1 package PVE
::AccessControl
;
6 use Crypt
::OpenSSL
::Random
;
7 use Crypt
::OpenSSL
::RSA
;
18 use PVE
::Tools
qw(run_command lock_file file_get_contents split_list safe_print);
19 use PVE
::Cluster
qw(cfs_register_file cfs_read_file cfs_write_file cfs_lock_file);
20 use PVE
::JSONSchema
qw(register_standard_option get_standard_option);
22 use PVE
::Auth
::Plugin
;
27 use PVE
::Auth
::OpenId
;
29 # load and initialize all plugins
31 PVE
::Auth
::AD-
>register();
32 PVE
::Auth
::LDAP-
>register();
33 PVE
::Auth
::PVE-
>register();
34 PVE
::Auth
::PAM-
>register();
35 PVE
::Auth
::OpenId-
>register();
36 PVE
::Auth
::Plugin-
>init();
38 # $authdir must be writable by root only!
39 my $confdir = "/etc/pve";
40 my $authdir = "$confdir/priv";
42 my $pve_www_key_fn = "$confdir/pve-www.key";
44 my $pve_auth_key_files = {
45 priv
=> "$authdir/authkey.key",
46 pub
=> "$confdir/authkey.pub",
47 pubold
=> "$confdir/authkey.pub.old",
50 my $pve_auth_key_cache = {};
52 my $ticket_lifetime = 3600 * 2; # 2 hours
53 my $auth_graceperiod = 60 * 5; # 5 minutes
54 my $authkey_lifetime = 3600 * 24; # rotate every 24 hours
56 Crypt
::OpenSSL
::RSA-
>import_random_seed();
58 cfs_register_file
('user.cfg', \
&parse_user_config
, \
&write_user_config
);
59 cfs_register_file
('priv/tfa.cfg', \
&parse_priv_tfa_config
, \
&write_priv_tfa_config
);
62 PVE
::Auth
::Plugin
::verify_username
(@_);
65 sub pve_verify_realm
{
66 PVE
::Auth
::Plugin
::pve_verify_realm
(@_);
69 sub lock_user_config
{
70 my ($code, $errmsg) = @_;
72 cfs_lock_file
("user.cfg", undef, $code);
74 $errmsg ?
die "$errmsg: $err" : die $err;
78 my $cache_read_key = sub {
81 my $path = $pve_auth_key_files->{$type};
83 my $read_key_and_mtime = sub {
84 my $fh = IO
::File-
>new($path, "r");
86 return undef if !defined($fh);
89 my $pem = PVE
::Tools
::safe_read_from
($fh, 0, 0, $path);
94 if ($type eq 'pub' || $type eq 'pubold') {
95 $key = eval { Crypt
::OpenSSL
::RSA-
>new_public_key($pem); };
96 } elsif ($type eq 'priv') {
97 $key = eval { Crypt
::OpenSSL
::RSA-
>new_private_key($pem); };
99 die "Invalid authkey type '$type'\n";
102 return { key
=> $key, mtime
=> $st->mtime };
105 if (!defined($pve_auth_key_cache->{$type})) {
106 $pve_auth_key_cache->{$type} = $read_key_and_mtime->();
108 my $st = stat($path);
109 if (!$st || $st->mtime != $pve_auth_key_cache->{$type}->{mtime
}) {
110 $pve_auth_key_cache->{$type} = $read_key_and_mtime->();
114 return $pve_auth_key_cache->{$type};
120 my $type = $old ?
'pubold' : 'pub';
122 my $res = $cache_read_key->($type);
123 return undef if !defined($res);
125 return wantarray ?
($res->{key
}, $res->{mtime
}) : $res->{key
};
129 my $res = $cache_read_key->('priv');
131 if (!defined($res) || !check_authkey
(1)) {
133 $res = $cache_read_key->('priv');
136 return wantarray ?
($res->{key
}, $res->{mtime
}) : $res->{key
};
142 # skip check if non-quorate, as rotation is not possible anyway
143 return 1 if !PVE
::Cluster
::check_cfs_quorum
(1);
145 my ($pub_key, $mtime) = get_pubkey
();
147 warn "auth key pair missing, generating new one..\n" if !$quiet;
151 if ($now - $mtime >= $authkey_lifetime) {
152 warn "auth key pair too old, rotating..\n" if !$quiet;;
154 } elsif ($mtime > $now + $auth_graceperiod) {
155 # a nodes RTC had a time set in the future during key generation -> ticket
156 # validity is clamped to 0+5 min grace period until now >= mtime again
157 my (undef, $old_mtime) = get_pubkey
(1);
158 if ($old_mtime && $mtime >= $old_mtime && $mtime - $old_mtime < $ticket_lifetime) {
159 warn "auth key pair generated in the future (key $mtime > host $now),"
160 ." but old key still exists and in valid grace period so avoid automatic"
161 ." fixup. Cluster time not in sync?\n" if !$quiet;
164 warn "auth key pair generated in the future (key $mtime > host $now), rotating..\n" if !$quiet;
167 warn "auth key new enough, skipping rotation\n" if !$quiet;;
174 return if $authkey_lifetime == 0;
176 PVE
::Cluster
::cfs_lock_authkey
(undef, sub {
177 # re-check with lock to avoid double rotation in clusters
178 return if check_authkey
();
180 my $old = get_pubkey
();
181 my $new = Crypt
::OpenSSL
::RSA-
>generate_key(2048);
185 my $pem = $old->get_public_key_x509_string();
186 # mtime is used for caching and ticket age range calculation
187 PVE
::Tools
::file_set_contents
($pve_auth_key_files->{pubold
}, $pem);
189 die "Failed to store old auth key: $@\n" if $@;
193 my $pem = $new->get_public_key_x509_string();
194 # mtime is used for caching and ticket age range calculation,
195 # should be close to that of pubold above
196 PVE
::Tools
::file_set_contents
($pve_auth_key_files->{pub
}, $pem);
200 warn "Failed to store new auth key - $@\n";
201 warn "Reverting to previous auth key\n";
203 my $pem = $old->get_public_key_x509_string();
204 PVE
::Tools
::file_set_contents
($pve_auth_key_files->{pub
}, $pem);
206 die "Failed to restore old auth key: $@\n" if $@;
208 die "Failed to store new auth key - $@\n";
213 my $pem = $new->get_private_key_string();
214 PVE
::Tools
::file_set_contents
($pve_auth_key_files->{priv
}, $pem);
217 warn "Failed to store new auth key - $@\n";
218 warn "Deleting auth key to force regeneration\n";
219 unlink $pve_auth_key_files->{pub
};
220 unlink $pve_auth_key_files->{priv
};
226 PVE
::JSONSchema
::register_standard_option
('tokenid', {
227 description
=> "API token identifier.",
229 format
=> "pve-tokenid",
232 our $token_subid_regex = $PVE::Auth
::Plugin
::realm_regex
;
234 # username@realm username realm tokenid
235 our $token_full_regex = qr/((${PVE::Auth::Plugin::user_regex})\@(${PVE::Auth::Plugin::realm_regex}))!(${token_subid_regex})/;
237 our $userid_or_token_regex = qr/^$PVE::Auth::Plugin::user_regex\@$PVE::Auth::Plugin::realm_regex(?:!$token_subid_regex)?$/;
240 my ($tokenid, $noerr) = @_;
242 if ($tokenid =~ /^${token_full_regex}$/) {
246 die "'$tokenid' is not a valid token ID - not able to split into user and token parts\n" if !$noerr;
252 my ($username, $tokensubid) = @_;
254 my $joined = "${username}!${tokensubid}";
256 return pve_verify_tokenid
($joined);
259 PVE
::JSONSchema
::register_format
('pve-tokenid', \
&pve_verify_tokenid
);
260 sub pve_verify_tokenid
{
261 my ($tokenid, $noerr) = @_;
263 if ($tokenid =~ /^${token_full_regex}$/) {
264 return wantarray ?
