1 package PVE
::AccessControl
;
5 use Crypt
::OpenSSL
::Random
;
6 use Crypt
::OpenSSL
::RSA
;
9 use PVE
::Tools
qw(run_command lock_file file_get_contents split_list safe_print);
10 use PVE
::Cluster
qw(cfs_register_file cfs_read_file cfs_write_file cfs_lock_file);
13 use PVE
::Auth
::Plugin
;
19 use Data
::Dumper
; # fixme: remove
21 # load and initialize all plugins
23 PVE
::Auth
::AD-
>register();
24 PVE
::Auth
::LDAP-
>register();
25 PVE
::Auth
::PVE-
>register();
26 PVE
::Auth
::PAM-
>register();
27 PVE
::Auth
::Plugin-
>init();
29 # $authdir must be writable by root only!
30 my $confdir = "/etc/pve";
31 my $authdir = "$confdir/priv";
32 my $authprivkeyfn = "$authdir/authkey.key";
33 my $authpubkeyfn = "$confdir/authkey.pub";
34 my $pve_www_key_fn = "$confdir/pve-www.key";
36 my $ticket_lifetime = 3600*2; # 2 hours
38 Crypt
::OpenSSL
::RSA-
>import_random_seed();
40 cfs_register_file
('user.cfg',
46 PVE
::Auth
::Plugin
::verify_username
(@_);
49 sub pve_verify_realm
{
50 PVE
::Auth
::Plugin
::pve_verify_realm
(@_);
53 sub lock_user_config
{
54 my ($code, $errmsg) = @_;
56 cfs_lock_file
("user.cfg", undef, $code);
58 $errmsg ?
die "$errmsg: $err" : die $err;
65 return $pve_auth_pub_key if $pve_auth_pub_key;
67 my $input = PVE
::Tools
::file_get_contents
($authpubkeyfn);
69 $pve_auth_pub_key = Crypt
::OpenSSL
::RSA-
>new_public_key($input);
71 return $pve_auth_pub_key;
74 my $csrf_prevention_secret;
75 my $get_csrfr_secret = sub {
76 if (!$csrf_prevention_secret) {
77 my $input = PVE
::Tools
::file_get_contents
($pve_www_key_fn);
78 $csrf_prevention_secret = Digest
::SHA
::sha1_base64
($input);
80 return $csrf_prevention_secret;
83 sub assemble_csrf_prevention_token
{
86 my $timestamp = sprintf("%08X", time());
88 my $digest = Digest
::SHA
::sha1_base64
("$timestamp:$username", &$get_csrfr_secret());
90 return "$timestamp:$digest";
93 sub verify_csrf_prevention_token
{
94 my ($username, $token, $noerr) = @_;
96 if ($token =~ m/^([A-Z0-9]{8}):(\S+)$/) {
99 my $ttime = hex($timestamp);
101 my $digest = Digest
::SHA
::sha1_base64
("$timestamp:$username", &$get_csrfr_secret());
103 my $age = time() - $ttime;
104 return if ($digest eq $sig) && ($age > -300) && ($age < $ticket_lifetime);
107 die "Permission denied - invalid csrf token\n" if !$noerr;
112 my $pve_auth_priv_key;
115 return $pve_auth_priv_key if $pve_auth_priv_key;
117 my $input = PVE
::Tools
::file_get_contents
($authprivkeyfn);
119 $pve_auth_priv_key = Crypt
::OpenSSL
::RSA-
>new_private_key($input);
121 return $pve_auth_priv_key;
124 sub assemble_ticket
{
127 my $rsa_priv = get_privkey
();
129 my $timestamp = sprintf("%08X", time());
131 my $plain = "PVE:$username:$timestamp";
133 my $ticket = $plain . "::" . encode_base64
($rsa_priv->sign($plain), '');
139 my ($ticket, $noerr) = @_;
141 if ($ticket && $ticket =~ m/^(PVE:\S+)::([^:\s]+)$/) {
145 my $rsa_pub = get_pubkey
();
146 if ($rsa_pub->verify($plain, decode_base64
($sig))) {
147 if ($plain =~ m/^PVE:(\S+):([A-Z0-9]{8})$/) {
150 my $ttime = hex($timestamp);
152 my $age = time() - $ttime;
154 if (PVE
::Auth
::Plugin
::verify_username
($username, 1) &&
155 ($age > -300) && ($age < $ticket_lifetime)) {
156 return wantarray ?
