1722 lines
48 KiB
Perl
1722 lines
48 KiB
Perl
## @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::_OpenIDConnect;
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use strict;
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use JSON;
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use MIME::Base64 qw/encode_base64 decode_base64/;
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use URI::Escape;
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use Digest::SHA
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qw/hmac_sha256_base64 hmac_sha384_base64 hmac_sha512_base64 sha256 sha384 sha512 sha256_base64 sha384_base64 sha512_base64/;
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use Crypt::OpenSSL::RSA;
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use Crypt::OpenSSL::Bignum;
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use utf8;
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use base qw(Lemonldap::NG::Portal::_Browser);
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our $VERSION = '1.9.0';
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our $oidcCache;
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BEGIN {
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eval {
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require threads::shared;
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threads::shared::share($oidcCache);
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};
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}
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## @method boolean loadOPs(boolean no_cache)
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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, $no_cache ) = @_;
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# Check cache
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unless ($no_cache) {
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if ( $oidcCache->{_oidcOPList} ) {
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$self->lmLog( "Load OPs from cache", 'debug' );
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$self->{_oidcOPList} = $oidcCache->{_oidcOPList};
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return 1;
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}
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}
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# Check presence of at least one identity provider in configuration
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unless ( $self->{oidcOPMetaDataJSON}
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and keys %{ $self->{oidcOPMetaDataJSON} } )
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{
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$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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$self->{_oidcOPList} = {};
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foreach ( keys %{ $self->{oidcOPMetaDataJSON} } ) {
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$self->{_oidcOPList}->{$_}->{conf} =
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$self->decodeJSON( $self->{oidcOPMetaDataJSON}->{$_} );
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$self->{_oidcOPList}->{$_}->{jwks} =
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$self->decodeJSON( $self->{oidcOPMetaDataJWKS}->{$_} );
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}
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$oidcCache->{_oidcOPList} = $self->{_oidcOPList};
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return 1;
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}
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## @method boolean loadRPs(boolean no_cache)
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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, $no_cache ) = @_;
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# Check cache
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unless ($no_cache) {
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if ( $oidcCache->{_oidcRPList} ) {
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$self->lmLog( "Load RPs from cache", 'debug' );
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$self->{_oidcRPList} = $oidcCache->{_oidcRPList};
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return 1;
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}
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}
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# Check presence of at least one relying party in configuration
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unless ( $self->{oidcRPMetaDataOptions}
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and keys %{ $self->{oidcRPMetaDataOptions} } )
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{
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$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} = $self->{oidcRPMetaDataOptions};
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$oidcCache->{_oidcRPList} = $self->{_oidcRPList};
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return 1;
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}
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## @method boolean refreshJWKSdata(boolean no_cache)
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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, $no_cache ) = @_;
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unless ( $self->{oidcOPMetaDataJSON}
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and keys %{ $self->{oidcOPMetaDataJSON} } )