($tokenid, $2, $3, $4) : $tokenid;
267 die "value '$tokenid' does not look like a valid token ID\n" if !$noerr;
273 my $csrf_prevention_secret;
274 my $csrf_prevention_secret_legacy;
275 my $get_csrfr_secret = sub {
276 if (!$csrf_prevention_secret) {
277 my $input = PVE
::Tools
::file_get_contents
($pve_www_key_fn);
278 $csrf_prevention_secret = Digest
::SHA
::hmac_sha256_base64
($input);
279 $csrf_prevention_secret_legacy = Digest
::SHA
::sha1_base64
($input);
281 return $csrf_prevention_secret;
284 sub assemble_csrf_prevention_token
{
287 my $secret = &$get_csrfr_secret();
289 return PVE
::Ticket
::assemble_csrf_prevention_token
($secret, $username);
292 sub verify_csrf_prevention_token
{
293 my ($username, $token, $noerr) = @_;
295 my $secret = $get_csrfr_secret->();
297 # FIXME: remove with PVE 7 and/or refactor all into PVE::Ticket ?
298 if ($token =~ m/^([A-Z0-9]{8}):(\S+)$/) {
300 if (length($sig) == 27) {
301 # the legacy secret got populated by above get_csrfr_secret call
302 $secret = $csrf_prevention_secret_legacy;
306 return PVE
::Ticket
::verify_csrf_prevention_token
(
307 $secret, $username, $token, -$auth_graceperiod, $ticket_lifetime, $noerr);
310 my $get_ticket_age_range = sub {
311 my ($now, $mtime, $rotated) = @_;
313 my $key_age = $now - $mtime;
314 $key_age = 0 if $key_age < 0;
316 my $min = -$auth_graceperiod;
317 my $max = $ticket_lifetime;
320 # ticket creation after rotation is not allowed
321 $min = $key_age - $auth_graceperiod;
323 if ($key_age > $authkey_lifetime && $authkey_lifetime > 0) {
324 if (PVE
::Cluster
::check_cfs_quorum
(1)) {
325 # key should have been rotated, clamp range accordingly
326 $min = $key_age - $authkey_lifetime;
328 warn "Cluster not quorate - extending auth key lifetime!\n";
332 $max = $key_age + $auth_graceperiod if $key_age < $ticket_lifetime;
335 return undef if $min > $ticket_lifetime;
339 sub assemble_ticket
{
342 my $rsa_priv = get_privkey
();
344 return PVE
::Ticket
::assemble_rsa_ticket
($rsa_priv, 'PVE', $data);
348 my ($ticket, $noerr) = @_;
355 my ($rsa_pub, $rsa_mtime) = get_pubkey
($old);
356 return undef if !$rsa_pub;
358 my ($min, $max) = $get_ticket_age_range->($now, $rsa_mtime, $old);
359 return undef if !defined($min);
361 return PVE
::Ticket
::verify_rsa_ticket
(
362 $rsa_pub, 'PVE', $ticket, undef, $min, $max, 1);
365 my ($data, $age) = $check->();
367 # check with old, rotated key if current key failed
368 ($data, $age) = $check->(1) if !defined($data);
370 my $auth_failure = sub {
374 # raise error via undef ticket
375 PVE
::Ticket
::verify_rsa_ticket
(undef, 'PVE');
379 if (!defined($data)) {
380 return $auth_failure->();
383 my ($username, $tfa_info);
384 if ($data =~ m{^u2f!([^!]+)!([0-9a-zA-Z/.=_\-+]+)$}) {
385 # Ticket for u2f-users:
386 ($username, my $challenge) = ($1, $2);
387 if ($challenge eq 'verified') {
388 # u2f challenge was completed
390 } elsif (!wantarray) {
391 # The caller is not aware there could be an ongoing challenge,
392 # so we treat this ticket as invalid:
393 return $auth_failure->();
397 challenge
=> $challenge,
399 } elsif ($data =~ /^tfa!(.*)$/) {
400 # TOTP and Yubico don't require a challenge so this is the generic
401 # 'missing 2nd factor ticket'
403 $tfa_info = { type
=> 'tfa' };
405 # Regular ticket (full access)
409 return undef if !PVE
::Auth
::Plugin
::verify_username
($username, $noerr);
411 return wantarray ?
($username, $age, $tfa_info) : $username;
415 my ($api_token) = @_;
417 die "no API token specified\n" if !$api_token;
419 my ($tokenid, $value);
420 if ($api_token =~ /^(.*)=(.*)$/) {
424 die "no tokenid specified\n";
427 my ($username, $token) = split_tokenid
($tokenid);
429 my $usercfg = cfs_read_file
('user.cfg');
430 check_user_enabled
($usercfg, $username);
431 check_token_exist
($usercfg, $username, $token);
433 my $user = $usercfg->{users
}->{$username};
434 my $token_info = $user->{tokens
}->{$token};
437 die "token expired\n" if $token_info->{expire
} && ($token_info->{expire
} < $ctime);
439 die "invalid token value!\n" if !PVE
::Cluster
::verify_token
($tokenid, $value);
441 return wantarray ?
