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8c15f4bf23
coturn/src/apps/relay/userdb.c
Gregor Jasny 8c15f4bf23
Fix warnings (#1046) 
Clang emitted some easy to fix warnings.
2022-10-25 09:28:46 -07:00

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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 <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <time.h>
#include <pthread.h>
#include <sys/resource.h>
#include <event2/bufferevent.h>
#include "userdb.h"
#include "dbdrivers/dbdriver.h"
#include "mainrelay.h"
#include "ns_turn_utils.h"
#include "ns_turn_server.h"
#include "ns_turn_maps.h"
#include "apputils.h"
//////////// REALM //////////////
static realm_params_t *default_realm_params_ptr = NULL;
static ur_string_map *realms = NULL;
static turn_mutex o_to_realm_mutex;
static ur_string_map *o_to_realm = NULL;
static secrets_list_t realms_list;
void lock_realms(void) {
ur_string_map_lock(realms);
}
void unlock_realms(void) {
ur_string_map_unlock(realms);
}
void update_o_to_realm(ur_string_map * o_to_realm_new) {
TURN_MUTEX_LOCK(&o_to_realm_mutex);
ur_string_map_free(&o_to_realm);
o_to_realm = o_to_realm_new;
TURN_MUTEX_UNLOCK(&o_to_realm_mutex);
}
void create_default_realm(void)
{
if(default_realm_params_ptr) {
return;
}
static realm_params_t _default_realm_params =
{
1,
{
"\0", /* name */
{0,0,0}
},
{0,NULL}
};
/* init everything: */
TURN_MUTEX_INIT_RECURSIVE(&o_to_realm_mutex);
init_secrets_list(&realms_list);
o_to_realm = ur_string_map_create(free);
default_realm_params_ptr = &_default_realm_params;
realms = ur_string_map_create(NULL);
lock_realms();
default_realm_params_ptr->status.alloc_counters = ur_string_map_create(NULL);
unlock_realms();
}
void get_default_realm_options(realm_options_t* ro)
{
if(ro) {
lock_realms();
memcpy(ro,&(default_realm_params_ptr->options),sizeof(realm_options_t));
unlock_realms();
}
}
void set_default_realm_name(char *realm) {
lock_realms();
ur_string_map_value_type value = (ur_string_map_value_type)default_realm_params_ptr;
STRCPY(default_realm_params_ptr->options.name,realm);
ur_string_map_put(realms, (ur_string_map_key_type)default_realm_params_ptr->options.name, value);
add_to_secrets_list(&realms_list, realm);
unlock_realms();
}
realm_params_t* get_realm(char* name)
{
if(name && name[0]) {
lock_realms();
ur_string_map_value_type value = 0;
ur_string_map_key_type key = (ur_string_map_key_type)name;
if (ur_string_map_get(realms, key, &value)) {
unlock_realms();
return (realm_params_t*)value;
} else {
realm_params_t *ret = (realm_params_t*)malloc(sizeof(realm_params_t));
memcpy(ret,default_realm_params_ptr,sizeof(realm_params_t));
STRCPY(ret->options.name,name);
value = (ur_string_map_value_type)ret;
ur_string_map_put(realms, key, value);
ret->status.alloc_counters = ur_string_map_create(NULL);
add_to_secrets_list(&realms_list, name);
unlock_realms();
return ret;
}
}
return default_realm_params_ptr;
}
int get_realm_data(char* name, realm_params_t* rp)
{
lock_realms();
memcpy(rp,get_realm(name),sizeof(realm_params_t));
unlock_realms();
return 0;
}
int get_realm_options_by_origin(char *origin, realm_options_t* ro)
{
ur_string_map_value_type value = 0;
TURN_MUTEX_LOCK(&o_to_realm_mutex);
if (ur_string_map_get(o_to_realm, (ur_string_map_key_type) origin, &value) && value) {
char *realm = strdup((char*)value);
TURN_MUTEX_UNLOCK(&o_to_realm_mutex);
realm_params_t rp;
get_realm_data(realm, &rp);
memcpy(ro,&(rp.options),sizeof(realm_options_t));
free(realm);
return 1;
} else {
TURN_MUTEX_UNLOCK(&o_to_realm_mutex);
get_default_realm_options(ro);
return 0;
}
}
