1 package PVE
::AccessControl
;
6 use Crypt
::OpenSSL
::Random
;
7 use Crypt
::OpenSSL
::RSA
;
15 use PVE
::Tools
qw(run_command lock_file file_get_contents split_list safe_print);
16 use PVE
::Cluster
qw(cfs_register_file cfs_read_file cfs_write_file cfs_lock_file);
19 use PVE
::Auth
::Plugin
;
25 # load and initialize all plugins
27 PVE
::Auth
::AD-
>register();
28 PVE
::Auth
::LDAP-
>register();
29 PVE
::Auth
::PVE-
>register();
30 PVE
::Auth
::PAM-
>register();
31 PVE
::Auth
::Plugin-
>init();
33 # $authdir must be writable by root only!
34 my $confdir = "/etc/pve";
35 my $authdir = "$confdir/priv";
36 my $authprivkeyfn = "$authdir/authkey.key";
37 my $authpubkeyfn = "$confdir/authkey.pub";
38 my $pve_www_key_fn = "$confdir/pve-www.key";
40 my $ticket_lifetime = 3600*2; # 2 hours
42 Crypt
::OpenSSL
::RSA-
>import_random_seed();
44 cfs_register_file
('user.cfg',
50 PVE
::Auth
::Plugin
::verify_username
(@_);
53 sub pve_verify_realm
{
54 PVE
::Auth
::Plugin
::pve_verify_realm
(@_);
57 sub lock_user_config
{
58 my ($code, $errmsg) = @_;
60 cfs_lock_file
("user.cfg", undef, $code);
62 $errmsg ?
die "$errmsg: $err" : die $err;
69 return $pve_auth_pub_key if $pve_auth_pub_key;
71 my $input = PVE
::Tools
::file_get_contents
($authpubkeyfn);
73 $pve_auth_pub_key = Crypt
::OpenSSL
::RSA-
>new_public_key($input);
75 return $pve_auth_pub_key;
78 my $csrf_prevention_secret;
79 my $get_csrfr_secret = sub {
80 if (!$csrf_prevention_secret) {
81 my $input = PVE
::Tools
::file_get_contents
($pve_www_key_fn);
82 $csrf_prevention_secret = Digest
::SHA
::sha1_base64
($input);
84 return $csrf_prevention_secret;
87 sub assemble_csrf_prevention_token
{
90 my $secret = &$get_csrfr_secret();
92 return PVE
::Ticket
::assemble_csrf_prevention_token
($secret, $username);
95 sub verify_csrf_prevention_token
{
96 my ($username, $token, $noerr) = @_;
98 my $secret = &$get_csrfr_secret();
100 return PVE
::Ticket
::verify_csrf_prevention_token
(
101 $secret, $username, $token, -300, $ticket_lifetime, $noerr);
104 my $pve_auth_priv_key;
107 return $pve_auth_priv_key if $pve_auth_priv_key;
109 my $input = PVE
::Tools
::file_get_contents
($authprivkeyfn);
111 $pve_auth_priv_key = Crypt
::OpenSSL
::RSA-
>new_private_key($input);
113 return $pve_auth_priv_key;
116 sub assemble_ticket
{
119 my $rsa_priv = get_privkey
();
121 return PVE
::Ticket
::assemble_rsa_ticket
($rsa_priv, 'PVE', $username);
125 my ($ticket, $noerr) = @_;
127 my $rsa_pub = get_pubkey
();
129 my ($username, $age) = PVE
::Ticket
::verify_rsa_ticket
(
130 $rsa_pub, 'PVE', $ticket, undef, -300, $ticket_lifetime, $noerr);
132 return undef if $noerr && !defined($username);
134 return undef if !PVE
::Auth
::Plugin
::verify_username
($username, $noerr);
136 return wantarray ?
