mirror of
https://gitea.invidious.io/iv-org/litespeed-quic.git
synced 2024-08-15 00:53:43 +00:00
- Add support for Mac OS - Add support for Raspberry Pi - Fix BoringSSL compilation: include <openssl/hmac.h> explicitly
447 lines
12 KiB
C
447 lines
12 KiB
C
/* Copyright (c) 2017 LiteSpeed Technologies Inc. See LICENSE. */
|
|
#include <assert.h>
|
|
#include <netinet/in.h>
|
|
#include <signal.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <sys/queue.h>
|
|
#include <unistd.h>
|
|
|
|
#include <event2/event.h>
|
|
|
|
#include <lsquic.h>
|
|
|
|
#include "../src/liblsquic/lsquic_hash.h"
|
|
#include "../src/liblsquic/lsquic_logger.h"
|
|
|
|
#include "test_config.h"
|
|
#include "test_cert.h"
|
|
#include "test_common.h"
|
|
#include "prog.h"
|
|
|
|
static int prog_stopped;
|
|
|
|
static void
|
|
prog_set_onetimer (struct prog *prog, unsigned usec);
|
|
|
|
static const struct lsquic_packout_mem_if pmi = {
|
|
.pmi_allocate = pba_allocate,
|
|
.pmi_release = pba_release,
|
|
};
|
|
|
|
|
|
void
|
|
prog_init (struct prog *prog, unsigned flags,
|
|
struct sport_head *sports,
|
|
const struct lsquic_stream_if *stream_if, void *stream_if_ctx)
|
|
{
|
|
/* prog-specific initialization: */
|
|
memset(prog, 0, sizeof(*prog));
|
|
prog->prog_engine_flags = flags;
|
|
prog->prog_sports = sports;
|
|
lsquic_engine_init_settings(&prog->prog_settings, flags);
|
|
|
|
prog->prog_api.ea_settings = &prog->prog_settings;
|
|
prog->prog_api.ea_stream_if = stream_if;
|
|
prog->prog_api.ea_stream_if_ctx = stream_if_ctx;
|
|
prog->prog_api.ea_packets_out = sport_packets_out;
|
|
prog->prog_api.ea_packets_out_ctx
|
|
= prog;
|
|
prog->prog_api.ea_pmi = &pmi;
|
|
prog->prog_api.ea_pmi_ctx = &prog->prog_pba;
|
|
|
|
/* Non prog-specific initialization: */
|
|
lsquic_global_init(flags & LSENG_SERVER ? LSQUIC_GLOBAL_SERVER :
|
|
LSQUIC_GLOBAL_CLIENT);
|
|
lsquic_log_to_fstream(stderr, LLTS_HHMMSSMS);
|
|
lsquic_logger_lopt("=notice");
|
|
}
|
|
|
|
|
|
static int
|
|
prog_add_sport (struct prog *prog, const char *arg)
|
|
{
|
|
struct service_port *sport;
|
|
sport = sport_new(arg, prog);
|
|
if (!sport)
|
|
return -1;
|
|
/* Default settings: */
|
|
sport->sp_flags = prog->prog_dummy_sport.sp_flags;
|
|
sport->sp_sndbuf = prog->prog_dummy_sport.sp_sndbuf;
|
|
sport->sp_rcvbuf = prog->prog_dummy_sport.sp_rcvbuf;
|
|
TAILQ_INSERT_TAIL(prog->prog_sports, sport, next_sport);
|
|
return 0;
|
|
}
|
|
|
|
|
|
void
|
|
prog_print_common_options (const struct prog *prog, FILE *out)
|
|
{
|
|
fprintf(out,
|
|
" -s SVCPORT Service port. Takes on the form of IPv4:port or\n"
|
|
" IPv6:port. For example:\n"
|
|
" 127.0.0.1:12345\n"
|
|
" ::1:12345\n"
|
|
" If no -s option is given, 0.0.0.0:12345 address\n"
|
|
" is used.\n"
|
|
" -i USEC Library will `tick' every USEC microseconds. The default\n"
