counters: Move IKE event counter collection from stroke to a separate plugin
This commit is contained in:
parent
c81b87ac26
commit
6f74b8748a
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@ -263,6 +263,7 @@ ARG_ENABL_SET([android-log], [enable Android specific logger plugin.])
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ARG_ENABL_SET([bypass-lan], [enable plugin to install bypass policies for local subnets.])
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ARG_ENABL_SET([certexpire], [enable CSV export of expiration dates of used certificates.])
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ARG_ENABL_SET([connmark], [enable connmark plugin using conntrack based marks to select return path SA.])
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ARG_ENABL_SET([counters], [enable plugin that collects several performance counters.])
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ARG_ENABL_SET([forecast], [enable forecast plugin forwarding broadcast/multicast messages.])
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ARG_ENABL_SET([duplicheck], [advanced duplicate checking plugin using liveness checks.])
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ARG_ENABL_SET([error-notify], [enable error notification plugin.])
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@ -490,6 +491,10 @@ if test x$ntru = xtrue -o x$bliss = xtrue; then
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mgf1=true
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fi
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if test x$stroke = xtrue; then
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counters=true
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fi
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# ===========================================
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# check required libraries and header files
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# ===========================================
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@ -1497,6 +1502,7 @@ ADD_PLUGIN([radattr], [c charon])
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ADD_PLUGIN([uci], [c charon])
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ADD_PLUGIN([addrblock], [c charon])
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ADD_PLUGIN([unity], [c charon])
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ADD_PLUGIN([counters], [c charon])
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AC_SUBST(charon_plugins)
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AC_SUBST(starter_plugins)
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@ -1673,6 +1679,7 @@ AM_CONDITIONAL(USE_UNITY, test x$unity = xtrue)
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AM_CONDITIONAL(USE_RESOLVE, test x$resolve = xtrue)
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AM_CONDITIONAL(USE_ATTR, test x$attr = xtrue)
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AM_CONDITIONAL(USE_ATTR_SQL, test x$attr_sql = xtrue)
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AM_CONDITIONAL(USE_COUNTERS, test x$counters = xtrue)
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# other options
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# ---------------
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@ -1929,6 +1936,7 @@ AC_CONFIG_FILES([
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src/libcharon/plugins/socket_win/Makefile
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src/libcharon/plugins/bypass_lan/Makefile
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src/libcharon/plugins/connmark/Makefile
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src/libcharon/plugins/counters/Makefile
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src/libcharon/plugins/forecast/Makefile
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src/libcharon/plugins/farp/Makefile
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src/libcharon/plugins/smp/Makefile
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@ -258,6 +258,13 @@ if MONOLITHIC
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endif
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endif
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if USE_COUNTERS
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SUBDIRS += plugins/counters
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if MONOLITHIC
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libcharon_la_LIBADD += plugins/counters/libstrongswan-counters.la
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endif
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endif
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if USE_STROKE
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SUBDIRS += plugins/stroke
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if MONOLITHIC
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@ -0,0 +1,19 @@
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AM_CPPFLAGS = \
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-I$(top_srcdir)/src/libstrongswan \
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-I$(top_srcdir)/src/libcharon
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AM_CFLAGS = \
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$(PLUGIN_CFLAGS)
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if MONOLITHIC
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noinst_LTLIBRARIES = libstrongswan-counters.la
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else
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plugin_LTLIBRARIES = libstrongswan-counters.la
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endif
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libstrongswan_counters_la_SOURCES = \
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counters_plugin.h counters_plugin.c \
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counters_listener.h counters_listener.c \
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counters_query.h
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libstrongswan_counters_la_LDFLAGS = -module -avoid-version
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@ -0,0 +1,464 @@
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/*
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* Copyright (C) 2017 Tobias Brunner
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* HSR Hochschule fuer Technik Rapperswil
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*
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* Copyright (C) 2012 Martin Willi
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* Copyright (C) 2012 revosec AG
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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#include "counters_listener.h"
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#include "counters_query.h"
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#include <threading/spinlock.h>
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#include <collections/hashtable.h>
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#include <collections/array.h>
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typedef struct private_counters_listener_t private_counters_listener_t;
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typedef struct private_counters_query_t private_counters_query_t;
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/**
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* Query interface
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*/
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struct private_counters_query_t {
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/**
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* Public interface
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*/
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counters_query_t public;
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/**
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* Reference to this
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*/
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private_counters_listener_t *this;
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};
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/**
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* Private data
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*/
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struct private_counters_listener_t {
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/**
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* Public interface
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*/
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counters_listener_t public;
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/**
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* Query interface
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*/
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private_counters_query_t query;
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/**
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* Global counter values
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*/
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uint64_t counters[COUNTER_MAX];
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/**
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* Counters for specific connection names, char* => entry_t
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*/
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hashtable_t *conns;
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/**
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* Lock for counter values
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*/
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spinlock_t *lock;
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};
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/**
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* Counters for a specific connection name
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*/
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typedef struct {
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/** connection name */
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char *name;
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/** counter values for connection */
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uint64_t counters[COUNTER_MAX];
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} entry_t;
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/**
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* Destroy named entry
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*/
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static void destroy_entry(entry_t *this)
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{
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free(this->name);
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free(this);
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}
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/**
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* Hashtable hash function
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*/
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static u_int hash(char *name)
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{
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return chunk_hash(chunk_from_str(name));
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}
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/**
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* Hashtable equals function
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*/
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static bool equals(char *a, char *b)
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{
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return streq(a, b);
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}
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/**
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* Get the name of an IKE_SA, but return NULL if it is not known yet
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*/
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static char *get_ike_sa_name(ike_sa_t *ike_sa)
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{
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peer_cfg_t *peer_cfg;
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if (ike_sa)