void get_realm_options_by_name(char *realm, realm_options_t* ro)
{
realm_params_t rp;
get_realm_data(realm, &rp);
memcpy(ro,&(rp.options),sizeof(realm_options_t));
}
int change_total_quota(char *realm, int value)
{
int ret = value;
lock_realms();
realm_params_t* rp = get_realm(realm);
rp->options.perf_options.total_quota = value;
unlock_realms();
return ret;
}
int change_user_quota(char *realm, int value)
{
int ret = value;
lock_realms();
realm_params_t* rp = get_realm(realm);
rp->options.perf_options.user_quota = value;
unlock_realms();
return ret;
}
static void must_set_admin_realm(void *realm0)
{
char* realm = (char*)realm0;
if(!realm || !realm[0]) {
fprintf(stderr, "The operation cannot be completed: the realm must be set.\n");
exit(-1);
}
}
static void must_set_admin_user(void *user0)
{
char* user = (char*)user0;
if(!user || !user[0]) {
fprintf(stderr, "The operation cannot be completed: the user must be set.\n");
exit(-1);
}
}
static void must_set_admin_pwd(void *pwd0)
{
char* pwd = (char*)pwd0;
if(!pwd || !pwd[0]) {
fprintf(stderr, "The operation cannot be completed: the password must be set.\n");
exit(-1);
}
}
static void must_set_admin_origin(void *origin0)
{
char* origin = (char*)origin0;
if(!origin || !origin[0]) {
fprintf(stderr, "The operation cannot be completed: the origin must be set.\n");
exit(-1);
}
}
/////////// SHARED SECRETS /////////////////
void init_secrets_list(secrets_list_t *sl)
{
if(sl) {
memset(sl,0,sizeof(secrets_list_t));
}
}
void clean_secrets_list(secrets_list_t *sl)
{
if(sl) {
if(sl->secrets) {
size_t i = 0;
for(i = 0;i<sl->sz;++i) {
if(sl->secrets[i]) {
free(sl->secrets[i]);
}
}
free(sl->secrets);
sl->secrets = NULL;
sl->sz = 0;
}
}
}
size_t get_secrets_list_size(secrets_list_t *sl)
{
if(sl && sl->secrets) {
return sl->sz;
}
return 0;
}
const char* get_secrets_list_elem(secrets_list_t *sl, size_t i)
{
if(get_secrets_list_size(sl)>i) {
return sl->secrets[i];
}
return NULL;
}
void add_to_secrets_list(secrets_list_t *sl, const char* elem)
{
if(sl && elem) {
sl->secrets = (char**)realloc(sl->secrets,(sizeof(char*)*(sl->sz+1)));
sl->secrets[sl->sz] = strdup(elem);
sl->sz += 1;
}
}
////////////////////////////////////////////
static int get_auth_secrets(secrets_list_t *sl, uint8_t *realm)
{
int ret = -1;
const turn_dbdriver_t * dbd = get_dbdriver();
clean_secrets_list(sl);
if(get_secrets_list_size(&turn_params.default_users_db.ram_db.static_auth_secrets)) {
size_t i = 0;
for(i=0;i<get_secrets_list_size(&turn_params.default_users_db.ram_db.static_auth_secrets);++i) {
add_to_secrets_list(sl,get_secrets_list_elem(&turn_params.default_users_db.ram_db.static_auth_secrets,i));
}
ret=0;
}
if (dbd && dbd->get_auth_secrets) {
ret = (*dbd->get_auth_secrets)(sl, realm);
}
return ret;
}
/*
* Timestamp retrieval
*/
static turn_time_t get_rest_api_timestamp(char *usname)
{
turn_time_t ts = 0;
int ts_set = 0;
char *col = strchr(usname,turn_params.rest_api_separator);
if(col) {
if(col == usname) {
usname +=1;
} else {
char *ptr = usname;
int found_non_figure = 0;
while(ptr < col) {
if(!(ptr[0]>='0' && ptr[0]<='9')) {
found_non_figure=1;
break;
}
++ptr;
}
if(found_non_figure) {
ts = (turn_time_t)atol(col+1);
ts_set = 1;
} else {
*col=0;
ts = (turn_time_t)atol(usname);
ts_set = 1;
*col=turn_params.rest_api_separator;
}
}
}
if(!ts_set) {
ts = (turn_time_t)atol(usname);
}
return ts;
}
static char *get_real_username(char *usname)
{
if(usname[0] && turn_params.use_auth_secret_with_timestamp) {
char *col=strchr(usname,turn_params.rest_api_separator);
if(col) {
if(col == usname) {
usname +=1;
} else {
