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Commit | Line | Data |
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2c3a6c0a DM |
1 | package PVE::AccessControl; |
2 | ||
3 | use strict; | |
7c410d63 | 4 | use warnings; |
2c3a6c0a DM |
5 | use Encode; |
6 | use Crypt::OpenSSL::Random; | |
7 | use Crypt::OpenSSL::RSA; | |
cee5583b | 8 | use Net::SSLeay; |
25167526 | 9 | use Net::IP; |
2c3a6c0a DM |
10 | use MIME::Base64; |
11 | use Digest::SHA; | |
21800a71 FG |
12 | use IO::File; |
13 | use File::stat; | |
a1f8aaae | 14 | |
972859d1 | 15 | use PVE::OTP; |
a1f8aaae | 16 | use PVE::Ticket; |
2c3a6c0a DM |
17 | use PVE::Tools qw(run_command lock_file file_get_contents split_list safe_print); |
18 | use PVE::Cluster qw(cfs_register_file cfs_read_file cfs_write_file cfs_lock_file); | |
ab7b19b5 | 19 | use PVE::JSONSchema qw(register_standard_option get_standard_option); |
5bb4e06a DM |
20 | |
21 | use PVE::Auth::Plugin; | |
22 | use PVE::Auth::AD; | |
23 | use PVE::Auth::LDAP; | |
24 | use PVE::Auth::PVE; | |
25 | use PVE::Auth::PAM; | |
2c3a6c0a | 26 | |
5bb4e06a DM |
27 | # load and initialize all plugins |
28 | ||
29 | PVE::Auth::AD->register(); | |
30 | PVE::Auth::LDAP->register(); | |
31 | PVE::Auth::PVE->register(); | |
32 | PVE::Auth::PAM->register(); | |
33 | PVE::Auth::Plugin->init(); | |
34 | ||
2c3a6c0a DM |
35 | # $authdir must be writable by root only! |
36 | my $confdir = "/etc/pve"; | |
37 | my $authdir = "$confdir/priv"; | |
21800a71 | 38 | |
2c3a6c0a DM |
39 | my $pve_www_key_fn = "$confdir/pve-www.key"; |
40 | ||
21800a71 FG |
41 | my $pve_auth_key_files = { |
42 | priv => "$authdir/authkey.key", | |
43 | pub => "$confdir/authkey.pub", | |
44 | pubold => "$confdir/authkey.pub.old", | |
45 | }; | |
46 | ||
47 | my $pve_auth_key_cache = {}; | |
48 | ||
2c3a6c0a | 49 | my $ticket_lifetime = 3600*2; # 2 hours |
21800a71 FG |
50 | # TODO: set to 24h for PVE 6.0 |
51 | my $authkey_lifetime = 3600*0; # rotation disabled | |
2c3a6c0a DM |
52 | |
53 | Crypt::OpenSSL::RSA->import_random_seed(); | |
54 | ||
66931b11 DM |
55 | cfs_register_file('user.cfg', |
56 | \&parse_user_config, | |
2c3a6c0a DM |
57 | \&write_user_config); |
58 | ||
5bb4e06a DM |
59 | sub verify_username { |
60 | PVE::Auth::Plugin::verify_username(@_); | |
2c3a6c0a DM |
61 | } |
62 | ||
5bb4e06a DM |
63 | sub pve_verify_realm { |
64 | PVE::Auth::Plugin::pve_verify_realm(@_); | |
2c3a6c0a DM |
65 | } |
66 | ||
5bb4e06a | 67 | sub lock_user_config { |
2c3a6c0a DM |
68 | my ($code, $errmsg) = @_; |
69 | ||
5bb4e06a DM |
70 | cfs_lock_file("user.cfg", undef, $code); |
71 | if (my $err = $@) { | |
2c3a6c0a DM |
72 | $errmsg ? die "$errmsg: $err" : die $err; |
73 | } | |
74 | } | |
75 | ||
21800a71 FG |
76 | my $cache_read_key = sub { |
77 | my ($type) = @_; | |
78 | ||
79 | my $path = $pve_auth_key_files->{$type}; | |
80 | ||
81 | my $read_key_and_mtime = sub { | |
82 | my $fh = IO::File->new($path, "r"); | |
83 | ||
84 | return undef if !defined($fh); | |
85 | ||
86 | my $st = stat($fh); | |
87 | my $pem = PVE::Tools::safe_read_from($fh, 0, 0, $path); | |
88 | ||
89 | close $fh; | |
90 | ||
91 | my $key; | |
92 | if ($type eq 'pub' || $type eq 'pubold') { | |
93 | $key = eval { Crypt::OpenSSL::RSA->new_public_key($pem); }; | |
94 | } elsif ($type eq 'priv') { | |
95 | $key = eval { Crypt::OpenSSL::RSA->new_private_key($pem); }; | |
96 | } else { | |
97 | die "Invalid authkey type '$type'\n"; | |
98 | } | |
99 | ||
100 | return { key => $key, mtime => $st->mtime }; | |
101 | }; | |
102 | ||
103 | if (!defined($pve_auth_key_cache->{$type})) { | |
104 | $pve_auth_key_cache->{$type} = $read_key_and_mtime->(); | |
105 | } else { | |
106 | my $st = stat($path); | |
107 | if (!$st || $st->mtime != $pve_auth_key_cache->{$type}->{mtime}) { | |
108 | $pve_auth_key_cache->{$type} = $read_key_and_mtime->(); | |
109 | } | |
110 | } | |
111 | ||
112 | return $pve_auth_key_cache->{$type}; | |
113 | }; | |
114 | ||
66931b11 | 115 | sub get_pubkey { |
21800a71 FG |
116 | my ($old) = @_; |
117 | ||
118 | my $type = $old ? 'pubold' : 'pub'; | |
119 | ||
120 | my $res = $cache_read_key->($type); | |
121 | return undef if !defined($res); | |
122 | ||
123 | return wantarray ? ($res->{key}, $res->{mtime}) : $res->{key}; | |
124 | } | |
125 | ||
126 | sub get_privkey { | |
127 | my $res = $cache_read_key->('priv'); | |
2c3a6c0a | 128 | |
21800a71 FG |
129 | if (!defined($res) || !check_authkey(1)) { |
130 | rotate_authkey(); | |
131 | $res = $cache_read_key->('priv'); | |
132 | } | |
2c3a6c0a | 133 | |
21800a71 FG |
134 | return wantarray ? ($res->{key}, $res->{mtime}) : $res->{key}; |
135 | } | |
2c3a6c0a | 136 | |
21800a71 FG |
137 | sub check_authkey { |
138 | my ($quiet) = @_; | |
139 | ||
140 | # skip check if non-quorate, as rotation is not possible anyway | |
141 | return 1 if !PVE::Cluster::check_cfs_quorum(1); | |
142 | ||
143 | my ($pub_key, $mtime) = get_pubkey(); | |
144 | if (!$pub_key) { | |
145 | warn "auth key pair missing, generating new one..\n" if !$quiet; | |
146 | return 0; | |
147 | } else { | |
148 | if (time() - $mtime >= $authkey_lifetime) { | |
149 | warn "auth key pair too old, rotating..\n" if !$quiet;; | |
150 | return 0; | |
151 | } else { | |
152 | warn "auth key new enough, skipping rotation\n" if !$quiet;; | |
153 | return 1; | |
154 | } | |
155 | } | |
156 | } | |
2c3a6c0a | 157 | |
21800a71 FG |
158 | sub rotate_authkey { |
159 | return if $authkey_lifetime == 0; | |
160 | ||
03593f3d | 161 | PVE::Cluster::cfs_lock_authkey(undef, sub { |
21800a71 FG |
162 | # re-check with lock to avoid double rotation in clusters |
163 | return if check_authkey(); | |
164 | ||
165 | my $old = get_pubkey(); | |