($username, $age) : $username;
162 die "permission denied - invalid ticket\n" if !$noerr;
168 # - they do not contain the username in plain text
169 # - they are restricted to a specific resource path (example: '/vms/100')
170 sub assemble_vnc_ticket
{
171 my ($username, $path) = @_;
173 my $rsa_priv = get_privkey
();
175 my $timestamp = sprintf("%08X", time());
177 my $plain = "PVEVNC:$timestamp";
179 $path = normalize_path
($path);
181 my $full = "$plain:$username:$path";
183 my $ticket = $plain . "::" . encode_base64
($rsa_priv->sign($full), '');
188 sub verify_vnc_ticket
{
189 my ($ticket, $username, $path, $noerr) = @_;
191 if ($ticket && $ticket =~ m/^(PVEVNC:\S+)::([^:\s]+)$/) {
194 my $full = "$plain:$username:$path";
196 my $rsa_pub = get_pubkey
();
197 # Note: sign only match if $username and $path is correct
198 if ($rsa_pub->verify($full, decode_base64
($sig))) {
199 if ($plain =~ m/^PVEVNC:([A-Z0-9]{8})$/) {
202 my $age = time() - $ttime;
204 if (($age > -20) && ($age < 40)) {
211 die "permission denied - invalid vnc ticket\n" if !$noerr;
216 sub assemble_spice_ticket
{
217 my ($username, $vmid, $node) = @_;
219 my $rsa_priv = get_privkey
();
221 my $timestamp = sprintf("%08x", time());
223 my $randomstr = "PVESPICE:$timestamp:$vmid:$node:" . rand(10);
225 # this should be uses as one-time password
226 # max length is 60 chars (spice limit)
227 # we pass this to qemu set_pasword and limit lifetime there
229 my $ticket = Digest
::SHA
::sha1_hex
($rsa_priv->sign($randomstr));
231 # Note: spice proxy connects with HTTP, so $proxyticket is exposed to public
232 # we use a signature/timestamp to make sure nobody can fake such ticket
233 # an attacker can use this $proxyticket, but he will fail because $ticket is
235 # The proxy need to be able to extract/verify the ticket
236 # Note: data needs to be lower case only, because virt-viewer needs that
237 my $plain = "pvespiceproxy:$timestamp:$vmid:$node";
238 my $sig = unpack("H*", $rsa_priv->sign($plain));
240 my $proxyticket = $plain . "::" . $sig;
242 return ($ticket, $proxyticket);
245 sub verify_spice_connect_url
{
246 my ($connect_str) = @_;
248 # Note: we pass the spice ticket as 'host', so the
249 # spice viewer connects with "$ticket:$port"
251 return undef if !$connect_str;
253 if ($connect_str =~m/^pvespiceproxy:([a-z0-9]{8}):(\d+):(\S+)::([a-z0-9]{512}):(\d+)$/) {
254 my ($timestamp, $vmid, $node, $hexsig, $port) = ($1, $2, $3, $4, $5, $6);
255 my $ttime = hex($timestamp);
256 my $age = time() - $ttime;
258 # use very limited lifetime - is this enough?
