mirror of
https://github.com/ovh/the-bastion.git
synced 2024-12-29 19:50:50 +08:00
91 lines
2.7 KiB
Perl
Executable file
91 lines
2.7 KiB
Perl
Executable file
#! /usr/bin/perl -T
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# vim: set filetype=perl ts=4 sw=4 sts=4 et:
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# NEEDGROUP osh-accountMFAResetTOTP
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# SUDOERS %osh-accountMFAResetTOTP ALL=(root) NOPASSWD:/usr/bin/env perl -T /opt/bastion/bin/helper/osh-accountMFAResetTOTP --account *
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# FILEMODE 0700
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# FILEOWN 0 0
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#>HEADER
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use common::sense;
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use Getopt::Long;
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use File::Basename;
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use lib dirname(__FILE__) . '/../../lib/perl';
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use OVH::Result;
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use OVH::Bastion;
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local $| = 1;
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#
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# Globals
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#
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$ENV{'PATH'} = '/sbin:/bin:/usr/sbin:/usr/bin:/usr/local/sbin:/usr/local/bin:/usr/pkg/bin';
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my ($self) = $ENV{'SUDO_USER'} =~ m{^([a-zA-Z0-9._-]+)$};
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if (not defined $self) {
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if ($< == 0) {
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$self = 'root';
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}
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else {
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HEXIT('ERR_SUDO_NEEDED', msg => 'This command must be run under sudo');
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}
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}
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# Fetch command options
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my $fnret;
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my ($result, @optwarns);
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my ($account);
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eval {
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local $SIG{__WARN__} = sub { push @optwarns, shift };
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$result = GetOptions("account=s" => sub { $account //= $_[1] },);
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};
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if ($@) { die $@ }
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if (!$result) {
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local $" = ", ";
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HEXIT('ERR_BAD_OPTIONS', msg => "Error parsing options: @optwarns");
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}
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if (not $account) {
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HEXIT('ERR_MISSING_PARAMETER', msg => "Missing argument 'account'");
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}
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#>PARAMS:ACCOUNT
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osh_debug("Checking account");
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$fnret = OVH::Bastion::is_bastion_account_valid_and_existing(account => $account);
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$fnret or HEXIT($fnret);
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$account = $fnret->value->{'account'}; # untainted
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my $home = $fnret->value->{'dir'};
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#<PARAMS:ACCOUNT
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#>RIGHTSCHECK
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if ($self eq 'root') {
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osh_debug "Real root, skipping checks of permissions";
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}
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# special case for self: if account==self, then is ok
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elsif ($self ne $account) {
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$fnret = OVH::Bastion::is_user_in_group(user => $self, group => "osh-accountMFAResetTOTP");
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if (!$fnret) {
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HEXIT('ERR_SECURITY_VIOLATION', msg => "You're not allowed to run this, dear $self");
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}
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}
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#<RIGHTSCHECK
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# don't allow a non-admin to reset the TOTP of an admin
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if (OVH::Bastion::is_admin(account => $account, sudo => 1) && !OVH::Bastion::is_admin(account => $self, sudo => 1)) {
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HEXIT('ERR_SECURITY_VIOLATION', msg => "You can't reset the TOTP of an admin without being admin yourself");
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}
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if (OVH::Bastion::is_user_in_group(user => $account, group => OVH::Bastion::MFA_TOTP_CONFIGURED_GROUP)) {
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$fnret = OVH::Bastion::sys_delmemberfromgroup(user => $account, group => OVH::Bastion::MFA_TOTP_CONFIGURED_GROUP);
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$fnret or HEXIT($fnret);
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}
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# remove the .otp file (non-fatal)
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if (!unlink($home . '/' . OVH::Bastion::TOTP_FILENAME)) {
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osh_warn("Couldn't remove the TOTP file ($!), this is not fatal, continuing anyway");
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}
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osh_info "TOTP has been reset, " . ($account eq $self ? 'you' : $account) . " can re-enroll by using the `--osh selfMFASetupTOTP' command, if applicable";
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HEXIT('OK');
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