166 | ||
167 | if ($old) { | |
168 | eval { | |
169 | my $pem = $old->get_public_key_x509_string(); | |
170 | PVE::Tools::file_set_contents($pve_auth_key_files->{pubold}, $pem); | |
171 | }; | |
172 | die "Failed to store old auth key: $@\n" if $@; | |
173 | } | |
174 | ||
175 | my $new = Crypt::OpenSSL::RSA->generate_key(2048); | |
176 | eval { | |
177 | my $pem = $new->get_public_key_x509_string(); | |
178 | PVE::Tools::file_set_contents($pve_auth_key_files->{pub}, $pem); | |
179 | }; | |
180 | if ($@) { | |
181 | if ($old) { | |
182 | warn "Failed to store new auth key - $@\n"; | |
183 | warn "Reverting to previous auth key\n"; | |
184 | eval { | |
185 | my $pem = $old->get_public_key_x509_string(); | |
186 | PVE::Tools::file_set_contents($pve_auth_key_files->{pub}, $pem); | |
187 | }; | |
188 | die "Failed to restore old auth key: $@\n" if $@; | |
189 | } else { | |
190 | die "Failed to store new auth key - $@\n"; | |
191 | } | |
192 | } | |
193 | ||
194 | eval { | |
195 | my $pem = $new->get_private_key_string(); | |
196 | PVE::Tools::file_set_contents($pve_auth_key_files->{priv}, $pem); | |
197 | }; | |
198 | if ($@) { | |
199 | warn "Failed to store new auth key - $@\n"; | |
200 | warn "Deleting auth key to force regeneration\n"; | |
201 | unlink $pve_auth_key_files->{pub}; | |
202 | unlink $pve_auth_key_files->{priv}; | |
203 | } | |
204 | }); | |
205 | die $@ if $@; | |
2c3a6c0a DM |
206 | } |
207 | ||
208 | my $csrf_prevention_secret; | |
209 | my $get_csrfr_secret = sub { | |
210 | if (!$csrf_prevention_secret) { | |
66931b11 | 211 | my $input = PVE::Tools::file_get_contents($pve_www_key_fn); |
2c3a6c0a DM |
212 | $csrf_prevention_secret = Digest::SHA::sha1_base64($input); |
213 | } | |
214 | return $csrf_prevention_secret; | |
215 | }; | |
216 | ||
217 | sub assemble_csrf_prevention_token { | |
218 | my ($username) = @_; | |
219 | ||
a1f8aaae | 220 | my $secret = &$get_csrfr_secret(); |
2c3a6c0a | 221 | |
a1f8aaae | 222 | return PVE::Ticket::assemble_csrf_prevention_token ($secret, $username); |
2c3a6c0a DM |
223 | } |
224 | ||
225 | sub verify_csrf_prevention_token { | |
226 | my ($username, $token, $noerr) = @_; | |
227 | ||
a1f8aaae | 228 | my $secret = &$get_csrfr_secret(); |
2c3a6c0a | 229 | |
a1f8aaae DM |
230 | return PVE::Ticket::verify_csrf_prevention_token( |
231 | $secret, $username, $token, -300, $ticket_lifetime, $noerr); | |
2c3a6c0a DM |
232 | } |
233 | ||
21800a71 FG |
234 | my $get_ticket_age_range = sub { |
235 | my ($now, $mtime, $rotated) = @_; | |
236 | ||
237 | my $key_age = $now - $mtime; | |
238 | $key_age = 0 if $key_age < 0; | |
239 | ||
240 | my $min = -300; | |
241 | my $max = $ticket_lifetime; | |
242 | ||
243 | if ($rotated) { | |
244 | # ticket creation after rotation is not allowed | |
245 | $min = $key_age - 300; | |
246 | } else { | |
247 | if ($key_age > $authkey_lifetime && $authkey_lifetime > 0) { | |
248 | if (PVE::Cluster::check_cfs_quorum(1)) { | |
249 | # key should have been rotated, clamp range accordingly | |
250 | $min = $key_age - $authkey_lifetime; | |
251 | } else { | |
252 | warn "Cluster not quorate - extending auth key lifetime!\n"; | |
253 | } | |
254 | } | |
255 | ||
256 | $max = $key_age + 300 if $key_age < $ticket_lifetime; | |
257 | } | |
2c3a6c0a | 258 | |
21800a71 FG |
259 | return undef if $min > $ticket_lifetime; |
260 | return ($min, $max); | |
261 | }; | |
2c3a6c0a DM |
262 | |
263 | sub assemble_ticket { | |
264 | my ($username) = @_; | |
265 | ||
266 | my $rsa_priv = get_privkey(); | |
267 | ||
a1f8aaae | 268 | return PVE::Ticket::assemble_rsa_ticket($rsa_priv, 'PVE', $username); |
2c3a6c0a DM |
269 | } |
270 | ||
271 | sub verify_ticket { | |
272 | my ($ticket, $noerr) = @_; | |
273 | ||
21800a71 FG |
274 | my $now = time(); |
275 | ||
276 | my $check = sub { | |
277 | my ($old) = @_; | |
278 | ||
279 | my ($rsa_pub, $rsa_mtime) = get_pubkey($old); | |
280 | return undef if !$rsa_pub; | |
281 | ||
282 | my ($min, $max) = $get_ticket_age_range->($now, $rsa_mtime, $old); | |
283 | return undef if !$min; | |
284 | ||
285 | return PVE::Ticket::verify_rsa_ticket( | |
286 | $rsa_pub, 'PVE', $ticket, undef, $min, $max, 1); | |
287 | }; | |
a1f8aaae | 288 | |
21800a71 | 289 | my ($username, $age) = $check->(); |
a1f8aaae | 290 | |
21800a71 FG |
291 | # check with old, rotated key if current key failed |
292 | ($username, $age) = $check->(1) if !defined($username); | |
293 | ||
294 | if (!defined($username)) { | |
295 | if ($noerr) { | |
296 | return undef; | |
297 | } else { | |
298 | # raise error via undef ticket | |
299 | PVE::Ticket::verify_rsa_ticket(undef, 'PVE'); | |
300 | } | |
301 | } | |
2c3a6c0a | 302 | |
a1f8aaae | 303 | return undef if !PVE::Auth::Plugin::verify_username($username, $noerr); |
2c3a6c0a | 304 | |
a1f8aaae | 305 | return wantarray ? ($username, $age) : $username; |
2c3a6c0a DM |
306 | } |
307 | ||
adf8d771 DM |
308 | # VNC tickets |
309 | # - they do not contain the username in plain text | |
310 | # - they are restricted to a specific resource path (example: '/vms/100') | |
311 | sub assemble_vnc_ticket { | |
312 | my ($username, $path) = @_; | |
313 | ||
314 | my $rsa_priv = get_privkey(); | |
315 | ||
adf8d771 DM |
316 | $path = normalize_path($path); |
317 | ||
a1f8aaae | 318 | my $secret_data = "$username:$path"; |
adf8d771 | 319 | |
a1f8aaae DM |
320 | return PVE::Ticket::assemble_rsa_ticket( |
321 | $rsa_priv, 'PVEVNC', undef, $secret_data); | |
adf8d771 DM |
322 | } |
323 | ||
324 | sub verify_vnc_ticket { | |
325 | my ($ticket, $username, $path, $noerr) = @_; | |
326 | ||
a1f8aaae | 327 | my $secret_data = "$username:$path"; |
adf8d771 | 328 | |
21800a71 FG |