($username, $age) : $username;
140 # - they do not contain the username in plain text
141 # - they are restricted to a specific resource path (example: '/vms/100')
142 sub assemble_vnc_ticket
{
143 my ($username, $path) = @_;
145 my $rsa_priv = get_privkey
();
147 $path = normalize_path
($path);
149 my $secret_data = "$username:$path";
151 return PVE
::Ticket
::assemble_rsa_ticket
(
152 $rsa_priv, 'PVEVNC', undef, $secret_data);
155 sub verify_vnc_ticket
{
156 my ($ticket, $username, $path, $noerr) = @_;
158 my $rsa_pub = get_pubkey
();
160 my $secret_data = "$username:$path";
162 return PVE
::Ticket
::verify_rsa_ticket
(
163 $rsa_pub, 'PVEVNC', $ticket, $secret_data, -20, 40, $noerr);
166 sub assemble_spice_ticket
{
167 my ($username, $vmid, $node) = @_;
169 my $secret = &$get_csrfr_secret();
171 return PVE
::Ticket
::assemble_spice_ticket
(
172 $secret, $username, $vmid, $node);
176 sub verify_spice_connect_url
{
177 my ($connect_str) = @_;
179 my $secret = &$get_csrfr_secret();
181 return PVE
::Ticket
::verify_spice_connect_url
($secret, $connect_str);
184 sub read_x509_subject_spice
{
188 my $bio = Net
::SSLeay
::BIO_new_file
($filename, 'r');
189 die "Could not open $filename using OpenSSL\n"
192 my $x509 = Net
::SSLeay
::PEM_read_bio_X509
($bio);
193 Net
::SSLeay
::BIO_free
($bio);
195 die "Could not parse X509 certificate in $filename\n"
198 my $nameobj = Net
::SSLeay
::X509_get_subject_name
($x509);
199 my $subject = Net
::SSLeay
::X509_NAME_oneline
($nameobj);
200 Net
::SSLeay
::X509_free
($x509);
202 # remote-viewer wants comma as seperator (not '/')
204 $subject =~ s!/(\w+=)!,$1!g;
209 # helper to generate SPICE remote-viewer configuration
210 sub remote_viewer_config
{
211 my ($authuser, $vmid, $node, $proxy, $title, $port) = @_;
214 my $host = `hostname -f` || PVE
::INotify
::nodename
();
219 my ($ticket, $proxyticket) = assemble_spice_ticket
($authuser, $vmid, $node);
221 my $filename = "/etc/pve/local/pve-ssl.pem";
222 my $subject = read_x509_subject_spice
($filename);
224 my $cacert = PVE
::Tools
::file_get_contents
("/etc/pve/pve-root-ca.pem", 8192);
225 $cacert =~ s/\n/\\n/g;
227 $proxy = "[$proxy]" if Net
::IP
::ip_is_ipv6
($proxy);
229 'secure-attention' => "Ctrl+Alt+Ins",
230 'toggle-fullscreen' => "Shift+F11",
231 'release-cursor' => "Ctrl+Alt+R",
234 host
=> $proxyticket, # this breaks tls hostname verification, so we need to use 'host-subject'
235 proxy
=> "http://$proxy:3128",
237 'host-subject' => $subject,
240 'delete-this-file' => 1,
243 return ($ticket, $proxyticket, $config);
246 sub check_user_exist
{
247 my ($usercfg, $username, $noerr) = @_;
249 $username = PVE
::Auth
::Plugin
::verify_username
($username, $noerr);
250 return undef if !$username;
252 return $usercfg->{users
}->{$username} if $usercfg && $usercfg->{users
}->{$username};
254 die "no such user ('$username')\n" if !$noerr;
259 sub check_user_enabled
{
260 my ($usercfg, $username, $noerr) = @_;
262 my $data = check_user_exist
($usercfg, $username, $noerr);
263 return undef if !$data;
265 return 1 if $data->{enable
};
267 die "user '$username' is disabled\n" if !$noerr;
272 sub verify_one_time_pw
{
273 my ($usercfg, $username, $tfa_cfg, $otp) = @_;
275 my $type = $tfa_cfg->{type
};
277 die "missing one time password for two-factor authentication '$type'\n" if !$otp;
279 # fixme: proxy support?
