diff options
Diffstat (limited to 'program/include/rcmail.php')
| -rw-r--r-- | program/include/rcmail.php | 31 |
1 files changed, 26 insertions, 5 deletions
diff --git a/program/include/rcmail.php b/program/include/rcmail.php index 7967f942f..f126a912f 100644 --- a/program/include/rcmail.php +++ b/program/include/rcmail.php @@ -337,21 +337,42 @@ class rcmail } $this->memcache = new Memcache; - $mc_available = 0; + $this->mc_available = 0; + + // add alll configured hosts to pool + $pconnect = $this->config->get('memcache_pconnect', true); foreach ($this->config->get('memcache_hosts', array()) as $host) { list($host, $port) = explode(':', $host); if (!$port) $port = 11211; - // add server and attempt to connect if not already done yet - if ($this->memcache->addServer($host, $port) && !$mc_available) - $mc_available += intval($this->memcache->connect($host, $port)); + $this->mc_available += intval($this->memcache->addServer($host, $port, $pconnect, 1, 1, 15, false, array($this, 'memcache_failure'))); } + + // test connection and failover (will result in $this->mc_available == 0 on complete failure) + $this->memcache->increment('__CONNECTIONTEST__', 1); // NOP if key doesn't exist - if (!$mc_available) + if (!$this->mc_available) $this->memcache = false; } return $this->memcache; } + + /** + * Callback for memcache failure + */ + public function memcache_failure($host, $port) + { + static $seen = array(); + + // only report once + if (!$seen["$host:$port"]++) { + $this->mc_available--; + raise_error(array('code' => 604, 'type' => 'db', + 'line' => __LINE__, 'file' => __FILE__, + 'message' => "Memcache failure on host $host:$port"), + true, false); + } + } /** |