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rtpengine
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rtpengine/daemon/main.c

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#include "main.h"
#include <stdio.h>
#include <unistd.h>
#include <signal.h>
#include <glib.h>
#include <glib/gstdio.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <errno.h>
#include <stdlib.h>
#include <time.h>
#include <ifaddrs.h>
#include <net/if.h>
#include <netdb.h>
#include <stdbool.h>
#ifdef HAVE_MQTT
#include <mosquitto.h>
#endif
#ifndef WITHOUT_NFTABLES
#include <linux/netfilter.h>
#endif
#include "poller.h"
#include "control_tcp.h"
#include "control_udp.h"
#include "control_ng.h"
#include "helpers.h"
#include "log.h"
#include "call.h"
#include "kernel.h"
#include "redis.h"
#include "sdp.h"
#include "dtls.h"
#include "call_interfaces.h"
#include "cli.h"
#include "graphite.h"
#include "ice.h"
#include "socket.h"
#include "media_socket.h"
#include "homer.h"
#include "recording.h"
#include "auxlib.h"
#include "rtcp.h"
#include "iptables.h"
#include "statistics.h"
#include "codeclib.h"
#include "load.h"
#include "ssllib.h"
#include "media_player.h"
#include "dtmf.h"
#include "jitter_buffer.h"
#include "websocket.h"
#include "codec.h"
#include "mqtt.h"
#include "janus.h"
#include "nftables.h"
#include "bufferpool.h"
#include "log_funcs.h"
#include "uring.h"
struct poller **rtpe_pollers;
struct poller *rtpe_control_poller;
static unsigned int num_rtpe_pollers;
static unsigned int num_poller_threads;
unsigned int num_media_pollers;
unsigned int rtpe_poller_rr_iter;
struct rtpengine_config initial_rtpe_config;
static GQueue rtpe_tcp = G_QUEUE_INIT;
static GQueue rtpe_udp = G_QUEUE_INIT;
static GQueue rtpe_cli = G_QUEUE_INIT;
GQueue rtpe_control_ng = G_QUEUE_INIT;
GQueue rtpe_control_ng_tcp = G_QUEUE_INIT;
struct bufferpool *shm_bufferpool;
struct rtpengine_config rtpe_config = {
// non-zero defaults
.kernel_table = -1,
.max_sessions = -1,
.delete_delay = 30,
.redis_subscribed_keyspaces = G_QUEUE_INIT,
.redis_expires_secs = 86400,
.interfaces = TYPED_GQUEUE_INIT,
.homer_protocol = SOCK_DGRAM,
.homer_id = 2001,
.homer_ng_capt_proto = 0x3d, // first available value in HEP proto specification
.port_min = 30000,
.port_max = 40000,
.redis_db = -1,
.redis_write_db = -1,
.redis_allowed_errors = -1,
.redis_disable_time = 10,
.redis_connect_timeout = 1000,
.media_num_threads = -1,
.dtls_rsa_key_size = 2048,
.dtls_mtu = 1200, // chrome default mtu
.max_dtx = 30,
.dtx_shift = 5,
.dtx_buffer = 10,
.dtx_lag = 100,
.audio_buffer_delay = 5,
.audio_buffer_length = 500,
.mqtt_port = 1883,
.mqtt_keepalive = 30,
.mqtt_publish_interval = 5000,
.dtmf_digit_delay = 2500,
.rtcp_interval = 5000,
.common = {
.log_levels = {
[log_level_index_internals] = -1,
},
},
.max_recv_iters = MAX_RECV_ITERS,
.kernel_player_media = 128,
};
static void sighandler(gpointer x) {
sigset_t ss;
int ret;
struct timespec ts;
sigemptyset(&ss);
sigaddset(&ss, SIGINT);
sigaddset(&ss, SIGTERM);
sigaddset(&ss, SIGUSR1);
sigaddset(&ss, SIGUSR2);
ts.tv_sec = thread_sleep_time / 1000;
ts.tv_nsec = (thread_sleep_time % 1000) * 1000 * 1000;
while (!rtpe_shutdown) {
thread_cancel_enable();
ret = sigtimedwait(&ss, NULL, &ts);
thread_cancel_disable();
if (ret == -1) {
if (errno == EAGAIN || errno == EINTR)
continue;
abort();
}
if (ret == SIGINT || ret == SIGTERM)
rtpe_shutdown = true;
else if (ret == SIGUSR1) {
for (unsigned int i = 0; i < num_log_levels; i++) {
g_atomic_int_add(&rtpe_config.common.log_levels[i], -1);
ilogsn(i, __get_log_level(i), "Decreased '%s' log level to %d\n",
log_level_names[i],
__get_log_level(i));
}
}
else if (ret == SIGUSR2) {
for (unsigned int i = 0; i < num_log_levels; i++) {
g_atomic_int_add(&rtpe_config.common.log_levels[i], 1);
ilogsn(i, __get_log_level(i), "Increased '%s' log level to %d\n",
log_level_names[i],
__get_log_level(i));
}
}
else
abort();
}
}
static void signals(void) {
sigset_t ss;
sigfillset(&ss);
sigdelset(&ss, SIGABRT);
sigdelset(&ss, SIGSEGV);
sigdelset(&ss, SIGQUIT);
sigprocmask(SIG_SETMASK, &ss, NULL);
pthread_sigmask(SIG_SETMASK, &ss, NULL);
}
static void __find_if_name(char *s, struct ifaddrs *ifas, GQueue *addrs) {
sockaddr_t *addr;
for (struct ifaddrs *ifa = ifas; ifa; ifa = ifa->ifa_next) {
if (!strcmp(s, "any")) {
if ((ifa->ifa_flags & IFF_LOOPBACK))
continue;
}
else if (strcmp(ifa->ifa_name, s))
continue;
if (!(ifa->ifa_flags & IFF_UP))
continue;
if (!ifa->ifa_addr)
continue;
addr = g_slice_alloc(sizeof(*addr));
if (ifa->ifa_addr->sa_family == AF_INET) {
struct sockaddr_in *sin = (void *) ifa->ifa_addr;
addr->family = get_socket_family_enum(SF_IP4);
addr->ipv4 = sin->sin_addr;
}
else if (ifa->ifa_addr->sa_family == AF_INET6) {
struct sockaddr_in6 *sin = (void *) ifa->ifa_addr;
if (sin->sin6_scope_id) {
// link-local
g_slice_free1(sizeof(*addr), addr);
continue;
}
addr->family = get_socket_family_enum(SF_IP6);
addr->ipv6 = sin->sin6_addr;
}
else {
g_slice_free1(sizeof(*addr), addr);
continue;
}
// got one
ilog(LOG_DEBUG, "Determined address %s for interface '%s'",
sockaddr_print_buf(addr), s);
g_queue_push_tail(addrs, addr);
}
}
static void __resolve_ifname(char *s, GQueue *addrs) {
struct addrinfo hints = {
.ai_family = AF_UNSPEC,
.ai_socktype = SOCK_DGRAM,
};
struct addrinfo *res = NULL;
int status = getaddrinfo(s, NULL, &hints, &res);
if (status) {
ilog(LOG_ERR, "Failed to resolve '%s' as a DNS host name: %s", s, gai_strerror(status));
return;
}
for (struct addrinfo *r = res; r; r = r->ai_next) {
sockaddr_t *addr = g_slice_alloc0(sizeof(*addr));
if (r->ai_family == AF_INET) {
struct sockaddr_in *sin = (void *) r->ai_addr;
assert(r->ai_addrlen >= sizeof(*sin));
addr->family = __get_socket_family_enum(SF_IP4);
addr->ipv4 = sin->sin_addr;
}
else if (r->ai_family == AF_INET6) {
struct sockaddr_in6 *sin = (void *) r->ai_addr;
assert(r->ai_addrlen >= sizeof(*sin));
addr->family = __get_socket_family_enum(SF_IP6);
addr->ipv6 = sin->sin6_addr;
}
else {
g_slice_free1(sizeof(*addr), addr);
continue;
}
ilog(LOG_DEBUG, "Determined address %s for host name '%s'",
sockaddr_print_buf(addr), s);
g_queue_push_tail(addrs, addr);
}
freeaddrinfo(res);
}
static int if_addr_parse(intf_config_q *q, char *s, struct ifaddrs *ifas) {
str name;
char *c;
sockaddr_t *addr, adv;
GQueue addrs = G_QUEUE_INIT;
struct intf_config *ifa;
/* name */
c = strpbrk(s, "/=");
if (c) {
char cc = *c;
*c++ = 0;
name = STR(s);
s = c;
if (cc == '=') {
// foo=bar
ifa = g_slice_alloc0(sizeof(*ifa));
ifa->name = str_dup_str(&name);
ifa->alias = STR_DUP(s);
t_queue_push_tail(q, ifa);
return 0;
}
}
else
name = STR("default");
/* advertised address */
c = strchr(s, '!');
if (c)
*c++ = 0;
/* address */
addr = g_slice_alloc(sizeof(*addr));
if (!sockaddr_parse_any(addr, s)) {
if (is_addr_unspecified(addr))
return -1;
g_queue_push_tail(&addrs, addr);
}
else {
g_slice_free1(sizeof(*addr), addr);
// could be an interface name?