($tokenid) : $tokenid;
446 # - they do not contain the username in plain text
447 # - they are restricted to a specific resource path (example: '/vms/100')
448 sub assemble_vnc_ticket
{
449 my ($username, $path) = @_;
451 my $rsa_priv = get_privkey
();
453 $path = normalize_path
($path);
455 my $secret_data = "$username:$path";
457 return PVE
::Ticket
::assemble_rsa_ticket
(
458 $rsa_priv, 'PVEVNC', undef, $secret_data);
461 sub verify_vnc_ticket
{
462 my ($ticket, $username, $path, $noerr) = @_;
464 my $secret_data = "$username:$path";
466 my ($rsa_pub, $rsa_mtime) = get_pubkey
();
467 if (!$rsa_pub || (time() - $rsa_mtime > $authkey_lifetime && $authkey_lifetime > 0)) {
471 # raise error via undef ticket
472 PVE
::Ticket
::verify_rsa_ticket
($rsa_pub, 'PVEVNC');
476 return PVE
::Ticket
::verify_rsa_ticket
(
477 $rsa_pub, 'PVEVNC', $ticket, $secret_data, -20, 40, $noerr);
480 sub assemble_spice_ticket
{
481 my ($username, $vmid, $node) = @_;
483 my $secret = &$get_csrfr_secret();
485 return PVE
::Ticket
::assemble_spice_ticket
(
486 $secret, $username, $vmid, $node);
489 sub verify_spice_connect_url
{
490 my ($connect_str) = @_;
492 my $secret = &$get_csrfr_secret();
494 return PVE
::Ticket
::verify_spice_connect_url
($secret, $connect_str);
497 sub read_x509_subject_spice
{
501 my $bio = Net
::SSLeay
::BIO_new_file
($filename, 'r');
502 die "Could not open $filename using OpenSSL\n"
505 my $x509 = Net
::SSLeay
::PEM_read_bio_X509
($bio);
506 Net
::SSLeay
::BIO_free
($bio);
508 die "Could not parse X509 certificate in $filename\n"
511 my $nameobj = Net
::SSLeay
::X509_get_subject_name
($x509);
512 my $subject = Net
::SSLeay
::X509_NAME_oneline
($nameobj);
513 Net
::SSLeay
::X509_free
($x509);
515 # remote-viewer wants comma as seperator (not '/')
517 $subject =~ s!/(\w+=)!,$1!g;
522 # helper to generate SPICE remote-viewer configuration
523 sub remote_viewer_config
{
524 my ($authuser, $vmid, $node, $proxy, $title, $port) = @_;
527 my $host = `hostname -f` || PVE
::INotify
::nodename
();
532 my ($ticket, $proxyticket) = assemble_spice_ticket
($authuser, $vmid, $node);
534 my $filename = "/etc/pve/local/pve-ssl.pem";
535 my $subject = read_x509_subject_spice
($filename);
537 my $cacert = PVE
::Tools
::file_get_contents
("/etc/pve/pve-root-ca.pem", 8192);
538 $cacert =~ s/\n/\\n/g;
540 $proxy = "[$proxy]" if Net
::IP
::ip_is_ipv6
($proxy);
542 'secure-attention' => "Ctrl+Alt+Ins",
543 'toggle-fullscreen' => "Shift+F11",
544 'release-cursor' => "Ctrl+Alt+R",
547 host
=> $proxyticket, # this breaks tls hostname verification, so we need to use 'host-subject'
548 proxy
=> "http://$proxy:3128",
550 'host-subject' => $subject,
553 'delete-this-file' => 1,
556 return ($ticket, $proxyticket, $config);
559 sub check_user_exist
{
560 my ($usercfg, $username, $noerr) = @_;
562 $username = PVE
::Auth
::Plugin
::verify_username
($username, $noerr);
563 return undef if !$username;
565 return $usercfg->{users
}->{$username} if $usercfg && $usercfg->{users
}->{$username};
567 die "no such user ('$username')\n" if !$noerr;
572 sub check_user_enabled
{
573 my ($usercfg, $username, $noerr) = @_;
575 my $data = check_user_exist
($usercfg, $username, $noerr);
576 return undef if !$data;
578 return 1 if $data->{enable
};
580 die "user '$username' is disabled\n" if !$noerr;
583 my $expire = $usercfg->{users
}->{$username}->{expire
};
585 die "account expired\n" if $expire && ($expire < $ctime);
590 sub check_token_exist
{
591 my ($usercfg, $username, $tokenid, $noerr) = @_;
593 my $user = check_user_exist
($usercfg, $username, $noerr);
594 return undef if !$user;
596 return $user->{tokens
}->{$tokenid}
597 if defined($user->{tokens
}) && $user->{tokens
}->{$tokenid};
599 die "no such token '$tokenid' for user '$username'\n" if !$noerr;
604 sub verify_one_time_pw
{
605 my ($type, $username, $keys, $tfa_cfg, $otp) = @_;
607 die "missing one time password for two-factor authentication '$type'\n" if !$otp;
609 # fixme: proxy support?
612 if ($type eq 'yubico') {
613 PVE
::OTP
::yubico_verify_otp
($otp, $keys, $tfa_cfg->{url
},
614 $tfa_cfg->{id
}, $tfa_cfg->{key
}, $proxy);
615 } elsif ($type eq 'oath') {
616 PVE
::OTP
::oath_verify_otp
($otp, $keys, $tfa_cfg->{step
}, $tfa_cfg->{digits
});
618 die "unknown tfa type '$type'\n";
622 # password should be utf8 encoded
623 # Note: some plugins delay/sleep if auth fails
624 sub authenticate_user
{
625 my ($username, $password, $otp) = @_;
627 die "no username specified\n" if !$username;
631 ($username, $ruid, $realm) = PVE
::Auth
::Plugin
::verify_username
($username);
633 my $usercfg = cfs_read_file
('user.cfg');
635 check_user_enabled
($usercfg, $username);
637 my $domain_cfg = cfs_read_file
('domains.cfg');
639 my $cfg = $domain_cfg->{ids
}->{$realm};
640 die "auth domain '$realm' does not exist\n" if !$cfg;
641 my $plugin = PVE
::Auth
::Plugin-
>lookup($cfg->{type
});
642 $plugin->authenticate_user($cfg, $realm, $ruid, $password);
644 my ($type, $tfa_data) = user_get_tfa
($username, $realm);
646 if ($type eq 'u2f') {
647 # Note that if the user did not manage to complete the initial u2f registration
648 # challenge we have a hash containing a 'challenge' entry in the user's tfa.cfg entry:
649 $tfa_data = undef if exists $tfa_data->{challenge
};
650 } elsif (!defined($otp)) {
651 # The user requires a 2nd factor but has not provided one. Return success but
652 # don't clear $tfa_data.
