Page Speed Optimization Libraries  1.4.26.1
net/instaweb/http/public/log_record.h
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00001 /*
00002  * Copyright 2012 Google Inc.
00003  *
00004  * Licensed under the Apache License, Version 2.0 (the "License");
00005  * you may not use this file except in compliance with the License.
00006  * You may obtain a copy of the License at
00007  *
00008  *      http:///www.apache.org/licenses/LICENSE-2.0
00009  *
00010  * Unless required by applicable law or agreed to in writing, software
00011  * distributed under the License is distributed on an "AS IS" BASIS,
00012  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013  * See the License for the specific language governing permissions and
00014  * limitations under the License.
00015  */
00016 
00018 
00019 #ifndef NET_INSTAWEB_HTTP_PUBLIC_LOG_RECORD_H_
00020 #define NET_INSTAWEB_HTTP_PUBLIC_LOG_RECORD_H_
00021 
00022 #include <map>
00023 #include "net/instaweb/http/public/logging_proto.h"
00024 #include "net/instaweb/http/public/logging_proto_impl.h"
00025 #include "net/instaweb/util/public/basictypes.h"
00026 #include "net/instaweb/util/public/gtest_prod.h"
00027 #include "net/instaweb/util/public/scoped_ptr.h"
00028 #include "net/instaweb/util/public/string.h"
00029 #include "net/instaweb/util/public/string_util.h"
00030 
00034 
00035 
00036 namespace net_instaweb {
00037 
00038 class AbstractMutex;
00039 
00053 
00056 class LogRecord  {
00057  public:
00060   explicit LogRecord(AbstractMutex* mutex);
00061   virtual ~LogRecord();
00062 
00067   GoogleString AppliedRewritersString();
00068 
00073   RewriterInfo* NewRewriterInfo(const char* rewriter_id);
00074 
00077   void SetRewriterLoggingStatus(
00078       const char* rewriter_id, RewriterInfo::RewriterApplicationStatus status);
00079 
00082   void SetRewriterLoggingStatus(
00083       const char* rewriter_id, const GoogleString& url,
00084       RewriterInfo::RewriterApplicationStatus status);
00085 
00089   void LogRewriterHtmlStatus(const char* rewriter_id,
00090                              RewriterStats::RewriterHtmlStatus status);
00091 
00094   void LogRewriterApplicationStatus(
00095       const char* rewriter_id, RewriterInfo::RewriterApplicationStatus status);
00096 
00099   virtual LoggingInfo* logging_info();
00100 
00102   void SetIsHtml(bool is_html);
00103 
00105   int AddPropertyCohortInfo(const GoogleString& cohort);
00106 
00109   void AddFoundPropertyToCohortInfo(int index, const GoogleString& property);
00110 
00113   void SetCacheStatusForCohortInfo(int index, bool found, int key_state);
00114 
00117   void SetDeviceAndCacheTypeForCohortInfo(
00118       int index, int device_type, int cache_type);
00119 
00123   void SetBlinkRequestFlow(int flow);
00124   void SetCacheHtmlRequestFlow(int flow);
00125   void SetIsOriginalResourceCacheable(bool cacheable);
00126   void SetTimingRequestStartMs(int64 ms);
00127   void SetTimingHeaderFetchMs(int64 ms);
00128   void SetTimingFetchMs(int64 ms);
00129   int64 GetTimingFetchMs();
00130   void SetTimingProcessingTimeMs(int64 ms);
00137   void UpdateTimingInfoWithFetchStartTime(int64 start_time_ms);
00138 
00140   void SetBlinkInfo(const GoogleString& user_agent);
00141 
00143   void SetCacheHtmlLoggingInfo(const GoogleString& user_agent);
00144 
00146   void LogFlushEarlyActivity(
00147       const char* id,
00148       const GoogleString& url,
00149       RewriterInfo::RewriterApplicationStatus status,
00150       FlushEarlyResourceInfo::ContentType content_type,
00151       FlushEarlyResourceInfo::ResourceType resource_type,
00152       bool is_bandwidth_affected,
00153       bool in_head);
00154 
00156   void LogImageRewriteActivity(
00157       const char* id,
00158       const GoogleString& url,
00159       RewriterInfo::RewriterApplicationStatus status,
00160       bool is_image_inlined,
00161       bool is_critical_image,
00162       bool try_low_res_src_insertion,
00163       bool low_res_src_inserted,
00164       int low_res_data_size);
00165 
00167   void LogJsDisableFilter(const char* id, bool has_pagespeed_no_defer);
00168 
00169   void LogLazyloadFilter(const char* id,
00170                          RewriterInfo::RewriterApplicationStatus status,
00171                          bool is_blacklisted, bool is_critical);
00172 
00175   bool WriteLog();
00176 
00179   AbstractMutex* mutex() { return mutex_.get(); }
00180 
00183   void SetRewriterInfoMaxSize(int x);
00184 
00187   void SetAllowLoggingUrls(bool allow_logging_urls);
00188 
00191   void SetLogUrlIndices(bool log_url_indices);
00192 
00194   void SetNumHtmlCriticalImages(int num_html_critical_images);
00195 
00197   void SetNumCssCriticalImages(int num_css_critical_images);
00198 
00200   void SetImageStats(int num_img_tags, int num_inlined_img_tags);
00201 
00203   void SetCriticalCssInfo(int critical_inlined_bytes,
00204                           int original_external_bytes,
00205                           int overhead_bytes);
00206 
00207  protected:
00212   LogRecord();
00213 
00214   void set_mutex(AbstractMutex* m);
00215 
00217   virtual void SetBlinkInfoImpl(const GoogleString& user_agent) {}
00218 
00220   void SetCacheHtmlInfoImpl(const GoogleString& user_agent) {}
00223   virtual bool WriteLogImpl() { return true; }
00224 
00225  private:
00227   void InitLogging();
00228 
00229   void PopulateUrl(
00230       const GoogleString& url, RewriteResourceInfo* rewrite_resource_info);
00231 
00234   void PopulateRewriterStatusCounts();
00235 
00236   scoped_ptr<LoggingInfo> logging_info_;
00237 
00240   scoped_ptr<AbstractMutex> mutex_;
00241 
00243   int rewriter_info_max_size_;
00244 
00246   bool allow_logging_urls_;
00247 
00249   bool log_url_indices_;
00250 
00252   StringIntMap url_index_map_;
00253 
00255   struct RewriterStatsInternal {
00256     RewriterStats::RewriterHtmlStatus html_status;
00257 
00259     std::map<int, int> status_counts;
00260 
00261     RewriterStatsInternal() : html_status(RewriterStats::UNKNOWN_STATUS) {}
00262   };
00263   typedef std::map<GoogleString, RewriterStatsInternal> RewriterStatsMap;
00264   RewriterStatsMap rewriter_stats_;
00265 
00266   DISALLOW_COPY_AND_ASSIGN(LogRecord);
00267 };
00268 
00269 }  
00270 
00271 #endif  ///< NET_INSTAWEB_HTTP_PUBLIC_LOG_RECORD_H_
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