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{
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peer_cfg = ike_sa->get_peer_cfg(ike_sa);
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if (peer_cfg)
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{
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return peer_cfg->get_name(peer_cfg);
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}
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}
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return NULL;
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}
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/**
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* Increase a counter for a named entry
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*/
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static void count_named(private_counters_listener_t *this,
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ike_sa_t *ike_sa, counter_type_t type)
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{
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entry_t *entry;
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char *name;
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name = get_ike_sa_name(ike_sa);
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if (name)
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{
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entry = this->conns->get(this->conns, name);
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if (!entry)
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{
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INIT(entry,
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.name = strdup(name),
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);
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this->conns->put(this->conns, entry->name, entry);
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}
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entry->counters[type]++;
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}
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}
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METHOD(listener_t, alert, bool,
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private_counters_listener_t *this, ike_sa_t *ike_sa,
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alert_t alert, va_list args)
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{
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counter_type_t type;
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switch (alert)
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{
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case ALERT_INVALID_IKE_SPI:
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type = COUNTER_IN_INVALID_IKE_SPI;
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break;
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case ALERT_PARSE_ERROR_HEADER:
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case ALERT_PARSE_ERROR_BODY:
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type = COUNTER_IN_INVALID;
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break;
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default:
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return TRUE;
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}
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this->lock->lock(this->lock);
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this->counters[type]++;
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count_named(this, ike_sa, type);
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this->lock->unlock(this->lock);
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return TRUE;
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}
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METHOD(listener_t, ike_rekey, bool,
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private_counters_listener_t *this, ike_sa_t *old, ike_sa_t *new)
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{
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counter_type_t type;
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ike_sa_id_t *id;
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id = new->get_id(new);
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if (id->is_initiator(id))
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{
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type = COUNTER_INIT_IKE_SA_REKEY;
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}
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else
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{
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type = COUNTER_RESP_IKE_SA_REKEY;
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}
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this->lock->lock(this->lock);
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this->counters[type]++;
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count_named(this, old, type);
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this->lock->unlock(this->lock);
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return TRUE;
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}
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METHOD(listener_t, child_rekey, bool,
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private_counters_listener_t *this, ike_sa_t *ike_sa,
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child_sa_t *old, child_sa_t *new)
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{
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this->lock->lock(this->lock);
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this->counters[COUNTER_CHILD_SA_REKEY]++;
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count_named(this, ike_sa, COUNTER_CHILD_SA_REKEY);
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this->lock->unlock(this->lock);
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return TRUE;
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}
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METHOD(listener_t, message_hook, bool,
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private_counters_listener_t *this, ike_sa_t *ike_sa, message_t *message,
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bool incoming, bool plain)
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{
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counter_type_t type;
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bool request;
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if ((incoming && !plain) || (!incoming && !plain))
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{ /* handle each message only once */
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return TRUE;
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}
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request = message->get_request(message);
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switch (message->get_exchange_type(message))
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{
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case IKE_SA_INIT:
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if (incoming)
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{
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type = request ? COUNTER_IN_IKE_SA_INIT_REQ
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: COUNTER_IN_IKE_SA_INIT_RSP;
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}
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else
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{
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type = request ? COUNTER_OUT_IKE_SA_INIT_REQ
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: COUNTER_OUT_IKE_SA_INIT_RES;
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}
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break;
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case IKE_AUTH:
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if (incoming)
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{
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type = request ? COUNTER_IN_IKE_AUTH_REQ
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: COUNTER_IN_IKE_AUTH_RSP;
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}
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else
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{
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type = request ? COUNTER_OUT_IKE_AUTH_REQ
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: COUNTER_OUT_IKE_AUTH_RSP;
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}
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break;
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case CREATE_CHILD_SA:
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if (incoming)
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{
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type = request ? COUNTER_IN_CREATE_CHILD_SA_REQ
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: COUNTER_IN_CREATE_CHILD_SA_RSP;
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}
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else
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{
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type = request ? COUNTER_OUT_CREATE_CHILD_SA_REQ
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: COUNTER_OUT_CREATE_CHILD_SA_RSP;
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}
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break;
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case INFORMATIONAL:
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if (incoming)
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{
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type = request ? COUNTER_IN_INFORMATIONAL_REQ
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: COUNTER_IN_INFORMATIONAL_RSP;
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}
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else
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{
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type = request ? COUNTER_OUT_INFORMATIONAL_REQ
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: COUNTER_OUT_INFORMATIONAL_RSP;
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}
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break;
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default:
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return TRUE;
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}
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this->lock->lock(this->lock);
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this->counters[type]++;
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count_named(this, ike_sa, type);
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this->lock->unlock(this->lock);
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return TRUE;
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}
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CALLBACK(free_names, void,
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array_t * names)
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{
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array_destroy_function(names, (void*)free, NULL);
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}
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METHOD(counters_query_t, get_names, enumerator_t*,
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private_counters_query_t *query)
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{
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private_counters_listener_t *this = query->this;
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enumerator_t *enumerator;
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array_t *names;
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char *name;
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this->lock->lock(this->lock);
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names = array_create(0, this->conns->get_count(this->conns));
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enumerator = this->conns->create_enumerator(this->conns);
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while (enumerator->enumerate(enumerator, &name, NULL))
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{
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array_insert(names, ARRAY_TAIL, strdup(name));
