2016-12-29 21:34:46 +01:00
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## @file
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# Common OpenID Connect functions
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## @class
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# Common OpenID Connect functions
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package Lemonldap::NG::Portal::Lib::OpenIDConnect;
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use strict;
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use Crypt::OpenSSL::Bignum;
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use Crypt::OpenSSL::RSA;
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use Digest::SHA
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qw/hmac_sha256_base64 hmac_sha384_base64 hmac_sha512_base64 sha256 sha384
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sha512 sha256_base64 sha384_base64 sha512_base64/;
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use JSON;
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2017-01-09 13:55:04 +01:00
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use Lemonldap::NG::Common::FormEncode;
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2016-12-29 21:34:46 +01:00
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use LWP::UserAgent;
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use MIME::Base64 qw/encode_base64 decode_base64/;
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use Mouse;
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2017-01-04 17:36:54 +01:00
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use Lemonldap::NG::Portal::Main::Constants qw(PE_OK PE_REDIRECT);
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2016-12-29 21:34:46 +01:00
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our $VERSION = '2.0.0';
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# OpenID Connect standard claims
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use constant PROFILE => [
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qw/name family_name given_name middle_name nickname preferred_username
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profile picture website gender birthdate zoneinfo locale updated_at/
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];
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use constant EMAIL => [qw/email email_verified/];
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use constant ADDRESS =>
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[qw/formatted street_address locality region postal_code/];
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use constant PHONE => [qw/phone_number phone_number_verified/];
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# PROPERTIES
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has oidcOPList => ( is => 'rw', default => sub { {} }, );
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has oidcRPList => ( is => 'rw', default => sub { {} }, );
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has rpAttributes => ( is => 'rw', default => sub { {} }, );
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# return LWP::UserAgent object
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has ua => (
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is => 'rw',
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lazy => 1,
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builder => sub {
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# TODO : LWP options to use a proxy for example
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my $ua = LWP::UserAgent->new();
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push @{ $ua->requests_redirectable }, 'POST';
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$ua->env_proxy();
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return $ua;
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}
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);
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# METHODS
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# Load OpenID Connect Providers and JWKS data
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# @param no_cache Disable cache use
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# @return boolean result
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sub loadOPs {
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my ($self) = @_;
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# Check cache
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# Check presence of at least one identity provider in configuration
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unless ( $self->conf->{oidcOPMetaDataJSON}
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and keys %{ $self->conf->{oidcOPMetaDataJSON} } )
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{
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$self->lmLog( "No OpenID Connect Provider found in configuration",
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'warn' );
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}
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# Extract JSON data
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foreach ( keys %{ $self->conf->{oidcOPMetaDataJSON} } ) {
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2016-12-29 21:34:46 +01:00
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$self->oidcOPList->{$_}->{conf} =
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$self->decodeJSON( $self->conf->{oidcOPMetaDataJSON}->{$_} );
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$self->oidcOPList->{$_}->{jwks} =
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$self->decodeJSON( $self->conf->{oidcOPMetaDataJWKS}->{$_} );
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}
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return 1;
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}
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# Load OpenID Connect Relying Parties
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# @param no_cache Disable cache use
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# @return boolean result
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sub loadRPs {
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my ($self) = @_;
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# Check presence of at least one relying party in configuration
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unless ( $self->conf->{oidcRPMetaDataOptions}
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and keys %{ $self->conf->{oidcRPMetaDataOptions} } )
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{
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$self->lmLog( "No OpenID Connect Relying Party found in configuration",
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'warn' );
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}
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$self->oidcRPList( $self->conf->{oidcRPMetaDataOptions} );
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foreach my $rp ( keys %{ $self->oidcRPList } ) {
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my $attributes = {
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profile => PROFILE,
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email => EMAIL,
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address => ADDRESS,
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phone => PHONE,
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};
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# Additional claims
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my $extraClaims =
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$self->conf->{oidcRPMetaDataOptionsExtraClaims}->{$rp};
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if ($extraClaims) {
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foreach my $claim ( keys %$extraClaims ) {
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$self->lmLog( "Using extra claim $claim for $rp", 'debug' );
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my @extraAttributes = split( /\s/, $extraClaims->{$claim} );