ilog(LOG_DEBUG, "Could not parse '%s' as network address, checking to see if "
"it's an interface", s);
__find_if_name(s, ifas, &addrs);
if (!addrs.length) {
ilog(LOG_DEBUG, "'%s' is not an interface, attempting to resolve it as DNS host name", s);
__resolve_ifname(s, &addrs);
}
}
if (!addrs.length) // nothing found
return -1;
ZERO(adv);
if (c) {
if (sockaddr_parse_any(&adv, c)) {
ilog(LOG_DEBUG, "Could not parse '%s' as an address, attempting DNS lookup", c);
if (sockaddr_getaddrinfo(&adv, c)) {
ilog(LOG_WARN, "DNS lookup for '%s' failed", c);
return -1;
}
}
if (is_addr_unspecified(&adv))
return -1;
}
while ((addr = g_queue_pop_head(&addrs))) {
ifa = g_slice_alloc0(sizeof(*ifa));
ifa->name = str_dup_str(&name);
ifa->local_address.addr = *addr;
ifa->local_address.type = socktype_udp;
ifa->advertised_address.addr = adv;
if (is_addr_unspecified(&ifa->advertised_address.addr))
ifa->advertised_address.addr = *addr;
ifa->advertised_address.type = ifa->local_address.type;
ifa->port_min = rtpe_config.port_min;
ifa->port_max = rtpe_config.port_max;
// handle "base:suffix" separation for round-robin selection
ifa->name_rr_spec = ifa->name;
str_token(&ifa->name_base, &ifa->name_rr_spec, ':'); // sets name_rr_spec to null string if no ':' found
t_queue_push_tail(q, ifa);
g_slice_free1(sizeof(*addr), addr);
}
return 0;
}
static int redis_ep_parse(endpoint_t *ep, int *db, char **auth, const char *auth_env, char *s) {
char *sl;
long l;
sl = strrchr(s, '@');
if (sl) {
*sl = 0;
*auth = g_strdup(s);
s = sl+1;
}
else if ((sl = getenv(auth_env)))
*auth = g_strdup(sl);
sl = strchr(s, '/');
if (!sl)
return -1;
*sl = 0;
sl++;
if (!*sl)
return -1;
l = strtol(sl, &sl, 10);
if (*sl != 0)
return -1;
if (l < 0)
return -1;
*db = l;
if (endpoint_parse_any_getaddrinfo_full(ep, s))
return -1;
return 0;
}
static void parse_cn_payload(str *out, char **in, const char *def, const char *name) {
if (!in || !*in) {
if (def)
*out = STR_DUP(def);
return;
}
int len = g_strv_length(in);
if (len < 1)
die("Invalid CN payload specified (--%s)", name);
out->s = malloc(len);
for (int i = 0; i < len; i++) {
char *endp;
long p = strtol(in[i], &endp, 0);
if (endp == in[i] || *endp != '\0')
die("Invalid CN payload specified (--%s)", name);
if (p < 0 || p > 254)
die("Invalid CN payload specified (--%s)", name);
if (i == 0 && p > 127)
die("Invalid CN payload specified (--%s)", name);
out->s[i] = p;
}
out->len = len;
}
static endpoint_t *endpoint_dup(const endpoint_t *e) {
endpoint_t *r = g_slice_alloc(sizeof(*r));
*r = *e;
return r;
}
static void endpoint_list_dup(GQueue *out, const GQueue *in) {
g_queue_init(out);
for (GList *l = in->head; l; l = l->next)
g_queue_push_tail(out, endpoint_dup(l->data));
}
static void parse_listen_list(GQueue *out, char **epv, const char *option) {
if (!epv)
return;
for (; *epv; epv++) {
char *ep = *epv;
endpoint_t x, y;
if (endpoint_parse_any_getaddrinfo_alt(&x, &y, ep))
die("Invalid IP or port '%s' ('%s')", ep, option);
if (x.port)
g_queue_push_tail(out, endpoint_dup(&x));
if (y.port)
g_queue_push_tail(out, endpoint_dup(&y));
}
}
static void create_listeners(const GQueue *endpoints_in, GQueue *objects_out,
void *(*constructor)(const endpoint_t *), bool exclude_port,
const char *name)
{
for (GList *l = endpoints_in->head; l; l = l->next) {
endpoint_t *e = l->data;
if (exclude_port)
interfaces_exclude_port(e->port);
void *o = constructor(e);
if (!o)
die("Failed to open %s connection port (%s): %s",
name,
endpoint_print_buf(e),
strerror(errno));
g_queue_push_tail(objects_out, o);
}
}
static void release_listeners(GQueue *q) {
while (q->length) {
struct obj *o = g_queue_pop_head(q);
obj_release(o);
}
}
static void options(int *argc, char ***argv) {
g_autoptr(char_p) if_a = NULL;
g_autoptr(char_p) ks_a = NULL;
unsigned long uint_keyspace_db;
str str_keyspace_db;
char **iter;
g_autoptr(char_p) listenps = NULL;
g_autoptr(char_p) listenudps = NULL;
g_autoptr(char_p) listenngs = NULL;
g_autoptr(char_p) listenngtcps = NULL;
g_autoptr(char_p) listencli = NULL;
g_autoptr(char) graphitep = NULL;
g_autoptr(char) graphite_prefix_s = NULL;
g_autoptr(char) redisps = NULL;
g_autoptr(char) redisps_write = NULL;
g_autoptr(char) log_facility_cdr_s = NULL;
g_autoptr(char) log_facility_rtcp_s = NULL;
g_autoptr(char) log_facility_dtmf_s = NULL;
g_autoptr(char) log_format = NULL;
bool sip_source = false;
g_autoptr(char) homerp = NULL;
g_autoptr(char) homerproto = NULL;
char *endptr;
bool codecs = false;
double max_load = 0;
double max_cpu = 0;
g_autoptr(char) dtmf_udp_ep = NULL;
g_autoptr(char) endpoint_learning = NULL;
g_autoptr(char) dtls_sig = NULL;
double silence_detect = 0;
g_autoptr(char_p) cn_payload = NULL;
g_autoptr(char_p) dtx_cn_params = NULL;
bool debug_srtp = false;
g_autoptr(char) amr_dtx = NULL;
#ifdef HAVE_MQTT
g_autoptr(char) mqtt_publish_scope = NULL;
#endif
g_autoptr(char) mos = NULL;
g_autoptr(char) dcc = NULL;
g_autoptr(char) use_audio_player = NULL;
g_autoptr(char) control_pmtu = NULL;
#ifndef WITHOUT_NFTABLES
bool nftables_start = false;
bool nftables_stop = false;
bool nftables_status = false;
g_autoptr(char) nftables_family = NULL;
#endif
g_autoptr(char) redis_format = NULL;
GOptionEntry e[] = {
{ "table", 't', 0, G_OPTION_ARG_INT, &rtpe_config.kernel_table, "Kernel table to use", "INT" },
{ "no-fallback",'F', 0, G_OPTION_ARG_NONE, &rtpe_config.no_fallback, "Only start when kernel module is available", NULL },
#ifndef WITHOUT_NFTABLES
{ "nftables-chain",0,0, G_OPTION_ARG_STRING, &rtpe_config.nftables_chain, "Name of nftables chain to manage", "STR" },
{ "nftables-base-chain",0,0, G_OPTION_ARG_STRING,&rtpe_config.nftables_base_chain,"Name of nftables base chain to use", "STR" },
{ "nftables-append",0,0, G_OPTION_ARG_NONE, &rtpe_config.nftables_append, "Append instead of prepend created rules", NULL },
{ "nftables-family",0,0, G_OPTION_ARG_STRING, &nftables_family, "Address family/ies to manage via nftables", "ip|ip6|ip,ip6" },
{ "nftables-start",0,0, G_OPTION_ARG_NONE, &nftables_start, "Just add nftables rules and exit", NULL },
{ "nftables-stop",0, 0, G_OPTION_ARG_NONE, &nftables_stop, "Just remove nftables rules and exit", NULL },
{ "nftables-status",0, 0, G_OPTION_ARG_NONE, &nftables_status, "Check nftables rules, print result and exit", NULL },
#endif
{ "interface", 'i', 0, G_OPTION_ARG_STRING_ARRAY,&if_a, "Local interface for RTP", "[NAME/]IP[!IP]"},
{ "save-interface-ports",'S', 0, G_OPTION_ARG_NONE, &rtpe_config.save_interface_ports, "Bind ports only on first available interface of desired family", NULL },
{ "subscribe-keyspace", 'k', 0, G_OPTION_ARG_STRING_ARRAY,&ks_a, "Subscription keyspace list", "INT INT ..."},
{ "listen-ng", 'n', 0, G_OPTION_ARG_STRING_ARRAY, &listenngs, "UDP ports to listen on, NG protocol","[IP46|HOSTNAME:]PORT ..." },
{ "listen-tcp-ng", 'N', 0, G_OPTION_ARG_STRING_ARRAY,&listenngtcps,"TCP ports to listen on, NG protocol","[IP46|HOSTNAME:]PORT ..." },
{ "listen-cli", 'c', 0, G_OPTION_ARG_STRING_ARRAY, &listencli, "TCP port to listen on, CLI", "[IP46|HOSTNAME:]PORT ..." },
{ "listen-tcp", 'l', 0, G_OPTION_ARG_STRING_ARRAY, &listenps, "TCP ports to listen on, legacy","[IP:]PORT ..." },
{ "listen-udp", 'u', 0, G_OPTION_ARG_STRING_ARRAY, &listenudps, "UDP ports to listen on, legacy","[IP46|HOSTNAME:]PORT ..." },
{ "graphite", 'g', 0, G_OPTION_ARG_STRING, &graphitep, "Address of the graphite server", "IP46|HOSTNAME:PORT" },
{ "graphite-interval", 'G', 0, G_OPTION_ARG_INT, &rtpe_config.graphite_interval, "Graphite send interval in seconds", "INT" },
{ "graphite-prefix",0, 0, G_OPTION_ARG_STRING, &graphite_prefix_s, "Prefix for graphite line", "STRING"},
{ "graphite-timeout", 0, 0, G_OPTION_ARG_INT, &rtpe_config.graphite_timeout, "Graphite socket timeout interval in seconds", "INT" },
{ "tos", 'T', 0, G_OPTION_ARG_INT, &rtpe_config.default_tos, "Default TOS value to set on streams", "INT" },
{ "control-tos",0 , 0, G_OPTION_ARG_INT, &rtpe_config.control_tos, "Default TOS value to set on control-ng", "INT" },
{ "control-pmtu", 0,0, G_OPTION_ARG_STRING, &control_pmtu, "Path MTU discovery behaviour on UDP control sockets", "want|dont" },
{ "timeout", 'o', 0, G_OPTION_ARG_INT, &rtpe_config.timeout, "RTP timeout", "SECS" },