|
|
" is %u\n"
|
|
#if LSQUIC_DONTFRAG_SUPPORTED
|
|
" -D Set `do not fragment' flag on outgoing UDP packets\n"
|
|
#endif
|
|
" -z BYTES Maximum size of outgoing UDP packets. The default is 1370\n"
|
|
" bytes for IPv4 socket and 1350 bytes for IPv6 socket\n"
|
|
" -L LEVEL Log level for all modules. Possible values are `debug',\n"
|
|
" `info', `notice', `warn', `error', `alert', `emerg',\n"
|
|
" and `crit'.\n"
|
|
" -l LEVELS Log levels for modules, e.g.\n"
|
|
" -l event=info,engine=debug\n"
|
|
" Can be specified more than once.\n"
|
|
" -m MAX Maximum number of outgoing packet buffers that can be\n"
|
|
" assigned at any one time. By default, there is no max.\n"
|
|
" -y style Timestamp style used in log messages. The following styles\n"
|
|
" are supported:\n"
|
|
" 0 No timestamp\n"
|
|
" 1 Millisecond time (this is the default).\n"
|
|
" Example: 11:04:05.196\n"
|
|
" 2 Full date and millisecond time.\n"
|
|
" Example: 2017-03-21 13:43:46.671\n"
|
|
" 3 Chrome-like timestamp: date/time.microseconds.\n"
|
|
" Example: 1223/104613.946956\n"
|
|
" 4 Microsecond time.\n"
|
|
" Example: 11:04:05.196308\n"
|
|
" -S opt=val Socket options. Supported options:\n"
|
|
" sndbuf=12345 # Sets SO_SNDBUF\n"
|
|
" rcvbuf=12345 # Sets SO_RCVBUF\n"
|
|
, PROG_DEFAULT_PERIOD_USEC
|
|
);
|
|
|
|
|
|
{
|
|
if (prog->prog_engine_flags & LSENG_HTTP)
|
|
fprintf(out,
|
|
" -H host Value of `host' HTTP header. Defaults to `localhost'. This\n"
|
|
" is also used as SNI.\n"
|
|
);
|
|
else
|
|
fprintf(out,
|
|
" -H host Value of SNI in CHLO.\n"
|
|
);
|
|
}
|
|
|
|
|
|
fprintf(out,
|
|
" -h Print this help screen and exit\n"
|
|
);
|
|
}
|
|
|
|
|
|
int
|
|
prog_set_opt (struct prog *prog, int opt, const char *arg)
|
|
{
|
|
switch (opt)
|
|
{
|
|
case 'i':
|
|
prog->prog_period_usec = atoi(arg);
|
|
return 0;
|
|
#if LSQUIC_DONTFRAG_SUPPORTED
|
|
case 'D':
|
|
{
|
|
struct service_port *sport = TAILQ_LAST(prog->prog_sports, sport_head);
|
|
if (!sport)
|
|
sport = &prog->prog_dummy_sport;
|
|
sport->sp_flags |= SPORT_DONT_FRAGMENT;
|
|
}
|
|
return 0;
|
|
#endif
|
|
case 'm':
|
|
prog->prog_packout_max = atoi(arg);
|
|
return 0;
|
|
case 'z':
|
|
prog->prog_max_packet_size = atoi(arg);
|
|
return 0;
|
|
case 'H':
|
|
if (prog->prog_engine_flags & LSENG_SERVER)
|
|
return -1;
|
|
prog->prog_hostname = arg;
|
|
return 0;
|
|
case 'y':
|
|
lsquic_log_to_fstream(stderr, atoi(arg));
|
|
return 0;
|
|
case 'L':
|
|
return lsquic_set_log_level(arg);
|
|
case 'l':
|
|
return lsquic_logger_lopt(arg);
|
|
case 'o':
|
|
return set_engine_option(&prog->prog_settings,
|
|
&prog->prog_version_cleared, arg);
|
|
case 's':
|
|
if (0 == (prog->prog_engine_flags & LSENG_SERVER) &&
|
|
!TAILQ_EMPTY(prog->prog_sports))
|
|
return -1;
|
|
return prog_add_sport(prog, arg);
|
|
case 'S':
|
|
{
|
|