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$attributes->{$claim} = \@extraAttributes;
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}
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}
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$self->rpAttributes->{$rp} = $attributes;
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}
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return 1;
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}
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# Refresh JWKS data if needed
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# @param no_cache Disable cache update
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# @return boolean result
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sub refreshJWKSdata {
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my ($self) = @_;
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unless ( $self->conf->{oidcOPMetaDataJSON}
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and keys %{ $self->conf->{oidcOPMetaDataJSON} } )
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{
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$self->lmLog(
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"No OpenID Provider configured, JWKS data will not be refreshed",
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'debug' );
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return 1;
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}
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foreach ( keys %{ $self->conf->{oidcOPMetaDataJSON} } ) {
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# Refresh JWKS data if
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# 1/ oidcOPMetaDataOptionsJWKSTimeout > 0
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# 2/ jwks_uri defined in metadata
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my $jwksTimeout =
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$self->conf->{oidcOPMetaDataOptions}->{$_}
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->{oidcOPMetaDataOptionsJWKSTimeout};
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my $jwksUri = $self->oidcOPList->{$_}->{conf}->{jwks_uri};
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unless ($jwksTimeout) {
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$self->lmLog( "No JWKS refresh timeout defined for $_, skipping...",
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'debug' );
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next;
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}
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unless ($jwksUri) {
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$self->lmLog( "No JWKS URI defined for $_, skipping...", 'debug' );
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next;
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}
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if ( $self->oidcOPList->{$_}->{jwks}->{time} + $jwksTimeout > time ) {
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$self->lmLog( "JWKS data still valid for $_, skipping...",
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'debug' );
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next;
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}
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$self->lmLog( "Refresh JWKS data for $_ from $jwksUri", 'debug' );
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my $response = $self->ua->get($jwksUri);
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if ( $response->is_error ) {
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$self->lmLog(
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"Unable to get JWKS data for $_ from $jwksUri: "
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. $response->message,
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"warn"
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);
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$self->lmLog( $response->content, 'debug' );
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next;
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}
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my $content = $self->decodeJSON( $response->decoded_content );
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$self->oidcOPList->{$_}->{jwks} = $content;
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$self->oidcOPList->{$_}->{jwks}->{time} = time;
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}
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return 1;
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}
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# Get Relying Party corresponding to a Client ID
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# @param client_id Client ID
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# @return String result
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sub getRP {
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my ( $self, $client_id ) = @_;
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my $rp;
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foreach ( keys %{ $self->oidcRPList } ) {
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if ( $client_id eq
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$self->oidcRPList->{$_}->{oidcRPMetaDataOptionsClientID} )
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{
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$rp = $_;
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last;
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}
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}
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return $rp;
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}
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# Compute callback URI
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# @return String Callback URI
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sub getCallbackUri {
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my ( $self, $req ) = @_;
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my $callback_get_param = $self->conf->{oidcRPCallbackGetParam};
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my $callback_uri = $self->conf->{portal};
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$callback_uri .=
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( $self->conf->{portal} =~ /\?/ )
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2016-12-29 21:34:46 +01:00
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? '&' . $callback_get_param . '=1'
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: '?' . $callback_get_param . '=1';
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# Use authChoiceParam in redirect URL
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2017-01-12 18:44:33 +01:00
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if ( $self->conf->{authChoiceParam}
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and $req->param( $self->conf->{authChoiceParam} ) )
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{
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2016-12-29 21:34:46 +01:00
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$callback_uri .= '&'
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. build_urlencoded( $self->{authChoiceParam} =>
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$req->param( $self->conf->{authChoiceParam} ) );
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2016-12-29 21:34:46 +01:00
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}
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$self->lmLog( "OpenIDConnect Callback URI: $callback_uri", 'debug' );
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return $callback_uri;
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}
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# Build Authentication Request URI for Authorization Code Flow
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# @param op OpenIP Provider configuration key
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# @param state State
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# return String Authentication Request URI
