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turn_admin_server.c
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turn_admin_server.c
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/*
* Copyright (C) 2011, 2012, 2013 Citrix Systems
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the project nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#if defined(_MSC_VER)
#include <direct.h>
#else
#include <unistd.h>
#endif
#if defined(__unix__) || defined(unix) || defined(__APPLE__)
#include <ifaddrs.h>
#include <libgen.h>
#include <sys/resource.h>
#include <sys/time.h>
#endif
#include <limits.h>
#include <getopt.h>
#include <locale.h>
#include <signal.h>
#include "libtelnet.h"
#include <sys/stat.h>
#include <sys/types.h>
#include <event2/buffer.h>
#include <event2/bufferevent.h>
#include <event2/http.h>
#include <event2/listener.h>
#include "mainrelay.h"
#include "userdb.h"
#include "ns_ioalib_impl.h" // for ioa_socket, ip_range_t, ioa_network_...
#include "ns_sm.h" // for new_super_memory_region, super_memory_t
#include "ns_turn_defs.h" // for uint8_t, STRCPY, UNUSED_ARG, getcwd
#include "ns_turn_maps.h"
#include "ns_turn_msg.h" // for check_password, band_limit_t, conver...
#include "ns_turn_server.h"
#include "ns_turn_session.h" // for turn_session_info, addr_data, _realm...
#include "ns_turn_utils.h"
#include "apputils.h"
#include "stun_buffer.h" // for stun_buffer
#include "turn_admin_server.h"
#include "http_server.h"
#include "dbdrivers/dbdriver.h"
#include "tls_listener.h"
///////////////////////////////
struct bufferevent;
struct evconnlistener;
struct str_buffer;
///////////////////////////////
struct admin_server adminserver;
int use_cli = 1;
ioa_addr cli_addr;
int cli_addr_set = 0;
int cli_port = CLI_DEFAULT_PORT;
char cli_password[CLI_PASSWORD_LENGTH] = "";
int cli_max_output_sessions = DEFAULT_CLI_MAX_OUTPUT_SESSIONS;
int use_web_admin = 0;
ioa_addr web_admin_addr;
int web_admin_addr_set = 0;
int web_admin_port = WEB_ADMIN_DEFAULT_PORT;
///////////////////////////////
struct cli_session {
evutil_socket_t fd;
int auth_completed;
size_t cmds;
struct bufferevent *bev;
ioa_addr addr;
telnet_t *ts;
FILE *f;
char realm[STUN_MAX_REALM_SIZE + 1];
char origin[STUN_MAX_ORIGIN_SIZE + 1];
realm_params_t *rp;
};
///////////////////////////////
#define CLI_PASSWORD_TRY_NUMBER (5)
static const char *CLI_HELP_STR[] = {"",
" ?, h, help - print this text",
"",
" quit, q, exit, bye - end CLI session",
"",
" stop, shutdown, halt - shutdown TURN Server",
"",
" pc - print configuration",
"",
" sr <realm> - set CLI session realm",
"",
" ur - unset CLI session realm",
"",
" so <origin> - set CLI session origin",
"",
" uo - unset CLI session origin",
"",
" tc <param-name> - toggle a configuration parameter",
" (see pc command output for togglable param names)",
"",
" cc <param-name> <param-value> - change a configuration parameter",
" (see pc command output for changeable param names)",
"",
" ps [username] - print sessions, with optional exact user match",
"",
" psp <usernamestr> - print sessions, with partial user string match",
"",
" psd <file-name> - dump ps command output into file on the TURN server system",
"",
" pu [udp|tcp|dtls|tls]- print current users",
"",
" lr - log reset",
"",
" aas ip[:port} - add an alternate server reference",
" das ip[:port] - delete an alternate server reference",
" atas ip[:port] - add a TLS alternate server reference",
" dtas ip[:port] - delete a TLS alternate server reference",
"",
" cs <session-id> - cancel session, forcefully",
"",
NULL};
static const char *CLI_GREETING_STR[] = {"TURN Server", TURN_SOFTWARE, NULL};
static char CLI_CURSOR[] = "> ";
static const telnet_telopt_t cli_telopts[] = {