{ "silent-timeout",'s',0,G_OPTION_ARG_INT, &rtpe_config.silent_timeout,"RTP timeout for muted", "SECS" },
{ "final-timeout",'a',0,G_OPTION_ARG_INT, &rtpe_config.final_timeout, "Call timeout", "SECS" },
{ "offer-timeout",0,0, G_OPTION_ARG_INT, &rtpe_config.offer_timeout, "Timeout for incomplete one-sided calls", "SECS" },
{ "port-min", 'm', 0, G_OPTION_ARG_INT, &rtpe_config.port_min, "Lowest port to use for RTP", "INT" },
{ "port-max", 'M', 0, G_OPTION_ARG_INT, &rtpe_config.port_max, "Highest port to use for RTP", "INT" },
{ "redis", 'r', 0, G_OPTION_ARG_STRING, &redisps, "Connect to Redis database", "[PW@]IP:PORT/INT" },
{ "redis-write",'w', 0, G_OPTION_ARG_STRING, &redisps_write, "Connect to Redis write database", "[PW@]IP:PORT/INT" },
{ "redis-num-threads", 0, 0, G_OPTION_ARG_INT, &rtpe_config.redis_num_threads, "Number of Redis restore threads", "INT" },
{ "redis-expires", 0, 0, G_OPTION_ARG_INT, &rtpe_config.redis_expires_secs, "Expire time in seconds for redis keys", "INT" },
{ "no-redis-required", 'q', 0, G_OPTION_ARG_NONE, &rtpe_config.no_redis_required, "Start no matter of redis connection state", NULL },
{ "redis-allowed-errors", 0, 0, G_OPTION_ARG_INT, &rtpe_config.redis_allowed_errors, "Number of allowed errors before redis is temporarily disabled", "INT" },
{ "redis-disable-time", 0, 0, G_OPTION_ARG_INT, &rtpe_config.redis_disable_time, "Number of seconds redis communication is disabled because of errors", "INT" },
{ "redis-cmd-timeout", 0, 0, G_OPTION_ARG_INT, &rtpe_config.redis_cmd_timeout, "Sets a timeout in milliseconds for redis commands", "INT" },
{ "redis-connect-timeout", 0, 0, G_OPTION_ARG_INT, &rtpe_config.redis_connect_timeout, "Sets a timeout in milliseconds for redis connections", "INT" },
{ "redis-format", 0, 0, G_OPTION_ARG_STRING, &redis_format, "Format for persistent storage in Redis/KeyDB", "native|bencode|JSON" },
#if 0
// temporarily disabled, see discussion on https://github.com/sipwise/rtpengine/commit/2ebf5a1526c1ce8093b3011a1e23c333b3f99400
// related to Change-Id: I83d9b9a844f4f494ad37b44f5d1312f272beff3f
{ "redis-delete-async", 'y', 0, G_OPTION_ARG_INT, &rtpe_config.redis_delete_async, "Enable asynchronous redis delete", NULL },
{ "redis-delete-async-interval", 'y', 0, G_OPTION_ARG_INT, &rtpe_config.redis_delete_async_interval, "Set asynchronous redis delete interval (seconds)", NULL },
#endif
{ "active-switchover", 0,0,G_OPTION_ARG_NONE, &rtpe_config.active_switchover, "Use call activity as indicator of active/standby state", NULL },
{ "b2b-url", 'b', 0, G_OPTION_ARG_STRING, &rtpe_config.b2b_url, "XMLRPC URL of B2B UA" , "STRING" },
{ "log-facility-cdr",0, 0, G_OPTION_ARG_STRING, &log_facility_cdr_s, "Syslog facility to use for logging CDRs", "daemon|local0|...|local7"},
{ "log-facility-rtcp",0, 0, G_OPTION_ARG_STRING, &log_facility_rtcp_s, "Syslog facility to use for logging RTCP", "daemon|local0|...|local7"},
#ifdef WITH_TRANSCODING
{ "log-facility-dtmf",0, 0, G_OPTION_ARG_STRING, &log_facility_dtmf_s, "Syslog facility to use for logging DTMF", "daemon|local0|...|local7"},
{ "dtmf-log-dest", 0,0, G_OPTION_ARG_STRING, &dtmf_udp_ep, "Destination address for DTMF logging via UDP", "IP46|HOSTNAME:PORT" },
{ "dtmf-log-ng-tcp", 0,0, G_OPTION_ARG_NONE, &rtpe_config.dtmf_via_ng, "DTMF logging via TCP NG protocol", NULL },
{ "dtmf-no-suppress", 0,0,G_OPTION_ARG_NONE, &rtpe_config.dtmf_no_suppress, "Disable audio suppression during DTMF events", NULL },
{ "dtmf-digit-delay", 0,0,G_OPTION_ARG_INT, &rtpe_config.dtmf_digit_delay, "Delay in ms between DTMF digit for trigger detection", NULL },
{ "dtmf-no-log-injects", 0,0,G_OPTION_ARG_NONE, &rtpe_config.dtmf_no_log_injects, "Disable DTMF logging for events created by inject-DTMF function", NULL},
#endif
{ "log-format", 0, 0, G_OPTION_ARG_STRING, &log_format, "Log prefix format", "default|parsable"},
{ "xmlrpc-format",'x', 0, G_OPTION_ARG_INT, &rtpe_config.fmt, "XMLRPC timeout request format to use. 0: SEMS DI, 1: call-id only, 2: Kamailio", "INT" },
{ "num-threads", 0, 0, G_OPTION_ARG_INT, &rtpe_config.num_threads, "Number of worker threads to create", "INT" },
{ "media-num-threads", 0, 0, G_OPTION_ARG_INT, &rtpe_config.media_num_threads, "Number of worker threads for media playback", "INT" },
#ifdef WITH_TRANSCODING
{ "codec-num-threads", 0, 0, G_OPTION_ARG_INT, &rtpe_config.codec_num_threads, "Number of transcoding threads for asynchronous operation", "INT" },
#endif
{ "delete-delay", 'd', 0, G_OPTION_ARG_INT, &rtpe_config.delete_delay, "Delay for deleting a session from memory.", "INT" },
{ "sip-source", 0, 0, G_OPTION_ARG_NONE, &sip_source, "Use SIP source address by default", NULL },
{ "dtls-passive", 0, 0, G_OPTION_ARG_NONE, &dtls_passive_def,"Always prefer DTLS passive role", NULL },
{ "max-sessions", 0, 0, G_OPTION_ARG_INT, &rtpe_config.max_sessions, "Limit of maximum number of sessions", "INT" },
{ "max-load", 0, 0, G_OPTION_ARG_DOUBLE, &max_load, "Reject new sessions if load averages exceeds this value", "FLOAT" },
{ "max-cpu", 0, 0, G_OPTION_ARG_DOUBLE, &max_cpu, "Reject new sessions if CPU usage (in percent) exceeds this value", "FLOAT" },
{ "max-bandwidth",0, 0, G_OPTION_ARG_INT64, &rtpe_config.bw_limit, "Reject new sessions if bandwidth usage (in bytes per second) exceeds this value", "INT" },
{ "homer", 0, 0, G_OPTION_ARG_STRING, &homerp, "Address of Homer server for RTCP stats","IP46|HOSTNAME:PORT"},
{ "homer-protocol",0,0,G_OPTION_ARG_STRING, &homerproto, "Transport protocol for Homer (default udp)", "udp|tcp" },
{ "homer-id", 0, 0, G_OPTION_ARG_INT, &rtpe_config.homer_id, "'Capture ID' to use within the HEP protocol", "INT" },
{ "homer-disable-rtcp-stats", 0, 0, G_OPTION_ARG_NONE, &rtpe_config.homer_rtcp_off, "Disable RTCP stats tracing to Homer (enabled by default if homer server enabled)", NULL },
{ "homer-enable-ng", 0, 0, G_OPTION_ARG_NONE, &rtpe_config.homer_ng_on, "Enable NG tracing to Homer", NULL },
{ "homer-ng-capture-proto", 0, 0, G_OPTION_ARG_INT, &rtpe_config.homer_ng_capt_proto, "'Capture protocol type' to use within the HEP protocol (default is 0x3d). Further used by the Homer capture and UI.", "UINT8" },
{ "recording-dir", 0, 0, G_OPTION_ARG_STRING, &rtpe_config.spooldir, "Directory for storing pcap and metadata files", "FILE" },
{ "recording-method",0, 0, G_OPTION_ARG_STRING, &rtpe_config.rec_method, "Strategy for call recording", "pcap|proc|all" },
{ "recording-format",0, 0, G_OPTION_ARG_STRING, &rtpe_config.rec_format, "File format for stored pcap files", "raw|eth" },
{ "record-egress",0, 0, G_OPTION_ARG_NONE, &rtpe_config.rec_egress, "Recording egress media instead of ingress", NULL },
#ifdef WITH_IPTABLES_OPTION
{ "iptables-chain",0,0, G_OPTION_ARG_STRING, &rtpe_config.iptables_chain,"Add explicit firewall rules to this iptables chain","STRING" },
#endif
{ "codecs", 0, 0, G_OPTION_ARG_NONE, &codecs, "Print a list of supported codecs and exit", NULL },
{ "scheduling", 0, 0, G_OPTION_ARG_STRING, &rtpe_config.scheduling,"Thread scheduling policy", "default|none|fifo|rr|other|batch|idle" },
{ "priority", 0, 0, G_OPTION_ARG_INT, &rtpe_config.priority, "Thread scheduling priority", "INT" },
{ "idle-scheduling",0, 0,G_OPTION_ARG_STRING, &rtpe_config.idle_scheduling,"Idle thread scheduling policy", "default|none|fifo|rr|other|batch|idle" },
{ "idle-priority",0, 0, G_OPTION_ARG_INT, &rtpe_config.idle_priority,"Idle thread scheduling priority", "INT" },
{ "log-srtp-keys",'F', 0, G_OPTION_ARG_NONE, &rtpe_config.log_keys, "Log SRTP keys to error log", NULL },
{ "mysql-host", 0, 0, G_OPTION_ARG_STRING, &rtpe_config.mysql_host,"MySQL host for stored media files","HOST|IP" },
{ "mysql-port", 0, 0, G_OPTION_ARG_INT, &rtpe_config.mysql_port,"MySQL port" ,"INT" },
{ "mysql-user", 0, 0, G_OPTION_ARG_STRING, &rtpe_config.mysql_user,"MySQL connection credentials", "USERNAME" },
{ "mysql-pass", 0, 0, G_OPTION_ARG_STRING, &rtpe_config.mysql_pass,"MySQL connection credentials", "PASSWORD" },
{ "mysql-query",0, 0, G_OPTION_ARG_STRING, &rtpe_config.mysql_query,"MySQL select query", "STRING" },
{ "endpoint-learning",0,0,G_OPTION_ARG_STRING, &endpoint_learning, "RTP endpoint learning algorithm", "delayed|immediate|off|heuristic" },
