diff options
Diffstat (limited to 'Zotlabs/Web/SessionRedis.php')
| -rw-r--r-- | Zotlabs/Web/SessionRedis.php | 246 |
1 files changed, 123 insertions, 123 deletions
diff --git a/Zotlabs/Web/SessionRedis.php b/Zotlabs/Web/SessionRedis.php index b4f5d54b3..66eb7a02d 100644 --- a/Zotlabs/Web/SessionRedis.php +++ b/Zotlabs/Web/SessionRedis.php @@ -1,123 +1,123 @@ -<?php - -namespace Zotlabs\Web; - - -class SessionRedis implements \SessionHandlerInterface { - - private $redis = null; - - - function __construct($connection) { - - $this->redis = new \Redis(); - - $credentials = parse_url($connection); - - try { - if (isset($credentials['path'])) - $this->redis->connect($credentials['path']); - else { - - if (isset($credentials['query'])) - $vars = parse_str($credentials['query']); - else - $vars = []; - - $this->redis->connect( - (isset($credentials['scheme']) ? $credentials['scheme'] . '://' : '') . $credentials['host'], - (isset($credentials['port']) ? $credentials['port'] : 6379), - (isset($vars['timeout']) ? $vars['timeout'] : 1), - null, - 0, - (isset($vars['read_timeout']) ? $vars['read_timeout'] : 0) - ); - - if (isset($vars['auth'])) - $this->redis->auth($vars['auth']); - } - } - catch(\RedisException $ex) { - logger('Error connecting to Redis: ' . $ex->getMessage()); - } - } - - - function open($s, $n) { - - return true; - } - - // IMPORTANT: if we read the session and it doesn't exist, create an empty record. - // We rely on this due to differing PHP implementation of session_regenerate_id() - // some which call read explicitly and some that do not. So we call it explicitly - // just after sid regeneration to force a record to exist. - - function read($id) { - - if ($id) { - $data = $this->redis->get($id); - - if ($data) - return $data; - else - $this->redis->setEx($id, 300, ''); - } - - return ''; - } - - - function write($id, $data) { - - // Pretend everything is hunky-dory, even though it isn't. - // There probably isn't anything we can do about it in any event. - // See: https://stackoverflow.com/a/43636110 - - if(! $id || ! $data) - return true; - - - // Unless we authenticate somehow, only keep a session for 5 minutes - // The viewer can extend this by performing any web action using the - // original cookie, but this allows us to cleanup the hundreds or - // thousands of empty sessions left around from web crawlers which are - // assigned cookies on each page that they never use. - - $expire = 300; - - if($_SESSION) { - if(array_key_exists('remember_me',$_SESSION) && intval($_SESSION['remember_me'])) - $expire = 60 * 60 * 24 * 365; - elseif(local_channel()) - $expire = 60 * 60 * 24 * 3; - elseif(remote_channel()) - $expire = 60 * 60 * 24 * 1; - } - - $this->redis->setEx($id, $expire, $data); - - return true; - } - - - function close() { - - return true; - } - - - function destroy ($id) { - - $this->redis->del($id); - - return true; - } - - - function gc($expire) { - - return true; - } - -} +<?php
+
+namespace Zotlabs\Web;
+
+
+class SessionRedis implements \SessionHandlerInterface {
+
+ private $redis = null;
+
+
+ function __construct($connection) {
+
+ $this->redis = new \Redis();
+
+ $credentials = parse_url($connection);
+
+ try {
+ if (isset($credentials['path']))
+ $this->redis->connect($credentials['path']);
+ else {
+
+ if (isset($credentials['query']))
+ parse_str($credentials['query'], $vars);
+ else
+ $vars = [];
+
+ $this->redis->connect(
+ (isset($credentials['scheme']) ? $credentials['scheme'] . '://' : '') . $credentials['host'],
+ (isset($credentials['port']) ? $credentials['port'] : 6379),
+ (isset($vars['timeout']) ? $vars['timeout'] : 1),
+ null,
+ 0,
+ (isset($vars['read_timeout']) ? $vars['read_timeout'] : 0)
+ );
+
+ if (isset($vars['auth']))
+ $this->redis->auth($vars['auth']);
+ }
+ }
+ catch(\RedisException $ex) {
+ logger('Error connecting to Redis: ' . $ex->getMessage());
+ }
+ }
+
+
+ function open($s, $n) {
+
+ return true;
+ }
+
+ // IMPORTANT: if we read the session and it doesn't exist, create an empty record.
+ // We rely on this due to differing PHP implementation of session_regenerate_id()
+ // some which call read explicitly and some that do not. So we call it explicitly
+ // just after sid regeneration to force a record to exist.
+
+ function read($id) {
+
+ if ($id) {
+ $data = $this->redis->get($id);
+
+ if ($data)
+ return $data;
+ else
+ $this->redis->setEx($id, 300, '');
+ }
+
+ return '';
+ }
+
+
+ function write($id, $data) {
+
+ // Pretend everything is hunky-dory, even though it isn't.
+ // There probably isn't anything we can do about it in any event.
+ // See: https://stackoverflow.com/a/43636110
+
+ if(! $id || ! $data)
+ return true;
+
+
+ // Unless we authenticate somehow, only keep a session for 5 minutes
+ // The viewer can extend this by performing any web action using the
+ // original cookie, but this allows us to cleanup the hundreds or
+ // thousands of empty sessions left around from web crawlers which are
+ // assigned cookies on each page that they never use.
+
+ $expire = 300;
+
+ if($_SESSION) {
+ if(array_key_exists('remember_me',$_SESSION) && intval($_SESSION['remember_me']))
+ $expire = 60 * 60 * 24 * 365;
+ elseif(local_channel())
+ $expire = 60 * 60 * 24 * 3;
+ elseif(remote_channel())
+ $expire = 60 * 60 * 24 * 1;
+ }
+
+ $this->redis->setEx($id, $expire, $data);
+
+ return true;
+ }
+
+
+ function close() {
+
+ return true;
+ }
+
+
+ function destroy ($id) {
+
+ $this->redis->del($id);
+
+ return true;
+ }
+
+
+ function gc($expire) {
+
+ return true;
+ }
+
+}
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