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fix #2302: allow deletion of users when realm enforces TFA

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Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
This commit is contained in:
Thomas Lamprecht 2021-09-27 15:31:31 +02:00
parent 3e5b237feb
commit 8ecf1a490d
2 changed files with 11 additions and 9 deletions
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8
src/PVE/API2/User.pm
View File

@ -442,12 +442,12 @@ __PACKAGE__->register_method ({
$plugin->delete_user($cfg, $realm, $ruid);
}
# Remove TFA data before removing the user entry as the user entry tells us whether
# we need ot update priv/tfa.cfg.
PVE::AccessControl::user_set_tfa($userid, $realm, undef, undef, $usercfg, $domain_cfg);
# Remove user from cache before removing the TFA entry so realms with TFA-enforcement
# know that it's OK to drop any TFA entry in that case.
delete $usercfg->{users}->{$userid};
PVE::AccessControl::user_set_tfa($userid, $realm, undef, undef, $usercfg, $domain_cfg);
PVE::AccessControl::delete_user_group($userid, $usercfg);
PVE::AccessControl::delete_user_acl($userid, $usercfg);
cfs_write_file("user.cfg", $usercfg);

12
src/PVE/AccessControl.pm
View File

@ -1600,8 +1600,7 @@ sub user_set_tfa {
}
my $user_cfg = $cached_usercfg || cfs_read_file('user.cfg');
my $user = $user_cfg->{users}->{$userid}
or die "user '$userid' not found\n";
my $user = $user_cfg->{users}->{$userid};
my $domain_cfg = $cached_domaincfg || cfs_read_file('domains.cfg');
my $realm_cfg = $domain_cfg->{ids}->{$realm};
@ -1612,6 +1611,7 @@ sub user_set_tfa {
$realm_tfa = PVE::Auth::Plugin::parse_tfa_config($realm_tfa);
# If the realm has a TFA setting, we're only allowed to use that.
if (defined($data)) {
die "user '$userid' not found\n" if !defined($user);
my $required_type = $realm_tfa->{type};
if ($required_type ne $type) {
die "realm '$realm' only allows TFA of type '$required_type\n";
@ -1624,9 +1624,11 @@ sub user_set_tfa {
# realm-configured tfa always uses a simple key list, so use the user.cfg
$user->{keys} = $data->{keys};
} else {
die "realm '$realm' does not allow removing the 2nd factor\n";
# TFA is enforce by realm, only allow deletion if the whole user gets delete
die "realm '$realm' does not allow removing the 2nd factor\n" if defined($user);
}
} else {
die "user '$userid' not found\n" if !defined($user);
# Without a realm-enforced TFA setting the user can add a u2f or totp entry by themselves.
# The 'yubico' type requires yubico server settings, which have to be configured on the
# realm, so this is not supported here:
@ -1650,10 +1652,10 @@ sub user_set_tfa {
delete $tfa_cfg->{users}->{$userid};
cfs_write_file('priv/tfa.cfg', $tfa_cfg);
delete $user->{keys};
delete $user->{keys} if defined($user);
}
cfs_write_file('user.cfg', $user_cfg);
cfs_write_file('user.cfg', $user_cfg) if defined($user);
}
sub user_get_tfa {