{ "jitter-buffer",0, 0, G_OPTION_ARG_INT, &rtpe_config.jb_length, "Size of jitter buffer", "INT" },
{ "jb-clock-drift",0,0, G_OPTION_ARG_NONE, &rtpe_config.jb_clock_drift,"Compensate for source clock drift",NULL },
{ "debug-srtp",0,0, G_OPTION_ARG_NONE, &debug_srtp, "Log raw encryption details for SRTP", NULL },
{ "reject-invalid-sdp",0,0, G_OPTION_ARG_NONE, &rtpe_config.reject_invalid_sdp,"Refuse to process SDP bodies with broken syntax", NULL },
{ "dtls-rsa-key-size",0, 0, G_OPTION_ARG_INT,&rtpe_config.dtls_rsa_key_size,"Size of RSA key for DTLS", "INT" },
{ "dtls-cert-cipher",0, 0,G_OPTION_ARG_STRING, &dcc, "Cipher to use for the DTLS certificate","RSA" },
{ "dtls-mtu",0, 0, G_OPTION_ARG_INT,&rtpe_config.dtls_mtu,"DTLS MTU", "INT" },
{ "dtls-ciphers",0, 0, G_OPTION_ARG_STRING, &rtpe_config.dtls_ciphers,"List of ciphers for DTLS", "STRING" },
{ "dtls-signature",0, 0,G_OPTION_ARG_STRING, &dtls_sig, "Signature algorithm for DTLS", "SHA-256|SHA-1" },
{ "listen-http", 0,0, G_OPTION_ARG_STRING_ARRAY,&rtpe_config.http_ifs,"Interface for HTTP and WS", "[IP46|HOSTNAME:]PORT"},
{ "listen-https", 0,0, G_OPTION_ARG_STRING_ARRAY,&rtpe_config.https_ifs,"Interface for HTTPS and WSS", "[IP46|HOSTNAME:]PORT"},
{ "https-cert", 0,0, G_OPTION_ARG_STRING, &rtpe_config.https_cert,"Certificate for HTTPS and WSS","FILE"},
{ "https-key", 0,0, G_OPTION_ARG_STRING, &rtpe_config.https_key, "Private key for HTTPS and WSS","FILE"},
{ "http-threads", 0,0, G_OPTION_ARG_INT, &rtpe_config.http_threads,"Number of worker threads for HTTP and WS","INT"},
{ "software-id", 0,0, G_OPTION_ARG_STRING, &rtpe_config.software_id,"Identification string of this software presented to external systems","STRING"},
{ "poller-per-thread", 0,0, G_OPTION_ARG_NONE, &rtpe_config.poller_per_thread, "Use poller per thread", NULL },
#ifdef WITH_TRANSCODING
{ "dtx-delay", 0,0, G_OPTION_ARG_INT, &rtpe_config.dtx_delay, "Delay in milliseconds to trigger DTX handling","INT"},
{ "max-dtx", 0,0, G_OPTION_ARG_INT, &rtpe_config.max_dtx, "Maximum duration of DTX handling", "INT"},
{ "dtx-buffer", 0,0, G_OPTION_ARG_INT, &rtpe_config.dtx_buffer,"Maxmium number of packets held in DTX buffer", "INT"},
{ "dtx-lag", 0,0, G_OPTION_ARG_INT, &rtpe_config.dtx_lag, "Maxmium time span in milliseconds held in DTX buffer", "INT"},
{ "dtx-shift", 0,0, G_OPTION_ARG_INT, &rtpe_config.dtx_shift, "Length of time (in ms) to shift DTX buffer after over/underflow", "INT"},
{ "dtx-cn-params",0,0, G_OPTION_ARG_STRING_ARRAY,&dtx_cn_params, "Parameters for CN generated from DTX","INT INT INT ..."},
{ "amr-dtx", 0,0, G_OPTION_ARG_STRING, &amr_dtx, "DTX mechanism to use for AMR and AMR-WB","native|CN"},
{ "silence-detect",0,0, G_OPTION_ARG_DOUBLE, &silence_detect, "Audio level threshold in percent for silence detection","FLOAT"},
{ "cn-payload",0,0, G_OPTION_ARG_STRING_ARRAY,&cn_payload, "Comfort noise parameters to replace silence with","INT INT INT ..."},
{ "player-cache",0,0, G_OPTION_ARG_NONE, &rtpe_config.player_cache,"Cache media files for playback in memory",NULL},
{ "kernel-player",0,0, G_OPTION_ARG_INT, &rtpe_config.kernel_player,"Max number of kernel media player streams","INT"},
{ "kernel-player-media",0,0,G_OPTION_ARG_INT, &rtpe_config.kernel_player_media,"Max number of kernel media files","INT"},
{ "audio-buffer-length",0,0, G_OPTION_ARG_INT,&rtpe_config.audio_buffer_length,"Length in milliseconds of audio buffer","INT"},
{ "audio-buffer-delay",0,0, G_OPTION_ARG_INT,&rtpe_config.audio_buffer_delay,"Initial delay in milliseconds for buffered audio","INT"},
{ "audio-player",0,0, G_OPTION_ARG_STRING, &use_audio_player, "When to enable the internal audio player","on-demand|play-media|transcoding|always"},
#endif
#ifdef HAVE_MQTT
{ "mqtt-host",0,0, G_OPTION_ARG_STRING, &rtpe_config.mqtt_host, "Mosquitto broker host or address", "HOST|IP"},
{ "mqtt-port",0,0, G_OPTION_ARG_INT, &rtpe_config.mqtt_port, "Mosquitto broker port number", "INT"},
{ "mqtt-tls-alpn",0,0, G_OPTION_ARG_STRING, &rtpe_config.mqtt_tls_alpn, "Mosquitto broker TLS ALPN", "STRING"},
{ "mqtt-id",0,0, G_OPTION_ARG_STRING, &rtpe_config.mqtt_id, "Mosquitto client ID", "STRING"},
{ "mqtt-keepalive",0,0, G_OPTION_ARG_INT, &rtpe_config.mqtt_keepalive,"Seconds between mosquitto keepalives","INT"},
{ "mqtt-user",0,0, G_OPTION_ARG_STRING, &rtpe_config.mqtt_user, "Username for mosquitto auth", "USERNAME"},
{ "mqtt-pass",0,0, G_OPTION_ARG_STRING, &rtpe_config.mqtt_pass, "Password for mosquitto auth", "PASSWORD"},
{ "mqtt-cafile",0,0, G_OPTION_ARG_STRING, &rtpe_config.mqtt_cafile,"CA file for mosquitto auth", "FILE"},
{ "mqtt-capath",0,0, G_OPTION_ARG_STRING, &rtpe_config.mqtt_capath,"CA path for mosquitto auth", "PATH"},
{ "mqtt-certfile",0,0, G_OPTION_ARG_STRING, &rtpe_config.mqtt_certfile,"Certificate file for mosquitto auth","FILE"},
{ "mqtt-keyfile",0,0, G_OPTION_ARG_STRING, &rtpe_config.mqtt_keyfile,"Key file for mosquitto auth", "FILE"},
{ "mqtt-publish-qos",0,0,G_OPTION_ARG_INT, &rtpe_config.mqtt_publish_qos,"Mosquitto publish QoS", "0|1|2"},
{ "mqtt-publish-topic",0,0,G_OPTION_ARG_STRING, &rtpe_config.mqtt_publish_topic,"Mosquitto publish topic", "STRING"},
{ "mqtt-publish-interval",0,0,G_OPTION_ARG_INT, &rtpe_config.mqtt_publish_interval,"Publish timer interval", "MILLISECONDS"},
{ "mqtt-publish-scope",0,0,G_OPTION_ARG_STRING, &mqtt_publish_scope, "Scope for published mosquitto messages","global|summary|call|media"},
#endif
{ "mos",0,0, G_OPTION_ARG_STRING, &mos, "Type of MOS calculation","CQ|LQ"},
{ "measure-rtp",0,0, G_OPTION_ARG_NONE, &rtpe_config.measure_rtp,"Enable measuring RTP statistics and VoIP metrics",NULL},
#ifdef SO_INCOMING_CPU
{ "socket-cpu-affinity",0,0,G_OPTION_ARG_INT, &rtpe_config.cpu_affinity,"CPU affinity for media sockets","INT"},
#endif
{ "janus-secret", 0,0, G_OPTION_ARG_STRING, &rtpe_config.janus_secret,"Admin secret for Janus protocol","STRING"},
{ "rtcp-interval", 0,0, G_OPTION_ARG_INT, &rtpe_config.rtcp_interval,"Delay in milliseconds between RTCP packets when generate-rtcp flag is on, where random dispersion < 1 sec is added on top","INT"},
{ "max-recv-iters", 0, 0, G_OPTION_ARG_INT, &rtpe_config.max_recv_iters, "Maximum continuous reading cycles in UDP poller loop.", "INT"},
{ "vsc-start-rec",0,0, G_OPTION_ARG_STRING, &rtpe_config.vsc_start_rec.s,"DTMF VSC to start recording.", "STRING"},
{ "vsc-stop-rec",0,0, G_OPTION_ARG_STRING, &rtpe_config.vsc_stop_rec.s,"DTMF VSC to stop recording.", "STRING"},
{ "vsc-start-stop-rec",0,0,G_OPTION_ARG_STRING, &rtpe_config.vsc_start_stop_rec.s,"DTMF VSC to start/stop recording.", "STRING"},
{ "vsc-pause-rec",0,0, G_OPTION_ARG_STRING, &rtpe_config.vsc_pause_rec.s,"DTMF VSC to pause recording.", "STRING"},
{ "vsc-pause-resume-rec",0,0,G_OPTION_ARG_STRING,&rtpe_config.vsc_pause_resume_rec.s,"DTMF VSC to pause/resume recording.", "STRING"},
{ "vsc-start-pause-resume-rec",0,0,G_OPTION_ARG_STRING,&rtpe_config.vsc_start_pause_resume_rec.s,"DTMF VSC to start/pause/resume recording.", "STRING"},
{ NULL, }
};
config_load(argc, argv, e, " - next-generation media proxy",
"/etc/rtpengine/rtpengine.conf", "rtpengine", &rtpe_config.common);
// default values, if not configured
if (rtpe_config.rec_method == NULL)
rtpe_config.rec_method = g_strdup("pcap");
if (rtpe_config.rec_format == NULL)
rtpe_config.rec_format = g_strdup("raw");
if (rtpe_config.dtls_ciphers == NULL)
rtpe_config.dtls_ciphers = g_strdup("DEFAULT:!NULL:!aNULL:!SHA256:!SHA384:!aECDH:!AESGCM+AES256:!aPSK");
#ifndef WITHOUT_NFTABLES
if (rtpe_config.nftables_chain == NULL)
rtpe_config.nftables_chain = g_strdup("rtpengine");
if (rtpe_config.nftables_base_chain == NULL)
rtpe_config.nftables_base_chain = g_strdup("INPUT");
if (!nftables_family
|| !strcmp(nftables_family, "ip,ip6") || !strcmp(nftables_family, "ip4,ip6")
|| !strcmp(nftables_family, "ip6,ip") || !strcmp(nftables_family, "ip6,ip4"))
rtpe_config.nftables_family = 0; // default
else if (!strcmp(nftables_family, "ip") || !strcmp(nftables_family, "ip4"))
rtpe_config.nftables_family = NFPROTO_IPV4;
else if (!strcmp(nftables_family, "ip6"))
rtpe_config.nftables_family = NFPROTO_IPV6;
else
die("Invalid value for 'nftables-family' ('%s')", nftables_family);
#endif
if (codecs) {
codeclib_init(1);
exit(0);
}
#ifndef WITHOUT_NFTABLES
