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// Copyright (c) 2007-2008 Facebook
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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// See accompanying file LICENSE or visit the Scribe site at:
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// http://developers.facebook.com/scribe/
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//
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// @author Bobby Johnson
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// @author James Wang
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// @author Jason Sobel
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// @author Alex Moskalyuk
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// @author Avinash Lakshman
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// @author Anthony Giardullo
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// @author Jan Oravec
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#include "common.h"
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#include "scribe_server.h"
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#include "thrift/transport/TSimpleFileTransport.h"
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using namespace std;
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using namespace boost;
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using namespace boost::filesystem;
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using namespace apache::thrift;
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using namespace apache::thrift::protocol;
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using namespace apache::thrift::transport;
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using namespace apache::thrift::server;
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using namespace scribe::thrift;
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#define DEFAULT_FILESTORE_MAX_SIZE 1000000000
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#define DEFAULT_FILESTORE_MAX_WRITE_SIZE 1000000
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#define DEFAULT_FILESTORE_ROLL_HOUR 1
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#define DEFAULT_FILESTORE_ROLL_MINUTE 15
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#define DEFAULT_BUFFERSTORE_MAX_QUEUE_LENGTH 2000000
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#define DEFAULT_BUFFERSTORE_SEND_RATE 1
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#define DEFAULT_BUFFERSTORE_AVG_RETRY_INTERVAL 300
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#define DEFAULT_BUFFERSTORE_RETRY_INTERVAL_RANGE 60
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#define DEFAULT_BUCKETSTORE_DELIMITER ':'
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#define DEFAULT_NETWORKSTORE_CACHE_TIMEOUT 300
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ConnPool g_connPool;
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const string meta_logfile_prefix = "scribe_meta<new_logfile>: ";
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boost::shared_ptr<Store>
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Store::createStore(const string& type, const string& category,
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bool readable, bool multi_category) {
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if (0 == type.compare("file")) {
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return shared_ptr<Store>(new FileStore(category, multi_category, readable));
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} else if (0 == type.compare("buffer")) {
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return shared_ptr<Store>(new BufferStore(category, multi_category));
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} else if (0 == type.compare("network")) {
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return shared_ptr<Store>(new NetworkStore(category, multi_category));
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} else if (0 == type.compare("bucket")) {
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return shared_ptr<Store>(new BucketStore(category, multi_category));
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} else if (0 == type.compare("thriftfile")) {
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return shared_ptr<Store>(new ThriftFileStore(category, multi_category));
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} else if (0 == type.compare("null")) {
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return shared_ptr<Store>(new NullStore(category, multi_category));
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} else if (0 == type.compare("multi")) {
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return shared_ptr<Store>(new MultiStore(category, multi_category));
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} else if (0 == type.compare("category")) {
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return shared_ptr<Store>(new CategoryStore(category, multi_category));
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} else if (0 == type.compare("multifile")) {
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return shared_ptr<Store>(new MultiFileStore(category, multi_category));
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} else if (0 == type.compare("thriftmultifile")) {
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return shared_ptr<Store>(new ThriftMultiFileStore(category, multi_category));
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} else {
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return shared_ptr<Store>();
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}
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}
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Store::Store(const string& category, const string &type, bool multi_category)
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: categoryHandled(category),
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multiCategory(multi_category),
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storeType(type) {
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pthread_mutex_init(&statusMutex, NULL);
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}
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Store::~Store() {
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pthread_mutex_destroy(&statusMutex);
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}
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void Store::setStatus(const std::string& new_status) {
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pthread_mutex_lock(&statusMutex);
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status = new_status;
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pthread_mutex_unlock(&statusMutex);
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}
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std::string Store::getStatus() {
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pthread_mutex_lock(&statusMutex);
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std::string return_status(status);
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pthread_mutex_unlock(&statusMutex);
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return return_status;
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}
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bool Store::readOldest(/*out*/ boost::shared_ptr<logentry_vector_t> messages,
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struct tm* now) {
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LOG_OPER("[%s] ERROR: attempting to read from a write-only store", categoryHandled.c_str());
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return false;
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}
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bool Store::replaceOldest(boost::shared_ptr<logentry_vector_t> messages,
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struct tm* now) {
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LOG_OPER("[%s] ERROR: attempting to read from a write-only store", categoryHandled.c_str());
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return false;
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}
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void Store::deleteOldest(struct tm* now) {
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LOG_OPER("[%s] ERROR: attempting to read from a write-only store", categoryHandled.c_str());
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}
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bool Store::empty(struct tm* now) {
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LOG_OPER("[%s] ERROR: attempting to read from a write-only store", categoryHandled.c_str());
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return true;
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}
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const std::string& Store::getType() {
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return storeType;
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}
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FileStoreBase::FileStoreBase(const string& category, const string &type,
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bool multi_category)
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: Store(category, type, multi_category),
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baseFilePath("/tmp"),
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subDirectory(""),
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filePath("/tmp"),
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baseFileName(category),
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baseSymlinkName(""),
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maxSize(DEFAULT_FILESTORE_MAX_SIZE),
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maxWriteSize(DEFAULT_FILESTORE_MAX_WRITE_SIZE),
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rollPeriod(ROLL_NEVER),
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rollPeriodLength(0),
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rollHour(DEFAULT_FILESTORE_ROLL_HOUR),
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rollMinute(DEFAULT_FILESTORE_ROLL_MINUTE),
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fsType("std"),
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chunkSize(0),
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writeMeta(false),
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writeCategory(false),
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createSymlink(true),
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writeStats(false),
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currentSize(0),
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lastRollTime(0),
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eventsWritten(0) {
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}
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FileStoreBase::~FileStoreBase() {
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}
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void FileStoreBase::configure(pStoreConf configuration) {
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// We can run using defaults for all of these, but there are
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// a couple of suspicious things we warn about.
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std::string tmp;
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configuration->getString("file_path", baseFilePath);
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configuration->getString("sub_directory", subDirectory);
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configuration->getString("use_hostname_sub_directory", tmp);
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if (0 == tmp.compare("yes")) {
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setHostNameSubDir();
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}
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filePath = baseFilePath;
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if (!subDirectory.empty()) {
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filePath += "/" + subDirectory;
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}
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if (!configuration->getString("base_filename", baseFileName)) {
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LOG_OPER("[%s] WARNING: Bad config - no base_filename specified for file store", categoryHandled.c_str());
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}
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// check if symlink name is optionally specified
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configuration->getString("base_symlink_name", baseSymlinkName);
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if (configuration->getString("rotate_period", tmp)) {
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if (0 == tmp.compare("hourly")) {
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rollPeriod = ROLL_HOURLY;
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} else if (0 == tmp.compare("daily")) {
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rollPeriod = ROLL_DAILY;
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} else if (0 == tmp.compare("never")) {
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rollPeriod = ROLL_NEVER;
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} else {
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errno = 0;
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char* endptr;
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rollPeriod = ROLL_OTHER;
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rollPeriodLength = strtol(tmp.c_str(), &endptr, 10);
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bool ok = errno == 0 && rollPeriodLength > 0 && endptr != tmp.c_str() &&
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(*endptr == '\0' || endptr[1] == '\0');
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switch (*endptr) {
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case 'w':
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rollPeriodLength *= 60 * 60 * 24 * 7;
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break;
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case 'd':
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rollPeriodLength *= 60 * 60 * 24;
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break;
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case 'h':
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rollPeriodLength *= 60 * 60;
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break;
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case 'm':
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rollPeriodLength *= 60;
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break;
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case 's':
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case '\0':
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break;
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default:
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ok = false;
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break;
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}
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if (!ok) {
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rollPeriod = ROLL_NEVER;
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LOG_OPER("[%s] WARNING: Bad config - invalid format of rotate_period,"
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" rotations disabled", categoryHandled.c_str());
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}
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}
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}
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if (configuration->getString("write_meta", tmp)) {
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if (0 == tmp.compare("yes")) {
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writeMeta = true;
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}
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}
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if (configuration->getString("write_category", tmp)) {
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if (0 == tmp.compare("yes")) {
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writeCategory = true;
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}
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}
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if (configuration->getString("create_symlink", tmp)) {
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if (0 == tmp.compare("yes")) {
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createSymlink = true;
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} else {
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createSymlink = false;
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}
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}
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if (configuration->getString("write_stats", tmp)) {
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if (0 == tmp.compare("yes")) {
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writeStats = true;
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} else {
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writeStats = false;
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}
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}
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configuration->getString("fs_type", fsType);
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configuration->getUnsigned("max_size", maxSize);
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configuration->getUnsigned("max_write_size", maxWriteSize);
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configuration->getUnsigned("rotate_hour", rollHour);
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configuration->getUnsigned("rotate_minute", rollMinute);
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configuration->getUnsigned("chunk_size", chunkSize);
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}
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void FileStoreBase::copyCommon(const FileStoreBase *base) {
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subDirectory = base->subDirectory;
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chunkSize = base->chunkSize;
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maxSize = base->maxSize;
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maxWriteSize = base->maxWriteSize;
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rollPeriod = base->rollPeriod;
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rollPeriodLength = base->rollPeriodLength;
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rollHour = base->rollHour;
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rollMinute = base->rollMinute;
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fsType = base->fsType;
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writeMeta = base->writeMeta;
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writeCategory = base->writeCategory;
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createSymlink = base->createSymlink;
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baseSymlinkName = base->baseSymlinkName;
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writeStats = base->writeStats;
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/*
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* append the category name to the base file path and change the
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* baseFileName to the category name. these are arbitrary, could be anything
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* unique
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*/
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baseFilePath = base->baseFilePath + std::string("/") + categoryHandled;
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filePath = baseFilePath;
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if (!subDirectory.empty()) {
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filePath += "/" + subDirectory;
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}
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baseFileName = categoryHandled;
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}
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bool FileStoreBase::open() {
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return openInternal(false, NULL);
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}
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void FileStoreBase::periodicCheck() {
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time_t rawtime = time(NULL);
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struct tm timeinfo;
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localtime_r(&rawtime, &timeinfo);
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// Roll the file if we're over max size, or an hour or day has passed
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bool rotate = ((currentSize > maxSize) && (maxSize != 0));
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if (!rotate) {
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switch (rollPeriod) {
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case ROLL_DAILY:
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rotate = timeinfo.tm_mday != lastRollTime &&
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static_cast<uint>(timeinfo.tm_hour) >= rollHour &&
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static_cast<uint>(timeinfo.tm_min) >= rollMinute;
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break;
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case ROLL_HOURLY:
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rotate = timeinfo.tm_hour != lastRollTime &&
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static_cast<uint>(timeinfo.tm_min) >= rollMinute;
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break;
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case ROLL_OTHER:
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rotate = rawtime >= lastRollTime + rollPeriodLength;
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break;
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case ROLL_NEVER:
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break;
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}
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}
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if (rotate) {
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rotateFile(rawtime);
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}
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}
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void FileStoreBase::rotateFile(time_t currentTime) {
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struct tm timeinfo;
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currentTime = currentTime > 0 ? currentTime : time(NULL);
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localtime_r(¤tTime, &timeinfo);
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LOG_OPER("[%s] %d:%d rotating file <%s> old size <%lu> max size <%lu>",
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categoryHandled.c_str(), timeinfo.tm_hour, timeinfo.tm_min,
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makeBaseFilename(&timeinfo).c_str(), currentSize, maxSize);
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printStats();
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openInternal(true, &timeinfo);
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}
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string FileStoreBase::makeFullFilename(int suffix, struct tm* creation_time,
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bool use_full_path) {
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ostringstream filename;
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if (use_full_path) {
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filename << filePath << '/';
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}
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filename << makeBaseFilename(creation_time);
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filename << '_' << setw(5) << setfill('0') << suffix;
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return filename.str();
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}
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358 |
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359 |
string FileStoreBase::makeBaseSymlink() {
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ostringstream base;
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if (!baseSymlinkName.empty()) {
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base << baseSymlinkName << "_current";
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|
363 |
} else {
|
|
|
364 |
base << baseFileName << "_current";
|
|
|
365 |
}
|
|
|
366 |
return base.str();
|
|
|
367 |
}
|
|
|
368 |
|
|
|
369 |
string FileStoreBase::makeFullSymlink() {
|
|
|
370 |
ostringstream filename;
|
|
|
371 |
filename << filePath << '/' << makeBaseSymlink();
|
|
|
372 |
return filename.str();
|
|
|
373 |
}
|
|
|
374 |
|
|
|
375 |
string FileStoreBase::makeBaseFilename(struct tm* creation_time) {
|
|
|
376 |
ostringstream filename;
|
|
|
377 |
|
|
|
378 |
filename << baseFileName;
|
|
|
379 |
if (rollPeriod != ROLL_NEVER) {
|
|
|
380 |
filename << '-' << creation_time->tm_year + 1900 << '-'
|
|
|
381 |
<< setw(2) << setfill('0') << creation_time->tm_mon + 1 << '-'
|
|
|
382 |
<< setw(2) << setfill('0') << creation_time->tm_mday;
|
|
|
383 |
|
|
|
384 |
}
|
|
|
385 |
return filename.str();
|
|
|
386 |
}
|
|
|
387 |
|
|
|
388 |
// returns the suffix of the newest file matching base_filename
|
|
|
389 |
int FileStoreBase::findNewestFile(const string& base_filename) {
|
|
|
390 |
|
|
|
391 |
std::vector<std::string> files = FileInterface::list(filePath, fsType);
|
|
|
392 |
|
|
|
393 |
int max_suffix = -1;
|
|
|
394 |
std::string retval;
|
|
|
395 |
for (std::vector<std::string>::iterator iter = files.begin();
|
|
|
396 |
iter != files.end();
|
|
|
397 |
++iter) {
|
|
|
398 |
|
|
|
399 |
int suffix = getFileSuffix(*iter, base_filename);
|
|
|
400 |
if (suffix > max_suffix) {
|
|
|
401 |
max_suffix = suffix;
|
|
|
402 |
}
|
|
|
403 |
}
|
|
|
404 |
return max_suffix;
|
|
|
405 |
}
|
|
|
406 |
|
|
|
407 |
int FileStoreBase::findOldestFile(const string& base_filename) {
|
|
|
408 |
|
|
|
409 |
std::vector<std::string> files = FileInterface::list(filePath, fsType);
|
|
|
410 |
|
|
|
411 |
int min_suffix = -1;
|
|
|
412 |
std::string retval;
|
|
|
413 |
for (std::vector<std::string>::iterator iter = files.begin();
|
|
|
414 |
iter != files.end();
|
|
|
415 |
++iter) {
|
|
|
416 |
|
|
|
417 |
int suffix = getFileSuffix(*iter, base_filename);
|
|
|
418 |
if (suffix >= 0 &&
|
|
|
419 |
(min_suffix == -1 || suffix < min_suffix)) {
|
|
|
420 |
min_suffix = suffix;
|
|
|
421 |
}
|
|
|
422 |
}
|
|
|
423 |
return min_suffix;
|
|
|
424 |
}
|
|
|
425 |
|
|
|
426 |
int FileStoreBase::getFileSuffix(const string& filename, const string& base_filename) {
|
|
|
427 |
int suffix = -1;
|
|
|
428 |
string::size_type suffix_pos = filename.rfind('_');
|
|
|
429 |
|
|
|
430 |
bool retVal = (0 == filename.substr(0, suffix_pos).compare(base_filename));
|
|
|
431 |
|
|
|
432 |
if (string::npos != suffix_pos &&
|
|
|
433 |
filename.length() > suffix_pos &&
|
|
|
434 |
retVal) {
|
|
|
435 |
stringstream stream;
|
|
|
436 |
stream << filename.substr(suffix_pos + 1);
|
|
|
437 |
stream >> suffix;
|
|
|
438 |
}
|
|
|
439 |
return suffix;
|
|
|
440 |
}
|
|
|
441 |
|
|
|
442 |
void FileStoreBase::printStats() {
|
|
|
443 |
if (!writeStats) {
|
|
|
444 |
return;
|
|
|
445 |
}
|
|
|
446 |
|
|
|
447 |
string filename(filePath);
|
|
|
448 |
filename += "/scribe_stats";
|
|
|
449 |
|
|
|
450 |
boost::shared_ptr<FileInterface> stats_file = FileInterface::createFileInterface(fsType, filename);
|
|
|
451 |
if (!stats_file ||
|
|
|
452 |
!stats_file->createDirectory(filePath) ||
|
|
|
453 |
!stats_file->openWrite()) {
|
|
|
454 |
LOG_OPER("[%s] Failed to open stats file <%s> of type <%s> for writing",
|
|
|
455 |
categoryHandled.c_str(), filename.c_str(), fsType.c_str());
|
|
|
456 |
// This isn't enough of a problem to change our status
|
|
|
457 |
return;
|
|
|
458 |
}
|
|
|
459 |
|
|
|
460 |
time_t rawtime = time(NULL);
|
|
|
461 |
struct tm timeinfo;
|
|
|
462 |
localtime_r(&rawtime, &timeinfo);
|
|
|
463 |
|
|
|
464 |
ostringstream msg;
|
|
|
465 |
msg << timeinfo.tm_year + 1900 << '-'
|
|
|
466 |
<< setw(2) << setfill('0') << timeinfo.tm_mon + 1 << '-'
|
|
|
467 |
<< setw(2) << setfill('0') << timeinfo.tm_mday << '-'
|
|
|
468 |
<< setw(2) << setfill('0') << timeinfo.tm_hour << ':'
|
|
|
469 |
<< setw(2) << setfill('0') << timeinfo.tm_min;
|
|
|
470 |
|
|
|
471 |
msg << " wrote <" << currentSize << "> bytes in <" << eventsWritten
|
|
|
472 |
<< "> events to file <" << currentFilename << ">" << endl;
|
|
|
473 |
|
|
|
474 |
stats_file->write(msg.str());
|
|
|
475 |
stats_file->close();
|
|
|
476 |
}
|
|
|
477 |
|
|
|
478 |
// Returns the number of bytes to pad to align to the specified chunk size
|
|
|
479 |
unsigned long FileStoreBase::bytesToPad(unsigned long next_message_length,
|
|
|
480 |
unsigned long current_file_size,
|
|
|
481 |
unsigned long chunk_size) {
|
|
|
482 |
|
|
|
483 |
if (chunk_size > 0) {
|
|
|
484 |
unsigned long space_left_in_chunk = chunk_size - current_file_size % chunk_size;
|
|
|
485 |
if (next_message_length > space_left_in_chunk) {
|
|
|
486 |
return space_left_in_chunk;
|
|
|
487 |
} else {
|
|
|
488 |
return 0;
|
|
|
489 |
}
|
|
|
490 |
}
|
|
|
491 |
// chunk_size <= 0 means don't do any chunking
|
|
|
492 |
return 0;
|
|
|
493 |
}
|
|
|
494 |
|
|
|
495 |
// set subDirectory to the name of this machine
|
|
|
496 |
void FileStoreBase::setHostNameSubDir() {
|
|
|
497 |
if (!subDirectory.empty()) {
|
|
|
498 |
string error_msg = "WARNING: Bad config - ";
|
|
|
499 |
error_msg += "use_hostname_sub_directory will override sub_directory path";
|
|
|
500 |
LOG_OPER("[%s] %s", categoryHandled.c_str(), error_msg.c_str());
|
|
|
501 |
}
|
|
|
502 |
|
|
|
503 |
char hostname[255];
|
|
|
504 |
int error = gethostname(hostname, sizeof(hostname));
|
|
|
505 |
if (error) {
|
|
|
506 |
LOG_OPER("[%s] WARNING: gethostname returned error: %d ",
|
|
|
507 |
categoryHandled.c_str(), error);
|
|
|
508 |
}
|
|
|
509 |
|
|
|
510 |
string hoststring(hostname);
|
|
|
511 |
|
|
|
512 |
if (hoststring.empty()) {
|
|
|
513 |
LOG_OPER("[%s] WARNING: could not get host name",
|
|
|
514 |
categoryHandled.c_str());
|
|
|
515 |
} else {
|
|
|
516 |
subDirectory = hoststring;
|
|
|
517 |
}
|
|
|
518 |
}
|
|
|
519 |
|
|
|
520 |
FileStore::FileStore(const string& category, bool multi_category,
|
|
|
521 |
bool is_buffer_file)
|
|
|
522 |
: FileStoreBase(category, "file", multi_category),
|
|
|
523 |
isBufferFile(is_buffer_file),
|
|
|
524 |
addNewlines(false) {
|
|
|
525 |
}
|
|
|
526 |
|
|
|
527 |
FileStore::~FileStore() {
|
|
|
528 |
}
|
|
|
529 |
|
|
|
530 |
void FileStore::configure(pStoreConf configuration) {
|
|
|
531 |
FileStoreBase::configure(configuration);
|
|
|
532 |
|
|
|
533 |
// We can run using defaults for all of these, but there are
|
|
|
534 |
// a couple of suspicious things we warn about.