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}
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enumerator->destroy(enumerator);
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this->lock->unlock(this->lock);
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array_sort(names, (void*)strcmp, NULL);
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return enumerator_create_cleaner(array_create_enumerator(names),
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free_names, names);
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}
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METHOD(counters_query_t, get, bool,
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private_counters_query_t *query, counter_type_t type, char *name,
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uint64_t *value)
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{
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private_counters_listener_t *this = query->this;
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uint64_t *counters = this->counters;
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this->lock->lock(this->lock);
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if (name)
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{
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entry_t *entry;
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entry = this->conns->get(this->conns, name);
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if (!entry)
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{
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this->lock->unlock(this->lock);
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return FALSE;
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}
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counters = entry->counters;
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}
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if (value)
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{
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*value = counters[type];
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}
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this->lock->unlock(this->lock);
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return TRUE;
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}
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METHOD(counters_query_t, get_all, uint64_t*,
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private_counters_query_t *query, char *name)
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{
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private_counters_listener_t *this = query->this;
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entry_t *entry;
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uint64_t *result, *counters = this->counters;
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counter_type_t i;
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result = calloc(COUNTER_MAX, sizeof(uint64_t));
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this->lock->lock(this->lock);
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if (name)
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{
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entry = this->conns->get(this->conns, name);
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if (!entry)
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{
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this->lock->unlock(this->lock);
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free(result);
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return NULL;
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}
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counters = &entry->counters[0];
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}
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for (i = 0; i < countof(this->counters); i++)
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{
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result[i] = counters[i];
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}
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this->lock->unlock(this->lock);
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return result;
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}
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METHOD(counters_query_t, reset, void,
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private_counters_query_t *query, char *name)
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{
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private_counters_listener_t *this = query->this;
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entry_t *entry = NULL;
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this->lock->lock(this->lock);
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if (name)
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{
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entry = this->conns->remove(this->conns, name);
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}
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else
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{
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memset(&this->counters, 0, sizeof(this->counters));
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}
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this->lock->unlock(this->lock);
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if (entry)
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{
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destroy_entry(entry);
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}
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}
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METHOD(counters_query_t, reset_all, void,
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private_counters_query_t *query)
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{
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private_counters_listener_t *this = query->this;
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hashtable_t *new_conns, *conns;
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new_conns = hashtable_create((hashtable_hash_t)hash,
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(hashtable_equals_t)equals, 4);
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this->lock->lock(this->lock);
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conns = this->conns;
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this->conns = new_conns;
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this->lock->unlock(this->lock);
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conns->destroy_function(conns, (void*)destroy_entry);
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}
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METHOD(counters_listener_t, destroy, void,
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private_counters_listener_t *this)
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{
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lib->set(lib, "counters", NULL);
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this->conns->destroy_function(this->conns, (void*)destroy_entry);
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this->lock->destroy(this->lock);
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free(this);
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}
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/*
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* Described in header
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*/
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counters_listener_t *counters_listener_create()
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{
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private_counters_listener_t *this;
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INIT(this,
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.public = {
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.listener = {
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.alert = _alert,
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.ike_rekey = _ike_rekey,
|
||||
.child_rekey = _child_rekey,
|
||||
.message = _message_hook,
|
||||
},
|
||||
.destroy = _destroy,
|
||||
},
|
||||
.query = {
|
||||
.public = {
|
||||
.get_names = _get_names,
|
||||
.get = _get,
|
||||
.get_all = _get_all,
|
||||
.reset = _reset,
|
||||
.reset_all = _reset_all,
|
||||
},
|
||||
},
|
||||
.conns = hashtable_create((hashtable_hash_t)hash,
|
||||
(hashtable_equals_t)equals, 4),
|
||||
.lock = spinlock_create(),
|
||||
);
|
||||
this->query.this = this;
|
||||
|
||||
lib->set(lib, "counters", &this->query);
|
||||
|
||||
return &this->public;
|
||||
}
|
|
@ -0,0 +1,49 @@
|
|||
/*
|
||||
* Copyright (C) 2017 Tobias Brunner
|
||||
* HSR Hochschule fuer Technik Rapperswil
|
||||
*
|
||||
* 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. See <http://www.fsf.org/copyleft/gpl.txt>.
|
||||
*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
/**
|
||||
* @defgroup counters_listener counters_listener
|
||||
* @{ @ingroup counters
|
||||
*/
|
||||
|
||||
#ifndef COUNTERS_LISTENER_H_
|
||||
#define COUNTERS_LISTENER_H_
|
||||
|
||||
#include <bus/listeners/listener.h>
|
||||
|
||||
typedef struct counters_listener_t counters_listener_t;
|
||||
|
||||
/**
|
||||
* Collect counter values for different IKE events.
|
||||
*/
|
||||
struct counters_listener_t {
|
||||
|
||||
/**
|
||||
* Implements listener_t interface.
|
||||
*/
|
||||
listener_t listener;
|
||||
|
||||
/**
|
||||
* Destroy a counters_listener_t.
|
||||
*/
|
||||
void (*destroy)(counters_listener_t *this);
|
||||
};
|
||||
|
||||
/**
|
||||
* Create a counters_listener_t instance.
|
||||
*/
|
||||
counters_listener_t *counters_listener_create();
|
||||
|
||||
#endif /** COUNTERS_LISTENER_H_ @}*/
|
|
@ -0,0 +1,101 @@
|
|||
/*
|
||||
* Copyright (C) 2017 Tobias Brunner
|
||||
* HSR Hochschule fuer Technik Rapperswil
|
||||
*
|
||||
* 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. See <http://www.fsf.org/copyleft/gpl.txt>.
|
||||
*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
#include "counters_plugin.h"
|
||||
|
||||
#include <daemon.h>
|
||||
#include <plugins/plugin_feature.h>
|
||||
|
||||
#include "counters_listener.h"
|
||||
|
||||
typedef struct private_counters_plugin_t private_counters_plugin_t;
|
||||
|
||||
/**
|
||||
* Private data
|
||||
*/
|
||||
struct private_counters_plugin_t {
|
||||
|
||||
/**
|
||||
* Public interface
|
||||
*/
|
||||
counters_plugin_t public;
|
||||
|
||||
/**
|
||||
* Listener implementation
|
||||
*/
|
||||
counters_listener_t *listener;
|
||||
};
|
||||
|
||||
METHOD(plugin_t, get_name, char*,
|
||||
private_counters_plugin_t *this)
|
||||
{
|
||||
return "counters";
|
||||
}
|
||||
|
||||
/**
|
||||
* Register listener
|
||||
*/
|
||||
static bool plugin_cb(private_counters_plugin_t *this,
|
||||
plugin_feature_t *feature, bool reg, void *cb_data)
|
||||
{
|
||||
if (reg)
|
||||
{
|
||||
charon->bus->add_listener(charon->bus, &this->listener->listener);
|
||||
}
|
||||
else
|
||||
{
|
||||
charon->bus->remove_listener(charon->bus, &this->listener->listener);
|
||||
}
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
METHOD(plugin_t, get_features, int,
|
||||
private_counters_plugin_t *this, plugin_feature_t *features[])
|
||||
{
|
||||
static plugin_feature_t f[] = {
|
||||
PLUGIN_CALLBACK((plugin_feature_callback_t)plugin_cb, NULL),
|
||||
PLUGIN_PROVIDE(CUSTOM, "counters"),
|
||||
};
|
||||
*features = f;
|
||||
return countof(f);
|
||||
}
|
||||
|
||||
METHOD(plugin_t, destroy, void,
|
||||
private_counters_plugin_t *this)
|
||||
{
|
||||
this->listener->destroy(this->listener);
|
||||
free(this);
|
||||
}
|
||||
|
||||
/*
|
||||
* Described in header
|
||||
*/
|
||||
plugin_t *counters_plugin_create()
|
||||
{
|
||||
private_counters_plugin_t *this;
|
||||
|
||||
INIT(this,
|
||||
.public = {
|
||||
.plugin = {
|
||||
.get_name = _get_name,
|
||||
.get_features = _get_features,
|
||||
.destroy = _destroy,
|
||||
},
|
||||
},
|
||||
.listener = counters_listener_create(),
|
||||
);
|
||||
|
||||
return &this->public.plugin;
|
||||
}
|
|
@ -0,0 +1,45 @@
|
|||
/*
|
||||
* Copyright (C) 2017 Tobias Brunner
|
||||
* HSR Hochschule fuer Technik Rapperswil
|
||||
*
|
||||
* 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. See <http://www.fsf.org/copyleft/gpl.txt>.
