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1416 lines
39 KiB
C
1416 lines
39 KiB
C
/*
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* testcode/fake_event.c - fake event handling that replays existing scenario.
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*
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* Copyright (c) 2007, NLnet Labs. All rights reserved.
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*
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* This software is open source.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* Neither the name of the NLNET LABS nor the names of its contributors may
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* be used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
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* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/**
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* \file
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* Event service that replays a scenario.
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* This implements the same exported symbols as the files:
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* util/netevent.c
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* services/listen_dnsport.c
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* services/outside_network.c
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* But these do not actually access the network or events, instead
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* the scenario is played.
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*/
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#include "config.h"
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#include "testcode/fake_event.h"
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#include "util/netevent.h"
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#include "util/net_help.h"
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#include "util/data/msgparse.h"
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#include "util/data/msgreply.h"
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#include "util/data/msgencode.h"
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#include "util/data/dname.h"
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#include "util/config_file.h"
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#include "services/listen_dnsport.h"
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#include "services/outside_network.h"
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#include "services/cache/infra.h"
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#include "testcode/replay.h"
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#include "testcode/testpkts.h"
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#include "util/log.h"
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#include "util/fptr_wlist.h"
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#include "ldns/sbuffer.h"
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#include "ldns/wire2str.h"
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#include "ldns/str2wire.h"
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#include <signal.h>
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struct worker;
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struct daemon_remote;
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/** Global variable: the scenario. Saved here for when event_init is done. */
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static struct replay_scenario* saved_scenario = NULL;
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/** add timers and the values do not overflow or become negative */
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static void
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timeval_add(struct timeval* d, const struct timeval* add)
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{
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#ifndef S_SPLINT_S
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d->tv_sec += add->tv_sec;
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d->tv_usec += add->tv_usec;
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if(d->tv_usec > 1000000) {
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d->tv_usec -= 1000000;
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d->tv_sec++;
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}
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#endif
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}
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void
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fake_temp_file(const char* adj, const char* id, char* buf, size_t len)
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{
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#ifdef USE_WINSOCK
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snprintf(buf, len, "testbound_%u%s%s.tmp",
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(unsigned)getpid(), adj, id);
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#else
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snprintf(buf, len, "/tmp/testbound_%u%s%s.tmp",
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(unsigned)getpid(), adj, id);
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#endif
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}
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void
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fake_event_init(struct replay_scenario* scen)
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{
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saved_scenario = scen;
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}
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void
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fake_event_cleanup(void)
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{
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replay_scenario_delete(saved_scenario);
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saved_scenario = NULL;
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}
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/** helper function that logs a sldns_pkt packet to logfile */
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static void
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log_pkt(const char* desc, uint8_t* pkt, size_t len)
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{
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char* str = sldns_wire2str_pkt(pkt, len);
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if(!str)
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fatal_exit("%s: (failed out of memory wire2str_pkt)", desc);
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else {
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log_info("%s%s", desc, str);
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free(str);
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}
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}
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/**
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* Returns a string describing the event type.
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*/
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static const char*
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repevt_string(enum replay_event_type t)
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{
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switch(t) {
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case repevt_nothing: return "NOTHING";
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case repevt_front_query: return "QUERY";
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case repevt_front_reply: return "CHECK_ANSWER";
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case repevt_timeout: return "TIMEOUT";
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case repevt_time_passes: return "TIME_PASSES";
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case repevt_back_reply: return "REPLY";
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case repevt_back_query: return "CHECK_OUT_QUERY";
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case repevt_autotrust_check: return "CHECK_AUTOTRUST";
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case repevt_error: return "ERROR";
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case repevt_assign: return "ASSIGN";
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case repevt_traffic: return "TRAFFIC";
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case repevt_infra_rtt: return "INFRA_RTT";
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default: return "UNKNOWN";
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}
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}
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/** delete a fake pending */
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static void
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delete_fake_pending(struct fake_pending* pend)
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{
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if(!pend)
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return;
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free(pend->zone);
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sldns_buffer_free(pend->buffer);
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free(pend->pkt);
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free(pend);
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}
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/** delete a replay answer */
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static void
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delete_replay_answer(struct replay_answer* a)
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{
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if(!a)
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return;
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if(a->repinfo.c) {
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sldns_buffer_free(a->repinfo.c->buffer);
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free(a->repinfo.c);
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}
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free(a->pkt);
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free(a);
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}
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/**
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* return: true if pending query matches the now event.
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*/
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static int
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pending_matches_current(struct replay_runtime* runtime,
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struct entry** entry, struct fake_pending **pend)
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{
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struct fake_pending* p;
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struct entry* e;
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if(!runtime->now || runtime->now->evt_type != repevt_back_query
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|| !runtime->pending_list)
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return 0;
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/* see if any of the pending queries matches */
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for(p = runtime->pending_list; p; p = p->next) {
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if(runtime->now->addrlen != 0 &&
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sockaddr_cmp(&p->addr, p->addrlen, &runtime->now->addr,
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runtime->now->addrlen) != 0)
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continue;
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if((e=find_match(runtime->now->match, p->pkt, p->pkt_len,
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p->transport))) {
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*entry = e;
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*pend = p;
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return 1;
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}
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}
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return 0;
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}
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/**
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* Find the range that matches this pending message.
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* @param runtime: runtime with current moment, and range list.
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* @param entry: returns the pointer to entry that matches.
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* @param pend: the pending that the entry must match.
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* @return: true if a match is found.
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*/
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static int
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pending_find_match(struct replay_runtime* runtime, struct entry** entry,
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struct fake_pending* pend)
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{
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int timenow = runtime->now->time_step;
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struct replay_range* p = runtime->scenario->range_list;
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while(p) {
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if(p->start_step <= timenow && timenow <= p->end_step &&
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(p->addrlen == 0 || sockaddr_cmp(&p->addr, p->addrlen,
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&pend->addr, pend->addrlen) == 0) &&
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(*entry = find_match(p->match, pend->pkt, pend->pkt_len,
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pend->transport))) {
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log_info("matched query time %d in range [%d, %d] "
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"with entry line %d", timenow,
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p->start_step, p->end_step, (*entry)->lineno);
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if(p->addrlen != 0)
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log_addr(0, "matched ip", &p->addr, p->addrlen);
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log_pkt("matched pkt: ",
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(*entry)->reply_list->reply_pkt,
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(*entry)->reply_list->reply_len);
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return 1;
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}
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p = p->next_range;
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}
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return 0;
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}
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/**
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* See if outgoing pending query matches an entry.
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* @param runtime: runtime.
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* @param entry: if true, the entry that matches is returned.
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* @param pend: if true, the outgoing message that matches is returned.
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* @return: true if pending query matches the now event.
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*/
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static int
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pending_matches_range(struct replay_runtime* runtime,
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struct entry** entry, struct fake_pending** pend)
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{
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struct fake_pending* p = runtime->pending_list;
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/* slow, O(N*N), but it works as advertised with weird matching */
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while(p) {
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log_info("check of pending");
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if(pending_find_match(runtime, entry, p)) {
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*pend = p;
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return 1;
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}
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p = p->next;
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}
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return 0;
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}
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/**
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* Remove the item from the pending list.