|
|
|
535 |
if (isBufferFile) {
|
|
|
536 |
// scheduled file rotations of buffer files lead to too many messy cases
|
|
|
537 |
rollPeriod = ROLL_NEVER;
|
|
|
538 |
|
|
|
539 |
// Chunks don't work with the buffer file. There's no good reason
|
|
|
540 |
// for this, it's just that the FileStore handles chunk padding and
|
|
|
541 |
// the FileInterface handles framing, and you need to look at both to
|
|
|
542 |
// read a file that's both chunked and framed. The buffer file has
|
|
|
543 |
// to be framed, so we don't allow it to be chunked.
|
|
|
544 |
// (framed means we write a message size to disk before the message
|
|
|
545 |
// data, which allows us to identify separate messages in binary data.
|
|
|
546 |
// Chunked means we pad with zeroes to ensure that every multiple
|
|
|
547 |
// of n bytes is the start of a message, which helps in recovering
|
|
|
548 |
// corrupted binary data and seeking into large files)
|
|
|
549 |
chunkSize = 0;
|
|
|
550 |
|
|
|
551 |
// Combine all categories in a single file for buffers
|
|
|
552 |
if (multiCategory) {
|
|
|
553 |
writeCategory = true;
|
|
|
554 |
}
|
|
|
555 |
}
|
|
|
556 |
|
|
|
557 |
unsigned long inttemp = 0;
|
|
|
558 |
configuration->getUnsigned("add_newlines", inttemp);
|
|
|
559 |
addNewlines = inttemp ? true : false;
|
|
|
560 |
}
|
|
|
561 |
|
|
|
562 |
bool FileStore::openInternal(bool incrementFilename, struct tm* current_time) {
|
|
|
563 |
bool success = false;
|
|
|
564 |
struct tm timeinfo;
|
|
|
565 |
|
|
|
566 |
if (!current_time) {
|
|
|
567 |
time_t rawtime = time(NULL);
|
|
|
568 |
localtime_r(&rawtime, &timeinfo);
|
|
|
569 |
current_time = &timeinfo;
|
|
|
570 |
}
|
|
|
571 |
|
|
|
572 |
try {
|
|
|
573 |
int suffix = findNewestFile(makeBaseFilename(current_time));
|
|
|
574 |
|
|
|
575 |
if (incrementFilename) {
|
|
|
576 |
++suffix;
|
|
|
577 |
}
|
|
|
578 |
|
|
|
579 |
// this is the case where there's no file there and we're not incrementing
|
|
|
580 |
if (suffix < 0) {
|
|
|
581 |
suffix = 0;
|
|
|
582 |
}
|
|
|
583 |
|
|
|
584 |
string file = makeFullFilename(suffix, current_time);
|
|
|
585 |
|
|
|
586 |
switch (rollPeriod) {
|
|
|
587 |
case ROLL_DAILY:
|
|
|
588 |
lastRollTime = current_time->tm_mday;
|
|
|
589 |
break;
|
|
|
590 |
case ROLL_HOURLY:
|
|
|
591 |
lastRollTime = current_time->tm_hour;
|
|
|
592 |
break;
|
|
|
593 |
case ROLL_OTHER:
|
|
|
594 |
lastRollTime = time(NULL);
|
|
|
595 |
break;
|
|
|
596 |
case ROLL_NEVER:
|
|
|
597 |
break;
|
|
|
598 |
}
|
|
|
599 |
|
|
|
600 |
if (writeFile) {
|
|
|
601 |
if (writeMeta) {
|
|
|
602 |
writeFile->write(meta_logfile_prefix + file);
|
|
|
603 |
}
|
|
|
604 |
writeFile->close();
|
|
|
605 |
}
|
|
|
606 |
|
|
|
607 |
writeFile = FileInterface::createFileInterface(fsType, file, isBufferFile);
|
|
|
608 |
if (!writeFile) {
|
|
|
609 |
LOG_OPER("[%s] Failed to create file <%s> of type <%s> for writing",
|
|
|
610 |
categoryHandled.c_str(), file.c_str(), fsType.c_str());
|
|
|
611 |
setStatus("file open error");
|
|
|
612 |
return false;
|
|
|
613 |
}
|
|
|
614 |
|
|
|
615 |
success = writeFile->createDirectory(baseFilePath);
|
|
|
616 |
|
|
|
617 |
// If we created a subdirectory, we need to create two directories
|
|
|
618 |
if (success && !subDirectory.empty()) {
|
|
|
619 |
success = writeFile->createDirectory(filePath);
|
|
|
620 |
}
|
|
|
621 |
|
|
|
622 |
if (!success) {
|
|
|
623 |
LOG_OPER("[%s] Failed to create directory for file <%s>",
|
|
|
624 |
categoryHandled.c_str(), file.c_str());
|
|
|
625 |
setStatus("File open error");
|
|
|
626 |
return false;
|
|
|
627 |
}
|
|
|
628 |
|
|
|
629 |
success = writeFile->openWrite();
|
|
|
630 |
|
|
|
631 |
|
|
|
632 |
if (!success) {
|
|
|
633 |
LOG_OPER("[%s] Failed to open file <%s> for writing",
|
|
|
634 |
categoryHandled.c_str(),
|
|
|
635 |
file.c_str());
|
|
|
636 |
setStatus("File open error");
|
|
|
637 |
} else {
|
|
|
638 |
|
|
|
639 |
/* just make a best effort here, and don't error if it fails */
|
|
|
640 |
if (createSymlink && !isBufferFile) {
|
|
|
641 |
string symlinkName = makeFullSymlink();
|
|
|
642 |
boost::shared_ptr<FileInterface> tmp =
|
|
|
643 |
FileInterface::createFileInterface(fsType, symlinkName, isBufferFile);
|
|
|
644 |
tmp->deleteFile();
|
|
|
645 |
string symtarget = makeFullFilename(suffix, current_time, false);
|
|
|
646 |
writeFile->createSymlink(symtarget, symlinkName);
|
|
|
647 |
}
|
|
|
648 |
// else it confuses the filename code on reads
|
|
|
649 |
|
|
|
650 |
LOG_OPER("[%s] Opened file <%s> for writing", categoryHandled.c_str(),
|
|
|
651 |
file.c_str());
|
|
|
652 |
|
|
|
653 |
currentSize = writeFile->fileSize();
|
|
|
654 |
currentFilename = file;
|
|
|
655 |
eventsWritten = 0;
|
|
|
656 |
setStatus("");
|
|
|
657 |
}
|
|
|
658 |
|
|
|
659 |
} catch(std::exception const& e) {
|
|
|
660 |
LOG_OPER("[%s] Failed to create/open file of type <%s> for writing",
|
|
|
661 |
categoryHandled.c_str(), fsType.c_str());
|
|
|
662 |
LOG_OPER("Exception: %s", e.what());
|
|
|
663 |
setStatus("file create/open error");
|
|
|
664 |
|
|
|
665 |
return false;
|
|
|
666 |
}
|
|
|
667 |
return success;
|
|
|
668 |
}
|
|
|
669 |
|
|
|
670 |
bool FileStore::isOpen() {
|
|
|
671 |
return writeFile && writeFile->isOpen();
|
|
|
672 |
}
|
|
|
673 |
|
|
|
674 |
void FileStore::close() {
|
|
|
675 |
if (writeFile) {
|
|
|
676 |
writeFile->close();
|
|
|
677 |
}
|
|
|
678 |
}
|
|
|
679 |
|
|
|
680 |
void FileStore::flush() {
|
|
|
681 |
if (writeFile) {
|
|
|
682 |
writeFile->flush();
|
|
|
683 |
}
|
|
|
684 |
}
|
|
|
685 |
|
|
|
686 |
shared_ptr<Store> FileStore::copy(const std::string &category) {
|
|
|
687 |
FileStore *store = new FileStore(category, multiCategory, isBufferFile);
|
|
|
688 |
shared_ptr<Store> copied = shared_ptr<Store>(store);
|
|
|
689 |
|
|
|
690 |
store->addNewlines = addNewlines;
|
|
|
691 |
store->copyCommon(this);
|
|
|
692 |
return copied;
|
|
|
693 |
}
|
|
|
694 |
|
|
|
695 |
bool FileStore::handleMessages(boost::shared_ptr<logentry_vector_t> messages) {
|
|
|
696 |
|
|
|
697 |
if (!isOpen()) {
|
|
|
698 |
LOG_OPER("[%s] File failed to open FileStore::handleMessages()", categoryHandled.c_str());
|
|
|
699 |
return false;
|
|
|
700 |
}
|
|
|
701 |
|
|
|
702 |
// write messages to current file
|
|
|
703 |
return writeMessages(messages);
|
|
|
704 |
}
|
|
|
705 |
|
|
|
706 |
// writes messages to either the specified file or the the current writeFile
|
|
|
707 |
bool FileStore::writeMessages(boost::shared_ptr<logentry_vector_t> messages,
|
|
|
708 |
boost::shared_ptr<FileInterface> file) {
|
|
|
709 |
// Data is written to a buffer first, then sent to disk in one call to write.
|
|
|
710 |
// This costs an extra copy of the data, but dramatically improves latency with
|
|
|
711 |
// network based files. (nfs, etc)
|
|
|
712 |
string write_buffer;
|
|
|
713 |
bool success = true;
|
|
|
714 |
unsigned long current_size_buffered = 0; // size of data in write_buffer
|
|
|
715 |
unsigned long num_buffered = 0;
|
|
|
716 |
unsigned long num_written = 0;
|
|
|
717 |
boost::shared_ptr<FileInterface> write_file;
|
|
|
718 |
unsigned long max_write_size = min(maxSize, maxWriteSize);
|
|
|
719 |
|
|
|
720 |
// if no file given, use current writeFile
|
|
|
721 |
if (file) {
|
|
|
722 |
write_file = file;
|
|
|
723 |
} else {
|
|
|
724 |
write_file = writeFile;
|
|
|
725 |
}
|
|
|
726 |
|
|
|
727 |
try {
|
|
|
728 |
for (logentry_vector_t::iterator iter = messages->begin();
|
|
|
729 |
iter != messages->end();
|
|
|
730 |
++iter) {
|
|
|
731 |
|
|
|
732 |
// have to be careful with the length here. getFrame wants the length without
|
|
|
733 |
// the frame, then bytesToPad wants the length of the frame and the message.
