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compressor: add support for type=random for teuthology testing

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Signed-off-by: Casey Bodley <cbodley@redhat.com>
This commit is contained in:
Casey Bodley 2016-11-09 14:02:38 -05:00
parent 80fcdf85ea
commit e1de56791e
1 changed files with 18 additions and 0 deletions
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18
src/compressor/Compressor.cc
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@ -59,6 +59,24 @@ boost::optional<Compressor::CompressionMode> Compressor::get_comp_mode_type(cons
CompressorRef Compressor::create(CephContext *cct, const std::string &type)
{
// support "random" for teuthology testing
if (type == "random") {
static std::random_device seed;
static std::default_random_engine engine(seed());
static Spinlock mutex;
int alg = COMP_ALG_NONE;
std::uniform_int_distribution<> dist(0, COMP_ALG_LAST - 1);
{
std::lock_guard<Spinlock> lock(mutex);
alg = dist(engine);
}
if (alg == COMP_ALG_NONE) {
return nullptr;
}
return create(cct, alg);
}
CompressorRef cs_impl = NULL;
std::stringstream ss;
PluginRegistry *reg = cct->get_plugin_registry();