654 my $keys = $tfa_data->{keys};
655 my $tfa_cfg = $tfa_data->{config
};
656 verify_one_time_pw
($type, $username, $keys, $tfa_cfg, $otp);
660 # Return the type along with the rest:
669 return wantarray ?
($username, $tfa_data) : $username;
672 sub domain_set_password
{
673 my ($realm, $username, $password) = @_;
675 die "no auth domain specified" if !$realm;
677 my $domain_cfg = cfs_read_file
('domains.cfg');
679 my $cfg = $domain_cfg->{ids
}->{$realm};
680 die "auth domain '$realm' does not exist\n" if !$cfg;
681 my $plugin = PVE
::Auth
::Plugin-
>lookup($cfg->{type
});
682 $plugin->store_password($cfg, $realm, $username, $password);
686 my ($username, $usercfg, $group) = @_;
688 $usercfg->{users
}->{$username}->{groups
}->{$group} = 1;
689 $usercfg->{groups
}->{$group}->{users
}->{$username} = 1;
692 sub delete_user_group
{
693 my ($username, $usercfg) = @_;
695 foreach my $group (keys %{$usercfg->{groups
}}) {
697 delete ($usercfg->{groups
}->{$group}->{users
}->{$username})
698 if $usercfg->{groups
}->{$group}->{users
}->{$username};
702 sub delete_user_acl
{
703 my ($username, $usercfg) = @_;
705 foreach my $acl (keys %{$usercfg->{acl
}}) {
707 delete ($usercfg->{acl
}->{$acl}->{users
}->{$username})
708 if $usercfg->{acl
}->{$acl}->{users
}->{$username};
712 sub delete_group_acl
{
713 my ($group, $usercfg) = @_;
715 foreach my $acl (keys %{$usercfg->{acl
}}) {
717 delete ($usercfg->{acl
}->{$acl}->{groups
}->{$group})
718 if $usercfg->{acl
}->{$acl}->{groups
}->{$group};
722 sub delete_pool_acl
{
723 my ($pool, $usercfg) = @_;
725 my $path = "/pool/$pool";
727 delete ($usercfg->{acl
}->{$path})
730 # we automatically create some predefined roles by splitting privs
731 # into 3 groups (per category)
732 # root: only root is allowed to do that
733 # admin: an administrator can to that
734 # user: a normal user/customer can to that
744 'VM.Config.Options', # covers all other things
750 'VM.Snapshot.Rollback',
753 'VM.Config.CDROM', # change CDROM media
754 'VM.Config.Cloudinit',
766 'Sys.Modify', # edit/change node settings
769 'Permissions.Modify',
781 'Datastore.Allocate',
782 'Datastore.AllocateTemplate',
785 'Datastore.AllocateSpace',
807 'Group.Allocate', # edit/change group settings
808 'Realm.AllocateUser',
816 'Pool.Allocate', # create/delete pools
827 my $valid_privs = {};
829 my $special_roles = {
830 'NoAccess' => {}, # no privileges
831 'Administrator' => $valid_privs, # all privileges
836 foreach my $cat (keys %$privgroups) {
837 my $cd = $privgroups->{$cat};
838 foreach my $p (@{$cd->{root
}}, @{$cd->{admin
}},
839 @{$cd->{user
}}, @{$cd->{audit
}}) {
840 $valid_privs->{$p} = 1;
842 foreach my $p (@{$cd->{admin
}}, @{$cd->{user
}}, @{$cd->{audit
}}) {
844 $special_roles->{"PVE${cat}Admin"}->{$p} = 1;
845 $special_roles->{"PVEAdmin"}->{$p} = 1;
847 if (scalar(@{$cd->{user
}})) {
848 foreach my $p (@{$cd->{user
}}, @{$cd->{audit
}}) {
849 $special_roles->{"PVE${cat}User"}->{$p} = 1;
852 foreach my $p (@{$cd->{audit
}}) {
853 $special_roles->{"PVEAuditor"}->{$p} = 1;
857 $special_roles->{"PVETemplateUser"} = { 'VM.Clone' => 1, 'VM.Audit' => 1 };
862 sub create_priv_properties
{
864 foreach my $priv (keys %$valid_privs) {
865 $properties->{$priv} = {
873 sub role_is_special
{
875 return (exists $special_roles->{$role}) ?