|
|
|
734 |
unsigned long length = 0;
|
|
|
735 |
unsigned long message_length = (*iter)->message.length();
|
|
|
736 |
string frame, category_frame;
|
|
|
737 |
|
|
|
738 |
if (addNewlines) {
|
|
|
739 |
++message_length;
|
|
|
740 |
}
|
|
|
741 |
|
|
|
742 |
length += message_length;
|
|
|
743 |
|
|
|
744 |
if (writeCategory) {
|
|
|
745 |
//add space for category+newline and category frame
|
|
|
746 |
unsigned long category_length = (*iter)->category.length() + 1;
|
|
|
747 |
length += category_length;
|
|
|
748 |
|
|
|
749 |
category_frame = write_file->getFrame(category_length);
|
|
|
750 |
length += category_frame.length();
|
|
|
751 |
}
|
|
|
752 |
|
|
|
753 |
// frame is a header that the underlying file class can add to each message
|
|
|
754 |
frame = write_file->getFrame(message_length);
|
|
|
755 |
|
|
|
756 |
length += frame.length();
|
|
|
757 |
|
|
|
758 |
// padding to align messages on chunk boundaries
|
|
|
759 |
unsigned long padding = bytesToPad(length, current_size_buffered, chunkSize);
|
|
|
760 |
|
|
|
761 |
length += padding;
|
|
|
762 |
|
|
|
763 |
if (padding) {
|
|
|
764 |
write_buffer += string(padding, 0);
|
|
|
765 |
}
|
|
|
766 |
|
|
|
767 |
if (writeCategory) {
|
|
|
768 |
write_buffer += category_frame;
|
|
|
769 |
write_buffer += (*iter)->category + "\n";
|
|
|
770 |
}
|
|
|
771 |
|
|
|
772 |
write_buffer += frame;
|
|
|
773 |
write_buffer += (*iter)->message;
|
|
|
774 |
|
|
|
775 |
if (addNewlines) {
|
|
|
776 |
write_buffer += "\n";
|
|
|
777 |
}
|
|
|
778 |
|
|
|
779 |
current_size_buffered += length;
|
|
|
780 |
num_buffered++;
|
|
|
781 |
|
|
|
782 |
// Write buffer if processing last message or if larger than allowed
|
|
|
783 |
if ((currentSize + current_size_buffered > max_write_size && maxSize != 0) ||
|
|
|
784 |
messages->end() == iter + 1 ) {
|
|
|
785 |
if (!write_file->write(write_buffer)) {
|
|
|
786 |
LOG_OPER("[%s] File store failed to write (%lu) messages to file",
|
|
|
787 |
categoryHandled.c_str(), messages->size());
|
|
|
788 |
setStatus("File write error");
|
|
|
789 |
success = false;
|
|
|
790 |
break;
|
|
|
791 |
}
|
|
|
792 |
|
|
|
793 |
num_written += num_buffered;
|
|
|
794 |
currentSize += current_size_buffered;
|
|
|
795 |
num_buffered = 0;
|
|
|
796 |
current_size_buffered = 0;
|
|
|
797 |
write_buffer = "";
|
|
|
798 |
}
|
|
|
799 |
|
|
|
800 |
// rotate file if large enough and not writing to a separate file
|
|
|
801 |
if ((currentSize > maxSize && maxSize != 0 )&& !file) {
|
|
|
802 |
rotateFile();
|
|
|
803 |
write_file = writeFile;
|
|
|
804 |
}
|
|
|
805 |
}
|
|
|
806 |
} catch (std::exception const& e) {
|
|
|
807 |
LOG_OPER("[%s] File store failed to write. Exception: %s",
|
|
|
808 |
categoryHandled.c_str(), e.what());
|
|
|
809 |
success = false;
|
|
|
810 |
}
|
|
|
811 |
|
|
|
812 |
eventsWritten += num_written;
|
|
|
813 |
|
|
|
814 |
if (!success) {
|
|
|
815 |
close();
|
|
|
816 |
|
|
|
817 |
// update messages to include only the messages that were not handled
|
|
|
818 |
if (num_written > 0) {
|
|
|
819 |
messages->erase(messages->begin(), messages->begin() + num_written);
|
|
|
820 |
}
|
|
|
821 |
}
|
|
|
822 |
|
|
|
823 |
return success;
|
|
|
824 |
}
|
|
|
825 |
|
|
|
826 |
void FileStore::deleteOldest(struct tm* now) {
|
|
|
827 |
|
|
|
828 |
int index = findOldestFile(makeBaseFilename(now));
|
|
|
829 |
if (index < 0) {
|
|
|
830 |
return;
|
|
|
831 |
}
|
|
|
832 |
shared_ptr<FileInterface> deletefile = FileInterface::createFileInterface(fsType,
|
|
|
833 |
makeFullFilename(index, now));
|
|
|
834 |
deletefile->deleteFile();
|
|
|
835 |
}
|
|
|
836 |
|
|
|
837 |
// Replace the messages in the oldest file at this timestamp with the input messages
|
|
|
838 |
bool FileStore::replaceOldest(boost::shared_ptr<logentry_vector_t> messages,
|
|
|
839 |
struct tm* now) {
|
|
|
840 |
string base_name = makeBaseFilename(now);
|
|
|
841 |
int index = findOldestFile(base_name);
|
|
|
842 |
if (index < 0) {
|
|
|
843 |
LOG_OPER("[%s] Could not find files <%s>", categoryHandled.c_str(), base_name.c_str());
|
|
|
844 |
return false;
|
|
|
845 |
}
|
|
|
846 |
|
|
|
847 |
string filename = makeFullFilename(index, now);
|
|
|
848 |
|
|
|
849 |
// Need to close and reopen store in case we already have this file open
|
|
|
850 |
close();
|
|
|
851 |
|
|
|
852 |
shared_ptr<FileInterface> infile = FileInterface::createFileInterface(fsType,
|
|
|
853 |
filename, isBufferFile);
|
|
|
854 |
|
|
|
855 |
// overwrite the old contents of the file
|
|
|
856 |
bool success;
|
|
|
857 |
if (infile->openTruncate()) {
|
|
|
858 |
success = writeMessages(messages, infile);
|
|
|
859 |
|
|
|
860 |
} else {
|
|
|
861 |
LOG_OPER("[%s] Failed to open file <%s> for writing and truncate",
|
|
|
862 |
categoryHandled.c_str(), filename.c_str());
|
|
|
863 |
success = false;
|
|
|
864 |
}
|
|
|
865 |
|
|
|
866 |
// close this file and re-open store
|
|
|
867 |
infile->close();
|
|
|
868 |
open();
|
|
|
869 |
|
|
|
870 |
return success;
|
|
|
871 |
}
|
|
|
872 |
|
|
|
873 |
bool FileStore::readOldest(/*out*/ boost::shared_ptr<logentry_vector_t> messages,
|
|
|
874 |
struct tm* now) {
|
|
|
875 |
|
|
|
876 |
int index = findOldestFile(makeBaseFilename(now));
|
|
|
877 |
if (index < 0) {
|
|
|
878 |
// This isn't an error. It's legit to call readOldest when there aren't any
|
|
|
879 |
// files left, in which case the call succeeds but returns messages empty.
|
|
|
880 |
return true;
|
|
|
881 |
}
|
|
|
882 |
std::string filename = makeFullFilename(index, now);
|
|
|
883 |
|
|
|
884 |
shared_ptr<FileInterface> infile = FileInterface::createFileInterface(fsType, filename, isBufferFile);
|
|
|
885 |
|
|
|
886 |
if (!infile->openRead()) {
|
|
|
887 |
LOG_OPER("[%s] Failed to open file <%s> for reading", categoryHandled.c_str(), filename.c_str());
|
|
|
888 |
return false;
|
|
|
889 |
}
|
|
|
890 |
|
|
|
891 |
std::string message;
|
|
|
892 |
while (infile->readNext(message)) {
|
|
|
893 |
if (!message.empty()) {
|
|
|
894 |
logentry_ptr_t entry = logentry_ptr_t(new LogEntry);
|
|
|
895 |
|
|
|
896 |
// check whether a category is stored with the message
|
|
|
897 |
if (writeCategory) {
|
|
|
898 |
// get category without trailing \n
|
|
|
899 |
entry->category = message.substr(0, message.length() - 1);
|
|
|
900 |
|
|
|
901 |
if (!infile->readNext(message)) {
|
|
|
902 |
LOG_OPER("[%s] category not stored with message <%s>",
|
|
|
903 |
categoryHandled.c_str(), entry->category.c_str());
|
|
|
904 |
}
|
|
|
905 |
} else {
|
|
|
906 |
entry->category = categoryHandled;
|
|
|
907 |
}
|
|
|
908 |
|
|
|
909 |
entry->message = message;
|
|
|
910 |
|
|
|
911 |
messages->push_back(entry);
|
|
|
912 |
}
|
|
|
913 |
}
|
|
|
914 |
infile->close();
|
|
|
915 |
|
|
|
916 |
LOG_OPER("[%s] successfully read <%lu> entries from file <%s>",
|
|
|
917 |
categoryHandled.c_str(), messages->size(), filename.c_str());
|
|
|
918 |
return true;
|
|
|
919 |
}
|
|
|
920 |
|
|
|
921 |
bool FileStore::empty(struct tm* now) {
|
|
|
922 |
|
|
|
923 |
std::vector<std::string> files = FileInterface::list(filePath, fsType);
|
|
|
924 |
|
|
|
925 |
std::string base_filename = makeBaseFilename(now);
|
|
|
926 |
for (std::vector<std::string>::iterator iter = files.begin();
|
|
|
927 |
iter != files.end();
|
|
|
928 |
++iter) {
|
|
|
929 |
int suffix = getFileSuffix(*iter, base_filename);
|
|
|
930 |
if (-1 != suffix) {
|
|
|
931 |
std::string fullname = makeFullFilename(suffix, now);
|
|
|
932 |
shared_ptr<FileInterface> file = FileInterface::createFileInterface(fsType, fullname);
|
|
|
933 |
if (file->fileSize()) {
|
|
|
934 |
return false;
|
|
|
935 |
}
|
|
|
936 |
} // else it doesn't match the filename for this store
|
|
|
937 |
}
|
|
|
938 |
return true;
|
|
|
939 |
}
|
|
|
940 |
|
|
|
941 |
|
|
|
942 |
ThriftFileStore::ThriftFileStore(const std::string& category, bool multi_category)
|
|
|
943 |
: FileStoreBase(category, "thriftfile", multi_category),
|
|
|
944 |
flushFrequencyMs(0),
|
|
|
945 |
msgBufferSize(0),
|
|
|
946 |
useSimpleFile(0) {
|
|
|
947 |
}
|
|
|
948 |
|
|
|
949 |
ThriftFileStore::~ThriftFileStore() {
|
|
|
950 |
}
|
|
|
951 |
|
|
|
952 |
shared_ptr<Store> ThriftFileStore::copy(const std::string &category) {
|
|
|
953 |
ThriftFileStore *store = new ThriftFileStore(category, multiCategory);
|
|
|
954 |
shared_ptr<Store> copied = shared_ptr<Store>(store);
|
|
|
955 |
|
|
|
956 |
store->flushFrequencyMs = flushFrequencyMs;
|
|
|
957 |
store->msgBufferSize = msgBufferSize;
|
|
|
958 |
store->copyCommon(this);
|
|
|
959 |
return copied;
|
|
|
960 |
}
|
|
|
961 |
|
|
|
962 |
bool ThriftFileStore::handleMessages(boost::shared_ptr<logentry_vector_t> messages) {
|
|
|
963 |
if (!isOpen()) {
|
|
|
964 |
return false;
|
|
|
965 |
}
|
|
|
966 |
|
|
|
967 |
unsigned long messages_handled = 0;
|
|
|
968 |
for (logentry_vector_t::iterator iter = messages->begin();
|
|
|
969 |
iter != messages->end();
|
|
|
970 |
++iter) {
|
|
|
971 |
|
|
|
972 |
// This length is an estimate -- what the ThriftLogFile actually writes is a black box to us
|
|
|
973 |
uint32_t length = (*iter)->message.size();
|
|
|
974 |
|
|
|
975 |
try {
|
|
|
976 |
thriftFileTransport->write(reinterpret_cast<const uint8_t*>((*iter)->message.data()), length);
|
|
|
977 |
currentSize += length;
|
|
|
978 |
++eventsWritten;
|
|
|
979 |
++messages_handled;
|
|
|
980 |
} catch (TException te) {
|
|
|
981 |
LOG_OPER("[%s] Thrift file store failed to write to file: %s\n", categoryHandled.c_str(), te.what());
|
|
|
982 |
setStatus("File write error");
|
|
|
983 |
|
|
|
984 |
// If we already handled some messages, remove them from vector before
|
|
|
985 |
// returning failure
|
|
|
986 |
if (messages_handled) {
|
|
|
987 |
messages->erase(messages->begin(), iter);
|
|
|
988 |
}
|
|
|
989 |
return false;
|
|
|
990 |
}
|
|
|
991 |
}
|
|
|
992 |
// We can't wait until periodicCheck because we could be getting
|
|
|
993 |
// a lot of data all at once in a failover situation
|
|
|
994 |
if (currentSize > maxSize && maxSize != 0) {
|
|
|
995 |
rotateFile();
|
|
|
996 |
}
|
|
|
997 |
|
|
|
998 |
return true;
|
|
|
999 |
}
|
|
|
1000 |
|
|
|
1001 |
bool ThriftFileStore::open() {
|
|
|
1002 |
return openInternal(true, NULL);
|
|
|
1003 |
}
|
|
|
1004 |
|
|
|
1005 |
bool ThriftFileStore::isOpen() {
|
|
|
1006 |
return thriftFileTransport && thriftFileTransport->isOpen();
|
|
|
1007 |
}
|
|
|
1008 |
|
|
|
1009 |
void ThriftFileStore::configure(pStoreConf configuration) {
|
|
|
1010 |
FileStoreBase::configure(configuration);
|
|
|
1011 |
configuration->getUnsigned("flush_frequency_ms", flushFrequencyMs);
|
|
|
1012 |
configuration->getUnsigned("msg_buffer_size", msgBufferSize);
|
|
|
1013 |
configuration->getUnsigned("use_simple_file", useSimpleFile);
|
|
|
1014 |
}
|
|
|
1015 |
|
|
|
1016 |
void ThriftFileStore::close() {
|
|
|
1017 |
thriftFileTransport.reset();
|
|
|
1018 |
}
|
|
|
1019 |
|
|
|
1020 |
void ThriftFileStore::flush() {
|
|
|
1021 |
// TFileTransport has its own periodic flushing mechanism, and we
|
|
|
1022 |
// introduce deadlocks if we try to call it from more than one place
|
|
|
1023 |
return;
|
|
|
1024 |
}
|
|
|
1025 |
|
|
|
1026 |
bool ThriftFileStore::openInternal(bool incrementFilename, struct tm* current_time) {
|
|
|
1027 |
struct tm timeinfo;
|
|
|
1028 |
|
|
|
1029 |
if (!current_time) {
|
|
|
1030 |
time_t rawtime = time(NULL);
|
|
|
1031 |
localtime_r(&rawtime, &timeinfo);
|
|
|
1032 |
current_time = &timeinfo;
|
|
|
1033 |
}
|
|
|
1034 |
|
|
|
1035 |
int suffix = findNewestFile(makeBaseFilename(current_time));
|
|
|
1036 |
|
|
|
1037 |
if (incrementFilename) {
|
|
|
1038 |
++suffix;
|
|
|
1039 |
}
|
|
|
1040 |
|
|
|
1041 |
// this is the case where there's no file there and we're not incrementing
|
|
|
1042 |
if (suffix < 0) {
