static void
pconnHistDump(StoreEntry * e)
{
int i;
storeAppendPrintf(e,
"Client-side persistent connection counts:\n"
"\n"
"\treq/\n"
"\tconn count\n"
"\t---- ---------\n");
for (i = 0; i < PCONN_HIST_SZ; i++) {
if (client_pconn_hist[i] == 0)
continue;
storeAppendPrintf(e, "\t%4d %9d\n", i, client_pconn_hist[i]);
}
storeAppendPrintf(e,
"\n"
"Server-side persistent connection counts:\n"
"\n"
"\treq/\n"
"\tconn count\n"
"\t---- ---------\n");
for (i = 0; i < PCONN_HIST_SZ; i++) {
if (server_pconn_hist[i] == 0)
continue;
storeAppendPrintf(e, "\t%4d %9d\n", i, server_pconn_hist[i]);
}
}
void
cacheDigestReport(CacheDigest * cd, const char *label, StoreEntry * e)
{
CacheDigestStats stats;
assert(cd && e);
cacheDigestStats(cd, &stats);
storeAppendPrintf(e, "%s digest: size: %d bytes\n",
label ? label : "", stats.bit_count / 8
);
storeAppendPrintf(e, "\t entries: count: %d capacity: %d util: %d%%\n",
cd->count,
cd->capacity,
xpercentInt(cd->count, cd->capacity)
);
storeAppendPrintf(e, "\t deletion attempts: %d\n",
cd->del_count
);
storeAppendPrintf(e, "\t bits: per entry: %d on: %d capacity: %d util: %d%%\n",
cd->bits_per_entry,
stats.bit_on_count, stats.bit_count,
xpercentInt(stats.bit_on_count, stats.bit_count)
);
storeAppendPrintf(e, "\t bit-seq: count: %d avg.len: %.2f\n",
stats.bseq_count,
xdiv(stats.bseq_len_sum, stats.bseq_count)
);
}
static void
memStringStats(StoreEntry * sentry)
{
const char *pfmt = "%-20s\t %d\t %d\n";
int i;
int pooled_count = 0;
size_t pooled_volume = 0;
/* heading */
storeAppendPrintf(sentry,
"String Pool\t Impact\t\t\n"
" \t (%%strings)\t (%%volume)\n");
/* table body */
for (i = 0; i < mem_str_pool_count; i++) {
const MemPool *pool = StrPools[i].pool;
const int plevel = pool->meter.inuse.level;
storeAppendPrintf(sentry, pfmt,
pool->label,
xpercentInt(plevel, StrCountMeter.level),
xpercentInt(plevel * pool->obj_size, StrVolumeMeter.level));
pooled_count += plevel;
pooled_volume += plevel * pool->obj_size;
}
/* malloc strings */
storeAppendPrintf(sentry, pfmt,
"Other Strings",
xpercentInt(StrCountMeter.level - pooled_count, StrCountMeter.level),
xpercentInt(StrVolumeMeter.level - pooled_volume, StrVolumeMeter.level));
storeAppendPrintf(sentry, "\n");
}
/*
* Make this non-static so we can register
* it from storeInit();
*/
void
storeIOStats(StoreEntry * sentry)
{
storeAppendPrintf(sentry, "Store IO Interface Stats\n");
storeAppendPrintf(sentry, "create.calls %d\n", store_io_stats.create.calls);
storeAppendPrintf(sentry, "create.select_fail %d\n", store_io_stats.create.select_fail);
storeAppendPrintf(sentry, "create.create_fail %d\n", store_io_stats.create.create_fail);
storeAppendPrintf(sentry, "create.success %d\n", store_io_stats.create.success);
}
static void
locationRewriteStats(StoreEntry * sentry)
{
storeAppendPrintf(sentry, "Redirector Statistics:\n");
helperStats(sentry, locrewriters);
if (Config.onoff.redirector_bypass)
storeAppendPrintf(sentry, "\nNumber of requests bypassed "