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sub buildAuthorizationCodeAuthnRequest {
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my ( $self, $req, $op, $state ) = @_;
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my $authorize_uri =
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$self->oidcOPList->{$op}->{conf}->{authorization_endpoint};
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my $client_id =
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$self->conf->{oidcOPMetaDataOptions}->{$op}
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->{oidcOPMetaDataOptionsClientID};
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my $scope =
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$self->conf->{oidcOPMetaDataOptions}->{$op}->{oidcOPMetaDataOptionsScope};
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my $use_nonce =
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$self->conf->{oidcOPMetaDataOptions}->{$op}
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->{oidcOPMetaDataOptionsUseNonce};
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my $response_type = "code";
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my $redirect_uri = $self->getCallbackUri($req);
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my $display =
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$self->conf->{oidcOPMetaDataOptions}->{$op}
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->{oidcOPMetaDataOptionsDisplay};
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my $prompt =
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$self->conf->{oidcOPMetaDataOptions}->{$op}
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->{oidcOPMetaDataOptionsPrompt};
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my $max_age =
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$self->conf->{oidcOPMetaDataOptions}->{$op}
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->{oidcOPMetaDataOptionsMaxAge};
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my $ui_locales =
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$self->conf->{oidcOPMetaDataOptions}->{$op}
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->{oidcOPMetaDataOptionsUiLocales};
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my $acr_values =
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$self->conf->{oidcOPMetaDataOptions}->{$op}
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->{oidcOPMetaDataOptionsAcrValues};
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my $nonce;
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if ($use_nonce) {
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2016-12-30 09:39:13 +01:00
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my $nonceSession = $self->getOpenIDConnectSession();
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2016-12-29 21:34:46 +01:00
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$nonceSession->update( { '_utime' => time } );
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$nonce = $nonceSession->id;
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}
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my $authn_uri =
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$authorize_uri
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. ( $authorize_uri =~ /\?/ ? '&' : '?' )
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. build_urlencoded(
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response_type => $response_type,
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client_id => $client_id,
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scope => $scope,
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redirect_uri => $redirect_uri,
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( defined $state ? ( state => $state ) : () ),
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( defined $nonce ? ( nonce => $nonce ) : () ),
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( defined $display ? ( display => $display ) : () ),
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( defined $prompt ? ( prompt => $prompt ) : () ),
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( $max_age ? ( max_age => $max_age ) : () ),
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( defined $ui_locales ? ( ui_locales => $ui_locales ) : () ),
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( defined $acr_values ? ( acr_values => $acr_values ) : () )
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);
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2016-12-29 21:34:46 +01:00
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$self->lmLog(
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"OpenIDConnect Authorization Code Flow Authn Request: $authn_uri",
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'debug' );
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return $authn_uri;
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}
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# Build Authentication Response URI for Authorization Code Flow
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# @param redirect_uri Redirect URI
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# @param code Code
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# @param state State
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# @param session_state Session state
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# return String Authentication Response URI
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sub buildAuthorizationCodeAuthnResponse {
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my ( $self, $redirect_uri, $code, $state, $session_state ) = @_;
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my $response_url =
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$redirect_uri
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. ( $redirect_uri =~ /\?/ ? '&' : '?' )
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. build_urlencoded(
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code => $code,
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( $state ? ( state => $state ) : () ),
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( $session_state ? ( session_state => $session_state ) : () )
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);
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2016-12-29 21:34:46 +01:00
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return $response_url;
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}
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# Build Authentication Response URI for Implicit Flow
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# @param redirect_uri Redirect URI
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# @param access_token Access token
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# @param id_token ID token
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# @param expires_in Expiration of access token
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# @param state State
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# @param session_state Session state
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# return String Authentication Response URI
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sub buildImplicitAuthnResponse {
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my ( $self, $redirect_uri, $access_token, $id_token, $expires_in,
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$state, $session_state )
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= @_;
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2017-01-04 17:36:54 +01:00
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my $response_url = "$redirect_uri#"
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. build_urlencoded(
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id_token => $id_token,
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(
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$access_token
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? ( token_type => 'bearer', access_token => $access_token )
