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MDL-65941 cache: Prevent cache config failure on redis problems.

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This commit is contained in:
Michael Aherne 2019-06-17 12:24:39 +01:00 committed by Jake Dallimore
parent d330035f11
commit 2385ae7ee2
1 changed files with 19 additions and 13 deletions
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32
cache/stores/redis/lib.php vendored
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@ -182,22 +182,28 @@ class cachestore_redis extends cache_store implements cache_is_key_aware, cache_
$server = $serverconf[0];
$port = $serverconf[1];
}
if ($redis->connect($server, $port)) {
if (!empty($password)) {
$redis->auth($password);
try {
if ($redis->connect($server, $port)) {
if (!empty($password)) {
$redis->auth($password);
}
// If using compressor, serialisation will be done at cachestore level, not php-redis.
if ($this->compressor == self::COMPRESSOR_NONE) {
$redis->setOption(Redis::OPT_SERIALIZER, $this->serializer);
}
if (!empty($prefix)) {
$redis->setOption(Redis::OPT_PREFIX, $prefix);
}
// Database setting option...
$this->isready = $this->ping($redis);
} else {
$this->isready = false;
}
// If using compressor, serialisation will be done at cachestore level, not php-redis.
if ($this->compressor == self::COMPRESSOR_NONE) {
$redis->setOption(Redis::OPT_SERIALIZER, $this->serializer);
}
if (!empty($prefix)) {
$redis->setOption(Redis::OPT_PREFIX, $prefix);
}
// Database setting option...
$this->isready = $this->ping($redis);
} else {
} catch (\RedisException $e) {
$this->isready = false;
}
return $redis;
}