|
||||
*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
/**
|
||||
* @defgroup counters counters
|
||||
* @ingroup cplugins
|
||||
*
|
||||
* @defgroup counters_plugin counters_plugin
|
||||
* @{ @ingroup counters
|
||||
*/
|
||||
|
||||
#ifndef COUNTERS_PLUGIN_H_
|
||||
#define COUNTERS_PLUGIN_H_
|
||||
|
||||
#include <plugins/plugin.h>
|
||||
|
||||
typedef struct counters_plugin_t counters_plugin_t;
|
||||
|
||||
/**
|
||||
* Plugin collecting several IKE event counters.
|
||||
*
|
||||
* Interested components can query individual counters via the 'counters'
|
||||
* object registered on lib that implements the counters_query.h interface.
|
||||
*/
|
||||
struct counters_plugin_t {
|
||||
|
||||
/**
|
||||
* Implements plugin_t. interface.
|
||||
*/
|
||||
plugin_t plugin;
|
||||
};
|
||||
|
||||
#endif /** COUNTERS_PLUGIN_H_ @}*/
|
|
@ -0,0 +1,124 @@
|
|||
/*
|
||||
* Copyright (C) 2017 Tobias Brunner
|
||||
* HSR Hochschule fuer Technik Rapperswil
|
||||
*
|
||||
* Copyright (C) 2012 Martin Willi
|
||||
* Copyright (C) 2012 revosec AG
|
||||
*
|
||||
* 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. See <http://www.fsf.org/copyleft/gpl.txt>.
|
||||
*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
/**
|
||||
* @defgroup counters_query counters_query
|
||||
* @{ @ingroup counters
|
||||
*/
|
||||
|
||||
#ifndef COUNTERS_QUERY_H_
|
||||
#define COUNTERS_QUERY_H_
|
||||
|
||||
#include <bus/listeners/listener.h>
|
||||
|
||||
typedef struct counters_query_t counters_query_t;
|
||||
typedef enum counter_type_t counter_type_t;
|
||||
|
||||
enum counter_type_t {
|
||||
/** initiated IKE_SA rekeyings */
|
||||
COUNTER_INIT_IKE_SA_REKEY,
|
||||
/** responded IKE_SA rekeyings */
|
||||
COUNTER_RESP_IKE_SA_REKEY,
|
||||
/** completed CHILD_SA rekeyings */
|
||||
COUNTER_CHILD_SA_REKEY,
|
||||
/** messages with invalid types, length, or a value out of range */
|
||||
COUNTER_IN_INVALID,
|
||||
/** messages with an invalid IKE SPI */
|
||||
COUNTER_IN_INVALID_IKE_SPI,
|
||||
/** received IKE_SA_INIT requests */
|
||||
COUNTER_IN_IKE_SA_INIT_REQ,
|
||||
/** received IKE_SA_INIT responses */
|
||||
COUNTER_IN_IKE_SA_INIT_RSP,
|
||||
/** sent IKE_SA_INIT requests */
|
||||
COUNTER_OUT_IKE_SA_INIT_REQ,
|
||||
/** sent IKE_SA_INIT responses */
|
||||
COUNTER_OUT_IKE_SA_INIT_RES,
|
||||
/** received IKE_AUTH requests */
|
||||
COUNTER_IN_IKE_AUTH_REQ,
|
||||
/** received IKE_AUTH responses */
|
||||
COUNTER_IN_IKE_AUTH_RSP,
|
||||
/** sent IKE_AUTH requests */
|
||||
COUNTER_OUT_IKE_AUTH_REQ,
|
||||
/** sent IKE_AUTH responses */
|
||||
COUNTER_OUT_IKE_AUTH_RSP,
|
||||
/** received CREATE_CHILD_SA requests */
|
||||
COUNTER_IN_CREATE_CHILD_SA_REQ,
|
||||
/** received CREATE_CHILD_SA responses */
|
||||
COUNTER_IN_CREATE_CHILD_SA_RSP,
|
||||
/** sent CREATE_CHILD_SA requests */
|
||||
COUNTER_OUT_CREATE_CHILD_SA_REQ,
|
||||
/** sent CREATE_CHILD_SA responses */
|
||||
COUNTER_OUT_CREATE_CHILD_SA_RSP,
|
||||
/** received INFORMATIONAL requests */
|
||||
COUNTER_IN_INFORMATIONAL_REQ,
|
||||
/** received INFORMATIONAL responses */
|
||||
COUNTER_IN_INFORMATIONAL_RSP,
|
||||
/** sent INFORMATIONAL requests */
|
||||
COUNTER_OUT_INFORMATIONAL_REQ,
|
||||
/** sent INFORMATIONAL responses */
|
||||
COUNTER_OUT_INFORMATIONAL_RSP,
|
||||
/** number of counter types */
|
||||
COUNTER_MAX
|
||||
};
|
||||
|
||||
/**
|
||||
* Query counter values for different IKE events.
