src/store_log.cc

   1
   2 /*
   3  * $Id: store_log.cc,v 1.26 2003/01/23 00:37:27 robertc Exp $
   4  *
   5  * DEBUG: section 20    Storage Manager Logging Functions
   6  * AUTHOR: Duane Wessels
   7  *
   8  * SQUID Web Proxy Cache          http://www.squid-cache.org/
   9  * ----------------------------------------------------------
  10  *
  11  *  Squid is the result of efforts by numerous individuals from
  12  *  the Internet community; see the CONTRIBUTORS file for full
  13  *  details.   Many organizations have provided support for Squid's
  14  *  development; see the SPONSORS file for full details.  Squid is
  15  *  Copyrighted (C) 2001 by the Regents of the University of
  16  *  California; see the COPYRIGHT file for full details.  Squid
  17  *  incorporates software developed and/or copyrighted by other
  18  *  sources; see the CREDITS file for full details.
  19  *
  20  *  This program is free software; you can redistribute it and/or modify
  21  *  it under the terms of the GNU General Public License as published by
  22  *  the Free Software Foundation; either version 2 of the License, or
  23  *  (at your option) any later version.
  24  *
  25  *  This program is distributed in the hope that it will be useful,
  26  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  27  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  28  *  GNU General Public License for more details.
  29  *
  30  *  You should have received a copy of the GNU General Public License
  31  *  along with this program; if not, write to the Free Software
  32  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
  33  *
  34  */
  35
  36 #include "squid.h"
  37 #include "Store.h"
  38 #include "MemObject.h"
  39
  40 static const char *storeLogTags[] =
  41 {
  42     "CREATE",
  43     "SWAPIN",
  44     "SWAPOUT",
  45     "RELEASE",
  46     "SO_FAIL",
  47 };
  48
  49 static Logfile *storelog = NULL;
  50
  51 void
  52 storeLog(int tag, const StoreEntry * e)
  53 {
  54     MemObject *mem = e->mem_obj;
  55     HttpReply const *reply;
  56     if (NULL == storelog)
  57         return;
  58 #if UNUSED_CODE
  59     if (EBIT_TEST(e->flags, ENTRY_DONT_LOG))
  60         return;
  61 #endif
  62     if (mem != NULL) {
  63         if (mem->log_url == NULL) {
  64             debug(20, 1) ("storeLog: NULL log_url for %s\n", mem->url);
  65             mem->dump();
  66             mem->log_url = xstrdup(mem->url);
  67         }
  68         reply = e->getReply();
  69         /*
  70          * XXX Ok, where should we print the dir number here?
  71          * Because if we print it before the swap file number, it'll break
  72          * the existing log format.
  73          */
  74         logfilePrintf(storelog, "%9d.%03d %-7s %02d %08X %s %4d %9d %9d %9d %s %d/%d %s %s\n",
  75             (int) current_time.tv_sec,
  76             (int) current_time.tv_usec / 1000,
  77             storeLogTags[tag],
  78             e->swap_dirn,
  79             e->swap_filen,
  80             e->getMD5Text(),
  81             reply->sline.status,
  82             (int) reply->date,
  83             (int) reply->last_modified,
  84             (int) reply->expires,
  85             reply->content_type.size() ? reply->content_type.buf() : "unknown",
  86             reply->content_length,
  87             contentLen(e),
  88             RequestMethodStr[mem->method],
  89             mem->log_url);
  90     } else {
  91         /* no mem object. Most RELEASE cases */
  92         logfilePrintf(storelog, "%9d.%03d %-7s %02d %08X %s   ?         ?         ?         ? ?/? ?/? ? ?\n",
  93             (int) current_time.tv_sec,
  94             (int) current_time.tv_usec / 1000,
  95             storeLogTags[tag],
  96             e->swap_dirn,
  97             e->swap_filen,
  98             e->getMD5Text());
  99     }
 100 }
 101
 102 void
 103 storeLogRotate(void)
 104 {
 105     if (NULL == storelog)
 106         return;
 107     logfileRotate(storelog);
 108 }
 109
 110 void
 111 storeLogClose(void)
 112 {
 113     if (NULL == storelog)
 114         return;
 115     logfileClose(storelog);
 116     storelog = NULL;
 117 }
 118
 119 void
 120 storeLogOpen(void)
 121 {
 122     if (strcmp(Config.Log.store, "none") == 0) {
 123         debug(20, 1) ("Store logging disabled\n");
 124         return;
 125     }
 126     storelog = logfileOpen(Config.Log.store, 0, 1);
 127 }