143 lines
4.3 KiB
Perl
143 lines
4.3 KiB
Perl
package Lemonldap::NG::Portal::Plugins::Impersonation;
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use strict;
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use Mouse;
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use Lemonldap::NG::Portal::Main::Constants
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qw( PE_OK PE_BADCREDENTIALS PE_IMPERSONATION_SERVICE_NOT_ALLOWED PE_MALFORMEDUSER );
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our $VERSION = '2.0.3';
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extends 'Lemonldap::NG::Portal::Main::Plugin';
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# INITIALIZATION
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use constant endAuth => 'run';
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has rule => ( is => 'rw', default => sub { 1 } );
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sub hAttr {
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$_[0]->{conf}->{impersonationHiddenAttributes} . ' '
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. $_[0]->{conf}->{hiddenAttributes};
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}
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sub init {
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my ($self) = @_;
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# Parse activation rule
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my $hd = $self->p->HANDLER;
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$self->logger->debug(
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"impersonation rule -> " . $self->conf->{impersonationRule} );
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my $rule =
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$hd->buildSub( $hd->substitute( $self->conf->{impersonationRule} ) );
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unless ($rule) {
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$self->error( "Bad impersonation rule -> " . $hd->tsv->{jail}->error );
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return 0;
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}
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$self->{rule} = $rule;
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return 1;
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}
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# RUNNING METHOD
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sub run {
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my ( $self, $req ) = @_;
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my $spoofId = $req->param('spoofId') || '';
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if ( $spoofId
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and $req->param('spoofId') !~ /$self->{conf}->{userControl}/o )
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{
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return PE_MALFORMEDUSER;
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}
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# Skip if no submitted SpoofId
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return PE_OK unless $spoofId;
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# Check activation rule
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unless ( $self->rule->( $req, $req->sessionInfo ) ) {
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$self->userLogger->error('Impersonation service not authorized');
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return PE_IMPERSONATION_SERVICE_NOT_ALLOWED;
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}
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# Fill spoof session
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my ( $realSession, $spoofSession ) = ( {}, {} );
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$self->logger->debug("Spoofing Id: $spoofId...");
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my $spk = '';
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foreach my $k ( keys %{ $req->{sessionInfo} } ) {
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if ( $self->{conf}->{impersonationSkipEmptyValues} ) {
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next unless defined $req->{sessionInfo}->{$k};
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}
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$spk = "$self->{conf}->{impersonationPrefix}$k";
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unless ( $self->hAttr =~ /\b$k\b/ ) {
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$realSession->{$spk} = $req->{sessionInfo}->{$k};
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$self->logger->debug("-> Store $k in realSession key: $spk");
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}
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$self->logger->debug("Delete $k");
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delete $req->{sessionInfo}->{$k};
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}
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$req->{user} = $spoofId;
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$spoofSession = $self->_userDatas($req);
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$spoofSession->{groups} ||= '';
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# Merging SSO groups and hGroups & Dedup
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if ( $self->{conf}->{impersonationMergeSSOgroups} ) {
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$self->userLogger->warn("MERGING SSO groups and hGroups...");
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my $spg = "$self->{conf}->{impersonationPrefix}groups";
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my $sphg = "$self->{conf}->{impersonationPrefix}hGroups";
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my $separator = $self->{conf}->{multiValuesSeparator};
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$realSession->{$spg} ||= '';
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$self->logger->debug("Processing groups...");
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my @spoofGrps = my @realGrps = ();
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@spoofGrps = split /\Q$separator/, $spoofSession->{groups};
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@realGrps = split /\Q$separator/, $realSession->{$spg};
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@spoofGrps = ( @spoofGrps, @realGrps );
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my %hash = map { $_, 1 } @spoofGrps;
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$spoofSession->{groups} = join $separator, sort keys %hash;
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$self->logger->debug("Processing hGroups...");
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$spoofSession->{hGroups} ||= {};
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$realSession->{$sphg} ||= {};
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$spoofSession->{hGroups} =
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{ %{ $spoofSession->{hGroups} }, %{ $realSession->{$sphg} } };
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}
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# Create spoofed session
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foreach (qw (_auth _userDB)) {
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$self->logger->debug("Processing $_...");
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$spk = "$self->{conf}->{impersonationPrefix}$_";
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$spoofSession->{$_} = $realSession->{$spk};
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}
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$spoofSession = { %$spoofSession, %$realSession };
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# Main session
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$self->p->updateSession( $req, $spoofSession );
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return PE_OK;
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}
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sub _userDatas {
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my ( $self, $req ) = @_;
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$req->{sessionInfo} = {};
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# Search user in database
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$req->steps( [
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'getUser', 'setSessionInfo',
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'setMacros', 'setGroups',
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'setLocalGroups'
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]
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);
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if ( my $error = $self->p->process($req) ) {
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if ( $error == PE_BADCREDENTIALS ) {
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$self->userLogger->warn(
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'Impersonation requested for an unvalid user ('
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. $req->{user}
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. ")" );
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}
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$self->logger->debug("Process returned error: $error");
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return $req->error($error);
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}
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$self->logger->debug("Populating spoofed session...");
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return $req->{sessionInfo};
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}
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1;
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