struct service_port *sport = TAILQ_LAST(prog->prog_sports, sport_head);
|
|
if (!sport)
|
|
sport = &prog->prog_dummy_sport;
|
|
char *const name = strdup(optarg);
|
|
char *val = strchr(name, '=');
|
|
if (!val)
|
|
{
|
|
free(name);
|
|
return -1;
|
|
}
|
|
*val = '\0';
|
|
++val;
|
|
if (0 == strcasecmp(name, "sndbuf"))
|
|
{
|
|
sport->sp_flags |= SPORT_SET_SNDBUF;
|
|
sport->sp_sndbuf = atoi(val);
|
|
free(name);
|
|
return 0;
|
|
}
|
|
else if (0 == strcasecmp(name, "rcvbuf"))
|
|
{
|
|
sport->sp_flags |= SPORT_SET_RCVBUF;
|
|
sport->sp_rcvbuf = atoi(val);
|
|
free(name);
|
|
return 0;
|
|
}
|
|
else
|
|
{
|
|
free(name);
|
|
return -1;
|
|
}
|
|
}
|
|
default:
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
|
|
struct event_base *
|
|
prog_eb (struct prog *prog)
|
|
{
|
|
return prog->prog_eb;
|
|
}
|
|
|
|
|
|
int
|
|
prog_connect (struct prog *prog)
|
|
{
|
|
struct service_port *sport;
|
|
|
|
sport = TAILQ_FIRST(prog->prog_sports);
|
|
if (0 != lsquic_engine_connect(prog->prog_engine,
|
|
(struct sockaddr *) &sport->sas, sport,
|
|
prog->prog_hostname ? prog->prog_hostname : sport->host,
|
|
prog->prog_max_packet_size))
|
|
return -1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int
|
|
prog_init_client (struct prog *prog)
|
|
{
|
|
struct service_port *sport;
|
|
|
|
sport = TAILQ_FIRST(prog->prog_sports);
|
|
if (0 != sport_init_client(sport, prog->prog_engine, prog->prog_eb))
|
|
return -1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int
|
|
prog_init_server (struct prog *prog)
|
|
{
|
|
struct service_port *sport;
|
|
|
|
TAILQ_FOREACH(sport, prog->prog_sports, next_sport)
|
|
if (0 != sport_init_server(sport, prog->prog_engine, prog->prog_eb))
|
|
return -1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static void
|
|
drop_onetimer (struct prog *prog)
|
|
{
|
|
if (prog->prog_onetimer)
|
|
{
|
|
event_del(prog->prog_onetimer);
|
|
event_free(prog->prog_onetimer);
|
|
prog->prog_onetimer = NULL;
|
|
}
|
|
}
|
|
|
|
|
|
void
|
|
prog_maybe_set_onetimer (struct prog *prog)
|
|
{
|
|
int diff;
|
|
|
|
if (lsquic_engine_earliest_adv_tick(prog->prog_engine, &diff))
|
|
{
|
|
if (diff > 0)
|
|
prog_set_onetimer(prog, (unsigned) diff);
|
|
}
|
|
else
|
|
drop_onetimer(prog);
|
|
}
|
|
|
|
|
|
static void
|
|
prog_timer_handler (int fd, short what, void *arg)
|
|
{
|
|
struct prog *const prog = arg;
|
|
lsquic_engine_proc_all(prog->prog_engine);
|
|
prog_maybe_set_onetimer(prog);
|
|
}
|
|
|
|
|
|
static void
|
|
prog_onetimer_handler (int fd, short what, void *arg)
|
|
{
|
|
struct prog *const prog = arg;
|
|
lsquic_engine_process_conns_to_tick(prog->prog_engine);
|
|
prog_maybe_set_onetimer(prog);
|
|
}
|
|
|
|
|
|
static void
|
|
prog_set_onetimer (struct prog *prog, unsigned usec)
|
|
{
|
|
struct timeval timeout;
|
|
|
|
drop_onetimer(prog);