|
||||
*/
|
||||
struct counters_query_t {
|
||||
|
||||
/**
|
||||
* Enumerate all connection names for which counters are currently recorded.
|
||||
*
|
||||
* @return enumerator over names (char *)
|
||||
*/
|
||||
enumerator_t *(*get_names)(counters_query_t *this);
|
||||
|
||||
/**
|
||||
* Get a current global or connection-specific counter value.
|
||||
*
|
||||
* @param type counter to query
|
||||
* @param name connection name to get counter for, NULL for global
|
||||
* @param[out] value counter value
|
||||
* @return TRUE if value found and returned
|
||||
*/
|
||||
bool (*get)(counters_query_t *this, counter_type_t type, char *name,
|
||||
uint64_t *value);
|
||||
|
||||
/**
|
||||
* Get all global or connection-specific counter values.
|
||||
*
|
||||
* @param name connection name to get counters for, NULL for global
|
||||
* @return array of counters (has to be freed), NULL if named
|
||||
* connection is not found
|
||||
*/
|
||||
uint64_t *(*get_all)(counters_query_t *this, char *name);
|
||||
|
||||
/**
|
||||
* Reset all global or connection-specific counters.
|
||||
*
|
||||
* @param name connection name to reset counters, NULL for global
|
||||
*/
|
||||
void (*reset)(counters_query_t *this, char *name);
|
||||
|
||||
/**
|
||||
* Reset counters for all connections, global counters are unaffected.
|
||||
*/
|
||||
void (*reset_all)(counters_query_t *this);
|
||||
};
|
||||
|
||||
#endif /** COUNTERS_QUERY_H_ @}*/
|
|
@ -1,5 +1,6 @@
|
|||
AM_CPPFLAGS = \
|
||||
-I$(top_srcdir)/src/libstrongswan \
|
||||
-I$(top_srcdir)/src/libcharon/plugins/counters \
|
||||
-I$(top_srcdir)/src/libcharon \
|
||||
-I$(top_srcdir)/src/stroke \
|
||||
-DIPSEC_CONFDIR=\"${sysconfdir}\" \
|
||||
|
|
|
@ -1,4 +1,7 @@
|
|||
/*
|
||||
* Copyright (C) 2017 Tobias Brunner
|
||||
* HSR Hochschule fuer Technik Rapperswil
|
||||
*
|
||||
* Copyright (C) 2012 Martin Willi
|
||||
* Copyright (C) 2012 revosec AG
|
||||
*
|
||||
|
@ -13,10 +16,11 @@
|
|||
* for more details.
|
||||
*/
|
||||
|
||||
#include <inttypes.h>
|
||||
|
||||
#include "stroke_counter.h"
|
||||
|
||||
#include <threading/spinlock.h>
|
||||
#include <collections/hashtable.h>
|
||||
#include <counters_query.h>
|
||||
|
||||
ENUM(stroke_counter_type_names,
|
||||
COUNTER_INIT_IKE_SA_REKEY, COUNTER_OUT_INFORMATIONAL_RSP,
|
||||
|
@ -56,277 +60,51 @@ struct private_stroke_counter_t {
|
|||
stroke_counter_t public;
|
||||
|
||||
/**
|
||||
* Global counter values
|
||||
* Reference to query interface
|
||||
*/
|
||||
uint64_t counter[COUNTER_MAX];
|
||||
|
||||
/**
|
||||
* Counters for specific connection names, char* => entry_t
|
||||
*/
|
||||
hashtable_t *conns;
|
||||
|
||||
/**
|
||||
* Lock for counter values
|
||||
*/
|
||||
spinlock_t *lock;
|
||||
counters_query_t *query;
|
||||
};
|
||||
|
||||
/**
|
||||
* Counters for a specific connection name
|
||||
* Make sure we have the query interface
|
||||
*/
|
||||
typedef struct {
|
||||
/** connection name */
|
||||
char *name;
|
||||
/** counter values for connection */
|
||||
uint64_t counter[COUNTER_MAX];
|
||||
} entry_t;
|
||||
|
||||
/**
|
||||
* Destroy named entry
|
||||
*/
|
||||
static void destroy_entry(entry_t *this)
|
||||
static inline bool ensure_query(private_stroke_counter_t *this)
|
||||
{
|
||||
free(this->name);
|
||||
free(this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Hashtable hash function
|
||||
*/
|
||||
static u_int hash(char *name)
|
||||
{
|
||||
return chunk_hash(chunk_from_str(name));
|
||||
}
|
||||
|
||||
/**
|
||||
* Hashtable equals function
|
||||
*/
|
||||
static bool equals(char *a, char *b)
|
||||
{
|
||||
return streq(a, b);
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the name of an IKE_SA, but return NULL if it is not known yet
|
||||
*/
|
||||
static char *get_ike_sa_name(ike_sa_t *ike_sa)
|
||||
{
|
||||
peer_cfg_t *peer_cfg;
|
||||
|
||||
if (ike_sa)
|
||||
if (this->query)
|
||||
{
|
||||
peer_cfg = ike_sa->get_peer_cfg(ike_sa);
|
||||
if (peer_cfg)
|
||||
{
|
||||
return peer_cfg->get_name(peer_cfg);
|
||||
}
|
||||
}
|
||||
return NULL;
|
||||
}
|
||||
|
||||
/**
|
||||
* Increase a counter for a named entry
|
||||
*/
|
||||
static void count_named(private_stroke_counter_t *this,
|
||||
ike_sa_t *ike_sa, stroke_counter_type_t type)
|
||||
{
|
||||
entry_t *entry;
|
||||
char *name;
|
||||
|
||||
name = get_ike_sa_name(ike_sa);
|
||||
if (name)