|
|
|
1043 |
suffix = 0;
|
|
|
1044 |
}
|
|
|
1045 |
|
|
|
1046 |
string filename = makeFullFilename(suffix, current_time);
|
|
|
1047 |
/* try to create the directory containing the file */
|
|
|
1048 |
if (!createFileDirectory()) {
|
|
|
1049 |
LOG_OPER("[%s] Could not create path for file: %s",
|
|
|
1050 |
categoryHandled.c_str(), filename.c_str());
|
|
|
1051 |
return false;
|
|
|
1052 |
}
|
|
|
1053 |
|
|
|
1054 |
switch (rollPeriod) {
|
|
|
1055 |
case ROLL_DAILY:
|
|
|
1056 |
lastRollTime = current_time->tm_mday;
|
|
|
1057 |
break;
|
|
|
1058 |
case ROLL_HOURLY:
|
|
|
1059 |
lastRollTime = current_time->tm_hour;
|
|
|
1060 |
break;
|
|
|
1061 |
case ROLL_OTHER:
|
|
|
1062 |
lastRollTime = time(NULL);
|
|
|
1063 |
break;
|
|
|
1064 |
case ROLL_NEVER:
|
|
|
1065 |
break;
|
|
|
1066 |
}
|
|
|
1067 |
|
|
|
1068 |
|
|
|
1069 |
try {
|
|
|
1070 |
if (useSimpleFile) {
|
|
|
1071 |
thriftFileTransport.reset(new TSimpleFileTransport(filename, false, true));
|
|
|
1072 |
} else {
|
|
|
1073 |
TFileTransport *transport = new TFileTransport(filename);
|
|
|
1074 |
thriftFileTransport.reset(transport);
|
|
|
1075 |
|
|
|
1076 |
if (chunkSize != 0) {
|
|
|
1077 |
transport->setChunkSize(chunkSize);
|
|
|
1078 |
}
|
|
|
1079 |
if (flushFrequencyMs > 0) {
|
|
|
1080 |
transport->setFlushMaxUs(flushFrequencyMs * 1000);
|
|
|
1081 |
}
|
|
|
1082 |
if (msgBufferSize > 0) {
|
|
|
1083 |
transport->setEventBufferSize(msgBufferSize);
|
|
|
1084 |
}
|
|
|
1085 |
}
|
|
|
1086 |
|
|
|
1087 |
LOG_OPER("[%s] Opened file <%s> for writing", categoryHandled.c_str(), filename.c_str());
|
|
|
1088 |
|
|
|
1089 |
struct stat st;
|
|
|
1090 |
if (stat(filename.c_str(), &st) == 0) {
|
|
|
1091 |
currentSize = st.st_size;
|
|
|
1092 |
} else {
|
|
|
1093 |
currentSize = 0;
|
|
|
1094 |
}
|
|
|
1095 |
currentFilename = filename;
|
|
|
1096 |
eventsWritten = 0;
|
|
|
1097 |
setStatus("");
|
|
|
1098 |
} catch (TException te) {
|
|
|
1099 |
LOG_OPER("[%s] Failed to open file <%s> for writing: %s\n", categoryHandled.c_str(), filename.c_str(), te.what());
|
|
|
1100 |
setStatus("File open error");
|
|
|
1101 |
return false;
|
|
|
1102 |
}
|
|
|
1103 |
|
|
|
1104 |
/* just make a best effort here, and don't error if it fails */
|
|
|
1105 |
if (createSymlink) {
|
|
|
1106 |
string symlinkName = makeFullSymlink();
|
|
|
1107 |
unlink(symlinkName.c_str());
|
|
|
1108 |
string symtarget = makeFullFilename(suffix, current_time, false);
|
|
|
1109 |
symlink(symtarget.c_str(), symlinkName.c_str());
|
|
|
1110 |
}
|
|
|
1111 |
|
|
|
1112 |
return true;
|
|
|
1113 |
}
|
|
|
1114 |
|
|
|
1115 |
bool ThriftFileStore::createFileDirectory () {
|
|
|
1116 |
try {
|
|
|
1117 |
boost::filesystem::create_directories(filePath);
|
|
|
1118 |
}catch(std::exception const& e) {
|
|
|
1119 |
LOG_OPER("Exception < %s > in ThriftFileStore::createFileDirectory for path %s",
|
|
|
1120 |
e.what(),filePath.c_str());
|
|
|
1121 |
return false;
|
|
|
1122 |
}
|
|
|
1123 |
return true;
|
|
|
1124 |
}
|
|
|
1125 |
|
|
|
1126 |
BufferStore::BufferStore(const string& category, bool multi_category)
|
|
|
1127 |
: Store(category, "buffer", multi_category),
|
|
|
1128 |
maxQueueLength(DEFAULT_BUFFERSTORE_MAX_QUEUE_LENGTH),
|
|
|
1129 |
bufferSendRate(DEFAULT_BUFFERSTORE_SEND_RATE),
|
|
|
1130 |
avgRetryInterval(DEFAULT_BUFFERSTORE_AVG_RETRY_INTERVAL),
|
|
|
1131 |
retryIntervalRange(DEFAULT_BUFFERSTORE_RETRY_INTERVAL_RANGE),
|
|
|
1132 |
replayBuffer(true),
|
|
|
1133 |
state(DISCONNECTED) {
|
|
|
1134 |
|
|
|
1135 |
lastWriteTime = lastOpenAttempt = time(NULL);
|
|
|
1136 |
retryInterval = getNewRetryInterval();
|
|
|
1137 |
|
|
|
1138 |
// we can't open the client conection until we get configured
|
|
|
1139 |
}
|
|
|
1140 |
|
|
|
1141 |
BufferStore::~BufferStore() {
|
|
|
1142 |
|
|
|
1143 |
}
|
|
|
1144 |
|
|
|
1145 |
void BufferStore::configure(pStoreConf configuration) {
|
|
|
1146 |
|
|
|
1147 |
// Constructor defaults are fine if these don't exist
|
|
|
1148 |
configuration->getUnsigned("max_queue_length", (unsigned long&) maxQueueLength);
|
|
|
1149 |
configuration->getUnsigned("buffer_send_rate", (unsigned long&) bufferSendRate);
|
|
|
1150 |
configuration->getUnsigned("retry_interval", (unsigned long&) avgRetryInterval);
|
|
|
1151 |
configuration->getUnsigned("retry_interval_range", (unsigned long&) retryIntervalRange);
|
|
|
1152 |
|
|
|
1153 |
string tmp;
|
|
|
1154 |
if (configuration->getString("replay_buffer", tmp) && tmp != "yes") {
|
|
|
1155 |
replayBuffer = false;
|
|
|
1156 |
}
|
|
|
1157 |
|
|
|
1158 |
if (retryIntervalRange > avgRetryInterval) {
|
|
|
1159 |
LOG_OPER("[%s] Bad config - retry_interval_range must be less than retry_interval. Using <%d> as range instead of <%d>",
|
|
|
1160 |
categoryHandled.c_str(), (int)avgRetryInterval, (int)retryIntervalRange);
|
|
|
1161 |
retryIntervalRange = avgRetryInterval;
|
|
|
1162 |
}
|
|
|
1163 |
|
|
|
1164 |
pStoreConf secondary_store_conf;
|
|
|
1165 |
if (!configuration->getStore("secondary", secondary_store_conf)) {
|
|
|
1166 |
string msg("Bad config - buffer store doesn't have secondary store");
|
|
|
1167 |
setStatus(msg);
|
|
|
1168 |
cout << msg << endl;
|
|
|
1169 |
} else {
|
|
|
1170 |
string type;
|
|
|
1171 |
if (!secondary_store_conf->getString("type", type)) {
|
|
|
1172 |
string msg("Bad config - buffer secondary store doesn't have a type");
|
|
|
1173 |
setStatus(msg);
|
|
|
1174 |
cout << msg << endl;
|
|
|
1175 |
} else {
|
|
|
1176 |
// If replayBuffer is true, then we need to create a readable store
|
|
|
1177 |
secondaryStore = createStore(type, categoryHandled, replayBuffer,
|
|
|
1178 |
multiCategory);
|
|
|
1179 |
secondaryStore->configure(secondary_store_conf);
|
|
|
1180 |
}
|
|
|
1181 |
}
|
|
|
1182 |
|
|
|
1183 |
pStoreConf primary_store_conf;
|
|
|
1184 |
if (!configuration->getStore("primary", primary_store_conf)) {
|
|
|
1185 |
string msg("Bad config - buffer store doesn't have primary store");
|
|
|
1186 |
setStatus(msg);
|
|
|
1187 |
cout << msg << endl;
|
|
|
1188 |
} else {
|
|
|
1189 |
string type;
|
|
|
1190 |
if (!primary_store_conf->getString("type", type)) {
|
|
|
1191 |
string msg("Bad config - buffer primary store doesn't have a type");
|
|
|
1192 |
setStatus(msg);
|
|
|
1193 |
cout << msg << endl;
|
|
|
1194 |
} else if (0 == type.compare("multi")) {
|
|
|
1195 |
// Cannot allow multistores in bufferstores as they can partially fail to
|
|
|
1196 |
// handle a message. We cannot retry sending a messages that was
|
|
|
1197 |
// already handled by a subset of stores in the multistore.
|
|
|
1198 |
string msg("Bad config - buffer primary store cannot be multistore");
|
|
|
1199 |
setStatus(msg);
|
|
|
1200 |
} else {
|
|
|
1201 |
primaryStore = createStore(type, categoryHandled, false, multiCategory);
|
|
|
1202 |
primaryStore->configure(primary_store_conf);
|
|
|
1203 |
}
|
|
|
1204 |
}
|
|
|
1205 |
|
|
|
1206 |
// If the config is bad we'll still try to write the data to a
|
|
|
1207 |
// default location on local disk.
|
|
|
1208 |
if (!secondaryStore) {
|
|
|
1209 |
secondaryStore = createStore("file", categoryHandled, true, multiCategory);
|
|
|
1210 |
}
|
|
|
1211 |
if (!primaryStore) {
|
|
|
1212 |
primaryStore = createStore("file", categoryHandled, false, multiCategory);
|
|
|
1213 |
}
|
|
|
1214 |
}
|
|
|
1215 |
|
|
|
1216 |
bool BufferStore::isOpen() {
|
|
|
1217 |
return primaryStore->isOpen() || secondaryStore->isOpen();
|
|
|
1218 |
}
|
|
|
1219 |
|
|
|
1220 |
bool BufferStore::open() {
|
|
|
1221 |
|
|
|
1222 |
// try to open the primary store, and set the state accordingly
|
|
|
1223 |
if (primaryStore->open()) {
|
|
|
1224 |
// in case there are files left over from a previous instance
|
|
|
1225 |
changeState(SENDING_BUFFER);
|
|
|
1226 |
|
|
|
1227 |
// If we don't need to send buffers, skip to streaming
|
|
|
1228 |
if (!replayBuffer) {
|
|
|
1229 |
// We still switch state to SENDING_BUFFER first just to make sure we
|
|
|
1230 |
// can open the secondary store
|
|
|
1231 |
changeState(STREAMING);
|
|
|
1232 |
}
|
|
|
1233 |
} else {
|
|
|
1234 |
secondaryStore->open();
|
|
|
1235 |
changeState(DISCONNECTED);
|
|
|
1236 |
}
|
|
|
1237 |
|
|
|
1238 |
return isOpen();
|
|
|
1239 |
}
|
|
|
1240 |
|
|
|
1241 |
void BufferStore::close() {
|
|
|
1242 |
if (primaryStore->isOpen()) {
|
|
|
1243 |
primaryStore->flush();
|
|
|
1244 |
primaryStore->close();
|
|
|
1245 |
}
|
|
|
1246 |
if (secondaryStore->isOpen()) {
|
|
|
1247 |
secondaryStore->flush();
|
|
|
1248 |
secondaryStore->close();
|
|
|
1249 |
}
|
|
|
1250 |
}
|
|
|
1251 |
|
|
|
1252 |
void BufferStore::flush() {
|
|
|
1253 |
if (primaryStore->isOpen()) {
|
|
|
1254 |
primaryStore->flush();
|
|
|
1255 |
}
|
|
|
1256 |
if (secondaryStore->isOpen()) {
|
|
|
1257 |
secondaryStore->flush();
|
|
|
1258 |
}
|
|
|
1259 |
}
|
|
|
1260 |
|
|
|
1261 |
shared_ptr<Store> BufferStore::copy(const std::string &category) {
|
|
|
1262 |
BufferStore *store = new BufferStore(category, multiCategory);
|
|
|
1263 |
shared_ptr<Store> copied = shared_ptr<Store>(store);
|
|
|
1264 |
|
|
|
1265 |
store->maxQueueLength = maxQueueLength;
|
|
|
1266 |
store->bufferSendRate = bufferSendRate;
|
|
|
1267 |
store->avgRetryInterval = avgRetryInterval;
|
|
|
1268 |
store->retryIntervalRange = retryIntervalRange;
|
|
|
1269 |
store->replayBuffer = replayBuffer;
|
|
|
1270 |
|
|
|
1271 |
store->primaryStore = primaryStore->copy(category);
|
|
|
1272 |
store->secondaryStore = secondaryStore->copy(category);
|
|
|
1273 |
return copied;
|
|
|
1274 |
}
|
|
|
1275 |
|
|
|
1276 |
bool BufferStore::handleMessages(boost::shared_ptr<logentry_vector_t> messages) {
|
|
|
1277 |
lastWriteTime = time(NULL);
|
|
|
1278 |
|
|
|
1279 |
// If the queue is really long it's probably because the primary store isn't moving
|
|
|
1280 |
// fast enough and is backing up, in which case it's best to give up on it for now.
|
|
|
1281 |
if (state == STREAMING && messages->size() > maxQueueLength) {
|
|
|
1282 |
LOG_OPER("[%s] BufferStore queue backing up, switching to secondary store (%u messages)", categoryHandled.c_str(), (unsigned)messages->size());
|
|
|
1283 |
changeState(DISCONNECTED);
|
|
|
1284 |
}
|
|
|
1285 |
|
|
|
1286 |
if (state == STREAMING) {
|
|
|
1287 |
if (primaryStore->handleMessages(messages)) {
|
|
|
1288 |
return true;
|
|
|
1289 |
} else {
|
|
|
1290 |
changeState(DISCONNECTED);
|
|
|
1291 |
}
|
|
|
1292 |
}
|
|
|
1293 |
|
|
|
1294 |
if (state != STREAMING) {
|
|
|
1295 |
// If this fails there's nothing else we can do here.
|
|
|
1296 |
return secondaryStore->handleMessages(messages);
|
|
|
1297 |
}
|
|
|
1298 |
|
|
|
1299 |
return false;
|
|
|
1300 |
}
|
|
|
1301 |
|
|
|
1302 |
// handles entry and exit conditions for states
|
|
|
1303 |
void BufferStore::changeState(buffer_state_t new_state) {
|
|
|
1304 |
|
|
|
1305 |
// leaving this state
|
|
|
1306 |
switch (state) {
|
|
|
1307 |
case STREAMING:
|
|
|
1308 |
secondaryStore->open();
|
|
|
1309 |
break;
|
|
|
1310 |
case DISCONNECTED:
|
|
|
1311 |
// Assume that if we are now able to leave the disconnected state, any
|
|
|
1312 |
// former warning has now been fixed.
|
|
|
1313 |
setStatus("");
|
|
|
1314 |
break;
|
|
|
1315 |
case SENDING_BUFFER:
|
|
|
1316 |
break;
|
|
|
1317 |
default:
|
|
|
1318 |
break;
|
|
|
1319 |
}
|
|
|
1320 |
|
|
|
1321 |
// entering this state
|
|
|
1322 |
switch (new_state) {
|
|
|
1323 |
case STREAMING:
|
|
|
1324 |
if (secondaryStore->isOpen()) {
|
|
|
1325 |
secondaryStore->close();
|
|
|
1326 |
}
|
|
|
1327 |
break;
|
|
|
1328 |
case DISCONNECTED:
|
|
|
1329 |
// Do not set status here as it is possible to be in this frequently.
|
|
|
1330 |
// Whatever caused us to enter this state should have either set status
|
|
|
1331 |
// or chosen not to set status.