"because all rewriters were busy: %d\n", n_bypassed);
}
static void
storeurlStats(StoreEntry * sentry)
{
storeAppendPrintf(sentry, "Redirector Statistics:\n");
helperStats(sentry, storeurlors);
if (Config.onoff.storeurl_bypass)
storeAppendPrintf(sentry, "\nNumber of requests bypassed "
"because all store url bypassers were busy: %d\n", n_bypassed);
}
static void
gopherHTMLFooter(StoreEntry * e)
{
storeAppendPrintf(e, "<HR noshade size=\"1px\">\n");
storeAppendPrintf(e, "<ADDRESS>\n");
storeAppendPrintf(e, "Generated %s by %s (%s)\n",
mkrfc1123(squid_curtime),
getMyHostname(),
visible_appname_string);
storeAppendPrintf(e, "</ADDRESS></BODY></HTML>\n");
}
static void
refreshCheckStats(StoreEntry * sentry)
{
refresh_check_helper *p = Config.Program.refresh_check;
if (p) {
storeAppendPrintf(sentry, "Refresh Check helper statistics:\n");
helperStats(sentry, p->helper);
storeAppendPrintf(sentry, "\n");
}
}
static void
gopherEndHTML(GopherStateData * gopherState)
{
StoreEntry *e = gopherState->entry;
if (!gopherState->HTML_header_added) {
gopherHTMLHeader(e, "Server Return Nothing", NULL);
storeAppendPrintf(e, "<P>The Gopher query resulted in a blank response</P>");
} else if (gopherState->HTML_pre) {
storeAppendPrintf(e, "</PRE>\n");
}
gopherHTMLFooter(e);
}
static void
externalAclStats(StoreEntry * sentry)
{
external_acl *p;
for (p = Config.externalAclHelperList; p; p = p->next) {
storeAppendPrintf(sentry, "External ACL Statistics: %s\n", p->name);
storeAppendPrintf(sentry, "Cache size: %d\n", p->cache->count);
helperStats(sentry, p->helper);
storeAppendPrintf(sentry, "\n");
}
}
static void
refreshCountsStats(StoreEntry * sentry, struct RefreshCounts *rc)
{
int sum = 0;
int tot = rc->total;
storeAppendPrintf(sentry, "\n\n%s histogram:\n", rc->proto);
storeAppendPrintf(sentry, "Count\t%%Total\tCategory\n");
#define refreshCountsStatsEntry(code,desc) { \
storeAppendPrintf(sentry, "%6d\t%6.2f\t%s\n", \
rc->status[code], xpercent(rc->status[code], tot), desc); \
sum += rc->status[code]; \
}
refreshCountsStatsEntry(FRESH_REQUEST_MAX_STALE_ALL,
"Fresh: request max-stale wildcard");
refreshCountsStatsEntry(FRESH_REQUEST_MAX_STALE_VALUE,
"Fresh: request max-stale value");
refreshCountsStatsEntry(FRESH_EXPIRES,
"Fresh: expires time not reached");
refreshCountsStatsEntry(FRESH_LMFACTOR_RULE,
"Fresh: refresh_pattern last-mod factor percentage");
refreshCountsStatsEntry(FRESH_MIN_RULE,
"Fresh: refresh_pattern min value");
refreshCountsStatsEntry(FRESH_OVERRIDE_EXPIRES,
"Fresh: refresh_pattern override expires");
refreshCountsStatsEntry(FRESH_OVERRIDE_LASTMOD,
"Fresh: refresh_pattern override lastmod");
refreshCountsStatsEntry(STALE_MUST_REVALIDATE,
"Stale: response has must-revalidate");
refreshCountsStatsEntry(STALE_RELOAD_INTO_IMS,
"Stale: changed reload into IMS");
refreshCountsStatsEntry(STALE_FORCED_RELOAD,
"Stale: request has no-cache directive");
refreshCountsStatsEntry(STALE_EXCEEDS_REQUEST_MAX_AGE_VALUE,