|
|
if (usec < 4000)
|
|
usec = 4000;
|
|
timeout.tv_sec = 0;
|
|
timeout.tv_usec = usec;
|
|
prog->prog_onetimer = event_new(prog->prog_eb, -1, EV_TIMEOUT,
|
|
prog_onetimer_handler, prog);
|
|
event_add(prog->prog_onetimer, &timeout);
|
|
}
|
|
|
|
|
|
static void
|
|
prog_usr1_handler (int fd, short what, void *arg)
|
|
{
|
|
LSQ_NOTICE("Got SIGUSR1, stopping engine");
|
|
prog_stop(arg);
|
|
}
|
|
|
|
|
|
int
|
|
prog_run (struct prog *prog)
|
|
{
|
|
struct timeval timeout;
|
|
timeout.tv_sec = 0;
|
|
timeout.tv_usec = prog->prog_period_usec;
|
|
prog->prog_timer = event_new(prog->prog_eb, -1, EV_PERSIST,
|
|
prog_timer_handler, prog);
|
|
event_add(prog->prog_timer, &timeout);
|
|
prog->prog_usr1 = evsignal_new(prog->prog_eb, SIGUSR1,
|
|
prog_usr1_handler, prog);
|
|
evsignal_add(prog->prog_usr1, NULL);
|
|
|
|
|
|
event_base_loop(prog->prog_eb, 0);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
void
|
|
prog_cleanup (struct prog *prog)
|
|
{
|
|
lsquic_engine_destroy(prog->prog_engine);
|
|
event_base_free(prog->prog_eb);
|
|
pba_cleanup(&prog->prog_pba);
|
|
lsquic_global_cleanup();
|
|
}
|
|
|
|
|
|
void
|
|
prog_stop (struct prog *prog)
|
|
{
|
|
struct service_port *sport;
|
|
|
|
prog_stopped = 1;
|
|
|
|
while ((sport = TAILQ_FIRST(prog->prog_sports)))
|
|
{
|
|
TAILQ_REMOVE(prog->prog_sports, sport, next_sport);
|
|
sport_destroy(sport);
|
|
}
|
|
|
|
drop_onetimer(prog);
|
|
event_del(prog->prog_timer);
|
|
event_free(prog->prog_timer);
|
|
prog->prog_timer = NULL;
|
|
event_del(prog->prog_usr1);
|
|
event_free(prog->prog_usr1);
|
|
prog->prog_usr1 = NULL;
|
|
}
|
|
|
|
|
|
int
|
|
prog_prep (struct prog *prog)
|
|
{
|
|
int s;
|
|
char err_buf[100];
|
|
|
|
if (0 == prog->prog_period_usec)
|
|
prog->prog_period_usec = PROG_DEFAULT_PERIOD_USEC;
|
|
if (prog->prog_settings.es_proc_time_thresh == LSQUIC_DF_PROC_TIME_THRESH)
|
|
prog->prog_settings.es_proc_time_thresh = prog->prog_period_usec;
|
|
|
|
if (0 != lsquic_engine_check_settings(prog->prog_api.ea_settings,
|
|
prog->prog_engine_flags, err_buf, sizeof(err_buf)))
|
|
{
|
|
LSQ_ERROR("Error in settings: %s", err_buf);
|
|
return -1;
|
|
}
|
|
|
|
pba_init(&prog->prog_pba, prog->prog_packout_max);
|
|
|
|
if (TAILQ_EMPTY(prog->prog_sports))
|
|
{
|
|
s = prog_add_sport(prog, "0.0.0.0:12345");
|
|
if (0 != s)
|
|
return -1;
|
|
}
|
|
|
|
|
|
prog->prog_eb = event_base_new();
|
|
prog->prog_engine = lsquic_engine_new(prog->prog_engine_flags,
|
|
&prog->prog_api);
|
|
if (!prog->prog_engine)
|
|
return -1;
|
|
|
|
if (prog->prog_engine_flags & LSENG_SERVER)
|
|
s = prog_init_server(prog);
|
|
else
|
|
s = prog_init_client(prog);
|
|
|
|
if (s != 0)
|
|
return -1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
prog_is_stopped (void)
|
|
{
|
|
return prog_stopped != 0;
|
|
}
|
|
|
|
|