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*/
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static void
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pending_list_delete(struct replay_runtime* runtime, struct fake_pending* pend)
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{
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struct fake_pending** prev = &runtime->pending_list;
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struct fake_pending* p = runtime->pending_list;
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while(p) {
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if(p == pend) {
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*prev = p->next;
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delete_fake_pending(pend);
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return;
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}
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prev = &p->next;
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p = p->next;
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}
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}
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/**
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* Fill buffer with reply from the entry.
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*/
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static void
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fill_buffer_with_reply(sldns_buffer* buffer, struct entry* entry, uint8_t* q,
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size_t qlen)
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{
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uint8_t* c;
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size_t clen;
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log_assert(entry && entry->reply_list);
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sldns_buffer_clear(buffer);
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if(entry->reply_list->reply_from_hex) {
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c = sldns_buffer_begin(entry->reply_list->reply_from_hex);
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clen = sldns_buffer_limit(entry->reply_list->reply_from_hex);
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if(!c) fatal_exit("out of memory");
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} else {
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c = entry->reply_list->reply_pkt;
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clen = entry->reply_list->reply_len;
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}
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if(c) {
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if(q) adjust_packet(entry, &c, &clen, q, qlen);
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sldns_buffer_write(buffer, c, clen);
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if(q) free(c);
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}
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sldns_buffer_flip(buffer);
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}
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/**
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* Perform range entry on pending message.
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* @param runtime: runtime buffer size preference.
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* @param entry: entry that codes for the reply to do.
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* @param pend: pending query that is answered, callback called.
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*/
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static void
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answer_callback_from_entry(struct replay_runtime* runtime,
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struct entry* entry, struct fake_pending* pend)
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{
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struct comm_point c;
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struct comm_reply repinfo;
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void* cb_arg = pend->cb_arg;
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comm_point_callback_t* cb = pend->callback;
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memset(&c, 0, sizeof(c));
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c.fd = -1;
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c.buffer = sldns_buffer_new(runtime->bufsize);
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c.type = comm_udp;
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if(pend->transport == transport_tcp)
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c.type = comm_tcp;
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fill_buffer_with_reply(c.buffer, entry, pend->pkt, pend->pkt_len);
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repinfo.c = &c;
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repinfo.addrlen = pend->addrlen;
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memcpy(&repinfo.addr, &pend->addr, pend->addrlen);
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if(!pend->serviced)
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pending_list_delete(runtime, pend);
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if((*cb)(&c, cb_arg, NETEVENT_NOERROR, &repinfo)) {
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fatal_exit("testbound: unexpected: callback returned 1");
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}
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sldns_buffer_free(c.buffer);
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}
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/** Check the now moment answer check event */
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static void
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answer_check_it(struct replay_runtime* runtime)
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{
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struct replay_answer* ans = runtime->answer_list,
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*prev = NULL;
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log_assert(runtime && runtime->now &&
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runtime->now->evt_type == repevt_front_reply);
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while(ans) {
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enum transport_type tr = transport_tcp;
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if(ans->repinfo.c->type == comm_udp)
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tr = transport_udp;
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if((runtime->now->addrlen == 0 || sockaddr_cmp(
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&runtime->now->addr, runtime->now->addrlen,
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&ans->repinfo.addr, ans->repinfo.addrlen) == 0) &&
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find_match(runtime->now->match, ans->pkt,
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ans->pkt_len, tr)) {
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log_info("testbound matched event entry from line %d",
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runtime->now->match->lineno);
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log_info("testbound: do STEP %d %s",
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runtime->now->time_step,
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repevt_string(runtime->now->evt_type));
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if(prev)
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prev->next = ans->next;
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else runtime->answer_list = ans->next;
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if(!ans->next)
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runtime->answer_last = prev;
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delete_replay_answer(ans);
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return;
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} else {
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prev = ans;
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ans = ans->next;
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}
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}
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log_info("testbound: do STEP %d %s", runtime->now->time_step,
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repevt_string(runtime->now->evt_type));
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fatal_exit("testbound: not matched");
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}
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/**
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* Create commpoint (as return address) for a fake incoming query.
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*/
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static void
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fake_front_query(struct replay_runtime* runtime, struct replay_moment *todo)
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{
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struct comm_reply repinfo;
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memset(&repinfo, 0, sizeof(repinfo));
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repinfo.c = (struct comm_point*)calloc(1, sizeof(struct comm_point));
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repinfo.addrlen = (socklen_t)sizeof(struct sockaddr_in);
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if(todo->addrlen != 0) {
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repinfo.addrlen = todo->addrlen;
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memcpy(&repinfo.addr, &todo->addr, todo->addrlen);
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}
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repinfo.c->fd = -1;
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repinfo.c->ev = (struct internal_event*)runtime;
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repinfo.c->buffer = sldns_buffer_new(runtime->bufsize);
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if(todo->match->match_transport == transport_tcp)
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repinfo.c->type = comm_tcp;
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else repinfo.c->type = comm_udp;
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fill_buffer_with_reply(repinfo.c->buffer, todo->match, NULL, 0);
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log_info("testbound: incoming QUERY");
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log_pkt("query pkt", todo->match->reply_list->reply_pkt,
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todo->match->reply_list->reply_len);
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/* call the callback for incoming queries */
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if((*runtime->callback_query)(repinfo.c, runtime->cb_arg,
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NETEVENT_NOERROR, &repinfo)) {
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/* send immediate reply */
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comm_point_send_reply(&repinfo);
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}
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/* clear it again, in case copy not done properly */
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memset(&repinfo, 0, sizeof(repinfo));
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}
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/**
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* Perform callback for fake pending message.