"Stale: age exceeds request max-age value");
refreshCountsStatsEntry(STALE_EXPIRES,
"Stale: expires time reached");
refreshCountsStatsEntry(STALE_MAX_RULE,
"Stale: refresh_pattern max age rule");
refreshCountsStatsEntry(STALE_LMFACTOR_RULE,
"Stale: refresh_pattern last-mod factor percentage");
refreshCountsStatsEntry(STALE_DEFAULT,
"Stale: by default");
tot = sum; /* paranoid: "total" line shows 100% if we forgot nothing */
storeAppendPrintf(sentry, "%6d\t%6.2f\tTOTAL\n",
rc->total, xpercent(rc->total, tot));
\
storeAppendPrintf(sentry, "\n");
}
static void
ptrDump(StoreEntry * sentry)
{
hash_link *hptr;
ptr *c;
storeAppendPrintf(sentry, "Tracking %d pointers\n", leakCount);
hash_first(htable);
while ((hptr = hash_next(htable))) {
c = (ptr *) hptr;
storeAppendPrintf(sentry, "%20p last used %9d seconds ago by %s:%d\n",
c->key, squid_curtime - c->when, c->file, c->line);
}
}
void
aioStats(StoreEntry * sentry)
{
storeAppendPrintf(sentry, "ASYNC IO Counters:\n");
storeAppendPrintf(sentry, "open\t%d\n", aio_counts.open);
storeAppendPrintf(sentry, "close\t%d\n", aio_counts.close);
storeAppendPrintf(sentry, "cancel\t%d\n", aio_counts.cancel);
storeAppendPrintf(sentry, "write\t%d\n", aio_counts.write);
storeAppendPrintf(sentry, "read\t%d\n", aio_counts.read);
storeAppendPrintf(sentry, "stat\t%d\n", aio_counts.stat);
storeAppendPrintf(sentry, "unlink\t%d\n", aio_counts.unlink);
storeAppendPrintf(sentry, "check_callback\t%d\n", aio_counts.check_callback);
storeAppendPrintf(sentry, "queue\t%d\n", aio_get_queue_len());
}
static void
authNegotiateCfgDump(StoreEntry * entry, const char *name, authScheme * scheme)
{
auth_negotiate_config *config = scheme->scheme_data;
wordlist *list = config->authenticate;
storeAppendPrintf(entry, "%s %s program", name, "negotiate");
while (list != NULL) {
storeAppendPrintf(entry, " %s", list->key);
list = list->next;
}
storeAppendPrintf(entry, "\n");
storeAppendPrintf(entry, "%s %s children %d\n", name, "negotiate", config->authenticateChildren);
storeAppendPrintf(entry, "%s %s keep_alive %s\n", name, "negotiate", config->keep_alive ? "on" : "off");
}
void
cacheDigestGuessStatsReport(const cd_guess_stats * stats, StoreEntry * sentry, const char *label)
{
const int true_count = stats->true_hits + stats->true_misses;
const int false_count = stats->false_hits + stats->false_misses;
const int hit_count = stats->true_hits + stats->false_hits;
const int miss_count = stats->true_misses + stats->false_misses;
const int tot_count = true_count + false_count;
assert(label);
assert(tot_count == hit_count + miss_count); /* paranoid */
if (!tot_count)
{
storeAppendPrintf(sentry, "no guess stats for %s available\n", label);
return;
}
storeAppendPrintf(sentry, "Digest guesses stats for %s:\n", label);
storeAppendPrintf(sentry, "guess\t hit\t\t miss\t\t total\t\t\n");
storeAppendPrintf(sentry, " \t #\t %%\t #\t %%\t #\t %%\t\n");
storeAppendPrintf(sentry, "true\t %d\t %.2f\t %d\t %.2f\t %d\t %.2f\n",