282 if ($type eq 'yubico') {
283 my $keys = $usercfg->{users
}->{$username}->{keys};
284 PVE
::OTP
::yubico_verify_otp
($otp, $keys, $tfa_cfg->{url
},
285 $tfa_cfg->{id
}, $tfa_cfg->{key
}, $proxy);
286 } elsif ($type eq 'oath') {
287 my $keys = $usercfg->{users
}->{$username}->{keys};
288 PVE
::OTP
::oath_verify_otp
($otp, $keys, $tfa_cfg->{step
}, $tfa_cfg->{digits
});
290 die "unknown tfa type '$type'\n";
294 # password should be utf8 encoded
295 # Note: some plugins delay/sleep if auth fails
296 sub authenticate_user
{
297 my ($username, $password, $otp) = @_;
299 die "no username specified\n" if !$username;
303 ($username, $ruid, $realm) = PVE
::Auth
::Plugin
::verify_username
($username);
305 my $usercfg = cfs_read_file
('user.cfg');
307 check_user_enabled
($usercfg, $username);
310 my $expire = $usercfg->{users
}->{$username}->{expire
};
312 die "account expired\n" if $expire && ($expire < $ctime);
314 my $domain_cfg = cfs_read_file
('domains.cfg');
316 my $cfg = $domain_cfg->{ids
}->{$realm};
317 die "auth domain '$realm' does not exists\n" if !$cfg;
318 my $plugin = PVE
::Auth
::Plugin-
>lookup($cfg->{type
});
319 $plugin->authenticate_user($cfg, $realm, $ruid, $password);
322 my $tfa_cfg = PVE
::Auth
::Plugin
::parse_tfa_config
($cfg->{tfa
});
323 verify_one_time_pw
($usercfg, $username, $tfa_cfg, $otp);
329 sub domain_set_password
{
330 my ($realm, $username, $password) = @_;
332 die "no auth domain specified" if !$realm;
334 my $domain_cfg = cfs_read_file
('domains.cfg');
336 my $cfg = $domain_cfg->{ids
}->{$realm};
337 die "auth domain '$realm' does not exist\n" if !$cfg;
338 my $plugin = PVE
::Auth
::Plugin-
>lookup($cfg->{type
});
339 $plugin->store_password($cfg, $realm, $username, $password);
343 my ($username, $usercfg, $group) = @_;
345 $usercfg->{users
}->{$username}->{groups
}->{$group} = 1;
346 $usercfg->{groups
}->{$group}->{users
}->{$username} = 1;
349 sub delete_user_group
{
350 my ($username, $usercfg) = @_;
352 foreach my $group (keys %{$usercfg->{groups
}}) {
354 delete ($usercfg->{groups
}->{$group}->{users
}->{$username})
355 if $usercfg->{groups
}->{$group}->{users
}->{$username};
359 sub delete_user_acl
{
360 my ($username, $usercfg) = @_;
362 foreach my $acl (keys %{$usercfg->{acl
}}) {
364 delete ($usercfg->{acl
}->{$acl}->{users
}->{$username})
365 if $usercfg->{acl
}->{$acl}->{users
}->{$username};
369 sub delete_group_acl
{
370 my ($group, $usercfg) = @_;
372 foreach my $acl (keys %{$usercfg->{acl
}}) {
374 delete ($usercfg->{acl
}->{$acl}->{groups
}->{$group})
375 if $usercfg->{acl
}->{$acl}->{groups
}->{$group};
379 sub delete_pool_acl
{
380 my ($pool, $usercfg) = @_;
382 my $path = "/pool/$pool";
384 delete ($usercfg->{acl
}->{$path})
387 # we automatically create some predefined roles by splitting privs
388 # into 3 groups (per category)
389 # root: only root is allowed to do that
390 # admin: an administrator can to that
391 # user: a normal user/customer can to that
401 'VM.Config.Options', # covers all other things
409 'VM.Config.CDROM', # change CDROM media
421 'Sys.Modify', # edit/change node settings
424 'Permissions.Modify',
436 'Datastore.Allocate',
437 'Datastore.AllocateTemplate',