{TELNET_TELOPT_ECHO, TELNET_WONT, TELNET_DONT}, {TELNET_TELOPT_TTYPE, TELNET_WONT, TELNET_DONT},
{TELNET_TELOPT_COMPRESS2, TELNET_WONT, TELNET_DONT}, {TELNET_TELOPT_ZMP, TELNET_WONT, TELNET_DONT},
{TELNET_TELOPT_MSSP, TELNET_WONT, TELNET_DONT}, {TELNET_TELOPT_BINARY, TELNET_WONT, TELNET_DONT},
{TELNET_TELOPT_NAWS, TELNET_WONT, TELNET_DONT}, {-1, 0, 0}};
struct toggleable_command {
const char *cmd;
vintp data;
};
struct toggleable_command tcmds[] = {{"stale-nonce", &turn_params.stale_nonce},
{"stun-only", &turn_params.stun_only},
{"no-stun", &turn_params.no_stun},
{"secure-stun", &turn_params.secure_stun},
{"no-udp-relay", &turn_params.no_udp_relay},
{"no-tcp-relay", &turn_params.no_tcp_relay},
{"no-multicast-peers", &turn_params.no_multicast_peers},
{"allow-loopback-peers", &turn_params.allow_loopback_peers},
{"mobility", &turn_params.mobility},
{NULL, NULL}};
///////////////////////////////
static void myprintf(struct cli_session *cs, const char *format, ...) {
if (cs && format) {
va_list args;
va_start(args, format);
if (cs->f) {
vfprintf(cs->f, format, args);
} else {
telnet_vprintf(cs->ts, format, args);
}
va_end(args);
}
}
static void log_reset(struct cli_session *cs) {
if (cs) {
reset_rtpprintf();
myprintf(cs, " log reset done\n");
}
}
static void print_str_array(struct cli_session *cs, const char **sa) {
if (cs && sa) {
int i = 0;
while (sa[i]) {
myprintf(cs, "%s\n", sa[i]);
i++;
}
}
}
static const char *get_flag(int val) {
if (val) {
return "ON";
}
return "OFF";
}
static void cli_print_flag(struct cli_session *cs, int flag, const char *name, int changeable) {
if (cs && cs->ts && name) {
const char *sc = "";
if (changeable) {
sc = " (*)";
}
myprintf(cs, " %s: %s%s\n", name, get_flag(flag), sc);
}
}
static void cli_print_uint(struct cli_session *cs, unsigned long value, const char *name, int changeable) {
if (cs && cs->ts && name) {
const char *sc = "";
if (changeable == 1) {
sc = " (*)";
} else if (changeable == 2) {
sc = " (**)";
}
myprintf(cs, " %s: %lu%s\n", name, value, sc);
}
}
static void cli_print_str(struct cli_session *cs, const char *value, const char *name, int changeable) {
if (cs && cs->ts && name && value) {
if (value[0] == 0) {
value = "empty";
}
const char *sc = "";
if (changeable == 1) {
sc = " (*)";
} else if (changeable == 2) {
sc = " (**)";
}
myprintf(cs, " %s: %s%s\n", name, value, sc);
}
}
static void cli_print_addr(struct cli_session *cs, ioa_addr *value, int use_port, const char *name, int changeable) {
if (cs && cs->ts && name && value) {
const char *sc = "";
if (changeable == 1) {
sc = " (*)";
} else if (changeable == 2) {
sc = " (**)";
}
char s[256];
if (!use_port) {
addr_to_string_no_port(value, (uint8_t *)s);
} else {
addr_to_string(value, (uint8_t *)s);
}
myprintf(cs, " %s: %s%s\n", name, s, sc);
}
}
static void cli_print_addr_list(struct cli_session *cs, turn_server_addrs_list_t *value, int use_port, const char *name,
int changeable) {
if (cs && cs->ts && name && value && value->size && value->addrs) {
const char *sc = "";
if (changeable == 1) {
sc = " (*)";
} else if (changeable == 2) {
sc = " (**)";
}
char s[256];
size_t i;
for (i = 0; i < value->size; i++) {
if (!use_port) {
addr_to_string_no_port(&(value->addrs[i]), (uint8_t *)s);
} else {
addr_to_string(&(value->addrs[i]), (uint8_t *)s);
}
myprintf(cs, " %s: %s%s\n", name, s, sc);
}
}
}
static void cli_print_str_array(struct cli_session *cs, char **value, size_t sz, const char *name, int changeable) {
if (cs && cs->ts && name && value && sz) {
const char *sc = "";
if (changeable == 1) {
sc = " (*)";
} else if (changeable == 2) {
sc = " (**)";
}
size_t i;
for (i = 0; i < sz; i++) {
if (value[i]) {
myprintf(cs, " %s: %s%s\n", name, value[i], sc);
}
}
}
}