char *ptr = usname;
int found_non_figure = 0;
while(ptr < col) {
if(!(ptr[0]>='0' && ptr[0]<='9')) {
found_non_figure=1;
break;
}
++ptr;
}
if(!found_non_figure) {
usname = col+1;
} else {
*col=0;
usname = strdup(usname);
*col=turn_params.rest_api_separator;
return usname;
}
}
}
}
return strdup(usname);
}
/*
* Password retrieval
*/
int get_user_key(int in_oauth, int *out_oauth, int *max_session_time, uint8_t *usname, uint8_t *realm, hmackey_t key, ioa_network_buffer_handle nbh)
{
int ret = -1;
if(max_session_time)
*max_session_time = 0;
if(in_oauth && out_oauth && usname && usname[0]) {
stun_attr_ref sar = stun_attr_get_first_by_type_str(ioa_network_buffer_data(nbh),
ioa_network_buffer_get_size(nbh),
STUN_ATTRIBUTE_OAUTH_ACCESS_TOKEN);
if(sar) {
int len = stun_attr_get_len(sar);
const uint8_t *value = stun_attr_get_value(sar);
*out_oauth = 1;
if(len>0 && value) {
const turn_dbdriver_t * dbd = get_dbdriver();
if (dbd && dbd->get_oauth_key) {
oauth_key_data_raw rawKey;
memset(&rawKey,0,sizeof(rawKey));
int gres = (*(dbd->get_oauth_key))(usname,&rawKey);
if(gres<0)
return ret;
if(!rawKey.kid[0])
return ret;
if(rawKey.lifetime) {
if(!turn_time_before(turn_time(),(turn_time_t)(rawKey.timestamp + rawKey.lifetime+OAUTH_TIME_DELTA))) {
return ret;
}
}
oauth_key_data okd;
memset(&okd,0,sizeof(okd));
convert_oauth_key_data_raw(&rawKey, &okd);
char err_msg[1025] = "\0";
size_t err_msg_size = sizeof(err_msg) - 1;
oauth_key okey;
memset(&okey, 0, sizeof(okey));
if (convert_oauth_key_data(&okd, &okey, err_msg, err_msg_size) < 0) {
TURN_LOG_FUNC(TURN_LOG_LEVEL_ERROR, "%s\n", err_msg);
return -1;
}
oauth_token dot;
memset((&dot), 0, sizeof(dot));
encoded_oauth_token etoken;
memset(&etoken, 0, sizeof(etoken));
if((size_t)len > sizeof(etoken.token)) {
TURN_LOG_FUNC(TURN_LOG_LEVEL_ERROR, "Encoded oAuth token is too large\n");
return -1;
}
memcpy(etoken.token,value,(size_t)len);
etoken.size = (size_t)len;
const char* server_name = (char*)turn_params.oauth_server_name;
if(!(server_name && server_name[0])) {
server_name = (char*)realm;
if(!(server_name && server_name[0])) {
TURN_LOG_FUNC(TURN_LOG_LEVEL_ERROR, "Cannot determine oAuth server name");
return -1;
}
}
if (decode_oauth_token((const uint8_t *) server_name, &etoken,&okey, &dot) < 0) {
TURN_LOG_FUNC(TURN_LOG_LEVEL_ERROR, "Cannot decode oauth token\n");
return -1;
}
switch(dot.enc_block.key_length) {
case SHA1SIZEBYTES:
break;
case SHA256SIZEBYTES:
case SHA384SIZEBYTES:
case SHA512SIZEBYTES:
default:
TURN_LOG_FUNC(TURN_LOG_LEVEL_ERROR, "Wrong size of the MAC key in oAuth token(3): %d\n",(int)dot.enc_block.key_length);
return -1;
};
password_t pwdtmp;
if(stun_check_message_integrity_by_key_str(TURN_CREDENTIALS_LONG_TERM,
ioa_network_buffer_data(nbh),
ioa_network_buffer_get_size(nbh),
dot.enc_block.mac_key,
pwdtmp,
SHATYPE_DEFAULT)>0) {
turn_time_t lifetime = (turn_time_t)(dot.enc_block.lifetime);
if(lifetime) {
turn_time_t ts = (turn_time_t)(dot.enc_block.timestamp >> 16);
turn_time_t to = ts + lifetime + OAUTH_TIME_DELTA;
turn_time_t ct = turn_time();
if(!turn_time_before(ct,to)) {
TURN_LOG_FUNC(TURN_LOG_LEVEL_ERROR, "oAuth token is too old\n");
return -1;
}
if(max_session_time) {
*max_session_time = to - ct;
}
}
memcpy(key,dot.enc_block.mac_key,dot.enc_block.key_length);
if(rawKey.realm[0]) {
memcpy(realm,rawKey.realm,sizeof(rawKey.realm));
}
ret = 0;
}
}
}
}
}
if(out_oauth && *out_oauth) {
return ret;
}
if(turn_params.use_auth_secret_with_timestamp) {
turn_time_t ctime = (turn_time_t) time(NULL);
turn_time_t ts = 0;
secrets_list_t sl;
size_t sll = 0;
init_secrets_list(&sl);