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*/
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static void
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fake_pending_callback(struct replay_runtime* runtime,
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struct replay_moment* todo, int error)
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{
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struct fake_pending* p = runtime->pending_list;
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struct comm_reply repinfo;
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struct comm_point c;
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void* cb_arg;
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comm_point_callback_t* cb;
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memset(&c, 0, sizeof(c));
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if(!p) fatal_exit("No pending queries.");
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cb_arg = p->cb_arg;
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cb = p->callback;
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c.buffer = sldns_buffer_new(runtime->bufsize);
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c.type = comm_udp;
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if(p->transport == transport_tcp)
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c.type = comm_tcp;
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if(todo->evt_type == repevt_back_reply && todo->match) {
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fill_buffer_with_reply(c.buffer, todo->match, p->pkt,
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p->pkt_len);
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}
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repinfo.c = &c;
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repinfo.addrlen = p->addrlen;
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memcpy(&repinfo.addr, &p->addr, p->addrlen);
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if(!p->serviced)
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pending_list_delete(runtime, p);
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if((*cb)(&c, cb_arg, error, &repinfo)) {
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fatal_exit("unexpected: pending callback returned 1");
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}
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/* delete the pending item. */
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sldns_buffer_free(c.buffer);
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}
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/** pass time */
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static void
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moment_assign(struct replay_runtime* runtime, struct replay_moment* mom)
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{
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char* value = macro_process(runtime->vars, runtime, mom->string);
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if(!value)
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fatal_exit("could not process macro step %d", mom->time_step);
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log_info("assign %s = %s", mom->variable, value);
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if(!macro_assign(runtime->vars, mom->variable, value))
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fatal_exit("out of memory storing macro");
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free(value);
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if(verbosity >= VERB_ALGO)
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macro_print_debug(runtime->vars);
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}
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|
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/** pass time */
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static void
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time_passes(struct replay_runtime* runtime, struct replay_moment* mom)
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{
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struct fake_timer *t;
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struct timeval tv = mom->elapse;
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if(mom->string) {
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char* xp = macro_process(runtime->vars, runtime, mom->string);
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double sec;
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if(!xp) fatal_exit("could not macro expand %s", mom->string);
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verbose(VERB_ALGO, "EVAL %s", mom->string);
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sec = atof(xp);
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free(xp);
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#ifndef S_SPLINT_S
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tv.tv_sec = sec;
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tv.tv_usec = (int)((sec - (double)tv.tv_sec) *1000000. + 0.5);
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#endif
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}
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timeval_add(&runtime->now_tv, &tv);
|
|
runtime->now_secs = (time_t)runtime->now_tv.tv_sec;
|
|
#ifndef S_SPLINT_S
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|
log_info("elapsed %d.%6.6d now %d.%6.6d",
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(int)tv.tv_sec, (int)tv.tv_usec,
|
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(int)runtime->now_tv.tv_sec, (int)runtime->now_tv.tv_usec);
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#endif
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|
/* see if any timers have fired; and run them */
|
|
while( (t=replay_get_oldest_timer(runtime)) ) {
|
|
t->enabled = 0;
|
|
log_info("fake_timer callback");
|
|
fptr_ok(fptr_whitelist_comm_timer(t->cb));
|
|
(*t->cb)(t->cb_arg);
|
|
}
|
|
}
|
|
|
|
/** check autotrust file contents */
|
|
static void
|
|
autotrust_check(struct replay_runtime* runtime, struct replay_moment* mom)
|
|
{
|
|
char name[1024], line[1024];
|
|
FILE *in;
|
|
int lineno = 0, oke=1;
|
|
char* expanded;
|
|
struct config_strlist* p;
|
|
line[sizeof(line)-1] = 0;
|
|
log_assert(mom->autotrust_id);
|
|
fake_temp_file("_auto_", mom->autotrust_id, name, sizeof(name));
|
|
in = fopen(name, "r");
|
|
if(!in) fatal_exit("could not open %s: %s", name, strerror(errno));
|
|
for(p=mom->file_content; p; p=p->next) {
|
|
lineno++;
|
|
if(!fgets(line, (int)sizeof(line)-1, in)) {
|
|
log_err("autotrust check failed, could not read line");
|
|
log_err("file %s, line %d", name, lineno);
|
|
log_err("should be: %s", p->str);
|
|
fatal_exit("autotrust_check failed");
|
|
}
|
|
if(line[0]) line[strlen(line)-1] = 0; /* remove newline */
|
|
expanded = macro_process(runtime->vars, runtime, p->str);
|
|
if(!expanded)
|
|
fatal_exit("could not expand macro line %d", lineno);
|
|
if(verbosity >= 7 && strcmp(p->str, expanded) != 0)
|
|
log_info("expanded '%s' to '%s'", p->str, expanded);
|
|
if(strcmp(expanded, line) != 0) {
|
|
log_err("mismatch in file %s, line %d", name, lineno);
|
|
log_err("file has : %s", line);
|
|
log_err("should be: %s", expanded);
|
|
free(expanded);
|
|
oke = 0;
|
|
continue;
|
|
}
|
|
free(expanded);
|
|
fprintf(stderr, "%s:%2d ok : %s\n", name, lineno, line);
|
|
}
|
|
if(fgets(line, (int)sizeof(line)-1, in)) {
|
|
log_err("autotrust check failed, extra lines in %s after %d",
|
|
name, lineno);
|
|
do {
|
|
fprintf(stderr, "file has: %s", line);
|
|
} while(fgets(line, (int)sizeof(line)-1, in));
|
|
oke = 0;
|
|
}
|
|
fclose(in);
|
|
if(!oke)
|
|
fatal_exit("autotrust_check STEP %d failed", mom->time_step);
|
|
log_info("autotrust %s is OK", mom->autotrust_id);
|
|
}
|
|
|
|
/** Store RTT in infra cache */
|
|
static void
|
|
do_infra_rtt(struct replay_runtime* runtime)
|
|
{
|
|
struct replay_moment* now = runtime->now;
|
|
int rto;
|
|
size_t dplen = 0;
|
|
uint8_t* dp = sldns_str2wire_dname(now->variable, &dplen);
|
|
if(!dp) fatal_exit("cannot parse %s", now->variable);
|
|
rto = infra_rtt_update(runtime->infra, &now->addr, now->addrlen,
|
|
dp, dplen, LDNS_RR_TYPE_A, atoi(now->string),
|
|
-1, runtime->now_secs);
|
|
log_addr(0, "INFRA_RTT for", &now->addr, now->addrlen);
|
|
log_info("INFRA_RTT(%s roundtrip %d): rto of %d", now->variable,
|
|
atoi(now->string), rto);
|
|
if(rto == 0) fatal_exit("infra_rtt_update failed");
|
|
free(dp);
|
|
}
|
|
|
|
/** perform exponential backoff on the timout */
|
|
static void
|
|
expon_timeout_backoff(struct replay_runtime* runtime)
|
|
{
|
|
struct fake_pending* p = runtime->pending_list;
|
|
int rtt, vs;
|
|
uint8_t edns_lame_known;
|
|
int last_rtt, rto;
|
|
if(!p) return; /* no pending packet to backoff */
|
|
if(!infra_host(runtime->infra, &p->addr, p->addrlen, p->zone,
|
|
p->zonelen, runtime->now_secs, &vs, &edns_lame_known, &rtt))
|
|
return;
|
|
last_rtt = rtt;
|
|
rto = infra_rtt_update(runtime->infra, &p->addr, p->addrlen, p->zone,
|
|
p->zonelen, p->qtype, -1, last_rtt, runtime->now_secs);
|
|
log_info("infra_rtt_update returned rto %d", rto);
|
|
}
|
|
|
|
/**
|
|
* Advance to the next moment.
|
|
*/
|
|
static void
|
|
advance_moment(struct replay_runtime* runtime)
|
|
{
|
|
if(!runtime->now)
|
|
runtime->now = runtime->scenario->mom_first;
|
|
else runtime->now = runtime->now->mom_next;
|
|
}
|
|
|
|
/**
|
|
* Perform actions or checks determined by the moment.