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: ()
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),
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( $expires_in ? ( expires_in => $expires_in ) : () ),
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( $state ? ( state => $state ) : () ),
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( $session_state ? ( session_state => $session_state ) : () )
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);
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2016-12-29 21:34:46 +01:00
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return $response_url;
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}
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# Build Authentication Response URI for Hybrid Flow
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# @param redirect_uri Redirect URI
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# @param code Code
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# @param access_token Access token
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# @param id_token ID token
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# @param expires_in Expiration of access token
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# @param state State
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# @param session_state Session state
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# return String Authentication Response URI
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sub buildHybridAuthnResponse {
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my (
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|
$self, $redirect_uri, $code, $access_token,
|
|
|
|
$id_token, $expires_in, $state, $session_state
|
|
|
|
) = @_;
|
|
|
|
|
2017-01-04 17:36:54 +01:00
|
|
|
my $response_url = "$redirect_uri#"
|
|
|
|
. build_urlencoded(
|
|
|
|
code => $code,
|
|
|
|
(
|
|
|
|
$access_token
|
|
|
|
? ( token_type => 'bearer', access_token => $access_token )
|
|
|
|
: ()
|
|
|
|
),
|
|
|
|
( $expires_in ? ( expires_in => $expires_in ) : () ),
|
|
|
|
( $state ? ( state => $state ) : () ),
|
|
|
|
( $session_state ? ( session_state => $session_state ) : () )
|
|
|
|
);
|
2016-12-29 21:34:46 +01:00
|
|
|
return $response_url;
|
|
|
|
}
|
|
|
|
|
|
|
|
# Get Token response with authorization code
|
|
|
|
# @param op OpenIP Provider configuration key
|
|
|
|
# @param code Code
|
|
|
|
# @param auth_method Authentication Method
|
|
|
|
# return String Token response decoded content
|
|
|
|
sub getAuthorizationCodeAccessToken {
|
|
|
|
my ( $self, $req, $op, $code, $auth_method ) = @_;
|
|
|
|
|
|
|
|
my $client_id =
|
|
|
|
$self->conf->{oidcOPMetaDataOptions}->{$op}
|
|
|
|
->{oidcOPMetaDataOptionsClientID};
|
|
|
|
my $client_secret =
|
|
|
|
$self->conf->{oidcOPMetaDataOptions}->{$op}
|
|
|
|
->{oidcOPMetaDataOptionsClientSecret};
|
|
|
|
my $redirect_uri = $self->getCallbackUri($req);
|
|
|
|
my $access_token_uri =
|
|
|
|
$self->oidcOPList->{$op}->{conf}->{token_endpoint};
|
|
|
|
my $grant_type = "authorization_code";
|
|
|
|
|
|
|
|
unless ( $auth_method =~ /^client_secret_(basic|post)$/o ) {
|
|
|
|
$self->lmLog( "Bad authentication method on token endpoint", 'error' );
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
$self->lmLog(
|
|
|
|
"Using auth method $auth_method to token endpoint $access_token_uri",
|
|
|
|
'debug' );
|
|
|
|
|
|
|
|
my $response;
|
|
|
|
|
|
|
|
if ( $auth_method eq "client_secret_basic" ) {
|
|
|
|
my $form = {
|
|
|
|
code => $code,
|
|
|
|
redirect_uri => $redirect_uri,
|
|
|
|
grant_type => $grant_type
|
|
|
|
};
|
|
|
|
|
|
|
|
$response = $self->ua->post(
|
|
|
|
$access_token_uri, $form,
|
|
|
|
"Authorization" => "Basic "
|
|
|
|
. encode_base64( "$client_id:$client_secret", '' ),
|
|
|
|
"Content-Type" => 'application/x-www-form-urlencoded',
|
|
|
|
);
|
|
|
|
}
|
|
|
|
|
|
|
|
elsif ( $auth_method eq "client_secret_post" ) {
|
|
|
|
my $form = {
|
|
|
|
code => $code,
|
|
|
|
client_id => $client_id,
|
|
|
|
client_secret => $client_secret,
|
|
|
|
redirect_uri => $redirect_uri,
|
|
|
|
grant_type => $grant_type
|
|
|
|
};
|
|
|
|
|
|
|
|
$response = $self->ua->post( $access_token_uri, $form,
|
|
|
|
"Content-Type" => 'application/x-www-form-urlencoded' );
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
$self->lmLog( "Unknown auth method $auth_method", 'error' );
|
|
|
|
}
|
|
|
|
|
|
|
|
if ( $response->is_error ) {
|
|
|
|
$self->lmLog( "Bad authorization response: " . $response->message,
|
|
|
|
"error" );
|
|
|
|
$self->lmLog( $response->content, 'debug' );
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
return $response->decoded_content;
|
|
|
|
}
|
|
|
|
|
|
|
|
# Check validity of Token Response
|
|
|
|
# return boolean 1 if the response is valid, 0 else
|
|
|
|
sub checkTokenResponseValidity {
|
|
|
|
my ( $self, $json ) = @_;
|
|
|
|
|
|
|
|
# token_type MUST be Bearer
|
|
|
|
unless ( $json->{token_type} eq "Bearer" ) {
|
|
|
|
$self->lmLog(
|
|
|
|
"Token type is " . $json->{token_type} . " but must be Bearer",
|
|
|
|
'error' );
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
# id_token MUST be present
|
|
|
|
unless ( $json->{id_token} ) {
|
|
|
|
$self->lmLog( "No id_token", 'error' );
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
# Check validity of ID Token
|
|
|
|
# return boolean 1 if the token is valid, 0 else
|
|
|
|
sub checkIDTokenValidity {
|
|
|
|
my ( $self, $op, $id_token ) = @_;
|
|
|
|
|
|
|
|
my $client_id =
|
|
|
|
$self->conf->{oidcOPMetaDataOptions}->{$op}
|
|
|
|
->{oidcOPMetaDataOptionsClientID};
|
|
|
|
my $acr_values =
|
|
|
|
$self->conf->{oidcOPMetaDataOptions}->{$op}
|
|
|
|
->{oidcOPMetaDataOptionsAcrValues};
|
|
|
|
my $max_age =
|
|
|
|
$self->conf->{oidcOPMetaDataOptions}->{$op}
|
|
|
|
->{oidcOPMetaDataOptionsMaxAge};
|
|
|
|
my $id_token_max_age =
|
|
|
|
$self->conf->{oidcOPMetaDataOptions}->{$op}
|
|
|
|
->{oidcOPMetaDataOptionsIDTokenMaxAge};
|
|
|
|
my $use_nonce =
|
|
|
|
$self->conf->{oidcOPMetaDataOptions}->{$op}
|
|
|
|
->{oidcOPMetaDataOptionsUseNonce};
|
|
|
|
|
|
|
|
# Check issuer
|
|
|
|
unless ( $id_token->{iss} eq $self->oidcOPList->{$op}->{conf}->{issuer} ) {
|
|
|
|
$self->lmLog( "Issuer mismatch", 'error' );
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
# Check audience
|
|
|
|
if ( ref $id_token->{aud} ) {
|
|
|
|
my @audience = @{ $id_token->{aud} };
|
|
|
|
unless ( grep $_ eq $client_id, @audience ) {
|
|
|
|
$self->lmLog( "Client ID not found in audience array", 'error' );
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
if ( $#audience > 1 ) {
|
|
|
|
unless ( $id_token->{azp} eq $client_id ) {
|
|
|
|
$self->lmLog(
|
|
|
|
"More than one audience, and azp not equal to client ID",
|
|
|
|
'error' );
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
unless ( $id_token->{aud} eq $client_id ) {
|
|
|
|
$self->lmLog( "Audience mismatch", 'error' );
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
# Check time
|
|
|
|
unless ( time < $id_token->{exp} ) {
|
|
|
|
$self->lmLog( "ID token expired", 'error' );
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
# Check iat
|
|
|
|
my $iat = $id_token->{iat};
|
|
|
|
if ($id_token_max_age) {
|
|
|
|
unless ( $iat + $id_token_max_age > time ) {
|
|
|
|
$self->lmLog( "ID token too old (Max age: $id_token_max_age)",
|
|
|
|
'error' );
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
# Check nonce
|
|
|
|
if ($use_nonce) {
|
|
|
|
my $nonce = $id_token->{nonce};
|
|
|
|
unless ($nonce) {
|
|
|
|
$self->lmLog( "Nonce was not returned by OP $op", 'error' );
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
# Get nonce session
|
|
|
|
my $nonceSession = $self->getOpenIDConnectSession($nonce);
|
|
|
|
unless ($nonceSession) {
|
|
|
|
$self->lmLog( "Nonce $nonce verification failed", 'error' );
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
$nonceSession->remove;
|
|
|
|
$self->lmLog( "Nonce $nonce deleted", 'debug' );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
# Check acr
|
|
|
|
my $acr = $id_token->{acr};
|
|
|
|
if ( defined $acr_values ) {
|
|
|
|
unless ($acr) {
|
|
|
|
$self->lmLog( "ACR was not returned by OP $op", 'error' );
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
