info) = @_; | |
1274 | ||
1275 | return undef if !$info; | |
1276 | ||
1277 | my $schema = $info->{returns}; | |
1278 | return undef if !$schema || !$schema->{type} || $schema->{type} ne 'array'; | |
1279 | ||
1280 | my $links = $schema->{links}; | |
1281 | return undef if !$links; | |
1282 | ||
1283 | my $found; | |
1284 | foreach my $lnk (@$links) { | |
1285 | if ($lnk->{href} && $lnk->{rel} && ($lnk->{rel} eq 'child')) { | |
1286 | $found = $lnk; | |
1287 | last; | |
1288 | } | |
1289 | } | |
1290 | ||
1291 | return $found; | |
1292 | } | |
1293 | ||
1294 | # a way to parse command line parameters, using a | |
1295 | # schema to configure Getopt::Long | |
1296 | sub get_options { | |
0ce82909 | 1297 | my ($schema, $args, $arg_param, $fixed_param, $pwcallback) = @_; |
e143e9d8 DM |
1298 | |
1299 | if (!$schema || !$schema->{properties}) { | |
1300 | raise("too many arguments\n", code => HTTP_BAD_REQUEST) | |
1301 | if scalar(@$args) != 0; | |
1302 | return {}; | |
1303 | } | |
1304 | ||
0ce82909 DM |
1305 | my $list_param; |
1306 | if ($arg_param && !ref($arg_param)) { | |
1307 | my $pd = $schema->{properties}->{$arg_param}; | |
1308 | die "expected list format $pd->{format}" | |
1309 | if !($pd && $pd->{format} && $pd->{format} =~ m/-list/); | |
1310 | $list_param = $arg_param; | |
1311 | } | |
1312 | ||
e143e9d8 DM |
1313 | my @getopt = (); |
1314 | foreach my $prop (keys %{$schema->{properties}}) { | |
1315 | my $pd = $schema->{properties}->{$prop}; | |
aab47b58 | 1316 | next if $list_param && $prop eq $list_param; |
0ce82909 | 1317 | next if defined($fixed_param->{$prop}); |
e143e9d8 DM |
1318 | |
1319 | if ($prop eq 'password' && $pwcallback) { | |
1320 | # we do not accept plain password on input line, instead | |
1321 | # we turn this into a boolean option and ask for password below | |
1322 | # using $pwcallback() (for security reasons). | |
1323 | push @getopt, "$prop"; | |
1324 | } elsif ($pd->{type} eq 'boolean') { | |
1325 | push @getopt, "$prop:s"; | |
1326 | } else { | |
23dc9401 | 1327 | if ($pd->{format} && $pd->{format} =~ m/-a?list/) { |
8ba7c72b DM |
1328 | push @getopt, "$prop=s@"; |
1329 | } else { | |
1330 | push @getopt, "$prop=s"; | |
1331 | } | |
e143e9d8 DM |
1332 | } |
1333 | } | |
1334 | ||
1068aeb3 WB |
1335 | Getopt::Long::Configure('prefix_pattern=(--|-)'); |
1336 | ||
e143e9d8 DM |
1337 | my $opts = {}; |
1338 | raise("unable to parse option\n", code => HTTP_BAD_REQUEST) | |
1339 | if !Getopt::Long::GetOptionsFromArray($args, $opts, @getopt); | |
1d21344c | 1340 | |
5851be88 | 1341 | if (@$args) { |
0ce82909 DM |
1342 | if ($list_param) { |
1343 | $opts->{$list_param} = $args; | |
1344 | $args = []; | |
1345 | } elsif (ref($arg_param)) { | |
5851be88 WB |
1346 | foreach my $arg_name (@$arg_param) { |
1347 | if ($opts->{'extra-args'}) { | |
1348 | raise("internal error: extra-args must be the last argument\n", code => HTTP_BAD_REQUEST); | |
1349 | } | |
1350 | if ($arg_name eq 'extra-args') { | |
1351 | $opts->{'extra-args'} = $args; | |
1352 | $args = []; | |
1353 | next; | |
1354 | } | |
1355 | raise("not enough arguments\n", code => HTTP_BAD_REQUEST) if !@$args; | |
1356 | $opts->{$arg_name} = shift @$args; | |
0ce82909 | 1357 | } |
5851be88 | 1358 | raise("too many arguments\n", code => HTTP_BAD_REQUEST) if @$args; |
0ce82909 DM |
1359 | } else { |
1360 | raise("too many arguments\n", code => HTTP_BAD_REQUEST) | |
1361 | if scalar(@$args) != 0; | |
1362 | } | |
1d21344c DM |
1363 | } |
1364 | ||
e143e9d8 DM |
1365 | if (my $pd = $schema->{properties}->{password}) { |
1366 | if ($pd->{type} ne 'boolean' && $pwcallback) { | |
1367 | if ($opts->{password} || !$pd->{optional}) { | |