static void cli_print_ip_range_list(struct cli_session *cs, ip_range_list_t *value, const char *name, int changeable) {
if (cs && cs->ts && name && value && value->ranges_number && value->rs) {
const char *sc = "";
if (changeable == 1) {
sc = " (*)";
} else if (changeable == 2) {
sc = " (**)";
}
size_t i;
for (i = 0; i < value->ranges_number; ++i) {
if (value->rs[i].realm[0]) {
if (cs->realm[0] && strcmp(cs->realm, value->rs[i].realm)) {
continue;
} else {
myprintf(cs, " %s: %s (%s)%s\n", name, value->rs[i].str, value->rs[i].realm, sc);
}
} else {
myprintf(cs, " %s: %s%s\n", name, value->rs[i].str, sc);
}
}
}
}
static void toggle_cli_param(struct cli_session *cs, const char *pn) {
if (cs && cs->ts && pn) {
int i = 0;
while (tcmds[i].cmd && tcmds[i].data) {
if (strcmp(tcmds[i].cmd, pn) == 0) {
*(tcmds[i].data) = !(*(tcmds[i].data));
cli_print_flag(cs, *(tcmds[i].data), tcmds[i].cmd, 0);
return;
}
++i;
}
myprintf(cs, "\n");
myprintf(cs, " Error: unknown or constant parameter: %s.\n", pn);
myprintf(cs, " You can toggle only the following parameters:\n");
myprintf(cs, "\n");
i = 0;
while (tcmds[i].cmd && tcmds[i].data) {
cli_print_flag(cs, *(tcmds[i].data), tcmds[i].cmd, 0);
++i;
}
myprintf(cs, "\n");
}
}
static void change_cli_param(struct cli_session *cs, const char *pn) {
if (cs && cs->ts && pn) {
if (strstr(pn, "total-quota") == pn) {
turn_params.total_quota = atoi(pn + strlen("total-quota"));
cli_print_uint(cs, (unsigned long)turn_params.total_quota, "total-quota", 2);
return;
} else if (strstr(pn, "user-quota") == pn) {
turn_params.user_quota = atoi(pn + strlen("user-quota"));
cli_print_uint(cs, (unsigned long)turn_params.user_quota, "user-quota", 2);
return;
} else if (strstr(pn, "max-bps") == pn) {
set_max_bps((band_limit_t)strtoul(pn + strlen("max-bps"), NULL, 10));
cli_print_uint(cs, (unsigned long)get_max_bps(), "max-bps", 2);
return;
} else if (strstr(pn, "bps-capacity") == pn) {
set_bps_capacity((band_limit_t)strtoul(pn + strlen("bps-capacity"), NULL, 10));
cli_print_uint(cs, (unsigned long)get_bps_capacity(), "bps-capacity", 2);
return;
} else if (strstr(pn, "cli-max-output-sessions") == pn) {
cli_max_output_sessions = atoi(pn + strlen("cli-max-output-sessions"));
cli_print_uint(cs, (unsigned long)cli_max_output_sessions, "cli-max-output-sessions", 2);
return;
}
myprintf(cs, "\n");
myprintf(cs, " Error: unknown or constant parameter: %s.\n", pn);
myprintf(cs, "\n");
}
}
struct ps_arg {
struct cli_session *cs;
size_t counter;
turn_time_t ct;
const char *username;
const char *pname;
int exact_match;
ur_string_map *users;
size_t *user_counters;
char **user_names;
size_t users_number;
};
static bool print_session(ur_map_key_type key, ur_map_value_type value, void *arg) {
if (key && value && arg) {
struct ps_arg *csarg = (struct ps_arg *)arg;
struct cli_session *cs = csarg->cs;
struct turn_session_info *tsi = (struct turn_session_info *)value;
if (cs->realm[0] && strcmp(cs->realm, tsi->realm)) {
return false;
}
if (cs->origin[0] && strcmp(cs->origin, tsi->origin)) {
return false;
}
if (csarg->users) {
const char *pn = csarg->pname;
if (pn[0]) {
if (!strcmp(pn, "TLS") || !strcmp(pn, "tls") || !strcmp(pn, "Tls")) {
if ((tsi->client_protocol != TLS_SOCKET) && (tsi->client_protocol != TLS_SCTP_SOCKET)) {
return false;
}
} else if (!strcmp(pn, "DTLS") || !strcmp(pn, "dtls") || !strcmp(pn, "Dtls")) {
if (tsi->client_protocol != DTLS_SOCKET) {
return false;
}
} else if (!strcmp(pn, "TCP") || !strcmp(pn, "tcp") || !strcmp(pn, "Tcp")) {
if ((tsi->client_protocol != TCP_SOCKET) && (tsi->client_protocol != SCTP_SOCKET)) {
return false;
}
} else if (!strcmp(pn, "UDP") || !strcmp(pn, "udp") || !strcmp(pn, "Udp")) {
if (tsi->client_protocol != UDP_SOCKET) {