1 : 0;
879 my ($role, $usercfg, $privs) = @_;
883 die "role '$role' does not exist\n" if !$usercfg->{roles
}->{$role};
885 foreach my $priv (split_list
($privs)) {
886 if (defined ($valid_privs->{$priv})) {
887 $usercfg->{roles
}->{$role}->{$priv} = 1;
889 die "invalid privilege '$priv'\n";
894 sub lookup_username
{
895 my ($username, $noerr) = @_;
897 $username =~ m!^(${PVE::Auth::Plugin::user_regex})\@(${PVE::Auth::Plugin::realm_regex})$!;
900 my $domain_cfg = cfs_read_file
("domains.cfg");
901 my $casesensitive = $domain_cfg->{ids
}->{$realm}->{'case-sensitive'} // 1;
902 my $usercfg = cfs_read_file
('user.cfg');
904 if (!$casesensitive) {
905 my @matches = grep { lc $username eq lc $_ } (keys %{$usercfg->{users
}});
907 die "ambiguous case insensitive match of username '$username', cannot safely grant access!\n"
908 if scalar @matches > 1 && !$noerr;
923 $path = '/' if !$path;
925 $path = "/$path" if $path !~ m
|^/|;
927 return undef if $path !~ m
|^[[:alnum
:]\
.\
-\_\
/]+$|;
938 |/access/groups
/[[:alnum
:]\
.\
-\_
]+
940 |/access/realm
/[[:alnum
:]\
.\
-\_
]+
942 |/nodes/[[:alnum
:]\
.\
-\_
]+
944 |/pool/[[:alnum
:]\
.\
-\_
]+
946 |/sdn/zones
/[[:alnum
:]\
.\
-\_
]+
948 |/storage/[[:alnum
:]\
.\
-\_
]+
954 PVE
::JSONSchema
::register_format
('pve-groupid', \
&verify_groupname
);
955 sub verify_groupname
{
956 my ($groupname, $noerr) = @_;
958 if ($groupname !~ m/^[A-Za-z0-9\.\-_]+$/) {
960 die "group name '$groupname' contains invalid characters\n" if !$noerr;
968 PVE
::JSONSchema
::register_format
('pve-roleid', \
&verify_rolename
);
969 sub verify_rolename
{
970 my ($rolename, $noerr) = @_;
972 if ($rolename !~ m/^[A-Za-z0-9\.\-_]+$/) {
974 die "role name '$rolename' contains invalid characters\n" if !$noerr;
982 PVE
::JSONSchema
::register_format
('pve-poolid', \
&verify_poolname
);
983 sub verify_poolname
{
984 my ($poolname, $noerr) = @_;
986 if ($poolname !~ m/^[A-Za-z0-9\.\-_]+$/) {
988 die "pool name '$poolname' contains invalid characters\n" if !$noerr;
996 PVE
::JSONSchema
::register_format
('pve-priv', \
&verify_privname
);
997 sub verify_privname
{
998 my ($priv, $noerr) = @_;
1000 if (!$valid_privs->{$priv}) {
1001 die "invalid privilege '$priv'\n" if !$noerr;
1009 sub userconfig_force_defaults
{
1012 foreach my $r (keys %$special_roles) {
1013 $cfg->{roles
}->{$r} = $special_roles->{$r};
1016 # add root user if not exists
1017 if (!$cfg->{users
}->{'root@pam'}) {
1018 $cfg->{users
}->{'root@pam'}->{enable
} = 1;
1022 sub parse_user_config
{
1023 my ($filename, $raw) = @_;
1027 userconfig_force_defaults
($cfg);
1029 $raw = '' if !defined($raw);
1030 while ($raw =~ /^\s*(.+?)\s*$/gm) {
1034 foreach my $d (split (/:/, $line)) {
1040 my $et = shift @data;
1042 if ($et eq 'user') {
1043 my ($user, $enable, $expire, $firstname, $lastname, $email, $comment, $keys) = @data;
1045 my (undef, undef, $realm) = PVE
::Auth
::Plugin
::verify_username
($user, 1);
1047 warn "user config - ignore user '$user' - invalid user name\n";
1051 $enable = $enable ?
1 : 0;
1053 $expire = 0 if !$expire;
1055 if ($expire !~ m/^\d+$/) {
1056 warn "user config - ignore user '$user' - (illegal characters in expire '$expire')\n";
1059 $expire = int($expire);
1061 #if (!verify_groupname ($group, 1)) {
1062 # warn "user config - ignore user '$user' - invalid characters in group name\n";
1066 $cfg->{users
}->{$user} = {
1070 $cfg->{users
}->{$user}->{firstname
} = PVE
::Tools
::decode_text
($firstname) if $firstname;
1071 $cfg->{users
}->{$user}->{lastname
} = PVE
::Tools
::decode_text
($lastname) if $lastname;
1072 $cfg->{users
}->{$user}->{email
} = $email;
1073 $cfg->{users
}->{$user}->{comment
} = PVE
::Tools
::decode_text
($comment) if $comment;
1074 $cfg->{users
}->{$user}->{expire
} = $expire;
1075 # keys: allowed yubico key ids or oath secrets (base32 encoded)
1076 $cfg->{users
}->{$user}->{keys} = $keys if $keys;
1078 #$cfg->{users}->{$user}->{groups}->{$group} = 1;
1079 #$cfg->{groups}->{$group}->{$user} = 1;
1081 } elsif ($et eq 'group') {
1082 my ($group, $userlist, $comment) = @data;
1084 if (!verify_groupname
($group, 1)) {
1085 warn "user config - ignore group '$group' - invalid characters in group name\n";
1089 # make sure to add the group (even if there are no members)
1090 $cfg->{groups
}->{$group} = { users
=> {} } if !$cfg->{groups
}->{$group};
1092 $cfg->{groups
}->{$group}->{comment
} = PVE
::Tools
::decode_text
($comment) if $comment;
1094 foreach my $user (split_list
($userlist)) {
1096 if (!PVE
::Auth
::Plugin
::verify_username
($user, 1)) {
1097 warn "user config - ignore invalid group member '$user'\n";
1101 if ($cfg->{users
}->{$user}) { # user exists
1102 $cfg->{users
}->{$user}->{groups
}->{$group} = 1;
1104 warn "user config - ignore invalid group member '$user'\n";
1106 $cfg->{groups
}->{$group}->{users
}->{$user} = 1;
1109 } elsif ($et eq 'role') {
1110 my ($role, $privlist) = @data;
1112 if (!verify_rolename
($role, 1)) {
1113 warn "user config - ignore role '$role' - invalid characters in role name\n";
1117 # make sure to add the role (even if there are no privileges)
1118 $cfg->{roles
}->{$role} = {} if !$cfg->{roles
}->{$role};
1120 foreach my $priv (split_list
($privlist)) {
1121 if (defined ($valid_privs->{$priv})) {
1122 $cfg->{roles
}->{$role}->{$priv} = 1;
1124 warn "user config - ignore invalid privilege '$priv'\n";
1128 } elsif ($et eq 'acl') {
1129 my ($propagate, $pathtxt, $uglist, $rolelist) = @data;
1131 $propagate = $propagate ?