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{
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$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->{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->{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} + $jwksTimeout > time )
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{
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$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}->{$_}->{jwks}->{time} = time;
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$oidcCache->{_oidcOPList}->{$_}->{jwks} = $content unless $no_cache;
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$oidcCache->{_oidcOPList}->{$_}->{jwks}->{time} = time unless $no_cache;
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}
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return 1;
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}
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## @method String getRP(String client_id)
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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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## @method String getCallbackUri()
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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 = shift;
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my $callback_get_param = $self->{oidcRPCallbackGetParam};
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my $callback_uri = $self->{portal};
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$callback_uri .=
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( $self->{portal} =~ /\?/ )
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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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if ( $self->param( $self->{authChoiceParam} ) ) {
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$callback_uri .= '&'
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. $self->{authChoiceParam} . '='
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. uri_escape( $self->param( $self->{authChoiceParam} ) );
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}
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$self->lmLog( "OpenIDConnect Callback URI: $callback_uri", 'debug' );
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return $callback_uri;
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}
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## @method String buildAuthorizationCodeAuthnRequest(String op, String state)
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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, $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->{oidcOPMetaDataOptions}->{$op}->{oidcOPMetaDataOptionsClientID};
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my $scope =
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$self->{oidcOPMetaDataOptions}->{$op}->{oidcOPMetaDataOptionsScope};
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my $use_nonce =
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$self->{oidcOPMetaDataOptions}->{$op}->{oidcOPMetaDataOptionsUseNonce};
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my $response_type = "code";
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my $redirect_uri = $self->getCallbackUri;
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my $display =
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$self->{oidcOPMetaDataOptions}->{$op}->{oidcOPMetaDataOptionsDisplay};
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my $prompt =
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$self->{oidcOPMetaDataOptions}->{$op}->{oidcOPMetaDataOptionsPrompt};
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my $max_age =
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$self->{oidcOPMetaDataOptions}->{$op}->{oidcOPMetaDataOptionsMaxAge};
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my $ui_locales =
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$self->{oidcOPMetaDataOptions}->{$op}->{oidcOPMetaDataOptionsUiLocales};
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my $acr_values =
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$self->{oidcOPMetaDataOptions}->{$op}->{oidcOPMetaDataOptionsAcrValues};
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my $nonce;
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if ($use_nonce) {
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my $nonceSession = $self->getOpenIDConnectSession();
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$nonceSession->update( { '_utime' => time } );
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$nonce = $nonceSession->id;
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}
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$client_id = uri_escape($client_id);
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$scope = uri_escape($scope);
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$response_type = uri_escape($response_type);
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$redirect_uri = uri_escape($redirect_uri);
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$state = uri_escape($state) if defined $state;
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$nonce = uri_escape($nonce) if defined $nonce;
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$display = uri_escape($display) if defined $display;
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$prompt = uri_escape($prompt) if defined $prompt;
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$max_age = uri_escape($max_age) if defined $max_age;