259 return undef if !(($age > -20) && ($age < 40));
261 my $sig = pack("H*", $hexsig);
263 my $rsa_pub = get_pubkey
();
265 my $plain = "pvespiceproxy:$timestamp:$vmid:$node";
267 if ($rsa_pub->verify($plain, $sig)) {
268 return ($vmid, $node, $port);
275 sub check_user_exist
{
276 my ($usercfg, $username, $noerr) = @_;
278 $username = PVE
::Auth
::Plugin
::verify_username
($username, $noerr);
279 return undef if !$username;
281 return $usercfg->{users
}->{$username} if $usercfg && $usercfg->{users
}->{$username};
283 die "no such user ('$username')\n" if !$noerr;
288 sub check_user_enabled
{
289 my ($usercfg, $username, $noerr) = @_;
291 my $data = check_user_exist
($usercfg, $username, $noerr);
292 return undef if !$data;
294 return 1 if $data->{enable
};
296 return 1 if $username eq 'root@pam'; # root is always enabled
298 die "user '$username' is disabled\n" if !$noerr;
303 # password should be utf8 encoded
304 sub authenticate_user
{
305 my ($username, $password) = @_;
307 die "no username specified\n" if !$username;
311 ($username, $ruid, $realm) = PVE
::Auth
::Plugin
::verify_username
($username);
313 my $usercfg = cfs_read_file
('user.cfg');
315 eval { check_user_enabled
($usercfg, $username); };
322 my $expire = $usercfg->{users
}->{$username}->{expire
};
324 if ($expire && ($expire < $ctime)) {
326 die "account expired\n"
329 my $domain_cfg = cfs_read_file
('domains.cfg');
332 my $cfg = $domain_cfg->{ids
}->{$realm};
333 die "auth domain '$realm' does not exists\n" if !$cfg;
334 my $plugin = PVE
::Auth
::Plugin-
>lookup($cfg->{type
});
335 $plugin->authenticate_user($cfg, $realm, $ruid, $password);
338 sleep(2); # timeout after failed auth
345 sub domain_set_password
{
346 my ($realm, $username, $password) = @_;
348 die "no auth domain specified" if !$realm;
350 my $domain_cfg = cfs_read_file
('domains.cfg');
352 my $cfg = $domain_cfg->{ids
}->{$realm};
353 die "auth domain '$realm' does not exists\n" if !$cfg;
354 my $plugin = PVE
::Auth
::Plugin-
>lookup($cfg->{type
});
355 $plugin->store_password($cfg, $realm, $username, $password);
360 my ($username, $usercfg, $group) = @_;
361 $usercfg->{users
}->{$username}->{groups
}->{$group} = 1;
362 $usercfg->{groups
}->{$group}->{users
}->{$username} = 1;
365 sub delete_user_group
{
367 my ($username, $usercfg) = @_;
369 foreach my $group (keys %{$usercfg->{groups
}}) {
371 delete ($usercfg->{groups
}->{$group}->{users
}->{$username})
372 if $usercfg->{groups
}->{$group}->{users
}->{$username};
376 sub delete_user_acl
{
378 my ($username, $usercfg) = @_;
380 foreach my $acl (keys %{$usercfg->{acl
}}) {
382 delete ($usercfg->{acl
}->{$acl}->{users
}->{$username})
383 if $usercfg->{acl
}->{$acl}->{users
}->{$username};
387 sub delete_group_acl
{
389 my ($group, $usercfg) = @_;
391 foreach my $acl (keys %{$usercfg->{acl
}}) {
393 delete ($usercfg->{acl
}->{$acl}->{groups
}->{$group})
394 if $usercfg->{acl
}->{$acl}->{groups
}->{$group};
398 sub delete_pool_acl
{
400 my ($pool, $usercfg) = @_;
402 my $path = "/pool/$pool";
404 foreach my $aclpath (keys %{$usercfg->{acl
}}) {
405 delete ($usercfg->{acl
}->{$aclpath})
406 if $usercfg->{acl
}->{$aclpath} eq 'path';
410 # we automatically create some predefined roles by splitting privs
411 # into 3 groups (per category)
412 # root: only root is allowed to do that
413 # admin: an administrator can to that