stats->true_hits, xpercent(stats->true_hits, tot_count),
stats->true_misses, xpercent(stats->true_misses, tot_count),
true_count, xpercent(true_count, tot_count));
storeAppendPrintf(sentry, "false\t %d\t %.2f\t %d\t %.2f\t %d\t %.2f\n",
stats->false_hits, xpercent(stats->false_hits, tot_count),
stats->false_misses, xpercent(stats->false_misses, tot_count),
false_count, xpercent(false_count, tot_count));
storeAppendPrintf(sentry, "all\t %d\t %.2f\t %d\t %.2f\t %d\t %.2f\n",
hit_count, xpercent(hit_count, tot_count),
miss_count, xpercent(miss_count, tot_count),
tot_count, xpercent(tot_count, tot_count));
storeAppendPrintf(sentry, "\tclose_hits: %d ( %d%%) /* cd said hit, doc was in the peer cache, but we got a miss */\n",
stats->close_hits, xpercentInt(stats->close_hits, stats->false_hits));
}
static void
commIncomingStats(StoreEntry * sentry)
{
StatCounters *f = &statCounter;
storeAppendPrintf(sentry, "Current incoming_icp_interval: %d\n",
incoming_icp_interval >> INCOMING_FACTOR);
storeAppendPrintf(sentry, "Current incoming_dns_interval: %d\n",
incoming_dns_interval >> INCOMING_FACTOR);
storeAppendPrintf(sentry, "Current incoming_http_interval: %d\n",
incoming_http_interval >> INCOMING_FACTOR);
storeAppendPrintf(sentry, "\n");
storeAppendPrintf(sentry, "Histogram of events per incoming socket type\n");
#ifdef HAVE_POLL
storeAppendPrintf(sentry, "ICP Messages handled per comm_poll_icp_incoming() call:\n");
#else
storeAppendPrintf(sentry, "ICP Messages handled per comm_select_icp_incoming() call:\n");
#endif
statHistDump(&f->comm_icp_incoming, sentry, statHistIntDumper);
#ifdef HAVE_POLL
storeAppendPrintf(sentry, "DNS Messages handled per comm_poll_dns_incoming() call:\n");
#else
storeAppendPrintf(sentry, "DNS Messages handled per comm_select_dns_incoming() call:\n");
#endif
statHistDump(&f->comm_dns_incoming, sentry, statHistIntDumper);
#ifdef HAVE_POLL
storeAppendPrintf(sentry, "HTTP Messages handled per comm_poll_http_incoming() call:\n");
#else
storeAppendPrintf(sentry, "HTTP Messages handled per comm_select_http_incoming() call:\n");
#endif
statHistDump(&f->comm_http_incoming, sentry, statHistIntDumper);
}
void
storeDirStats(StoreEntry * sentry)
{
storeAppendPrintf(sentry, "Store Directory Statistics:\n");
storeAppendPrintf(sentry, "Store Entries : %d\n",
memInUse(MEM_STOREENTRY));
storeAppendPrintf(sentry, "Maximum Swap Size : %8d KB\n",
Config.Swap.maxSize);
storeAppendPrintf(sentry, "Current Store Swap Size: %8d KB\n",
store_swap_size);
storeAppendPrintf(sentry, "Current Capacity : %d%% used, %d%% free\n",
percent((int) store_swap_size, (int) Config.Swap.maxSize),
percent((int) (Config.Swap.maxSize - store_swap_size), (int) Config.Swap.maxSize));
storeUfsDirStats(sentry); /* XXX */
}
static void
cachemgrReconfigure(StoreEntry * sentry)
{
debug(16, 0) ("Reconfigure by command.\n");
storeAppendPrintf(sentry, "Reconfiguring Squid Process ....");
reconfigure(SIGHUP);
}
static void
memBufStats(StoreEntry * sentry)