329 | my ($rsa_pub, $rsa_mtime) = get_pubkey(); |
330 | if (!$rsa_pub || (time() - $rsa_mtime > $authkey_lifetime)) { | |
331 | if ($noerr) { | |
332 | return undef; | |
333 | } else { | |
334 | # raise error via undef ticket | |
335 | PVE::Ticket::verify_rsa_ticket($rsa_pub, 'PVEVNC'); | |
336 | } | |
337 | } | |
338 | ||
a1f8aaae DM |
339 | return PVE::Ticket::verify_rsa_ticket( |
340 | $rsa_pub, 'PVEVNC', $ticket, $secret_data, -20, 40, $noerr); | |
adf8d771 DM |
341 | } |
342 | ||
23b35225 | 343 | sub assemble_spice_ticket { |
bf3e6d31 | 344 | my ($username, $vmid, $node) = @_; |
23b35225 | 345 | |
3f62bdbe | 346 | my $secret = &$get_csrfr_secret(); |
23b35225 | 347 | |
a1f8aaae DM |
348 | return PVE::Ticket::assemble_spice_ticket( |
349 | $secret, $username, $vmid, $node); | |
bf3e6d31 DM |
350 | } |
351 | ||
352 | sub verify_spice_connect_url { | |
353 | my ($connect_str) = @_; | |
354 | ||
a1f8aaae | 355 | my $secret = &$get_csrfr_secret(); |
bf3e6d31 | 356 | |
a1f8aaae | 357 | return PVE::Ticket::verify_spice_connect_url($secret, $connect_str); |
23b35225 AD |
358 | } |
359 | ||
cee5583b DM |
360 | sub read_x509_subject_spice { |
361 | my ($filename) = @_; | |
362 | ||
363 | # read x509 subject | |
364 | my $bio = Net::SSLeay::BIO_new_file($filename, 'r'); | |
44903703 FG |
365 | die "Could not open $filename using OpenSSL\n" |
366 | if !$bio; | |
367 | ||
cee5583b DM |
368 | my $x509 = Net::SSLeay::PEM_read_bio_X509($bio); |
369 | Net::SSLeay::BIO_free($bio); | |
44903703 FG |
370 | |
371 | die "Could not parse X509 certificate in $filename\n" | |
372 | if !$x509; | |
373 | ||
cee5583b DM |
374 | my $nameobj = Net::SSLeay::X509_get_subject_name($x509); |
375 | my $subject = Net::SSLeay::X509_NAME_oneline($nameobj); | |
376 | Net::SSLeay::X509_free($x509); | |
66931b11 | 377 | |
cee5583b DM |
378 | # remote-viewer wants comma as seperator (not '/') |
379 | $subject =~ s!^/!!; | |
380 | $subject =~ s!/(\w+=)!,$1!g; | |
381 | ||
382 | return $subject; | |
383 | } | |
384 | ||
385 | # helper to generate SPICE remote-viewer configuration | |
386 | sub remote_viewer_config { | |
387 | my ($authuser, $vmid, $node, $proxy, $title, $port) = @_; | |
388 | ||
389 | if (!$proxy) { | |
390 | my $host = `hostname -f` || PVE::INotify::nodename(); | |
391 | chomp $host; | |
392 | $proxy = $host; | |
393 | } | |
394 | ||
395 | my ($ticket, $proxyticket) = assemble_spice_ticket($authuser, $vmid, $node); | |
396 | ||
397 | my $filename = "/etc/pve/local/pve-ssl.pem"; | |
398 | my $subject = read_x509_subject_spice($filename); | |
399 | ||
400 | my $cacert = PVE::Tools::file_get_contents("/etc/pve/pve-root-ca.pem", 8192); | |
401 | $cacert =~ s/\n/\\n/g; | |
63691fc6 | 402 | |
25167526 | 403 | $proxy = "[$proxy]" if Net::IP::ip_is_ipv6($proxy); |
cee5583b | 404 | my $config = { |
63691fc6 DM |
405 | 'secure-attention' => "Ctrl+Alt+Ins", |
406 | 'toggle-fullscreen' => "Shift+F11", | |
407 | 'release-cursor' => "Ctrl+Alt+R", | |
cee5583b DM |
408 | type => 'spice', |
409 | title => $title, | |
1075c589 | 410 | host => $proxyticket, # this breaks tls hostname verification, so we need to use 'host-subject' |
cee5583b DM |
411 | proxy => "http://$proxy:3128", |
412 | 'tls-port' => $port, | |
413 | 'host-subject' => $subject, | |
414 | ca => $cacert, | |
415 | password => $ticket, | |
416 | 'delete-this-file' => 1, | |
417 | }; | |
418 | ||
419 | return ($ticket, $proxyticket, $config); | |
420 | } | |
421 | ||
37d45deb | 422 | sub check_user_exist { |
7070c1ae | 423 | my ($usercfg, $username, $noerr) = @_; |
2c3a6c0a | 424 | |
5bb4e06a | 425 | $username = PVE::Auth::Plugin::verify_username($username, $noerr); |
2c3a6c0a | 426 | return undef if !$username; |
66931b11 | 427 | |
37d45deb DM |
428 | return $usercfg->{users}->{$username} if $usercfg && $usercfg->{users}->{$username}; |
429 | ||
430 | die "no such user ('$username')\n" if !$noerr; | |
66931b11 | 431 | |
37d45deb DM |
432 | return undef; |
433 | } | |
434 | ||
435 | sub check_user_enabled { | |
436 | my ($usercfg, $username, $noerr) = @_; | |
437 | ||
438 | my $data = check_user_exist($usercfg, $username, $noerr); | |
439 | return undef if !$data; | |
440 | ||
441 | return 1 if $data->{enable}; | |
2c3a6c0a | 442 | |
37d45deb | 443 | die "user '$username' is disabled\n" if !$noerr; |
66931b11 | 444 | |
7070c1ae | 445 | return undef; |
2c3a6c0a DM |
446 | } |
447 | ||
96f8ebd6 DM |
448 | sub verify_one_time_pw { |
449 | my ($usercfg, $username, $tfa_cfg, $otp) = @_; | |
450 | ||
451 | my $type = $tfa_cfg->{type}; | |
452 | ||
1075c589 | 453 | die "missing one time password for two-factor authentication '$type'\n" if !$otp; |
96f8ebd6 DM |
454 | |
455 | # fixme: proxy support? | |
456 | my $proxy; | |
457 | ||
458 | if ($type eq 'yubico') { | |
459 | my $keys = $usercfg->{users}->{$username}->{keys}; | |
972859d1 DM |
460 | PVE::OTP::yubico_verify_otp($otp, $keys, $tfa_cfg->{url}, |
461 | $tfa_cfg->{id}, $tfa_cfg->{key}, $proxy); | |
1abc2c0a DM |
462 | } elsif ($type eq 'oath') { |
463 | my $keys = $usercfg->{users}->{$username}->{keys}; | |
972859d1 | 464 | PVE::OTP::oath_verify_otp($otp, $keys, $tfa_cfg->{step}, $tfa_cfg->{digits}); |
96f8ebd6 DM |
465 | } else { |
466 | die "unknown tfa type '$type'\n"; | |
467 | } | |
96f8ebd6 DM |
468 | } |
469 | ||
2c3a6c0a | 470 | # password should be utf8 encoded |
1075c589 | 471 | # Note: some plugins delay/sleep if auth fails |
2c3a6c0a | 472 | sub authenticate_user { |
96f8ebd6 | 473 | my ($username, $password, $otp) = @_; |
2c3a6c0a DM |
474 | |
475 | die "no username specified\n" if !$username; | |
66931b11 | 476 | |
5bb4e06a | 477 | my ($ruid, $realm); |
2c3a6c0a | 478 | |