int nftables_actions = nftables_start + nftables_stop + nftables_status;
if (nftables_actions) {
if (!rtpe_config.nftables_chain || !rtpe_config.nftables_chain[0])
die("Cannot do nftables setup without knowing which nftables chain (--nftables-chain=...)");
if (rtpe_config.kernel_table < 0)
die("Cannot do nftables setup without configured kernel table number");
if (nftables_actions > 1)
die("Cannot do more than one of --nftables-start, --nftables-stop or --nftables-status");
const char *err;
if (nftables_status) {
int xv = nftables_check(rtpe_config.nftables_chain, rtpe_config.nftables_base_chain,
(nftables_args){.family = rtpe_config.nftables_family});
exit(xv);
}
if (nftables_start)
err = nftables_setup(rtpe_config.nftables_chain, rtpe_config.nftables_base_chain,
(nftables_args) {.table = rtpe_config.kernel_table,
.append = rtpe_config.nftables_append,
.family = rtpe_config.nftables_family});
else // nftables_stop
err = nftables_shutdown(rtpe_config.nftables_chain, rtpe_config.nftables_base_chain,
(nftables_args){.family = rtpe_config.nftables_family});
if (err)
die("Failed to perform nftables action: %s (%s)", err, strerror(errno));
printf("Success\n");
exit(0);
}
#endif
if (!if_a)
die("Missing option --interface");
struct ifaddrs *ifas;
if (getifaddrs(&ifas)) {
ifas = NULL;
ilog(LOG_WARN, "Failed to retrieve list of network interfaces: %s", strerror(errno));
}
for (iter = if_a; *iter; iter++) {
int ret = if_addr_parse(&rtpe_config.interfaces, *iter, ifas);
if (ret)
die("Invalid interface specification: '%s'", *iter);
}
if (ifas)
freeifaddrs(ifas);
if (!rtpe_config.interfaces.length)
die("Cannot start without any configured interfaces");
if (ks_a) {
for (iter = ks_a; *iter; iter++) {
str_keyspace_db.s = *iter;
str_keyspace_db.len = strlen(*iter);
uint_keyspace_db = strtoul(str_keyspace_db.s, &endptr, 10);
if ((errno == ERANGE && (uint_keyspace_db == ULONG_MAX)) ||
(errno != 0 && uint_keyspace_db == 0)) {
ilog(LOG_ERR, "Fail adding keyspace '" STR_FORMAT "' to redis notifications; errono=%d\n", STR_FMT(&str_keyspace_db), errno);
} else if (endptr == str_keyspace_db.s) {
ilog(LOG_ERR, "Fail adding keyspace '" STR_FORMAT "' to redis notifications; no digits found\n", STR_FMT(&str_keyspace_db));
} else {
g_queue_push_tail(&rtpe_config.redis_subscribed_keyspaces, GUINT_TO_POINTER(uint_keyspace_db));
}
}
}
if (redis_format) {
if (!strcasecmp(redis_format, "native"))
rtpe_config.redis_format = 0;
else if (!strcasecmp(redis_format, "bencode"))
rtpe_config.redis_format = REDIS_FORMAT_BENCODE;
else if (!strcasecmp(redis_format, "JSON"))
rtpe_config.redis_format = REDIS_FORMAT_JSON;
else
die("Invalid --redis-format value given");
}
parse_listen_list(&rtpe_config.tcp_listen_ep, listenps, "listen-tcp");
parse_listen_list(&rtpe_config.udp_listen_ep, listenudps, "listen-udp");
parse_listen_list(&rtpe_config.ng_listen_ep, listenngs, "listen-ng");
parse_listen_list(&rtpe_config.ng_tcp_listen_ep, listenngtcps, "listen-tcp-ng");
parse_listen_list(&rtpe_config.cli_listen_ep, listencli, "listen-cli");
if (!rtpe_config.tcp_listen_ep.length && !rtpe_config.udp_listen_ep.length && !rtpe_config.ng_listen_ep.length && !rtpe_config.ng_tcp_listen_ep.length
&& !(rtpe_config.http_ifs && rtpe_config.http_ifs[0])
&& !(rtpe_config.https_ifs && rtpe_config.https_ifs[0]))
die("Missing option --listen-tcp, --listen-udp, --listen-ng, --listen-tcp-ng, "
"--listen-http, or --listen-https");
if (graphitep) {if (endpoint_parse_any_getaddrinfo_full(&rtpe_config.graphite_ep, graphitep))
die("Invalid IP or port '%s' (--graphite)", graphitep);
}
if (graphite_prefix_s)
set_prefix(graphite_prefix_s);
if (homerp) {
if (endpoint_parse_any_getaddrinfo_full(&rtpe_config.homer_ep, homerp))
die("Invalid IP or port '%s' (--homer)", homerp);
}
if (homerproto) {
if (!strcmp(homerproto, "tcp"))
rtpe_config.homer_protocol = SOCK_STREAM;
else if (!strcmp(homerproto, "udp"))
rtpe_config.homer_protocol = SOCK_DGRAM;
else
die("Invalid protocol '%s' (--homer-protocol)", homerproto);
}
if (rtpe_config.homer_ng_capt_proto <0 || rtpe_config.homer_ng_capt_proto > 255)
die("Invalid homer-ng-capture-proto value");
if (rtpe_config.default_tos < 0 || rtpe_config.default_tos > 255)
die("Invalid TOS value");
if (rtpe_config.control_tos < 0 || rtpe_config.control_tos > 255)
die("Invalid control-ng TOS value");
if (rtpe_config.max_recv_iters < 1)
die("Invalid max-recv-iters value");
if (rtpe_config.timeout <= 0)
rtpe_config.timeout = 60;
if (rtpe_config.silent_timeout <= 0)
rtpe_config.silent_timeout = 3600;
if (rtpe_config.offer_timeout <= 0)
rtpe_config.offer_timeout = 3600;
if (rtpe_config.final_timeout <= 0)
rtpe_config.final_timeout = 0;
if (rtpe_config.rtcp_interval <= 0)
rtpe_config.rtcp_interval = 5000;
if (redisps)
if (redis_ep_parse(&rtpe_config.redis_ep, &rtpe_config.redis_db, &rtpe_config.redis_auth, "RTPENGINE_REDIS_AUTH_PW", redisps))
die("Invalid Redis endpoint [IP:PORT/INT] '%s' (--redis)", redisps);
if (redisps_write)
if (redis_ep_parse(&rtpe_config.redis_write_ep, &rtpe_config.redis_write_db, &rtpe_config.redis_write_auth,
"RTPENGINE_REDIS_WRITE_AUTH_PW", redisps_write))
die("Invalid Redis endpoint [IP:PORT/INT] '%s' (--redis-write)", redisps_write);
if (rtpe_config.fmt > 2)
die("Invalid XMLRPC format");
// XXX unify the log facility options
if (log_facility_cdr_s) {
if (!parse_log_facility(log_facility_cdr_s, &_log_facility_cdr)) {
print_available_log_facilities();
die ("Invalid log facility for CDR '%s' (--log-facility-cdr)", log_facility_cdr_s);
}
}
if (log_facility_rtcp_s) {
if (!parse_log_facility(log_facility_rtcp_s, &_log_facility_rtcp)) {
print_available_log_facilities();
die ("Invalid log facility for RTCP '%s' (--log-facility-rtcp)n", log_facility_rtcp_s);
}
}
if (log_facility_dtmf_s) {
if (!parse_log_facility(log_facility_dtmf_s, &_log_facility_dtmf)) {
print_available_log_facilities();
die ("Invalid log facility for DTMF '%s' (--log-facility-dtmf)n", log_facility_dtmf_s);
}
}
if (log_format) {
if (!strcmp(log_format, "default"))
rtpe_config.log_format = LF_DEFAULT;
else if (!strcmp(log_format, "parsable"))
rtpe_config.log_format = LF_PARSABLE;
else
die("Invalid --log-format option");
}
if (debug_srtp)
rtpe_config.common.log_levels[log_level_index_srtp] = LOG_DEBUG;
if (dtmf_udp_ep) {
if (endpoint_parse_any_getaddrinfo_full(&rtpe_config.dtmf_udp_ep, dtmf_udp_ep))
die("Invalid IP or port '%s' (--dtmf-log-dest)", dtmf_udp_ep);
}
if (!sip_source)
trust_address_def = true;
rtpe_config.cpu_limit = max_cpu * 100;
rtpe_config.load_limit = max_load * 100;
if (rtpe_config.mysql_query) {
// require exactly one %llu placeholder and allow no other % placeholders
if (!strstr(rtpe_config.mysql_query, "%llu"))
die("No '%%llu' present in --mysql-query='%s'", rtpe_config.mysql_query);
const char *front = rtpe_config.mysql_query;
unsigned int count = 0;
const char *match;
while ((match = strchr(front, '%'))) {
front = match + 1;
count++;
}
if (count != 1)
die("Too many '%%' placeholders (%u) present in --mysql-query='%s'",
count, rtpe_config.mysql_query);
}
enum endpoint_learning el_config = EL_DELAYED;
if (endpoint_learning) {
if (!strcasecmp(endpoint_learning, "delayed"))
el_config = EL_DELAYED;
else if (!strcasecmp(endpoint_learning, "immediate"))
el_config = EL_IMMEDIATE;
else if (!strcasecmp(endpoint_learning, "off"))
el_config = EL_OFF;
else if (!strcasecmp(endpoint_learning, "heuristic"))
el_config = EL_HEURISTIC;
else
die("Invalid --endpoint-learning option ('%s')", endpoint_learning);
}
rtpe_config.endpoint_learning = el_config;
if (dtls_sig) {
if (!strcasecmp(dtls_sig, "sha-1"))
rtpe_config.dtls_signature = DSIG_SHA1;
else if (!strcasecmp(dtls_sig, "sha1"))
rtpe_config.dtls_signature = DSIG_SHA1;
else if (!strcasecmp(dtls_sig, "sha-256"))
rtpe_config.dtls_signature = DSIG_SHA256;
else if (!strcasecmp(dtls_sig, "sha256"))
rtpe_config.dtls_signature = DSIG_SHA256;
else
die("Invalid --dtls-signature option ('%s')", dtls_sig);
}
if (rtpe_config.dtls_rsa_key_size < 0)
die("Invalid --dtls-rsa-key-size (%i)", rtpe_config.dtls_rsa_key_size);
if (rtpe_config.dtls_mtu < 576)
/* The Internet Protocol requires that hosts must be able to process IP datagrams of at least 576 bytes (for IPv4) or 1280 bytes (for IPv6).