|
|
* Also advances the time by one step.
|
|
* @param runtime: scenario runtime information.
|
|
*/
|
|
static void
|
|
do_moment_and_advance(struct replay_runtime* runtime)
|
|
{
|
|
struct replay_moment* mom;
|
|
if(!runtime->now) {
|
|
advance_moment(runtime);
|
|
return;
|
|
}
|
|
log_info("testbound: do STEP %d %s", runtime->now->time_step,
|
|
repevt_string(runtime->now->evt_type));
|
|
switch(runtime->now->evt_type) {
|
|
case repevt_nothing:
|
|
advance_moment(runtime);
|
|
break;
|
|
case repevt_front_query:
|
|
/* advance moment before doing the step, so that the next
|
|
moment which may check some result of the mom step
|
|
can catch those results. */
|
|
mom = runtime->now;
|
|
advance_moment(runtime);
|
|
fake_front_query(runtime, mom);
|
|
break;
|
|
case repevt_front_reply:
|
|
if(runtime->answer_list)
|
|
log_err("testbound: There are unmatched answers.");
|
|
fatal_exit("testbound: query answer not matched");
|
|
break;
|
|
case repevt_timeout:
|
|
mom = runtime->now;
|
|
advance_moment(runtime);
|
|
expon_timeout_backoff(runtime);
|
|
fake_pending_callback(runtime, mom, NETEVENT_TIMEOUT);
|
|
break;
|
|
case repevt_back_reply:
|
|
mom = runtime->now;
|
|
advance_moment(runtime);
|
|
fake_pending_callback(runtime, mom, NETEVENT_NOERROR);
|
|
break;
|
|
case repevt_back_query:
|
|
/* Back queries are matched when they are sent out. */
|
|
log_err("No query matching the current moment was sent.");
|
|
fatal_exit("testbound: back query not matched");
|
|
break;
|
|
case repevt_error:
|
|
mom = runtime->now;
|
|
advance_moment(runtime);
|
|
fake_pending_callback(runtime, mom, NETEVENT_CLOSED);
|
|
break;
|
|
case repevt_time_passes:
|
|
time_passes(runtime, runtime->now);
|
|
advance_moment(runtime);
|
|
break;
|
|
case repevt_autotrust_check:
|
|
autotrust_check(runtime, runtime->now);
|
|
advance_moment(runtime);
|
|
break;
|
|
case repevt_assign:
|
|
moment_assign(runtime, runtime->now);
|
|
advance_moment(runtime);
|
|
break;
|
|
case repevt_traffic:
|
|
advance_moment(runtime);
|
|
break;
|
|
case repevt_infra_rtt:
|
|
do_infra_rtt(runtime);
|
|
advance_moment(runtime);
|
|
break;
|
|
default:
|
|
fatal_exit("testbound: unknown event type %d",
|
|
runtime->now->evt_type);
|
|
}
|
|
}
|
|
|
|
/** run the scenario in event callbacks */
|
|
static void
|
|
run_scenario(struct replay_runtime* runtime)
|
|
{
|
|
struct entry* entry = NULL;
|
|
struct fake_pending* pending = NULL;
|
|
int max_rounds = 5000;
|
|
int rounds = 0;
|
|
runtime->now = runtime->scenario->mom_first;
|
|
log_info("testbound: entering fake runloop");
|
|
do {
|
|
/* if moment matches pending query do it. */
|
|
/* else if moment matches given answer, do it */
|
|
/* else if precoded_range matches pending, do it */
|
|
/* else do the current moment */
|
|
if(pending_matches_current(runtime, &entry, &pending)) {
|
|
log_info("testbound: do STEP %d CHECK_OUT_QUERY",
|
|
runtime->now->time_step);
|
|
advance_moment(runtime);
|
|
if(entry->copy_id)
|
|
answer_callback_from_entry(runtime, entry,
|
|
pending);
|
|
} else if(runtime->answer_list && runtime->now &&
|
|
runtime->now->evt_type == repevt_front_reply) {
|
|
answer_check_it(runtime);
|
|
advance_moment(runtime);
|
|
} else if(pending_matches_range(runtime, &entry, &pending)) {
|
|
answer_callback_from_entry(runtime, entry, pending);
|
|
} else {
|
|
do_moment_and_advance(runtime);
|
|
}
|
|
log_info("testbound: end of event stage");
|
|
rounds++;
|
|
if(rounds > max_rounds)
|
|
fatal_exit("testbound: too many rounds, it loops.");
|
|
} while(runtime->now);
|
|
|
|
if(runtime->pending_list) {
|
|
struct fake_pending* p;
|
|
log_err("testbound: there are still messages pending.");
|
|
for(p = runtime->pending_list; p; p=p->next) {
|
|
log_pkt("pending msg", p->pkt, p->pkt_len);
|
|
log_addr(0, "pending to", &p->addr, p->addrlen);
|
|
}
|
|
fatal_exit("testbound: there are still messages pending.");
|
|
}
|
|
if(runtime->answer_list) {
|
|
fatal_exit("testbound: there are unmatched answers.");
|
|
}
|
|
log_info("testbound: exiting fake runloop.");
|
|
runtime->exit_cleanly = 1;
|
|
}
|
|
|
|
/*********** Dummy routines ***********/
|
|
|
|
struct listen_dnsport*
|
|
listen_create(struct comm_base* base, struct listen_port* ATTR_UNUSED(ports),
|
|
size_t bufsize, int ATTR_UNUSED(tcp_accept_count),
|
|
void* ATTR_UNUSED(sslctx), struct dt_env* ATTR_UNUSED(dtenv),
|
|
comm_point_callback_t* cb, void* cb_arg)
|
|
{
|
|
struct replay_runtime* runtime = (struct replay_runtime*)base;
|
|
struct listen_dnsport* l= calloc(1, sizeof(struct listen_dnsport));
|
|
if(!l)
|
|
return NULL;
|
|
l->base = base;
|
|
l->udp_buff = sldns_buffer_new(bufsize);
|
|
if(!l->udp_buff) {
|
|
free(l);
|
|
return NULL;
|
|
}
|
|
runtime->callback_query = cb;
|
|
runtime->cb_arg = cb_arg;
|
|
runtime->bufsize = bufsize;
|
|
return l;
|
|
}
|
|
|
|
void
|
|
listen_delete(struct listen_dnsport* listen)
|
|
{
|
|
if(!listen)
|
|
return;
|
|
sldns_buffer_free(listen->udp_buff);