|
|
|
1332 |
g_Handler->incrementCounter("retries");
|
|
|
1333 |
lastOpenAttempt = time(NULL);
|
|
|
1334 |
retryInterval = getNewRetryInterval();
|
|
|
1335 |
LOG_OPER("[%s] choosing new retry interval <%d> seconds", categoryHandled.c_str(),
|
|
|
1336 |
(int)retryInterval);
|
|
|
1337 |
if (!secondaryStore->isOpen()) {
|
|
|
1338 |
secondaryStore->open();
|
|
|
1339 |
}
|
|
|
1340 |
break;
|
|
|
1341 |
case SENDING_BUFFER:
|
|
|
1342 |
if (!secondaryStore->isOpen()) {
|
|
|
1343 |
secondaryStore->open();
|
|
|
1344 |
}
|
|
|
1345 |
break;
|
|
|
1346 |
default:
|
|
|
1347 |
break;
|
|
|
1348 |
}
|
|
|
1349 |
|
|
|
1350 |
LOG_OPER("[%s] Changing state from <%s> to <%s>", categoryHandled.c_str(), stateAsString(state), stateAsString(new_state));
|
|
|
1351 |
state = new_state;
|
|
|
1352 |
}
|
|
|
1353 |
|
|
|
1354 |
void BufferStore::periodicCheck() {
|
|
|
1355 |
|
|
|
1356 |
// This class is responsible for checking its children
|
|
|
1357 |
primaryStore->periodicCheck();
|
|
|
1358 |
secondaryStore->periodicCheck();
|
|
|
1359 |
|
|
|
1360 |
time_t now = time(NULL);
|
|
|
1361 |
struct tm nowinfo;
|
|
|
1362 |
localtime_r(&now, &nowinfo);
|
|
|
1363 |
|
|
|
1364 |
if (state == DISCONNECTED) {
|
|
|
1365 |
|
|
|
1366 |
if (now - lastOpenAttempt > retryInterval) {
|
|
|
1367 |
|
|
|
1368 |
if (primaryStore->open()) {
|
|
|
1369 |
// Success. Check if we need to send buffers from secondary to primary
|
|
|
1370 |
if (replayBuffer) {
|
|
|
1371 |
changeState(SENDING_BUFFER);
|
|
|
1372 |
} else {
|
|
|
1373 |
changeState(STREAMING);
|
|
|
1374 |
}
|
|
|
1375 |
} else {
|
|
|
1376 |
// this resets the retry timer
|
|
|
1377 |
changeState(DISCONNECTED);
|
|
|
1378 |
}
|
|
|
1379 |
}
|
|
|
1380 |
}
|
|
|
1381 |
|
|
|
1382 |
if (state == SENDING_BUFFER) {
|
|
|
1383 |
|
|
|
1384 |
// Read a group of messages from the secondary store and send them to
|
|
|
1385 |
// the primary store. Note that the primary store could tell us to try
|
|
|
1386 |
// again later, so this isn't very efficient if it reads too many
|
|
|
1387 |
// messages at once. (if the secondary store is a file, the number of
|
|
|
1388 |
// messages read is controlled by the max file size)
|
|
|
1389 |
unsigned sent = 0;
|
|
|
1390 |
for (sent = 0; sent < bufferSendRate; ++sent) {
|
|
|
1391 |
boost::shared_ptr<logentry_vector_t> messages(new logentry_vector_t);
|
|
|
1392 |
if (secondaryStore->readOldest(messages, &nowinfo)) {
|
|
|
1393 |
lastWriteTime = time(NULL);
|
|
|
1394 |
|
|
|
1395 |
unsigned long size = messages->size();
|
|
|
1396 |
if (size) {
|
|
|
1397 |
if (primaryStore->handleMessages(messages)) {
|
|
|
1398 |
secondaryStore->deleteOldest(&nowinfo);
|
|
|
1399 |
} else {
|
|
|
1400 |
|
|
|
1401 |
if (messages->size() != size) {
|
|
|
1402 |
// We were only able to process some, but not all of this batch
|
|
|
1403 |
// of messages. Replace this batch of messages with just the messages
|
|
|
1404 |
// that were not processed.
|
|
|
1405 |
LOG_OPER("[%s] buffer store primary store processed %lu/%lu messages",
|
|
|
1406 |
categoryHandled.c_str(), size - messages->size(), size);
|
|
|
1407 |
|
|
|
1408 |
// Put back un-handled messages
|
|
|
1409 |
if (!secondaryStore->replaceOldest(messages, &nowinfo)) {
|
|
|
1410 |
// Nothing we can do but try to remove oldest messages and report a loss
|
|
|
1411 |
LOG_OPER("[%s] buffer store secondary store lost %lu messages",
|
|
|
1412 |
categoryHandled.c_str(), messages->size());
|
|
|
1413 |
g_Handler->incrementCounter("lost", messages->size());
|
|
|
1414 |
secondaryStore->deleteOldest(&nowinfo);
|
|
|
1415 |
}
|
|
|
1416 |
}
|
|
|
1417 |
|
|
|
1418 |
changeState(DISCONNECTED);
|
|
|
1419 |
break;
|
|
|
1420 |
}
|
|
|
1421 |
} else {
|
|
|
1422 |
// else it's valid for read to not find anything but not error
|
|
|
1423 |
secondaryStore->deleteOldest(&nowinfo);
|
|
|
1424 |
}
|
|
|
1425 |
} else {
|
|
|
1426 |
// This is bad news. We'll stay in the sending state and keep trying to read.
|
|
|
1427 |
setStatus("Failed to read from secondary store");
|
|
|
1428 |
LOG_OPER("[%s] WARNING: buffer store can't read from secondary store", categoryHandled.c_str());
|
|
|
1429 |
break;
|
|
|
1430 |
}
|
|
|
1431 |
|
|
|
1432 |
if (secondaryStore->empty(&nowinfo)) {
|
|
|
1433 |
LOG_OPER("[%s] No more buffer files to send, switching to streaming mode", categoryHandled.c_str());
|
|
|
1434 |
changeState(STREAMING);
|
|
|
1435 |
|
|
|
1436 |
primaryStore->flush();
|
|
|
1437 |
break;
|
|
|
1438 |
}
|
|
|
1439 |
}
|
|
|
1440 |
}// if state == SENDING_BUFFER
|
|
|
1441 |
}
|
|
|
1442 |
|
|
|
1443 |
|
|
|
1444 |
time_t BufferStore::getNewRetryInterval() {
|
|
|
1445 |
time_t interval = avgRetryInterval - retryIntervalRange/2 + rand() % retryIntervalRange;
|
|
|
1446 |
return interval;
|
|
|
1447 |
}
|
|
|
1448 |
|
|
|
1449 |
const char* BufferStore::stateAsString(buffer_state_t state) {
|
|
|
1450 |
switch (state) {
|
|
|
1451 |
case STREAMING:
|
|
|
1452 |
return "STREAMING";
|
|
|
1453 |
case DISCONNECTED:
|
|
|
1454 |
return "DISCONNECTED";
|
|
|
1455 |
case SENDING_BUFFER:
|
|
|
1456 |
return "SENDING_BUFFER";
|
|
|
1457 |
default:
|
|
|
1458 |
return "unknown state";
|
|
|
1459 |
}
|
|
|
1460 |
}
|
|
|
1461 |
|
|
|
1462 |
std::string BufferStore::getStatus() {
|
|
|
1463 |
|
|
|
1464 |
// This order is intended to give precedence to the errors
|
|
|
1465 |
// that are likely to be the worst. We can handle a problem
|
|
|
1466 |
// with the primary store, but not the secondary.
|
|
|
1467 |
std::string return_status = secondaryStore->getStatus();
|
|
|
1468 |
if (return_status.empty()) {
|
|
|
1469 |
return_status = Store::getStatus();
|
|
|
1470 |
}
|
|
|
1471 |
if (return_status.empty()) {
|
|
|
1472 |
return_status = primaryStore->getStatus();
|
|
|
1473 |
}
|
|
|
1474 |
return return_status;
|
|
|
1475 |
}
|
|
|
1476 |
|
|
|
1477 |
|
|
|
1478 |
NetworkStore::NetworkStore(const string& category, bool multi_category)
|
|
|
1479 |
: Store(category, "network", multi_category),
|
|
|
1480 |
useConnPool(false),
|
|
|
1481 |
smcBased(false),
|
|
|
1482 |
remotePort(0),
|
|
|
1483 |
serviceCacheTimeout(DEFAULT_NETWORKSTORE_CACHE_TIMEOUT),
|
|
|
1484 |
lastServiceCheck(0),
|
|
|
1485 |
opened(false) {
|
|
|
1486 |
// we can't open the connection until we get configured
|
|
|
1487 |
|
|
|
1488 |
// the bool for opened ensures that we don't make duplicate
|
|
|
1489 |
// close calls, which would screw up the connection pool's
|
|
|
1490 |
// reference counting.
|
|
|
1491 |
}
|
|
|
1492 |
|
|
|
1493 |
NetworkStore::~NetworkStore() {
|
|
|
1494 |
close();
|
|
|
1495 |
}
|
|
|
1496 |
|
|
|
1497 |
void NetworkStore::configure(pStoreConf configuration) {
|
|
|
1498 |
// Error checking is done on open()
|
|
|
1499 |
// smc takes precedence over host + port
|
|
|
1500 |
if (configuration->getString("smc_service", smcService)) {
|
|
|
1501 |
smcBased = true;
|
|
|
1502 |
|
|
|
1503 |
// Constructor defaults are fine if these don't exist
|
|
|
1504 |
configuration->getString("service_options", serviceOptions);
|
|
|
1505 |
configuration->getUnsigned("service_cache_timeout", serviceCacheTimeout);
|
|
|
1506 |
} else {
|
|
|
1507 |
smcBased = false;
|
|
|
1508 |
configuration->getString("remote_host", remoteHost);
|
|
|
1509 |
configuration->getUnsigned("remote_port", remotePort);
|
|
|
1510 |
}
|
|
|
1511 |
|
|
|
1512 |
if (!configuration->getInt("timeout", timeout)) {
|
|
|
1513 |
timeout = DEFAULT_SOCKET_TIMEOUT_MS;
|
|
|
1514 |
}
|
|
|
1515 |
|
|
|
1516 |
string temp;
|
|
|
1517 |
if (configuration->getString("use_conn_pool", temp)) {
|
|
|
1518 |
if (0 == temp.compare("yes")) {
|
|
|
1519 |
useConnPool = true;
|
|
|
1520 |
}
|
|
|
1521 |
}
|
|
|
1522 |
}
|
|
|
1523 |
|
|
|
1524 |
bool NetworkStore::open() {
|
|
|
1525 |
|
|
|
1526 |
if (smcBased) {
|
|
|
1527 |
bool success = true;
|
|
|
1528 |
time_t now = time(NULL);
|
|
|
1529 |
|
|
|
1530 |
// Only get list of servers if we haven't already gotten them recently
|
|
|
1531 |
if (lastServiceCheck <= (time_t) (now - serviceCacheTimeout)) {
|
|
|
1532 |
lastServiceCheck = now;
|
|
|
1533 |
|
|
|
1534 |
success =
|
|
|
1535 |
network_config::getService(smcService, serviceOptions, servers);
|
|
|
1536 |
}
|
|
|
1537 |
|
|
|
1538 |
// Cannot open if we couldn't find any servers
|
|
|
1539 |
if (!success || servers.empty()) {
|
|
|
1540 |
LOG_OPER("[%s] Failed to get servers from smc", categoryHandled.c_str());
|
|
|
1541 |
setStatus("Could not get list of servers from smc");
|
|
|
1542 |
return false;
|
|
|
1543 |
}
|
|
|
1544 |
|
|
|
1545 |
if (useConnPool) {
|
|
|
1546 |
opened = g_connPool.open(smcService, servers, static_cast<int>(timeout));
|
|
|
1547 |
} else {
|
|
|
1548 |
// only open unpooled connection if not already open
|
|
|
1549 |
if (unpooledConn == NULL) {
|
|
|
1550 |
unpooledConn = shared_ptr<scribeConn>(new scribeConn(smcService, servers, static_cast<int>(timeout)));
|
|
|
1551 |
opened = unpooledConn->open();
|
|
|
1552 |
} else {
|
|
|
1553 |
opened = unpooledConn->isOpen();
|
|
|
1554 |
if (!opened) {
|
|
|
1555 |
opened = unpooledConn->open();
|
|
|
1556 |
}
|
|
|
1557 |
}
|
|
|
1558 |
}
|
|
|
1559 |
|
|
|
1560 |
} else if (remotePort <= 0 ||
|
|
|
1561 |
remoteHost.empty()) {
|
|
|
1562 |
LOG_OPER("[%s] Bad config - won't attempt to connect to <%s:%lu>", categoryHandled.c_str(), remoteHost.c_str(), remotePort);
|
|
|
1563 |
setStatus("Bad config - invalid location for remote server");
|
|
|
1564 |
return false;
|
|
|
1565 |
|
|
|
1566 |
} else {
|
|
|
1567 |
if (useConnPool) {
|
|
|
1568 |
opened = g_connPool.open(remoteHost, remotePort, static_cast<int>(timeout));
|
|
|
1569 |
} else {
|
|
|
1570 |
// only open unpooled connection if not already open
|
|
|
1571 |
if (unpooledConn == NULL) {
|
|
|
1572 |
unpooledConn = shared_ptr<scribeConn>(new scribeConn(remoteHost, remotePort, static_cast<int>(timeout)));
|
|
|
1573 |
opened = unpooledConn->open();
|
|
|
1574 |
} else {
|
|
|
1575 |
opened = unpooledConn->isOpen();
|
|
|
1576 |
if (!opened) {
|
|
|
1577 |
opened = unpooledConn->open();
|
|
|
1578 |
}
|
|
|
1579 |
}
|
|
|
1580 |
}
|
|
|
1581 |
}
|
|
|
1582 |
|
|
|
1583 |
|
|
|
1584 |
if (opened) {
|
|
|
1585 |
setStatus("");
|
|
|
1586 |
} else {
|
|
|
1587 |
setStatus("Failed to connect");
|
|
|
1588 |
}
|
|
|
1589 |
return opened;
|
|
|
1590 |
}
|
|
|
1591 |
|
|
|
1592 |
void NetworkStore::close() {
|
|
|
1593 |
if (!opened) {
|
|
|
1594 |
return;
|
|
|
1595 |
}
|
|
|
1596 |
opened = false;
|
|
|
1597 |
if (useConnPool) {
|
|
|
1598 |
if (smcBased) {
|
|
|
1599 |
g_connPool.close(smcService);
|
|
|
1600 |
} else {
|
|
|
1601 |
g_connPool.close(remoteHost, remotePort);
|
|
|
1602 |
}
|
|
|
1603 |
} else {
|
|
|
1604 |
if (unpooledConn != NULL) {
|
|
|
1605 |
unpooledConn->close();
|
|
|
1606 |
}
|
|
|
1607 |
}
|
|
|
1608 |
}
|
|
|
1609 |
|
|
|
1610 |
bool NetworkStore::isOpen() {
|
|
|
1611 |
return opened;
|
|
|
1612 |
}
|
|
|
1613 |
|
|
|
1614 |
shared_ptr<Store> NetworkStore::copy(const std::string &category) {
|
|
|
1615 |
NetworkStore *store = new NetworkStore(category, multiCategory);
|
|
|
1616 |
shared_ptr<Store> copied = shared_ptr<Store>(store);
|
|
|
1617 |
|
|
|
1618 |
store->useConnPool = useConnPool;
|
|
|
1619 |
store->smcBased = smcBased;
|
|
|
1620 |
store->timeout = timeout;
|
|
|
1621 |
store->remoteHost = remoteHost;
|
|
|
1622 |
store->remotePort = remotePort;
|
|
|
1623 |
store->smcService = smcService;
|
|
|
1624 |
|
|
|
1625 |
return copied;
|
|
|
1626 |
}
|
|
|
1627 |
|
|
|
1628 |
bool NetworkStore::handleMessages(boost::shared_ptr<logentry_vector_t> messages) {
|
|
|
1629 |
if (!isOpen()) {
|
|
|
1630 |
LOG_OPER("[%s] Logic error: NetworkStore::handleMessages called on closed store", categoryHandled.c_str());
|
|
|
1631 |
return false;
|
|
|
1632 |
} else if (useConnPool) {
|
|
|
1633 |
if (smcBased) {
|
|
|
1634 |
return g_connPool.send(smcService, messages);
|
|
|
1635 |
} else {
|
|
|
1636 |
return g_connPool.send(remoteHost, remotePort, messages);
|
|
|
1637 |
}
|
|
|
1638 |
} else {
|
|
|
1639 |
if (unpooledConn) {
|
|
|
1640 |
return unpooledConn->send(messages);
|
|
|
1641 |
} else {
|
|
|
1642 |
LOG_OPER("[%s] Logic error: NetworkStore::handleMessages unpooledConn is NULL", categoryHandled.c_str());
|
|
|
1643 |
return false;
|
|
|
1644 |
}
|
|
|
1645 |
}
|
|
|
1646 |
}
|
|
|
1647 |
|
|
|
1648 |
void NetworkStore::flush() {
|
|
|
1649 |
// Nothing to do
|
|
|
1650 |
}
|
|
|
1651 |
|
|
|
1652 |
BucketStore::BucketStore(const string& category, bool multi_category)
|
|
|
1653 |
: Store(category, "bucket", multi_category),
|
|
|
1654 |
bucketType(context_log),
|
|
|
1655 |
delimiter(DEFAULT_BUCKETSTORE_DELIMITER),
|
|
|
1656 |
removeKey(false),
|
|
|
1657 |
opened(false),
|
|
|
1658 |
bucketRange(0),
|
|
|
1659 |
numBuckets(1) {
|
|
|
1660 |
}
|
|
|
1661 |
|
|
|
1662 |
BucketStore::~BucketStore() {
|
|
|
1663 |
|
|
|
1664 |
}
|
|
|
1665 |
|
|
|
1666 |
// Given a single bucket definition, create multiple buckets
|
|
|
1667 |
void BucketStore::createBucketsFromBucket(pStoreConf configuration,
|
|
|
1668 |
pStoreConf bucket_conf) {
|
|
|
1669 |
string error_msg, bucket_subdir, type, path, failure_bucket;
|
|
|
1670 |
bool needs_bucket_subdir = false;
|
|
|
1671 |
unsigned long bucket_offset = 0;
|
|
|
1672 |
pStoreConf tmp;
|
|
|
1673 |
|
|
|
1674 |
// check for extra bucket definitions
|
|
|
1675 |
if (configuration->getStore("bucket0", tmp) ||
|
|
|
1676 |
configuration->getStore("bucket1", tmp)) {
|
|
|
1677 |
error_msg = "bucket store has too many buckets defined";
|
|
|
1678 |
goto handle_error;
|
|
|
1679 |
}
|
|
|
1680 |
|
|
|
1681 |
bucket_conf->getString("type", type);
|
|
|
1682 |
if (type != "file" && type != "thriftfile") {
|
|
|
1683 |
error_msg = "store contained in a bucket store must have a type of ";
|
|
|
1684 |
error_msg += "either file or thriftfile if not defined explicitely";
|
|
|
1685 |
goto handle_error;
|
|
|
1686 |
}
|
|
|
1687 |
|
|
|
1688 |
needs_bucket_subdir = true;
|
|
|
1689 |
if (!configuration->getString("bucket_subdir", bucket_subdir)) {
|
|
|
1690 |
error_msg =
|
|
|
1691 |
"bucketizer containing file stores must have a bucket_subdir";
|
|
|
1692 |
goto handle_error;
|
|
|
1693 |
}
|
|
|
1694 |
if (!bucket_conf->getString("file_path", path)) {
|
|
|
1695 |
error_msg =
|
|
|
1696 |
"file store contained by bucketizer must have a file_path";
|
|
|
1697 |
goto handle_error;
|
|
|
1698 |
}
|
|
|
1699 |
|
|
|
1700 |
// set starting bucket number if specified
|
|
|
1701 |
configuration->getUnsigned("bucket_offset", bucket_offset);
|
|
|
1702 |
|
|
|
1703 |
// check if failure bucket was given a different name
|
|
|
1704 |
configuration->getString("failure_bucket", failure_bucket);
|
|
|
1705 |
|
|
|
1706 |
// We actually create numBuckets + 1 stores. Messages are normally
|
|
|
1707 |
// hashed into buckets 1 through numBuckets, and messages that can't
|
|
|
1708 |
// be hashed are put in bucket 0.