unless ( $acr_values =~ /\b$acr\b/i ) {
|
|
|
|
$self->lmLog(
|
|
|
|
"ACR $acr not listed in request ACR values ($acr_values)",
|
|
|
|
'error' );
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
# Check auth_time
|
|
|
|
my $auth_time = $id_token->{auth_time};
|
|
|
|
if ($max_age) {
|
|
|
|
unless ($auth_time) {
|
|
|
|
$self->lmLog( "Auth time was not returned by OP $op", 'error' );
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
if ( $auth_time + $max_age > time ) {
|
|
|
|
$self->lmLog(
|
|
|
|
"Authentication time ($auth_time) is too old (Max age: $max_age)",
|
|
|
|
'error'
|
|
|
|
);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
# Get UserInfo response
|
|
|
|
# return String UserInfo response decoded content
|
|
|
|
sub getUserInfo {
|
|
|
|
my ( $self, $op, $access_token ) = @_;
|
|
|
|
|
2017-01-09 13:55:04 +01:00
|
|
|
my $userinfo_uri =
|
|
|
|
$self->oidcOPList->{$op}->{conf}->{userinfo_endpoint};
|
2016-12-29 21:34:46 +01:00
|
|
|
|
|
|
|
unless ($userinfo_uri) {
|
|
|
|
$self->lmLog( "UserInfo URI not found in $op configuration", 'error' );
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
$self->lmLog(
|
|
|
|
"Request User Info on $userinfo_uri with access token $access_token",
|
|
|
|
'debug' );
|
|
|
|
|
|
|
|
my $response = $self->ua->get( $userinfo_uri,
|
|
|
|
"Authorization" => "Bearer $access_token" );
|
|
|
|
|
|
|
|
if ( $response->is_error ) {
|
|
|
|
$self->lmLog( "Bad userinfo response: " . $response->message, "error" );
|
|
|
|
$self->lmLog( $response->content, 'debug' );
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
my $content_type = $response->header('Content-Type');
|
|
|
|
if ( $content_type =~ /json/ ) {
|
|
|
|
return $response->decoded_content;
|
|
|
|
}
|
|
|
|
elsif ( $content_type =~ /jwt/ ) {
|
|
|
|
my $jwt = $response->decoded_content;
|
|
|
|
return unless $self->verifyJWTSignature( $op, $jwt );
|
|
|
|
my $jwt_parts = $self->extractJWT($jwt);
|
|
|
|
return $jwt_parts->[1];
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
# Convert JSON to HashRef
|
|
|
|
# @return HashRef JSON decoded content
|
2016-12-30 08:03:48 +01:00
|
|
|
# TODO: remove this
|
2016-12-29 21:34:46 +01:00
|
|
|
sub decodeJSON {
|
|
|
|
my ( $self, $json ) = @_;
|
|
|
|
my $json_hash;
|
|
|
|
|
|
|
|
eval { $json_hash = from_json $json; };
|
|
|
|
|
|
|
|
if ($@) {
|
|
|
|
$json_hash->{error} = "parse_error";
|
|
|
|
}
|
|
|
|
|
|
|
|
return $json_hash;
|
|
|
|
}
|
|
|
|
|
|
|
|
# Try to recover the OpenID Connect session corresponding to id and return session
|
|
|
|
# If id is set to undef, return a new session
|
|
|
|
# @return Lemonldap::NG::Common::Session object
|
|
|
|
sub getOpenIDConnectSession {
|
|
|
|
my ( $self, $id ) = @_;
|
|
|
|
|
|
|
|
my $oidcSession = Lemonldap::NG::Common::Session->new(
|
|
|
|
{
|
|
|
|
storageModule => $self->conf->{oidcStorage},
|
|
|
|
storageModuleOptions => $self->conf->{oidcStorageOptions},
|
|
|
|
cacheModule => $self->conf->{localSessionStorage},
|
|
|
|
cacheModuleOptions => $self->conf->{localSessionStorageOptions},
|
|
|
|
id => $id,
|
|
|
|
kind => "OpenIDConnect",
|
|
|
|
}
|
|
|
|
);
|
|
|
|
|
|
|
|
if ( $oidcSession->error ) {
|
|
|
|
if ($id) {
|
|
|
|
$self->p->userInfo("OpenIDConnect session $id isn't yet available");
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
$self->lmLog( "Unable to create new OpenIDConnect session",
|
|
|
|
'error' );
|
|
|
|
$self->lmLog( $oidcSession->error, 'error' );
|
|
|
|
}
|
|
|
|
return undef;
|
|
|
|
}
|
|
|
|
|
|
|
|
return $oidcSession;
|
|
|
|
}
|
|
|
|
|
|
|
|
# Store information in state database and return
|
|
|
|
# corresponding session_id
|
|
|
|
# @return State Session ID
|
|
|
|
sub storeState {
|
2017-01-01 10:43:48 +01:00
|
|
|
my ( $self, $req, @data ) = @_;
|
2016-12-29 21:34:46 +01:00
|
|
|
|
|
|
|
# check if there are data to store
|
|
|
|
my $infos;
|
|
|
|
foreach (@data) {
|
2017-01-01 10:43:48 +01:00
|
|
|
$infos->{$_} = $req->{$_} if $req->{$_};
|
|
|
|
$infos->{"datas_$_"} = $req->datas->{$_} if $req->datas->{$_};
|
2016-12-29 21:34:46 +01:00
|
|
|
}
|
|
|
|
return unless ($infos);
|
|
|
|
|
|
|
|
# Create state session
|
|
|
|
my $stateSession = $self->getOpenIDConnectSession();
|
|
|
|
|
|
|
|
return unless $stateSession;
|
|
|
|
|
|
|
|
# Session type
|
|
|
|
$infos->{_type} = "state";
|
|
|
|
|
|
|
|
# Set _utime for session autoremove
|
|
|
|
# Use default session timeout and relayState session timeout to compute it
|
|
|
|
my $time = time();
|
|
|
|
my $timeout = $self->conf->{timeout};
|
|
|
|
my $stateTimeout = $self->conf->{oidcRPStateTimeout} || $timeout;
|
|
|
|
|
|
|
|
$infos->{_utime} = $time + ( $stateTimeout - $timeout );
|
|
|
|
|
|
|
|
# Store infos in state session
|
|
|
|
$stateSession->update($infos);
|
|
|
|
|
|
|
|
# Return session ID
|
|
|
|
return $stateSession->id;
|
|
|
|
}
|
|
|
|
|
|
|
|
# Extract state information into $self
|
|
|
|
sub extractState {
|
2016-12-30 08:03:48 +01:00
|
|
|
my ( $self, $req, $state ) = @_;
|
2016-12-29 21:34:46 +01:00
|
|
|
|
|
|
|
return 0 unless $state;
|
|
|
|
|
|
|
|
# Open state session
|
|
|
|
my $stateSession = $self->getOpenIDConnectSession($state);
|
|
|
|
|
|
|
|
return 0 unless $stateSession;
|
|
|
|
|
|
|
|
# Push values in $self
|
|
|
|
foreach ( keys %{ $stateSession->data } ) {
|
2017-01-01 10:43:48 +01:00
|
|
|
next if $_ =~ /(type|_session_id|_session_kind|_utime)/;
|
|
|
|
my $tmp = $stateSession->data->{$_};
|
|
|
|
if (s/^datas_//) {
|
|
|
|
$req->datas->{$_} = $tmp;
|
|
|
|
}
|
|
|
|
elsif ( $req->can($_) ) {
|
|
|
|
$req->$_($tmp);
|
2016-12-30 08:03:48 +01:00
|
|
|
}
|
|
|
|
else {
|
2017-01-01 10:43:48 +01:00
|
|
|
$self->lmLog( "Unknown request property $_, skipping", 'warn' );
|
2016-12-30 08:03:48 +01:00
|
|
|
}
|
2016-12-29 21:34:46 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
# Delete state session
|
|
|
|
if ( $stateSession->remove ) {
|
|
|
|
$self->lmLog( "State $state was deleted", 'debug' );
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
$self->lmLog( "Unable to delete state $state", 'error' );
|
|
|
|
$self->lmLog( $stateSession->error, 'error' );
|
|
|
|
}
|
|
|
|
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
# Extract parts of a JWT
|
|
|
|
# @return arrayref JWT parts
|
|
|
|
sub extractJWT {
|
|
|
|
my ( $self, $jwt ) = @_;
|
|
|
|
|
|
|
|
my @jwt_parts = split( /\./, $jwt );
|
|
|
|
|
|
|
|
return \@jwt_parts;
|
|
|
|
}
|
|
|
|
|
|
|
|
# Check signature of a JWT
|
|
|
|
# @return boolean 1 if signature is verified, 0 else
|
|
|
|
sub verifyJWTSignature {
|
|
|
|
my ( $self, $jwt, $op, $rp ) = @_;
|
|
|
|
|
|
|
|
$self->lmLog( "Verification of JWT signature: $jwt", 'debug' );
|
|
|
|
|
|
|
|
# Extract JWT parts
|
|
|
|
my $jwt_parts = $self->extractJWT($jwt);
|
|
|
|
|
|
|
|
# Read header
|
|
|
|
my $jwt_header_part = $jwt_parts->[0];
|
|
|
|
my $jwt_header_hash =
|
|
|
|
$self->decodeJSON( decode_base64url($jwt_header_part) );
|
|
|
|
|
|
|
|
# Get signature algorithm
|
|
|
|
my $alg = $jwt_header_hash->{alg};
|
|
|
|
|
|
|
|
$self->lmLog( "JWT signature algorithm: $alg", 'debug' );
|
|
|
|
|
|
|
|
if ( $alg eq "none" ) {
|
|
|
|
|
|
|
|
# If none alg, signature should be empty
|
|
|
|
if ( $jwt_parts->[2] ) {
|
|
|
|
$self->lmLog(
|
|
|
|
"Signature "
|
|
|
|
. $jwt_parts->[2]
|
|
|
|
. " is present but algorithm is 'none'",
|
|
|
|
'debug'
|
|
|
|
);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
if ( $alg eq "HS256" or $alg eq "HS384" or $alg eq "HS512" ) {
|
|
|
|
|
|
|
|
# Check signature with client secret
|
|
|
|
my $client_secret;
|
|
|
|
$client_secret =
|
|
|
|
$self->conf->{oidcOPMetaDataOptions}->{$op}
|
|
|
|
->{oidcOPMetaDataOptionsClientSecret}
|
|
|
|
if ($op);
|
|
|
|
$client_secret =
|
|
|
|
$self->conf->{oidcRPMetaDataOptions}->{$rp}
|
|
|
|
->{oidcRPMetaDataOptionsClientSecret}
|
|
|
|
if ($rp);
|
|
|
|
|
|
|
|
my $digest;
|
|
|
|
|
|
|
|
if ( $alg eq "HS256" ) {
|
|
|
|
$digest =
|
|
|
|
hmac_sha256_base64( $jwt_parts->[0] . "." . $jwt_parts->[1],
|
|
|
|
$client_secret );
|
|
|
|
}
|
|
|
|
|
|
|
|
if ( $alg eq "HS384" ) {
|
|
|
|
$digest =
|
|
|
|
hmac_sha384_base64( $jwt_parts->[0] . "." . $jwt_parts->[1],
|
|
|
|
$client_secret );
|
|
|
|
}
|
|
|
|
|
|
|
|
if ( $alg eq "HS512" ) {
|
|
|
|
$digest =
|
|
|
|
