116 lines
4.3 KiB
PHP
116 lines
4.3 KiB
PHP
<?php
|
|
|
|
class Test_Activitypub_Signature_Verification extends WP_UnitTestCase {
|
|
public function test_activity_signature() {
|
|
// Activity for generate_digest
|
|
$post = \wp_insert_post(
|
|
array(
|
|
'post_author' => 1,
|
|
'post_content' => 'hello world',
|
|
)
|
|
);
|
|
$remote_actor = \get_author_posts_url( 2 );
|
|
$activitypub_post = \Activitypub\Transformer\Transformers_Manager::instance()->get_transformer( get_post( $post ) )->to_object();
|
|
$activitypub_activity = new Activitypub\Activity\Activity( 'Create' );
|
|
$activitypub_activity->set_type( 'Create' );
|
|
$activitypub_activity->set_object( $activitypub_post );
|
|
$activitypub_activity->add_cc( $remote_actor );
|
|
$activity = $activitypub_activity->to_json();
|
|
|
|
// generate_digest & generate_signature
|
|
$digest = Activitypub\Signature::generate_digest( $activity );
|
|
$date = gmdate( 'D, d M Y H:i:s T' );
|
|
$signature = Activitypub\Signature::generate_signature( 1, 'POST', $remote_actor, $date, $digest );
|
|
|
|
$this->assertRegExp( '/keyId="http:\/\/example\.org\/\?author=1#main-key",algorithm="rsa-sha256",headers="\(request-target\) host date digest",signature="[^"]*"/', $signature );
|
|
|
|
// Signed headers
|
|
$url_parts = wp_parse_url( $remote_actor );
|
|
$route = $url_parts['path'] . '?' . $url_parts['query'];
|
|
$host = $url_parts['host'];
|
|
|
|
$headers = array(
|
|
'digest' => array( $digest ),
|
|
'signature' => array( $signature ),
|
|
'date' => array( $date ),
|
|
'host' => array( $host ),
|
|
'(request-target)' => array( 'post ' . $route ),
|
|
);
|
|
|
|
// Start verification
|
|
// parse_signature_header, get_signed_data, get_public_key
|
|
$signature_block = Activitypub\Signature::parse_signature_header( $headers['signature'][0] );
|
|
$signed_headers = $signature_block['headers'];
|
|
$signed_data = Activitypub\Signature::get_signed_data( $signed_headers, $signature_block, $headers );
|
|
|
|
$user = Activitypub\Collection\Users::get_by_id( 1 );
|
|
|
|
$public_key = Activitypub\Signature::get_public_key_for( $user->get__id() );
|
|
|
|
// signature_verification
|
|
$verified = \openssl_verify( $signed_data, $signature_block['signature'], $public_key, 'rsa-sha256' ) > 0;
|
|
$this->assertTrue( $verified );
|
|
}
|
|
|
|
public function test_rest_activity_signature() {
|
|
add_filter(
|
|
'pre_get_remote_metadata_by_actor',
|
|
function( $json, $actor ) {
|
|
$user = Activitypub\Collection\Users::get_by_id( 1 );
|
|
$public_key = Activitypub\Signature::get_public_key_for( $user->get__id() );
|
|
// return ActivityPub Profile with signature
|
|
return array(
|
|
'id' => $actor,
|
|
'type' => 'Person',
|
|
'publicKey' => array(
|
|
'id' => $actor . '#main-key',
|
|
'owner' => $actor,
|
|
'publicKeyPem' => $public_key,
|
|
),
|
|
);
|
|
},
|
|
10,
|
|
2
|
|
);
|
|
|
|
// Activity Object
|
|
$post = \wp_insert_post(
|
|
array(
|
|
'post_author' => 1,
|
|
'post_content' => 'hello world',
|
|
)
|
|
);
|
|
$remote_actor = \get_author_posts_url( 2 );
|
|
$remote_actor_inbox = Activitypub\get_rest_url_by_path( '/inbox' );
|
|
$activitypub_post = \Activitypub\Transformer\Transformers_Manager::instance()->get_transformer( get_post( $post ) )->to_object();
|
|
$activitypub_activity = new Activitypub\Activity\Activity();
|
|
$activitypub_activity->set_type( 'Create' );
|
|
$activitypub_activity->set_object( $activitypub_post );
|
|
$activitypub_activity->add_cc( $remote_actor_inbox );
|
|
$activity = $activitypub_activity->to_json();
|
|
|
|
// generate_digest & generate_signature
|
|
$digest = Activitypub\Signature::generate_digest( $activity );
|
|
$date = gmdate( 'D, d M Y H:i:s T' );
|
|
$signature = Activitypub\Signature::generate_signature( 1, 'POST', $remote_actor_inbox, $date, $digest );
|
|
|
|
// Signed headers
|
|
$url_parts = wp_parse_url( $remote_actor_inbox );
|
|
$route = $url_parts['path'] . '?' . $url_parts['query'];
|
|
$host = $url_parts['host'];
|
|
|
|
$request = new WP_REST_Request( 'POST', $route );
|
|
$request->set_header( 'content-type', 'application/activity+json' );
|
|
$request->set_header( 'digest', $digest );
|
|
$request->set_header( 'signature', $signature );
|
|
$request->set_header( 'date', $date );
|
|
$request->set_header( 'host', $host );
|
|
$request->set_body( $activity );
|
|
|
|
// Start verification
|
|
$verified = \Activitypub\Signature::verify_http_signature( $request );
|
|
$this->assertTrue( $verified );
|
|
|
|
remove_filter( 'pre_get_remote_metadata_by_actor', array( get_called_class(), 'pre_get_remote_key' ), 10, 2 );
|
|
}
|
|
}
|