414 # user: a normak user/customer can to that
424 'VM.Config.Options', # covers all other things
432 'VM.Config.CDROM', # change CDROM media
444 'Sys.Modify', # edit/change node settings
447 'Permissions.Modify',
459 'Datastore.Allocate',
460 'Datastore.AllocateTemplate',
463 'Datastore.AllocateSpace',
475 'Group.Allocate', # edit/change group settings
476 'Realm.AllocateUser',
484 'Pool.Allocate', # create/delete pools
491 my $valid_privs = {};
493 my $special_roles = {
494 'NoAccess' => {}, # no priviledges
495 'Administrator' => $valid_privs, # all priviledges
500 foreach my $cat (keys %$privgroups) {
501 my $cd = $privgroups->{$cat};
502 foreach my $p (@{$cd->{root
}}, @{$cd->{admin
}},
503 @{$cd->{user
}}, @{$cd->{audit
}}) {
504 $valid_privs->{$p} = 1;
506 foreach my $p (@{$cd->{admin
}}, @{$cd->{user
}}, @{$cd->{audit
}}) {
508 $special_roles->{"PVE${cat}Admin"}->{$p} = 1;
509 $special_roles->{"PVEAdmin"}->{$p} = 1;
511 if (scalar(@{$cd->{user
}})) {
512 foreach my $p (@{$cd->{user
}}, @{$cd->{audit
}}) {
513 $special_roles->{"PVE${cat}User"}->{$p} = 1;
516 foreach my $p (@{$cd->{audit
}}) {
517 $special_roles->{"PVEAuditor"}->{$p} = 1;
521 $special_roles->{"PVETemplateUser"} = { 'VM.Clone' => 1, 'VM.Audit' => 1 };
527 my ($role, $usercfg, $privs) = @_;
531 die "role '$role' does not exist\n" if !$usercfg->{roles
}->{$role};
533 foreach my $priv (split_list
($privs)) {
534 if (defined ($valid_privs->{$priv})) {
535 $usercfg->{roles
}->{$role}->{$priv} = 1;
537 die "invalid priviledge '$priv'\n";
549 $path = '/' if !$path;
551 $path = "/$path" if $path !~ m
|^/|;
553 return undef if $path !~ m
|^[[:alnum
:]\
-\_\
/]+$|;
559 PVE
::JSONSchema
::register_format
('pve-groupid', \
&verify_groupname
);
560 sub verify_groupname
{
561 my ($groupname, $noerr) = @_;
563 if ($groupname !~ m/^[A-Za-z0-9\.\-_]+$/) {
565 die "group name '$groupname' contains invalid characters\n" if !$noerr;
573 PVE
::JSONSchema
::register_format
('pve-roleid', \
&verify_rolename
);
574 sub verify_rolename
{
575 my ($rolename, $noerr) = @_;
577 if ($rolename !~ m/^[A-Za-z0-9\.\-_]+$/) {
579 die "role name '$rolename' contains invalid characters\n" if !$noerr;
587 PVE
::JSONSchema
::register_format
('pve-poolid', \
&verify_groupname
);
588 sub verify_poolname
{
589 my ($poolname, $noerr) = @_;
591 if ($poolname !~ m/^[A-Za-z0-9\.\-_]+$/) {
593 die "pool name '$poolname' contains invalid characters\n" if !$noerr;
601 PVE
::JSONSchema
::register_format
('pve-priv', \
&verify_privname
);
602 sub verify_privname
{
603 my ($priv, $noerr) = @_;
605 if (!$valid_privs->{$priv}) {
606 die "invalid priviledge '$priv'\n" if !$noerr;
614 sub userconfig_force_defaults
{
617 foreach my $r (keys %$special_roles) {
618 $cfg->{roles
}->{$r} = $special_roles->{$r};
621 # fixme: remove 'root' group (not required)?
624 $cfg->{users
}->{'root@pam'}->{enable
} = 1;
627 sub parse_user_config
{
628 my ($filename, $raw) = @_;
632 userconfig_force_defaults
($cfg);
634 while ($raw && $raw =~ s/^(.*?)(\n|$)//) {
637 next if $line =~ m/^\s*$/; # skip empty lines
641 foreach my $d (split (/:/, $line)) {
647 my $et = shift @data;
650 my ($user, $enable, $expire, $firstname, $lastname, $email, $comment) = @data;
652 my (undef, undef, $realm) = PVE
::Auth
::Plugin
::verify_username
($user, 1);
654 warn "user config - ignore user '$user' - invalid user name\n";
658 $enable = $enable ?