hmac_sha512_base64( $jwt_parts->[0] . "." . $jwt_parts->[1],
|
|
|
|
$client_secret );
|
|
|
|
}
|
|
|
|
|
|
|
|
# Convert + and / to get Base64 URL valid (RFC 4648)
|
|
|
|
$digest =~ s/\+/-/g;
|
|
|
|
$digest =~ s/\//_/g;
|
|
|
|
|
|
|
|
unless ( $digest eq $jwt_parts->[2] ) {
|
|
|
|
$self->lmLog(
|
|
|
|
"Digest $digest not equal to signature " . $jwt_parts->[2],
|
|
|
|
'debug' );
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
if ( $alg eq "RS256" or $alg eq "RS384" or $alg eq "RS512" ) {
|
|
|
|
|
|
|
|
if ($rp) {
|
|
|
|
$self->lmLog( "Algorithm $alg not supported", 'debug' );
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
# The public key is needed
|
|
|
|
unless ( $self->oidcOPList->{$op}->{jwks} ) {
|
|
|
|
$self->lmLog( "Cannot verify $alg signature: no JWKS data found",
|
|
|
|
'error' );
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
my $keys = $self->oidcOPList->{$op}->{jwks}->{keys};
|
|
|
|
my $key_hash;
|
|
|
|
|
|
|
|
# Find Key ID associated with signature
|
|
|
|
my $kid = $jwt_header_hash->{kid};
|
|
|
|
|
|
|
|
if ($kid) {
|
|
|
|
$self->lmLog( "Search key with id $kid", 'debug' );
|
|
|
|
foreach (@$keys) {
|
|
|
|
if ( $_->{kid} eq $kid ) {
|
|
|
|
$key_hash = $_;
|
|
|
|
last;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
$key_hash = shift @$keys;
|
|
|
|
}
|
|
|
|
|
|
|
|
unless ($key_hash) {
|
|
|
|
$self->lmLog( "No key found in JWKS data", 'error' );
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
$self->lmLog( "Found public key parameter n: " . $key_hash->{n},
|
|
|
|
'debug' );
|
|
|
|
$self->lmLog( "Found public key parameter e: " . $key_hash->{e},
|
|
|
|
'debug' );
|
|
|
|
|
|
|
|
# Create public key
|
|
|
|
my $n =
|
|
|
|
Crypt::OpenSSL::Bignum->new_from_bin(
|
|
|
|
decode_base64url( $key_hash->{n} ) );
|
|
|
|
my $e =
|
|
|
|
Crypt::OpenSSL::Bignum->new_from_bin(
|
|
|
|
decode_base64url( $key_hash->{e} ) );
|
|
|
|
|
|
|
|
my $public_key = Crypt::OpenSSL::RSA->new_key_from_parameters( $n, $e );
|
|
|
|
|
|
|
|
if ( $alg eq "RS256" ) {
|
|
|
|
$public_key->use_sha256_hash;
|
|
|
|
}
|
|
|
|
|
|
|
|
if ( $alg eq "RS384" ) {
|
|
|
|
$public_key->use_sha384_hash;
|
|
|
|
}
|
|
|
|
|
|
|
|
if ( $alg eq "RS512" ) {
|
|
|
|
$public_key->use_sha512_hash;
|
|
|
|
}
|
|
|
|
|
|
|
|
return $public_key->verify(
|
|
|
|
$jwt_parts->[0] . "." . $jwt_parts->[1],
|
|
|
|
decode_base64url( $jwt_parts->[2] )
|
|
|
|
);
|
|
|
|
}
|
|
|
|
|
|
|
|
# Other algorithms not managed
|
|
|
|
$self->lmLog( "Algorithm $alg not known", 'debug' );
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
### HERE
|
|
|
|
|
|
|
|
# Check value hash
|
|
|
|
# @param value Value
|
|
|
|
# @param hash Hash
|
|
|
|
# @param id_token ID Token
|
|
|
|
# @return boolean 1 if hash is verified, 0 else
|
|
|
|
sub verifyHash {
|
|
|
|
my ( $self, $value, $hash, $id_token ) = @_;
|
|
|
|
|
|
|
|
$self->lmLog( "Verification of value $value with hash $hash", 'debug' );
|
|
|
|
|
|
|
|
# Extract ID token parts
|
|
|
|
my $jwt_parts = $self->extractJWT($id_token);
|
|
|
|
|
|
|
|
# Read header
|
|
|
|
my $jwt_header_part = $jwt_parts->[0];
|
|
|
|
my $jwt_header_hash =
|
|
|
|
$self->decodeJSON( decode_base64url($jwt_header_part) );
|
|
|
|
|
|
|
|
# Get signature algorithm
|
|
|
|
my $alg = $jwt_header_hash->{alg};
|
|
|
|
|
|
|
|
$self->lmLog( "ID Token signature algorithm: $alg", 'debug' );
|
|
|
|
|
|
|
|
if ( $alg eq "none" ) {
|
|
|
|
|
|
|
|
# Not supported
|
|
|
|
$self->lmLog( "Cannot check hash without signature algorithm",
|
|
|
|
'debug' );
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
if ( $alg =~ /(?:\w{2})(\d{3})/ ) {
|
|
|
|
|
|
|
|
# Hash Level
|
|
|
|
my $hash_level = $1;
|
|
|
|
|
|
|
|
$self->lmLog( "Use SHA $hash_level to check hash", 'debug' );
|
|
|
|
|
|
|
|
my $cHash = $self->createHash( $value, $hash_level );
|
|
|
|
|
|
|
|
# Compare values
|
|
|
|
unless ( $cHash eq $hash ) {
|
|
|
|
$self->lmLog( "Hash $hash not equal to hash $cHash", 'debug' );
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
# Other algorithms not managed
|
|
|
|
$self->lmLog( "Algorithm $alg not known", 'debug' );
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
# Create Hash
|
|
|
|
# @param value Value to hash
|
|
|
|
# @param hash_level SHA Hash level
|
|
|
|
# @return String hash
|
|
|
|
sub createHash {
|
|
|
|
my ( $self, $value, $hash_level ) = @_;
|
|
|
|
|
|
|
|
$self->lmLog( "Use SHA $hash_level to hash $value", 'debug' );
|
|
|
|
|
|
|
|
my $hash;
|
|
|
|
|
|
|
|
if ( $hash_level eq "256" ) { $hash = sha256($value); }
|
|
|
|
if ( $hash_level eq "384" ) { $hash = sha384($value); }
|
|
|
|
if ( $hash_level eq "512" ) { $hash = sha512($value); }
|
|
|
|
|
|
|
|
$hash = substr( $hash, 0, length($hash) / 2 );
|
|
|
|
$hash = encode_base64url( $hash, "" );
|
|
|
|
|
|
|
|
return $hash;
|
|
|
|
}
|
|
|
|
|
|
|
|
# Create error redirection
|
|
|
|
# @param redirect_url Redirection URL
|
|
|
|
# @param error Error code
|
|
|
|
# @param error_description Human-readable ASCII encoded text description of the error
|
|
|
|
# @param error_uri URI of a web page that includes additional information about the error
|
|
|
|
# @param state OAuth 2.0 state value
|
|
|
|
# @param fragment Set to true to return fragment component
|
|
|
|
# @return void
|
|
|
|
sub returnRedirectError {
|
|
|
|
my ( $self, $req, $redirect_url, $error, $error_description, $error_uri,
|
|
|
|
$state, $fragment )
|
|
|
|
= @_;
|
|
|
|
|
|
|
|
my $urldc =
|
|
|
|
$redirect_url
|
|
|
|
. ( $fragment ? '#' : $redirect_url =~ /\?/ ? '&' : '?' )
|
2017-01-04 17:36:54 +01:00
|
|
|
. build_urlencoded(
|
|
|
|
error => $error,
|
|
|
|
(
|
|
|
|
defined $error_description
|
|
|
|
? ( error_description => $error_description )
|
|
|
|
: ()
|
|
|
|
),
|
|
|
|
( defined $error_uri ? ( error_uri => $error_uri ) : () ),
|
|
|
|
( defined $state ? ( state => $state ) : () )
|
|
|
|
);
|
2016-12-31 08:57:24 +01:00
|
|
|
$req->urldc($urldc);
|
2017-01-04 17:36:54 +01:00
|
|
|
return PE_REDIRECT;
|
2016-12-29 21:34:46 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
#sub returnJSONStatus {
|
|
|
|
#my ( $self, $req, $content, $status_code ) = @_;
|
|
|
|
# replace this call by $self->p->sendJSONresponse($req,$content,code=>$status_code)
|
|
|
|
|
|
|
|
#sub returnJSONError {
|
|
|
|
#my ( $self, $error ) = @_;
|
|
|
|
#replace this by $self->p->sendError($req, $error,400);
|
|
|
|
|
|
|
|
#sub returnJSON {
|
|
|
|
#my ( $self, $content ) = @_;
|
|
|
|
#replace this call by $self->p->sendJSONresponse($req,$content)
|
|
|
|
|
|
|
|
# Return Bearer error
|
|
|
|
# @param error_code Error code
|
|
|
|
# @param error_message Error message
|
|
|
|
# @return GI response
|
|
|
|
sub returnBearerError {
|
|
|
|
my ( $self, $error_code, $error_message ) = @_;
|
|
|
|
|
|
|
|
# TODO: verify this
|
|
|
|
return [
|
|
|
|
401,
|
|
|
|
[
|
|
|
|
'WWW-Authenticate' =>
|
|
|
|
"error=$error_code,error_description=$error_message"
|
|
|
|
],
|
2017-01-03 18:23:34 +01:00
|
|
|
[]
|
2016-12-29 21:34:46 +01:00
|
|
|
];
|
|
|
|
}
|
|
|
|
|
|
|
|
# Get Client ID and Client Secret
|
|
|
|
# @return array (client_id, client_secret)
|
|
|
|
sub getEndPointAuthenticationCredentials {
|
|
|
|
my ( $self, $req ) = @_;
|
|
|
|
my ( $client_id, $client_secret );
|
|
|
|
|
|
|
|
my $authorization = $req->authorization;
|
2017-01-01 10:43:48 +01:00
|
|
|
if ( $authorization and $authorization =~ /^Basic (\w+)/i ) {
|
2016-12-29 21:34:46 +01:00
|
|
|
$self->lmLog( "Method client_secret_basic used", 'debug' );
|
|
|
|
eval {
|
2017-01-09 13:55:04 +01:00
|
|
|
( $client_id, $client_secret ) =
|
|
|
|
split( /:/, decode_base64($1) );
|
2016-12-29 21:34:46 +01:00
|
|
|
};
|
|
|
|
$self->lmLog( "Bad authentication header: $@", 'error' ) if ($@);
|
|
|
|
}
|
|
|
|
elsif ( $req->param('client_id') and $req->param('client_secret') ) {
|
|
|
|
$self->lmLog( "Method client_secret_post used", 'debug' );
|
|
|
|
$client_id = $req->param('client_id');
|
|
|
|
$client_secret = $req->param('client_secret');
|
|
|
|
}
|
|
|
|
|
|
|
|
return ( $client_id, $client_secret );
|
|
|
|
}
|
|
|
|
|
|
|
|
# Get Access Token
|
|
|
|
# @return access_token
|
|
|
|
sub getEndPointAccessToken {
|
|
|
|
my ( $self, $req ) = @_;
|
|
|
|
my $access_token;
|
|
|
|
|
|
|
|
my $authorization = $req->authorization;
|
|
|
|