1368 | $opts->{password} = &$pwcallback(); | |
1369 | } | |
1370 | } | |
1371 | } | |
815b2aba DM |
1372 | |
1373 | $opts = PVE::Tools::decode_utf8_parameters($opts); | |
815b2aba | 1374 | |
e143e9d8 DM |
1375 | foreach my $p (keys %$opts) { |
1376 | if (my $pd = $schema->{properties}->{$p}) { | |
1377 | if ($pd->{type} eq 'boolean') { | |
1378 | if ($opts->{$p} eq '') { | |
1379 | $opts->{$p} = 1; | |
1380 | } elsif ($opts->{$p} =~ m/^(1|true|yes|on)$/i) { | |
1381 | $opts->{$p} = 1; | |
1382 | } elsif ($opts->{$p} =~ m/^(0|false|no|off)$/i) { | |
1383 | $opts->{$p} = 0; | |
1384 | } else { | |
1385 | raise("unable to parse boolean option\n", code => HTTP_BAD_REQUEST); | |
1386 | } | |
23dc9401 | 1387 | } elsif ($pd->{format}) { |
8ba7c72b | 1388 | |
23dc9401 | 1389 | if ($pd->{format} =~ m/-list/) { |
8ba7c72b | 1390 | # allow --vmid 100 --vmid 101 and --vmid 100,101 |
23dc9401 | 1391 | # allow --dow mon --dow fri and --dow mon,fri |
43479146 | 1392 | $opts->{$p} = join(",", @{$opts->{$p}}) if ref($opts->{$p}) eq 'ARRAY'; |
23dc9401 | 1393 | } elsif ($pd->{format} =~ m/-alist/) { |
8ba7c72b DM |
1394 | # we encode array as \0 separated strings |
1395 | # Note: CGI.pm also use this encoding | |
1396 | if (scalar(@{$opts->{$p}}) != 1) { | |
1397 | $opts->{$p} = join("\0", @{$opts->{$p}}); | |
1398 | } else { | |
1399 | # st that split_list knows it is \0 terminated | |
1400 | my $v = $opts->{$p}->[0]; | |
1401 | $opts->{$p} = "$v\0"; | |
1402 | } | |
1403 | } | |
e143e9d8 DM |
1404 | } |
1405 | } | |
1406 | } | |
1407 | ||
0ce82909 DM |
1408 | foreach my $p (keys %$fixed_param) { |
1409 | $opts->{$p} = $fixed_param->{$p}; | |
e143e9d8 DM |
1410 | } |
1411 | ||
1412 | return $opts; | |
1413 | } | |
1414 | ||
1415 | # A way to parse configuration data by giving a json schema | |
1416 | sub parse_config { | |
1417 | my ($schema, $filename, $raw) = @_; | |
1418 | ||
1419 | # do fast check (avoid validate_schema($schema)) | |
1420 | die "got strange schema" if !$schema->{type} || | |
1421 | !$schema->{properties} || $schema->{type} ne 'object'; | |
1422 | ||
1423 | my $cfg = {}; | |
1424 | ||
3c4d612a | 1425 | while ($raw =~ /^\s*(.+?)\s*$/gm) { |
e143e9d8 | 1426 | my $line = $1; |
e143e9d8 | 1427 | |
3c4d612a WB |
1428 | next if $line =~ /^#/; |
1429 | ||
1430 | if ($line =~ m/^(\S+?):\s*(.*)$/) { | |
e143e9d8 DM |
1431 | my $key = $1; |
1432 | my $value = $2; | |
1433 | if ($schema->{properties}->{$key} && | |
1434 | $schema->{properties}->{$key}->{type} eq 'boolean') { | |
1435 | ||
1436 | $value = 1 if $value =~ m/^(1|on|yes|true)$/i; | |
1437 | $value = 0 if $value =~ m/^(0|off|no|false)$/i; | |
1438 | } | |
1439 | $cfg->{$key} = $value; | |
1440 | } else { | |
1441 | warn "ignore config line: $line\n" | |
1442 | } | |
1443 | } | |
1444 | ||
1445 | my $errors = {}; | |
1446 | check_prop($cfg, $schema, '', $errors); | |
1447 | ||
1448 | foreach my $k (keys %$errors) { | |
1449 | warn "parse error in '$filename' - '$k': $errors->{$k}\n"; | |
1450 | delete $cfg->{$k}; | |
1451 | } | |
1452 | ||
1453 | return $cfg; | |
1454 | } | |
1455 | ||
1456 | # generate simple key/value file | |
1457 | sub dump_config { | |
1458 | my ($schema, $filename, $cfg) = @_; | |
1459 | ||
1460 | # do fast check (avoid validate_schema($schema)) | |
1461 | die "got strange schema" if !$schema->{type} || | |
1462 | !$schema->{properties} || $schema->{type} ne 'object'; | |
1463 | ||
1464 | validate($cfg, $schema, "validation error in '$filename'\n"); | |
1465 | ||
1466 | my $data = ''; | |
1467 | ||
1468 | foreach my $k (keys %$cfg) { | |
1469 | $data .= "$k: $cfg->{$k}\n"; | |
1470 | } | |
1471 | ||
1472 | return $data; | |
1473 | } | |
1474 | ||
1475 | 1; |