|
|
|
1709 |
|
|
|
1710 |
for (unsigned int i = 0; i <= numBuckets; ++i) {
|
|
|
1711 |
|
|
|
1712 |
shared_ptr<Store> newstore =
|
|
|
1713 |
createStore(type, categoryHandled, false, multiCategory);
|
|
|
1714 |
|
|
|
1715 |
if (!newstore) {
|
|
|
1716 |
error_msg = "can't create store of type: ";
|
|
|
1717 |
error_msg += type;
|
|
|
1718 |
goto handle_error;
|
|
|
1719 |
}
|
|
|
1720 |
|
|
|
1721 |
// For file/thrift file buckets, create unique filepath for each bucket
|
|
|
1722 |
if (needs_bucket_subdir) {
|
|
|
1723 |
if (i == 0 && !failure_bucket.empty()) {
|
|
|
1724 |
bucket_conf->setString("file_path", path + '/' + failure_bucket);
|
|
|
1725 |
} else {
|
|
|
1726 |
// the bucket number is appended to the file path
|
|
|
1727 |
unsigned int bucket_id = i + bucket_offset;
|
|
|
1728 |
|
|
|
1729 |
ostringstream oss;
|
|
|
1730 |
oss << path << '/' << bucket_subdir << setw(3) << setfill('0')
|
|
|
1731 |
<< bucket_id;
|
|
|
1732 |
bucket_conf->setString("file_path", oss.str());
|
|
|
1733 |
}
|
|
|
1734 |
}
|
|
|
1735 |
|
|
|
1736 |
buckets.push_back(newstore);
|
|
|
1737 |
newstore->configure(bucket_conf);
|
|
|
1738 |
}
|
|
|
1739 |
|
|
|
1740 |
return;
|
|
|
1741 |
|
|
|
1742 |
handle_error:
|
|
|
1743 |
setStatus(error_msg);
|
|
|
1744 |
LOG_OPER("[%s] Bad config - %s", categoryHandled.c_str(),
|
|
|
1745 |
error_msg.c_str());
|
|
|
1746 |
numBuckets = 0;
|
|
|
1747 |
buckets.clear();
|
|
|
1748 |
}
|
|
|
1749 |
|
|
|
1750 |
// Checks for a bucket definition for every bucket from 0 to numBuckets
|
|
|
1751 |
// and configures each bucket
|
|
|
1752 |
void BucketStore::createBuckets(pStoreConf configuration) {
|
|
|
1753 |
string error_msg, tmp_string;
|
|
|
1754 |
pStoreConf tmp;
|
|
|
1755 |
unsigned long i;
|
|
|
1756 |
|
|
|
1757 |
if (configuration->getString("bucket_subdir", tmp_string)) {
|
|
|
1758 |
error_msg =
|
|
|
1759 |
"cannot have bucket_subdir when defining multiple buckets";
|
|
|
1760 |
goto handle_error;
|
|
|
1761 |
}
|
|
|
1762 |
|
|
|
1763 |
if (configuration->getString("bucket_offset", tmp_string)) {
|
|
|
1764 |
error_msg =
|
|
|
1765 |
"cannot have bucket_offset when defining multiple buckets";
|
|
|
1766 |
goto handle_error;
|
|
|
1767 |
}
|
|
|
1768 |
|
|
|
1769 |
if (configuration->getString("failure_bucket", tmp_string)) {
|
|
|
1770 |
error_msg =
|
|
|
1771 |
"cannot have failure_bucket when defining multiple buckets";
|
|
|
1772 |
goto handle_error;
|
|
|
1773 |
}
|
|
|
1774 |
|
|
|
1775 |
// Configure stores named 'bucket0, bucket1, bucket2, ... bucket{numBuckets}
|
|
|
1776 |
for (i = 0; i <= numBuckets; i++) {
|
|
|
1777 |
pStoreConf bucket_conf;
|
|
|
1778 |
string type, bucket_name;
|
|
|
1779 |
stringstream ss;
|
|
|
1780 |
|
|
|
1781 |
ss << "bucket" << i;
|
|
|
1782 |
bucket_name = ss.str();
|
|
|
1783 |
|
|
|
1784 |
if (!configuration->getStore(bucket_name, bucket_conf)) {
|
|
|
1785 |
error_msg = "could not find bucket definition for " +
|
|
|
1786 |
bucket_name;
|
|
|
1787 |
goto handle_error;
|
|
|
1788 |
}
|
|
|
1789 |
|
|
|
1790 |
if (!bucket_conf->getString("type", type)) {
|
|
|
1791 |
error_msg =
|
|
|
1792 |
"store contained in a bucket store must have a type";
|
|
|
1793 |
goto handle_error;
|
|
|
1794 |
}
|
|
|
1795 |
|
|
|
1796 |
shared_ptr<Store> bucket =
|
|
|
1797 |
createStore(type, categoryHandled, false, multiCategory);
|
|
|
1798 |
|
|
|
1799 |
buckets.push_back(bucket);
|
|
|
1800 |
bucket->configure(bucket_conf);
|
|
|
1801 |
}
|
|
|
1802 |
|
|
|
1803 |
// Check if an extra bucket is defined
|
|
|
1804 |
if (configuration->getStore("bucket" + (numBuckets + 1), tmp)) {
|
|
|
1805 |
error_msg = "bucket store has too many buckets defined";
|
|
|
1806 |
goto handle_error;
|
|
|
1807 |
}
|
|
|
1808 |
|
|
|
1809 |
return;
|
|
|
1810 |
|
|
|
1811 |
handle_error:
|
|
|
1812 |
setStatus(error_msg);
|
|
|
1813 |
LOG_OPER("[%s] Bad config - %s", categoryHandled.c_str(),
|
|
|
1814 |
error_msg.c_str());
|
|
|
1815 |
numBuckets = 0;
|
|
|
1816 |
buckets.clear();
|
|
|
1817 |
}
|
|
|
1818 |
|
|
|
1819 |
/**
|
|
|
1820 |
* Buckets in a bucket store can be defined explicitly or implicitly:
|
|
|
1821 |
*
|
|
|
1822 |
* #Explicitly
|
|
|
1823 |
* <store>
|
|
|
1824 |
* type=bucket
|
|
|
1825 |
* num_buckets=2
|
|
|
1826 |
* bucket_type=key_hash
|
|
|
1827 |
*
|
|
|
1828 |
* <bucket0>
|
|
|
1829 |
* ...
|
|
|
1830 |
* </bucket0>
|
|
|
1831 |
*
|
|
|
1832 |
* <bucket1>
|
|
|
1833 |
* ...
|
|
|
1834 |
* </bucket1>
|
|
|
1835 |
*
|
|
|
1836 |
* <bucket2>
|
|
|
1837 |
* ...
|
|
|
1838 |
* </bucket2>
|
|
|
1839 |
* </store>
|
|
|
1840 |
*
|
|
|
1841 |
* #Implicitly
|
|
|
1842 |
* <store>
|
|
|
1843 |
* type=bucket
|
|
|
1844 |
* num_buckets=2
|
|
|
1845 |
* bucket_type=key_hash
|
|
|
1846 |
*
|
|
|
1847 |
* <bucket>
|
|
|
1848 |
* ...
|
|
|
1849 |
* </bucket>
|
|
|
1850 |
* </store>
|
|
|
1851 |
*/
|
|
|
1852 |
void BucketStore::configure(pStoreConf configuration) {
|
|
|
1853 |
|
|
|
1854 |
string error_msg, bucketizer_str, remove_key_str;
|
|
|
1855 |
unsigned long delim_long = 0;
|
|
|
1856 |
pStoreConf bucket_conf;
|
|
|
1857 |
//set this to true for bucket types that have a delimiter
|
|
|
1858 |
bool need_delimiter = false;
|
|
|
1859 |
|
|
|
1860 |
configuration->getString("bucket_type", bucketizer_str);
|
|
|
1861 |
|
|
|
1862 |
// Figure out th bucket type from the bucketizer string
|
|
|
1863 |
if (0 == bucketizer_str.compare("context_log")) {
|
|
|
1864 |
bucketType = context_log;
|
|
|
1865 |
} else if (0 == bucketizer_str.compare("random")) {
|
|
|
1866 |
bucketType = random;
|
|
|
1867 |
} else if (0 == bucketizer_str.compare("key_hash")) {
|
|
|
1868 |
bucketType = key_hash;
|
|
|
1869 |
need_delimiter = true;
|
|
|
1870 |
} else if (0 == bucketizer_str.compare("key_modulo")) {
|
|
|
1871 |
bucketType = key_modulo;
|
|
|
1872 |
need_delimiter = true;
|
|
|
1873 |
} else if (0 == bucketizer_str.compare("key_range")) {
|
|
|
1874 |
bucketType = key_range;
|
|
|
1875 |
need_delimiter = true;
|
|
|
1876 |
configuration->getUnsigned("bucket_range", bucketRange);
|
|
|
1877 |
|
|
|
1878 |
if (bucketRange == 0) {
|
|
|
1879 |
LOG_OPER("[%s] config warning - bucket_range is 0",
|
|
|
1880 |
categoryHandled.c_str());
|
|
|
1881 |
}
|
|
|
1882 |
}
|
|
|
1883 |
|
|
|
1884 |
// This is either a key_hash or key_modulo, not context log, figure out the delimiter and store it
|
|
|
1885 |
if (need_delimiter) {
|
|
|
1886 |
configuration->getUnsigned("delimiter", delim_long);
|
|
|
1887 |
if (delim_long > 255) {
|
|
|
1888 |
LOG_OPER("[%s] config warning - delimiter is too large to fit in a char, using default", categoryHandled.c_str());
|
|
|
1889 |
delimiter = DEFAULT_BUCKETSTORE_DELIMITER;
|
|
|
1890 |
} else if (delim_long == 0) {
|
|
|
1891 |
LOG_OPER("[%s] config warning - delimiter is zero, using default", categoryHandled.c_str());
|
|
|
1892 |
delimiter = DEFAULT_BUCKETSTORE_DELIMITER;
|
|
|
1893 |
} else {
|
|
|
1894 |
delimiter = (char)delim_long;
|
|
|
1895 |
}
|
|
|
1896 |
}
|
|
|
1897 |
|
|
|
1898 |
// Optionally remove the key and delimiter of each message before bucketizing
|
|
|
1899 |
configuration->getString("remove_key", remove_key_str);
|
|
|
1900 |
if (remove_key_str == "yes") {
|
|
|
1901 |
removeKey = true;
|
|
|
1902 |
|
|
|
1903 |
if (bucketType == context_log) {
|
|
|
1904 |
error_msg =
|
|
|
1905 |
"Bad config - bucketizer store of type context_log do not support remove_key";
|
|
|
1906 |
goto handle_error;
|
|
|
1907 |
}
|
|
|
1908 |
}
|
|
|
1909 |
|
|
|
1910 |
if (!configuration->getUnsigned("num_buckets", numBuckets)) {
|
|
|
1911 |
error_msg = "Bad config - bucket store must have num_buckets";
|
|
|
1912 |
goto handle_error;
|
|
|
1913 |
}
|
|
|
1914 |
|
|
|
1915 |
// Buckets can be defined explicitely or by specifying a single "bucket"
|
|
|
1916 |
if (configuration->getStore("bucket", bucket_conf)) {
|
|
|
1917 |
createBucketsFromBucket(configuration, bucket_conf);
|
|
|
1918 |
} else {
|
|
|
1919 |
createBuckets(configuration);
|
|
|
1920 |
}
|
|
|
1921 |
|
|
|
1922 |
return;
|
|
|
1923 |
|
|
|
1924 |
handle_error:
|
|
|
1925 |
setStatus(error_msg);
|
|
|
1926 |
LOG_OPER("[%s] %s", categoryHandled.c_str(), error_msg.c_str());
|
|
|
1927 |
numBuckets = 0;
|
|
|
1928 |
buckets.clear();
|
|
|
1929 |
}
|
|
|
1930 |
|
|
|
1931 |
bool BucketStore::open() {
|
|
|
1932 |
// we have one extra bucket for messages we can't hash
|
|
|
1933 |
if (numBuckets <= 0 || buckets.size() != numBuckets + 1) {
|
|
|
1934 |
LOG_OPER("[%s] Can't open bucket store with <%d> of <%lu> buckets", categoryHandled.c_str(), (int)buckets.size(), numBuckets);
|
|
|
1935 |
return false;
|
|
|
1936 |
}
|
|
|
1937 |
|
|
|
1938 |
for (std::vector<shared_ptr<Store> >::iterator iter = buckets.begin();
|
|
|
1939 |
iter != buckets.end();
|
|
|
1940 |
++iter) {
|
|
|
1941 |
|
|
|
1942 |
if (!(*iter)->open()) {
|
|
|
1943 |
close();
|
|
|
1944 |
opened = false;
|
|
|
1945 |
return false;
|
|
|
1946 |
}
|
|
|
1947 |
}
|
|
|
1948 |
opened = true;
|
|
|
1949 |
return true;
|
|
|
1950 |
}
|
|
|
1951 |
|
|
|
1952 |
bool BucketStore::isOpen() {
|
|
|
1953 |
return opened;
|
|
|
1954 |
}
|
|
|
1955 |
|
|
|
1956 |
void BucketStore::close() {
|
|
|
1957 |
// don't check opened, because we can call this when some, but
|
|
|
1958 |
// not all, contained stores are opened. Calling close on a contained
|
|
|
1959 |
// store that's already closed shouldn't hurt anything.