5bb4e06a | 479 | ($username, $ruid, $realm) = PVE::Auth::Plugin::verify_username($username); |
2c3a6c0a DM |
480 | |
481 | my $usercfg = cfs_read_file('user.cfg'); | |
482 | ||
6126ab75 | 483 | check_user_enabled($usercfg, $username); |
2c3a6c0a DM |
484 | |
485 | my $ctime = time(); | |
486 | my $expire = $usercfg->{users}->{$username}->{expire}; | |
487 | ||
6126ab75 | 488 | die "account expired\n" if $expire && ($expire < $ctime); |
2c3a6c0a | 489 | |
5bb4e06a | 490 | my $domain_cfg = cfs_read_file('domains.cfg'); |
2c3a6c0a | 491 | |
6126ab75 DM |
492 | my $cfg = $domain_cfg->{ids}->{$realm}; |
493 | die "auth domain '$realm' does not exists\n" if !$cfg; | |
494 | my $plugin = PVE::Auth::Plugin->lookup($cfg->{type}); | |
495 | $plugin->authenticate_user($cfg, $realm, $ruid, $password); | |
2c3a6c0a | 496 | |
96f8ebd6 DM |
497 | if ($cfg->{tfa}) { |
498 | my $tfa_cfg = PVE::Auth::Plugin::parse_tfa_config($cfg->{tfa}); | |
499 | verify_one_time_pw($usercfg, $username, $tfa_cfg, $otp); | |
500 | } | |
501 | ||
5bb4e06a | 502 | return $username; |
2c3a6c0a DM |
503 | } |
504 | ||
505 | sub domain_set_password { | |
5bb4e06a | 506 | my ($realm, $username, $password) = @_; |
2c3a6c0a DM |
507 | |
508 | die "no auth domain specified" if !$realm; | |
509 | ||
5bb4e06a DM |
510 | my $domain_cfg = cfs_read_file('domains.cfg'); |
511 | ||
512 | my $cfg = $domain_cfg->{ids}->{$realm}; | |
1075c589 | 513 | die "auth domain '$realm' does not exist\n" if !$cfg; |
5bb4e06a DM |
514 | my $plugin = PVE::Auth::Plugin->lookup($cfg->{type}); |
515 | $plugin->store_password($cfg, $realm, $username, $password); | |
2c3a6c0a DM |
516 | } |
517 | ||
518 | sub add_user_group { | |
2c3a6c0a | 519 | my ($username, $usercfg, $group) = @_; |
66931b11 | 520 | |
2c3a6c0a DM |
521 | $usercfg->{users}->{$username}->{groups}->{$group} = 1; |
522 | $usercfg->{groups}->{$group}->{users}->{$username} = 1; | |
523 | } | |
524 | ||
525 | sub delete_user_group { | |
2c3a6c0a | 526 | my ($username, $usercfg) = @_; |
66931b11 | 527 | |
2c3a6c0a DM |
528 | foreach my $group (keys %{$usercfg->{groups}}) { |
529 | ||
66931b11 | 530 | delete ($usercfg->{groups}->{$group}->{users}->{$username}) |
2c3a6c0a DM |
531 | if $usercfg->{groups}->{$group}->{users}->{$username}; |
532 | } | |
533 | } | |
534 | ||
535 | sub delete_user_acl { | |
2c3a6c0a DM |
536 | my ($username, $usercfg) = @_; |
537 | ||
538 | foreach my $acl (keys %{$usercfg->{acl}}) { | |
539 | ||
66931b11 | 540 | delete ($usercfg->{acl}->{$acl}->{users}->{$username}) |
2c3a6c0a DM |
541 | if $usercfg->{acl}->{$acl}->{users}->{$username}; |
542 | } | |
2c3a6c0a | 543 | } |
39c85db8 | 544 | |
2c3a6c0a | 545 | sub delete_group_acl { |
2c3a6c0a DM |
546 | my ($group, $usercfg) = @_; |
547 | ||
548 | foreach my $acl (keys %{$usercfg->{acl}}) { | |
549 | ||
66931b11 | 550 | delete ($usercfg->{acl}->{$acl}->{groups}->{$group}) |
2c3a6c0a DM |
551 | if $usercfg->{acl}->{$acl}->{groups}->{$group}; |
552 | } | |
39c85db8 DM |
553 | } |
554 | ||
555 | sub delete_pool_acl { | |
39c85db8 | 556 | my ($pool, $usercfg) = @_; |
2c3a6c0a | 557 | |
39c85db8 DM |
558 | my $path = "/pool/$pool"; |
559 | ||
3b4a3f94 | 560 | delete ($usercfg->{acl}->{$path}) |
2c3a6c0a DM |
561 | } |
562 | ||
563 | # we automatically create some predefined roles by splitting privs | |
564 | # into 3 groups (per category) | |
565 | # root: only root is allowed to do that | |
566 | # admin: an administrator can to that | |
1075c589 | 567 | # user: a normal user/customer can to that |
2c3a6c0a DM |
568 | my $privgroups = { |
569 | VM => { | |
570 | root => [], | |
66931b11 DM |
571 | admin => [ |
572 | 'VM.Config.Disk', | |
573 | 'VM.Config.CPU', | |
574 | 'VM.Config.Memory', | |
575 | 'VM.Config.Network', | |
c0fead8c | 576 | 'VM.Config.HWType', |
66931b11 DM |
577 | 'VM.Config.Options', # covers all other things |
578 | 'VM.Allocate', | |
579 | 'VM.Clone', | |
2c3a6c0a | 580 | 'VM.Migrate', |
66931b11 DM |
581 | 'VM.Monitor', |
582 | 'VM.Snapshot', | |
aad513f6 | 583 | 'VM.Snapshot.Rollback', |
2c3a6c0a DM |
584 | ], |
585 | user => [ | |
cc7bdf33 | 586 | 'VM.Config.CDROM', # change CDROM media |
66931b11 | 587 | 'VM.Console', |
68d5a86d | 588 | 'VM.Backup', |
2c3a6c0a DM |
589 | 'VM.PowerMgmt', |
590 | ], | |
66931b11 | 591 | audit => [ |
82b63965 | 592 | 'VM.Audit', |
2c3a6c0a DM |
593 | ], |
594 | }, | |
595 | Sys => { | |
596 | root => [ | |
66931b11 | 597 | 'Sys.PowerMgmt', |
37d45deb | 598 | 'Sys.Modify', # edit/change node settings |
2c3a6c0a DM |
599 | ], |
600 | admin => [ | |
2e376c58 | 601 | 'Permissions.Modify', |
66931b11 | 602 | 'Sys.Console', |
2c3a6c0a DM |
603 | 'Sys.Syslog', |
604 | ], | |
605 | user => [], | |
606 | audit => [ | |
607 | 'Sys.Audit', | |
608 | ], | |
609 | }, | |
610 | Datastore => { | |
2e376c58 | 611 | root => [], |
19f60b5e DM |
612 | admin => [ |
613 | 'Datastore.Allocate', | |
373cb383 | 614 | 'Datastore.AllocateTemplate', |
19f60b5e | 615 | ], |
2c3a6c0a DM |
616 | user => [ |
617 | 'Datastore.AllocateSpace', | |
618 | ], | |
619 | audit => [ | |
620 | 'Datastore.Audit', | |
621 | ], | |
622 | }, | |
12683df7 | 623 | User => { |
82b63965 DM |
624 | root => [ |
625 | 'Realm.Allocate', | |
626 | ], | |
12683df7 DM |
627 | admin => [ |
628 | 'User.Modify', | |
82b63965 | 629 | 'Group.Allocate', # edit/change group settings |
66931b11 | 630 | 'Realm.AllocateUser', |
19f60b5e | 631 | ], |
12683df7 DM |
632 | user => [], |
633 | audit => [], | |
634 | }, | |
dee1c882 DM |
635 | Pool => { |
636 | root => [], | |
637 | admin => [ | |
638 | 'Pool.Allocate', # create/delete pools | |
639 | ], | |
640 | user => [], | |
641 | audit => [], | |
642 | }, | |
2c3a6c0a DM |
643 | }; |
