diff options
Diffstat (limited to 'smtpd/stat_ramstat.c')
| -rw-r--r-- | smtpd/stat_ramstat.c | 162 |
1 files changed, 0 insertions, 162 deletions
diff --git a/smtpd/stat_ramstat.c b/smtpd/stat_ramstat.c deleted file mode 100644 index bbf1541a..00000000 --- a/smtpd/stat_ramstat.c +++ /dev/null @@ -1,162 +0,0 @@ -/* $OpenBSD: stat_ramstat.c,v 1.11 2018/05/31 21:06:12 gilles Exp $ */ - -/* - * Copyright (c) 2012 Gilles Chehade <gilles@poolp.org> - * - * Permission to use, copy, modify, and distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR - * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF - * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ -#include "includes.h" - -#include <sys/types.h> -#include <sys/socket.h> -#include <sys/queue.h> -#include <sys/tree.h> - -#include <event.h> -#include <imsg.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <limits.h> - -#include "smtpd.h" -#include "log.h" - - -static void ramstat_init(void); -static void ramstat_close(void); -static void ramstat_increment(const char *, size_t); -static void ramstat_decrement(const char *, size_t); -static void ramstat_set(const char *, const struct stat_value *); -static int ramstat_iter(void **, char **, struct stat_value *); - -struct ramstat_entry { - RB_ENTRY(ramstat_entry) entry; - char key[STAT_KEY_SIZE]; - struct stat_value value; -}; -RB_HEAD(stats_tree, ramstat_entry) stats; -RB_PROTOTYPE(stats_tree, ramstat_entry, entry, ramstat_entry_cmp); - -struct stat_backend stat_backend_ramstat = { - ramstat_init, - ramstat_close, - ramstat_increment, - ramstat_decrement, - ramstat_set, - ramstat_iter -}; - -static void -ramstat_init(void) -{ - log_trace(TRACE_STAT, "ramstat: init"); - - RB_INIT(&stats); - - /* ramstat_set() should be called for each key we want - * to have displayed by smtpctl show stats at startup. - */ - ramstat_set("uptime", stat_timestamp(env->sc_uptime)); -} - -static void -ramstat_close(void) -{ - log_trace(TRACE_STAT, "ramstat: close"); -} - -static void -ramstat_increment(const char *name, size_t val) -{ - struct ramstat_entry *np, lk; - - log_trace(TRACE_STAT, "ramstat: increment: %s", name); - (void)strlcpy(lk.key, name, sizeof (lk.key)); - np = RB_FIND(stats_tree, &stats, &lk); - if (np == NULL) { - np = xcalloc(1, sizeof *np); - (void)strlcpy(np->key, name, sizeof (np->key)); - RB_INSERT(stats_tree, &stats, np); - } - log_trace(TRACE_STAT, "ramstat: %s (%p): %zd -> %zd", - name, name, np->value.u.counter, np->value.u.counter + val); - np->value.u.counter += val; -} - -static void -ramstat_decrement(const char *name, size_t val) -{ - struct ramstat_entry *np, lk; - - log_trace(TRACE_STAT, "ramstat: decrement: %s", name); - (void)strlcpy(lk.key, name, sizeof (lk.key)); - np = RB_FIND(stats_tree, &stats, &lk); - if (np == NULL) { - np = xcalloc(1, sizeof *np); - (void)strlcpy(np->key, name, sizeof (np->key)); - RB_INSERT(stats_tree, &stats, np); - } - log_trace(TRACE_STAT, "ramstat: %s (%p): %zd -> %zd", - name, name, np->value.u.counter, np->value.u.counter - val); - np->value.u.counter -= val; -} - -static void -ramstat_set(const char *name, const struct stat_value *val) -{ - struct ramstat_entry *np, lk; - - log_trace(TRACE_STAT, "ramstat: set: %s", name); - (void)strlcpy(lk.key, name, sizeof (lk.key)); - np = RB_FIND(stats_tree, &stats, &lk); - if (np == NULL) { - np = xcalloc(1, sizeof *np); - (void)strlcpy(np->key, name, sizeof (np->key)); - RB_INSERT(stats_tree, &stats, np); - } - log_trace(TRACE_STAT, "ramstat: %s: n/a -> n/a", name); - np->value = *val; -} - -static int -ramstat_iter(void **iter, char **name, struct stat_value *val) -{ - struct ramstat_entry *np; - - log_trace(TRACE_STAT, "ramstat: iter"); - if (RB_EMPTY(&stats)) - return 0; - - if (*iter == NULL) - np = RB_MIN(stats_tree, &stats); - else - np = RB_NEXT(stats_tree, &stats, *iter); - - *iter = np; - if (np == NULL) - return 0; - - *name = np->key; - *val = np->value; - return 1; -} - - -static int -ramstat_entry_cmp(struct ramstat_entry *e1, struct ramstat_entry *e2) -{ - return strcmp(e1->key, e2->key); -} - -RB_GENERATE(stats_tree, ramstat_entry, entry, ramstat_entry_cmp); |