1 : 0;
660 $expire = 0 if !$expire;
662 if ($expire !~ m/^\d+$/) {
663 warn "user config - ignore user '$user' - (illegal characters in expire '$expire')\n";
666 $expire = int($expire);
668 #if (!verify_groupname ($group, 1)) {
669 # warn "user config - ignore user '$user' - invalid characters in group name\n";
673 $cfg->{users
}->{$user} = {
677 $cfg->{users
}->{$user}->{firstname
} = PVE
::Tools
::decode_text
($firstname) if $firstname;
678 $cfg->{users
}->{$user}->{lastname
} = PVE
::Tools
::decode_text
($lastname) if $lastname;
679 $cfg->{users
}->{$user}->{email
} = $email;
680 $cfg->{users
}->{$user}->{comment
} = PVE
::Tools
::decode_text
($comment) if $comment;
681 $cfg->{users
}->{$user}->{expire
} = $expire;
683 #$cfg->{users}->{$user}->{groups}->{$group} = 1;
684 #$cfg->{groups}->{$group}->{$user} = 1;
686 } elsif ($et eq 'group') {
687 my ($group, $userlist, $comment) = @data;
689 if (!verify_groupname
($group, 1)) {
690 warn "user config - ignore group '$group' - invalid characters in group name\n";
694 # make sure to add the group (even if there are no members)
695 $cfg->{groups
}->{$group} = { users
=> {} } if !$cfg->{groups
}->{$group};
697 $cfg->{groups
}->{$group}->{comment
} = PVE
::Tools
::decode_text
($comment) if $comment;
699 foreach my $user (split_list
($userlist)) {
701 if (!PVE
::Auth
::Plugin
::verify_username
($user, 1)) {
702 warn "user config - ignore invalid group member '$user'\n";
706 if ($cfg->{users
}->{$user}) { # user exists
707 $cfg->{users
}->{$user}->{groups
}->{$group} = 1;
708 $cfg->{groups
}->{$group}->{users
}->{$user} = 1;
710 warn "user config - ignore invalid group member '$user'\n";
714 } elsif ($et eq 'role') {
715 my ($role, $privlist) = @data;
717 if (!verify_rolename
($role, 1)) {
718 warn "user config - ignore role '$role' - invalid characters in role name\n";
722 # make sure to add the role (even if there are no privileges)
723 $cfg->{roles
}->{$role} = {} if !$cfg->{roles
}->{$role};
725 foreach my $priv (split_list
($privlist)) {
726 if (defined ($valid_privs->{$priv})) {
727 $cfg->{roles
}->{$role}->{$priv} = 1;
729 warn "user config - ignore invalid priviledge '$priv'\n";
733 } elsif ($et eq 'acl') {
734 my ($propagate, $pathtxt, $uglist, $rolelist) = @data;
736 if (my $path = normalize_path
($pathtxt)) {
737 foreach my $role (split_list
($rolelist)) {
739 if (!verify_rolename
($role, 1)) {
740 warn "user config - ignore invalid role name '$role' in acl\n";
744 foreach my $ug (split_list
($uglist)) {
745 if ($ug =~ m/^@(\S+)$/) {
747 if ($cfg->{groups
}->{$group}) { # group exists
748 $cfg->{acl
}->{$path}->{groups
}->{$group}->{$role} = $propagate;
750 warn "user config - ignore invalid acl group '$group'\n";
752 } elsif (PVE
::Auth
::Plugin
::verify_username
($ug, 1)) {
753 if ($cfg->{users
}->{$ug}) { # user exists
754 $cfg->{acl
}->{$path}->{users
}->{$ug}->{$role} = $propagate;
756 warn "user config - ignore invalid acl member '$ug'\n";
759 warn "user config - invalid user/group '$ug' in acl\n";
764 warn "user config - ignore invalid path in acl '$pathtxt'\n";
766 } elsif ($et eq 'pool') {
767 my ($pool, $comment, $vmlist, $storelist) = @data;
769 if (!verify_poolname
($pool, 1)) {
770 warn "user config - ignore pool '$pool' - invalid characters in pool name\n";
774 # make sure to add the pool (even if there are no members)
775 $cfg->{pools