644 | ||
645 | my $valid_privs = {}; | |
646 | ||
647 | my $special_roles = { | |
1075c589 FG |
648 | 'NoAccess' => {}, # no privileges |
649 | 'Administrator' => $valid_privs, # all privileges | |
2c3a6c0a DM |
650 | }; |
651 | ||
652 | sub create_roles { | |
653 | ||
654 | foreach my $cat (keys %$privgroups) { | |
655 | my $cd = $privgroups->{$cat}; | |
66931b11 | 656 | foreach my $p (@{$cd->{root}}, @{$cd->{admin}}, |
2c3a6c0a DM |
657 | @{$cd->{user}}, @{$cd->{audit}}) { |
658 | $valid_privs->{$p} = 1; | |
659 | } | |
660 | foreach my $p (@{$cd->{admin}}, @{$cd->{user}}, @{$cd->{audit}}) { | |
661 | ||
662 | $special_roles->{"PVE${cat}Admin"}->{$p} = 1; | |
663 | $special_roles->{"PVEAdmin"}->{$p} = 1; | |
664 | } | |
665 | if (scalar(@{$cd->{user}})) { | |
666 | foreach my $p (@{$cd->{user}}, @{$cd->{audit}}) { | |
667 | $special_roles->{"PVE${cat}User"}->{$p} = 1; | |
668 | } | |
669 | } | |
670 | foreach my $p (@{$cd->{audit}}) { | |
671 | $special_roles->{"PVEAuditor"}->{$p} = 1; | |
672 | } | |
673 | } | |
ff4b2235 | 674 | |
7b395f99 | 675 | $special_roles->{"PVETemplateUser"} = { 'VM.Clone' => 1, 'VM.Audit' => 1 }; |
2c3a6c0a DM |
676 | }; |
677 | ||
678 | create_roles(); | |
679 | ||
0fea3f16 DC |
680 | sub create_priv_properties { |
681 | my $properties = {}; | |
682 | foreach my $priv (keys %$valid_privs) { | |
683 | $properties->{$priv} = { | |
684 | type => 'boolean', | |
685 | optional => 1, | |
686 | }; | |
687 | } | |
688 | return $properties; | |
689 | } | |
690 | ||
894e6f0c PA |
691 | sub role_is_special { |
692 | my ($role) = @_; | |
b7ba86d4 | 693 | return (exists $special_roles->{$role}) ? 1 : 0; |
894e6f0c PA |
694 | } |
695 | ||
2c3a6c0a DM |
696 | sub add_role_privs { |
697 | my ($role, $usercfg, $privs) = @_; | |
698 | ||
699 | return if !$privs; | |
700 | ||
701 | die "role '$role' does not exist\n" if !$usercfg->{roles}->{$role}; | |
702 | ||
703 | foreach my $priv (split_list($privs)) { | |
704 | if (defined ($valid_privs->{$priv})) { | |
705 | $usercfg->{roles}->{$role}->{$priv} = 1; | |
706 | } else { | |
1075c589 | 707 | die "invalid privilege '$priv'\n"; |
66931b11 DM |
708 | } |
709 | } | |
2c3a6c0a DM |
710 | } |
711 | ||
712 | sub normalize_path { | |
713 | my $path = shift; | |
714 | ||
4bc17477 | 715 | $path =~ s|/+|/|g; |
2c3a6c0a DM |
716 | |
717 | $path =~ s|/$||; | |
718 | ||
719 | $path = '/' if !$path; | |
720 | ||
4bc17477 DM |
721 | $path = "/$path" if $path !~ m|^/|; |
722 | ||
e4f8fc2e | 723 | return undef if $path !~ m|^[[:alnum:]\.\-\_\/]+$|; |
2c3a6c0a DM |
724 | |
725 | return $path; | |
66931b11 | 726 | } |
2c3a6c0a | 727 | |
2c3a6c0a DM |
728 | PVE::JSONSchema::register_format('pve-groupid', \&verify_groupname); |
729 | sub verify_groupname { | |
730 | my ($groupname, $noerr) = @_; | |
731 | ||
732 | if ($groupname !~ m/^[A-Za-z0-9\.\-_]+$/) { | |
733 | ||
734 | die "group name '$groupname' contains invalid characters\n" if !$noerr; | |
735 | ||
736 | return undef; | |
737 | } | |
66931b11 | 738 | |
2c3a6c0a DM |
739 | return $groupname; |
740 | } | |
741 | ||
742 | PVE::JSONSchema::register_format('pve-roleid', \&verify_rolename); | |
743 | sub verify_rolename { | |
744 | my ($rolename, $noerr) = @_; | |
745 | ||
746 | if ($rolename !~ m/^[A-Za-z0-9\.\-_]+$/) { | |
747 | ||
748 | die "role name '$rolename' contains invalid characters\n" if !$noerr; | |
749 | ||
750 | return undef; | |
751 | } | |
66931b11 | 752 | |
2c3a6c0a DM |
753 | return $rolename; |
754 | } | |
755 | ||
16e50b59 | 756 | PVE::JSONSchema::register_format('pve-poolid', \&verify_poolname); |
39c85db8 DM |
757 | sub verify_poolname { |
758 | my ($poolname, $noerr) = @_; | |
759 | ||
760 | if ($poolname !~ m/^[A-Za-z0-9\.\-_]+$/) { | |
761 | ||
762 | die "pool name '$poolname' contains invalid characters\n" if !$noerr; | |
763 | ||
764 | return undef; | |
765 | } | |
66931b11 | 766 | |
39c85db8 DM |
767 | return $poolname; |
768 | } | |
769 | ||
2c3a6c0a DM |
770 | PVE::JSONSchema::register_format('pve-priv', \&verify_privname); |
771 | sub verify_privname { | |
772 | my ($priv, $noerr) = @_; | |
773 | ||
774 | if (!$valid_privs->{$priv}) { | |
1075c589 | 775 | die "invalid privilege '$priv'\n" if !$noerr; |
2c3a6c0a DM |
776 | |
777 | return undef; | |
778 | } | |
66931b11 | 779 | |
2c3a6c0a DM |
780 | return $priv; |
781 | } | |
782 | ||
783 | sub userconfig_force_defaults { | |
784 | my ($cfg) = @_; | |
785 | ||
786 | foreach my $r (keys %$special_roles) { | |
787 | $cfg->{roles}->{$r} = $special_roles->{$r}; | |
788 | } | |
789 | ||
7279f31c WL |
790 | # add root user if not exists |
791 | if (!$cfg->{users}->{'root@pam'}) { | |
66931b11 | 792 | $cfg->{users}->{'root@pam'}->{enable} = 1; |
7279f31c | 793 | } |
2c3a6c0a DM |
794 | } |
795 | ||
796 | sub parse_user_config { | |
797 | my ($filename, $raw) = @_; | |
798 | ||
799 | my $cfg = {}; | |
800 | ||
801 | userconfig_force_defaults($cfg); | |
802 | ||
d6eb6621 | 803 | $raw = '' if !defined($raw); |
62af314a | 804 | while ($raw =~ /^\s*(.+?)\s*$/gm) { |
2c3a6c0a | 805 | my $line = $1; |
2c3a6c0a DM |
806 | my @data; |
807 | ||
808 | foreach my $d (split (/:/, $line)) { | |
66931b11 | 809 | $d =~ s/^\s+//; |
2c3a6c0a DM |
810 | $d =~ s/\s+$//; |
811 | push @data, $d | |
812 | } | |
813 | ||
814 | my $et = shift @data; | |
815 | ||
816 | if ($et eq 'user') { | |
96f8ebd6 | 817 | my ($user, $enable, $expire, $firstname, $lastname, $email, $comment, $keys) = @data; |
2c3a6c0a | 818 | |
5bb4e06a | 819 | my (undef, undef, $realm) = PVE::Auth::Plugin::verify_username($user, 1); |
2c3a6c0a DM |
820 | if (!$realm) { |
821 | warn "user config - ignore user '$user' - invalid user name\n"; | |
822 | next; | |