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$ui_locales = uri_escape($ui_locales) if defined $ui_locales;
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$acr_values = uri_escape($acr_values) if defined $acr_values;
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my $authn_uri = $authorize_uri;
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$authn_uri .= ( $authorize_uri =~ /\?/ ? '&' : '?' );
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$authn_uri .= "response_type=$response_type";
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$authn_uri .= "&client_id=$client_id";
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$authn_uri .= "&scope=$scope";
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$authn_uri .= "&redirect_uri=$redirect_uri";
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$authn_uri .= "&state=$state" if defined $state;
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$authn_uri .= "&nonce=$nonce" if defined $nonce;
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$authn_uri .= "&display=$display" if defined $display;
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$authn_uri .= "&prompt=$prompt" if defined $prompt;
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$authn_uri .= "&max_age=$max_age" if $max_age;
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$authn_uri .= "&ui_locales=$ui_locales" if defined $ui_locales;
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$authn_uri .= "&acr_values=$acr_values" if defined $acr_values;
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$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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## @method String buildAuthorizationCodeAuthnResponse(String redirect_uri, String code, String state, String session_state)
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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 = $redirect_uri;
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$response_url .= ( $redirect_uri =~ /\?/ ? '&' : '?' );
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$response_url .= "code=" . uri_escape($code);
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if ($state) {
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$response_url .= "&state=" . uri_escape($state);
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}
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if ($session_state) {
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$response_url .= "&session_state=" . uri_escape($session_state);
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}
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return $response_url;
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}
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## @method String buildImplicitAuthnResponse(String redirect_uri, String access_token, String id_token, String expires_in, String state, String session_state)
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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, $state,
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$session_state )
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= @_;
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my $response_url = $redirect_uri;
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$response_url .= "#id_token=" . uri_escape($id_token);
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if ($access_token) {
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$response_url .= "&access_token=" . uri_escape($access_token);
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$response_url .= "&token_type=bearer";
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}
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if ($expires_in) {
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$response_url .= "&expires_in=" . uri_escape($expires_in);
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}
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if ($state) {
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$response_url .= "&state=" . uri_escape($state);
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}
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if ($session_state) {
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$response_url .= "&session_state=" . uri_escape($session_state);
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}
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return $response_url;
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}
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## @method String buildHybridAuthnResponse(String redirect_uri, String code, String access_token, String id_token, String expires_in, String state, String session_state)
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# Build Authentication Response URI for Hybrid Flow
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# @param redirect_uri Redirect URI
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# @param code Code
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# @param access_token Access token
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# @param id_token ID token
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# @param expires_in Expiration of access token
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# @param state State
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# @param session_state Session state
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# return String Authentication Response URI