return false;
}
} else {
return false;
}
}
ur_string_map_value_type value;
if (!ur_string_map_get(csarg->users, (ur_string_map_key_type)(char *)tsi->username, &value)) {
value = (ur_string_map_value_type)csarg->users_number;
csarg->users_number += 1;
csarg->user_counters = (size_t *)realloc(csarg->user_counters, csarg->users_number * sizeof(size_t));
csarg->user_names = (char **)realloc(csarg->user_names, csarg->users_number * sizeof(char *));
csarg->user_names[(size_t)value] = strdup((char *)tsi->username);
csarg->user_counters[(size_t)value] = 0;
ur_string_map_put(csarg->users, (ur_string_map_key_type)(char *)tsi->username, value);
}
csarg->user_counters[(size_t)value] += 1;
} else {
if (csarg->username[0]) {
if (csarg->exact_match) {
if (strcmp((char *)tsi->username, csarg->username)) {
return false;
}
} else {
if (!strstr((char *)tsi->username, csarg->username)) {
return false;
}
}
}
if (cs->f || (unsigned long)csarg->counter < (unsigned long)cli_max_output_sessions) {
myprintf(cs, "\n");
myprintf(cs, " %lu) id=%018llu, user <%s>:\n", (unsigned long)(csarg->counter + 1),
(unsigned long long)tsi->id, tsi->username);
if (tsi->realm[0]) {
myprintf(cs, " realm: %s\n", tsi->realm);
}
if (tsi->origin[0]) {
myprintf(cs, " origin: %s\n", tsi->origin);
}
if (turn_time_before(csarg->ct, tsi->start_time)) {
myprintf(cs, " started: undefined time\n");
} else {
myprintf(cs, " started %lu secs ago\n", (unsigned long)(csarg->ct - tsi->start_time));
}
if (turn_time_before(tsi->expiration_time, csarg->ct)) {
myprintf(cs, " expired\n");
} else {
myprintf(cs, " expiring in %lu secs\n", (unsigned long)(tsi->expiration_time - csarg->ct));
}
myprintf(cs, " client protocol %s, relay protocol %s\n", socket_type_name(tsi->client_protocol),
socket_type_name(tsi->peer_protocol));
{
if (!tsi->local_addr_data.saddr[0]) {
addr_to_string(&(tsi->local_addr_data.addr), (uint8_t *)tsi->local_addr_data.saddr);
}
if (!tsi->remote_addr_data.saddr[0]) {
addr_to_string(&(tsi->remote_addr_data.addr), (uint8_t *)tsi->remote_addr_data.saddr);
}
if (!tsi->relay_addr_data_ipv4.saddr[0]) {
addr_to_string(&(tsi->relay_addr_data_ipv4.addr), (uint8_t *)tsi->relay_addr_data_ipv4.saddr);
}
if (!tsi->relay_addr_data_ipv6.saddr[0]) {
addr_to_string(&(tsi->relay_addr_data_ipv6.addr), (uint8_t *)tsi->relay_addr_data_ipv6.saddr);
}
myprintf(cs, " client addr %s, server addr %s\n", tsi->remote_addr_data.saddr,
tsi->local_addr_data.saddr);
if (tsi->relay_addr_data_ipv4.saddr[0]) {
myprintf(cs, " relay addr %s\n", tsi->relay_addr_data_ipv4.saddr);
}
if (tsi->relay_addr_data_ipv6.saddr[0]) {
myprintf(cs, " relay addr %s\n", tsi->relay_addr_data_ipv6.saddr);
}
}
myprintf(cs, " fingerprints enforced: %s\n", get_flag(tsi->enforce_fingerprints));
myprintf(cs, " mobile: %s\n", get_flag(tsi->is_mobile));
if (tsi->tls_method[0]) {
myprintf(cs, " TLS method: %s\n", tsi->tls_method);
myprintf(cs, " TLS cipher: %s\n", tsi->tls_cipher);
}
if (tsi->bps) {
myprintf(cs, " Max throughput: %lu bytes per second\n", (unsigned long)tsi->bps);
}
myprintf(cs, " usage: rp=%lu, rb=%lu, sp=%lu, sb=%lu\n", (unsigned long)(tsi->received_packets),
(unsigned long)(tsi->received_bytes), (unsigned long)(tsi->sent_packets),
(unsigned long)(tsi->sent_bytes));
myprintf(cs, " rate: r=%lu, s=%lu, total=%lu (bytes per sec)\n", (unsigned long)(tsi->received_rate),
(unsigned long)(tsi->sent_rate), (unsigned long)(tsi->total_rate));
if (tsi->main_peers_size) {
myprintf(cs, " peers:\n");
size_t i;
for (i = 0; i < tsi->main_peers_size; ++i) {
if (!(tsi->main_peers_data[i].saddr[0])) {
addr_to_string(&(tsi->main_peers_data[i].addr), (uint8_t *)tsi->main_peers_data[i].saddr);
}
myprintf(cs, " %s\n", tsi->main_peers_data[i].saddr);
}