|
|
free(listen);
|
|
}
|
|
|
|
struct comm_base*
|
|
comm_base_create(int ATTR_UNUSED(sigs))
|
|
{
|
|
/* we return the runtime structure instead. */
|
|
struct replay_runtime* runtime = (struct replay_runtime*)
|
|
calloc(1, sizeof(struct replay_runtime));
|
|
runtime->scenario = saved_scenario;
|
|
runtime->vars = macro_store_create();
|
|
if(!runtime->vars) fatal_exit("out of memory");
|
|
return (struct comm_base*)runtime;
|
|
}
|
|
|
|
void
|
|
comm_base_delete(struct comm_base* b)
|
|
{
|
|
struct replay_runtime* runtime = (struct replay_runtime*)b;
|
|
struct fake_pending* p, *np;
|
|
struct replay_answer* a, *na;
|
|
struct fake_timer* t, *nt;
|
|
if(!runtime)
|
|
return;
|
|
runtime->scenario= NULL;
|
|
p = runtime->pending_list;
|
|
while(p) {
|
|
np = p->next;
|
|
delete_fake_pending(p);
|
|
p = np;
|
|
}
|
|
a = runtime->answer_list;
|
|
while(a) {
|
|
na = a->next;
|
|
delete_replay_answer(a);
|
|
a = na;
|
|
}
|
|
t = runtime->timer_list;
|
|
while(t) {
|
|
nt = t->next;
|
|
free(t);
|
|
t = nt;
|
|
}
|
|
macro_store_delete(runtime->vars);
|
|
free(runtime);
|
|
}
|
|
|
|
void
|
|
comm_base_timept(struct comm_base* b, time_t** tt, struct timeval** tv)
|
|
{
|
|
struct replay_runtime* runtime = (struct replay_runtime*)b;
|
|
*tt = &runtime->now_secs;
|
|
*tv = &runtime->now_tv;
|
|
}
|
|
|
|
void
|
|
comm_base_dispatch(struct comm_base* b)
|
|
{
|
|
struct replay_runtime* runtime = (struct replay_runtime*)b;
|
|
run_scenario(runtime);
|
|
if(runtime->sig_cb)
|
|
(*runtime->sig_cb)(SIGTERM, runtime->sig_cb_arg);
|
|
else exit(0); /* OK exit when LIBEVENT_SIGNAL_PROBLEM exists */
|
|
}
|
|
|
|
void
|
|
comm_base_exit(struct comm_base* b)
|
|
{
|
|
struct replay_runtime* runtime = (struct replay_runtime*)b;
|
|
if(!runtime->exit_cleanly) {
|
|
/* some sort of failure */
|
|
fatal_exit("testbound: comm_base_exit was called.");
|
|
}
|
|
}
|
|
|
|
struct comm_signal*
|
|
comm_signal_create(struct comm_base* base,
|
|
void (*callback)(int, void*), void* cb_arg)
|
|
{
|
|
struct replay_runtime* runtime = (struct replay_runtime*)base;
|
|
runtime->sig_cb = callback;
|
|
runtime->sig_cb_arg = cb_arg;
|
|
return calloc(1, sizeof(struct comm_signal));
|
|
}
|
|
|
|
int
|
|
comm_signal_bind(struct comm_signal* ATTR_UNUSED(comsig), int
|
|
ATTR_UNUSED(sig))
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
void
|
|
comm_signal_delete(struct comm_signal* comsig)
|
|
{
|
|
free(comsig);
|
|
}
|
|
|
|
void
|
|
comm_point_send_reply(struct comm_reply* repinfo)
|
|
{
|
|
struct replay_answer* ans = (struct replay_answer*)calloc(1,
|
|
sizeof(struct replay_answer));
|
|
struct replay_runtime* runtime = (struct replay_runtime*)repinfo->c->ev;
|
|
log_info("testbound: comm_point_send_reply fake");
|
|
/* dump it into the todo list */
|
|
log_assert(ans);
|
|
memcpy(&ans->repinfo, repinfo, sizeof(struct comm_reply));
|
|
ans->next = NULL;
|
|
if(runtime->answer_last)
|
|
runtime->answer_last->next = ans;
|
|
else runtime->answer_list = ans;
|
|
runtime->answer_last = ans;
|
|
|
|
/* try to parse packet */
|
|
ans->pkt = memdup(sldns_buffer_begin(ans->repinfo.c->buffer),
|
|
sldns_buffer_limit(ans->repinfo.c->buffer));
|
|
ans->pkt_len = sldns_buffer_limit(ans->repinfo.c->buffer);
|
|
if(!ans->pkt) fatal_exit("out of memory");
|
|
log_pkt("reply pkt: ", ans->pkt, ans->pkt_len);
|
|
}
|
|
|
|
void
|
|
comm_point_drop_reply(struct comm_reply* repinfo)
|
|
{
|
|
log_info("comm_point_drop_reply fake");
|
|
if(repinfo->c) {
|
|
sldns_buffer_free(repinfo->c->buffer);
|
|
free(repinfo->c);
|
|
}
|
|
}
|
|
|
|
struct outside_network*
|
|
outside_network_create(struct comm_base* base, size_t bufsize,
|
|
size_t ATTR_UNUSED(num_ports), char** ATTR_UNUSED(ifs),
|
|
int ATTR_UNUSED(num_ifs), int ATTR_UNUSED(do_ip4),
|
|
int ATTR_UNUSED(do_ip6), size_t ATTR_UNUSED(num_tcp),
|
|
struct infra_cache* infra,
|
|
struct ub_randstate* ATTR_UNUSED(rnd),
|
|
int ATTR_UNUSED(use_caps_for_id), int* ATTR_UNUSED(availports),
|
|
int ATTR_UNUSED(numavailports), size_t ATTR_UNUSED(unwanted_threshold),
|
|
void (*unwanted_action)(void*), void* ATTR_UNUSED(unwanted_param),
|
|
int ATTR_UNUSED(do_udp), void* ATTR_UNUSED(sslctx),
|
|
int ATTR_UNUSED(delayclose), struct dt_env* ATTR_UNUSED(dtenv))
|
|
{
|
|
struct replay_runtime* runtime = (struct replay_runtime*)base;
|
|
struct outside_network* outnet = calloc(1,
|
|
sizeof(struct outside_network));
|
|
(void)unwanted_action;
|
|
if(!outnet)
|
|
return NULL;
|
|
runtime->infra = infra;
|
|
outnet->base = base;
|
|
outnet->udp_buff = sldns_buffer_new(bufsize);
|
|
if(!outnet->udp_buff) {
|
|
free(outnet);
|
|
return NULL;
|
|
}
|
|
return outnet;
|
|
}
|
|
|
|
void
|
|
outside_network_delete(struct outside_network* outnet)
|
|
{
|
|
if(!outnet)
|
|
return;
|
|
sldns_buffer_free(outnet->udp_buff);
|
|
free(outnet);
|
|
}
|
|
|
|
void
|
|
outside_network_quit_prepare(struct outside_network* ATTR_UNUSED(outnet))
|
|
{
|
|
}
|
|
|
|
struct pending*