|
||||
{
|
||||
entry = this->conns->get(this->conns, name);
|
||||
if (!entry)
|
||||
{
|
||||
INIT(entry,
|
||||
.name = strdup(name),
|
||||
);
|
||||
this->conns->put(this->conns, entry->name, entry);
|
||||
}
|
||||
entry->counter[type]++;
|
||||
}
|
||||
}
|
||||
|
||||
METHOD(listener_t, alert, bool,
|
||||
private_stroke_counter_t *this, ike_sa_t *ike_sa,
|
||||
alert_t alert, va_list args)
|
||||
{
|
||||
stroke_counter_type_t type;
|
||||
|
||||
switch (alert)
|
||||
{
|
||||
case ALERT_INVALID_IKE_SPI:
|
||||
type = COUNTER_IN_INVALID_IKE_SPI;
|
||||
break;
|
||||
case ALERT_PARSE_ERROR_HEADER:
|
||||
case ALERT_PARSE_ERROR_BODY:
|
||||
type = COUNTER_IN_INVALID;
|
||||
break;
|
||||
default:
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
this->lock->lock(this->lock);
|
||||
this->counter[type]++;
|
||||
count_named(this, ike_sa, type);
|
||||
this->lock->unlock(this->lock);
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
METHOD(listener_t, ike_rekey, bool,
|
||||
private_stroke_counter_t *this, ike_sa_t *old, ike_sa_t *new)
|
||||
{
|
||||
stroke_counter_type_t type;
|
||||
ike_sa_id_t *id;
|
||||
|
||||
id = new->get_id(new);
|
||||
if (id->is_initiator(id))
|
||||
{
|
||||
type = COUNTER_INIT_IKE_SA_REKEY;
|
||||
}
|
||||
else
|
||||
{
|
||||
type = COUNTER_RESP_IKE_SA_REKEY;
|
||||
}
|
||||
|
||||
this->lock->lock(this->lock);
|
||||
this->counter[type]++;
|
||||
count_named(this, old, type);
|
||||
this->lock->unlock(this->lock);
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
METHOD(listener_t, child_rekey, bool,
|
||||
private_stroke_counter_t *this, ike_sa_t *ike_sa,
|
||||
child_sa_t *old, child_sa_t *new)
|
||||
{
|
||||
this->lock->lock(this->lock);
|
||||
this->counter[COUNTER_CHILD_SA_REKEY]++;
|
||||
count_named(this, ike_sa, COUNTER_CHILD_SA_REKEY);
|
||||
this->lock->unlock(this->lock);
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
METHOD(listener_t, message_hook, bool,
|
||||
private_stroke_counter_t *this, ike_sa_t *ike_sa, message_t *message,
|
||||
bool incoming, bool plain)
|
||||
{
|
||||
stroke_counter_type_t type;
|
||||
bool request;
|
||||
|
||||
if ((incoming && !plain) || (!incoming && !plain))
|
||||
{ /* handle each message only once */
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
request = message->get_request(message);
|
||||
switch (message->get_exchange_type(message))
|
||||
{
|
||||
case IKE_SA_INIT:
|
||||
if (incoming)
|
||||
{
|
||||
type = request ? COUNTER_IN_IKE_SA_INIT_REQ
|
||||
: COUNTER_IN_IKE_SA_INIT_RSP;
|
||||
}
|
||||
else
|
||||
{
|
||||
type = request ? COUNTER_OUT_IKE_SA_INIT_REQ
|
||||
: COUNTER_OUT_IKE_SA_INIT_RES;
|
||||
}
|
||||
break;
|
||||
case IKE_AUTH:
|
||||
if (incoming)
|
||||
{
|
||||
type = request ? COUNTER_IN_IKE_AUTH_REQ
|
||||
: COUNTER_IN_IKE_AUTH_RSP;
|
||||
}
|
||||
else
|
||||
{
|
||||
type = request ? COUNTER_OUT_IKE_AUTH_REQ
|
||||
: COUNTER_OUT_IKE_AUTH_RSP;
|
||||
}
|
||||
break;
|
||||
case CREATE_CHILD_SA:
|
||||
if (incoming)
|
||||
{
|
||||
type = request ? COUNTER_IN_CREATE_CHILD_SA_REQ
|
||||
: COUNTER_IN_CREATE_CHILD_SA_RSP;
|
||||
}
|
||||
else
|
||||
{
|
||||
type = request ? COUNTER_OUT_CREATE_CHILD_SA_REQ
|
||||
: COUNTER_OUT_CREATE_CHILD_SA_RSP;
|
||||
}
|
||||
break;
|
||||
case INFORMATIONAL:
|
||||
if (incoming)
|
||||
{
|
||||
type = request ? COUNTER_IN_INFORMATIONAL_REQ
|
||||
: COUNTER_IN_INFORMATIONAL_RSP;
|
||||
}
|
||||
else
|
||||
{
|
||||
type = request ? COUNTER_OUT_INFORMATIONAL_REQ
|
||||
: COUNTER_OUT_INFORMATIONAL_RSP;
|
||||
}
|
||||
break;
|
||||
default:
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
this->lock->lock(this->lock);
|
||||
this->counter[type]++;
|
||||
count_named(this, ike_sa, type);
|
||||
this->lock->unlock(this->lock);
|
||||
|
||||
return TRUE;
|
||||
return (this->query = lib->get(lib, "counters")) != NULL;
|
||||
}
|
||||
|
||||
/**
|
||||
* Print a single counter value to out
|
||||
*/
|
||||
static void print_counter(FILE *out, stroke_counter_type_t type,
|
||||
uint64_t counter)
|
||||
{
|
||||
fprintf(out, "%-18N %12llu\n", stroke_counter_type_names, type, counter);
|
||||
}
|
||||
|
||||
/**
|
||||
* Print IKE counters for a specific connection
|
||||
* Print global or connection-specific IKE counters
|
||||
*/
|
||||
static void print_one(private_stroke_counter_t *this, FILE *out, char *name)
|
||||
{
|
||||