if (tsi->extra_peers_size && tsi->extra_peers_data) {
for (i = 0; i < tsi->extra_peers_size; ++i) {
if (!(tsi->extra_peers_data[i].saddr[0])) {
addr_to_string(&(tsi->extra_peers_data[i].addr), (uint8_t *)tsi->extra_peers_data[i].saddr);
}
myprintf(cs, " %s\n", tsi->extra_peers_data[i].saddr);
}
}
}
}
}
csarg->counter += 1;
}
return false;
}
static void cancel_session(struct cli_session *cs, const char *ssid) {
if (cs && cs->ts && ssid && *ssid) {
turnsession_id sid = strtoull(ssid, NULL, 10);
send_session_cancellation_to_relay(sid);
}
}
static void print_sessions(struct cli_session *cs, const char *pn, int exact_match, int print_users) {
if (cs && cs->ts && pn) {
while (pn[0] == ' ') {
++pn;
}
if (pn[0] == '*') {
++pn;
}
const char *uname = "";
if (!print_users) {
uname = pn;
pn = "";
}
struct ps_arg arg = {cs, 0, 0, uname, pn, exact_match, NULL, NULL, NULL, 0};
arg.ct = turn_time();
if (print_users) {
arg.users = ur_string_map_create(NULL);
}
ur_map_foreach_arg(adminserver.sessions, (foreachcb_arg_type)print_session, &arg);
myprintf(cs, "\n");
if (!print_users && !(cs->f)) {
if ((unsigned long)arg.counter > (unsigned long)cli_max_output_sessions) {
myprintf(cs, "...\n");
myprintf(cs, "\n");
}
} else if (arg.user_counters && arg.user_names) {
size_t i;
for (i = 0; i < arg.users_number; ++i) {
if (arg.user_names[i]) {
myprintf(cs, " user: <%s>, %lu sessions\n", arg.user_names[i], (unsigned long)arg.user_counters[i]);
}
}
myprintf(cs, "\n");
}
{
char ts[1025];
snprintf(ts, sizeof(ts), " Total sessions");
if (cs->realm[0]) {
snprintf(ts + strlen(ts), sizeof(ts) - strlen(ts), " for realm %s", cs->realm);
if (cs->origin[0]) {
snprintf(ts + strlen(ts), sizeof(ts) - strlen(ts), " and for origin %s", cs->origin);
}
} else {
if (cs->origin[0]) {
snprintf(ts + strlen(ts), sizeof(ts) - strlen(ts), " for origin %s", cs->origin);
}
}
snprintf(ts + strlen(ts), sizeof(ts) - strlen(ts), ": %lu", (unsigned long)arg.counter);
myprintf(cs, "%s\n", ts);
myprintf(cs, "\n");
}
if (!print_users && !(cs->f)) {
if ((unsigned long)arg.counter > (unsigned long)cli_max_output_sessions) {
myprintf(cs, " Warning: too many output sessions, more than the\n");
myprintf(cs, " current value of cli-max-output-sessions CLI parameter.\n");
myprintf(cs, " Refine your request or increase cli-max-output-sessions value.\n");
myprintf(cs, "\n");
}
}
if (arg.user_counters) {
free(arg.user_counters);
}
if (arg.user_names) {
size_t i;
for (i = 0; i < arg.users_number; ++i) {
if (arg.user_names[i]) {
free(arg.user_names[i]);
}
}
free(arg.user_names);
}
if (arg.users) {
ur_string_map_free(&arg.users);
}
}
}
static void cli_print_configuration(struct cli_session *cs) {
if (cs) {
myprintf(cs, "\n");
cli_print_flag(cs, turn_params.verbose, "verbose", 0);
cli_print_flag(cs, turn_params.turn_daemon, "daemon process", 0);
cli_print_flag(cs, turn_params.stale_nonce, "stale-nonce", 1);
cli_print_flag(cs, turn_params.stun_only, "stun-only", 1);
cli_print_flag(cs, turn_params.no_stun, "no-stun", 1);
cli_print_flag(cs, turn_params.secure_stun, "secure-stun", 1);
cli_print_flag(cs, turn_params.do_not_use_config_file, "do-not-use-config-file", 0);
cli_print_flag(cs, turn_params.rfc5780, "RFC5780 support", 0);
cli_print_uint(cs, (unsigned int)turn_params.net_engine_version, "net engine version", 0);
cli_print_str(cs, turn_params.net_engine_version_txt[(int)turn_params.net_engine_version], "net engine", 0);
cli_print_flag(cs, turn_params.fingerprint, "enforce fingerprints", 0);
cli_print_flag(cs, turn_params.mobility, "mobility", 1);
cli_print_flag(cs, turn_params.udp_self_balance, "udp-self-balance", 0);
cli_print_str(cs, turn_params.pidfile, "pidfile", 0);
#if defined(WINDOWS)
// TODO: implement it!!!
