Bugzilla – Attachment 22588 Details for
Bug 8993
LDAP authentication improvements: multiple branch and transformation modules
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[patch]
Bug 8993: LDAP authentication improvements
Bug-8993-LDAP-authentication-improvements.patch (text/plain), 41.16 KB, created by
Julian Maurice
on 2013-10-30 13:50:49 UTC
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Description:
Bug 8993: LDAP authentication improvements
Filename:
MIME Type:
Creator:
Julian Maurice
Created:
2013-10-30 13:50:49 UTC
Size:
41.16 KB
patch
obsolete
>From 7941c9b390804c045f10e68d2f1fbd3a80c8f082 Mon Sep 17 00:00:00 2001 >From: Marc Chantreux <mc@unistra.fr> >Date: Tue, 30 Oct 2012 13:51:49 +0100 >Subject: [PATCH] Bug 8993: LDAP authentication improvements > >1) allow multiple branch authentication >2) allow to use a Perl module to transform ldap entry into a Koha >borrower > >These improvements needs koha-conf.xml to be modified. However, the old >authentication mechanism is still there, and if you do not change your >configuration file, it must continue to work exactly the same way. > >There's a POD file describing new features C4/LDAPAuthMethodTutorial.pod >--- > C4/Auth_with_ldap.pm | 677 +++++++++++++++++++++++++++-------------- > C4/LDAPAuthMethodTutorial.pod | 91 ++++++ > 2 files changed, 542 insertions(+), 226 deletions(-) > create mode 100644 C4/LDAPAuthMethodTutorial.pod > >diff --git a/C4/Auth_with_ldap.pm b/C4/Auth_with_ldap.pm >index 3b40015..6082816 100644 >--- a/C4/Auth_with_ldap.pm >+++ b/C4/Auth_with_ldap.pm >@@ -1,5 +1,4 @@ > package C4::Auth_with_ldap; >- > # Copyright 2000-2002 Katipo Communications > # > # This file is part of Koha. >@@ -17,10 +16,8 @@ package C4::Auth_with_ldap; > # with Koha; if not, write to the Free Software Foundation, Inc., > # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. > >-use strict; >-#use warnings; FIXME - Bug 2505 >+use Modern::Perl; > use Carp; >- > use C4::Debug; > use C4::Context; > use C4::Members qw(AddMember changepassword); >@@ -31,34 +28,56 @@ use Koha::AuthUtils qw(hash_password); > use List::MoreUtils qw( any ); > use Net::LDAP; > use Net::LDAP::Filter; >+use YAML; > > use vars qw($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS $debug); > > BEGIN { >- require Exporter; >- $VERSION = 3.07.00.049; # set the version for version checking >- @ISA = qw(Exporter); >- @EXPORT = qw( checkpw_ldap ); >+ require Exporter; >+ $VERSION = 3.07.00.049; # set the version for version checking >+ @ISA = qw(Exporter); >+ @EXPORT = qw( checkpw_ldap ); >+} >+ >+# return the ref of the subroutine >+sub load_subroutine { >+ require Package::Stash; >+ my ( $module, $sub ) = @_; >+ my $stash = Package::Stash->new($module); >+ unless ( %{ $stash->namespace } ) { >+ eval "require $module"; >+ $@ and die $@; >+ } >+ $stash->get_package_symbol('&'.$sub); > } > > # Redefine checkpw_ldap: > # connect to LDAP (named or anonymous) > # ~ retrieves $userid from KOHA_CONF mapping >-# ~ then compares $password with userPassword >+# ~ then compares $password with userPassword > # ~ then gets the LDAP entry > # ~ and calls the memberadd if necessary > > sub ldapserver_error { >- return sprintf('No ldapserver "%s" defined in KOHA_CONF: ' . $ENV{KOHA_CONF}, shift); >+ return sprintf('No ldapserver "%s" defined in KOHA_CONF: ' . $ENV{KOHA_CONF}, shift); > } > >+sub debug_msg { $debug and say STDERR @_ } >+sub logger { say STDERR YAML::Dump @_ } >+ > use vars qw($mapping @ldaphosts $base $ldapname $ldappassword); >-my $context = C4::Context->new() or die 'C4::Context->new failed'; >+my $context = C4::Context->new() or die 'C4::Context->new failed'; > my $ldap = C4::Context->config("ldapserver") or die 'No "ldapserver" in server hash from KOHA_CONF: ' . $ENV{KOHA_CONF}; >-my $prefhost = $ldap->{hostname} or die ldapserver_error('hostname'); >-my $base = $ldap->{base} or die ldapserver_error('base'); >-$ldapname = $ldap->{user} ; >-$ldappassword = $ldap->{pass} ; >+ >+my ( $prefhost, $base ) = ('')x2; >+unless ( $$ldap{authmethod} ) { >+ say STDERR "deprecated ldap configuration, see documentation"; >+ $base = $$ldap{base} or die ldapserver_error('base'); >+ $prefhost = $$ldap{hostname} or die ldapserver_error('hostname'); >+} >+ >+$ldapname = $ldap->{user}; >+$ldappassword = $ldap->{pass}; > our %mapping = %{$ldap->{mapping}}; # FIXME dpavlin -- don't die because of || (); from 6eaf8511c70eb82d797c941ef528f4310a15e9f9 > my @mapkeys = keys %mapping; > $debug and print STDERR "Got ", scalar(@mapkeys), " ldap mapkeys ( total ): ", join ' ', @mapkeys, "\n"; >@@ -66,132 +85,331 @@ $debug and print STDERR "Got ", scalar(@mapkeys), " ldap mapkeys ( total ): ", > $debug and print STDERR "Got ", scalar(@mapkeys), " ldap mapkeys (populated): ", join ' ', @mapkeys, "\n"; > > my %config = ( >- anonymous => ($ldapname and $ldappassword) ? 