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sub buildHybridAuthnResponse {
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my (
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$self, $redirect_uri, $code, $access_token,
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$id_token, $expires_in, $state, $session_state
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) = @_;
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my $response_url = $redirect_uri;
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$response_url .= "#code=" . uri_escape($code);
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if ($access_token) {
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$response_url .= "&access_token=" . uri_escape($access_token);
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$response_url .= "&token_type=bearer";
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}
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if ($id_token) {
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$response_url .= "&id_token=" . uri_escape($id_token);
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}
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if ($expires_in) {
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$response_url .= "&expires_in=" . uri_escape($expires_in);
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}
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if ($state) {
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$response_url .= "&state=" . uri_escape($state);
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}
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if ($session_state) {
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$response_url .= "&session_state=" . uri_escape($session_state);
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}
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return $response_url;
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}
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## @method String getAuthorizationCodeAccessToken(String op, String code, String auth_method)
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# Get Token response with autorization code
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# @param op OpenIP Provider configuration key
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# @param code Code
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# @param auth_method Authentication Method
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# return String Token response decoded content
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sub getAuthorizationCodeAccessToken {
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my ( $self, $op, $code, $auth_method ) = @_;
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my $client_id =
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$self->{oidcOPMetaDataOptions}->{$op}->{oidcOPMetaDataOptionsClientID};
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my $client_secret =
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$self->{oidcOPMetaDataOptions}->{$op}
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->{oidcOPMetaDataOptionsClientSecret};
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my $redirect_uri = $self->getCallbackUri;
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my $access_token_uri =
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$self->{_oidcOPList}->{$op}->{conf}->{token_endpoint};
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my $grant_type = "authorization_code";
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$self->lmLog(
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"Using auth method $auth_method to token endpoint $access_token_uri",
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'debug' );
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my $response;
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my %form;
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if ( $auth_method eq "client_secret_basic" ) {
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$form{"code"} = $code;
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$form{"redirect_uri"} = $redirect_uri;
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$form{"grant_type"} = $grant_type;
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$response = $self->ua->post(
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$access_token_uri, \%form,
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"Authorization" => "Basic "
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. encode_base64("$client_id:$client_secret"),
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"Content-Type" => 'application/x-www-form-urlencoded',
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);
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}
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if ( $auth_method eq "client_secret_post" ) {
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$form{"code"} = $code;
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$form{"client_id"} = $client_id;
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$form{"client_secret"} = $client_secret;
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$form{"redirect_uri"} = $redirect_uri;
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$form{"grant_type"} = $grant_type;
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$response = $self->ua->post( $access_token_uri, \%form,
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"Content-Type" => 'application/x-www-form-urlencoded' );