823 | } | |
824 | ||
825 | $enable = $enable ? 1 : 0; | |
826 | ||
827 | $expire = 0 if !$expire; | |
828 | ||
829 | if ($expire !~ m/^\d+$/) { | |
830 | warn "user config - ignore user '$user' - (illegal characters in expire '$expire')\n"; | |
831 | next; | |
832 | } | |
833 | $expire = int($expire); | |
834 | ||
835 | #if (!verify_groupname ($group, 1)) { | |
836 | # warn "user config - ignore user '$user' - invalid characters in group name\n"; | |
837 | # next; | |
838 | #} | |
839 | ||
840 | $cfg->{users}->{$user} = { | |
841 | enable => $enable, | |
842 | # group => $group, | |
843 | }; | |
844 | $cfg->{users}->{$user}->{firstname} = PVE::Tools::decode_text($firstname) if $firstname; | |
845 | $cfg->{users}->{$user}->{lastname} = PVE::Tools::decode_text($lastname) if $lastname; | |
846 | $cfg->{users}->{$user}->{email} = $email; | |
847 | $cfg->{users}->{$user}->{comment} = PVE::Tools::decode_text($comment) if $comment; | |
848 | $cfg->{users}->{$user}->{expire} = $expire; | |
1abc2c0a | 849 | # keys: allowed yubico key ids or oath secrets (base32 encoded) |
66931b11 | 850 | $cfg->{users}->{$user}->{keys} = $keys if $keys; |
2c3a6c0a DM |
851 | |
852 | #$cfg->{users}->{$user}->{groups}->{$group} = 1; | |
853 | #$cfg->{groups}->{$group}->{$user} = 1; | |
854 | ||
855 | } elsif ($et eq 'group') { | |
856 | my ($group, $userlist, $comment) = @data; | |
857 | ||
858 | if (!verify_groupname($group, 1)) { | |
859 | warn "user config - ignore group '$group' - invalid characters in group name\n"; | |
860 | next; | |
861 | } | |
862 | ||
863 | # make sure to add the group (even if there are no members) | |
864 | $cfg->{groups}->{$group} = { users => {} } if !$cfg->{groups}->{$group}; | |
865 | ||
866 | $cfg->{groups}->{$group}->{comment} = PVE::Tools::decode_text($comment) if $comment; | |
867 | ||
868 | foreach my $user (split_list($userlist)) { | |
869 | ||
5bb4e06a | 870 | if (!PVE::Auth::Plugin::verify_username($user, 1)) { |
2c3a6c0a DM |
871 | warn "user config - ignore invalid group member '$user'\n"; |
872 | next; | |
873 | } | |
874 | ||
66931b11 | 875 | if ($cfg->{users}->{$user}) { # user exists |
2c3a6c0a DM |
876 | $cfg->{users}->{$user}->{groups}->{$group} = 1; |
877 | $cfg->{groups}->{$group}->{users}->{$user} = 1; | |
878 | } else { | |
879 | warn "user config - ignore invalid group member '$user'\n"; | |
880 | } | |
881 | } | |
882 | ||
883 | } elsif ($et eq 'role') { | |
884 | my ($role, $privlist) = @data; | |
66931b11 | 885 | |
2c3a6c0a DM |
886 | if (!verify_rolename($role, 1)) { |
887 | warn "user config - ignore role '$role' - invalid characters in role name\n"; | |
888 | next; | |
889 | } | |
890 | ||
891 | # make sure to add the role (even if there are no privileges) | |
892 | $cfg->{roles}->{$role} = {} if !$cfg->{roles}->{$role}; | |
893 | ||
894 | foreach my $priv (split_list($privlist)) { | |
895 | if (defined ($valid_privs->{$priv})) { | |
896 | $cfg->{roles}->{$role}->{$priv} = 1; | |
897 | } else { | |
898 | warn "user config - ignore invalid priviledge '$priv'\n"; | |
66931b11 | 899 | } |
2c3a6c0a | 900 | } |
66931b11 | 901 | |
2c3a6c0a DM |
902 | } elsif ($et eq 'acl') { |
903 | my ($propagate, $pathtxt, $uglist, $rolelist) = @data; | |
904 | ||
905 | if (my $path = normalize_path($pathtxt)) { | |
906 | foreach my $role (split_list($rolelist)) { | |
66931b11 | 907 | |
2c3a6c0a DM |
908 | if (!verify_rolename($role, 1)) { |
909 | warn "user config - ignore invalid role name '$role' in acl\n"; | |
910 | next; | |
911 | } | |
912 | ||
913 | foreach my $ug (split_list($uglist)) { | |
9b217226 | 914 | if ($ug =~ m/^@(\S+)$/) { |
2c3a6c0a | 915 | my $group = $1; |
66931b11 | 916 | if ($cfg->{groups}->{$group}) { # group exists |
2c3a6c0a DM |
917 | $cfg->{acl}->{$path}->{groups}->{$group}->{$role} = $propagate; |
918 | } else { | |
919 | warn "user config - ignore invalid acl group '$group'\n"; | |
920 | } | |
5bb4e06a | 921 | } elsif (PVE::Auth::Plugin::verify_username($ug, 1)) { |
66931b11 | 922 | if ($cfg->{users}->{$ug}) { # user exists |
2c3a6c0a DM |
923 | $cfg->{acl}->{$path}->{users}->{$ug}->{$role} = $propagate; |
924 | } else { | |
925 | warn "user config - ignore invalid acl member '$ug'\n"; | |
926 | } | |
927 | } else { | |
928 | warn "user config - invalid user/group '$ug' in acl\n"; | |
929 | } | |
930 | } | |
931 | } | |
932 | } else { | |
933 | warn "user config - ignore invalid path in acl '$pathtxt'\n"; | |
934 | } | |
4bc17477 | 935 | } elsif ($et eq 'pool') { |
39c85db8 | 936 | my ($pool, $comment, $vmlist, $storelist) = @data; |
4bc17477 | 937 | |
39c85db8 DM |
938 | if (!verify_poolname($pool, 1)) { |
939 | warn "user config - ignore pool '$pool' - invalid characters in pool name\n"; | |
940 | next; | |
941 | } | |
4bc17477 | 942 | |
39c85db8 DM |
943 | # make sure to add the pool (even if there are no members) |
944 | $cfg->{pools}->{$pool} = { vms => {}, storage => {} } if !$cfg->{pools}->{$pool}; | |
4bc17477 | 945 | |
39c85db8 | 946 | $cfg->{pools}->{$pool}->{comment} = PVE::Tools::decode_text($comment) if $comment; |
4bc17477 | 947 | |
39c85db8 DM |
948 | foreach my $vmid (split_list($vmlist)) { |
949 | if ($vmid !~ m/^\d+$/) { | |
950 | warn "user config - ignore invalid vmid '$vmid' in pool '$pool'\n"; | |
951 | next; | |
4bc17477 | 952 | } |
39c85db8 | 953 | $vmid = int($vmid); |
4bc17477 | 954 | |
39c85db8 DM |
955 | if ($cfg->{vms}->{$vmid}) { |
956 | warn "user config - ignore duplicate vmid '$vmid' in pool '$pool'\n"; | |
957 | next; | |
4bc17477 DM |
958 | } |
959 | ||
39c85db8 | 960 | $cfg->{pools}->{$pool}->{vms}->{$vmid} = 1; |
66931b11 | 961 | |
39c85db8 DM |
962 | # record vmid ==> pool relation |
