src/mgr/InfoAction.h

   1 /*
   2  * Copyright (C) 1996-2016 The Squid Software Foundation and contributors
   3  *
   4  * Squid software is distributed under GPLv2+ license and includes
   5  * contributions from numerous individuals and organizations.
   6  * Please see the COPYING and CONTRIBUTORS files for details.
   7  */
   8
   9 /* DEBUG: section 16    Cache Manager API */
  10
  11 #ifndef SQUID_MGR_INFO_ACTION_H
  12 #define SQUID_MGR_INFO_ACTION_H
  13
  14 #include "mgr/Action.h"
  15 #include "StoreStats.h"
  16
  17 namespace Mgr
  18 {
  19
  20 /// store general runtime information
  21 /// and memory usage
  22 class InfoActionData
  23 {
  24 public:
  25     InfoActionData();
  26     InfoActionData& operator += (const InfoActionData& stats);
  27
  28 public:
  29     struct timeval squid_start;
  30     struct timeval current_time;
  31     double client_http_clients;
  32     double client_http_requests;
  33     double icp_pkts_recv;
  34     double icp_pkts_sent;
  35     double icp_replies_queued;
  36 #if USE_HTCP
  37     double htcp_pkts_recv;
  38     double htcp_pkts_sent;
  39 #endif
  40     double request_failure_ratio;
  41     double avg_client_http_requests;
  42     double avg_icp_messages;
  43     double select_loops;
  44     double avg_loop_time;
  45     double request_hit_ratio5;
  46     double request_hit_ratio60;
  47     double byte_hit_ratio5;
  48     double byte_hit_ratio60;
  49     double request_hit_mem_ratio5;
  50     double request_hit_mem_ratio60;
  51     double request_hit_disk_ratio5;
  52     double request_hit_disk_ratio60;
  53
  54     StoreInfoStats store; ///< disk and memory cache statistics
  55
  56     double unlink_requests;
  57     double http_requests5;
  58     double http_requests60;
  59     double cache_misses5;
  60     double cache_misses60;
  61     double cache_hits5;
  62     double cache_hits60;
  63     double near_hits5;
  64     double near_hits60;
  65     double not_modified_replies5;
  66     double not_modified_replies60;
  67     double dns_lookups5;
  68     double dns_lookups60;
  69     double icp_queries5;
  70     double icp_queries60;
  71     double up_time;
  72     double cpu_time;
  73     double cpu_usage;
  74     double cpu_usage5;
  75     double cpu_usage60;
  76     double maxrss;
  77     double page_faults;
  78 #if HAVE_MSTATS && HAVE_GNUMALLOC_H
  79     double ms_bytes_total;
  80     double ms_bytes_free;
  81 #endif
  82     double total_accounted;
  83     double gb_saved_count;
  84     double gb_freed_count;
  85     double max_fd;
  86     double biggest_fd;
  87     double number_fd;
  88     double opening_fd;
  89     double num_fd_free;
  90     double reserved_fd;
  91     unsigned int count;
  92 };
  93
  94 /// implement aggregated 'info' action
  95 class InfoAction: public Action
  96 {
  97 protected:
  98     InfoAction(const CommandPointer &cmd);
  99
 100 public:
 101     static Pointer Create(const CommandPointer &cmd);
 102     /* Action API */
 103     virtual void add(const Action& action);
 104     virtual void respond(const Request& request);
 105     virtual void pack(Ipc::TypedMsgHdr& msg) const;
 106     virtual void unpack(const Ipc::TypedMsgHdr& msg);
 107
 108 protected:
 109     /* Action API */
 110     virtual void collect();
 111     virtual void dump(StoreEntry* entry);
 112
 113 private:
 114     InfoActionData data;
 115 };
 116
 117 } // namespace Mgr
 118
 119 #endif /* SQUID_MGR_INFO_ACTION_H */
 120