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}
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if ( $response->is_error ) {
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$self->lmLog( "Bad authorization response: " . $response->message,
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"error" );
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$self->lmLog( $response->content, 'debug' );
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return 0;
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}
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return $response->decoded_content;
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}
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## @method boolean checkTokenResponseValidity(HashRef json)
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# Check validity of Token Response
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# @param json JSON HashRef
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# return boolean 1 if the response is valid, 0 else
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sub checkTokenResponseValidity {
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my ( $self, $json ) = @_;
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# token_type MUST be Bearer
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unless ( $json->{token_type} eq "Bearer" ) {
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$self->lmLog(
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"Token type is " . $json->{token_type} . " but must be Bearer",
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'error' );
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return 0;
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}
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# id_token MUST be present
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unless ( $json->{id_token} ) {
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$self->lmLog( "No id_token", 'error' );
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return 0;
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}
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return 1;
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}
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## @method boolean checkIDTokenValidity(String op, HashRef id_token)
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# Check validity of ID Token
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# @param op OpenIP Provider configuration key
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# @param id_token ID Token payload as HashRef
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# return boolean 1 if the token is valid, 0 else
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sub checkIDTokenValidity {
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my ( $self, $op, $id_token ) = @_;
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my $client_id =
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$self->{oidcOPMetaDataOptions}->{$op}->{oidcOPMetaDataOptionsClientID};
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my $acr_values =
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$self->{oidcOPMetaDataOptions}->{$op}->{oidcOPMetaDataOptionsAcrValues};
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my $max_age =
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$self->{oidcOPMetaDataOptions}->{$op}->{oidcOPMetaDataOptionsMaxAge};
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my $id_token_max_age =
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$self->{oidcOPMetaDataOptions}->{$op}
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->{oidcOPMetaDataOptionsIDTokenMaxAge};
|
|
my $use_nonce =
|
|
$self->{oidcOPMetaDataOptions}->{$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;
|
|
}
|
|
|
|
## @method String getUserInfo(String op, String access_token)
|
|
# Get UserInfo response
|
|
# @param op OpenIP Provider configuration key
|
|
# @param access_token Access Token
|
|
# return String UserInfo response decoded content
|
|
sub getUserInfo {
|
|
my ( $self, $op, $access_token ) = @_;
|
|
|
|
my $userinfo_uri = $self->{_oidcOPList}->{$op}->{conf}->{userinfo_endpoint};
|
|
|
|
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];
|
|
}
|
|
}
|
|
|
|
## @method HashRef decodeJSON(String json)
|
|
# Convert JSON to HashRef
|
|
# @param json JSON raw content
|
|
# @return HashRef JSON decoded content
|
|
sub decodeJSON {
|
|
my ( $self, $json ) = @_;
|
|
my $json_hash;
|
|
|
|
eval { $json_hash = from_json $json; };
|
|
|
|
if ($@) {
|
|
$json_hash->{error} = "parse_error";
|
|
}
|
|
|
|
return $json_hash;
|
|
}
|
|
|
|
## @method hashref getOpenIDConnectSession(string id)
|
|
# Try to recover the OpenID Connect session corresponding to id and return session
|
|
# If id is set to undef, return a new session
|
|
# @param id session reference
|
|
# @return Lemonldap::NG::Common::Session object
|
|
sub getOpenIDConnectSession {
|
|
my ( $self, $id ) = @_;
|
|
|
|
my $oidcSession = Lemonldap::NG::Common::Session->new(
|
|
{
|
|
storageModule => $self->{oidcStorage},
|
|
storageModuleOptions => $self->{oidcStorageOptions},
|
|
cacheModule => $self->{localSessionStorage},
|
|
cacheModuleOptions => $self->{localSessionStorageOptions},
|
|
id => $id,
|
|
kind => "OpenIDConnect",
|
|
}
|
|
);
|
|
|
|
if ( $oidcSession->error ) {
|
|
if ($id) {
|
|
$self->_sub( '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;
|
|
}
|
|
|
|
## @method string storeState(array data)
|
|
# Store information in state database and return
|