}->{$pool} = { vms
=> {}, storage
=> {} } if !$cfg->{pools
}->{$pool};
777 $cfg->{pools
}->{$pool}->{comment
} = PVE
::Tools
::decode_text
($comment) if $comment;
779 foreach my $vmid (split_list
($vmlist)) {
780 if ($vmid !~ m/^\d+$/) {
781 warn "user config - ignore invalid vmid '$vmid' in pool '$pool'\n";
786 if ($cfg->{vms
}->{$vmid}) {
787 warn "user config - ignore duplicate vmid '$vmid' in pool '$pool'\n";
791 $cfg->{pools
}->{$pool}->{vms
}->{$vmid} = 1;
793 # record vmid ==> pool relation
794 $cfg->{vms
}->{$vmid} = $pool;
797 foreach my $storeid (split_list
($storelist)) {
798 if ($storeid !~ m/^[a-z][a-z0-9\-\_\.]*[a-z0-9]$/i) {
799 warn "user config - ignore invalid storage '$storeid' in pool '$pool'\n";
802 $cfg->{pools
}->{$pool}->{storage
}->{$storeid} = 1;
805 warn "user config - ignore config line: $line\n";
809 userconfig_force_defaults
($cfg);
814 sub write_user_config
{
815 my ($filename, $cfg) = @_;
819 foreach my $user (keys %{$cfg->{users
}}) {
820 my $d = $cfg->{users
}->{$user};
821 my $firstname = $d->{firstname
} ? PVE
::Tools
::encode_text
($d->{firstname
}) : '';
822 my $lastname = $d->{lastname
} ? PVE
::Tools
::encode_text
($d->{lastname
}) : '';
823 my $email = $d->{email
} || '';
824 my $comment = $d->{comment
} ? PVE
::Tools
::encode_text
($d->{comment
}) : '';
825 my $expire = int($d->{expire
} || 0);
826 my $enable = $d->{enable
} ?
1 : 0;
827 $data .= "user:$user:$enable:$expire:$firstname:$lastname:$email:$comment:\n";
832 foreach my $group (keys %{$cfg->{groups
}}) {
833 my $d = $cfg->{groups
}->{$group};
834 my $list = join (',', keys %{$d->{users
}});
835 my $comment = $d->{comment
} ? PVE
::Tools
::encode_text
($d->{comment
}) : '';
836 $data .= "group:$group:$list:$comment:\n";
841 foreach my $pool (keys %{$cfg->{pools
}}) {
842 my $d = $cfg->{pools
}->{$pool};
843 my $vmlist = join (',', keys %{$d->{vms
}});
844 my $storelist = join (',', keys %{$d->{storage
}});
845 my $comment = $d->{comment
} ? PVE
::Tools
::encode_text
($d->{comment
}) : '';
846 $data .= "pool:$pool:$comment:$vmlist:$storelist:\n";
851 foreach my $role (keys %{$cfg->{roles
}}) {
852 next if $special_roles->{$role};
854 my $d = $cfg->{roles
}->{$role};
855 my $list = join (',', keys %$d);
856 $data .= "role:$role:$list:\n";
861 foreach my $path (sort keys %{$cfg->{acl
}}) {
862 my $d = $cfg->{acl
}->{$path};
866 foreach my $group (keys %{$d->{groups
}}) {
869 foreach my $role (sort keys %{$d->{groups
}->{$group}}) {
870 my $propagate = $d->{groups
}->{$group}->{$role};
879 $ra->{0}->{$l0}->{"\@$group"} = 1 if $l0;
880 $ra->{1}->{$l1}->{"\@$group"} = 1 if $l1;
883 foreach my $user (keys %{$d->{users
}}) {
884 # no need to save, because root is always 'Administartor'
885 next if $user eq 'root@pam';
889 foreach my $role (sort keys %{$d->{users
}->{$user}}) {
890 my $propagate = $d->{users
}->{$user}->{$role};
899 $ra->{0}->{$l0}->{$user} = 1 if $l0;
900 $ra->{1}->{$l1}->{$user} = 1 if $l1;
903 foreach my $rolelist (sort keys %{$ra->{0}}) {
904 my $uglist = join (',', keys %{$ra->{0}->{$rolelist}});
905 $data .= "acl:0:$path:$uglist:$rolelist:\n";
907 foreach my $rolelist (sort keys %{$ra->{1}}) {
908 my $uglist = join (',', keys %{$ra->{1}->{$rolelist}});
909 $data .= "acl:1:$path:$uglist:$rolelist:\n";
917 my ($cfg, $user, $path) = @_;
919 # NOTE: we do not consider pools here.