#else
cli_print_uint(cs, (unsigned long)getuid(), "process user ID", 0);
cli_print_uint(cs, (unsigned long)getgid(), "process group ID", 0);
#endif
{
char wd[1025];
if (getcwd(wd, sizeof(wd) - 1)) {
cli_print_str(cs, wd, "process dir", 0);
}
}
myprintf(cs, "\n");
if (turn_params.cipher_list[0]) {
cli_print_str(cs, turn_params.cipher_list, "cipher-list", 0);
} else {
cli_print_str(cs, DEFAULT_CIPHER_LIST, "cipher-list", 0);
}
cli_print_str(cs, turn_params.ec_curve_name, "ec-curve-name", 0);
{
if (turn_params.dh_key_size == DH_CUSTOM) {
cli_print_str(cs, turn_params.dh_file, "dh-file", 0);
} else {
unsigned int dh_key_length = 1066;
if (turn_params.dh_key_size == DH_566) {
dh_key_length = 566;
} else if (turn_params.dh_key_size == DH_2066) {
dh_key_length = 2066;
}
cli_print_uint(cs, (unsigned long)dh_key_length, "DH-key-length", 0);
}
}
cli_print_str(cs, turn_params.ca_cert_file, "Certificate Authority file", 0);
cli_print_str(cs, turn_params.cert_file, "Certificate file", 0);
cli_print_str(cs, turn_params.pkey_file, "Private Key file", 0);
cli_print_str_array(cs, turn_params.listener.addrs, turn_params.listener.addrs_number, "Listener addr", 0);
if (turn_params.listener_ifname[0]) {
cli_print_str(cs, turn_params.listener_ifname, "listener-ifname", 0);
}
cli_print_flag(cs, turn_params.no_udp, "no-udp", 0);
cli_print_flag(cs, turn_params.no_tcp, "no-tcp", 0);
cli_print_flag(cs, turn_params.no_dtls, "no-dtls", 0);
cli_print_flag(cs, turn_params.no_tls, "no-tls", 0);
cli_print_flag(cs, (!turn_params.no_tlsv1 && !turn_params.no_tls), "TLSv1.0", 0);
cli_print_flag(cs, (!turn_params.no_tlsv1_1 && !turn_params.no_tls), "TLSv1.1", 0);
cli_print_flag(cs, (!turn_params.no_tlsv1_2 && !turn_params.no_tls), "TLSv1.2", 0);
cli_print_uint(cs, (unsigned long)turn_params.listener_port, "listener-port", 0);
cli_print_uint(cs, (unsigned long)turn_params.tls_listener_port, "tls-listener-port", 0);
cli_print_uint(cs, (unsigned long)turn_params.alt_listener_port, "alt-listener-port", 0);
cli_print_uint(cs, (unsigned long)turn_params.alt_tls_listener_port, "alt-tls-listener-port", 0);
cli_print_addr(cs, turn_params.external_ip, 0, "External public IP", 0);
myprintf(cs, "\n");
cli_print_addr_list(cs, &turn_params.aux_servers_list, 1, "Aux server", 0);
cli_print_addr_list(cs, &turn_params.alternate_servers_list, 1, "Alternate server", 0);
cli_print_addr_list(cs, &turn_params.tls_alternate_servers_list, 1, "TLS alternate server", 0);
myprintf(cs, "\n");
cli_print_str_array(cs, turn_params.relay_addrs, turn_params.relays_number, "Relay addr", 0);
if (turn_params.relay_ifname[0]) {
cli_print_str(cs, turn_params.relay_ifname, "relay-ifname", 0);
}
cli_print_flag(cs, turn_params.server_relay, "server-relay", 0);
cli_print_flag(cs, turn_params.no_udp_relay, "no-udp-relay", 1);
cli_print_flag(cs, turn_params.no_tcp_relay, "no-tcp-relay", 1);
cli_print_uint(cs, (unsigned long)turn_params.min_port, "min-port", 0);
cli_print_uint(cs, (unsigned long)turn_params.max_port, "max-port", 0);
cli_print_ip_range_list(cs, &turn_params.ip_whitelist, "Whitelist IP (static)", 0);
{
ip_range_list_t *l = get_ip_list("allowed");