963 | $cfg->{vms}->{$vmid} = $pool; | |
964 | } | |
965 | ||
966 | foreach my $storeid (split_list($storelist)) { | |
967 | if ($storeid !~ m/^[a-z][a-z0-9\-\_\.]*[a-z0-9]$/i) { | |
968 | warn "user config - ignore invalid storage '$storeid' in pool '$pool'\n"; | |
969 | next; | |
970 | } | |
971 | $cfg->{pools}->{$pool}->{storage}->{$storeid} = 1; | |
4bc17477 | 972 | } |
2c3a6c0a DM |
973 | } else { |
974 | warn "user config - ignore config line: $line\n"; | |
975 | } | |
976 | } | |
977 | ||
978 | userconfig_force_defaults($cfg); | |
979 | ||
980 | return $cfg; | |
981 | } | |
982 | ||
2c3a6c0a DM |
983 | sub write_user_config { |
984 | my ($filename, $cfg) = @_; | |
985 | ||
986 | my $data = ''; | |
987 | ||
988 | foreach my $user (keys %{$cfg->{users}}) { | |
2c3a6c0a DM |
989 | my $d = $cfg->{users}->{$user}; |
990 | my $firstname = $d->{firstname} ? PVE::Tools::encode_text($d->{firstname}) : ''; | |
991 | my $lastname = $d->{lastname} ? PVE::Tools::encode_text($d->{lastname}) : ''; | |
992 | my $email = $d->{email} || ''; | |
993 | my $comment = $d->{comment} ? PVE::Tools::encode_text($d->{comment}) : ''; | |
5eabc984 | 994 | my $expire = int($d->{expire} || 0); |
2c3a6c0a | 995 | my $enable = $d->{enable} ? 1 : 0; |
96f8ebd6 DM |
996 | my $keys = $d->{keys} ? $d->{keys} : ''; |
997 | $data .= "user:$user:$enable:$expire:$firstname:$lastname:$email:$comment:$keys:\n"; | |
2c3a6c0a DM |
998 | } |
999 | ||
1000 | $data .= "\n"; | |
1001 | ||
1002 | foreach my $group (keys %{$cfg->{groups}}) { | |
1003 | my $d = $cfg->{groups}->{$group}; | |
1004 | my $list = join (',', keys %{$d->{users}}); | |
66931b11 | 1005 | my $comment = $d->{comment} ? PVE::Tools::encode_text($d->{comment}) : ''; |
2c3a6c0a DM |
1006 | $data .= "group:$group:$list:$comment:\n"; |
1007 | } | |
1008 | ||
1009 | $data .= "\n"; | |
1010 | ||
39c85db8 DM |
1011 | foreach my $pool (keys %{$cfg->{pools}}) { |
1012 | my $d = $cfg->{pools}->{$pool}; | |
4bc17477 DM |
1013 | my $vmlist = join (',', keys %{$d->{vms}}); |
1014 | my $storelist = join (',', keys %{$d->{storage}}); | |
66931b11 | 1015 | my $comment = $d->{comment} ? PVE::Tools::encode_text($d->{comment}) : ''; |
39c85db8 | 1016 | $data .= "pool:$pool:$comment:$vmlist:$storelist:\n"; |
4bc17477 DM |
1017 | } |
1018 | ||
1019 | $data .= "\n"; | |
1020 | ||
2c3a6c0a DM |
1021 | foreach my $role (keys %{$cfg->{roles}}) { |
1022 | next if $special_roles->{$role}; | |
1023 | ||
1024 | my $d = $cfg->{roles}->{$role}; | |
1025 | my $list = join (',', keys %$d); | |
1026 | $data .= "role:$role:$list:\n"; | |
1027 | } | |
1028 | ||
1029 | $data .= "\n"; | |
1030 | ||
1031 | foreach my $path (sort keys %{$cfg->{acl}}) { | |
1032 | my $d = $cfg->{acl}->{$path}; | |
1033 | ||
1034 | my $ra = {}; | |
1035 | ||
1036 | foreach my $group (keys %{$d->{groups}}) { | |
1037 | my $l0 = ''; | |
1038 | my $l1 = ''; | |
1039 | foreach my $role (sort keys %{$d->{groups}->{$group}}) { | |
1040 | my $propagate = $d->{groups}->{$group}->{$role}; | |
1041 | if ($propagate) { | |
1042 | $l1 .= ',' if $l1; | |
1043 | $l1 .= $role; | |
1044 | } else { | |
1045 | $l0 .= ',' if $l0; | |
1046 | $l0 .= $role; | |
1047 | } | |
1048 | } | |
1049 | $ra->{0}->{$l0}->{"\@$group"} = 1 if $l0; | |
1050 | $ra->{1}->{$l1}->{"\@$group"} = 1 if $l1; | |
1051 | } | |
1052 | ||
1053 | foreach my $user (keys %{$d->{users}}) { | |
1075c589 | 1054 | # no need to save, because root is always 'Administrator' |
66931b11 | 1055 | next if $user eq 'root@pam'; |
2c3a6c0a DM |
1056 | |
1057 | my $l0 = ''; | |
1058 | my $l1 = ''; | |
1059 | foreach my $role (sort keys %{$d->{users}->{$user}}) { | |
1060 | my $propagate = $d->{users}->{$user}->{$role}; | |
1061 | if ($propagate) { | |
1062 | $l1 .= ',' if $l1; | |
1063 | $l1 .= $role; | |
1064 | } else { | |
1065 | $l0 .= ',' if $l0; | |
1066 | $l0 .= $role; | |
1067 | } | |
1068 | } | |
1069 | $ra->{0}->{$l0}->{$user} = 1 if $l0; | |
1070 | $ra->{1}->{$l1}->{$user} = 1 if $l1; | |
1071 | } | |
1072 | ||
1073 | foreach my $rolelist (sort keys %{$ra->{0}}) { | |
1074 | my $uglist = join (',', keys %{$ra->{0}->{$rolelist}}); | |
1075 | $data .= "acl:0:$path:$uglist:$rolelist:\n"; | |
1076 | } | |
1077 | foreach my $rolelist (sort keys %{$ra->{1}}) { | |
1078 | my $uglist = join (',', keys %{$ra->{1}->{$rolelist}}); | |
1079 | $data .= "acl:1:$path:$uglist:$rolelist:\n"; | |
1080 | } | |
1081 | } | |
1082 | ||
1083 | return $data; | |
1084 | } | |
1085 | ||
1086 | sub roles { | |
1087 | my ($cfg, $user, $path) = @_; | |
1088 | ||
66931b11 | 1089 | # NOTE: we do not consider pools here. |
4bc17477 DM |
1090 | # You need to use $rpcenv->roles() instead if you want that. |
1091 | ||
2c3a6c0a DM |
1092 | return 'Administrator' if $user eq 'root@pam'; # root can do anything |
1093 | ||
1094 | my $perm = {}; | |
1095 | ||
1096 | foreach my $p (sort keys %{$cfg->{acl}}) { | |
1097 | my $final = ($path eq $p); | |
1098 | ||
1099 | next if !(($p eq '/') || $final || ($path =~ m|^$p/|)); | |
1100 | ||
1101 | my $acl = $cfg->{acl}->{$p}; | |
1102 | ||
1103 | #print "CHECKACL $path $p\n"; | |
1104 | #print "ACL $path = " . Dumper ($acl); | |
1105 | ||
1106 | if (my $ri = $acl->{users}->{$user}) { | |
1107 | my $new; | |
1108 | foreach my $role (keys %$ri) { | |
1109 | my $propagate = $ri->{$role}; | |
1110 | if ($final || $propagate) { | |
1111 | #print "APPLY ROLE $p $user $role\n"; | |
1112 | $new = {} if !$new; | |
1113 | $new->{$role} = 1; | |
1114 | } | |
1115 | } | |
1116 | if ($new) { | |
1117 | $perm = $new; # overwrite previous settings | |
1118 | next; # user privs always override group privs | |
1119 | } | |
1120 | } | |
1121 | ||
1122 | my $new; | |
