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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include "processallhandler.h"
#include "bucketprocessor.h"
#include <vespa/vespalib/stllike/hash_map.hpp>
#include <vespa/log/log.h>
LOG_SETUP(".persistence.processall");
namespace storage {
ProcessAllHandler::ProcessAllHandler(PersistenceUtil& env,
spi::PersistenceProvider& spi)
: _env(env),
_spi(spi)
{
}
namespace {
class UnrevertableRemoveEntryProcessor : public BucketProcessor::EntryProcessor {
public:
spi::PersistenceProvider& _provider;
const spi::Bucket& _bucket;
spi::Context& _context;
UnrevertableRemoveEntryProcessor(
spi::PersistenceProvider& provider,
const spi::Bucket& bucket,
spi::Context& context)
: _provider(provider),
_bucket(bucket),
_context(context) {}
void process(spi::DocEntry& entry) override {
spi::RemoveResult removeResult = _provider.remove(
_bucket,
entry.getTimestamp(),
*entry.getDocumentId(),
_context);
if (removeResult.getErrorCode() != spi::Result::NONE) {
std::ostringstream ss;
ss << "Failed to do remove for removelocation: "
<< removeResult.getErrorMessage();
throw std::runtime_error(ss.str());
}
}
};
class StatEntryProcessor : public BucketProcessor::EntryProcessor {
public:
std::ostream& ost;
StatEntryProcessor(std::ostream& o)
: ost(o) {};
void process(spi::DocEntry& e) override {
ost << " Timestamp: " << e.getTimestamp() << ", ";
if (e.getDocument() != 0) {
ost << "Doc(" << e.getDocument()->getId() << ")"
<< ", " << e.getDocument()->getId().getGlobalId().toString()
<< ", size: " << e.getPersistedDocumentSize();
} else if (e.getDocumentId() != 0) {
ost << *e.getDocumentId()
<< ", " << e.getDocumentId()->getGlobalId().toString();
} else {
ost << "metadata only";
}
if (e.isRemove()) {
ost << " (remove)";
}
ost << "\n";
}
};
}
MessageTracker::UP
ProcessAllHandler::handleRemoveLocation(api::RemoveLocationCommand& cmd,
spi::Context& context)
{
MessageTracker::UP tracker(new MessageTracker(
_env._metrics.removeLocation[cmd.getLoadType()],
_env._component.getClock()));
LOG(debug, "RemoveLocation(%s): using selection '%s'",
cmd.getBucketId().toString().c_str(),
cmd.getDocumentSelection().c_str());
spi::Bucket bucket(cmd.getBucket(), spi::PartitionId(_env._partition));
UnrevertableRemoveEntryProcessor processor(_spi, bucket, context);
BucketProcessor::iterateAll(_spi,
bucket,
cmd.getDocumentSelection(),
processor,
spi::NEWEST_DOCUMENT_ONLY,
context);
spi::Result result = _spi.flush(bucket, context);
uint32_t code = _env.convertErrorCode(result);
if (code != 0) {
tracker->fail(code, result.getErrorMessage());
}
return tracker;
}
MessageTracker::UP
ProcessAllHandler::handleStatBucket(api::StatBucketCommand& cmd,
spi::Context& context)
{
MessageTracker::UP tracker(new MessageTracker(
_env._metrics.statBucket[cmd.getLoadType()],
_env._component.getClock()));
std::ostringstream ost;
ost << "Persistence bucket " << cmd.getBucketId()
<< ", partition " << _env._partition << "\n";
spi::Bucket bucket(cmd.getBucket(), spi::PartitionId(_env._partition));
StatEntryProcessor processor(ost);
BucketProcessor::iterateAll(_spi,
bucket,
cmd.getDocumentSelection(),
processor,
spi::ALL_VERSIONS,
context);
api::StatBucketReply::UP reply(new api::StatBucketReply(cmd, ost.str()));
tracker->setReply(api::StorageReply::SP(reply.release()));
return tracker;
}
} // storage
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