uint64_t counter[COUNTER_MAX];
|
||||
entry_t *entry;
|
||||
int i;
|
||||
uint64_t *counters;
|
||||
counter_type_t i;
|
||||
|
||||
this->lock->lock(this->lock);
|
||||
entry = this->conns->get(this->conns, name);
|
||||
if (entry)
|
||||
counters = this->query->get_all(this->query, name);
|
||||
if (!counters)
|
||||
{
|
||||
for (i = 0; i < countof(this->counter); i++)
|
||||
{
|
||||
counter[i] = entry->counter[i];
|
||||
}
|
||||
fprintf(out, "No IKE counters found for '%s'\n", name);
|
||||
return;
|
||||
}
|
||||
this->lock->unlock(this->lock);
|
||||
|
||||
if (entry)
|
||||
if (name)
|
||||
{
|
||||
fprintf(out, "\nList of IKE counters for '%s':\n\n", name);
|
||||
for (i = 0; i < countof(this->counter); i++)
|
||||
{
|
||||
print_counter(out, i, counter[i]);
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
fprintf(out, "No IKE counters found for '%s'\n", name);
|
||||
fprintf(out, "\nList of IKE counters:\n\n");
|
||||
}
|
||||
for (i = 0; i < COUNTER_MAX; i++)
|
||||
{
|
||||
fprintf(out, "%-18N %12"PRIu64"\n", stroke_counter_type_names, i,
|
||||
counters[i]);
|
||||
}
|
||||
free(counters);
|
||||
}
|
||||
|
||||
/**
|
||||
|
@ -335,104 +113,44 @@ static void print_one(private_stroke_counter_t *this, FILE *out, char *name)
|
|||
static void print_all(private_stroke_counter_t *this, FILE *out)
|
||||
{
|
||||
enumerator_t *enumerator;
|
||||
entry_t *entry;
|
||||
linked_list_t *list;
|
||||
char *name;
|
||||
|
||||
list = linked_list_create();
|
||||
|
||||
this->lock->lock(this->lock);
|
||||
enumerator = this->conns->create_enumerator(this->conns);
|
||||
while (enumerator->enumerate(enumerator, &name, &entry))
|
||||
{
|
||||
list->insert_last(list, strdup(name));
|
||||
}
|
||||
enumerator->destroy(enumerator);
|
||||
this->lock->unlock(this->lock);
|
||||
|
||||
enumerator = list->create_enumerator(list);
|
||||
enumerator = this->query->get_names(this->query);
|
||||
while (enumerator->enumerate(enumerator, &name))
|
||||
{
|
||||
print_one(this, out, name);
|
||||
}
|
||||
enumerator->destroy(enumerator);
|
||||
|
||||
list->destroy_function(list, free);
|
||||
}
|
||||
|
||||
/**
|
||||
* Print global counters
|
||||
*/
|
||||
static void print_global(private_stroke_counter_t *this, FILE *out)
|
||||
{
|
||||
uint64_t counter[COUNTER_MAX];
|
||||
int i;
|
||||
|
||||
this->lock->lock(this->lock);
|
||||
for (i = 0; i < countof(this->counter); i++)
|
||||
{
|
||||
counter[i] = this->counter[i];
|
||||
}
|
||||
this->lock->unlock(this->lock);
|
||||
|
||||
fprintf(out, "\nList of IKE counters:\n\n");
|
||||
|
||||
for (i = 0; i < countof(this->counter); i++)
|
||||
{
|
||||
print_counter(out, i, counter[i]);
|
||||
}
|
||||
}
|
||||
|
||||
METHOD(stroke_counter_t, print, void,
|
||||
private_stroke_counter_t *this, FILE *out, char *name)
|
||||
{
|
||||
if (name)
|
||||
if (!ensure_query(this))
|
||||
{
|
||||
if (streq(name, "all"))
|
||||
{
|
||||
return print_all(this, out);
|
||||
}
|
||||
return print_one(this, out, name);
|
||||
fprintf(out, "\nNo counters available (plugin missing?)\n\n");
|
||||
return;
|
||||
}
|
||||
return print_global(this, out);
|
||||
if (name && streq(name, "all"))
|
||||
{
|
||||
return print_all(this, out);
|
||||
}
|
||||
return print_one(this, out, name);
|
||||
}
|
||||
|
||||
METHOD(stroke_counter_t, reset, void,
|
||||
private_stroke_counter_t *this, char *name)
|
||||
{
|
||||
this->lock->lock(this->lock);
|
||||
if (name)
|
||||
if (!ensure_query(this))
|
||||
{
|
||||
entry_t *entry;
|
||||
|
||||
entry = this->conns->remove(this->conns, name);
|
||||
if (entry)
|
||||
{
|
||||
destroy_entry(entry);
|
||||
}
|
||||
return;
|
||||
}
|
||||
else
|
||||
{
|
||||
memset(&this->counter, 0, sizeof(this->counter));
|
||||
}
|
||||
this->lock->unlock(this->lock);
|
||||
this->query->reset(this->query, name);
|
||||
}
|
||||
|
||||
METHOD(stroke_counter_t, destroy, void,
|
||||
private_stroke_counter_t *this)
|
||||
{
|
||||
enumerator_t *enumerator;
|
||||
char *name;
|
||||
entry_t *entry;
|
||||
|
||||
enumerator = this->conns->create_enumerator(this->conns);
|
||||
while (enumerator->enumerate(enumerator, &name, &entry))
|
||||
{
|
||||
destroy_entry(entry);
|
||||
}
|
||||
enumerator->destroy(enumerator);
|
||||
this->conns->destroy(this->conns);
|
||||
this->lock->destroy(this->lock);
|
||||
free(this);
|
||||
}
|
||||
|
||||
|
@ -445,19 +163,10 @@ stroke_counter_t *stroke_counter_create()