1 : 0;
1133 if (my $path = normalize_path
($pathtxt)) {
1134 foreach my $role (split_list
($rolelist)) {
1136 if (!verify_rolename
($role, 1)) {
1137 warn "user config - ignore invalid role name '$role' in acl\n";
1141 if (!$cfg->{roles
}->{$role}) {
1142 warn "user config - ignore invalid acl role '$role'\n";
1146 foreach my $ug (split_list
($uglist)) {
1147 my ($group) = $ug =~ m/^@(\S+)$/;
1149 if ($group && verify_groupname
($group, 1)) {
1150 if (!$cfg->{groups
}->{$group}) { # group does not exist
1151 warn "user config - ignore invalid acl group '$group'\n";
1153 $cfg->{acl
}->{$path}->{groups
}->{$group}->{$role} = $propagate;
1154 } elsif (PVE
::Auth
::Plugin
::verify_username
($ug, 1)) {
1155 if (!$cfg->{users
}->{$ug}) { # user does not exist
1156 warn "user config - ignore invalid acl member '$ug'\n";
1158 $cfg->{acl
}->{$path}->{users
}->{$ug}->{$role} = $propagate;
1159 } elsif (my ($user, $token) = split_tokenid
($ug, 1)) {
1160 if (check_token_exist
($cfg, $user, $token, 1)) {
1161 $cfg->{acl
}->{$path}->{tokens
}->{$ug}->{$role} = $propagate;
1163 warn "user config - ignore invalid acl token '$ug'\n";
1166 warn "user config - invalid user/group '$ug' in acl\n";
1171 warn "user config - ignore invalid path in acl '$pathtxt'\n";
1173 } elsif ($et eq 'pool') {
1174 my ($pool, $comment, $vmlist, $storelist) = @data;
1176 if (!verify_poolname
($pool, 1)) {
1177 warn "user config - ignore pool '$pool' - invalid characters in pool name\n";
1181 # make sure to add the pool (even if there are no members)
1182 $cfg->{pools
}->{$pool} = { vms
=> {}, storage
=> {} } if !$cfg->{pools
}->{$pool};
1184 $cfg->{pools
}->{$pool}->{comment
} = PVE
::Tools
::decode_text
($comment) if $comment;
1186 foreach my $vmid (split_list
($vmlist)) {
1187 if ($vmid !~ m/^\d+$/) {
1188 warn "user config - ignore invalid vmid '$vmid' in pool '$pool'\n";
1193 if ($cfg->{vms
}->{$vmid}) {
1194 warn "user config - ignore duplicate vmid '$vmid' in pool '$pool'\n";
1198 $cfg->{pools
}->{$pool}->{vms
}->{$vmid} = 1;
1200 # record vmid ==> pool relation
1201 $cfg->{vms
}->{$vmid} = $pool;
1204 foreach my $storeid (split_list
($storelist)) {
1205 if ($storeid !~ m/^[a-z][a-z0-9\-\_\.]*[a-z0-9]$/i) {
1206 warn "user config - ignore invalid storage '$storeid' in pool '$pool'\n";
1209 $cfg->{pools
}->{$pool}->{storage
}->{$storeid} = 1;
1211 } elsif ($et eq 'token') {
1212 my ($tokenid, $expire, $privsep, $comment) = @data;
1214 my ($user, $token) = split_tokenid
($tokenid, 1);
1215 if (!($user && $token)) {
1216 warn "user config - ignore invalid tokenid '$tokenid'\n";
1220 $privsep = $privsep ?
1 : 0;
1222 $expire = 0 if !$expire;
1224 if ($expire !~ m/^\d+$/) {
1225 warn "user config - ignore token '$tokenid' - (illegal characters in expire '$expire')\n";
1228 $expire = int($expire);
1230 if (my $user_cfg = $cfg->{users
}->{$user}) { # user exists
1231 $user_cfg->{tokens
}->{$token} = {} if !$user_cfg->{tokens
}->{$token};
1232 my $token_cfg = $user_cfg->{tokens
}->{$token};
1233 $token_cfg->{privsep
} = $privsep;
1234 $token_cfg->{expire
} = $expire;
1235 $token_cfg->{comment
} = PVE
::Tools
::decode_text
($comment) if $comment;
1237 warn "user config - ignore token '$tokenid' - user does not exist\n";
1240 warn "user config - ignore config line: $line\n";
1244 userconfig_force_defaults
($cfg);
1249 sub write_user_config
{
1250 my ($filename, $cfg) = @_;
1254 foreach my $user (sort keys %{$cfg->{users
}}) {
1255 my $d = $cfg->{users
}->{$user};
1256 my $firstname = $d->{firstname
} ? PVE
::Tools
::encode_text
($d->{firstname
}) : '';
1257 my $lastname = $d->{lastname
} ? PVE
::Tools
::encode_text
($d->{lastname
}) : '';
1258 my $email = $d->{email
} || '';
1259 my $comment = $d->{comment
} ? PVE
::Tools
::encode_text
($d->{comment
}) : '';
1260 my $expire = int($d->{expire
} || 0);
1261 my $enable = $d->{enable
} ?
1 : 0;
1262 my $keys = $d->{keys} ?
$d->{keys} : '';
1263 $data .= "user:$user:$enable:$expire:$firstname:$lastname:$email:$comment:$keys:\n";
1265 my $user_tokens = $d->{tokens
};
1266 foreach my $token (sort keys %$user_tokens) {
1267 my $td = $user_tokens->{$token};
1268 my $full_tokenid = join_tokenid
($user, $token);
1269 my $comment = $td->{comment
} ? PVE
::Tools
::encode_text
($td->{comment
}) : '';
1270 my $expire = int($td->{expire
} || 0);
1271 my $privsep = $td->{privsep
} ?
1 : 0;
1272 $data .= "token:$full_tokenid:$expire:$privsep:$comment:\n";
1278 foreach my $group (sort keys %{$cfg->{groups
}}) {
1279 my $d = $cfg->{groups
}->{$group};
1280 my $list = join (',', sort keys %{$d->{users
}});
1281 my $comment = $d->{comment
} ? PVE
::Tools
::encode_text
($d->{comment
}) : '';
1282 $data .= "group:$group:$list:$comment:\n";
1287 foreach my $pool (sort keys %{$cfg->{pools
}}) {
1288 my $d = $cfg->{pools
}->{$pool};
1289 my $vmlist = join (',', sort keys %{$d->{vms
}});
1290 my $storelist = join (',', sort keys %{$d->{storage
}});
1291 my $comment = $d->{comment
} ? PVE
::Tools
::encode_text
($d->{comment
}) : '';
1292 $data .= "pool:$pool:$comment:$vmlist:$storelist:\n";
1297 foreach my $role (sort keys %{$cfg->{roles
}}) {
1298 next if $special_roles->{$role};
1300 my $d = $cfg->{roles
}->{$role};
1301 my $list = join (',', sort keys %$d);
1302 $data .= "role:$role:$list:\n";
1307 my $collect_rolelist_members = sub {
1308 my ($acl_members, $result, $prefix, $exclude) = @_;
1310 foreach my $member (keys %$acl_members) {
1311 next if $exclude && $member eq $exclude;
1315 foreach my $role (sort keys %{$acl_members->{$member}}) {
1316 my $propagate = $acl_members->{$member}->{$role};
1325 $result->{0}->{$l0}->{"${prefix}${member}"} = 1 if $l0;
1326 $result->{1}->{$l1}->{"${prefix}${member}"} = 1 if $l1;
1330 foreach my $path (sort keys %{$cfg->{acl
}}) {
1331 my $d = $cfg->{acl
}->{$path};
1333 my $rolelist_members = {};
1335 $collect_rolelist_members->($d->{'groups'}, $rolelist_members, '@');
1337 # no need to save 'root@pam', it is always 'Administrator'
1338 $collect_rolelist_members->($d->{'users'}, $rolelist_members, '', 'root@pam');
1340 $collect_rolelist_members->($d->{'tokens'}, $rolelist_members, '');
1342 foreach my $propagate (0,1) {
1343 my $filtered = $rolelist_members->{$propagate};
1344 foreach my $rolelist (sort keys %$filtered) {
1345 my $uglist = join (',', sort keys %{$filtered->{$rolelist}});
1346 $data .= "acl:$propagate:$path:$uglist:$rolelist:\n";
1355 # The TFA configuration in priv/tfa.cfg format contains one line per user of
1358 # DATA is a base64 encoded json string and its format depends on the type.