However, this does not preclude link layers with an MTU smaller than this minimum MTU from conveying IP data. Internet IPv4 path MTU is 68 bytes.*/
die("Invalid --dtls-mtu (%i)", rtpe_config.dtls_mtu);
if (rtpe_config.jb_length < 0)
die("Invalid negative jitter buffer size");
if (silence_detect > 0) {
rtpe_config.silence_detect_double = silence_detect / 100.0;
rtpe_config.silence_detect_int = (int) ((silence_detect / 100.0) * UINT32_MAX);
}
parse_cn_payload(&rtpe_config.cn_payload, cn_payload, "\x20", "cn-payload");
parse_cn_payload(&rtpe_config.dtx_cn_params, dtx_cn_params, NULL, "dtx-cn-params");
if (amr_dtx) {
if (!strcasecmp(amr_dtx, "native")) {}
else if (!strcasecmp(amr_dtx, "CN"))
rtpe_config.amr_cn_dtx = 1;
else
die("Invalid --amr-dtx ('%s')", amr_dtx);
}
if (use_audio_player) {
if (!strcasecmp(use_audio_player, "on-demand")
|| !strcasecmp(use_audio_player, "on demand")
|| !strcasecmp(use_audio_player, "off")
|| !strcasecmp(use_audio_player, "no")
|| !strcasecmp(use_audio_player, "never"))
rtpe_config.use_audio_player = UAP_ON_DEMAND;
else if (!strcasecmp(use_audio_player, "play-media")
|| !strcasecmp(use_audio_player, "play media")
|| !strcasecmp(use_audio_player, "media player")
|| !strcasecmp(use_audio_player, "media-player"))
rtpe_config.use_audio_player = UAP_PLAY_MEDIA;
else if (!strcasecmp(use_audio_player, "transcoding")
|| !strcasecmp(use_audio_player, "transcode"))
rtpe_config.use_audio_player = UAP_TRANSCODING;
else if (!strcasecmp(use_audio_player, "always")
|| !strcasecmp(use_audio_player, "everything")
|| !strcasecmp(use_audio_player, "force")
|| !strcasecmp(use_audio_player, "forced"))
rtpe_config.use_audio_player = UAP_ALWAYS;
else
die("Invalid --audio-player option ('%s')", use_audio_player);
}
if (!rtpe_config.software_id)
rtpe_config.software_id = g_strdup_printf("rtpengine-%s", RTPENGINE_VERSION);
g_strcanon(rtpe_config.software_id, "QWERTYUIOPASDFGHJKLZXCVBNMqwertyuiopasdfghjklzxcvbnm1234567890-", '-');
#ifdef HAVE_MQTT
if (mqtt_publish_scope) {
if (!strcmp(mqtt_publish_scope, "global"))
rtpe_config.mqtt_publish_scope = MPS_GLOBAL;
else if (!strcmp(mqtt_publish_scope, "call"))
rtpe_config.mqtt_publish_scope = MPS_CALL;
else if (!strcmp(mqtt_publish_scope, "media"))
rtpe_config.mqtt_publish_scope = MPS_MEDIA;
else if (!strcmp(mqtt_publish_scope, "summary"))
rtpe_config.mqtt_publish_scope = MPS_SUMMARY;
else
die("Invalid --mqtt-publish-scope option ('%s')", mqtt_publish_scope);
}
#endif
if (mos) {
if (!strcasecmp(mos, "cq"))
rtpe_config.mos = MOS_CQ;
else if (!strcasecmp(mos, "lq"))
rtpe_config.mos = MOS_LQ;
else
die("Invalid --mos option ('%s')", mos);
}
if (dcc) {
if (!strcasecmp(dcc, "rsa"))
rtpe_config.dtls_cert_cipher = DCC_RSA;
else if (!strcasecmp(dcc, "prime256v1"))
rtpe_config.dtls_cert_cipher = DCC_EC_PRIME256v1;
else if (!strcasecmp(dcc, "ec_prime256v1"))
rtpe_config.dtls_cert_cipher = DCC_EC_PRIME256v1;
else if (!strcasecmp(dcc, "ec-prime256v1"))
rtpe_config.dtls_cert_cipher = DCC_EC_PRIME256v1;
else
die("Invalid --dtls-cert-cipher option ('%s')", dcc);
}
if (control_pmtu) {
if (!strcasecmp(control_pmtu, "want"))
rtpe_config.control_pmtu = PMTU_DISC_WANT;
else if (!strcasecmp(control_pmtu, "dont"))
rtpe_config.control_pmtu = PMTU_DISC_DONT;
else if (!strcasecmp(control_pmtu, "don't"))
rtpe_config.control_pmtu = PMTU_DISC_DONT;
else
die("Invalid --control-pmtu option ('%s')", control_pmtu);
}
#define STR_LEN_INIT(x) if (rtpe_config.x.s) rtpe_config.x.len = strlen(rtpe_config.x.s)
STR_LEN_INIT(vsc_start_rec);
STR_LEN_INIT(vsc_stop_rec);
STR_LEN_INIT(vsc_start_stop_rec);
STR_LEN_INIT(vsc_pause_rec);
STR_LEN_INIT(vsc_pause_resume_rec);
STR_LEN_INIT(vsc_start_pause_resume_rec);
#undef STR_LEN_INIT
if (rtpe_config.num_threads < 1)
rtpe_config.num_threads = num_cpu_cores(4);
if (rtpe_config.media_num_threads < 0)
rtpe_config.media_num_threads = rtpe_config.num_threads;
if (rtpe_config.max_sessions < -1)
rtpe_config.max_sessions = -1;
if (rtpe_config.redis_num_threads < 1)
rtpe_config.redis_num_threads = num_cpu_cores(REDIS_RESTORE_NUM_THREADS);
if (rtpe_config.cpu_affinity < 0) {
rtpe_config.cpu_affinity = num_cpu_cores(0);
if (rtpe_config.cpu_affinity <= 0)
die("Number of CPU cores is unknown, cannot auto-set socket CPU affinity");
}
}
static void fill_initial_rtpe_cfg(struct rtpengine_config* ini_rtpe_cfg) {
struct intf_config* gptr_data;
for (__auto_type l = rtpe_config.interfaces.head; l ; l=l->next) {
gptr_data = g_slice_alloc0(sizeof(*gptr_data));
memcpy(gptr_data, l->data, sizeof(*gptr_data));
gptr_data->name = str_dup_str(&l->data->name);
gptr_data->alias = str_dup_str(&l->data->alias);
t_queue_push_tail(&ini_rtpe_cfg->interfaces, gptr_data);
}
for (__auto_type l = rtpe_config.redis_subscribed_keyspaces.head; l ; l = l->next) {
// l->data has been assigned to a variable before being given into the queue structure not to get a shallow copy
unsigned int num = GPOINTER_TO_UINT(l->data);
g_queue_push_tail(&ini_rtpe_cfg->redis_subscribed_keyspaces, GINT_TO_POINTER(num));
}
ini_rtpe_cfg->kernel_table = rtpe_config.kernel_table;
ini_rtpe_cfg->max_sessions = rtpe_config.max_sessions;
ini_rtpe_cfg->cpu_limit = rtpe_config.cpu_limit;
ini_rtpe_cfg->load_limit = rtpe_config.load_limit;
ini_rtpe_cfg->bw_limit = rtpe_config.bw_limit;
ini_rtpe_cfg->timeout = rtpe_config.timeout;
ini_rtpe_cfg->silent_timeout = rtpe_config.silent_timeout;
ini_rtpe_cfg->offer_timeout = rtpe_config.offer_timeout;
ini_rtpe_cfg->final_timeout = rtpe_config.final_timeout;
ini_rtpe_cfg->delete_delay = rtpe_config.delete_delay;
ini_rtpe_cfg->redis_expires_secs = rtpe_config.redis_expires_secs;
ini_rtpe_cfg->default_tos = rtpe_config.default_tos;
ini_rtpe_cfg->control_tos = rtpe_config.control_tos;
ini_rtpe_cfg->graphite_interval = rtpe_config.graphite_interval;
ini_rtpe_cfg->graphite_timeout= rtpe_config.graphite_timeout;
ini_rtpe_cfg->redis_num_threads = rtpe_config.redis_num_threads;
ini_rtpe_cfg->homer_protocol = rtpe_config.homer_protocol;
ini_rtpe_cfg->homer_id = rtpe_config.homer_id;
ini_rtpe_cfg->homer_ng_capt_proto = rtpe_config.homer_ng_capt_proto;
ini_rtpe_cfg->no_fallback = rtpe_config.no_fallback;
ini_rtpe_cfg->port_min = rtpe_config.port_min;
ini_rtpe_cfg->port_max = rtpe_config.port_max;
ini_rtpe_cfg->redis_db = rtpe_config.redis_db;
ini_rtpe_cfg->redis_write_db = rtpe_config.redis_write_db;
ini_rtpe_cfg->no_redis_required = rtpe_config.no_redis_required;
ini_rtpe_cfg->num_threads = rtpe_config.num_threads;
ini_rtpe_cfg->media_num_threads = rtpe_config.media_num_threads;
ini_rtpe_cfg->fmt = rtpe_config.fmt;
ini_rtpe_cfg->log_format = rtpe_config.log_format;
ini_rtpe_cfg->redis_allowed_errors = rtpe_config.redis_allowed_errors;
ini_rtpe_cfg->redis_disable_time = rtpe_config.redis_disable_time;
ini_rtpe_cfg->redis_cmd_timeout = rtpe_config.redis_cmd_timeout;
ini_rtpe_cfg->redis_connect_timeout = rtpe_config.redis_connect_timeout;
ini_rtpe_cfg->redis_delete_async = rtpe_config.redis_delete_async;
ini_rtpe_cfg->redis_delete_async_interval = rtpe_config.redis_delete_async_interval;
memcpy(&ini_rtpe_cfg->common.log_levels, &rtpe_config.common.log_levels, sizeof(ini_rtpe_cfg->common.log_levels));
ini_rtpe_cfg->graphite_ep = rtpe_config.graphite_ep;
endpoint_list_dup(&ini_rtpe_cfg->tcp_listen_ep, &rtpe_config.tcp_listen_ep);
endpoint_list_dup(&ini_rtpe_cfg->udp_listen_ep, &rtpe_config.udp_listen_ep);
endpoint_list_dup(&ini_rtpe_cfg->ng_listen_ep, &rtpe_config.ng_listen_ep);
endpoint_list_dup(&ini_rtpe_cfg->ng_tcp_listen_ep, &rtpe_config.ng_tcp_listen_ep);
