From 0dcbcf93c21a9e143aa580a836403c634429a90c Mon Sep 17 00:00:00 2001 From: Mario Date: Thu, 12 Nov 2020 11:50:00 +0000 Subject: some work on include/import --- include/import.php | 45 ++++++++++++++++++++++++++------------------- 1 file changed, 26 insertions(+), 19 deletions(-) (limited to 'include/import.php') diff --git a/include/import.php b/include/import.php index 910cb8be7..82c23e116 100644 --- a/include/import.php +++ b/include/import.php @@ -210,17 +210,24 @@ function import_hublocs($channel, $hublocs, $seize, $moving = false) { if($channel && $hublocs) { foreach($hublocs as $hubloc) { - $hash = make_xchan_hash($hubloc['hubloc_guid'],$hubloc['hubloc_guid_sig']); - if($hubloc['hubloc_network'] === 'zot' && $hash !== $hubloc['hubloc_hash']) { - logger('forged hubloc: ' . print_r($hubloc,true)); - continue; - } + // verify the hash. We can only do this if we already stored the xchan corresponding to this hubloc + // as we need the public key from there - if(! array_key_exists('hubloc_primary',$hubloc)) { - $hubloc['hubloc_primary'] = (($hubloc['hubloc_flags'] & 0x0001) ? 1 : 0); - $hubloc['hubloc_orphancheck'] = (($hubloc['hubloc_flags'] & 0x0004) ? 1 : 0); - $hubloc['hubloc_error'] = (($hubloc['hubloc_status'] & 0x0003) ? 1 : 0); - $hubloc['hubloc_deleted'] = (($hubloc['hubloc_flags'] & 0x1000) ? 1 : 0); + if ($hubloc['hubloc_network'] === 'zot6') { + $x = q("select xchan_pubkey from xchan where xchan_guid = '%s' and xchan_hash = '%s'", + dbesc($hubloc['hubloc_guid']), + dbesc($hubloc['hubloc_hash']) + ); + + if (! $x) { + logger('hubloc could not be verified. ' . print_r($hubloc,true)); + continue; + } + $hash = Libzot::make_xchan_hash($hubloc['hubloc_guid'],$x[0]['xchan_pubkey']); + if ($hash !== $hubloc['hubloc_hash']) { + logger('forged hubloc: ' . print_r($hubloc,true)); + continue; + } } if($moving && $hubloc['hubloc_hash'] === $channel['channel_hash'] && $hubloc['hubloc_url'] !== z_root()) { @@ -228,17 +235,17 @@ function import_hublocs($channel, $hublocs, $seize, $moving = false) { } $arr = [ - 'guid' => $hubloc['hubloc_guid'], - 'guid_sig' => $hubloc['hubloc_guid_sig'], - 'url' => $hubloc['hubloc_url'], - 'url_sig' => $hubloc['hubloc_url_sig'], - 'sitekey' => ((array_key_exists('hubloc_sitekey',$hubloc)) ? $hubloc['hubloc_sitekey'] : '') + 'id' => $hubloc['hubloc_guid'], + 'id_sig' => $hubloc['hubloc_guid_sig'], + 'location' => $hubloc['hubloc_url'], + 'location_sig' => $hubloc['hubloc_url_sig'] ]; - if(($hubloc['hubloc_hash'] === $channel['channel_hash']) && intval($hubloc['hubloc_primary']) && ($seize)) + if (($hubloc['hubloc_hash'] === $channel['channel_hash']) && intval($hubloc['hubloc_primary']) && ($seize)) { $hubloc['hubloc_primary'] = 0; + } - if(($x = zot_gethub($arr,false)) === false) { + if (($x = Libzot::gethub($arr,false)) === false) { unset($hubloc['hubloc_id']); hubloc_store_lowlevel($hubloc); } @@ -1333,7 +1340,7 @@ function sync_files($channel, $files) { 'time' => $time, 'resource' => $att['hash'], 'revision' => 0, - 'signature' => base64url_encode(rsa_sign($channel['channel_hash'] . '.' . $time, $channel['channel_prvkey'])) + 'signature' => Libzot::sign($channel['channel_hash'] . '.' . $time, $channel['channel_prvkey']) ); $store_path = $newfname; @@ -1419,7 +1426,7 @@ function sync_files($channel, $files) { 'time' => $time, 'resource' => $p['resource_id'], 'revision' => 0, - 'signature' => base64url_encode(rsa_sign($channel['channel_hash'] . '.' . $time, $channel['channel_prvkey'])), + 'signature' => Libzot::sign($channel['channel_hash'] . '.' . $time, $channel['channel_prvkey']), 'resolution' => intval($p['imgscale']) ); -- cgit v1.2.3