440 'Datastore.AllocateSpace',
452 'Group.Allocate', # edit/change group settings
453 'Realm.AllocateUser',
461 'Pool.Allocate', # create/delete pools
468 my $valid_privs = {};
470 my $special_roles = {
471 'NoAccess' => {}, # no privileges
472 'Administrator' => $valid_privs, # all privileges
477 foreach my $cat (keys %$privgroups) {
478 my $cd = $privgroups->{$cat};
479 foreach my $p (@{$cd->{root
}}, @{$cd->{admin
}},
480 @{$cd->{user
}}, @{$cd->{audit
}}) {
481 $valid_privs->{$p} = 1;
483 foreach my $p (@{$cd->{admin
}}, @{$cd->{user
}}, @{$cd->{audit
}}) {
485 $special_roles->{"PVE${cat}Admin"}->{$p} = 1;
486 $special_roles->{"PVEAdmin"}->{$p} = 1;
488 if (scalar(@{$cd->{user
}})) {
489 foreach my $p (@{$cd->{user
}}, @{$cd->{audit
}}) {
490 $special_roles->{"PVE${cat}User"}->{$p} = 1;
493 foreach my $p (@{$cd->{audit
}}) {
494 $special_roles->{"PVEAuditor"}->{$p} = 1;
498 $special_roles->{"PVETemplateUser"} = { 'VM.Clone' => 1, 'VM.Audit' => 1 };
503 sub role_is_special
{
505 return exists $special_roles->{$role};
509 my ($role, $usercfg, $privs) = @_;
513 die "role '$role' does not exist\n" if !$usercfg->{roles
}->{$role};
515 foreach my $priv (split_list
($privs)) {
516 if (defined ($valid_privs->{$priv})) {
517 $usercfg->{roles
}->{$role}->{$priv} = 1;
519 die "invalid privilege '$priv'\n";
531 $path = '/' if !$path;
533 $path = "/$path" if $path !~ m
|^/|;
535 return undef if $path !~ m
|^[[:alnum
:]\
.\
-\_\
/]+$|;
541 PVE
::JSONSchema
::register_format
('pve-groupid', \
&verify_groupname
);
542 sub verify_groupname
{
543 my ($groupname, $noerr) = @_;
545 if ($groupname !~ m/^[A-Za-z0-9\.\-_]+$/) {
547 die "group name '$groupname' contains invalid characters\n" if !$noerr;
555 PVE
::JSONSchema
::register_format
('pve-roleid', \
&verify_rolename
);
556 sub verify_rolename
{
557 my ($rolename, $noerr) = @_;
559 if ($rolename !~ m/^[A-Za-z0-9\.\-_]+$/) {
561 die "role name '$rolename' contains invalid characters\n" if !$noerr;
569 PVE
::JSONSchema
::register_format
('pve-poolid', \
&verify_groupname
);
570 sub verify_poolname
{
571 my ($poolname, $noerr) = @_;
573 if ($poolname !~ m/^[A-Za-z0-9\.\-_]+$/) {
575 die "pool name '$poolname' contains invalid characters\n" if !$noerr;
583 PVE
::JSONSchema
::register_format
('pve-priv', \
&verify_privname
);
584 sub verify_privname
{
585 my ($priv, $noerr) = @_;
587 if (!$valid_privs->{$priv}) {
588 die "invalid privilege '$priv'\n" if !$noerr;
596 sub userconfig_force_defaults
{
599 foreach my $r (keys %$special_roles) {
600 $cfg->{roles
}->{$r} = $special_roles->{$r};
603 # add root user if not exists
604 if (!$cfg->{users
}->{'root@pam'}) {
605 $cfg->{users
}->{'root@pam'}->{enable
} = 1;
609 sub parse_user_config
{
610 my ($filename, $raw) = @_;
614 userconfig_force_defaults
($cfg);
616 $raw = '' if !defined($raw);
617 while ($raw =~ /^\s*(.+?)\s*$/gm) {
621 foreach my $d (split (/:/, $line)) {
627 my $et = shift @data;
630 my ($user, $enable, $expire, $firstname, $lastname, $email, $comment, $keys) = @data;
632 my (undef, undef, $realm) = PVE
::Auth
::Plugin
::verify_username
($user, 1);
634 warn "user config - ignore user '$user' - invalid user name\n";
638 $enable = $enable ?