1359 sub parse_priv_tfa_config
{
1360 my ($filename, $raw) = @_;
1363 my $cfg = { users
=> $users };
1365 $raw = '' if !defined($raw);
1366 while ($raw =~ /^\s*(.+?)\s*$/gm) {
1368 my ($user, $type, $data) = split(/:/, $line, 3);
1370 my (undef, undef, $realm) = PVE
::Auth
::Plugin
::verify_username
($user, 1);
1372 warn "user tfa config - ignore user '$user' - invalid user name\n";
1376 $data = decode_json
(decode_base64
($data));
1387 sub write_priv_tfa_config
{
1388 my ($filename, $cfg) = @_;
1392 my $users = $cfg->{users
};
1393 foreach my $user (sort keys %$users) {
1394 my $info = $users->{$user};
1395 next if !%$info; # skip empty entries
1397 $info = {%$info}; # copy to verify contents:
1399 my $type = delete $info->{type
};
1400 my $data = delete $info->{data
};
1402 if (my @keys = keys %$info) {
1403 die "invalid keys in TFA config for user $user: " . join(', ', @keys) . "\n";
1406 $data = encode_base64
(encode_json
($data), '');
1407 $output .= "${user}:${type}:${data}\n";
1414 my ($cfg, $user, $path) = @_;
1416 # NOTE: we do not consider pools here.
1417 # NOTE: for privsep tokens, this does not filter roles by those that the
1418 # corresponding user has.
1419 # Use $rpcenv->permission() for any actual permission checks!
1421 return 'Administrator' if $user eq 'root@pam'; # root can do anything
1423 if (pve_verify_tokenid
($user, 1)) {
1424 my $tokenid = $user;
1425 my ($username, $token) = split_tokenid
($tokenid);
1427 my $token_info = $cfg->{users
}->{$username}->{tokens
}->{$token};
1428 return () if !$token_info;
1430 my $user_roles = roles
($cfg, $username, $path);
1432 # return full user privileges
1433 return $user_roles if !$token_info->{privsep
};
1438 foreach my $p (sort keys %{$cfg->{acl
}}) {
1439 my $final = ($path eq $p);
1441 next if !(($p eq '/') || $final || ($path =~ m
|^$p/|));
1443 my $acl = $cfg->{acl
}->{$p};
1445 #print "CHECKACL $path $p\n";
1446 #print "ACL $path = " . Dumper ($acl);
1447 if (my $ri = $acl->{tokens
}->{$user}) {
1449 foreach my $role (keys %$ri) {
1450 my $propagate = $ri->{$role};
1451 if ($final || $propagate) {
1452 #print "APPLY ROLE $p $user $role\n";
1454 $new->{$role} = $propagate;
1458 $roles = $new; # overwrite previous settings
1463 if (my $ri = $acl->{users
}->{$user}) {
1465 foreach my $role (keys %$ri) {
1466 my $propagate = $ri->{$role};
1467 if ($final || $propagate) {
1468 #print "APPLY ROLE $p $user $role\n";
1470 $new->{$role} = $propagate;
1474 $roles = $new; # overwrite previous settings
1475 next; # user privs always override group privs
1480 foreach my $g (keys %{$acl->{groups
}}) {
1481 next if !$cfg->{groups
}->{$g}->{users
}->{$user};
1482 if (my $ri = $acl->{groups
}->{$g}) {
1483 foreach my $role (keys %$ri) {
1484 my $propagate = $ri->{$role};
1485 if ($final || $propagate) {
1486 #print "APPLY ROLE $p \@$g $role\n";
1488 $new->{$role} = $propagate;
1494 $roles = $new; # overwrite previous settings
1499 return { 'NoAccess' => $roles->{NoAccess
} } if defined ($roles->{NoAccess
});
1500 #return () if defined ($roles->{NoAccess});
1502 #print "permission $user $path = " . Dumper ($roles);
1504 #print "roles $user $path = " . join (',', @ra) . "\n";
1509 sub remove_vm_access
{
1511 my $delVMaccessFn = sub {
1512 my $usercfg = cfs_read_file
("user.cfg");
1515 if (my $acl = $usercfg->{acl
}->{"/vms/$vmid"}) {
1516 delete $usercfg->{acl
}->{"/vms/$vmid"};
1519 if (my $pool = $usercfg->{vms
}->{$vmid}) {
1520 if (my $data = $usercfg->{pools
}->{$pool}) {
1521 delete $data->{vms
}->{$vmid};
1522 delete $usercfg->{vms
}->{$vmid};
1526 cfs_write_file
("user.cfg", $usercfg) if $modified;
1529 lock_user_config
($delVMaccessFn, "access permissions cleanup for VM $vmid failed");
1532 sub remove_storage_access
{
1535 my $deleteStorageAccessFn = sub {
1536 my $usercfg = cfs_read_file
("user.cfg");
1539 if (my $storage = $usercfg->{acl
}->{"/storage/$storeid"}) {
1540 delete $usercfg->{acl
}->{"/storage/$storeid"};
1543 foreach my $pool (keys %{$usercfg->{pools
}}) {
1544 delete $usercfg->{pools
}->{$pool}->{storage
}->{$storeid};
1547 cfs_write_file
("user.cfg", $usercfg) if $modified;
1550 lock_user_config
($deleteStorageAccessFn,
1551 "access permissions cleanup for storage $storeid failed");
1554 sub add_vm_to_pool
{
1555 my ($vmid, $pool) = @_;
1557 my $addVMtoPoolFn = sub {
1558 my $usercfg = cfs_read_file
("user.cfg");
1559 if (my $data = $usercfg->{pools
}->{$pool}) {
1560 $data->{vms
}->{$vmid} = 1;
1561 $usercfg->{vms
}->{$vmid} = $pool;
1562 cfs_write_file
("user.cfg", $usercfg);
1566 lock_user_config
($addVMtoPoolFn, "can't add VM $vmid to pool '$pool'");
1569 sub remove_vm_from_pool
{
1572 my $delVMfromPoolFn = sub {
1573 my $usercfg = cfs_read_file
("user.cfg");
1574 if (my $pool = $usercfg->{vms
}->{$vmid}) {
1575 if (my $data = $usercfg->{pools
}->{$pool}) {
1576 delete $data->{vms
}->{$vmid};
1577 delete $usercfg->{vms
}->{$vmid};
1578 cfs_write_file
("user.cfg", $usercfg);
1583 lock_user_config
($delVMfromPoolFn, "pool cleanup for VM $vmid failed");
1586 my $USER_CONTROLLED_TFA_TYPES = {
1591 # Delete an entry by setting $data=undef in which case $type is ignored.