if(get_auth_secrets(&sl, realm)<0)
return ret;
ts = get_rest_api_timestamp((char*)usname);
if(!turn_time_before(ts, ctime)) {
uint8_t hmac[MAXSHASIZE];
unsigned int hmac_len;
password_t pwdtmp;
hmac[0] = 0;
stun_attr_ref sar = stun_attr_get_first_by_type_str(ioa_network_buffer_data(nbh),
ioa_network_buffer_get_size(nbh),
STUN_ATTRIBUTE_MESSAGE_INTEGRITY);
if (!sar)
return -1;
int sarlen = stun_attr_get_len(sar);
switch(sarlen) {
case SHA1SIZEBYTES:
hmac_len = SHA1SIZEBYTES;
break;
case SHA256SIZEBYTES:
case SHA384SIZEBYTES:
case SHA512SIZEBYTES:
default:
return -1;
};
for(sll=0;sll<get_secrets_list_size(&sl);++sll) {
const char* secret = get_secrets_list_elem(&sl,sll);
if(secret) {
if(stun_calculate_hmac(usname, strlen((char*)usname), (const uint8_t*)secret, strlen(secret), hmac, &hmac_len, SHATYPE_DEFAULT)>=0) {
size_t pwd_length = 0;
char *pwd = base64_encode(hmac,hmac_len,&pwd_length);
if(pwd) {
if(pwd_length<1) {
free(pwd);
} else {
if(stun_produce_integrity_key_str((uint8_t*)usname, realm, (uint8_t*)pwd, key, SHATYPE_DEFAULT)>=0) {
if(stun_check_message_integrity_by_key_str(TURN_CREDENTIALS_LONG_TERM,
ioa_network_buffer_data(nbh),
ioa_network_buffer_get_size(nbh),
key,
pwdtmp,
SHATYPE_DEFAULT)>0) {
ret = 0;
}
}
free(pwd);
if(ret==0)
break;
}
}
}
}
}
}
clean_secrets_list(&sl);
return ret;
}
ur_string_map_value_type ukey = NULL;
ur_string_map_lock(turn_params.default_users_db.ram_db.static_accounts);
if(ur_string_map_get(turn_params.default_users_db.ram_db.static_accounts, (ur_string_map_key_type)usname, &ukey)) {
ret = 0;
}
ur_string_map_unlock(turn_params.default_users_db.ram_db.static_accounts);
if(ret==0) {
size_t sz = get_hmackey_size(SHATYPE_DEFAULT);
memcpy(key,ukey,sz);
return 0;
}
const turn_dbdriver_t * dbd = get_dbdriver();
if (dbd && dbd->get_user_key) {
ret = (*(dbd->get_user_key))(usname, realm, key);
}
return ret;
}
uint8_t *start_user_check(turnserver_id id, turn_credential_type ct, int in_oauth, int *out_oauth, uint8_t *usname, uint8_t *realm, get_username_resume_cb resume, ioa_net_data *in_buffer, uint64_t ctxkey, int *postpone_reply)
{
*postpone_reply = 1;
struct auth_message am;
memset(&am, 0, sizeof(struct auth_message));
am.id = id;
am.ct = ct;
am.in_oauth = in_oauth;
am.out_oauth = *out_oauth;
STRCPY(am.username,usname);
STRCPY(am.realm,realm);
am.resume_func = resume;
memcpy(&(am.in_buffer),in_buffer,sizeof(ioa_net_data));
in_buffer->nbh = NULL;
am.ctxkey = ctxkey;
send_auth_message_to_auth_server(&am);
return NULL;
}
int check_new_allocation_quota(uint8_t *user, int oauth, uint8_t *realm)
{
int ret = 0;
if (user || oauth) {
uint8_t *username = oauth ? (uint8_t*)strdup("") : (uint8_t*)get_real_username((char*)user);
realm_params_t *rp = get_realm((char*)realm);
ur_string_map_lock(rp->status.alloc_counters);
if (rp->options.perf_options.total_quota && (rp->status.total_current_allocs >= rp->options.perf_options.total_quota)) {
ret = -1;
} else if(username[0]){
ur_string_map_value_type value = 0;
if (!ur_string_map_get(rp->status.alloc_counters, (ur_string_map_key_type) username, &value)) {
value = (ur_string_map_value_type) 1;
ur_string_map_put(rp->status.alloc_counters, (ur_string_map_key_type) username, value);
++(rp->status.total_current_allocs);
} else {
if ((rp->options.perf_options.user_quota) && ((size_t) value >= (size_t)(rp->options.perf_options.user_quota))) {
ret = -1;
} else {
value = (ur_string_map_value_type)(((size_t)value) + 1);
ur_string_map_put(rp->status.alloc_counters, (ur_string_map_key_type) username, value);
++(rp->status.total_current_allocs);
}
}
} else {