1 : 0;
640 $expire = 0 if !$expire;
642 if ($expire !~ m/^\d+$/) {
643 warn "user config - ignore user '$user' - (illegal characters in expire '$expire')\n";
646 $expire = int($expire);
648 #if (!verify_groupname ($group, 1)) {
649 # warn "user config - ignore user '$user' - invalid characters in group name\n";
653 $cfg->{users
}->{$user} = {
657 $cfg->{users
}->{$user}->{firstname
} = PVE
::Tools
::decode_text
($firstname) if $firstname;
658 $cfg->{users
}->{$user}->{lastname
} = PVE
::Tools
::decode_text
($lastname) if $lastname;
659 $cfg->{users
}->{$user}->{email
} = $email;
660 $cfg->{users
}->{$user}->{comment
} = PVE
::Tools
::decode_text
($comment) if $comment;
661 $cfg->{users
}->{$user}->{expire
} = $expire;
662 # keys: allowed yubico key ids or oath secrets (base32 encoded)
663 $cfg->{users
}->{$user}->{keys} = $keys if $keys;
665 #$cfg->{users}->{$user}->{groups}->{$group} = 1;
666 #$cfg->{groups}->{$group}->{$user} = 1;
668 } elsif ($et eq 'group') {
669 my ($group, $userlist, $comment) = @data;
671 if (!verify_groupname
($group, 1)) {
672 warn "user config - ignore group '$group' - invalid characters in group name\n";
676 # make sure to add the group (even if there are no members)
677 $cfg->{groups
}->{$group} = { users
=> {} } if !$cfg->{groups
}->{$group};
679 $cfg->{groups
}->{$group}->{comment
} = PVE
::Tools
::decode_text
($comment) if $comment;
681 foreach my $user (split_list
($userlist)) {
683 if (!PVE
::Auth
::Plugin
::verify_username
($user, 1)) {
684 warn "user config - ignore invalid group member '$user'\n";
688 if ($cfg->{users
}->{$user}) { # user exists
689 $cfg->{users
}->{$user}->{groups
}->{$group} = 1;
690 $cfg->{groups
}->{$group}->{users
}->{$user} = 1;
692 warn "user config - ignore invalid group member '$user'\n";
696 } elsif ($et eq 'role') {
697 my ($role, $privlist) = @data;
699 if (!verify_rolename
($role, 1)) {
700 warn "user config - ignore role '$role' - invalid characters in role name\n";
704 # make sure to add the role (even if there are no privileges)
705 $cfg->{roles
}->{$role} = {} if !$cfg->{roles
}->{$role};
707 foreach my $priv (split_list
($privlist)) {
708 if (defined ($valid_privs->{$priv})) {
709 $cfg->{roles
}->{$role}->{$priv} = 1;
711 warn "user config - ignore invalid priviledge '$priv'\n";
715 } elsif ($et eq 'acl') {
716 my ($propagate, $pathtxt, $uglist, $rolelist) = @data;
718 if (my $path = normalize_path
($pathtxt)) {
719 foreach my $role (split_list
($rolelist)) {
721 if (!verify_rolename
($role, 1)) {
722 warn "user config - ignore invalid role name '$role' in acl\n";
726 foreach my $ug (split_list
($uglist)) {
727 if ($ug =~ m/^@(\S+)$/) {
729 if ($cfg->{groups
}->{$group}) { # group exists
730 $cfg->{acl
}->{$path}->{groups
}->{$group}->{$role} = $propagate;
732 warn "user config - ignore invalid acl group '$group'\n";
734 } elsif (PVE
::Auth
::Plugin
::verify_username
($ug, 1)) {
735 if ($cfg->{users
}->{$ug}) { # user exists
736 $cfg->{acl
}->{$path}->{users
}->{$ug}->{$role} = $propagate;
738 warn "user config - ignore invalid acl member '$ug'\n";
741 warn "user config - invalid user/group '$ug' in acl\n";
746 warn "user config - ignore invalid path in acl '$pathtxt'\n";
748 } elsif ($et eq 'pool') {
749 my ($pool, $comment, $vmlist, $storelist) = @data;
751 if (!verify_poolname
($pool, 1)) {
752 warn "user config - ignore pool '$pool' - invalid characters in pool name\n";
756 # make sure to add the pool (even if there are no members)
757 $cfg->{pools
}->{$pool} = { vms
=> {}, storage
=> {} } if !$cfg->{pools
}->{$pool};
759 $cfg->{pools
}->{$pool}->{comment
} = PVE
::Tools
::decode_text
($comment) if $comment;
761 foreach my $vmid (split_list
($vmlist)) {
762 if ($vmid !~ m/^\d+$/) {
763 warn "user config - ignore invalid vmid '$vmid' in pool '$pool'\n";
768 if ($cfg->{vms
}->{$vmid}) {
769 warn "user config - ignore duplicate vmid '$vmid' in pool '$pool'\n";
773 $cfg->{pools
}->{$pool}->{vms
}->{$vmid} = 1;
775 # record vmid ==> pool relation
776 $cfg->{vms
}->{$vmid} = $pool;
779 foreach my $storeid (split_list
($storelist)) {
780 if ($storeid !~ m/^[a-z][a-z0-9\-\_\.]*[a-z0-9]$/i) {
781 warn "user config - ignore invalid storage '$storeid' in pool '$pool'\n";
784 $cfg->{pools
}->{$pool}->{storage
}->{$storeid} = 1;
787 warn "user config - ignore config line: $line\n";
791 userconfig_force_defaults
($cfg);
796 sub write_user_config
{
797 my ($filename, $cfg) = @_;
801 foreach my $user (keys %{$cfg->{users
}}) {
802 my $d = $cfg->{users
}->{$user};
803 my $firstname = $d->{firstname
} ? PVE
::Tools
::encode_text
($d->{firstname
}) : '';
804 my $lastname = $d->{lastname
} ? PVE
::Tools
::encode_text
($d->{lastname
}) : '';
805 my $email = $d->{email
} || '';
806 my $comment = $d->{comment
} ? PVE
::Tools
::encode_text
($d->{comment
}) : '';
807 my $expire = int($d->{expire
} || 0);
808 my $enable = $d->{enable
} ?