920 # You need to use $rpcenv->roles() instead if you want that.
922 return 'Administrator' if $user eq 'root@pam'; # root can do anything
926 foreach my $p (sort keys %{$cfg->{acl
}}) {
927 my $final = ($path eq $p);
929 next if !(($p eq '/') || $final || ($path =~ m
|^$p/|));
931 my $acl = $cfg->{acl
}->{$p};
933 #print "CHECKACL $path $p\n";
934 #print "ACL $path = " . Dumper ($acl);
936 if (my $ri = $acl->{users
}->{$user}) {
938 foreach my $role (keys %$ri) {
939 my $propagate = $ri->{$role};
940 if ($final || $propagate) {
941 #print "APPLY ROLE $p $user $role\n";
947 $perm = $new; # overwrite previous settings
948 next; # user privs always override group privs
953 foreach my $g (keys %{$acl->{groups
}}) {
954 next if !$cfg->{groups
}->{$g}->{users
}->{$user};
955 if (my $ri = $acl->{groups
}->{$g}) {
956 foreach my $role (keys %$ri) {
957 my $propagate = $ri->{$role};
958 if ($final || $propagate) {
959 #print "APPLY ROLE $p \@$g $role\n";
967 $perm = $new; # overwrite previous settings
972 return ('NoAccess') if defined ($perm->{NoAccess
});
973 #return () if defined ($perm->{NoAccess});
975 #print "permission $user $path = " . Dumper ($perm);
977 my @ra = keys %$perm;
979 #print "roles $user $path = " . join (',', @ra) . "\n";
985 my ($cfg, $user, $path) = @_;
987 $user = PVE
::Auth
::Plugin
::verify_username
($user, 1);
990 my @ra = roles
($cfg, $user, $path);
994 foreach my $role (@ra) {
995 if (my $privset = $cfg->{roles
}->{$role}) {
996 foreach my $p (keys %$privset) {
1002 #print "priviledges $user $path = " . Dumper ($privs);
1007 sub check_permissions
{
1008 my ($username, $path, $privlist) = @_;
1010 $path = normalize_path
($path);
1011 my $usercfg = cfs_read_file
('user.cfg');
1012 my $perm = permission
($usercfg, $username, $path);
1014 foreach my $priv (split_list
($privlist)) {
1015 return undef if !$perm->{$priv};
1021 sub add_vm_to_pool
{
1022 my ($vmid, $pool) = @_;
1024 my $addVMtoPoolFn = sub {
1025 my $usercfg = cfs_read_file
("user.cfg");
1026 if (my $data = $usercfg->{pools
}->{$pool}) {
1027 $data->{vms
}->{$vmid} = 1;
1028 $usercfg->{vms
}->{$vmid} = $pool;
1029 cfs_write_file
("user.cfg", $usercfg);
1033 lock_user_config
($addVMtoPoolFn, "can't add VM $vmid to pool '$pool'");
1036 sub remove_vm_from_pool
{
1039 my $delVMfromPoolFn = sub {
1040 my $usercfg = cfs_read_file
("user.cfg");
1041 if (my $pool = $usercfg->{vms
}->{$vmid}) {
1042 if (my $data = $usercfg->{pools
}->{$pool}) {
1043 delete $data->{vms
}->{$vmid};
1044 delete $usercfg->{vms
}->{$vmid};
1045 cfs_write_file
("user.cfg", $usercfg);
1050 lock_user_config
($delVMfromPoolFn, "pool cleanup for VM $vmid failed");