0 : 1, >- replicate => defined($ldap->{replicate}) ? $ldap->{replicate} : 1, # add from LDAP to Koha database for new user >- update => defined($ldap->{update} ) ? $ldap->{update} : 1, # update from LDAP to Koha database for existing user >+ anonymous => ( $ldapname and $ldappassword ) ? 0 : 1, >+ # add from LDAP to Koha database for new user >+ replicate => defined( $ldap->{replicate} ) ? $ldap->{replicate} : 1, >+ # update from LDAP to Koha database for existing user >+ update => defined( $ldap->{update} ) ? $ldap->{update} : 1, > ); > > sub description { >- my $result = shift or return; >- return "LDAP error #" . $result->code >- . ": " . $result->error_name . "\n" >- . "# " . $result->error_text . "\n"; >+ my $result = shift or return; >+ return "LDAP error #" . $result->code >+ . ": " . $result->error_name . "\n" >+ . "# " . $result->error_text . "\n"; > } > > sub search_method { >- my $db = shift or return; >- my $userid = shift or return; >- my $uid_field = $mapping{userid}->{is} or die ldapserver_error("mapping for 'userid'"); >- my $filter = Net::LDAP::Filter->new("$uid_field=$userid") or die "Failed to create new Net::LDAP::Filter"; >- my $search = $db->search( >- base => $base, >- filter => $filter, >- # attrs => ['*'], >- ) or die "LDAP search failed to return object."; >- my $count = $search->count; >- if ($search->code > 0) { >- warn sprintf("LDAP Auth rejected : %s gets %d hits\n", $filter->as_string, $count) . description($search); >- return 0; >- } >- if ($count != 1) { >- warn sprintf("LDAP Auth rejected : %s gets %d hits\n", $filter->as_string, $count); >- return 0; >- } >+ my $db = shift or return; >+ my $userid = shift or return; >+ my $uid_field = $mapping{userid}->{is} or die ldapserver_error("mapping for 'userid'"); >+ my $filter = Net::LDAP::Filter->new("$uid_field=$userid") or die "Failed to create new Net::LDAP::Filter"; >+ my $search = $db->search( >+ base => $base, >+ filter => $filter, >+ # attrs => ['*'], >+ ) or die "LDAP search failed to return object."; >+ my $count = $search->count; >+ if ($search->code > 0) { >+ warn sprintf("LDAP Auth rejected : %s gets %d hits\n", $filter->as_string, $count) . description($search); >+ return 0; >+ } >+ if ($count != 1) { >+ warn sprintf("LDAP Auth rejected : %s gets %d hits\n", $filter->as_string, $count); >+ return 0; >+ } > return $search; > } > >+# $cnx is an Net::LDAP object that dies when error occurs >+# $search are params for the search method (default base is the one set in the config) >+sub _anon_search { >+ my ( $cnx, $search ) = @_; >+ >+ my $entry; >+ for my $branch ( @{ $$ldap{branch} } ) { >+ debug_msg "search $$search{filter} at $$branch{dn}"; >+ >+ my $branch_search = { %$search, base => $$branch{dn}, search => "ObjectClass=*" }; >+ $entry = eval { >+ $cnx >+ ->search( %$branch_search ) >+ ->shift_entry >+ }; >+ >+ if ( $entry ) { >+ debug_msg "found ", $entry->dn; >+ return { entry => $entry, branch => $branch }; >+ } >+ elsif ( $@ ) { return { error => 'UNKNOWN', msg => $@ } } >+ else { $debug and logger { "failed search" => $branch_search } } >+ } >+} >+ >+sub set_xattr { >+ my ( $id, $borrower ) = @_; >+ if ( my $x = $$borrower{xattr} ) { >+ #SetBorrowerAttributes is not managing when being sent an Array ref >+ my $attrs = [ map { >+ my $key = $_; >+ my @listattributes; >+ if (ref ($x->{$key}) eq "ARRAY"){ >+ foreach my $value (@{$x->{$key}}){ >+ push @listattributes, { code => $key, value => $value } >+ } >+ } >+ else { >+ push @listattributes, { code => $key, value => $$x{$key} } >+ } >+ @listattributes; >+ } keys %$x ]; >+ $debug and logger { "creating $id" => $attrs }; >+ SetBorrowerAttributes( $id, $attrs ); >+ } >+} >+ >+sub accept_borrower { >+ my ($borrower,$userid) = @_; >+ for ( $$borrower{column}{userid} ) { >+ $userid ||= $_ or die; >+ unless ( $_ ) { >+ $_ = $userid; >+ next; >+ } >+ } >+ >+ my ($id) = exists_local( $userid ) or debug_msg "$userid is newcommer"; >+ >+ my $newcommer = not $id; >+ >+ if ( $newcommer ) { >+ return 0 unless $config{update}; >+ $debug and logger { Member => $$borrower{column} }; >+ $id = AddMember( %{ $$borrower{column} } ) or return 0; >+ } else { >+ if ( $config{replicate} ) { >+ delete $$borrower{column}{dateenrolled}; >+ delete $$borrower{column}{dateexpiry}; >+ my $cardnumber = update_local >+ ( $userid, $$borrower{column}{password}, $id, $$borrower{column} ); >+ if ( my $old_cardnumber = $$borrower{column}{cardnumber} ) { >+ if ( $old_cardnumber ne $cardnumber ) { >+ warn "update_local returned cardnumber '$cardnumber' instead of '$old_cardnumber'"; >+ return 0; >+ } >+ } >+ } >+ } >+ >+ if ( $newcommer || $config{'update'} ) { >+ $debug and logger { "changing attrs for $id" => $$borrower{xattr} }; >+ set_xattr $id, $borrower; >+ } >+ >+ return 1 >+} >+ >+sub cnx { >+ my $cnx = Net::LDAP->new( $ldap->{uri}, onerror => 'die' ) or do { >+ warn "ldap error: $!"; >+ }; >+ # bind MUST success >+ my $msg = eval { >+ $cnx->bind ($ldap->{manager}, password => $ldap->{password}) >+ }; >+ debug_msg "ldap $_:", $msg->$_ for qw/ error code /; >+ if ( $@ ) { >+ return { >+ error => 'LDAP_CANTBIND', >+ msg => $@ >+ }; >+ }; >+ return $cnx; >+} >+ > sub checkpw_ldap { > my ($dbh, $userid, $password) = @_; >- my @hosts = split(',', $prefhost); >- my $db = Net::LDAP->new(\@hosts); >- unless ( $db ) { >- warn "LDAP connexion failed"; >- return 0; >- } > >- #$debug and $db->debug(5); >+ my $to_borrower = {}; >+ >+ my $uattr = $$ldap{userid_from} || $$ldap{mapping}{userid}{is} >+ or die "userid mapping not set"; >+ > my $userldapentry; > >- if ( $ldap->{auth_by_bind} ) { >- my $principal_name; >- if ( $ldap->{anonymous_bind} ) { >+ if ( $$ldap{authmethod} ) { >+ for ( $$ldap{branch} ) { >+ $_ or die "no branch, no auth"; >+ ref $_ eq 'HASH' and $_ = [$_]; >+ } >+ >+ # This code is an attempt to introduce a new codebase that can be hookable >+ # and can mangage more cases than the old way > >- # Perform an anonymous bind >- my $res = $db->bind; >- if ( $res->code ) { >- warn "Anonymous LDAP bind failed: " . description($res); >+ # if the filter isn't set, userid mapping is used >+ $$ldap{filter} ||= "$uattr=%s"; >+ >+ my $cnx = cnx or return 0; >+ >+ # login can be either ... >+ my $login = do { >+ >+ # An Active Directory principal_name. Just replace the %s by the userid >+ # well ... don't try if not AD >+ if ( $$ldap{authmethod} ~~ [qw/ principal_name principalname principalName /] ) { >+ sprintf( $$ldap{principal_name}, $userid ) >+ } >+ >+ # for other LDAP implementation, the standard way is to >+ # A) Bind with the manager account and search for the DN of the user entry >+ # B) Bind with the user DN and password. >+ # Auth is completed if bind success. >+ # so in this code; >+ # - i fill $userldapentry for later use >+ # - i return the DN >+ >+ elsif ( $$ldap{authmethod} ~~ [qw/ searchdn searchDn search_dn /] ) { >+ $to_borrower = _anon_search($cnx, { >+ filter => sprintf($$ldap{filter}, $userid) >+ }) or do { >+ debug_msg "no answer from ldap"; >+ return 0; >+ }; >+ >+ if ( $$to_borrower{error} ) { >+ say STDERR $$to_borrower{msg}; >+ return 0; >+ } >+ >+ $userldapentry = $$to_borrower{entry} or do { >+ debug_msg "no entry returned? weird ..."; >+ }; >+ >+ # login is the dn of the entry >+ if ( $userldapentry ) { $userldapentry->dn } >+ else { >+ say STDERR "can't authenticate $userid"; >+ return 0; >+ } >+ } else { >+ say STDERR "$$ldap{authmethod} authmethod is invalid," >+ , "please check your ldap configuration in $ENV{KOHA_CONF}"; > return 0; > } >+ }; > >- # Perform a LDAP search for the given username >- my $search = search_method( $db, $userid ) >- or return 0; # warnings are in the sub >- $userldapentry = $search->shift_entry; >- $principal_name = $userldapentry->dn; >+ eval { $cnx->bind( $login, password => $password ) }; >+ if ( $@ ) { >+ say STDERR "ldap bind with $login failed: $@"; >+ return 0; >+ } >+ debug_msg "congrats, you're one of us"; >+ } else { >+ # This is the old stuff: >+ my @hosts = split(',', $prefhost); >+ my $db = Net::LDAP->new(\@hosts); >+ unless ( $db ) { >+ warn "LDAP connexion failed"; >+ return 0; > } >- else { >- $principal_name = $ldap->{principal_name}; >- if ( $principal_name and $principal_name =~ /\%/ ) { >- $principal_name = sprintf( $principal_name, $userid ); >+ #$debug and $db->debug(5); >+ >+ if ( $ldap->{auth_by_bind} ) { >+ my $principal_name; >+ if ( $ldap->{anonymous_bind} ) { >+ >+ # Perform an anonymous bind >+ my $res = $db->bind; >+ if ( $res->code ) { >+ warn "Anonymous LDAP bind failed: " . description($res); >+ return 0; >+ } >+ >+ # Perform a LDAP search for the given username >+ my $search = search_method( $db, $userid ) >+ or return 0; # warnings are in the sub >+ $userldapentry = $search->shift_entry; >+ $principal_name = $userldapentry->dn; > } > else { >- $principal_name = $userid; >+ $principal_name = $ldap->{principal_name}; >+ if ( $principal_name and $principal_name =~ /\%/ ) { >+ $principal_name = sprintf( $principal_name, $userid ); >+ } >+ else { >+ $principal_name = $userid; >+ } >+ } >+ >+ # Perform a LDAP bind for the given username using the matched DN >+ my $res = $db->bind( $principal_name, password => $password ); >+ if ( $res->code ) { >+ warn "LDAP bind failed as kohauser $userid: " . description($res); >+ return 0; >+ } >+ if ( !defined($userldapentry) >+ && ( $config{update} or $config{replicate} ) ) >+ { >+ my $search = search_method( $db, $userid ) or return 0; >+ $userldapentry = $search->shift_entry; >+ } >+ } else { >+ say STDERR "deprecated kludge: use authmethod search_dn instead"; >+ my $res = ($config{anonymous}) ? $db->bind : $db->bind($ldapname, password=>$ldappassword); >+ if ($res->code) { # connection refused >+ warn "LDAP bind failed as ldapuser " . ($ldapname || '[ANONYMOUS]') . ": " . description($res); >+ return 0; >+ } >+ my $search = search_method($db, $userid) or return 0; # warnings are in the sub >+ $userldapentry = $search->shift_entry; >+ my $cmpmesg = $db->compare( $userldapentry, attr => 'userpassword', value => $password ); >+ if ($cmpmesg->code != 6) { >+ warn "LDAP Auth rejected : invalid password for user '$userid'. " . description($cmpmesg); >+ return 0; > } > } >+ } > >- # Perform a LDAP bind for the given username using the matched DN >- my $res = $db->bind( $principal_name, password => $password ); >- if ( $res->code ) { >- warn "LDAP bind failed as kohauser $userid: " . description($res); >+ if ( my $t = $$ldap{transformation} ) { >+ $$t{subroutine} ||= 'get_borrower'; >+ my $get_borrower = load_subroutine ( @$t{qw/ module subroutine /} ); >+ unless ( $get_borrower ) { >+ warn "no get_borrower $$t{subroutine} subroutine in $$t{module}"; > return 0; > } >- if ( !defined($userldapentry) >- && ( $config{update} or $config{replicate} ) ) >- { >- my $search = search_method( $db, $userid ) or return 0; >- $userldapentry = $search->shift_entry; >+ debug_msg "$$t{subroutine} subroutine loaded from $$t{module}"; >+ if ( my $b = $get_borrower->( $$to_borrower{entry} ) ) { >+ return accept_borrower $b,$userid; > } >- } else { >- my $res = ($config{anonymous}) ? $db->bind : $db->bind($ldapname, password=>$ldappassword); >- if ($res->code) { # connection refused >- warn "LDAP bind failed as ldapuser " . ($ldapname || '[ANONYMOUS]') . ": " . description($res); >- return 0; >- } >- my $search = search_method($db, $userid) or return 0; # warnings are in the sub >- $userldapentry = $search->shift_entry; >- my $cmpmesg = $db->compare( $userldapentry, attr=>'userpassword', value => $password ); >- if ($cmpmesg->code != 6) { >- warn "LDAP Auth rejected : invalid password for user '$userid'. " . description($cmpmesg); >- return 0; >- } >- } >+ else { return 0 } >+ } > > # To get here, LDAP has accepted our user's login attempt. > # But we still have work to do. See perldoc below for detailed breakdown. > >- my (%borrower); >- my ($borrowernumber,$cardnumber,$local_userid,$savedpw) = exists_local($userid); >+ my %borrower; >+ my ($borrowernumber, $cardnumber, $local_userid, $savedpw) = exists_local($userid); > >- if (( $borrowernumber and $config{update} ) or >- (!$borrowernumber and $config{replicate}) ) { >- %borrower = ldap_entry_2_hash($userldapentry,$userid); >+ if ( ( $borrowernumber and $config{update} ) >+ or ( !