++(rp->status.total_current_allocs);
}
free(username);
ur_string_map_unlock(rp->status.alloc_counters);
}
return ret;
}
void release_allocation_quota(uint8_t *user, int oauth, uint8_t *realm)
{
if (user) {
uint8_t *username = oauth ? (uint8_t*)strdup("") : (uint8_t*)get_real_username((char*)user);
realm_params_t *rp = get_realm((char*)realm);
ur_string_map_lock(rp->status.alloc_counters);
if(username[0]) {
ur_string_map_value_type value = 0;
ur_string_map_get(rp->status.alloc_counters, (ur_string_map_key_type) username, &value);
if (value) {
value = (ur_string_map_value_type)(((size_t)value) - 1);
if (value == 0) {
ur_string_map_del(rp->status.alloc_counters, (ur_string_map_key_type) username);
} else {
ur_string_map_put(rp->status.alloc_counters, (ur_string_map_key_type) username, value);
}
}
}
if (rp->status.total_current_allocs)
--(rp->status.total_current_allocs);
ur_string_map_unlock(rp->status.alloc_counters);
free(username);
}
}
//////////////////////////////////
int add_static_user_account(char *user)
{
/* Realm is either default or empty for users taken from file or command-line */
if(user && !turn_params.use_auth_secret_with_timestamp) {
char *s = strstr(user, ":");
if(!s || (s==user) || (strlen(s)<2)) {
TURN_LOG_FUNC(TURN_LOG_LEVEL_ERROR, "Wrong user account: %s\n",user);
} else {
size_t ulen = s-user;
char *usname = (char*)calloc(ulen+1, sizeof(char));
strncpy(usname,user,ulen);
usname[ulen]=0;
if(SASLprep((uint8_t*)usname)<0) {
TURN_LOG_FUNC(TURN_LOG_LEVEL_ERROR, "Wrong user name: %s\n",user);
free(usname);
return -1;
}
s = skip_blanks(s+1);
hmackey_t *key = (hmackey_t*)malloc(sizeof(hmackey_t));
if(strstr(s,"0x")==s) {
char *keysource = s + 2;
size_t sz = get_hmackey_size(SHATYPE_DEFAULT);
if(strlen(keysource)<sz*2) {
TURN_LOG_FUNC(TURN_LOG_LEVEL_ERROR, "Wrong key format: %s\n",s);
} if(convert_string_key_to_binary(keysource, *key, sz)<0) {
TURN_LOG_FUNC(TURN_LOG_LEVEL_ERROR, "Wrong key: %s\n",s);
free(usname);
free(key);
return -1;
}
} else {
//this is only for default realm
stun_produce_integrity_key_str((uint8_t*)usname, (uint8_t*)get_realm(NULL)->options.name, (uint8_t*)s, *key, SHATYPE_DEFAULT);
}
{
ur_string_map_lock(turn_params.default_users_db.ram_db.static_accounts);
ur_string_map_put(turn_params.default_users_db.ram_db.static_accounts, (ur_string_map_key_type)usname, (ur_string_map_value_type)*key);
ur_string_map_unlock(turn_params.default_users_db.ram_db.static_accounts);
}
turn_params.default_users_db.ram_db.users_number++;
free(usname);
return 0;
}
}
return -1;
}
////////////////// Admin /////////////////////////
static int list_users(uint8_t *realm, int is_admin)
{
const turn_dbdriver_t * dbd = get_dbdriver();
if (dbd) {
if(is_admin) {
if(dbd->list_admin_users) {
(*dbd->list_admin_users)(0);
}
} else {
if(dbd->list_users) {
(*dbd->list_users)(realm,NULL,NULL);
}
}
}
return 0;
}
static int show_secret(uint8_t *realm)
{
const turn_dbdriver_t * dbd = get_dbdriver();
if (dbd && dbd->list_secrets) {
(*dbd->list_secrets)(realm,NULL,NULL);
}
return 0;
}
static int del_secret(uint8_t *secret, uint8_t *realm) {
must_set_admin_realm(realm);
const turn_dbdriver_t * dbd = get_dbdriver();
if (dbd && dbd->del_secret) {
(*dbd->del_secret)(secret, realm);
}
return 0;
}
static int set_secret(uint8_t *secret, uint8_t *realm) {
if(!secret || (secret[0]==0))
return 0;
must_set_admin_realm(realm);
del_secret(secret, realm);
const turn_dbdriver_t * dbd = get_dbdriver();
if (dbd && dbd->set_secret) {
(*dbd->set_secret)(secret, realm);
}
return 0;
}
static int add_origin(uint8_t *origin0, uint8_t *realm)