endpoint_list_dup(&ini_rtpe_cfg->cli_listen_ep, &rtpe_config.cli_listen_ep);
ini_rtpe_cfg->redis_ep = rtpe_config.redis_ep;
ini_rtpe_cfg->redis_write_ep = rtpe_config.redis_write_ep;
ini_rtpe_cfg->homer_ep = rtpe_config.homer_ep;
ini_rtpe_cfg->endpoint_learning = rtpe_config.endpoint_learning;
ini_rtpe_cfg->b2b_url = g_strdup(rtpe_config.b2b_url);
ini_rtpe_cfg->redis_auth = g_strdup(rtpe_config.redis_auth);
ini_rtpe_cfg->redis_write_auth = g_strdup(rtpe_config.redis_write_auth);
ini_rtpe_cfg->spooldir = g_strdup(rtpe_config.spooldir);
ini_rtpe_cfg->iptables_chain = g_strdup(rtpe_config.iptables_chain);
ini_rtpe_cfg->rec_method = g_strdup(rtpe_config.rec_method);
ini_rtpe_cfg->rec_format = g_strdup(rtpe_config.rec_format);
ini_rtpe_cfg->jb_length = rtpe_config.jb_length;
ini_rtpe_cfg->jb_clock_drift = rtpe_config.jb_clock_drift;
ini_rtpe_cfg->rtcp_interval = rtpe_config.rtcp_interval;
ini_rtpe_cfg->max_recv_iters = rtpe_config.max_recv_iters;
}
static void free_config_interfaces(struct intf_config *i) {
str_free_dup(&i->name);
str_free_dup(&i->alias);
g_slice_free1(sizeof(*i), i);
}
static void unfill_initial_rtpe_cfg(struct rtpengine_config* ini_rtpe_cfg) {
// clear queues
t_queue_clear_full(&ini_rtpe_cfg->interfaces, free_config_interfaces);
g_queue_clear(&ini_rtpe_cfg->redis_subscribed_keyspaces);
// free g_strdup
g_free(ini_rtpe_cfg->b2b_url);
g_free(ini_rtpe_cfg->redis_auth);
g_free(ini_rtpe_cfg->redis_write_auth);
g_free(ini_rtpe_cfg->spooldir);
g_free(ini_rtpe_cfg->iptables_chain);
g_free(ini_rtpe_cfg->rec_method);
g_free(ini_rtpe_cfg->rec_format);
}
static void options_free(void) {
// clear queues
t_queue_clear_full(&rtpe_config.interfaces, free_config_interfaces);
g_queue_clear(&rtpe_config.redis_subscribed_keyspaces);
// free config options
g_free(rtpe_config.b2b_url);
g_free(rtpe_config.spooldir);
g_free(rtpe_config.rec_method);
g_free(rtpe_config.rec_format);
g_free(rtpe_config.iptables_chain);
g_free(rtpe_config.scheduling);
g_free(rtpe_config.idle_scheduling);
g_free(rtpe_config.mysql_host);
g_free(rtpe_config.mysql_user);
g_free(rtpe_config.mysql_pass);
g_free(rtpe_config.mysql_query);
g_free(rtpe_config.dtls_ciphers);
g_strfreev(rtpe_config.http_ifs);
g_strfreev(rtpe_config.https_ifs);
g_free(rtpe_config.https_cert);
g_free(rtpe_config.https_key);
g_free(rtpe_config.software_id);
if (rtpe_config.cn_payload.s)
g_free(rtpe_config.cn_payload.s);
if (rtpe_config.dtx_cn_params.s)
g_free(rtpe_config.dtx_cn_params.s);
g_free(rtpe_config.mqtt_user);
g_free(rtpe_config.mqtt_pass);
g_free(rtpe_config.mqtt_cafile);
g_free(rtpe_config.mqtt_certfile);
g_free(rtpe_config.mqtt_keyfile);
g_free(rtpe_config.mqtt_publish_topic);
g_free(rtpe_config.janus_secret);
// free common config options
config_load_free(&rtpe_config.common);
}
static void early_init(void) {
socket_init(); // needed for socktype_udp
}
#ifdef WITH_TRANSCODING
static void clib_init(void) {
media_bufferpool = bufferpool_new(g_malloc, g_free, 64 * 65536);
#ifdef HAVE_LIBURING
if (rtpe_config.common.io_uring)
uring_thread_init();
#endif
}
static void clib_cleanup(void) {
bufferpool_destroy(media_bufferpool);
#ifdef HAVE_LIBURING
if (rtpe_config.common.io_uring)
uring_thread_cleanup();
#endif
}
static void clib_loop(void) {
uring_thread_loop();
append_thread_lpr_to_glob_lpr();
}
#endif
static void kernel_setup(void) {
if (rtpe_config.kernel_table < 0)
goto fallback;
#ifndef WITHOUT_NFTABLES
const char *err = nftables_setup(rtpe_config.nftables_chain, rtpe_config.nftables_base_chain,
(nftables_args) {.table = rtpe_config.kernel_table,
.append = rtpe_config.nftables_append,
.family = rtpe_config.nftables_family});
if (err) {
if (rtpe_config.no_fallback)
die("Failed to create nftables chains or rules: %s (%s)", err, strerror(errno));
ilog(LOG_ERR, "FAILED TO CREATE NFTABLES CHAINS OR RULES, KERNEL FORWARDING POSSIBLY WON'T WORK: "
"%s (%s)", err, strerror(errno));
}
#endif
if (!kernel_setup_table(rtpe_config.kernel_table)) {
if (rtpe_config.no_fallback)
die("Userspace fallback disallowed - exiting");
goto fallback;
}
if (rtpe_config.player_cache && rtpe_config.kernel_player > 0 && rtpe_config.kernel_player_media > 0) {
if (!kernel_init_player(rtpe_config.kernel_player_media, rtpe_config.kernel_player))
die("Failed to initialise kernel media player");
}
return;
fallback:
shm_bufferpool = bufferpool_new(g_malloc, g_free, 4096); // fallback userspace bufferpool
}
static void init_everything(void) {
bufferpool_init();
gettimeofday(&rtpe_now, NULL);
log_init(rtpe_common_config_ptr->log_name);
log_format(rtpe_config.log_format);
recording_fs_init(rtpe_config.spooldir, rtpe_config.rec_method, rtpe_config.rec_format);
rtpe_ssl_init();
#ifdef HAVE_MQTT
if (mosquitto_lib_init() != MOSQ_ERR_SUCCESS)
die("failed to init libmosquitto");
#endif
signals();
resources();
sdp_init();
dtls_init();
ice_init();
crypto_init_main();
kernel_setup();
interfaces_init(&rtpe_config.interfaces);
iptables_init();
control_ng_init();
if (call_interfaces_init())
abort();
statistics_init();
#ifdef WITH_TRANSCODING
codeclib_thread_init = clib_init;
codeclib_thread_cleanup = clib_cleanup;
codeclib_thread_loop = clib_loop;
#endif
codeclib_init(0);
media_player_init();
if (!dtmf_init())
die("DTMF init failed, see log");
jitter_buffer_init();
t38_init();
if (rtpe_config.mqtt_host && mqtt_init())
abort();
codecs_init();
janus_init();
if (!kernel_init_table())
die("Kernel module version mismatch or other fatal error");
}
static void create_everything(void) {
struct timeval tmp_tv;
gettimeofday(&rtpe_now, NULL);
// either one global poller, or one per thread for media sockets plus one for control sockets
#ifdef HAVE_LIBURING
if (rtpe_config.common.io_uring) {
rtpe_config.poller_per_thread = true;
rtpe_poller_add_item = uring_poller_add_item;
rtpe_poller_del_item = uring_poller_del_item;
rtpe_poller_del_item_callback = uring_poller_del_item_callback;
rtpe_poller_blocked = uring_poller_blocked;
rtpe_poller_isblocked = uring_poller_isblocked;
rtpe_poller_error = uring_poller_error;
}
#endif
if (!rtpe_config.poller_per_thread) {
num_media_pollers = num_rtpe_pollers = 1;
num_poller_threads = rtpe_config.num_threads;
}
else {
num_media_pollers = rtpe_config.num_threads;
num_rtpe_pollers = num_media_pollers + 1;
num_poller_threads = num_rtpe_pollers;
}
rtpe_pollers = g_malloc(sizeof(*rtpe_pollers) * num_rtpe_pollers);
for (unsigned int i = 0; i < num_rtpe_pollers; i++) {
rtpe_pollers[i] =
#ifdef HAVE_LIBURING
rtpe_config.common.io_uring ? uring_poller_new() :
#endif
poller_new();
if (!rtpe_pollers[i])
die("poller creation failed");
}
rtpe_control_poller = rtpe_pollers[num_rtpe_pollers - 1];
if (call_init())
abort();
rwlock_init(&rtpe_config.keyspaces_lock);
create_listeners(&rtpe_config.tcp_listen_ep, &rtpe_tcp, (void *(*)(const endpoint_t *)) control_tcp_new, false, "TCP control");
create_listeners(&rtpe_config.udp_listen_ep, &rtpe_udp, (void *(*)(const endpoint_t *)) control_udp_new, true, "UDP control");
create_listeners(&rtpe_config.ng_listen_ep, &rtpe_control_ng, (void *(*)(const endpoint_t *)) control_ng_new, true, "UDP NG control");
create_listeners(&rtpe_config.ng_tcp_listen_ep, &rtpe_control_ng_tcp, (void *(*)(const endpoint_t *)) control_ng_tcp_new, false, "TCP NG control");
create_listeners(&rtpe_config.cli_listen_ep, &rtpe_cli, (void *(*)(const endpoint_t *)) cli_new, false, "CLI");
if (!is_addr_unspecified(&rtpe_config.redis_write_ep.address)) {
rtpe_redis_write = redis_new(&rtpe_config.redis_write_ep,
rtpe_config.redis_write_db, rtpe_config.redis_write_auth,