1 : 0;
809 my $keys = $d->{keys} ?
$d->{keys} : '';
810 $data .= "user:$user:$enable:$expire:$firstname:$lastname:$email:$comment:$keys:\n";
815 foreach my $group (keys %{$cfg->{groups
}}) {
816 my $d = $cfg->{groups
}->{$group};
817 my $list = join (',', keys %{$d->{users
}});
818 my $comment = $d->{comment
} ? PVE
::Tools
::encode_text
($d->{comment
}) : '';
819 $data .= "group:$group:$list:$comment:\n";
824 foreach my $pool (keys %{$cfg->{pools
}}) {
825 my $d = $cfg->{pools
}->{$pool};
826 my $vmlist = join (',', keys %{$d->{vms
}});
827 my $storelist = join (',', keys %{$d->{storage
}});
828 my $comment = $d->{comment
} ? PVE
::Tools
::encode_text
($d->{comment
}) : '';
829 $data .= "pool:$pool:$comment:$vmlist:$storelist:\n";
834 foreach my $role (keys %{$cfg->{roles
}}) {
835 next if $special_roles->{$role};
837 my $d = $cfg->{roles
}->{$role};
838 my $list = join (',', keys %$d);
839 $data .= "role:$role:$list:\n";
844 foreach my $path (sort keys %{$cfg->{acl
}}) {
845 my $d = $cfg->{acl
}->{$path};
849 foreach my $group (keys %{$d->{groups
}}) {
852 foreach my $role (sort keys %{$d->{groups
}->{$group}}) {
853 my $propagate = $d->{groups
}->{$group}->{$role};
862 $ra->{0}->{$l0}->{"\@$group"} = 1 if $l0;
863 $ra->{1}->{$l1}->{"\@$group"} = 1 if $l1;
866 foreach my $user (keys %{$d->{users
}}) {
867 # no need to save, because root is always 'Administrator'
868 next if $user eq 'root@pam';
872 foreach my $role (sort keys %{$d->{users
}->{$user}}) {
873 my $propagate = $d->{users
}->{$user}->{$role};
882 $ra->{0}->{$l0}->{$user} = 1 if $l0;
883 $ra->{1}->{$l1}->{$user} = 1 if $l1;
886 foreach my $rolelist (sort keys %{$ra->{0}}) {
887 my $uglist = join (',', keys %{$ra->{0}->{$rolelist}});
888 $data .= "acl:0:$path:$uglist:$rolelist:\n";
890 foreach my $rolelist (sort keys %{$ra->{1}}) {
891 my $uglist = join (',', keys %{$ra->{1}->{$rolelist}});
892 $data .= "acl:1:$path:$uglist:$rolelist:\n";
900 my ($cfg, $user, $path) = @_;
902 # NOTE: we do not consider pools here.
903 # You need to use $rpcenv->roles() instead if you want that.
