store_log.c
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- /*
- * $Id: store_log.c,v 1.6 1998/07/22 20:54:02 wessels Exp $
- *
- * DEBUG: section 20 Storage Manager Logging Functions
- * AUTHOR: Duane Wessels
- *
- * SQUID Internet Object Cache http://squid.nlanr.net/Squid/
- * ----------------------------------------------------------
- *
- * Squid is the result of efforts by numerous individuals from the
- * Internet community. Development is led by Duane Wessels of the
- * National Laboratory for Applied Network Research and funded by the
- * National Science Foundation. Squid is Copyrighted (C) 1998 by
- * Duane Wessels and the University of California San Diego. Please
- * see the COPYRIGHT file for full details. Squid incorporates
- * software developed and/or copyrighted by other sources. Please see
- * the CREDITS file for full details.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
- *
- */
- #include "squid.h"
- static char *storeLogTags[] =
- {
- "CREATE",
- "SWAPIN",
- "SWAPOUT",
- "RELEASE"
- };
- static int storelog_fd = -1;
- void
- storeLog(int tag, const StoreEntry * e)
- {
- MemBuf mb;
- MemObject *mem = e->mem_obj;
- HttpReply *reply;
- if (storelog_fd < 0)
- return;
- if (mem == NULL)
- return;
- if (mem->log_url == NULL) {
- debug(20, 1) ("storeLog: NULL log_url for %sn", mem->url);
- storeMemObjectDump(mem);
- mem->log_url = xstrdup(mem->url);
- }
- memBufDefInit(&mb);
- reply = mem->reply;
- memBufPrintf(&mb, "%9d.%03d %-7s %08X %4d %9d %9d %9d %s %d/%d %s %sn",
- (int) current_time.tv_sec,
- (int) current_time.tv_usec / 1000,
- storeLogTags[tag],
- e->swap_file_number,
- reply->sline.status,
- (int) reply->date,
- (int) reply->last_modified,
- (int) reply->expires,
- strBuf(reply->content_type) ? strBuf(reply->content_type) : "unknown",
- reply->content_length,
- (int) (mem->inmem_hi - mem->reply->hdr_sz),
- RequestMethodStr[mem->method],
- mem->log_url);
- file_write_mbuf(storelog_fd, -1, mb, NULL, NULL);
- }
- void
- storeLogRotate(void)
- {
- char *fname = NULL;
- int i;
- LOCAL_ARRAY(char, from, MAXPATHLEN);
- LOCAL_ARRAY(char, to, MAXPATHLEN);
- #ifdef S_ISREG
- struct stat sb;
- #endif
- if (storelog_fd > -1) {
- file_close(storelog_fd);
- storelog_fd = -1;
- }
- if ((fname = Config.Log.store) == NULL)
- return;
- if (strcmp(fname, "none") == 0)
- return;
- #ifdef S_ISREG
- if (stat(fname, &sb) == 0)
- if (S_ISREG(sb.st_mode) == 0)
- return;
- #endif
- debug(20, 1) ("storeLogRotate: Rotating.n");
- /* Rotate numbers 0 through N up one */
- for (i = Config.Log.rotateNumber; i > 1;) {
- i--;
- snprintf(from, MAXPATHLEN, "%s.%d", fname, i - 1);
- snprintf(to, MAXPATHLEN, "%s.%d", fname, i);
- rename(from, to);
- }
- /* Rotate the current log to .0 */
- if (Config.Log.rotateNumber > 0) {
- snprintf(to, MAXPATHLEN, "%s.%d", fname, 0);
- rename(fname, to);
- }
- storelog_fd = file_open(fname, O_WRONLY | O_CREAT, NULL, NULL, NULL);
- if (storelog_fd < 0) {
- debug(50, 0) ("storeLogRotate: %s: %sn", fname, xstrerror());
- debug(20, 1) ("Store logging disabledn");
- }
- }
- void
- storeLogClose(void)
- {
- if (storelog_fd >= 0)
- file_close(storelog_fd);
- }
- void
- storeLogOpen(void)
- {
- if (strcmp(Config.Log.store, "none") == 0)
- storelog_fd = -1;
- else
- storelog_fd = file_open(Config.Log.store,
- O_WRONLY | O_CREAT,
- NULL,
- NULL,
- NULL);
- if (storelog_fd < 0)
- debug(20, 1) ("Store logging disabledn");
- }