|
|
pending_udp_query(struct serviced_query* sq, sldns_buffer* packet,
|
|
int timeout, comm_point_callback_t* callback, void* callback_arg)
|
|
{
|
|
struct replay_runtime* runtime = (struct replay_runtime*)
|
|
sq->outnet->base;
|
|
struct fake_pending* pend = (struct fake_pending*)calloc(1,
|
|
sizeof(struct fake_pending));
|
|
log_assert(pend);
|
|
pend->buffer = sldns_buffer_new(sldns_buffer_capacity(packet));
|
|
log_assert(pend->buffer);
|
|
sldns_buffer_write(pend->buffer, sldns_buffer_begin(packet),
|
|
sldns_buffer_limit(packet));
|
|
sldns_buffer_flip(pend->buffer);
|
|
memcpy(&pend->addr, &sq->addr, sq->addrlen);
|
|
pend->addrlen = sq->addrlen;
|
|
pend->callback = callback;
|
|
pend->cb_arg = callback_arg;
|
|
pend->timeout = timeout/1000;
|
|
pend->transport = transport_udp;
|
|
pend->pkt = NULL;
|
|
pend->zone = NULL;
|
|
pend->serviced = 0;
|
|
pend->runtime = runtime;
|
|
pend->pkt_len = sldns_buffer_limit(packet);
|
|
pend->pkt = memdup(sldns_buffer_begin(packet), pend->pkt_len);
|
|
if(!pend->pkt) fatal_exit("out of memory");
|
|
log_pkt("pending udp pkt: ", pend->pkt, pend->pkt_len);
|
|
|
|
/* see if it matches the current moment */
|
|
if(runtime->now && runtime->now->evt_type == repevt_back_query &&
|
|
(runtime->now->addrlen == 0 || sockaddr_cmp(
|
|
&runtime->now->addr, runtime->now->addrlen,
|
|
&pend->addr, pend->addrlen) == 0) &&
|
|
find_match(runtime->now->match, pend->pkt, pend->pkt_len,
|
|
pend->transport)) {
|
|
log_info("testbound: matched pending to event. "
|
|
"advance time between events.");
|
|
log_info("testbound: do STEP %d %s", runtime->now->time_step,
|
|
repevt_string(runtime->now->evt_type));
|
|
advance_moment(runtime);
|
|
/* still create the pending, because we need it to callback */
|
|
}
|
|
log_info("testbound: created fake pending");
|
|
/* add to list */
|
|
pend->next = runtime->pending_list;
|
|
runtime->pending_list = pend;
|
|
return (struct pending*)pend;
|
|
}
|
|
|
|
struct waiting_tcp*
|
|
pending_tcp_query(struct serviced_query* sq, sldns_buffer* packet,
|
|
int timeout, comm_point_callback_t* callback, void* callback_arg)
|
|
{
|
|
struct replay_runtime* runtime = (struct replay_runtime*)
|
|
sq->outnet->base;
|
|
struct fake_pending* pend = (struct fake_pending*)calloc(1,
|
|
sizeof(struct fake_pending));
|
|
log_assert(pend);
|
|
pend->buffer = sldns_buffer_new(sldns_buffer_capacity(packet));
|
|
log_assert(pend->buffer);
|
|
sldns_buffer_write(pend->buffer, sldns_buffer_begin(packet),
|
|
sldns_buffer_limit(packet));
|
|
sldns_buffer_flip(pend->buffer);
|
|
memcpy(&pend->addr, &sq->addr, sq->addrlen);
|
|
pend->addrlen = sq->addrlen;
|
|
pend->callback = callback;
|
|
pend->cb_arg = callback_arg;
|
|
pend->timeout = timeout;
|
|
pend->transport = transport_tcp;
|
|
pend->pkt = NULL;
|
|
pend->zone = NULL;
|
|
pend->runtime = runtime;
|
|
pend->serviced = 0;
|
|
pend->pkt_len = sldns_buffer_limit(packet);
|
|
pend->pkt = memdup(sldns_buffer_begin(packet), pend->pkt_len);
|
|
if(!pend->pkt) fatal_exit("out of memory");
|
|
log_pkt("pending tcp pkt: ", pend->pkt, pend->pkt_len);
|
|
|
|
/* see if it matches the current moment */
|
|
if(runtime->now && runtime->now->evt_type == repevt_back_query &&
|
|
(runtime->now->addrlen == 0 || sockaddr_cmp(
|
|
&runtime->now->addr, runtime->now->addrlen,
|
|
&pend->addr, pend->addrlen) == 0) &&
|
|
find_match(runtime->now->match, pend->pkt, pend->pkt_len,
|
|
pend->transport)) {
|
|
log_info("testbound: matched pending to event. "
|
|
"advance time between events.");
|
|
log_info("testbound: do STEP %d %s", runtime->now->time_step,
|
|
repevt_string(runtime->now->evt_type));
|
|
advance_moment(runtime);
|
|
/* still create the pending, because we need it to callback */
|
|
}
|
|
log_info("testbound: created fake pending");
|
|
/* add to list */
|
|
pend->next = runtime->pending_list;
|
|
runtime->pending_list = pend;
|
|
return (struct waiting_tcp*)pend;
|
|
}
|
|
|
|
struct serviced_query* outnet_serviced_query(struct outside_network* outnet,
|
|
uint8_t* qname, size_t qnamelen, uint16_t qtype, uint16_t qclass,
|
|
uint16_t flags, int dnssec, int ATTR_UNUSED(want_dnssec),
|
|
int ATTR_UNUSED(nocaps), int ATTR_UNUSED(tcp_upstream),
|
|
int ATTR_UNUSED(ssl_upstream), struct sockaddr_storage* addr,
|
|
socklen_t addrlen, uint8_t* zone, size_t zonelen,
|
|
comm_point_callback_t* callback, void* callback_arg,
|
|
sldns_buffer* ATTR_UNUSED(buff))
|
|
{
|
|
struct replay_runtime* runtime = (struct replay_runtime*)outnet->base;
|
|
struct fake_pending* pend = (struct fake_pending*)calloc(1,
|
|
sizeof(struct fake_pending));
|
|
char z[256];
|
|
log_assert(pend);
|
|
log_nametypeclass(VERB_OPS, "pending serviced query",
|
|
qname, qtype, qclass);
|
|
dname_str(zone, z);
|
|
verbose(VERB_OPS, "pending serviced query zone %s flags%s%s%s%s",
|
|
z, (flags&BIT_RD)?" RD":"", (flags&BIT_CD)?" CD":"",
|
|
(flags&~(BIT_RD|BIT_CD))?" MORE":"", (dnssec)?" DO":"");
|
|
|
|