|
|||
|
||||
INIT(this,
|
||||
.public = {
|
||||
.listener = {
|
||||
.alert = _alert,
|
||||
.ike_rekey = _ike_rekey,
|
||||
.child_rekey = _child_rekey,
|
||||
.message = _message_hook,
|
||||
},
|
||||
.print = _print,
|
||||
.reset = _reset,
|
||||
.destroy = _destroy,
|
||||
},
|
||||
.conns = hashtable_create((hashtable_hash_t)hash,
|
||||
(hashtable_equals_t)equals, 4),
|
||||
.lock = spinlock_create(),
|
||||
);
|
||||
|
||||
return &this->public;
|
||||
|
|
|
@ -1,4 +1,7 @@
|
|||
/*
|
||||
* Copyright (C) 2017 Tobias Brunner
|
||||
* HSR Hochschule fuer Technik Rapperswil
|
||||
*
|
||||
* Copyright (C) 2012 Martin Willi
|
||||
* Copyright (C) 2012 revosec AG
|
||||
*
|
||||
|
@ -21,68 +24,15 @@
|
|||
#ifndef STROKE_COUNTER_H_
|
||||
#define STROKE_COUNTER_H_
|
||||
|
||||
#include <bus/listeners/listener.h>
|
||||
#include <library.h>
|
||||
|
||||
typedef struct stroke_counter_t stroke_counter_t;
|
||||
typedef enum stroke_counter_type_t stroke_counter_type_t;
|
||||
|
||||
enum stroke_counter_type_t {
|
||||
/** initiated IKE_SA rekeyings */
|
||||
COUNTER_INIT_IKE_SA_REKEY,
|
||||
/** responded IKE_SA rekeyings */
|
||||
COUNTER_RESP_IKE_SA_REKEY,
|
||||
/** completed CHILD_SA rekeyings */
|
||||
COUNTER_CHILD_SA_REKEY,
|
||||
/** messages with invalid types, length, or a value out of range */
|
||||
COUNTER_IN_INVALID,
|
||||
/** messages with an invalid IKE SPI */
|
||||
COUNTER_IN_INVALID_IKE_SPI,
|
||||
/** received IKE_SA_INIT requests */
|
||||
COUNTER_IN_IKE_SA_INIT_REQ,
|
||||
/** received IKE_SA_INIT responses */
|
||||
COUNTER_IN_IKE_SA_INIT_RSP,
|
||||
/** sent IKE_SA_INIT requests */
|
||||
COUNTER_OUT_IKE_SA_INIT_REQ,
|
||||
/** sent IKE_SA_INIT responses */
|
||||
COUNTER_OUT_IKE_SA_INIT_RES,
|
||||
/** received IKE_AUTH requests */
|
||||
COUNTER_IN_IKE_AUTH_REQ,
|
||||
/** received IKE_AUTH responses */
|
||||
COUNTER_IN_IKE_AUTH_RSP,
|
||||
/** sent IKE_AUTH requests */
|
||||
COUNTER_OUT_IKE_AUTH_REQ,
|
||||
/** sent IKE_AUTH responses */
|
||||
COUNTER_OUT_IKE_AUTH_RSP,
|
||||
/** received CREATE_CHILD_SA requests */
|
||||
COUNTER_IN_CREATE_CHILD_SA_REQ,
|
||||
/** received CREATE_CHILD_SA responses */
|
||||
COUNTER_IN_CREATE_CHILD_SA_RSP,
|
||||
/** sent CREATE_CHILD_SA requests */
|
||||
COUNTER_OUT_CREATE_CHILD_SA_REQ,
|
||||
/** sent CREATE_CHILD_SA responses */
|
||||
COUNTER_OUT_CREATE_CHILD_SA_RSP,
|
||||
/** received INFORMATIONAL requests */
|
||||
COUNTER_IN_INFORMATIONAL_REQ,
|
||||
/** received INFORMATIONAL responses */
|
||||
COUNTER_IN_INFORMATIONAL_RSP,
|
||||
/** sent INFORMATIONAL requests */
|
||||
COUNTER_OUT_INFORMATIONAL_REQ,
|
||||
/** sent INFORMATIONAL responses */
|
||||
COUNTER_OUT_INFORMATIONAL_RSP,
|
||||
/** number of counter types */
|
||||
COUNTER_MAX
|
||||
};
|
||||
|
||||
/**
|
||||
* Collection of counter values for different IKE events.
|
||||
* Interface for counter values for different IKE events.
|
||||
*/
|
||||
struct stroke_counter_t {
|
||||
|
||||
/**
|
||||
* Implements listener_t.
|
||||
*/
|
||||
listener_t listener;
|
||||
|
||||
/**
|
||||
* Print counter values to an output stream.
|
||||
*
|
||||
|
|
|
@ -66,6 +66,7 @@ METHOD(plugin_t, get_features, int,
|
|||
static plugin_feature_t f[] = {
|
||||
PLUGIN_CALLBACK((plugin_feature_callback_t)register_stroke, NULL),
|
||||
PLUGIN_PROVIDE(CUSTOM, "stroke"),
|
||||
PLUGIN_SDEPEND(CUSTOM, "counters"),
|
||||
PLUGIN_SDEPEND(PRIVKEY, KEY_RSA),
|
||||
PLUGIN_SDEPEND(PRIVKEY, KEY_ECDSA),
|
||||
PLUGIN_SDEPEND(PRIVKEY, KEY_DSA),
|
||||
|
|
|
@ -744,7 +744,6 @@ METHOD(stroke_socket_t, destroy, void,
|
|||
&this->attribute->provider);
|
||||
charon->attributes->remove_handler(charon->attributes,
|
||||
&this->handler->handler);
|
||||
charon->bus->remove_listener(charon->bus, &this->counter->listener);
|
||||
this->cred->destroy(this->cred);
|
||||
this->ca->destroy(this->ca);
|
||||
this->config->destroy(this->config);
|
||||
|
@ -789,7 +788,7 @@ stroke_socket_t *stroke_socket_create()
|
|||
&this->attribute->provider);
|
||||
charon->attributes->add_handler(charon->attributes,
|
||||
&this->handler->handler);
|
||||
charon->bus->add_listener(charon->bus, &this->counter->listener);
|
||||
|
||||
|
||||
max_concurrent = lib->settings->get_int(lib->settings,
|
||||
"%s.plugins.stroke.max_concurrent", MAX_CONCURRENT_DEFAULT,
|
||||
|
|
Loading…
Reference in New Issue