ANY_REDIS_ROLE, rtpe_config.no_redis_required);
if (!rtpe_redis_write)
die("Cannot start up without running Redis %s write database! See also NO_REDIS_REQUIRED parameter.",
endpoint_print_buf(&rtpe_config.redis_write_ep));
}
if (!is_addr_unspecified(&rtpe_config.redis_ep.address)) {
rtpe_redis = redis_new(&rtpe_config.redis_ep, rtpe_config.redis_db, rtpe_config.redis_auth, rtpe_redis_write ? ANY_REDIS_ROLE : MASTER_REDIS_ROLE, rtpe_config.no_redis_required);
if (!rtpe_redis)
die("Cannot start up without running Redis %s database! "
"See also NO_REDIS_REQUIRED parameter.",
endpoint_print_buf(&rtpe_config.redis_ep));
if (rtpe_config.redis_subscribed_keyspaces.length) {
rtpe_redis_notify = redis_new(&rtpe_config.redis_ep, rtpe_config.redis_db, rtpe_config.redis_auth, rtpe_redis_write ? ANY_REDIS_ROLE : MASTER_REDIS_ROLE, rtpe_config.no_redis_required);
if (!rtpe_redis_notify)
die("Cannot start up without running notification Redis %s database! "
"See also NO_REDIS_REQUIRED parameter.",
endpoint_print_buf(&rtpe_config.redis_ep));
}
if (!rtpe_redis_write)
rtpe_redis_write = rtpe_redis;
}
if (websocket_init())
die("Failed to init websocket listener");
daemonize();
wpidfile();
homer_sender_init(&rtpe_config.homer_ep, rtpe_config.homer_protocol, rtpe_config.homer_id);
rtcp_init(); // must come after Homer init
init_ng_tracing(); // must come after Homer init
gettimeofday(&rtpe_latest_graphite_interval_start, NULL);
timeval_from_us(&tmp_tv, (long long) rtpe_config.graphite_interval*1000000);
set_graphite_interval_tv(&tmp_tv);
}
static void do_redis_restore(void) {
if (!rtpe_redis)
return;
struct timeval redis_start, redis_stop;
double redis_diff = 0;
// start redis restore timer
gettimeofday(&redis_start, NULL);
// restore
if (rtpe_redis_notify) {
// active-active mode: the main DB has our own calls, while
// the "notify" DB has the "foreign" calls. "foreign" DB goes
// first as the "owned" DB can do a stray update back to Redis
// create new connection as notifications are already set up
struct redis *r = redis_dup(rtpe_redis_notify, -1);
for (GList *l = rtpe_config.redis_subscribed_keyspaces.head; l; l = l->next) {
int db = GPOINTER_TO_INT(l->data);
if (redis_restore(r, true, db))
ilog(LOG_WARN, "Unable to restore calls from the active-active peer");
}
redis_close(r);
if (redis_restore(rtpe_redis_write, false, -1))
die("Refusing to continue without working Redis database");
}
else {
if (redis_restore(rtpe_redis, false, -1))
die("Refusing to continue without working Redis database");
}
// stop redis restore timer
gettimeofday(&redis_stop, NULL);
// print redis restore duration
redis_diff += timeval_diff(&redis_stop, &redis_start) / 1000.0;
ilog(LOG_INFO, "Redis restore time = %.0lf ms", redis_diff);
}
#ifdef HAVE_LIBURING
static void uring_thread_waker(struct thread_waker *wk) {
struct poller *p = wk->arg;
uring_poller_wake(p);
}
static void uring_poller_loop(void *ptr) {
struct poller *p = ptr;
uring_poller_add_waker(p);
struct thread_waker wk = {.func = uring_thread_waker, .arg = p};
thread_waker_add_generic(&wk);
while (!rtpe_shutdown) {
gettimeofday(&rtpe_now, NULL);
uring_poller_poll(p);
append_thread_lpr_to_glob_lpr();
log_info_reset();
}
thread_waker_del(&wk);
uring_poller_clear(p);
}
#endif
int main(int argc, char **argv) {
early_init();
options(&argc, &argv);
init_everything();
create_everything();
fill_initial_rtpe_cfg(&initial_rtpe_config);
ilog(LOG_INFO, "Startup complete, version %s", RTPENGINE_VERSION);
thread_create_detach(sighandler, NULL, "signals");
/* load monitoring thread */
thread_create_looper(load_thread, rtpe_config.idle_scheduling,
rtpe_config.idle_priority, "load monitor", 500000);
/* separate thread for releasing ports (sockets), which are scheduled for clearing */
thread_create_looper(release_closed_sockets, rtpe_config.idle_scheduling,
rtpe_config.idle_priority, "release socks", 1000000);
/* separate thread for update of running min/max call counters */
thread_create_looper(call_rate_stats_updater, rtpe_config.idle_scheduling,
rtpe_config.idle_priority, "call stats", 1000000);
/* separate thread for ice slow timer functionality */
thread_create_looper(ice_slow_timer, rtpe_config.idle_scheduling,
rtpe_config.idle_priority, "ICE slow", 1000000);
/* thread to close expired call */
thread_create_looper(call_timer, rtpe_config.idle_scheduling,
rtpe_config.idle_priority, "kill calls", 1000000);
/* thread to refresh DTLS certificate */
dtls_timer();
if (!is_addr_unspecified(&rtpe_config.redis_ep.address) && initial_rtpe_config.redis_delete_async)
thread_create_detach(redis_delete_async_loop, NULL, "redis async");
if (!is_addr_unspecified(&rtpe_config.redis_ep.address) && rtpe_redis_notify)
thread_create_detach(redis_notify_loop, NULL, "redis notify");
do_redis_restore();
if (graphite_is_enabled())
thread_create_detach(graphite_loop, NULL, "graphite");
#ifdef HAVE_MQTT
if (mqtt_publish_scope() != MPS_NONE)
thread_create_detach(mqtt_loop, NULL, "mqtt");
#endif
ice_thread_launch();
websocket_start();
service_notify("READY=1\n");
for (unsigned int idx = 0; idx < num_poller_threads; ++idx)
thread_create_detach_prio(
#ifdef HAVE_LIBURING
rtpe_config.common.io_uring ? uring_poller_loop :
#endif
poller_loop,
rtpe_pollers[idx % num_rtpe_pollers],
rtpe_config.scheduling, rtpe_config.priority,
idx < rtpe_config.num_threads ? "poller" : "cpoller");
media_player_launch();
send_timer_launch();
jitter_buffer_launch();
codec_timers_launch();
// reap threads as they shut down during run time
threads_join_all(false);
service_notify("STOPPING=1\n");
// free libevent
#if LIBEVENT_VERSION_NUMBER >= 0x02010100
libevent_global_shutdown();
#endif
websocket_stop();
if (!is_addr_unspecified(&rtpe_config.redis_ep.address) && initial_rtpe_config.redis_delete_async)
redis_async_event_base_action(rtpe_redis_write, EVENT_BASE_LOOPBREAK);
if (!is_addr_unspecified(&rtpe_config.redis_ep.address) && rtpe_redis_notify)
redis_async_event_base_action(rtpe_redis_notify, EVENT_BASE_LOOPBREAK);
threads_join_all(true);
if (!is_addr_unspecified(&rtpe_config.redis_ep.address) && initial_rtpe_config.redis_delete_async)
redis_async_event_base_action(rtpe_redis_write, EVENT_BASE_FREE);
if (!is_addr_unspecified(&rtpe_config.redis_ep.address) && rtpe_redis_notify)
redis_async_event_base_action(rtpe_redis_notify, EVENT_BASE_FREE);
ilog(LOG_INFO, "Version %s shutting down", RTPENGINE_VERSION);
recording_fs_free();
unfill_initial_rtpe_cfg(&initial_rtpe_config);
call_free();
jitter_buffer_init_free();
media_player_free();
codeclib_free();
call_interfaces_free();
ice_free();
dtls_cert_free();
control_ng_cleanup();
codecs_cleanup();
statistics_free();
redis_close(rtpe_redis);
if (rtpe_redis_write != rtpe_redis)
redis_close(rtpe_redis_write);
redis_close(rtpe_redis_notify);
free_prefix();
options_free();
log_free();
janus_free();
release_listeners(&rtpe_cli);
release_listeners(&rtpe_udp);
release_listeners(&rtpe_tcp);
release_listeners(&rtpe_control_ng);
release_listeners(&rtpe_control_ng_tcp);
for (unsigned int idx = 0; idx < num_rtpe_pollers; ++idx)
#ifdef HAVE_LIBURING
if (rtpe_config.common.io_uring)
uring_poller_free(&rtpe_pollers[idx]);
else
#endif
poller_free(&rtpe_pollers[idx]);
g_free(rtpe_pollers);
interfaces_free();
#ifndef WITHOUT_NFTABLES
nftables_shutdown(rtpe_config.nftables_chain, rtpe_config.nftables_base_chain,
(nftables_args){.family = rtpe_config.nftables_family});
#endif
bufferpool_destroy(shm_bufferpool);
kernel_shutdown_table();
bufferpool_cleanup();
return 0;
}
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