|
# corresponding session_id
|
|
# @param data Array of information to store
|
|
# @return State Session ID
|
|
sub storeState {
|
|
my ( $self, @data ) = @_;
|
|
|
|
# check if there are data to store
|
|
my $infos;
|
|
foreach (@data) {
|
|
$infos->{$_} = $self->{$_} if $self->{$_};
|
|
}
|
|
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->{timeout};
|
|
my $stateTimeout = $self->{oidcRPStateTimeout} || $timeout;
|
|
|
|
$infos->{_utime} = $time + ( $stateTimeout - $timeout );
|
|
|
|
# Store infos in state session
|
|
$stateSession->update($infos);
|
|
|
|
# Return session ID
|
|
return $stateSession->id;
|
|
}
|
|
|
|
## @method boolean extractState(string state)
|
|
# Extract state information into $self
|
|
# @param state state value
|
|
# @return result
|
|
sub extractState {
|
|
my ( $self, $state ) = @_;
|
|
|
|
return 0 unless $state;
|
|
|
|
# Open state session
|
|
my $stateSession = $self->getOpenIDConnectSession($state);
|
|
|
|
return 0 unless $stateSession;
|
|
|
|
# Push values in $self
|
|
foreach ( keys %{ $stateSession->data } ) {
|
|
next if $_ =~ /(type|_session_id|_utime)/;
|
|
$self->{$_} = $stateSession->data->{$_};
|
|
}
|
|
|
|
# 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;
|
|
}
|
|
|
|
## @method arrayref extractJWT(String jwt)
|
|
# Extract parts of a JWT
|
|
# @param jwt JWT raw value
|
|
# @return arrayref JWT parts
|
|
sub extractJWT {
|
|
my ( $self, $jwt ) = @_;
|
|
|
|
my @jwt_parts = split( /\./, $jwt );
|
|
|
|
return \@jwt_parts;
|
|
}
|
|
|
|
## @method boolean verifyJWTSignature(String jwt, String op, String rp)
|
|
# Check signature of a JWT
|
|
# @param jwt JWT raw value
|
|
# @param op OpenIP Provider configuration key
|
|
# @param rp OpenIP Relying Party configuration key
|
|
# @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 =
|
|
$self->{oidcOPMetaDataOptions}->{$op}
|
|
->{oidcOPMetaDataOptionsClientSecret}
|
|
if $op;
|
|
$client_secret =
|
|
$self->{oidcRPMetaDataOptions}->{$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;
|
|
}
|
|
|
|
## @method boolean verifyHash(String value, String hash, String id_token)
|
|
# 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;
|
|
}
|
|
|
|
## @method String createHash(String value, String hash_level)
|
|
# 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;
|
|
}
|
|
|
|
## @method void returnRedirectError(String redirect_url, String error, String error_description, String error_uri, String state, Boolean fragment)
|
|
# 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, $redirect_url, $error, $error_description, $error_uri, $state,
|
|
$fragment )
|
|
= @_;
|
|
|
|
my $urldc = $redirect_url;
|
|
|
|
if ($fragment) { $urldc .= "#"; }
|
|
else {
|
|
$urldc .= ( $redirect_url =~ /\?/ ? '&' : '?' );
|
|
}
|
|
|
|
$urldc .= "error=" . uri_escape($error);
|
|
$urldc .= "&error_description=" . uri_escape($error_description)
|
|
if defined $error_description;
|
|
$urldc .= "&error_uri=" . uri_escape($error_uri) if defined $error_uri;
|
|
$urldc .= "&state=" . uri_escape($state) if defined $state;
|
|
|
|
$self->lmLog( "Redirect user to $urldc", 'debug' );
|
|
$self->{'urldc'} = $urldc;
|
|
|
|
$self->_sub('autoRedirect');
|
|
|
|
$self->quit;
|
|
}
|
|
|
|
## @method void returnJSONError(String error);
|
|
# Print JSON error
|
|
# @param error Error message
|
|
# @return void
|
|
sub returnJSONError {
|
|
my ( $self, $error ) = @_;
|
|
my $content = { "error" => "$error" };
|
|
|
|
# We use to_json because values are already UTF-8 encoded
|
|
my $json = to_json( $content, { pretty => 1 } );
|
|
|
|
# TODO Send 400 return code
|
|
# CGI always add HTML code to non 200 return code, which is not compatible with JSON response
|
|
print $self->header('application/json');
|
|
print $json;
|
|
}
|
|
|
|
## @method void returnJSON(String content);
|
|
# Print JSON content
|
|
# @param content Message
|
|
# @return void
|
|
sub returnJSON {
|
|
my ( $self, $content ) = @_;
|
|
|
|
# We use to_json because values are already UTF-8 encoded
|
|
my $json = to_json( $content, { pretty => 1 } );
|
|
|
|
$self->lmLog( "Return JSON: $json", 'debug' );
|
|
|
|
print $self->header('application/json');
|
|
print $json;
|
|
}
|
|
|
|
## @method void returnBearerError(String error_code, String error_message);
|
|
# Return Bearer error
|
|
# @param error_code Error code
|
|
# @param error_message Error message
|
|
# @return void
|
|
sub returnBearerError {
|
|
my ( $self, $error_code, $error_message ) = @_;
|
|
|
|
my $content = "error=$error_code,error_description=$error_message";
|
|
|
|
# TODO Send 400/401 return code
|
|
# CGI always add HTML code to non 200 return code, which is not compatible with JSON response
|
|
|
|
print $self->header( -www_authenticate => $content );
|
|
|
|
}
|
|
|
|
## @method array getEndPointAuthenticationCredentials()
|
|
# Get Client ID and Client Secret
|
|
# @return array (client_id, client_secret)
|
|
sub getEndPointAuthenticationCredentials {
|
|
my $self = shift;
|
|
my ( $client_id, $client_secret );
|
|
|
|
my $authorization = $ENV{HTTP_AUTHORIZATION};
|
|
if ( $authorization =~ /^Basic (\w+)/i ) {
|
|
$self->lmLog( "Method client_secret_basic used", 'debug' );
|
|
( $client_id, $client_secret ) = split( /:/, decode_base64($1) );
|
|
}
|
|
elsif ( $self->param('client_id') && $self->param('client_secret') ) {
|
|
$self->lmLog( "Method client_secret_post used", 'debug' );
|
|
$client_id = $self->param('client_id');
|
|
$client_secret = $self->param('client_secret');
|
|
}
|
|
|
|
return ( $client_id, $client_secret );
|
|
}
|
|
|
|
## @method String getEndPointAccessToken()
|
|
# Get Access Token
|
|