if ( $authorization =~ /^Bearer (\w+)/i ) {
|
|
|
|
$self->lmLog( "Bearer access token", 'debug' );
|
|
|
|
$access_token = $1;
|
|
|
|
}
|
|
|
|
elsif ( $access_token = $req->param('access_token') ) {
|
|
|
|
$self->lmLog( "GET/POST access token", 'debug' );
|
|
|
|
}
|
|
|
|
|
|
|
|
return $access_token;
|
|
|
|
}
|
|
|
|
|
|
|
|
# Return list of attributes authorized for a claim
|
|
|
|
# @param rp RP name
|
|
|
|
# @param claim Claim
|
|
|
|
# @return arrayref attributes list
|
|
|
|
sub getAttributesListFromClaim {
|
|
|
|
my ( $self, $rp, $claim ) = @_;
|
|
|
|
return $self->rpAttributes->{$rp}->{$claim};
|
|
|
|
}
|
|
|
|
|
|
|
|
# Return Hash of UserInfo data
|
|
|
|
# @param scope OIDC scope
|
|
|
|
# @param rp Internal Relying Party identifier
|
|
|
|
# @param user_session_id User session identifier
|
|
|
|
# @return hashref UserInfo data
|
|
|
|
sub buildUserInfoResponse {
|
|
|
|
my ( $self, $scope, $rp, $user_session_id ) = @_;
|
|
|
|
my $userinfo_response = {};
|
|
|
|
|
|
|
|
# Get user identifier
|
2017-01-24 06:10:57 +01:00
|
|
|
my $apacheSession = $self->p->getApacheSession($user_session_id);
|
2016-12-29 21:34:46 +01:00
|
|
|
|
|
|
|
unless ($apacheSession) {
|
|
|
|
$self->lmLog( "Unable to find user session", "error" );
|
|
|
|
return undef;
|
|
|
|
}
|
|
|
|
my $user_id_attribute =
|
|
|
|
$self->conf->{oidcRPMetaDataOptions}->{$rp}
|
|
|
|
->{oidcRPMetaDataOptionsUserIDAttr}
|
|
|
|
|| $self->conf->{whatToTrace};
|
|
|
|
my $user_id = $apacheSession->data->{$user_id_attribute};
|
|
|
|
|
|
|
|
$self->lmLog( "Found corresponding user: $user_id", 'debug' );
|
|
|
|
|
|
|
|
$userinfo_response->{sub} = $user_id;
|
|
|
|
|
|
|
|
# Parse scope and return allowed attributes
|
|
|
|
foreach my $claim ( split( /\s/, $scope ) ) {
|
|
|
|
next if ( $claim eq "openid" );
|
|
|
|
$self->lmLog( "Get attributes linked to claim $claim", 'debug' );
|
|
|
|
my $list = $self->getAttributesListFromClaim( $rp, $claim );
|
|
|
|
next unless $list;
|
|
|
|
foreach my $attribute (@$list) {
|
|
|
|
my $session_key =
|
|
|
|
$self->conf->{oidcRPMetaDataExportedVars}->{$rp}->{$attribute};
|
|
|
|
if ($session_key) {
|
|
|
|
my $session_value = $apacheSession->data->{$session_key};
|
|
|
|
utf8::decode($session_value);
|
|
|
|
|
|
|
|
# Address is a JSON object
|
|
|
|
if ( $claim eq "address" ) {
|
|
|
|
$userinfo_response->{address}->{$attribute} =
|
|
|
|
$session_value;
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
$userinfo_response->{$attribute} = $session_value;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return $userinfo_response;
|
|
|
|
}
|
|
|
|
|
|
|
|
# Return JWT
|
|
|
|
# @param payload JWT content
|
|
|
|
# @param alg Signature algorithm
|
|
|
|
# @param rp Internal Relying Party identifier
|
|
|
|
# @return String jwt JWT
|
|
|
|
sub createJWT {
|
|
|
|
my ( $self, $payload, $alg, $rp ) = @_;
|
|
|
|
|
|
|
|
# Payload encoding
|
|
|
|
my $jwt_payload = encode_base64( to_json($payload), "" );
|
|
|
|
|
|
|
|
# JWT header
|
|
|
|
my $jwt_header_hash = { typ => "JWT", alg => $alg };
|
|
|
|
$jwt_header_hash->{kid} = $self->conf->{oidcServiceKeyIdSig}
|
|
|
|
if $self->conf->{oidcServiceKeyIdSig};
|
|
|
|
my $jwt_header = encode_base64( to_json($jwt_header_hash), "" );
|
|
|
|
|
|
|
|
if ( $alg eq "none" ) {
|
|
|
|
|
|
|
|
return $jwt_header . "." . $jwt_payload;
|
|
|
|
}
|
|
|
|
|
|
|
|
if ( $alg eq "HS256" or $alg eq "HS384" or $alg eq "HS512" ) {
|
|
|
|
|
|
|
|
# Sign with client secret
|
|
|
|
my $client_secret =
|
|
|
|
$self->conf->{oidcRPMetaDataOptions}->{$rp}
|
|
|
|
->{oidcRPMetaDataOptionsClientSecret};
|
|
|
|
|
|
|
|
my $digest;
|
|
|
|
|
|
|
|
if ( $alg eq "HS256" ) {
|
|
|
|
$digest = hmac_sha256_base64( $jwt_header . "." . $jwt_payload,
|
|
|
|
$client_secret );
|
|
|
|
}
|
|
|
|
|
|
|
|
if ( $alg eq "HS384" ) {
|
|
|
|
$digest = hmac_sha384_base64( $jwt_header . "." . $jwt_payload,
|
|
|
|
$client_secret );
|
|
|
|
}
|
|
|
|
|
|
|
|
if ( $alg eq "HS512" ) {
|
|
|
|
$digest = hmac_sha512_base64( $jwt_header . "." . $jwt_payload,
|
|
|
|
$client_secret );
|
|
|
|
}
|
|
|
|
|
|
|
|
# Convert + and / to get Base64 URL valid (RFC 4648)
|
|
|
|
$digest =~ s/\+/-/g;
|
|
|
|
$digest =~ s/\//_/g;
|
|
|
|
|
|
|
|
return $jwt_header . "." . $jwt_payload . "." . $digest;
|
|
|
|
}
|
|
|
|
|
|
|
|
elsif ( $alg eq "RS256" or $alg eq "RS384" or $alg eq "RS512" ) {
|
|
|
|
|
|
|
|
# Get signing private key
|
|
|
|
my $priv_key = $self->conf->{oidcServicePrivateKeySig};
|
|
|
|
my $rsa_priv = Crypt::OpenSSL::RSA->new_private_key($priv_key);
|
|
|
|
|
|
|
|
if ( $alg eq "RS256" ) {
|
|
|
|
$rsa_priv->use_sha256_hash;
|
|
|
|
}
|
|
|
|
|
|
|
|
if ( $alg eq "RS384" ) {
|
|
|
|
$rsa_priv->use_sha384_hash;
|
|
|
|
}
|
|
|
|
|
|
|
|
if ( $alg eq "RS512" ) {
|
|
|
|
$rsa_priv->use_sha512_hash;
|
|
|
|
}
|
|
|
|
|
|
|
|
my $digest = encode_base64url(
|
|
|
|
$rsa_priv->sign( $jwt_header . "." . $jwt_payload ) );
|
|
|
|
|
|
|
|
return $jwt_header . "." . $jwt_payload . "." . $digest;
|
|
|
|
}
|
|
|
|
|
|
|
|
$self->lmLog( "Algorithm $alg not supported to sign JWT", 'debug' );
|
|
|
|
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
# Return ID Token
|
|
|
|
# @param payload ID Token content
|
|
|
|
# @param rp Internal Relying Party identifier
|
|
|
|
# @return String id_token ID Token as JWT
|
|
|
|
sub createIDToken {
|
|
|
|
my ( $self, $payload, $rp ) = @_;
|
|
|
|
|
|
|
|
# Get signature algorithm
|
|
|
|
my $alg = $self->conf->{oidcRPMetaDataOptions}->{$rp}
|
|
|
|
->{oidcRPMetaDataOptionsIDTokenSignAlg};
|
|
|
|
$self->lmLog( "ID Token signature algorithm: $alg", 'debug' );
|
|
|
|
|
|
|
|
return $self->createJWT( $payload, $alg, $rp );
|
|
|
|
}
|
|
|
|
|
|
|
|
# Return flow type
|
|
|
|
# @param response_type Response type
|
|
|
|
# @return String flow
|
|
|
|
sub getFlowType {
|
|
|
|
my ( $self, $response_type ) = @_;
|
|
|
|
|
|
|
|
return {
|
|
|
|
"code" => "authorizationcode",
|
|
|
|
"id_token" => "implicit",
|
|
|
|
"id_token token" => "implicit",
|
|
|
|
"code id_token" => "hybrid",
|
|
|
|
"code token" => "hybrid",
|
|
|
|
"code id_token token" => "hybrid",
|
|
|
|
}->{$response_type};
|
|
|
|
}
|
|
|
|
|
|
|
|
# Return sub field of an ID Token
|
|
|
|
# @param id_token ID Token
|
|
|
|
# @return String sub
|
|
|
|
sub getIDTokenSub {
|
|
|
|
my ( $self, $id_token ) = @_;
|
|
|
|
my $payload = $self->getJWTJSONData($id_token);
|
|
|
|
return $payload->{sub};
|
|
|
|
}
|
|
|
|
|
|
|
|
# Return payload of a JWT as Hash ref
|
|
|
|
# @param jwt JWT
|
|
|
|
# @return HashRef payload
|
|
|
|
sub getJWTJSONData {
|
|
|
|
my ( $self, $jwt ) = @_;
|
|
|
|
my $jwt_parts = $self->extractJWT($jwt);
|
|
|
|
return from_json( decode_base64url( $jwt_parts->[1] ) );
|
|
|
|
}
|
|
|
|
|
|
|
|
# Return JWKS representation of a key
|
|
|
|
# @param key Raw key
|
|
|
|
# @return HashRef JWKS key
|
|
|
|
sub key2jwks {
|
|
|
|
my ( $self, $key ) = @_;
|
|
|
|
|
|
|
|
my $rsa_pub = Crypt::OpenSSL::RSA->new_public_key($key);
|
|
|
|
my @params = $rsa_pub->get_key_parameters();
|
|
|
|
|
|
|
|
return {
|
|
|
|
n => encode_base64url( $params[0]->to_bin(), "" ),
|
|
|
|
e => encode_base64url( $params[1]->to_bin(), "" ),
|
|
|
|
};
|
|
|
|
}
|
|
|
|
|
|
|
|
# Build Logout Request URI
|
|
|
|
# @param redirect_uri Redirect URI
|
|
|
|
# @param id_token_hint ID Token
|
|
|
|
# @param post_logout_redirect_uri Callback URI
|
|
|
|
# @param state State
|
|
|
|
# return String Logout URI
|
|
|
|
sub buildLogoutRequest {
|
|
|
|
my ( $self, $redirect_uri, @args ) = @_;
|
|
|
|
|
|
|
|
my @tab = (qw(id_token_hint post_logout_redirect_uri state));
|
|
|
|
my @prms;
|
|
|
|
for ( my $i = 0 ; $i < 3 ; $i++ ) {
|
2017-01-04 17:36:54 +01:00
|
|
|
push @prms, $tab[$i], $args[$i]
|
2016-12-29 21:34:46 +01:00
|
|
|
if defined( $args[$i] );
|
|
|
|
}
|
|
|
|
my $response_url = $redirect_uri;
|
2017-01-04 17:36:54 +01:00
|
|
|
$response_url .=
|
|
|
|
( $response_url =~ /\?/ ? '&' : '?' ) . build_urlencoded(@prms)
|
2016-12-29 21:34:46 +01:00
|
|
|
if (@prms);
|
|
|
|
return $response_url;
|
|
|
|
}
|
|
|
|
|
|
|
|
# Build Logout Response URI
|
|
|
|
# @param redirect_uri Redirect URI
|
|
|
|
# @param state State
|
|
|
|
# return String Logout URI
|
|
|
|
sub buildLogoutResponse {
|
|
|
|
my ( $self, $redirect_uri, $state ) = @_;
|
|
|
|