{
uint8_t origin[STUN_MAX_ORIGIN_SIZE+1];
get_canonic_origin((const char *)origin0, (char *)origin, sizeof(origin)-1);
const turn_dbdriver_t * dbd = get_dbdriver();
if (dbd && dbd->add_origin) {
(*dbd->add_origin)(origin, realm);
}
return 0;
}
static int del_origin(uint8_t *origin0)
{
uint8_t origin[STUN_MAX_ORIGIN_SIZE+1];
get_canonic_origin((const char *)origin0, (char *)origin, sizeof(origin)-1);
const turn_dbdriver_t * dbd = get_dbdriver();
if (dbd && dbd->del_origin) {
(*dbd->del_origin)(origin);
}
return 0;
}
static int list_origins(uint8_t *realm)
{
const turn_dbdriver_t * dbd = get_dbdriver();
if (dbd && dbd->list_origins) {
(*dbd->list_origins)(realm,NULL,NULL);
}
return 0;
}
static int set_realm_option_one(uint8_t *realm, unsigned long value, const char* opt)
{
if(value == (unsigned long)-1)
return 0;
const turn_dbdriver_t * dbd = get_dbdriver();
if (dbd && dbd->set_realm_option_one) {
(*dbd->set_realm_option_one)(realm, value, opt);
}
return 0;
}
static int set_realm_option(uint8_t *realm, perf_options_t *po)
{
set_realm_option_one(realm,(unsigned long)po->max_bps,"max-bps");
set_realm_option_one(realm,(unsigned long)po->user_quota,"user-quota");
set_realm_option_one(realm,(unsigned long)po->total_quota,"total-quota");
return 0;
}
static int list_realm_options(uint8_t *realm)
{
const turn_dbdriver_t * dbd = get_dbdriver();
if (dbd && dbd->list_realm_options) {
(*dbd->list_realm_options)(realm);
}
return 0;
}
int adminuser(uint8_t *user, uint8_t *realm, uint8_t *pwd, uint8_t *secret, uint8_t *origin, TURNADMIN_COMMAND_TYPE ct, perf_options_t *po, int is_admin)
{
hmackey_t key;
char skey[sizeof(hmackey_t) * 2 + 1];
if (ct == TA_LIST_USERS) {
return list_users(realm, is_admin);
}
if (ct == TA_LIST_ORIGINS) {
return list_origins(realm);
}
if (ct == TA_SHOW_SECRET) {
return show_secret(realm);
}
if (ct == TA_SET_SECRET) {
return set_secret(secret, realm);
}
if (ct == TA_DEL_SECRET) {
return del_secret(secret, realm);
}
if (ct == TA_ADD_ORIGIN) {
must_set_admin_origin(origin);
must_set_admin_realm(realm);
return add_origin(origin, realm);
}
if (ct == TA_DEL_ORIGIN) {
must_set_admin_origin(origin);
return del_origin(origin);
}
if (ct == TA_SET_REALM_OPTION) {
must_set_admin_realm(realm);
if (!(po && (po->max_bps != ((band_limit_t) -1) || po->total_quota >= 0 || po->user_quota >= 0))) {
fprintf(stderr, "The operation cannot be completed: a realm option must be set.\n");
exit(-1);
}
return set_realm_option(realm, po);
}
if (ct == TA_LIST_REALM_OPTIONS) {
return list_realm_options(realm);
}
must_set_admin_user(user);
if (ct != TA_DELETE_USER && !is_admin) {
must_set_admin_pwd(pwd);
{
stun_produce_integrity_key_str(user, realm, pwd, key, SHATYPE_DEFAULT);
size_t i = 0;
size_t sz = get_hmackey_size(SHATYPE_DEFAULT);
int maxsz = (int) (sz * 2) + 1;
char *s = skey;
for (i = 0; (i < sz) && (maxsz > 2); i++) {
snprintf(s, (size_t) (sz * 2), "%02x", (unsigned int) key[i]);
maxsz -= 2;
s += 2;
}
skey[sz * 2] = 0;
}
}
const turn_dbdriver_t * dbd = get_dbdriver();
if (ct == TA_PRINT_KEY) {
printf("0x%s\n", skey);
} else if (dbd) {
if(!is_admin)
must_set_admin_realm(realm);
if (ct == TA_DELETE_USER) {
if(is_admin) {
if (dbd->del_admin_user)
(*dbd->del_admin_user)(user);
} else {
if (dbd->del_user)
(*dbd->del_user)(user, realm);
}
} else if (ct == TA_UPDATE_USER) {
if(is_admin) {
must_set_admin_pwd(pwd);
if (dbd->set_admin_user) {
password_t password;
generate_new_enc_password((char*)pwd,(char*)password);
(*dbd->set_admin_user)(user, realm, password);
}
} else {
if (dbd->set_user_key)
(*dbd->set_user_key)(user, realm, skey);
