+++ /dev/null
-package VLDAP::Server;
-
-use strict;
-use warnings;
-
-use Net::LDAP::Constant qw(
- LDAP_SUCCESS
- LDAP_STRONG_AUTH_NOT_SUPPORTED
- LDAP_UNAVAILABLE
- LDAP_OPERATIONS_ERROR
-);
-use Net::LDAP::Server;
-use Net::LDAP::Filter;
-use base qw(Net::LDAP::Server);
-use fields qw(upstream);
-
-use Net::LDAP;
-
-use URI::Escape; # uri_escape
-use IO::Socket::INET;
-use IO::Select;
-
-use Data::Dump qw/dump/;
-
-=head1 NAME
-
-VLDAP::Server
-
-=cut
-
-=head1 DESCRIPTION
-
-Provide LDAP server functionality somewhat similar to C<slapo-rwm>
-
-=head1 METHODS
-
-=head2 run
-
- my $pid = VLDAP::Server->run({ port => 1389, fork => 0 });
-
-=cut
-
-our $pids;
-our $cache;
-
-sub cache {
- return $cache if $cache;
- $cache = new A3C::Cache->new({ instance => '', dir => 'ldap' });
-}
-
-sub run {
- my $self = shift;
-
- my $args = shift;
- # default LDAP port
- my $port = $args->{port} ||= 1389;
-
- if ( $args->{fork} ) {
- defined(my $pid = fork()) or die "Can't fork: $!";
- if ( $pid ) {
- $pids->{ $port } = $pid;
- warn "# pids = ",dump( $pids );
- sleep 1;
- return $pid;
- }
- }
-
- my $sock = IO::Socket::INET->new(
- Listen => 5,
- Proto => 'tcp',
- Reuse => 1,
- LocalPort => $port,
- ) or die "can't listen on port $port: $!\n";
-
- warn "LDAP server listening on port $port\n";
-
- my $sel = IO::Select->new($sock) or die "can't select socket: $!\n";
- my %Handlers;
- while (my @ready = $sel->can_read) {
- foreach my $fh (@ready) {
- if ($fh == $sock) {
- # let's create a new socket
- my $psock = $sock->accept;
- $sel->add($psock);
- $Handlers{*$psock} = VLDAP::Server->new($psock);
- } else {
- my $result = $Handlers{*$fh}->handle;
- if ($result) {
- # we have finished with the socket
- $sel->remove($fh);
- $fh->close;
- delete $Handlers{*$fh};
- }
- }
- }
- }
-}
-
-=head2 stop
-
- my $stopped_pids = VLDAP::Server->stop;
-
-=cut
-
-sub stop {
- warn "## stop pids = ",dump( $pids );
- return unless $pids;
- my $stopped = 0;
- foreach my $port ( keys %$pids ) {
- my $pid = delete($pids->{$port}) or die "no pid?";
- warn "# Shutdown LDAP server at port $port pid $pid\n";
- kill(9,$pid) or die "can't kill $pid: $!";
- waitpid($pid,0) or die "waitpid $pid: $!";
- $stopped++;
- }
- warn "## stopped $stopped processes\n";
- return $stopped;
-}
-
-use constant RESULT_OK => {
- 'matchedDN' => '',
- 'errorMessage' => '',
- 'resultCode' => LDAP_SUCCESS
-};
-
-# constructor
-sub new {
- my ($class, $sock) = @_;
- my $self = $class->SUPER::new($sock);
- printf "Accepted connection from: %s\n", $sock->peerhost();
- return $self;
-}
-
-# the bind operation
-sub bind {
- my ($self,$req) = @_;
-
- warn "## bind req = ",dump($req);
-
- defined($req->{authentication}->{simple}) or return {
- matchedDN => '',
- errorMessage => '',
- resultCode => LDAP_STRONG_AUTH_NOT_SUPPORTED,
- };
-
- $self->{upstream} ||= Net::LDAP->new( 'ldaps://ldap.ffzg.hr/' ) or return {
- matchedDN => '',
- errorMessage => $@,
- resultCode => LDAP_UNAVAILABLE,
- };
-
- warn "## upstream = ",dump( $self->{upstream} );
- warn "upstream not Net::LDAP but ",ref($self->{upstream}) unless ref($self->{upstream}) eq 'Net::LDAP';
-
- my $msg;
-
- # FIXME we would need to unbind because VLDAP binds us automatically, but that doesn't really work
- #$msg = $self->{upstream}->unbind;
- #warn "# unbind msg = ",dump( $msg );
-
- my $bind;
- $bind->{dn} = $req->{name} if $req->{name};
- $bind->{password} = $req->{authentication}->{simple} if $req->{authentication}->{simple};
- warn "# bind ",dump( $bind );
- $msg = $self->{upstream}->bind( %$bind );
-
- #warn "# bind msg = ",dump( $msg );
- if ( $msg->code != LDAP_SUCCESS ) {
- warn "ERROR: ", $msg->code, ": ", $msg->server_error, "\n";
- return {
- matchedDN => '',
- errorMessage => $msg->server_error,
- resultCode => $msg->code,
- };
- }
-
- return RESULT_OK;
-}
-
-# the search operation
-sub search {
- my ($self,$req) = @_;
-
- warn "## search req = ",dump( $req );
-
- if ( ! $self->{upstream} ) {
- warn "search without bind";
- return {
- matchedDN => '',
- errorMessage => 'dude, bind first',
- resultCode => LDAP_OPERATIONS_ERROR,
- };
- }
-
- my $filter;
- if (defined $req->{filter}) {
- # $req->{filter} is a ASN1-decoded tree; luckily, this is exactly the
- # internal representation Net::LDAP::Filter uses. [FIXME] Eventually
- # Net::LDAP::Filter should provide a corresponding constructor.
- bless($req->{filter}, 'Net::LDAP::Filter');
- $filter = $req->{filter}->as_string;
-# $filter = '(&' . $req->{filter}->as_string
-# . '(objectClass=hrEduPerson)(host=aai.irb.hr))';
- }
-
- warn "search upstream for $filter\n";
-
- my $search = $self->{upstream}->search(
- base => $req->{baseObject},
- scope => $req->{scope},
- deref => $req->{derefAliases},
- sizelimit => $req->{sizeLimit},
- timelimit => $req->{timeLimit},
- typesonly => $req->{typesOnly},
- filter => $filter,
- attrs => $req->{attributes},
- raw => qr/.*/,
- );
-
-# warn "# search = ",dump( $search );
-
- if ( $search->code != LDAP_SUCCESS ) {
- warn "ERROR: ",$search->code,": ",$search->server_error;
- return {
- matchedDN => '',
- errorMessage => $search->server_error,
- resultCode => $search->code,
- };
- };
-
- my @entries = $search->entries;
- warn "## got ", $search->count, " entries for $filter\n";
- foreach my $entry (@entries) {
-# $entry->changetype('add'); # Don't record changes.
-# foreach my $attr ($entry->attributes) {
-# if ($attr =~ /;lang-en$/) {
-# $entry->delete($attr);
-# }
-# }
- }
-
- warn "## entries = ",dump( @entries );
-
- $self->cache->write_cache( \@entries, uri_escape( $filter ));
-
- return RESULT_OK, @entries;
-}
-
-# the rest of the operations will return an "unwilling to perform"
-
-1;
projects / virtual-ldap / blobdiff