$borrowernumber and $config{replicate} ) ) { >+ %borrower = ldap_entry_2_hash( $userldapentry, $userid ); > $debug and print STDERR "checkpw_ldap received \%borrower w/ " . keys(%borrower), " keys: ", join(' ', keys %borrower), "\n"; > } > > if ($borrowernumber) { > if ($config{update}) { # A1, B1 >- my $c2 = &update_local($local_userid,$password,$borrowernumber,\%borrower) || ''; >+ my $c2 = &update_local($local_userid, $password, $borrowernumber, \%borrower) || ''; > ($cardnumber eq $c2) or warn "update_local returned cardnumber '$c2' instead of '$cardnumber'"; > } else { # C1, D1 > # maybe update just the password? >- return(1, $cardnumber, $local_userid); >+ return (1, $cardnumber, $local_userid); > } > } elsif ($config{replicate}) { # A2, C2 > $borrowernumber = AddMember(%borrower) or die "AddMember failed"; >- } else { >- return 0; # B2, D2 >+ } else { >+ return 0; # B2, D2 > } >- if (C4::Context->preference('ExtendedPatronAttributes') && $borrowernumber && ($config{update} ||$config{replicate})) { >+ if (C4::Context->preference('ExtendedPatronAttributes') && $borrowernumber && ($config{update} || $config{replicate})) { > my @extended_patron_attributes; > foreach my $attribute_type ( C4::Members::AttributeTypes::GetAttributeTypes() ) { > my $code = $attribute_type->{code}; >@@ -210,7 +428,7 @@ sub checkpw_ldap { > } > C4::Members::Attributes::SetBorrowerAttributes($borrowernumber, \@unique_attr); > } >-return(1, $cardnumber, $userid); >+ return(1, $cardnumber, $userid); > } > > # Pass LDAP entry object and local cardnumber (userid). >@@ -219,63 +437,70 @@ return(1, $cardnumber, $userid); > # Ensure that mandatory fields are correctly filled! > # > sub ldap_entry_2_hash { >- my $userldapentry = shift; >- my %borrower = ( cardnumber => shift ); >- my %memberhash; >- $userldapentry->exists('uid'); # This is bad, but required! By side-effect, this initializes the attrs hash. >- if ($debug) { >- foreach (keys %$userldapentry) { >- print STDERR "\n\nLDAP key: $_\t", sprintf('(%s)', ref $userldapentry->{$_}), "\n"; >- } >- } >- my $x = $userldapentry->{attrs} or return; >- foreach (keys %$x) { >- $memberhash{$_} = join ' ', @{$x->{$_}}; >- $debug and print STDERR sprintf("building \$memberhash{%s} = ", $_, join(' ', @{$x->{$_}})), "\n"; >- } >- $debug and print STDERR "Finsihed \%memberhash has ", scalar(keys %memberhash), " keys\n", >- "Referencing \%mapping with ", scalar(keys %mapping), " keys\n"; >- foreach my $key (keys %mapping) { >- my $data = $memberhash{ lc($mapping{$key}->{is}) }; # Net::LDAP returns all names in lowercase >- $debug and printf STDERR "mapping %20s ==> %-20s (%s)\n", $key, $mapping{$key}->{is}, $data; >- unless (defined $data) { >- $data = $mapping{$key}->{content} || ''; # default or failsafe '' >- } >- $borrower{$key} = ($data ne '') ? $data : ' ' ; >- } >- $borrower{initials} = $memberhash{initials} || >- ( substr($borrower{'firstname'},0,1) >- . substr($borrower{ 'surname' },0,1) >- . " "); >- >- # check if categorycode exists, if not, fallback to default from koha-conf.xml >- my $dbh = C4::Context->dbh; >- my $sth = $dbh->prepare("SELECT categorycode FROM categories WHERE categorycode = ?"); >- $sth->execute( uc($borrower{'categorycode'}) ); >- unless ( my $row = $sth->fetchrow_hashref ) { >- my $default = $mapping{'categorycode'}->{content}; >- $debug && warn "Can't find ", $borrower{'categorycode'}, " default to: $default for ", $borrower{userid}; >- $borrower{'categorycode'} = $default >- } >- >- return %borrower; >+ my $userldapentry = shift; >+ my %borrower = ( cardnumber => shift ); >+ my %memberhash; >+ $userldapentry->exists('uid'); # This is bad, but required! By side-effect, this initializes the attrs hash. >+ if ($debug) { >+ print STDERR "\nkeys(\%\$userldapentry) = " . join(', ', keys %$userldapentry), "\n", $userldapentry->dump(); >+ foreach (keys %$userldapentry) { >+ print STDERR "\n\nLDAP key: $_\t", sprintf('(%s)', ref $userldapentry->{$_}), "\n"; >+ hashdump("LDAP key: ",$userldapentry->{$_}); >+ } >+ } >+ my $x = $userldapentry->{attrs} or return; >+ foreach (keys %$x) { >+ $memberhash{$_} = join ' ', @{$x->{$_}}; >+ $debug and print STDERR sprintf("building \$memberhash{%s} = ", $_, join(' ', @{$x->{$_}})), "\n"; >+ } >+ $debug and print STDERR "Finsihed \%memberhash has ", scalar(keys %memberhash), " keys\n", >+ "Referencing \%mapping with ", scalar(keys %mapping), " keys\n"; >+ foreach my $key (keys %mapping) { >+ my $data = $memberhash{ lc($mapping{$key}->{is}) }; # Net::LDAP returns all names in lowercase >+ $debug and printf STDERR "mapping %20s ==> %-20s (%s)\n", $key, $mapping{$key}->{is}, $data; >+ unless (defined $data) { >+ $data = $mapping{$key}->{content} || ''; # default or failsafe '' >+ } >+ $borrower{$key} = ($data ne '') ? $data : ' '; >+ } >+ $borrower{initials} = $memberhash{initials} || >+ ( substr($borrower{'firstname'},0,1) >+ . substr($borrower{ 'surname' },0,1) >+ . " "); >+ >+ # check if categorycode exists, if not, fallback to default from koha-conf.xml >+ my $dbh = C4::Context->dbh; >+ my $sth = $dbh->prepare("SELECT categorycode FROM categories WHERE categorycode = ?"); >+ $sth->execute( uc($borrower{'categorycode'}) ); >+ unless ( my $row = $sth->fetchrow_hashref ) { >+ my $default = $mapping{'categorycode'}->{content}; >+ $debug && warn "Can't find ", $borrower{'categorycode'}, " default to: $default for ", $borrower{userid}; >+ $borrower{'categorycode'} = $default >+ } >+ >+ return %borrower; > } > > sub exists_local { >- my $arg = shift; >- my $dbh = C4::Context->dbh; >- my $select = "SELECT borrowernumber,cardnumber,userid,password FROM borrowers "; >- >- my $sth = $dbh->prepare("$select WHERE userid=?"); # was cardnumber=? >- $sth->execute($arg); >- $debug and printf STDERR "Userid '$arg' exists_local? %s\n", $sth->rows; >- ($sth->rows == 1) and return $sth->fetchrow; >- >- $sth = $dbh->prepare("$select WHERE cardnumber=?"); >- $sth->execute($arg); >- $debug and printf STDERR "Cardnumber '$arg' exists_local? %s\n", $sth->rows; >- ($sth->rows == 1) and return $sth->fetchrow; >- return 0; >+ my $arg = shift; >+ my $dbh = C4::Context->dbh; >+ my $select = "SELECT borrowers.borrowernumber,cardnumber,userid,borrowers.password FROM borrowers "; >+ >+ my $sth = $dbh->prepare("$select WHERE userid=?"); # was cardnumber=? >+ $sth->execute($arg); >+ $debug and printf STDERR "Userid '$arg' exists_local? %s\n", $sth->rows; >+ ($sth->rows == 1) and return $sth->fetchrow; >+ >+ $sth = $dbh->prepare("$select WHERE cardnumber=?"); >+ $sth->execute($arg); >+ $debug and printf STDERR "Cardnumber '$arg' exists_local? %s\n", $sth->rows; >+ ($sth->rows == 1) and return $sth->fetchrow; >+ >+ $sth = $dbh->prepare("$select JOIN borrower_attributes USING (borrowernumber) WHERE attribute=?"); >+ $sth->execute($arg); >+ $debug and printf STDERR "attribute '$arg' exists_local? %s\n", $sth->rows; >+ ($sth->rows == 1) and return $sth->fetchrow; >+ return 0; > } > > sub _do_changepassword { >@@ -343,80 +568,80 @@ C4::Auth - Authenticates Koha users > Make sure that ALL required fields are populated by your LDAP database (and mapped in KOHA_CONF). > What are the required fields? Well, in mysql you can check the database table "borrowers" like this: > >- mysql> show COLUMNS from borrowers; >- +---------------------+--------------+------+-----+---------+----------------+ >- | Field | Type | Null | Key | Default | Extra | >- +---------------------+--------------+------+-----+---------+----------------+ >- | borrowernumber | int(11) | NO | PRI | NULL | auto_increment | >- | cardnumber | varchar(16) | YES | UNI | NULL | | >- | surname | mediumtext | NO | | NULL | | >- | firstname | text | YES | | NULL | | >- | title | mediumtext | YES | | NULL | | >- | othernames | mediumtext | YES | | NULL | | >- | initials | text | YES | | NULL | | >- | streetnumber | varchar(10) | YES | | NULL | | >- | streettype | varchar(50) | YES | | NULL | | >- | address | mediumtext | NO | | NULL | | >- | address2 | text | YES | | NULL | | >- | city | mediumtext | NO | | NULL | | >- | state | mediumtext | YES | | NULL | | >- | zipcode | varchar(25) | YES | | NULL | | >- | country | text | YES | | NULL | | >- | email | mediumtext | YES | | NULL | | >- | phone | text | YES | | NULL | | >- | mobile | varchar(50) | YES | | NULL | | >- | fax | mediumtext | YES | | NULL | | >- | emailpro | text | YES | | NULL | | >- | phonepro | text | YES | | NULL | | >- | B_streetnumber | varchar(10) | YES | | NULL | | >- | B_streettype | varchar(50) | YES | | NULL | | >- | B_address | varchar(100) | YES | | NULL | | >- | B_address2 | text | YES | | NULL | | >- | B_city | mediumtext | YES | | NULL | | >- | B_state | mediumtext | YES | | NULL | | >- | B_zipcode | varchar(25) | YES | | NULL | | >- | B_country | text | YES | | NULL | | >- | B_email | text | YES | | NULL | | >- | B_phone | mediumtext | YES | | NULL | | >- | dateofbirth | date | YES | | NULL | | >- | branchcode | varchar(10) | NO | MUL | | | >- | categorycode | varchar(10) | NO | MUL | | | >- | dateenrolled | date | YES | | NULL | | >- | dateexpiry | date | YES | | NULL | | >- | gonenoaddress | tinyint(1) | YES | | NULL | | >- | lost | tinyint(1) | YES | | NULL | | >- | debarred | date | YES | | NULL | | >- | debarredcomment | varchar(255) | YES | | NULL | | >- | contactname | mediumtext | YES | | NULL | | >- | contactfirstname | text | YES | | NULL | | >- | contacttitle | text | YES | | NULL | | >- | guarantorid | int(11) | YES | MUL | NULL | | >- | borrowernotes | mediumtext | YES | | NULL | | >- | relationship | varchar(100) | YES | | NULL | | >- | ethnicity | varchar(50) | YES | | NULL | | >- | ethnotes | varchar(255) | YES | | NULL | | >- | sex | varchar(1) | YES | | NULL | | >- | password | varchar(30) | YES | | NULL | | >- | flags | int(11) | YES | | NULL | | >- | userid | varchar(30) | YES | MUL | NULL | | >- | opacnote | mediumtext | YES | | NULL | | >- | contactnote | varchar(255) | YES | | NULL | | >- | sort1 | varchar(80) | YES | | NULL | | >- | sort2 | varchar(80) | YES | | NULL | | >- | altcontactfirstname | varchar(255) | YES | | NULL | | >- | altcontactsurname | varchar(255) | YES | | NULL | | >- | altcontactaddress1 | varchar(255) | YES | | NULL | | >- | altcontactaddress2 | varchar(255) | YES | | NULL | | >- | altcontactaddress3 | varchar(255) | YES | | NULL | | >- | altcontactstate | mediumtext | YES | | NULL | | >- | altcontactzipcode | varchar(50) | YES | | NULL | | >- | altcontactcountry | text | YES | | NULL | | >- | altcontactphone | varchar(50) | YES | | NULL | | >- | smsalertnumber | varchar(50) | YES | | NULL | | >- | privacy | int(11) | NO | | 1 | | >- +---------------------+--------------+------+-----+---------+----------------+ >- 66 rows in set (0.00 sec) >- Where Null="NO", the field is required. >+ mysql> show COLUMNS from borrowers; >+ +---------------------+--------------+------+-----+---------+----------------+ >+ | Field | Type | Null | Key | Default | Extra | >+ +---------------------+--------------+------+-----+---------+----------------+ >+ | borrowernumber | int(11) | NO | PRI | NULL | auto_increment | >+ | cardnumber | varchar(16) | YES | UNI | NULL | | >+ | surname | mediumtext | NO | | NULL | | >+ | firstname | text | YES | | NULL | | >+ | title | mediumtext | YES | | NULL | | >+ | othernames | mediumtext | YES | | NULL | | >+ | initials | text | YES | | NULL | | >+ | streetnumber | varchar(10) | YES | | NULL | | >+ | streettype | varchar(50) | YES | | NULL | | >+ | address | mediumtext | NO | | NULL | | >+ | address2 | text | YES | | NULL | | >+ | city | mediumtext | NO | | NULL | | >+ | state | text | YES | | NULL | | >+ | zipcode | varchar(25) | YES | | NULL | | >+ | country | text | YES | | NULL | | >+ | email | mediumtext | YES | | NULL | | >+ | phone | text | YES | | NULL | | >+ | mobile | varchar(50) | YES | | NULL | | >+ | fax | mediumtext | YES | | NULL | | >+ | emailpro | text | YES | | NULL | | >+ | phonepro | text | YES | | NULL | | >+ | B_streetnumber | varchar(10) | YES | | NULL | | >+ | B_streettype | varchar(50) | YES | | NULL | | >+ | B_address | varchar(100) | YES | | NULL | | >+ | B_address2 | text | YES | | NULL | | >+ | B_city | mediumtext | YES | | NULL | | >+ | B_state | text | YES | | NULL | | >+ | B_zipcode | varchar(25) | YES | | NULL | | >+ | B_country | text | YES | | NULL | | >+ | B_email | text | YES | | NULL | | >+ | B_phone | mediumtext | YES | | NULL | | >+ | dateofbirth | date | YES | | NULL | | >+ | branchcode | varchar(10) | NO | MUL | | | >+ | categorycode | varchar(10) | NO | MUL | | | >+ | dateenrolled | date | YES | | NULL | | >+ | dateexpiry | date | YES | | NULL | | >+ | gonenoaddress | tinyint(1) | YES | | NULL | | >+ | lost | tinyint(1) | YES | | NULL | | >+ | debarred | date | YES | | NULL | | >+ | debarredcomment | varchar(255) | YES | | NULL | | >+ | contactname | mediumtext | YES | | NULL | | >+ | contactfirstname | text | YES | | NULL | | >+ | contacttitle | text | YES | | NULL | | >+ | guarantorid | int(11) | YES | MUL | NULL | | >+ | borrowernotes | mediumtext | YES | | NULL | | >+ | relationship | varchar(100) | YES | | NULL | | >+ | ethnicity | varchar(50) | YES | | NULL | | >+ | ethnotes | varchar(255) | YES | | NULL | | >+ | sex | varchar(1) | YES | | NULL | | >+ | password | varchar(30) | YES | | NULL | | >+ | flags | int(11) | YES | | NULL | | >+ | userid | varchar(75) | YES | MUL | NULL | | >+ | opacnote | mediumtext | YES | | NULL | | >+ | contactnote | varchar(255) | YES | | NULL | | >+ | sort1 | varchar(80) | YES | | NULL | | >+ | sort2 | varchar(80) | YES | | NULL | | >+ | altcontactfirstname | varchar(255) | YES | | NULL | | >+ | altcontactsurname | varchar(255) | YES | | NULL | | >+ | altcontactaddress1 | varchar(255) | YES | | NULL | | >+ | altcontactaddress2 | varchar(255) | YES | | NULL | | >+ | altcontactaddress3 | varchar(255) | YES | | NULL | | >+ | altcontactstate | text | YES | | NULL | | >+ | altcontactzipcode | varchar(50) | YES | | NULL | | >+ | altcontactcountry | text | YES | | NULL | | >+ | altcontactphone | varchar(50) | YES | | NULL | | >+ | smsalertnumber | varchar(50) | YES | | NULL | | >+ | privacy | int(11) | NO | | 1 | | >+ +---------------------+--------------+------+-----+---------+----------------+ >+ 67 rows in set (0.00 sec) >+ Where Null="NO", the field is required. > > =head1 KOHA_CONF and field mapping > >diff --git a/C4/LDAPAuthMethodTutorial.pod b/C4/LDAPAuthMethodTutorial.pod >new file mode 100644 >index 0000000..92cac6b >--- /dev/null >+++ b/C4/LDAPAuthMethodTutorial.pod >@@ -0,0 +1,91 @@ >+=head1 LDAP auth_method configuration >+ >+This document is a step by step explaination for the new LDAP configuration >+method. The old one (see C4::Auth_with_ldap) still exists and you should give it >+a try if your needs of mappings and transformations are low. >+ >+=head2 What do I have to ask to the directory administrator >+ >+=head3 How to reach the service >+ >+What we need is build the url of the ldap service we want to reach. So ask him >+for the URL. If he don't know, ask for the scheme (or protocol), the hostname >+and the port of the directory. Only hostname and scheme are mandatory. >+ >+The scheme must be ldap or ldaps (ldaps is for crypted ldap, ldap over SSL). >+The url construction is: >+ >+ scheme://hostname:port >+ scheme://hostname >+ >+examples >+ >+ host=directory.example.com port=389 scheme=ldap >+ >+gives you: >+ >+ ldap://directory.example.com:389 >+ >+Also: Active Directory (the Microsoft implementation) is an LDAP alike directory >+but Koha have to know it's active directory to use it, so please ask. >+ >+=head3 What is the binding method ? >+ >+Are anonymous allowed to make some searches on the server? If not, what is the >+credentials for the koha account ? Credentials are a pair (DN, password) >+ >+ uid=koha,ou=people,dc=example,dc=com MYS3CRET >+ >+in Active Directory, it can be a login@example.com with a password >+ >+ koha@example.com MYS3CRET >+ >+=head3 Now configure koha >+ >+This is a basic exemple of things you will add in the C</config> part of >+C<koha-conf.xml>. >+ >+First of all, you need to tell koha that ldap authentication is now relevant >+ >+ <useldapserver>1</useldapserver> >+ >+If you use anonymous method, you have to give credentials of koha account >+ >+ <ldapserver url="ldap://directory.example.com" >+ manager="uid=koha,ou=people,dc=example,dc=com" >+ password="MYS3CRET" >+ authmethod="search_dn" > >+ >+Also, you can set the values for replication and update (documented in legacy >+pod): >+ >+ <ldapserver url="ldap://directory.example.com" >+ manager="uid=koha,ou=people,dc=example,dc=com" >+ password="MYS3CRET" >+ authmethod="search_dn" >+ replicate="1" update="1" >+ > >+ >+You must now tell koha the ldap branches where to find users >+ >+ <useldapserver>1</useldapserver> >+ <ldapserver url="ldap://directory.example.com" >+ manager="uid=koha,ou=people,dc=example,dc=com" >+ password="MYS3CRET" >+ authmethod="search_dn" >+ replicate="1" update="1" >+ > >+ <branch dn="ou=people,dc=site1,dc=example,dc=com" /> >+ <branch dn="ou=people,dc=site2,dc=example,dc=com" /> >+ <branch dn="ou=people,dc=site4,dc=example,dc=com" /> >+ >+The best part of this new config is that you don't have to rely on simple >+mappings anymore (but you still can): you can use a perl module to write much >+sofisticated transformations directly in perl: >+ >+ <transformation module="C4::LDAPTransform::CustomTransform" /> >+ >+This module only have to define a subroutine named get_borrower >+ >+ >+ >-- >1.7.10.4
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