905 return 'Administrator' if $user eq 'root@pam'; # root can do anything
909 foreach my $p (sort keys %{$cfg->{acl
}}) {
910 my $final = ($path eq $p);
912 next if !(($p eq '/') || $final || ($path =~ m
|^$p/|));
914 my $acl = $cfg->{acl
}->{$p};
916 #print "CHECKACL $path $p\n";
917 #print "ACL $path = " . Dumper ($acl);
919 if (my $ri = $acl->{users
}->{$user}) {
921 foreach my $role (keys %$ri) {
922 my $propagate = $ri->{$role};
923 if ($final || $propagate) {
924 #print "APPLY ROLE $p $user $role\n";
930 $perm = $new; # overwrite previous settings
931 next; # user privs always override group privs
936 foreach my $g (keys %{$acl->{groups
}}) {
937 next if !$cfg->{groups
}->{$g}->{users
}->{$user};
938 if (my $ri = $acl->{groups
}->{$g}) {
939 foreach my $role (keys %$ri) {
940 my $propagate = $ri->{$role};
941 if ($final || $propagate) {
942 #print "APPLY ROLE $p \@$g $role\n";
950 $perm = $new; # overwrite previous settings
955 return ('NoAccess') if defined ($perm->{NoAccess
});
956 #return () if defined ($perm->{NoAccess});
958 #print "permission $user $path = " . Dumper ($perm);
960 my @ra = keys %$perm;
962 #print "roles $user $path = " . join (',', @ra) . "\n";
968 my ($cfg, $user, $path) = @_;
970 $user = PVE
::Auth
::Plugin
::verify_username
($user, 1);
973 my @ra = roles
($cfg, $user, $path);
977 foreach my $role (@ra) {
978 if (my $privset = $cfg->{roles
}->{$role}) {
979 foreach my $p (keys %$privset) {
985 #print "priviledges $user $path = " . Dumper ($privs);
990 sub check_permissions
{
991 my ($username, $path, $privlist) = @_;
993 $path = normalize_path
($path);
994 my $usercfg = cfs_read_file
('user.cfg');
995 my $perm = permission
($usercfg, $username, $path);
997 foreach my $priv (split_list
($privlist)) {
998 return undef if !$perm->{$priv};
1004 sub remove_vm_access
{
1006 my $delVMaccessFn = sub {
1007 my $usercfg = cfs_read_file
("user.cfg");
1010 if (my $acl = $usercfg->{acl
}->{"/vms/$vmid"}) {
1011 delete $usercfg->{acl
}->{"/vms/$vmid"};
1014 if (my $pool = $usercfg->{vms
}->{$vmid}) {
1015 if (my $data = $usercfg->{pools
}->{$pool}) {
1016 delete $data->{vms
}->{$vmid};
1017 delete $usercfg->{vms
}->{$vmid};
1021 cfs_write_file
("user.cfg", $usercfg) if $modified;
1024 lock_user_config
($delVMaccessFn, "access permissions cleanup for VM $vmid failed");
1027 sub remove_storage_access
{
1030 my $deleteStorageAccessFn = sub {
1031 my $usercfg = cfs_read_file
("user.cfg");
1034 if (my $storage = $usercfg->{acl
}->{"/storage/$storeid"}) {
1035 delete $usercfg->{acl
}->{"/storage/$storeid"};
1038 foreach my $pool (keys %{$usercfg->{pools
}}) {
1039 delete $usercfg->{pools
}->{$pool}->{storage
}->{$storeid};
1042 cfs_write_file
("user.cfg", $usercfg) if $modified;
1045 lock_user_config
($deleteStorageAccessFn,
1046 "access permissions cleanup for storage $storeid failed");
1049 sub add_vm_to_pool
{
1050 my ($vmid, $pool) = @_;
1052 my $addVMtoPoolFn = sub {
1053 my $usercfg = cfs_read_file
("user.cfg");
1054 if (my $data = $usercfg->{pools
}->{$pool}) {
1055 $data->{vms
}->{$vmid} = 1;
1056 $usercfg->{vms
}->{$vmid} = $pool;
1057 cfs_write_file
("user.cfg", $usercfg);
1061 lock_user_config
($addVMtoPoolFn, "can't add VM $vmid to pool '$pool'");
1064 sub remove_vm_from_pool
{
1067 my $delVMfromPoolFn = sub {
1068 my $usercfg = cfs_read_file
("user.cfg");
1069 if (my $pool = $usercfg->{vms
}->{$vmid}) {
1070 if (my $data = $usercfg->{pools
}->{$pool}) {
1071 delete $data->{vms
}->{$vmid};
1072 delete $usercfg->{vms
}->{$vmid};
1073 cfs_write_file
("user.cfg", $usercfg);
1078 lock_user_config
($delVMfromPoolFn, "pool cleanup for VM $vmid failed");
1081 # bash completion helpers
1083 sub complete_username
{
1085 my $user_cfg = cfs_read_file
('user.cfg');
1087 return [ keys %{$user_cfg->{users
}} ];
1090 sub complete_group
{
1092 my $user_cfg = cfs_read_file
('user.cfg');
1094 return [ keys %{$user_cfg->{groups
}} ];
1097 sub complete_realm
{
1099 my $domain_cfg = cfs_read_file
('domains.cfg');
1101 return [ keys %{$domain_cfg->{ids
}} ];