/* create packet with EDNS */
|
|
pend->buffer = sldns_buffer_new(512);
|
|
log_assert(pend->buffer);
|
|
sldns_buffer_write_u16(pend->buffer, 0); /* id */
|
|
sldns_buffer_write_u16(pend->buffer, flags);
|
|
sldns_buffer_write_u16(pend->buffer, 1); /* qdcount */
|
|
sldns_buffer_write_u16(pend->buffer, 0); /* ancount */
|
|
sldns_buffer_write_u16(pend->buffer, 0); /* nscount */
|
|
sldns_buffer_write_u16(pend->buffer, 0); /* arcount */
|
|
sldns_buffer_write(pend->buffer, qname, qnamelen);
|
|
sldns_buffer_write_u16(pend->buffer, qtype);
|
|
sldns_buffer_write_u16(pend->buffer, qclass);
|
|
sldns_buffer_flip(pend->buffer);
|
|
if(1) {
|
|
/* add edns */
|
|
struct edns_data edns;
|
|
edns.edns_present = 1;
|
|
edns.ext_rcode = 0;
|
|
edns.edns_version = EDNS_ADVERTISED_VERSION;
|
|
edns.udp_size = EDNS_ADVERTISED_SIZE;
|
|
edns.bits = 0;
|
|
if(dnssec)
|
|
edns.bits = EDNS_DO;
|
|
attach_edns_record(pend->buffer, &edns);
|
|
}
|
|
memcpy(&pend->addr, addr, addrlen);
|
|
pend->addrlen = addrlen;
|
|
pend->zone = memdup(zone, zonelen);
|
|
pend->zonelen = zonelen;
|
|
pend->qtype = (int)qtype;
|
|
log_assert(pend->zone);
|
|
pend->callback = callback;
|
|
pend->cb_arg = callback_arg;
|
|
pend->timeout = UDP_AUTH_QUERY_TIMEOUT;
|
|
pend->transport = transport_udp; /* pretend UDP */
|
|
pend->pkt = NULL;
|
|
pend->runtime = runtime;
|
|
pend->serviced = 1;
|
|
pend->pkt_len = sldns_buffer_limit(pend->buffer);
|
|
pend->pkt = memdup(sldns_buffer_begin(pend->buffer), pend->pkt_len);
|
|
if(!pend->pkt) fatal_exit("out of memory");
|
|
/*log_pkt("pending serviced query: ", pend->pkt, pend->pkt_len);*/
|
|
|
|
/* see if it matches the current moment */
|
|
if(runtime->now && runtime->now->evt_type == repevt_back_query &&
|
|
(runtime->now->addrlen == 0 || sockaddr_cmp(
|
|
&runtime->now->addr, runtime->now->addrlen,
|
|
&pend->addr, pend->addrlen) == 0) &&
|
|
find_match(runtime->now->match, pend->pkt, pend->pkt_len,
|
|
pend->transport)) {
|
|
log_info("testbound: matched pending to event. "
|
|
"advance time between events.");
|
|
log_info("testbound: do STEP %d %s", runtime->now->time_step,
|
|
repevt_string(runtime->now->evt_type));
|
|
advance_moment(runtime);
|
|
/* still create the pending, because we need it to callback */
|
|
}
|
|
log_info("testbound: created fake pending");
|
|
/* add to list */
|
|
pend->next = runtime->pending_list;
|
|
runtime->pending_list = pend;
|
|
return (struct serviced_query*)pend;
|
|
}
|
|
|
|
void outnet_serviced_query_stop(struct serviced_query* sq, void* cb_arg)
|
|
{
|
|
struct fake_pending* pend = (struct fake_pending*)sq;
|
|
struct replay_runtime* runtime = pend->runtime;
|
|
/* delete from the list */
|
|
struct fake_pending* p = runtime->pending_list, *prev=NULL;
|
|
while(p) {
|
|
if(p == pend) {
|
|
log_assert(p->cb_arg == cb_arg);
|
|
log_info("serviced pending delete");
|
|
if(prev)
|
|
prev->next = p->next;
|
|
else runtime->pending_list = p->next;
|
|
sldns_buffer_free(p->buffer);
|
|
free(p->pkt);
|
|
free(p->zone);
|
|
free(p);
|
|
return;
|
|
}
|
|
prev = p;
|
|
p = p->next;
|
|
}
|
|
log_info("double delete of pending serviced query");
|
|
}
|
|
|
|
struct listen_port* listening_ports_open(struct config_file* ATTR_UNUSED(cfg),
|
|
int* ATTR_UNUSED(reuseport))
|
|
{
|
|
return calloc(1, 1);
|
|
}
|
|
|
|
void listening_ports_free(struct listen_port* list)
|
|
{
|
|
free(list);
|
|
}
|
|
|
|
struct comm_point* comm_point_create_local(struct comm_base* ATTR_UNUSED(base),
|
|
int ATTR_UNUSED(fd), size_t ATTR_UNUSED(bufsize),
|
|
comm_point_callback_t* ATTR_UNUSED(callback),
|
|
void* ATTR_UNUSED(callback_arg))
|
|
{
|
|
return calloc(1, 1);
|
|
}
|
|
|
|
struct comm_point* comm_point_create_raw(struct comm_base* ATTR_UNUSED(base),
|
|
int ATTR_UNUSED(fd), int ATTR_UNUSED(writing),
|
|
comm_point_callback_t* ATTR_UNUSED(callback),
|
|
void* ATTR_UNUSED(callback_arg))
|
|
{
|
|
/* no pipe comm possible */
|
|
return calloc(1, 1);
|
|
}
|
|
|
|
void comm_point_start_listening(struct comm_point* ATTR_UNUSED(c),
|
|
int ATTR_UNUSED(newfd), int ATTR_UNUSED(sec))
|
|
{
|
|
/* no bg write pipe comm possible */
|
|
}
|
|
|
|
void comm_point_stop_listening(struct comm_point* ATTR_UNUSED(c))
|
|
{
|
|
/* no bg write pipe comm possible */
|
|
}
|
|
|
|
/* only cmd com _local gets deleted */
|
|
void comm_point_delete(struct comm_point* c)
|
|
{
|
|
free(c);
|
|
}
|
|
|
|
size_t listen_get_mem(struct listen_dnsport* ATTR_UNUSED(listen))
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
size_t outnet_get_mem(struct outside_network* ATTR_UNUSED(outnet))
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
size_t comm_point_get_mem(struct comm_point* ATTR_UNUSED(c))
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
size_t serviced_get_mem(struct serviced_query* ATTR_UNUSED(c))
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
/* fake for fptr wlist */
|
|
int outnet_udp_cb(struct comm_point* ATTR_UNUSED(c),
|
|
void* ATTR_UNUSED(arg), int ATTR_UNUSED(error),