|
|
|
|
my $response_url = $redirect_uri;
|
|
|
|
|
|
|
|
if ($state) {
|
|
|
|
$response_url .= ( $redirect_uri =~ /\?/ ? '&' : '?' );
|
2017-01-04 17:36:54 +01:00
|
|
|
$response_url .= build_urlencoded( state => $state );
|
2016-12-29 21:34:46 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
return $response_url;
|
|
|
|
}
|
|
|
|
|
|
|
|
# Create session_state parameter
|
|
|
|
# @param session_id Session ID
|
|
|
|
# @param client_id CLient ID
|
|
|
|
# return String Session state
|
|
|
|
sub createSessionState {
|
|
|
|
my ( $self, $session_id, $client_id ) = @_;
|
|
|
|
|
2017-01-09 13:55:04 +01:00
|
|
|
my $salt =
|
|
|
|
encode_base64url( $self->conf->{cipher}->encrypt($client_id) );
|
2016-12-29 21:34:46 +01:00
|
|
|
my $data = $client_id . " " . $session_id . " " . $salt;
|
|
|
|
|
|
|
|
my $hash = sha256_base64($data);
|
|
|
|
while ( length($hash) % 4 ) {
|
|
|
|
$hash .= '=';
|
|
|
|
}
|
|
|
|
|
|
|
|
my $session_state = $hash . "." . $salt;
|
|
|
|
|
|
|
|
return $session_state;
|
|
|
|
}
|
|
|
|
|
|
|
|
# Get request JWT from request uri
|
|
|
|
# @param request_uri request uri
|
|
|
|
# return String request JWT
|
|
|
|
sub getRequestJWT {
|
|
|
|
my ( $self, $request_uri ) = @_;
|
|
|
|
|
|
|
|
my $response = $self->ua->get($request_uri);
|
|
|
|
|
|
|
|
if ( $response->is_error ) {
|
|
|
|
$self->lmLog( "Unable to get request JWT on $request_uri", 'error' );
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
return $response->decoded_content;
|
|
|
|
}
|
|
|
|
|
|
|
|
### Import encode_base64url and decode_base64url from recent MIME::Base64 module:
|
|
|
|
sub encode_base64url {
|
|
|
|
my $e = encode_base64( shift, '' );
|
|
|
|
$e =~ s/=+\z//;
|
|
|
|
$e =~ tr[+/][-_];
|
|
|
|
return $e;
|
|
|
|
}
|
|
|
|
|
|
|
|
sub decode_base64url {
|
|
|
|
my $s = shift;
|
|
|
|
$s =~ tr[-_][+/];
|
|
|
|
$s .= '=' while length($s) % 4;
|
|
|
|
return decode_base64($s);
|
|
|
|
}
|
|
|
|
|
|
|
|
1;
|
|
|
|
|
|
|
|
__END__
|
|
|
|
|
|
|
|
=head1 NAME
|
|
|
|
|
|
|
|
=encoding utf8
|
|
|
|
|
2016-12-30 08:03:48 +01:00
|
|
|
Lemonldap::NG::Portal::Lib::OpenIDConnect - Common OpenIDConnect functions
|
2016-12-29 21:34:46 +01:00
|
|
|
|
|
|
|
=head1 SYNOPSIS
|
|
|
|
|
2016-12-30 08:03:48 +01:00
|
|
|
use Lemonldap::NG::Portal::Lib::OpenIDConnect;
|
2016-12-29 21:34:46 +01:00
|
|
|
|
|
|
|
=head1 DESCRIPTION
|
|
|
|
|
|
|
|
This module contains common methods for OpenIDConnect authentication
|
|
|
|
and user information loading
|
|
|
|
|
|
|
|
=head1 METHODS
|
|
|
|
|
|
|
|
=head2 loadOPs
|
|
|
|
|
|
|
|
Load OpenID Connect Providers and JWKS data
|
|
|
|
|
|
|
|
=head2 loadRPs
|
|
|
|
|
|
|
|
Load OpenID Connect Relying Parties
|
|
|
|
|
|
|
|
=head2 refreshJWKSdata
|
|
|
|
|
|
|
|
Refresh JWKS data if needed
|
|
|
|
|
|
|
|
=head2 getRP
|
|
|
|
|
|
|
|
Get Relying Party corresponding to a Client ID
|
|
|
|
|
|
|
|
=head2 getCallbackUri
|
|
|
|
|
|
|
|
Compute callback URI
|
|
|
|
|
|
|
|
=head2 buildAuthorizationCodeAuthnRequest
|
|
|
|
|
|
|
|
Build Authentication Request URI for Authorization Code Flow
|
|
|
|
|
|
|
|
=head2 buildAuthorizationCodeAuthnResponse
|
|
|
|
|
|
|
|
Build Authentication Response URI for Authorization Code Flow
|
|
|
|
|
|
|
|
=head2 buildImplicitAuthnResponse
|
|
|
|
|
|
|
|
Build Authentication Response URI for Implicit Flow
|
|
|
|
|
|
|
|
=head2 buildHybridAuthnResponse
|
|
|
|
|
|
|
|
Build Authentication Response URI for Hybrid Flow
|
|
|
|
|
|
|
|
=head2 getAuthorizationCodeAccessToken
|
|
|
|
|
|
|
|
Get Token response with authorization code
|
|
|
|
|
|
|
|
=head2 checkTokenResponseValidity
|
|
|
|
|
|
|
|
Check validity of Token Response
|
|
|
|
|
|
|
|
=head2 getUserInfo
|
|
|
|
|
|
|
|
Get UserInfo response
|
|
|
|
|
|
|
|
=head2 decodeJSON
|
|
|
|
|
|
|
|
Convert JSON to HashRef
|
|
|
|
|
|
|
|
=head2 getOpenIDConnectSession
|
|
|
|
|
|
|
|
Try to recover the OpenID Connect session corresponding to id and return session
|
|
|
|
|
|
|
|
=head2 storeState
|
|
|
|
|
|
|
|
Store information in state database and return
|
|
|
|
|
|
|
|
=head2 extractState
|
|
|
|
|
|
|
|
Extract state information into $self
|
|
|
|
|
|
|
|
=head2 extractJWT
|
|
|
|
|
|
|
|
Extract parts of a JWT
|
|
|
|
|
|
|
|
=head2 verifyJWTSignature
|
|
|
|
|
|
|
|
Check signature of a JWT
|
|
|
|
|
|
|
|
=head2 verifyHash
|
|
|
|
|
|
|
|
Check value hash
|
|
|
|
|
|
|
|
=head2 createHash
|
|
|
|
|
|
|
|
Create Hash
|
|
|
|
|
|
|
|
=head2 returnBearerError
|
|
|
|
|
|
|
|
Return Bearer error
|
|
|
|
|
|
|
|
=head2 getEndPointAuthenticationCredentials
|
|
|
|
|
|
|
|
Get Client ID and Client Secret
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=head2 getEndPointAccessToken
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Get Access Token
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=head2 getAttributesListFromClaim
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Return list of attributes authorized for a claim
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=head2 buildUserInfoResponse
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Return Hash of UserInfo data
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=head2 createJWT
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Return JWT
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=head2 createIDToken
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Return ID Token
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=head2 getFlowType
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Return flow type
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=head2 getIDTokenSub
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Return sub field of an ID Token
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=head2 getJWTJSONData
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Return payload of a JWT as Hash ref
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=head2 key2jwks
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Return JWKS representation of a key
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=head2 buildLogoutRequest
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Build Logout Request URI
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=head2 buildLogoutResponse
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Build Logout Response URI
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=head1 SEE ALSO
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L<Lemonldap::NG::Portal::AuthOpenIDConnect>, L<Lemonldap::NG::Portal::UserDBOpenIDConnect>
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2017-01-04 21:51:46 +01:00
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=head1 AUTHORS
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2016-12-29 21:34:46 +01:00
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=over
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2017-01-04 21:51:46 +01:00
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=item LemonLDAP::NG team L<http://lemonldap-ng.org/team>
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2016-12-30 08:03:48 +01:00
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2016-12-29 21:34:46 +01:00
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=back
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=head1 BUG REPORT
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Use OW2 system to report bug or ask for features:
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L<http://jira.ow2.org>
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=head1 DOWNLOAD
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Lemonldap::NG is available at
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L<http://forge.objectweb.org/project/showfiles.php?group_id=274>
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=head1 COPYRIGHT AND LICENSE
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2017-01-04 21:51:46 +01:00
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See COPYING file for details.
|
2016-12-29 21:34:46 +01:00
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This library is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see L<http://www.gnu.org/licenses/>.
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=cut
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