# @return access_token
|
|
sub getEndPointAccessToken {
|
|
my $self = shift;
|
|
my $access_token;
|
|
|
|
my $authorization = $ENV{HTTP_AUTHORIZATION};
|
|
if ( $authorization =~ /^Bearer (\w+)/i ) {
|
|
$self->lmLog( "Bearer access token", 'debug' );
|
|
$access_token = $1;
|
|
}
|
|
|
|
return $access_token;
|
|
}
|
|
|
|
## @method arrayref getAttributesListFromClaim(String rp, String claim)
|
|
# 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 ) = @_;
|
|
my $attributes = {};
|
|
|
|
# OpenID Connect standard claims
|
|
$attributes->{profile} = [
|
|
qw/name family_name given_name middle_name nickname preferred_username profile picture website gender birthdate zoneinfo locale updated_at/
|
|
];
|
|
$attributes->{email} = [qw/email email_verified/];
|
|
$attributes->{address} =
|
|
[qw/formatted street_address locality region postal_code/];
|
|
$attributes->{phone} = [qw/phone_number phone_number_verified/];
|
|
|
|
# Additional claims
|
|
my $extraClaims =
|
|
$self->{oidcRPMetaDataOptions}->{$rp}->{oidcRPMetaDataOptionsExtraClaims};
|
|
|
|
if ($extraClaims) {
|
|
foreach my $claim ( keys %$extraClaims ) {
|
|
$self->lmLog( "Using extra claim $claim", 'debug' );
|
|
my @extraAttributes = split( /\s/, $extraClaims->{$claim} );
|
|
$attributes->{$claim} = \@extraAttributes;
|
|
}
|
|
}
|
|
|
|
return $attributes->{$claim};
|
|
}
|
|
|
|
## @method hashref buildUserInfoResponse(String scope, String rp, String user_session_id)
|
|
# 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
|
|
my $apacheSession = $self->getApacheSession( $user_session_id, 1 );
|
|
|
|
unless ($apacheSession) {
|
|
$self->lmLog( "Unable to find user session", "error" );
|
|
$self->returnJSONError("invalid_request");
|
|
$self->quit;
|
|
}
|
|
my $user_id_attribute =
|
|
$self->{oidcRPMetaDataOptions}->{$rp}->{oidcRPMetaDataOptionsUserIDAttr}
|
|
|| $self->{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 =
|
|
$self->{oidcRPMetaDataExportedVars}->{$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;
|
|
}
|
|
|
|
## @method String createJWT(hashref payload, String alg, String rp)
|
|
# 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->{oidcServiceKeyIdSig}
|
|
if $self->{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 =
|
|
$self->{oidcRPMetaDataOptions}->{$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;
|
|
}
|
|
|
|
if ( $alg eq "RS256" or $alg eq "RS384" or $alg eq "RS512" ) {
|
|
|
|
# Get signing private key
|
|
my $priv_key = $self->{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;
|
|
}
|
|
|
|
## @method String createIDToken(hashref payload, String rp)
|
|
# 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 =
|
|
$self->{oidcRPMetaDataOptions}->{$rp}
|
|
->{oidcRPMetaDataOptionsIDTokenSignAlg};
|
|
$self->lmLog( "ID Token signature algorithm: $alg", 'debug' );
|
|
|
|
return $self->createJWT( $payload, $alg, $rp );
|
|
}
|
|
|
|
## @method String getFlowType(String response_type)
|
|
# Return flow type
|
|
# @param response_type Response type
|
|
# @return String flow
|
|
sub getFlowType {
|
|
my ( $self, $response_type ) = @_;
|
|
|
|
my $response_types = {
|
|
"code" => "authorizationcode",
|
|
"id_token" => "implicit",
|
|
"id_token token" => "implicit",
|
|
"code id_token" => "hybrid",
|
|
"code token" => "hybrid",
|
|
"code id_token token" => "hybrid",
|
|
};
|
|
|
|
return $response_types->{$response_type};
|
|
}
|
|
|
|
## @method String getIDTokenSub(String id_token)
|
|
# 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};
|
|
}
|
|
|
|
## @method HashRef getJWTJSONData(String jwt)
|
|
# 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] ) );
|
|
}
|
|
|
|
## @method HashRef key2jwks(String key)
|
|
# Return JWKS representation of a key
|
|
# @param key Raw key
|
|
# @return HashRef JWKS key
|
|
sub key2jwks {
|
|
my ( $self, $key ) = @_;
|
|
my $hash = {};
|
|
|
|
my $rsa_pub = Crypt::OpenSSL::RSA->new_public_key($key);
|
|
my @params = $rsa_pub->get_key_parameters();
|
|
|
|
$hash->{n} = encode_base64( $params[0]->to_bin(), "" );
|
|
$hash->{e} = encode_base64( $params[1]->to_bin(), "" );
|
|
|
|
return $hash;
|
|
}
|
|
## @method String buildLogoutRequest(String redirect_uri, String id_token_hint, String post_logout_redirect_uri, String state)
|
|
# 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, $id_token_hint, $post_logout_redirect_uri,
|
|
$state )
|
|
= @_;
|
|
|
|
my $response_url = $redirect_uri;
|
|
|
|
if ($id_token_hint) {
|
|
$response_url .= ( $response_url =~ /\?/ ? '&' : '?' );
|
|
$response_url .= "id_token_hint=" . uri_escape($id_token_hint);
|
|
}
|
|
|
|
if ($post_logout_redirect_uri) {
|
|
$response_url .= ( $response_url =~ /\?/ ? '&' : '?' );
|
|
$response_url .=
|
|
"post_logout_redirect_uri=" . uri_escape($post_logout_redirect_uri);
|
|
}
|
|
|
|
if ($state) {
|
|
$response_url .= ( $response_url =~ /\?/ ? '&' : '?' );
|
|
$response_url .= "state=" . uri_escape($state);
|
|
}
|
|
|
|
return $response_url;
|
|
}
|
|
|
|
## @method String buildLogoutResponse(String redirect_uri, String state)
|
|
# 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 =~ /\?/ ? '&' : '?' );
|
|
$response_url .= "state=" . uri_escape($state);
|
|
}
|
|
|
|
return $response_url;
|
|
}
|
|
|
|
## @method String createSessionState(String session_id, String client_id)
|
|
# 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 ) = @_;
|
|
|
|
my $salt = encode_base64url( $self->{cipher}->encrypt($client_id) );
|
|
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;
|
|
}
|
|
|
|
## @method String getRequestJWT(String request_uri)
|
|
# 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 $response->decoded_content;
|