}
}
}
return 0;
}
/////////// PING //////////////
void auth_ping(redis_context_handle rch)
{
const turn_dbdriver_t * dbd = get_dbdriver();
if (dbd && dbd->auth_ping) {
(*dbd->auth_ping)(rch);
}
}
///////////////// TEST /////////////////
#if defined(DB_TEST)
void run_db_test(void)
{
turn_dbdriver_t * dbd = get_dbdriver();
if (dbd) {
printf("DB TEST 1:\n");
dbd->list_oauth_keys();
printf("DB TEST 2:\n");
oauth_key_data_raw key_;
oauth_key_data_raw *key=&key_;
dbd->get_oauth_key((const uint8_t*)"north",key);
printf(" kid=%s, ikm_key=%s, timestamp=%llu, lifetime=%lu, as_rs_alg=%s\n",
key->kid, key->ikm_key, (unsigned long long)key->timestamp, (unsigned long)key->lifetime, key->as_rs_alg);
printf("DB TEST 3:\n");
STRCPY(key->as_rs_alg,"as_rs_alg");
STRCPY(key->ikm_key,"ikm_key");
STRCPY(key->kid,"kid");
key->timestamp = 123;
key->lifetime = 456;
dbd->del_oauth_key((const uint8_t*)"kid");
dbd->set_oauth_key(key);
dbd->list_oauth_keys();
printf("DB TEST 4:\n");
dbd->get_oauth_key((const uint8_t*)"kid",key);
printf(" kid=%s, ikm_key=%s, timestamp=%llu, lifetime=%lu, as_rs_alg=%s\n",
key->kid, key->ikm_key, (unsigned long long)key->timestamp, (unsigned long)key->lifetime, key->as_rs_alg);
printf("DB TEST 5:\n");
dbd->del_oauth_key((const uint8_t*)"kid");
dbd->list_oauth_keys();
printf("DB TEST 6:\n");
dbd->get_oauth_key((const uint8_t*)"north",key);
oauth_key_data oakd;
convert_oauth_key_data_raw(key, &oakd);
printf(" kid=%s, ikm_key=%s, timestamp=%llu, lifetime=%lu, as_rs_alg=%s\n",
oakd.kid, oakd.ikm_key, (unsigned long long)oakd.timestamp, (unsigned long)oakd.lifetime, oakd.as_rs_alg);
oauth_key oak;
char err_msg[1025];
err_msg[0]=0;
if(convert_oauth_key_data(&oakd,&oak,err_msg,sizeof(err_msg)-1)<0) {
printf(" ERROR: %s\n",err_msg);
} else {
printf(" OK!\n");
}
printf("DB TEST END\n");
}
}
#endif
///////////////// WHITE/BLACK IP LISTS ///////////////////
#if !defined(TURN_NO_RWLOCK)
static pthread_rwlock_t* whitelist_rwlock = NULL;
static pthread_rwlock_t* blacklist_rwlock = NULL;
#else
static turn_mutex whitelist_mutex;
static turn_mutex blacklist_mutex;
#endif
static ip_range_list_t* ipwhitelist = NULL;
static ip_range_list_t* ipblacklist = NULL;
void init_dynamic_ip_lists(void)
{
#if !defined(TURN_NO_RWLOCK)
whitelist_rwlock = (pthread_rwlock_t*) malloc(sizeof(pthread_rwlock_t));
pthread_rwlock_init(whitelist_rwlock, NULL);
blacklist_rwlock = (pthread_rwlock_t*) malloc(sizeof(pthread_rwlock_t));
pthread_rwlock_init(blacklist_rwlock, NULL);
#else
turn_mutex_init(&whitelist_mutex);
turn_mutex_init(&blacklist_mutex);
#endif
}
void ioa_lock_whitelist(ioa_engine_handle e)
{
UNUSED_ARG(e);
#if !defined(TURN_NO_RWLOCK)
pthread_rwlock_rdlock(whitelist_rwlock);
#else
turn_mutex_lock(&whitelist_mutex);
#endif
}
void ioa_unlock_whitelist(ioa_engine_handle e)
{
UNUSED_ARG(e);
#if !defined(TURN_NO_RWLOCK)
pthread_rwlock_unlock(whitelist_rwlock);
#else
turn_mutex_unlock(&whitelist_mutex);
#endif
}
static void ioa_wrlock_whitelist(ioa_engine_handle e)
{
UNUSED_ARG(e);
#if !defined(TURN_NO_RWLOCK)
pthread_rwlock_wrlock(whitelist_rwlock);
#else
turn_mutex_lock(&whitelist_mutex);
#endif
}
const ip_range_list_t* ioa_get_whitelist(ioa_engine_handle e)
{
UNUSED_ARG(e);
return ipwhitelist;
}
void ioa_lock_blacklist(ioa_engine_handle e)
{
UNUSED_ARG(e);
#if !defined(TURN_NO_RWLOCK)
pthread_rwlock_rdlock(blacklist_rwlock);
#else
turn_mutex_lock(&blacklist_mutex);
#endif
}
void ioa_unlock_blacklist(ioa_engine_handle e)
{
UNUSED_ARG(e);
#if !defined(TURN_NO_RWLOCK)
pthread_rwlock_unlock(blacklist_rwlock);
#else