1592 # Otherwise both must be valid.
1594 my ($userid, $realm, $type, $data, $cached_usercfg, $cached_domaincfg) = @_;
1596 if (defined($data) && !defined($type)) {
1597 # This is an internal usage error and should not happen
1598 die "cannot set tfa data without a type\n";
1601 my $user_cfg = $cached_usercfg || cfs_read_file
('user.cfg');
1602 my $user = $user_cfg->{users
}->{$userid}
1603 or die "user '$userid' not found\n";
1605 my $domain_cfg = $cached_domaincfg || cfs_read_file
('domains.cfg');
1606 my $realm_cfg = $domain_cfg->{ids
}->{$realm};
1607 die "auth domain '$realm' does not exist\n" if !$realm_cfg;
1609 my $realm_tfa = $realm_cfg->{tfa
};
1610 if (defined($realm_tfa)) {
1611 $realm_tfa = PVE
::Auth
::Plugin
::parse_tfa_config
($realm_tfa);
1612 # If the realm has a TFA setting, we're only allowed to use that.
1613 if (defined($data)) {
1614 my $required_type = $realm_tfa->{type
};
1615 if ($required_type ne $type) {
1616 die "realm '$realm' only allows TFA of type '$required_type\n";
1619 if (defined($data->{config
})) {
1620 # XXX: Is it enough if the type matches? Or should the configuration also match?
1623 # realm-configured tfa always uses a simple key list, so use the user.cfg
1624 $user->{keys} = $data->{keys};
1626 die "realm '$realm' does not allow removing the 2nd factor\n";
1629 # Without a realm-enforced TFA setting the user can add a u2f or totp entry by themselves.
1630 # The 'yubico' type requires yubico server settings, which have to be configured on the
1631 # realm, so this is not supported here:
1632 die "domain '$realm' does not support TFA type '$type'\n"
1633 if defined($data) && !$USER_CONTROLLED_TFA_TYPES->{$type};
1636 # Custom TFA entries are stored in priv/tfa.cfg as they can be more complet: u2f uses a
1637 # public key and a key handle, TOTP requires the usual totp settings...
1639 my $tfa_cfg = cfs_read_file
('priv/tfa.cfg');
1640 my $tfa = ($tfa_cfg->{users
}->{$userid} //= {});
1642 if (defined($data)) {
1643 $tfa->{type
} = $type;
1644 $tfa->{data
} = $data;
1645 cfs_write_file
('priv/tfa.cfg', $tfa_cfg);
1647 $user->{keys} = "x!$type";
1649 delete $tfa_cfg->{users
}->{$userid};
1650 cfs_write_file
('priv/tfa.cfg', $tfa_cfg);
1652 delete $user->{keys};
1655 cfs_write_file
('user.cfg', $user_cfg);
1659 my ($username, $realm) = @_;
1661 my $user_cfg = cfs_read_file
('user.cfg');
1662 my $user = $user_cfg->{users
}->{$username}
1663 or die "user '$username' not found\n";
1665 my $keys = $user->{keys};
1667 my $domain_cfg = cfs_read_file
('domains.cfg');
1668 my $realm_cfg = $domain_cfg->{ids
}->{$realm};
1669 die "auth domain '$realm' does not exist\n" if !$realm_cfg;
1671 my $realm_tfa = $realm_cfg->{tfa
};
1672 $realm_tfa = PVE
::Auth
::Plugin
::parse_tfa_config
($realm_tfa)
1676 return if !$realm_tfa;
1677 die "missing required 2nd keys\n";
1680 # new style config starts with an 'x' and optionally contains a !<type> suffix
1681 if ($keys !~ /^x(?:!.*)?$/) {
1682 # old style config, find the type via the realm
1683 return if !$realm_tfa;
1684 return ($realm_tfa->{type
}, {
1686 config
=> $realm_tfa,
1689 my $tfa_cfg = cfs_read_file
('priv/tfa.cfg');
1690 my $tfa = $tfa_cfg->{users
}->{$username};
1691 return if !$tfa; # should not happen (user.cfg wasn't cleaned up?)
1694 # if the realm has a tfa setting we need to verify the type:
1695 die "auth domain '$realm' and user have mismatching TFA settings\n"
1696 if $realm_tfa && $realm_tfa->{type
} ne $tfa->{type
};
1699 return ($tfa->{type
}, $tfa->{data
});
1703 # bash completion helpers
1705 register_standard_option
('userid-completed',
1706 get_standard_option
('userid', { completion
=> \
&complete_username
}),
1709 sub complete_username
{
1711 my $user_cfg = cfs_read_file
('user.cfg');
1713 return [ keys %{$user_cfg->{users
}} ];
1716 sub complete_group
{
1718 my $user_cfg = cfs_read_file
('user.cfg');
1720 return [ keys %{$user_cfg->{groups
}} ];
1723 sub complete_realm
{
1725 my $domain_cfg = cfs_read_file
('domains.cfg');
1727 return [ keys %{$domain_cfg->{ids
}} ];