|
|
|
1960 |
for (std::vector<shared_ptr<Store> >::iterator iter = buckets.begin();
|
|
|
1961 |
iter != buckets.end();
|
|
|
1962 |
++iter) {
|
|
|
1963 |
(*iter)->close();
|
|
|
1964 |
}
|
|
|
1965 |
opened = false;
|
|
|
1966 |
}
|
|
|
1967 |
|
|
|
1968 |
void BucketStore::flush() {
|
|
|
1969 |
for (std::vector<shared_ptr<Store> >::iterator iter = buckets.begin();
|
|
|
1970 |
iter != buckets.end();
|
|
|
1971 |
++iter) {
|
|
|
1972 |
(*iter)->flush();
|
|
|
1973 |
}
|
|
|
1974 |
}
|
|
|
1975 |
|
|
|
1976 |
string BucketStore::getStatus() {
|
|
|
1977 |
|
|
|
1978 |
string retval = Store::getStatus();
|
|
|
1979 |
|
|
|
1980 |
std::vector<shared_ptr<Store> >::iterator iter = buckets.begin();
|
|
|
1981 |
while (retval.empty() && iter != buckets.end()) {
|
|
|
1982 |
retval = (*iter)->getStatus();
|
|
|
1983 |
++iter;
|
|
|
1984 |
}
|
|
|
1985 |
return retval;
|
|
|
1986 |
}
|
|
|
1987 |
|
|
|
1988 |
void BucketStore::periodicCheck() {
|
|
|
1989 |
for (std::vector<shared_ptr<Store> >::iterator iter = buckets.begin();
|
|
|
1990 |
iter != buckets.end();
|
|
|
1991 |
++iter) {
|
|
|
1992 |
(*iter)->periodicCheck();
|
|
|
1993 |
}
|
|
|
1994 |
}
|
|
|
1995 |
|
|
|
1996 |
shared_ptr<Store> BucketStore::copy(const std::string &category) {
|
|
|
1997 |
BucketStore *store = new BucketStore(category, multiCategory);
|
|
|
1998 |
shared_ptr<Store> copied = shared_ptr<Store>(store);
|
|
|
1999 |
|
|
|
2000 |
store->numBuckets = numBuckets;
|
|
|
2001 |
store->bucketType = bucketType;
|
|
|
2002 |
store->delimiter = delimiter;
|
|
|
2003 |
|
|
|
2004 |
for (std::vector<shared_ptr<Store> >::iterator iter = buckets.begin();
|
|
|
2005 |
iter != buckets.end();
|
|
|
2006 |
++iter) {
|
|
|
2007 |
store->buckets.push_back((*iter)->copy(category));
|
|
|
2008 |
}
|
|
|
2009 |
|
|
|
2010 |
return copied;
|
|
|
2011 |
}
|
|
|
2012 |
|
|
|
2013 |
bool BucketStore::handleMessages(boost::shared_ptr<logentry_vector_t> messages) {
|
|
|
2014 |
bool success = true;
|
|
|
2015 |
|
|
|
2016 |
boost::shared_ptr<logentry_vector_t> failed_messages(new logentry_vector_t);
|
|
|
2017 |
vector<shared_ptr<logentry_vector_t> > bucketed_messages;
|
|
|
2018 |
bucketed_messages.resize(numBuckets + 1);
|
|
|
2019 |
|
|
|
2020 |
if (numBuckets == 0) {
|
|
|
2021 |
LOG_OPER("[%s] Failed to write - no buckets configured",
|
|
|
2022 |
categoryHandled.c_str());
|
|
|
2023 |
setStatus("Failed write to bucket store");
|
|
|
2024 |
return false;
|
|
|
2025 |
}
|
|
|
2026 |
|
|
|
2027 |
// batch messages by bucket
|
|
|
2028 |
for (logentry_vector_t::iterator iter = messages->begin();
|
|
|
2029 |
iter != messages->end();
|
|
|
2030 |
++iter) {
|
|
|
2031 |
unsigned bucket = bucketize((*iter)->message);
|
|
|
2032 |
|
|
|
2033 |
if (!bucketed_messages[bucket]) {
|
|
|
2034 |
bucketed_messages[bucket] =
|
|
|
2035 |
shared_ptr<logentry_vector_t> (new logentry_vector_t);
|
|
|
2036 |
}
|
|
|
2037 |
|
|
|
2038 |
bucketed_messages[bucket]->push_back(*iter);
|
|
|
2039 |
}
|
|
|
2040 |
|
|
|
2041 |
// handle all batches of messages
|
|
|
2042 |
for (unsigned long i = 0; i <= numBuckets; i++) {
|
|
|
2043 |
shared_ptr<logentry_vector_t> batch = bucketed_messages[i];
|
|
|
2044 |
|
|
|
2045 |
if (batch) {
|
|
|
2046 |
|
|
|
2047 |
if (removeKey) {
|
|
|
2048 |
// Create new set of messages with keys removed
|
|
|
2049 |
shared_ptr<logentry_vector_t> key_removed =
|
|
|
2050 |
shared_ptr<logentry_vector_t> (new logentry_vector_t);
|
|
|
2051 |
|
|
|
2052 |
for (logentry_vector_t::iterator iter = batch->begin();
|
|
|
2053 |
iter != batch->end();
|
|
|
2054 |
++iter) {
|
|
|
2055 |
logentry_ptr_t entry = logentry_ptr_t(new LogEntry);
|
|
|
2056 |
entry->category = (*iter)->category;
|
|
|
2057 |
entry->message = getMessageWithoutKey((*iter)->message);
|
|
|
2058 |
key_removed->push_back(entry);
|
|
|
2059 |
}
|
|
|
2060 |
batch = key_removed;
|
|
|
2061 |
}
|
|
|
2062 |
|
|
|
2063 |
if (!buckets[i]->handleMessages(batch)) {
|
|
|
2064 |
// keep track of messages that were not handled
|
|
|
2065 |
failed_messages->insert(failed_messages->end(),
|
|
|
2066 |
bucketed_messages[i]->begin(),
|
|
|
2067 |
bucketed_messages[i]->end());
|
|
|
2068 |
success = false;
|
|
|
2069 |
}
|
|
|
2070 |
}
|
|
|
2071 |
}
|
|
|
2072 |
|
|
|
2073 |
if (!success) {
|
|
|
2074 |
// return failed logentrys in messages
|
|
|
2075 |
messages->swap(*failed_messages);
|
|
|
2076 |
}
|
|
|
2077 |
|
|
|
2078 |
return success;
|
|
|
2079 |
}
|
|
|
2080 |
|
|
|
2081 |
unsigned long BucketStore::bucketize(const std::string& message) {
|
|
|
2082 |
|
|
|
2083 |
string::size_type length = message.length();
|
|
|
2084 |
|
|
|
2085 |
if (bucketType == context_log) {
|
|
|
2086 |
// the key is in ascii after the third delimiter
|
|
|
2087 |
char delim = 1;
|
|
|
2088 |
string::size_type pos = 0;
|
|
|
2089 |
for (int i = 0; i < 3; ++i) {
|
|
|
2090 |
pos = message.find(delim, pos);
|
|
|
2091 |
if (pos == string::npos || length <= pos + 1) {
|
|
|
2092 |
return 0;
|
|
|
2093 |
}
|
|
|
2094 |
++pos;
|
|
|
2095 |
}
|
|
|
2096 |
if (message[pos] == delim) {
|
|
|
2097 |
return 0;
|
|
|
2098 |
}
|
|
|
2099 |
|
|
|
2100 |
uint32_t id = strtoul(message.substr(pos).c_str(), NULL, 10);
|
|
|
2101 |
if (id == 0) {
|
|
|
2102 |
return 0;
|
|
|
2103 |
}
|
|
|
2104 |
|
|
|
2105 |
if (numBuckets == 0) {
|
|
|
2106 |
return 0;
|
|
|
2107 |
} else {
|
|
|
2108 |
return (integerhash::hash32(id) % numBuckets) + 1;
|
|
|
2109 |
}
|
|
|
2110 |
} else if (bucketType == random) {
|
|
|
2111 |
// return any random bucket
|
|
|
2112 |
return (rand() % numBuckets) + 1;
|
|
|
2113 |
} else {
|
|
|
2114 |
// just hash everything before the first user-defined delimiter
|
|
|
2115 |
string::size_type pos = message.find(delimiter);
|
|
|
2116 |
if (pos == string::npos) {
|
|
|
2117 |
// if no delimiter found, write to bucket 0
|
|
|
2118 |
return 0;
|
|
|
2119 |
}
|
|
|
2120 |
|
|
|
2121 |
string key = message.substr(0, pos).c_str();
|
|
|
2122 |
if (key.empty()) {
|
|
|
2123 |
// if no key found, write to bucket 0
|
|
|
2124 |
return 0;
|
|
|
2125 |
}
|
|
|
2126 |
|
|
|
2127 |
if (numBuckets == 0) {
|
|
|
2128 |
return 0;
|
|
|
2129 |
} else {
|
|
|
2130 |
switch (bucketType) {
|
|
|
2131 |
case key_modulo:
|
|
|
2132 |
// No hashing, just simple modulo
|
|
|
2133 |
return (atol(key.c_str()) % numBuckets) + 1;
|
|
|
2134 |
break;
|
|
|
2135 |
case key_range:
|
|
|
2136 |
if (bucketRange == 0) {
|
|
|
2137 |
return 0;
|
|
|
2138 |
} else {
|
|
|
2139 |
// Calculate what bucket this key would fall into if we used
|
|
|
2140 |
// bucket_range to compute the modulo
|
|
|
2141 |
double key_mod = atol(key.c_str()) % bucketRange;
|
|
|
2142 |
return (unsigned long) ((key_mod / bucketRange) * numBuckets) + 1;
|
|
|
2143 |
}
|
|
|
2144 |
break;
|
|
|
2145 |
case key_hash:
|
|
|
2146 |
default:
|
|
|
2147 |
// Hashing by default.
|
|
|
2148 |
return (strhash::hash32(key.c_str()) % numBuckets) + 1;
|
|
|
2149 |
break;
|
|
|
2150 |
}
|
|
|
2151 |
}
|
|
|
2152 |
}
|
|
|
2153 |
|
|
|
2154 |
return 0;
|
|
|
2155 |
}
|
|
|
2156 |
|
|
|
2157 |
string BucketStore::getMessageWithoutKey(const std::string& message) {
|
|
|
2158 |
string::size_type pos = message.find(delimiter);
|
|
|
2159 |
|
|
|
2160 |
if (pos == string::npos) {
|
|
|
2161 |
return message;
|
|
|
2162 |
}
|
|
|
2163 |
|
|
|
2164 |
return message.substr(pos+1);
|
|
|
2165 |
}
|
|
|
2166 |
|
|
|
2167 |
|
|
|
2168 |
NullStore::NullStore(const std::string& category, bool multi_category)
|
|
|
2169 |
: Store(category, "null", multi_category)
|
|
|
2170 |
{}
|
|
|
2171 |
|
|
|
2172 |
NullStore::~NullStore() {
|
|
|
2173 |
}
|
|
|
2174 |
|
|
|
2175 |
boost::shared_ptr<Store> NullStore::copy(const std::string &category) {
|
|
|
2176 |
NullStore *store = new NullStore(category, multiCategory);
|
|
|
2177 |
shared_ptr<Store> copied = shared_ptr<Store>(store);
|
|
|
2178 |
return copied;
|
|
|
2179 |
}
|
|
|
2180 |
|
|
|
2181 |
bool NullStore::open() {
|
|
|
2182 |
return true;
|
|
|
2183 |
}
|
|
|
2184 |
|
|
|
2185 |
bool NullStore::isOpen() {
|
|
|
2186 |
return true;
|
|
|
2187 |
}
|
|
|
2188 |
|
|
|
2189 |
void NullStore::configure(pStoreConf) {
|
|
|
2190 |
}
|
|
|
2191 |
|
|
|
2192 |
void NullStore::close() {
|
|
|
2193 |
}
|
|
|
2194 |
|
|
|
2195 |
bool NullStore::handleMessages(boost::shared_ptr<logentry_vector_t> messages) {
|
|
|
2196 |
g_Handler->incrementCounter("ignored", messages->size());
|
|
|
2197 |
return true;
|
|
|
2198 |
}
|
|
|
2199 |
|
|
|
2200 |
void NullStore::flush() {
|
|
|
2201 |
}
|
|
|
2202 |
|
|
|
2203 |
bool NullStore::readOldest(/*out*/ boost::shared_ptr<logentry_vector_t> messages,
|
|
|
2204 |
struct tm* now) {
|
|
|
2205 |
return true;
|
|
|
2206 |
}
|
|
|
2207 |
|
|
|
2208 |
bool NullStore::replaceOldest(boost::shared_ptr<logentry_vector_t> messages,
|
|
|
2209 |
struct tm* now) {
|
|
|
2210 |
return true;
|
|
|
2211 |
}
|
|
|
2212 |
|
|
|
2213 |
void NullStore::deleteOldest(struct tm* now) {
|
|
|
2214 |
}
|
|
|
2215 |
|
|
|
2216 |
bool NullStore::empty(struct tm* now) {
|
|
|
2217 |
return true;
|
|
|
2218 |
}
|
|
|
2219 |
|
|
|
2220 |
MultiStore::MultiStore(const std::string& category, bool multi_category)
|
|
|
2221 |
: Store(category, "multi", multi_category) {
|
|
|
2222 |
}
|
|
|
2223 |
|
|
|
2224 |
MultiStore::~MultiStore() {
|
|
|
2225 |
}
|
|
|
2226 |
|
|
|
2227 |
boost::shared_ptr<Store> MultiStore::copy(const std::string &category) {
|
|
|
2228 |
MultiStore *store = new MultiStore(category, multiCategory);
|
|
|
2229 |
store->report_success = this->report_success;
|
|
|
2230 |
boost::shared_ptr<Store> tmp_copy;
|
|
|
2231 |
for (std::vector<boost::shared_ptr<Store> >::iterator iter = stores.begin();
|
|
|
2232 |
iter != stores.end();
|
|
|
2233 |
++iter) {
|
|
|
2234 |
tmp_copy = (*iter)->copy(category);
|
|
|
2235 |
store->stores.push_back(tmp_copy);
|
|
|
2236 |
}
|
|
|
2237 |
|
|
|
2238 |
return shared_ptr<Store>(store);
|
|
|
2239 |
}
|
|
|
2240 |
|
|
|
2241 |
bool MultiStore::open() {
|
|
|
2242 |
bool all_result = true;
|
|
|
2243 |
bool any_result = false;
|
|
|
2244 |
bool cur_result;
|
|
|
2245 |
for (std::vector<boost::shared_ptr<Store> >::iterator iter = stores.begin();
|
|
|
2246 |
iter != stores.end();
|
|
|
2247 |
++iter) {
|
|
|
2248 |
cur_result = (*iter)->open();
|
|
|
2249 |
any_result |= cur_result;
|
|
|
2250 |
all_result &= cur_result;
|
|
|
2251 |
}
|
|
|
2252 |
return (report_success == SUCCESS_ALL) ? all_result : any_result;
|
|
|
2253 |
}
|
|
|
2254 |
|
|
|
2255 |
bool MultiStore::isOpen() {
|
|
|
2256 |
bool all_result = true;
|
|
|
2257 |
bool any_result = false;
|
|
|
2258 |
bool cur_result;
|
|
|
2259 |
for (std::vector<boost::shared_ptr<Store> >::iterator iter = stores.begin();
|
|
|
2260 |
iter != stores.end();
|
|
|
2261 |
++iter) {
|
|
|
2262 |
cur_result = (*iter)->isOpen();
|
|
|
2263 |
any_result |= cur_result;
|
|
|
2264 |
all_result &= cur_result;
|
|
|
2265 |
}
|
|
|
2266 |
return (report_success == SUCCESS_ALL) ? all_result : any_result;
|
|
|
2267 |
}
|
|
|
2268 |
|
|
|
2269 |
void MultiStore::configure(pStoreConf configuration) {
|
|
|
2270 |
/**
|
|
|
2271 |
* in this store, we look for other numbered stores
|
|
|
2272 |
* in the following fashion:
|
|
|
2273 |
* <store>
|
|
|
2274 |
* type=multi
|
|
|
2275 |
* report_success=all|any
|
|
|
2276 |
* <store0>
|
|
|
2277 |
* ...