{
storeAppendPrintf(sentry, "Large buffers: %d (%d KB)\n",
(int) HugeBufCountMeter.level,
(int) HugeBufVolumeMeter.level / 1024);
}
void
netdbBinaryExchange(StoreEntry * s)
{
http_reply *reply = s->mem_obj->reply;
#if USE_ICMP
netdbEntry *n;
int i;
int j;
int rec_sz;
char *buf;
struct in_addr addr;
storeBuffer(s);
httpReplyReset(reply);
httpReplySetHeaders(reply, HTTP_OK, "OK", NULL, -1, squid_curtime, -1);
httpReplySwapOut(reply, s);
rec_sz = 0;
rec_sz += 1 + sizeof(addr.s_addr);
rec_sz += 1 + sizeof(int);
rec_sz += 1 + sizeof(int);
buf = memAllocate(MEM_4K_BUF);
i = 0;
hash_first(addr_table);
while ((n = (netdbEntry *) hash_next(addr_table))) {
if (0.0 == n->rtt)
continue;
if (n->rtt > 60000) /* RTT > 1 MIN probably bogus */
continue;
if (!safe_inet_addr(n->network, &addr))
continue;
buf[i++] = (char) NETDB_EX_NETWORK;
xmemcpy(&buf[i], &addr.s_addr, sizeof(addr.s_addr));
i += sizeof(addr.s_addr);
buf[i++] = (char) NETDB_EX_RTT;
j = htonl((int) (n->rtt * 1000));
xmemcpy(&buf[i], &j, sizeof(int));
i += sizeof(int);
buf[i++] = (char) NETDB_EX_HOPS;
j = htonl((int) (n->hops * 1000));
xmemcpy(&buf[i], &j, sizeof(int));
i += sizeof(int);
if (i + rec_sz > 4096) {
storeAppend(s, buf, i);
i = 0;
}
}
if (i > 0) {
storeAppend(s, buf, i);
i = 0;
}
assert(0 == i);
storeBufferFlush(s);
memFree(buf, MEM_4K_BUF);
#else
httpReplyReset(reply);
httpReplySetHeaders(reply, HTTP_BAD_REQUEST, "Bad Request", NULL, -1, -1, -1);
httpReplySwapOut(reply, s);
storeAppendPrintf(s, "NETDB support not compiled into this Squid cache.\n");
#endif
storeComplete(s);
}
static void
gopherEndHTML(GopherStateData * gopherState)
{
if (!gopherState->data_in)
storeAppendPrintf(gopherState->entry,
"<HTML><HEAD><TITLE>Server Return Nothing.</TITLE>\n"
"</HEAD><BODY><HR><H1>Server Return Nothing.</H1></BODY></HTML>\n");
}
static void
httpHeaderFldsPerHdrDumper(StoreEntry * sentry, int idx, double val, double size, int count)
{
if (count)
storeAppendPrintf(sentry, "%2d\t %5d\t %5d\t %6.2f\n",
idx, (int) val, count,
xpercent(count, dump_stat->destroyedCount));
}
void
squidaio_stats(StoreEntry * sentry)
{
squidaio_thread_t *threadp;
int i;
if (!squidaio_initialised)
return;
storeAppendPrintf(sentry, "\n\nThreads Status:\n");
storeAppendPrintf(sentry, "#\tID\t# Requests\n");
threadp = threads;
for (i = 0; i < squidaio_nthreads; i++) {
storeAppendPrintf(sentry, "%i\t0x%lx\t%ld\n", i + 1, threadp->dwThreadId, threadp->requests);
threadp = threadp->next;
}
}
static void
eventDump(StoreEntry * sentry)
{
struct ev_entry *e = tasks;
if (last_event_ran)
storeAppendPrintf(sentry, "Last event to run: %s\n\n", last_event_ran);
storeAppendPrintf(sentry, "%s\t%s\t%s\t%s\n",
"Operation",
"Next Execution",
"Weight",
"Callback Valid?");
while (e != NULL) {
storeAppendPrintf(sentry, "%s\t%f seconds\t%d\t%s\n",
e->name, e->when - current_dtime, e->weight,
e->arg ? cbdataValid(e->arg) ? "yes" : "no" : "N/A");
e = e->next;
}
}
static void
