src/LogTags.cc

   1 /*
   2  * Copyright (C) 1996-2020 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 #include "squid.h"
  10 #include "Debug.h"
  11 #include "LogTags.h"
  12
  13 // old deprecated tag strings
  14 const char * LogTags::Str_[] = {
  15     "TAG_NONE",
  16     "TCP_HIT",
  17     "TCP_MISS",
  18     "TCP_REFRESH_UNMODIFIED",
  19     "TCP_REFRESH_FAIL_OLD",
  20     "TCP_REFRESH_FAIL_ERR",
  21     "TCP_REFRESH_MODIFIED",
  22     "TCP_REFRESH",
  23     "TCP_CLIENT_REFRESH_MISS",
  24     "TCP_IMS_HIT",
  25     "TCP_INM_HIT",
  26     "TCP_SWAPFAIL_MISS",
  27     "TCP_NEGATIVE_HIT",
  28     "TCP_MEM_HIT",
  29     "TCP_DENIED",
  30     "TCP_DENIED_REPLY",
  31     "TCP_OFFLINE_HIT",
  32     "TCP_REDIRECT",
  33     "TCP_TUNNEL",
  34     "UDP_HIT",
  35     "UDP_MISS",
  36     "UDP_DENIED",
  37     "UDP_INVALID",
  38     "UDP_MISS_NOFETCH",
  39     "ICP_QUERY",
  40     "TYPE_MAX"
  41 };
  42
  43 void
  44 LogTags::update(const LogTags_ot t)
  45 {
  46     assert(t < LOG_TYPE_MAX);
  47     debugs(83, 7, Str_[oldType] << " to " << Str_[t]);
  48     oldType = t;
  49 }
  50
  51 /*
  52  * This method is documented in http://wiki.squid-cache.org/SquidFaq/SquidLogs#Squid_result_codes
  53  * Please keep the wiki up to date
  54  */
  55 const char *
  56 LogTags::c_str() const
  57 {
  58     static char buf[1024];
  59     *buf = 0;
  60     int pos = 0;
  61
  62     // source tags
  63     const int protoLen = 3;
  64     if (oldType && oldType < LOG_TYPE_MAX) {
  65         assert(Str_[oldType][protoLen] == '_');
  66         snprintf(buf, protoLen + 1, "%s", Str_[oldType]);
  67         pos += protoLen;
  68     }
  69     else
  70         pos += snprintf(buf, sizeof(buf), "NONE");
  71
  72     if (collapsingHistory.collapsed())
  73         pos += snprintf(buf + pos, sizeof(buf) - pos, "_CF");
  74
  75     const char *tag = Str_[oldType] + protoLen;
  76     pos += snprintf(buf + pos, sizeof(buf) - pos, "%s", tag);
  77
  78     if (err.ignored)
  79         pos += snprintf(buf+pos,sizeof(buf)-pos, "_IGNORED");
  80
  81     // error tags
  82     if (err.timedout)
  83         pos += snprintf(buf+pos,sizeof(buf)-pos, "_TIMEDOUT");
  84     if (err.aborted)
  85         pos += snprintf(buf+pos,sizeof(buf)-pos, "_ABORTED");
  86
  87     return buf;
  88 }
  89
  90 bool
  91 LogTags::isTcpHit() const
  92 {
  93     return
  94         (oldType == LOG_TCP_HIT) ||
  95         (oldType == LOG_TCP_IMS_HIT) ||
  96         (oldType == LOG_TCP_INM_HIT) ||
  97         (oldType == LOG_TCP_REFRESH_FAIL_OLD) ||
  98         (oldType == LOG_TCP_REFRESH_UNMODIFIED) ||
  99         (oldType == LOG_TCP_NEGATIVE_HIT) ||
 100         (oldType == LOG_TCP_MEM_HIT) ||
 101         (oldType == LOG_TCP_OFFLINE_HIT);
 102 }
 103