cli_print_ip_range_list(cs, l, "Whitelist IP (dynamic)", 0);
ip_list_free(l);
}
cli_print_ip_range_list(cs, &turn_params.ip_blacklist, "Blacklist IP (static)", 0);
{
ip_range_list_t *l = get_ip_list("denied");
cli_print_ip_range_list(cs, l, "Blacklist IP (dynamic)", 0);
ip_list_free(l);
}
cli_print_flag(cs, turn_params.no_multicast_peers, "no-multicast-peers", 1);
cli_print_flag(cs, turn_params.allow_loopback_peers, "allow-loopback-peers", 1);
myprintf(cs, "\n");
if (turn_params.default_users_db.persistent_users_db.userdb[0]) {
cli_print_str(cs, userdb_type_to_string(turn_params.default_users_db.userdb_type), "DB type", 0);
cli_print_str(cs, turn_params.default_users_db.persistent_users_db.userdb, "DB", 0);
} else {
cli_print_str(cs, "none", "DB type", 0);
cli_print_str(cs, "none", "DB", 0);
}
#if !defined(TURN_NO_HIREDIS)
if (turn_params.use_redis_statsdb && turn_params.redis_statsdb.connection_string[0]) {
cli_print_str(cs, turn_params.redis_statsdb.connection_string, "Redis Statistics DB", 0);
}
#endif
myprintf(cs, "\n");
{
char *rn = get_realm(NULL)->options.name;
if (rn[0]) {
cli_print_str(cs, rn, "Default realm", 0);
}
}
if (cs->realm[0]) {
cli_print_str(cs, cs->realm, "CLI session realm", 0);
} else {
cli_print_str(cs, get_realm(NULL)->options.name, "CLI session realm", 0);
}
if (cs->origin[0]) {
cli_print_str(cs, cs->origin, "CLI session origin", 0);
}
if (turn_params.ct == TURN_CREDENTIALS_LONG_TERM) {
cli_print_flag(cs, 1, "Long-term authorization mechanism", 0);
} else {
cli_print_flag(cs, 1, "Anonymous credentials", 0);
}
cli_print_flag(cs, turn_params.use_auth_secret_with_timestamp, "TURN REST API support", 0);
if (turn_params.use_auth_secret_with_timestamp && turn_params.rest_api_separator) {
cli_print_uint(cs, turn_params.rest_api_separator, "TURN REST API separator ASCII number", 0);
}
myprintf(cs, "\n");
cli_print_uint(cs, (unsigned long)cs->rp->status.total_current_allocs, "total-current-allocs", 0);
myprintf(cs, "\n");
cli_print_uint(cs, (unsigned long)turn_params.total_quota, "Default total-quota", 2);
cli_print_uint(cs, (unsigned long)turn_params.user_quota, "Default user-quota", 2);
cli_print_uint(cs, (unsigned long)get_bps_capacity(), "Total server bps-capacity", 2);
cli_print_uint(cs, (unsigned long)get_bps_capacity_allocated(), "Allocated bps-capacity", 0);
cli_print_uint(cs, (unsigned long)get_max_bps(), "Default max-bps", 2);
myprintf(cs, "\n");
cli_print_uint(cs, (unsigned long)cs->rp->options.perf_options.total_quota, "current realm total-quota", 0);
cli_print_uint(cs, (unsigned long)cs->rp->options.perf_options.user_quota, "current realm user-quota", 0);
cli_print_uint(cs, (unsigned long)cs->rp->options.perf_options.max_bps, "current realm max-bps", 0);
myprintf(cs, "\n");
cli_print_uint(cs, (unsigned long)cli_max_output_sessions, "cli-max-output-sessions", 2);
{
myprintf(cs, "\n");
const char *str = " (Note 1: parameters with (*) are toggleable)";
myprintf(cs, "%s\n", str);
myprintf(cs, "\n");
str = " (Note 2: parameters with (**) are changeable)";
myprintf(cs, "%s\n", str);
myprintf(cs, "\n");
}
}
}