|
}
|
|
|
|
## @method String getSessionManagementOPIFrameJS
|
|
# Create JS code needed on OP side to manage session
|
|
# return String JS code
|
|
sub getSessionManagementOPIFrameJS {
|
|
my ($self) = @_;
|
|
|
|
my $js;
|
|
|
|
$js .= "window.addEventListener(\"message\", receiveMessage, false);\n";
|
|
$js .= "function receiveMessage(e){ \n";
|
|
$js .= "var message = e.data; \n";
|
|
$js .= "client_id = decodeURIComponent(message.split(' ')[0]);\n";
|
|
$js .= "session_state = decodeURIComponent(message.split(' ')[1]);\n";
|
|
$js .= "var salt = decodeURIComponent(session_state.split('.')[1]);\n";
|
|
$js .=
|
|
'var opbs = document.cookie.replace(/(?:(?:^|.*;\s*)'
|
|
. $self->{cookieName}
|
|
. '\s*\=\s*([^;]*).*$)|^.*$/, "$1");' . "\n";
|
|
$js .= "var hash = CryptoJS.SHA256(client_id + ' ' + opbs + ' ' + salt);\n";
|
|
$js .= "var ss = hash.toString(CryptoJS.enc.Base64) + '.' + salt;\n";
|
|
$js .= "if (session_state == ss) {\n";
|
|
$js .= "stat = 'unchanged';\n";
|
|
$js .= "} else {\n";
|
|
$js .= "stat = 'changed';\n";
|
|
$js .= "}\n";
|
|
$js .= "e.source.postMessage(stat,e.origin);\n";
|
|
$js .= "};\n";
|
|
|
|
return $js;
|
|
}
|
|
|
|
### 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
|
|
|
|
Lemonldap::NG::Portal::_OpenIDConnect - Common OpenIDConnect functions
|
|
|
|
=head1 SYNOPSIS
|
|
|
|
use Lemonldap::NG::Portal::_OpenIDConnect;
|
|
|
|
=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
|
|
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=head2 buildImplicitAuthnResponse
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Build Authentication Response URI for Implicit Flow
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=head2 buildHybridAuthnResponse
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Build Authentication Response URI for Hybrid Flow
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=head2 getAuthorizationCodeAccessToken
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|
Get Token response with autorization code
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=head2 checkTokenResponseValidity
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|
Check validity of Token Response
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=head2 getUserInfo
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|
|
Get UserInfo response
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|
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=head2 decodeJSON
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|
|
|
Convert JSON to HashRef
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=head2 getOpenIDConnectSession
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|
|
Try to recover the OpenID Connect session corresponding to id and return session
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=head2 storeState
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Store information in state database and return
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|
|
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=head2 extractState
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|
|
Extract state information into $self
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|
|
|
=head2 extractJWT
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|
|
|
Extract parts of a JWT
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|
|
|
=head2 verifyJWTSignature
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|
|
|
Check signature of a JWT
|
|
|
|
=head2 verifyHash
|
|
|
|
Check value hash
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|
|
|
=head2 createHash
|
|
|
|
Create Hash
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|
|
|
=head2 returnRedirectError
|
|
|
|
Create error redirection
|
|
|
|
=head2 returnJSONError
|
|
|
|
Print JSON error
|
|
|
|
=head2 returnJSON
|
|
|
|
Print JSON content
|
|
|
|
=head2 returnBearerError
|
|
|
|
Return Bearer error
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|
|
|
=head2 getEndPointAuthenticationCredentials
|
|
|
|
Get Client ID and Client Secret
|
|
|
|
=head2 getEndPointAccessToken
|
|
|
|
Get Access Token
|
|
|
|
=head2 getAttributesListFromClaim
|
|
|
|
Return list of attributes authorized for a claim
|
|
|
|
=head2 buildUserInfoResponse
|
|
|
|
Return Hash of UserInfo data
|
|
|
|
=head2 createJWT
|
|
|
|
Return JWT
|
|
|
|
=head2 createIDToken
|
|
|
|
Return ID Token
|
|
|
|
=head2 getFlowType
|
|
|
|
Return flow type
|
|
|
|
=head2 getIDTokenSub
|
|
|
|
Return sub field of an ID Token
|
|
|
|
=head2 getJWTJSONData
|
|
|
|
Return payload of a JWT as Hash ref
|
|
|
|
=head2 key2jwks
|
|
|
|
Return JWKS representation of a key
|
|
|
|
=head2 buildLogoutRequest
|
|
|
|
Build Logout Request URI
|
|
|
|
=head2 buildLogoutResponse
|
|
|
|
Build Logout Response URI
|
|
|
|
=head1 SEE ALSO
|
|
|
|
L<Lemonldap::NG::Portal::AuthOpenIDConnect>, L<Lemonldap::NG::Portal::UserDBOpenIDConnect>
|
|
|
|
=head1 AUTHOR
|
|
|
|
=over
|
|
|
|
=item Clement Oudot, E<lt>clem.oudot@gmail.comE<gt>
|
|
|
|
=back
|
|
|
|
=head1 BUG REPORT
|
|
|
|
Use OW2 system to report bug or ask for features:
|
|
L<http://jira.ow2.org>
|
|
|
|
=head1 DOWNLOAD
|
|
|
|
Lemonldap::NG is available at
|
|
L<http://forge.objectweb.org/project/showfiles.php?group_id=274>
|
|
|
|
=head1 COPYRIGHT AND LICENSE
|
|
|
|
=over
|
|
|
|
=item Copyright (C) 2014-2016 by Clement Oudot, E<lt>clem.oudot@gmail.comE<gt>
|
|
|
|
=back
|
|
|
|
This library is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2, or (at your option)
|
|
any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see L<http://www.gnu.org/licenses/>.
|
|
|
|
=cut
|