turn_mutex_unlock(&blacklist_mutex);
#endif
}
static void ioa_wrlock_blacklist(ioa_engine_handle e)
{
UNUSED_ARG(e);
#if !defined(TURN_NO_RWLOCK)
pthread_rwlock_wrlock(blacklist_rwlock);
#else
turn_mutex_lock(&blacklist_mutex);
#endif
}
const ip_range_list_t* ioa_get_blacklist(ioa_engine_handle e)
{
UNUSED_ARG(e);
return ipblacklist;
}
ip_range_list_t* get_ip_list(const char *kind)
{
ip_range_list_t *ret = (ip_range_list_t*) malloc(sizeof(ip_range_list_t));
memset(ret,0,sizeof(ip_range_list_t));
const turn_dbdriver_t * dbd = get_dbdriver();
if (dbd && dbd->get_ip_list && !turn_params.no_dynamic_ip_list) {
(*dbd->get_ip_list)(kind, ret);
}
return ret;
}
void ip_list_free(ip_range_list_t *l)
{
if(l) {
if(l->rs)
free(l->rs);
free(l);
}
}
void update_white_and_black_lists(void)
{
{
ip_range_list_t *wl = get_ip_list("allowed");
ip_range_list_t *owl = NULL;
ioa_wrlock_whitelist(NULL);
owl = ipwhitelist;
ipwhitelist = wl;
ioa_unlock_whitelist(NULL);
ip_list_free(owl);
}
{
ip_range_list_t *bl = get_ip_list("denied");
ip_range_list_t *obl = NULL;
ioa_wrlock_blacklist(NULL);
obl = ipblacklist;
ipblacklist = bl;
ioa_unlock_blacklist(NULL);
ip_list_free(obl);
}
}
/////////////// add ACL record ///////////////////
int add_ip_list_range(const char * range0, const char * realm, ip_range_list_t * list)
{
char *range = strdup(range0);
char* separator = strchr(range, '-');
if (separator) {
*separator = '\0';
}
ioa_addr min, max;
if (make_ioa_addr((const uint8_t*) range, 0, &min) < 0) {
TURN_LOG_FUNC(TURN_LOG_LEVEL_ERROR, "Wrong address format: %s\n", range);
free(range);
return -1;
}
if (separator) {
if (make_ioa_addr((const uint8_t*) separator + 1, 0, &max) < 0) {
TURN_LOG_FUNC(TURN_LOG_LEVEL_ERROR, "Wrong address format: %s\n", separator + 1);
free(range);
return -1;
}
} else {
// Doesn't have a '-' character in it, so assume that this is a single address
addr_cpy(&max, &min);
}
if (separator)
*separator = '-';
++(list->ranges_number);
list->rs = (ip_range_t*) realloc(list->rs, sizeof(ip_range_t) * list->ranges_number);
STRCPY(list->rs[list->ranges_number - 1].str,range);
if(realm)
STRCPY(list->rs[list->ranges_number - 1].realm,realm);
else
list->rs[list->ranges_number - 1].realm[0]=0;
free(range);
ioa_addr_range_set(&(list->rs[list->ranges_number - 1].enc), &min, &max);
return 0;
}
int check_ip_list_range(const char * range0)
{
char *range = strdup(range0);
char* separator = strchr(range, '-');
if (separator) {
*separator = '\0';
}
ioa_addr min, max;
if (make_ioa_addr((const uint8_t*) range, 0, &min) < 0) {
TURN_LOG_FUNC(TURN_LOG_LEVEL_ERROR, "Wrong address range format: %s\n", range);
free(range);
return -1;
}
if (separator) {
if (make_ioa_addr((const uint8_t*) separator + 1, 0, &max) < 0) {
TURN_LOG_FUNC(TURN_LOG_LEVEL_ERROR, "Wrong address range format: %s\n", separator + 1);
free(range);
return -1;
}
} else {
// Doesn't have a '-' character in it, so assume that this is a single address
addr_cpy(&max, &min);
}
if (separator)
*separator = '-';
free(range);
return 0;
}
/////////// REALM //////////////
void reread_realms(void)
{
{
realm_params_t* defrp = get_realm(NULL);
lock_realms();
defrp->options.perf_options.max_bps = turn_params.max_bps;
defrp->options.perf_options.total_quota = turn_params.total_quota;
defrp->options.perf_options.user_quota = turn_params.user_quota;
unlock_realms();
}
const turn_dbdriver_t * dbd = get_dbdriver();
if (dbd && dbd->reread_realms && !turn_params.no_dynamic_realms) {
(*dbd->reread_realms)(&realms_list);
}
}
///////////////////////////////
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