static void close_cli_session(struct cli_session *cs);
static int run_cli_output(struct cli_session *cs, const char *buf, unsigned int len) {
if (cs && buf && len) {
if (bufferevent_write(cs->bev, buf, len) < 0) {
return -1;
}
return 0;
}
return -1;
}
static void close_cli_session(struct cli_session *cs) {
if (cs) {
addr_debug_print(adminserver.verbose, &(cs->addr), "CLI session disconnected from");
if (cs->ts) {
telnet_free(cs->ts);
cs->ts = NULL;
}
BUFFEREVENT_FREE(cs->bev);
if (cs->fd >= 0) {
socket_closesocket(cs->fd);
cs->fd = -1;
}
free(cs);
}
}
static void type_cli_cursor(struct cli_session *cs) {
if (cs && (cs->bev)) {
myprintf(cs, "%s", CLI_CURSOR);
}
}
static void cli_add_alternate_server(struct cli_session *cs, const char *pn) {
if (cs && cs->ts && pn && *pn) {
add_alternate_server(pn);
}
}
static void cli_add_tls_alternate_server(struct cli_session *cs, const char *pn) {
if (cs && cs->ts && pn && *pn) {
add_tls_alternate_server(pn);
}
}
static void cli_del_alternate_server(struct cli_session *cs, const char *pn) {
if (cs && cs->ts && pn && *pn) {
del_alternate_server(pn);
}
}
static void cli_del_tls_alternate_server(struct cli_session *cs, const char *pn) {
if (cs && cs->ts && pn && *pn) {
del_tls_alternate_server(pn);
}
}
static int run_cli_input(struct cli_session *cs, const char *buf0, unsigned int len) {
int ret = 0;
if (cs && buf0 && cs->ts && cs->bev) {
char *buf = (char *)malloc(len + 1);
memcpy(buf, buf0, len);
buf[len] = 0;
char *cmd = buf;
while ((cmd[0] == ' ') || (cmd[0] == '\t')) {
++cmd;
}
size_t sl = strlen(cmd);
while (sl) {
char c = cmd[sl - 1];
if ((c == 10) || (c == 13)) {
cmd[sl - 1] = 0;
--sl;
} else {
break;
}
}
if (sl) {
cs->cmds += 1;
if (cli_password[0] && !(cs->auth_completed)) {
if (check_password(cmd, cli_password)) {
if (cs->cmds >= CLI_PASSWORD_TRY_NUMBER) {
addr_debug_print(1, &(cs->addr), "CLI authentication error");
TURN_LOG_FUNC(TURN_LOG_LEVEL_ERROR, "CLI authentication error\n");
close_cli_session(cs);
} else {
const char *ipwd = "Enter password: ";
myprintf(cs, "%s\n", ipwd);
}
} else {
cs->auth_completed = 1;
addr_debug_print(1, &(cs->addr), "CLI authentication success");
type_cli_cursor(cs);
}
} else if ((strcmp(cmd, "bye") == 0) || (strcmp(cmd, "quit") == 0) || (strcmp(cmd, "exit") == 0) ||
(strcmp(cmd, "q") == 0)) {
const char *str = "Bye !";
myprintf(cs, "%s\n", str);
close_cli_session(cs);
ret = -1;
} else if ((strcmp(cmd, "halt") == 0) || (strcmp(cmd, "shutdown") == 0) || (strcmp(cmd, "stop") == 0)) {
addr_debug_print(1, &(cs->addr), "Shutdown command received from CLI user");
const char *str = "TURN server is shutting down";
myprintf(cs, "%s\n", str);
close_cli_session(cs);
turn_params.stop_turn_server = 1;
sleep(10);
exit(0);
} else if ((strcmp(cmd, "?") == 0) || (strcmp(cmd, "h") == 0) || (strcmp(cmd, "help") == 0)) {
print_str_array(cs, CLI_GREETING_STR);
print_str_array(cs, CLI_HELP_STR);
type_cli_cursor(cs);
} else if (strcmp(cmd, "pc") == 0) {
cli_print_configuration(cs);
type_cli_cursor(cs);
} else if (strstr(cmd, "tc ") == cmd) {
toggle_cli_param(cs, cmd + 3);
} else if (strstr(cmd, "sr ") == cmd) {