|
|
|
2278 |
* </store0>
|
|
|
2279 |
...
|
|
|
2280 |
* <storen>
|
|
|
2281 |
* ...
|
|
|
2282 |
* </storen>
|
|
|
2283 |
* </store>
|
|
|
2284 |
*/
|
|
|
2285 |
pStoreConf cur_conf;
|
|
|
2286 |
string cur_type;
|
|
|
2287 |
boost::shared_ptr<Store> cur_store;
|
|
|
2288 |
string report_preference;
|
|
|
2289 |
|
|
|
2290 |
// find reporting preference
|
|
|
2291 |
if (configuration->getString("report_success", report_preference)) {
|
|
|
2292 |
if (0 == report_preference.compare("all")) {
|
|
|
2293 |
report_success = SUCCESS_ALL;
|
|
|
2294 |
LOG_OPER("[%s] MULTI: Logging success only if all stores succeed.",
|
|
|
2295 |
categoryHandled.c_str());
|
|
|
2296 |
} else if (0 == report_preference.compare("any")) {
|
|
|
2297 |
report_success = SUCCESS_ANY;
|
|
|
2298 |
LOG_OPER("[%s] MULTI: Logging success if any store succeeds.",
|
|
|
2299 |
categoryHandled.c_str());
|
|
|
2300 |
} else {
|
|
|
2301 |
LOG_OPER("[%s] MULTI: %s is an invalid value for report_success.",
|
|
|
2302 |
categoryHandled.c_str(), report_preference.c_str());
|
|
|
2303 |
setStatus("MULTI: Invalid report_success value.");
|
|
|
2304 |
return;
|
|
|
2305 |
}
|
|
|
2306 |
} else {
|
|
|
2307 |
report_success = SUCCESS_ALL;
|
|
|
2308 |
}
|
|
|
2309 |
|
|
|
2310 |
// find stores
|
|
|
2311 |
for (int i=0; ;++i) {
|
|
|
2312 |
stringstream ss;
|
|
|
2313 |
ss << "store" << i;
|
|
|
2314 |
if (!configuration->getStore(ss.str(), cur_conf)) {
|
|
|
2315 |
// allow this to be 0 or 1 indexed
|
|
|
2316 |
if (i == 0) {
|
|
|
2317 |
continue;
|
|
|
2318 |
}
|
|
|
2319 |
|
|
|
2320 |
// no store for this id? we're finished.
|
|
|
2321 |
break;
|
|
|
2322 |
} else {
|
|
|
2323 |
// find this store's type
|
|
|
2324 |
if (!cur_conf->getString("type", cur_type)) {
|
|
|
2325 |
LOG_OPER("[%s] MULTI: Store %d is missing type.", categoryHandled.c_str(), i);
|
|
|
2326 |
setStatus("MULTI: Store is missing type.");
|
|
|
2327 |
return;
|
|
|
2328 |
} else {
|
|
|
2329 |
// add it to the list
|
|
|
2330 |
cur_store = createStore(cur_type, categoryHandled, false, multiCategory);
|
|
|
2331 |
LOG_OPER("[%s] MULTI: Configured store of type %s successfully.",
|
|
|
2332 |
categoryHandled.c_str(), cur_type.c_str());
|
|
|
2333 |
cur_store->configure(cur_conf);
|
|
|
2334 |
stores.push_back(cur_store);
|
|
|
2335 |
}
|
|
|
2336 |
}
|
|
|
2337 |
}
|
|
|
2338 |
|
|
|
2339 |
if (stores.size() == 0) {
|
|
|
2340 |
setStatus("MULTI: No stores found, invalid store.");
|
|
|
2341 |
LOG_OPER("[%s] MULTI: No stores found, invalid store.", categoryHandled.c_str());
|
|
|
2342 |
}
|
|
|
2343 |
}
|
|
|
2344 |
|
|
|
2345 |
void MultiStore::close() {
|
|
|
2346 |
for (std::vector<boost::shared_ptr<Store> >::iterator iter = stores.begin();
|
|
|
2347 |
iter != stores.end();
|
|
|
2348 |
++iter) {
|
|
|
2349 |
(*iter)->close();
|
|
|
2350 |
}
|
|
|
2351 |
}
|
|
|
2352 |
|
|
|
2353 |
bool MultiStore::handleMessages(boost::shared_ptr<logentry_vector_t> messages) {
|
|
|
2354 |
bool all_result = true;
|
|
|
2355 |
bool any_result = false;
|
|
|
2356 |
bool cur_result;
|
|
|
2357 |
for (std::vector<boost::shared_ptr<Store> >::iterator iter = stores.begin();
|
|
|
2358 |
iter != stores.end();
|
|
|
2359 |
++iter) {
|
|
|
2360 |
cur_result = (*iter)->handleMessages(messages);
|
|
|
2361 |
any_result |= cur_result;
|
|
|
2362 |
all_result &= cur_result;
|
|
|
2363 |
}
|
|
|
2364 |
|
|
|
2365 |
// We cannot accurately report the number of messages not handled as messages
|
|
|
2366 |
// can be partially handled by a subset of stores. So a multistore failure
|
|
|
2367 |
// will over-record the number of lost messages.
|
|
|
2368 |
return (report_success == SUCCESS_ALL) ? all_result : any_result;
|
|
|
2369 |
}
|
|
|
2370 |
|
|
|
2371 |
void MultiStore::periodicCheck() {
|
|
|
2372 |
for (std::vector<boost::shared_ptr<Store> >::iterator iter = stores.begin();
|
|
|
2373 |
iter != stores.end();
|
|
|
2374 |
++iter) {
|
|
|
2375 |
(*iter)->periodicCheck();
|
|
|
2376 |
}
|
|
|
2377 |
}
|
|
|
2378 |
|
|
|
2379 |
void MultiStore::flush() {
|
|
|
2380 |
for (std::vector<boost::shared_ptr<Store> >::iterator iter = stores.begin();
|
|
|
2381 |
iter != stores.end();
|
|
|
2382 |
++iter) {
|
|
|
2383 |
(*iter)->flush();
|
|
|
2384 |
}
|
|
|
2385 |
}
|
|
|
2386 |
|
|
|
2387 |
CategoryStore::CategoryStore(const std::string& category, bool multiCategory)
|
|
|
2388 |
: Store(category, "category", multiCategory) {
|
|
|
2389 |
}
|
|
|
2390 |
|
|
|
2391 |
CategoryStore::CategoryStore(const std::string& category,
|
|
|
2392 |
const std::string& name, bool multiCategory)
|
|
|
2393 |
: Store(category, name, multiCategory) {
|
|
|
2394 |
}
|
|
|
2395 |
|
|
|
2396 |
CategoryStore::~CategoryStore() {
|
|
|
2397 |
}
|
|
|
2398 |
|
|
|
2399 |
boost::shared_ptr<Store> CategoryStore::copy(const std::string &category) {
|
|
|
2400 |
CategoryStore *store = new CategoryStore(category, multiCategory);
|
|
|
2401 |
|
|
|
2402 |
store->modelStore = modelStore->copy(category);
|
|
|
2403 |
|
|
|
2404 |
return shared_ptr<Store>(store);
|
|
|
2405 |
}
|
|
|
2406 |
|
|
|
2407 |
bool CategoryStore::open() {
|
|
|
2408 |
bool result = true;
|
|
|
2409 |
|
|
|
2410 |
for (map<string, shared_ptr<Store> >::iterator iter = stores.begin();
|
|
|
2411 |
iter != stores.end();
|
|
|
2412 |
++iter) {
|
|
|
2413 |
result &= iter->second->open();
|
|
|
2414 |
}
|
|
|
2415 |
|
|
|
2416 |
return result;
|
|
|
2417 |
}
|
|
|
2418 |
|
|
|
2419 |
bool CategoryStore::isOpen() {
|
|
|
2420 |
|
|
|
2421 |
for (map<string, shared_ptr<Store> >::iterator iter = stores.begin();
|
|
|
2422 |
iter != stores.end();
|
|
|
2423 |
++iter) {
|
|
|
2424 |
if (!iter->second->isOpen()) {
|
|
|
2425 |
return false;
|
|
|
2426 |
}
|
|
|
2427 |
}
|
|
|
2428 |
|
|
|
2429 |
return true;
|
|
|
2430 |
}
|
|
|
2431 |
|
|
|
2432 |
void CategoryStore::configure(pStoreConf configuration) {
|
|
|
2433 |
/**
|
|
|
2434 |
* Parse the store defined and use this store as a model to create a
|
|
|
2435 |
* new store for every new category we see later.
|
|
|
2436 |
* <store>
|
|
|
2437 |
* type=category
|
|
|
2438 |
* <model>
|
|
|
2439 |
* type=...
|
|
|
2440 |
* ...
|
|
|
2441 |
* </model>
|
|
|
2442 |
* </store>
|
|
|
2443 |
*/
|
|
|
2444 |
pStoreConf cur_conf;
|
|
|
2445 |
|
|
|
2446 |
if (!configuration->getStore("model", cur_conf)) {
|
|
|
2447 |
setStatus("CATEGORYSTORE: NO stores found, invalid store.");
|
|
|
2448 |
LOG_OPER("[%s] CATEGORYSTORE: No stores found, invalid store.",
|
|
|
2449 |
categoryHandled.c_str());
|
|
|
2450 |
} else {
|
|
|
2451 |
string cur_type;
|
|
|
2452 |
|
|
|
2453 |
// find this store's type
|
|
|
2454 |
if (!cur_conf->getString("type", cur_type)) {
|
|
|
2455 |
LOG_OPER("[%s] CATEGORYSTORE: Store is missing type.",
|
|
|
2456 |
categoryHandled.c_str());
|
|
|
2457 |
setStatus("CATEGORYSTORE: Store is missing type.");
|
|
|
2458 |
return;
|
|
|
2459 |
}
|
|
|
2460 |
|
|
|
2461 |
configureCommon(cur_conf, cur_type);
|
|
|
2462 |
}
|
|
|
2463 |
}
|
|
|
2464 |
|
|
|
2465 |
void CategoryStore::configureCommon(pStoreConf configuration,
|
|
|
2466 |
const string type) {
|
|
|
2467 |
// initialize model store
|
|
|
2468 |
modelStore = createStore(type, categoryHandled, false, false);
|
|
|
2469 |
LOG_OPER("[%s] %s: Configured store of type %s successfully.",
|
|
|
2470 |
categoryHandled.c_str(), getType().c_str(), type.c_str());
|
|
|
2471 |
modelStore->configure(configuration);
|
|
|
2472 |
}
|
|
|
2473 |
|
|
|
2474 |
void CategoryStore::close() {
|
|
|
2475 |
for (map<string, shared_ptr<Store> >::iterator iter = stores.begin();
|
|
|
2476 |
iter != stores.end();
|
|
|
2477 |
++iter) {
|
|
|
2478 |
iter->second->close();
|
|
|
2479 |
}
|
|
|
2480 |
}
|
|
|
2481 |
|
|
|
2482 |
bool CategoryStore::handleMessages(boost::shared_ptr<logentry_vector_t> messages) {
|
|
|
2483 |
shared_ptr<logentry_vector_t> singleMessage(new logentry_vector_t);
|
|
|
2484 |
shared_ptr<logentry_vector_t> failed_messages(new logentry_vector_t);
|
|
|
2485 |
logentry_vector_t::iterator message_iter;
|
|
|
2486 |
|
|
|
2487 |
for (message_iter = messages->begin();
|
|
|
2488 |
message_iter != messages->end();
|
|
|
2489 |
++message_iter) {
|
|
|
2490 |
map<string, shared_ptr<Store> >::iterator store_iter;
|
|
|
2491 |
shared_ptr<Store> store;
|
|
|
2492 |
string category = (*message_iter)->category;
|
|
|
2493 |
|
|
|
2494 |
store_iter = stores.find(category);
|
|
|
2495 |
|
|
|
2496 |
if (store_iter == stores.end()) {
|
|
|
2497 |
// Create new store for this category
|
|
|
2498 |
store = modelStore->copy(category);
|
|
|
2499 |
store->open();
|
|
|
2500 |
stores[category] = store;
|
|
|
2501 |
} else {
|
|
|
2502 |
store = store_iter->second;
|
|
|
2503 |
}
|
|
|
2504 |
|
|
|
2505 |
if (store == NULL || !store->isOpen()) {
|
|
|
2506 |
LOG_OPER("[%s] Failed to open store for category <%s>",
|
|
|
2507 |
categoryHandled.c_str(), category.c_str());
|
|
|
2508 |
failed_messages->push_back(*message_iter);
|
|
|
2509 |
continue;
|
|
|
2510 |
}
|
|
|
2511 |
|
|
|
2512 |
// send this message to the store that handles this category
|
|
|
2513 |
singleMessage->clear();
|
|
|
2514 |
singleMessage->push_back(*message_iter);
|
|
|
2515 |
|
|
|
2516 |
if (!store->handleMessages(singleMessage)) {
|
|
|
2517 |
LOG_OPER("[%s] Failed to handle message for category <%s>",
|
|
|
2518 |
categoryHandled.c_str(), category.c_str());
|
|
|
2519 |
failed_messages->push_back(*message_iter);
|
|
|
2520 |
continue;
|
|
|
2521 |
}
|
|
|
2522 |
}
|
|
|
2523 |
|
|
|
2524 |
if (!failed_messages->empty()) {
|
|
|
2525 |
// Did not handle all messages, update message vector
|
|
|
2526 |
messages->swap(*failed_messages);
|
|
|
2527 |
return false;
|
|
|
2528 |
} else {
|
|
|
2529 |
return true;
|
|
|
2530 |
}
|
|
|
2531 |
}
|
|
|
2532 |
|
|
|
2533 |
void CategoryStore::periodicCheck() {
|
|
|
2534 |
for (map<string, shared_ptr<Store> >::iterator iter = stores.begin();
|
|
|
2535 |
iter != stores.end();
|
|
|
2536 |
++iter) {
|
|
|
2537 |
iter->second->periodicCheck();
|
|
|
2538 |
}
|
|
|
2539 |
}
|
|
|
2540 |
|
|
|
2541 |
void CategoryStore::flush() {
|
|
|
2542 |
for (map<string, shared_ptr<Store> >::iterator iter = stores.begin();
|
|
|
2543 |
iter != stores.end();
|
|
|
2544 |
++iter) {
|
|
|
2545 |
iter->second->flush();
|
|
|
2546 |
}
|
|
|
2547 |
}
|
|
|
2548 |
|
|
|
2549 |
MultiFileStore::MultiFileStore(const std::string& category, bool multi_category)
|
|
|
2550 |
: CategoryStore(category, "MultiFileStore", multi_category) {
|
|
|
2551 |
}
|
|
|
2552 |
|
|
|
2553 |
MultiFileStore::~MultiFileStore() {
|
|
|
2554 |
}
|
|
|
2555 |
|
|
|
2556 |
void MultiFileStore::configure(pStoreConf configuration) {
|
|
|
2557 |
configureCommon(configuration, "file");
|
|
|
2558 |
}
|
|
|
2559 |
|
|
|
2560 |
ThriftMultiFileStore::ThriftMultiFileStore(const std::string& category,
|
|
|
2561 |
bool multi_category)
|
|
|
2562 |
: CategoryStore(category, "ThriftMultiFileStore", multi_category) {
|
|
|
2563 |
}
|
|
|
2564 |
|
|
|
2565 |
ThriftMultiFileStore::~ThriftMultiFileStore() {
|
|
|
2566 |
}
|
|
|
2567 |
|
|
|
2568 |
void ThriftMultiFileStore::configure(pStoreConf configuration) {
|
|
|
2569 |
configureCommon(configuration, "thriftfile");
|
|
|
2570 |
}
|