|
|
struct comm_reply *ATTR_UNUSED(reply_info))
|
|
{
|
|
log_assert(0);
|
|
return 0;
|
|
}
|
|
|
|
int outnet_tcp_cb(struct comm_point* ATTR_UNUSED(c),
|
|
void* ATTR_UNUSED(arg), int ATTR_UNUSED(error),
|
|
struct comm_reply *ATTR_UNUSED(reply_info))
|
|
{
|
|
log_assert(0);
|
|
return 0;
|
|
}
|
|
|
|
void pending_udp_timer_cb(void *ATTR_UNUSED(arg))
|
|
{
|
|
log_assert(0);
|
|
}
|
|
|
|
void pending_udp_timer_delay_cb(void *ATTR_UNUSED(arg))
|
|
{
|
|
log_assert(0);
|
|
}
|
|
|
|
void outnet_tcptimer(void* ATTR_UNUSED(arg))
|
|
{
|
|
log_assert(0);
|
|
}
|
|
|
|
void comm_point_udp_callback(int ATTR_UNUSED(fd), short ATTR_UNUSED(event),
|
|
void* ATTR_UNUSED(arg))
|
|
{
|
|
log_assert(0);
|
|
}
|
|
|
|
void comm_point_udp_ancil_callback(int ATTR_UNUSED(fd),
|
|
short ATTR_UNUSED(event), void* ATTR_UNUSED(arg))
|
|
{
|
|
log_assert(0);
|
|
}
|
|
|
|
void comm_point_tcp_accept_callback(int ATTR_UNUSED(fd),
|
|
short ATTR_UNUSED(event), void* ATTR_UNUSED(arg))
|
|
{
|
|
log_assert(0);
|
|
}
|
|
|
|
void comm_point_tcp_handle_callback(int ATTR_UNUSED(fd),
|
|
short ATTR_UNUSED(event), void* ATTR_UNUSED(arg))
|
|
{
|
|
log_assert(0);
|
|
}
|
|
|
|
void comm_timer_callback(int ATTR_UNUSED(fd),
|
|
short ATTR_UNUSED(event), void* ATTR_UNUSED(arg))
|
|
{
|
|
log_assert(0);
|
|
}
|
|
|
|
void comm_signal_callback(int ATTR_UNUSED(fd),
|
|
short ATTR_UNUSED(event), void* ATTR_UNUSED(arg))
|
|
{
|
|
log_assert(0);
|
|
}
|
|
|
|
void comm_point_local_handle_callback(int ATTR_UNUSED(fd),
|
|
short ATTR_UNUSED(event), void* ATTR_UNUSED(arg))
|
|
{
|
|
log_assert(0);
|
|
}
|
|
|
|
void comm_point_raw_handle_callback(int ATTR_UNUSED(fd),
|
|
short ATTR_UNUSED(event), void* ATTR_UNUSED(arg))
|
|
{
|
|
log_assert(0);
|
|
}
|
|
|
|
void comm_base_handle_slow_accept(int ATTR_UNUSED(fd),
|
|
short ATTR_UNUSED(event), void* ATTR_UNUSED(arg))
|
|
{
|
|
log_assert(0);
|
|
}
|
|
|
|
int serviced_udp_callback(struct comm_point* ATTR_UNUSED(c),
|
|
void* ATTR_UNUSED(arg), int ATTR_UNUSED(error),
|
|
struct comm_reply* ATTR_UNUSED(reply_info))
|
|
{
|
|
log_assert(0);
|
|
return 0;
|
|
}
|
|
|
|
int serviced_tcp_callback(struct comm_point* ATTR_UNUSED(c),
|
|
void* ATTR_UNUSED(arg), int ATTR_UNUSED(error),
|
|
struct comm_reply* ATTR_UNUSED(reply_info))
|
|
{
|
|
log_assert(0);
|
|
return 0;
|
|
}
|
|
|
|
int pending_cmp(const void* ATTR_UNUSED(a), const void* ATTR_UNUSED(b))
|
|
{
|
|
log_assert(0);
|
|
return 0;
|
|
}
|
|
|
|
int serviced_cmp(const void* ATTR_UNUSED(a), const void* ATTR_UNUSED(b))
|
|
{
|
|
log_assert(0);
|
|
return 0;
|
|
}
|
|
|
|
/* timers in testbound for autotrust. statistics tested in tpkg. */
|
|
struct comm_timer* comm_timer_create(struct comm_base* base,
|
|
void (*cb)(void*), void* cb_arg)
|
|
{
|
|
struct replay_runtime* runtime = (struct replay_runtime*)base;
|
|
struct fake_timer* t = (struct fake_timer*)calloc(1, sizeof(*t));
|
|
t->cb = cb;
|
|
t->cb_arg = cb_arg;
|
|
fptr_ok(fptr_whitelist_comm_timer(t->cb)); /* check in advance */
|
|
t->runtime = runtime;
|
|
t->next = runtime->timer_list;
|
|
runtime->timer_list = t;
|
|
return (struct comm_timer*)t;
|
|
}
|
|
|
|
void comm_timer_disable(struct comm_timer* timer)
|
|
{
|
|
struct fake_timer* t = (struct fake_timer*)timer;
|
|
log_info("fake timer disabled");
|
|
t->enabled = 0;
|
|
}
|
|
|
|
void comm_timer_set(struct comm_timer* timer, struct timeval* tv)
|
|
{
|
|
struct fake_timer* t = (struct fake_timer*)timer;
|
|
t->enabled = 1;
|
|
t->tv = *tv;
|
|
log_info("fake timer set %d.%6.6d",
|
|
(int)t->tv.tv_sec, (int)t->tv.tv_usec);
|
|
timeval_add(&t->tv, &t->runtime->now_tv);
|
|
}
|
|
|
|
void comm_timer_delete(struct comm_timer* timer)
|
|
{
|
|
struct fake_timer* t = (struct fake_timer*)timer;
|
|
struct fake_timer** pp, *p;
|
|
if(!t) return;
|
|
|
|
/* remove from linked list */
|
|
pp = &t->runtime->timer_list;
|
|
p = t->runtime->timer_list;
|
|
while(p) {
|
|
if(p == t) {
|
|
/* snip from list */
|
|
*pp = p->next;
|
|
break;
|
|
}
|
|
pp = &p->next;
|
|
p = p->next;
|
|
}
|
|
|
|
free(timer);
|
|
}
|
|
|
|
void comm_base_set_slow_accept_handlers(struct comm_base* ATTR_UNUSED(b),
|
|
void (*stop_acc)(void*), void (*start_acc)(void*),
|
|
void* ATTR_UNUSED(arg))
|
|
{
|
|
/* ignore this */
|
|
(void)stop_acc;
|
|
(void)start_acc;
|
|
}
|
|
|
|
struct event_base* comm_base_internal(struct comm_base* ATTR_UNUSED(b))
|
|
{
|
|
/* no pipe comm possible in testbound */
|
|
return NULL;
|
|
}
|
|
|
|
void daemon_remote_exec(struct worker* ATTR_UNUSED(worker))
|
|
{
|
|
}
|
|
|
|
void listen_start_accept(struct listen_dnsport* ATTR_UNUSED(listen))
|
|
{
|
|
}
|
|
|
|
void listen_stop_accept(struct listen_dnsport* ATTR_UNUSED(listen))
|
|
{
|
|
}
|
|
|
|
void daemon_remote_start_accept(struct daemon_remote* ATTR_UNUSED(rc))
|
|
{
|
|
}
|
|
|
|
void daemon_remote_stop_accept(struct daemon_remote* ATTR_UNUSED(rc))
|
|
{
|
|
}
|
|
|
|
/*********** End of Dummy routines ***********/
|