cachemgrOfflineToggle(StoreEntry * sentry)
{
Config.onoff.offline = !Config.onoff.offline;
debug(16, 0) ("offline_mode now %s.\n",
Config.onoff.offline ? "ON" : "OFF");
storeAppendPrintf(sentry, "offline_mode is now %s\n",
Config.onoff.offline ? "ON" : "OFF");
}
static void
cachemgrMenu(StoreEntry * sentry)
{
action_table *a;
for (a = ActionTable; a != NULL; a = a->next) {
storeAppendPrintf(sentry, " %-22s\t%s\t%s\n",
a->action, a->desc, cachemgrActionProtection(a));
}
}
static void
authDigestCfgDump(StoreEntry * entry, const char *name, authScheme * scheme)
{
auth_digest_config *config = scheme->scheme_data;
wordlist *list = config->authenticate;
debug(29, 9) ("authDigestCfgDump: Dumping configuration\n");
storeAppendPrintf(entry, "%s %s", name, "digest");
while (list != NULL) {
storeAppendPrintf(entry, " %s", list->key);
list = list->next;
}
storeAppendPrintf(entry, "\n%s %s realm %s\n%s %s children %d\n%s %s nonce_max_count %d\n%s %s nonce_max_duration %d seconds\n%s %s nonce_garbage_interval %d seconds\n",
name, "digest", config->digestAuthRealm,
name, "digest", config->authenticateChildren,
name, "digest", config->noncemaxuses,
name, "digest", (int) config->noncemaxduration,
name, "digest", (int) config->nonceGCInterval);
}
static void
gopherHTMLHeader(StoreEntry * e, const char *title, const char *substring)
{
storeAppendPrintf(e, "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\" \"http://www.w3.org/TR/html4/loose.dtd\">\n");
storeAppendPrintf(e, "<HTML><HEAD><TITLE>");
storeAppendPrintf(e, title, substring);
storeAppendPrintf(e, "</TITLE>");
storeAppendPrintf(e, "<STYLE type=\"text/css\"><!--BODY{background-color:#ffffff;font-family:verdana,sans-serif}--></STYLE>\n");
storeAppendPrintf(e, "</HEAD>\n<BODY><H1>");
storeAppendPrintf(e, title, substring);
storeAppendPrintf(e, "</H1>\n");
}
static void
peerUserHashCachemgr(StoreEntry * sentry)
{
peer *p;
int sumfetches = 0;
storeAppendPrintf(sentry, "%24s %10s %10s %10s %10s\n",
"Hostname",
"Hash",
"Multiplier",
"Factor",
"Actual");
for (p = Config.peers; p; p = p->next)
sumfetches += p->stats.fetches;
for (p = Config.peers; p; p = p->next) {
storeAppendPrintf(sentry, "%24s %10x %10f %10f %10f\n",
p->name, p->userhash.hash,
p->userhash.load_multiplier,
p->userhash.load_factor,
sumfetches ? (double) p->stats.fetches / sumfetches : -1.0);
}
}
void
storeDigestReport(StoreEntry * e)
{
#if USE_CACHE_DIGESTS
if (!Config.onoff.digest_generation) {
return;
}
if (store_digest) {
cacheDigestReport(store_digest, "store", e);
storeAppendPrintf(e, "\t added: %d rejected: %d ( %.2f %%) del-ed: %d\n",
sd_stats.add_count,
sd_stats.rej_count,
xpercent(sd_stats.rej_count, sd_stats.rej_count + sd_stats.add_count),
sd_stats.del_count);
storeAppendPrintf(e, "\t collisions: on add: %.2f %% on rej: %.2f %%\n",
xpercent(sd_stats.add_coll_count, sd_stats.add_count),
xpercent(sd_stats.rej_coll_count, sd_stats.rej_count));
} else {
storeAppendPrintf(e, "store digest: disabled.\n");
}
#endif
}