1123 | foreach my $g (keys %{$acl->{groups}}) { | |
1124 | next if !$cfg->{groups}->{$g}->{users}->{$user}; | |
1125 | if (my $ri = $acl->{groups}->{$g}) { | |
1126 | foreach my $role (keys %$ri) { | |
1127 | my $propagate = $ri->{$role}; | |
1128 | if ($final || $propagate) { | |
1129 | #print "APPLY ROLE $p \@$g $role\n"; | |
1130 | $new = {} if !$new; | |
1131 | $new->{$role} = 1; | |
1132 | } | |
1133 | } | |
1134 | } | |
1135 | } | |
1136 | if ($new) { | |
1137 | $perm = $new; # overwrite previous settings | |
1138 | next; | |
1139 | } | |
2c3a6c0a DM |
1140 | } |
1141 | ||
4bc17477 DM |
1142 | return ('NoAccess') if defined ($perm->{NoAccess}); |
1143 | #return () if defined ($perm->{NoAccess}); | |
66931b11 | 1144 | |
2c3a6c0a DM |
1145 | #print "permission $user $path = " . Dumper ($perm); |
1146 | ||
4bc17477 | 1147 | my @ra = keys %$perm; |
2c3a6c0a DM |
1148 | |
1149 | #print "roles $user $path = " . join (',', @ra) . "\n"; | |
1150 | ||
1151 | return @ra; | |
1152 | } | |
66931b11 | 1153 | |
2c3a6c0a DM |
1154 | sub permission { |
1155 | my ($cfg, $user, $path) = @_; | |
1156 | ||
5bb4e06a | 1157 | $user = PVE::Auth::Plugin::verify_username($user, 1); |
2c3a6c0a DM |
1158 | return {} if !$user; |
1159 | ||
1160 | my @ra = roles($cfg, $user, $path); | |
66931b11 | 1161 | |
2c3a6c0a DM |
1162 | my $privs = {}; |
1163 | ||
1164 | foreach my $role (@ra) { | |
1165 | if (my $privset = $cfg->{roles}->{$role}) { | |
1166 | foreach my $p (keys %$privset) { | |
1167 | $privs->{$p} = 1; | |
1168 | } | |
1169 | } | |
1170 | } | |
1171 | ||
1172 | #print "priviledges $user $path = " . Dumper ($privs); | |
1173 | ||
1174 | return $privs; | |
1175 | } | |
1176 | ||
1177 | sub check_permissions { | |
1178 | my ($username, $path, $privlist) = @_; | |
1179 | ||
1180 | $path = normalize_path($path); | |
1181 | my $usercfg = cfs_read_file('user.cfg'); | |
1182 | my $perm = permission($usercfg, $username, $path); | |
1183 | ||
1184 | foreach my $priv (split_list($privlist)) { | |
1185 | return undef if !$perm->{$priv}; | |
1186 | }; | |
1187 | ||
1188 | return 1; | |
1189 | } | |
1190 | ||
3b4a3f94 AG |
1191 | sub remove_vm_access { |
1192 | my ($vmid) = @_; | |
1193 | my $delVMaccessFn = sub { | |
1194 | my $usercfg = cfs_read_file("user.cfg"); | |
57a70473 | 1195 | my $modified; |
3b4a3f94 | 1196 | |
57a70473 DM |
1197 | if (my $acl = $usercfg->{acl}->{"/vms/$vmid"}) { |
1198 | delete $usercfg->{acl}->{"/vms/$vmid"}; | |
1199 | $modified = 1; | |
3b4a3f94 AG |
1200 | } |
1201 | if (my $pool = $usercfg->{vms}->{$vmid}) { | |
1202 | if (my $data = $usercfg->{pools}->{$pool}) { | |
1203 | delete $data->{vms}->{$vmid}; | |
1204 | delete $usercfg->{vms}->{$vmid}; | |
57a70473 | 1205 | $modified = 1; |
3b4a3f94 AG |
1206 | } |
1207 | } | |
57a70473 | 1208 | cfs_write_file("user.cfg", $usercfg) if $modified; |
3b4a3f94 AG |
1209 | }; |
1210 | ||
1211 | lock_user_config($delVMaccessFn, "access permissions cleanup for VM $vmid failed"); | |
1212 | } | |
1213 | ||
60844761 AG |
1214 | sub remove_storage_access { |
1215 | my ($storeid) = @_; | |
1216 | ||
1217 | my $deleteStorageAccessFn = sub { | |
1218 | my $usercfg = cfs_read_file("user.cfg"); | |
1219 | my $modified; | |
1220 | ||
1221 | if (my $storage = $usercfg->{acl}->{"/storage/$storeid"}) { | |
1222 | delete $usercfg->{acl}->{"/storage/$storeid"}; | |
1223 | $modified = 1; | |
1224 | } | |
1225 | foreach my $pool (keys %{$usercfg->{pools}}) { | |
1226 | delete $usercfg->{pools}->{$pool}->{storage}->{$storeid}; | |
1227 | $modified = 1; | |
1228 | } | |
1229 | cfs_write_file("user.cfg", $usercfg) if $modified; | |
1230 | }; | |
1231 | ||
1232 | lock_user_config($deleteStorageAccessFn, | |
1233 | "access permissions cleanup for storage $storeid failed"); | |
1234 | } | |
1235 | ||
018ae3a9 DM |
1236 | sub add_vm_to_pool { |
1237 | my ($vmid, $pool) = @_; | |
1238 | ||
1239 | my $addVMtoPoolFn = sub { | |
1240 | my $usercfg = cfs_read_file("user.cfg"); | |
1241 | if (my $data = $usercfg->{pools}->{$pool}) { | |
1242 | $data->{vms}->{$vmid} = 1; | |
1243 | $usercfg->{vms}->{$vmid} = $pool; | |
1244 | cfs_write_file("user.cfg", $usercfg); | |
1245 | } | |
1246 | }; | |
1247 | ||
1248 | lock_user_config($addVMtoPoolFn, "can't add VM $vmid to pool '$pool'"); | |
1249 | } | |
1250 | ||
1251 | sub remove_vm_from_pool { | |
1252 | my ($vmid) = @_; | |
66931b11 | 1253 | |
018ae3a9 DM |
1254 | my $delVMfromPoolFn = sub { |
1255 | my $usercfg = cfs_read_file("user.cfg"); | |
1256 | if (my $pool = $usercfg->{vms}->{$vmid}) { | |
1257 | if (my $data = $usercfg->{pools}->{$pool}) { | |
1258 | delete $data->{vms}->{$vmid}; | |
1259 | delete $usercfg->{vms}->{$vmid}; | |
1260 | cfs_write_file("user.cfg", $usercfg); | |
1261 | } | |
1262 | } | |
1263 | }; | |
1264 | ||
1265 | lock_user_config($delVMfromPoolFn, "pool cleanup for VM $vmid failed"); | |
1266 | } | |
1267 | ||
3e5bfdf6 DM |
1268 | # bash completion helpers |
1269 | ||
ab7b19b5 SI |
1270 | register_standard_option('userid-completed', |
1271 | get_standard_option('userid', { completion => \&complete_username}), | |
1272 | ); | |
1273 | ||
3e5bfdf6 DM |
1274 | sub complete_username { |
1275 | ||
1276 | my $user_cfg = cfs_read_file('user.cfg'); | |
1277 | ||
1278 | return [ keys %{$user_cfg->{users}} ]; | |
1279 | } | |
1280 | ||
1281 | sub complete_group { | |
1282 | ||
1283 | my $user_cfg = cfs_read_file('user.cfg'); | |
1284 | ||
1285 | return [ keys %{$user_cfg->{groups}} ]; | |
1286 | } | |
1287 | ||
1288 | sub complete_realm { | |
1289 | ||
1290 | my $domain_cfg = cfs_read_file('domains.cfg'); | |
1291 | ||
1292 | return [ keys %{$domain_cfg->{ids}} ]; | |
1293 | } | |
1294 | ||
2c3a6c0a | 1295 | 1; |