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fix #211, support security allow/deny publish/play all/ip. 2.0.86

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winlin 2015-01-02 16:02:13 +08:00
parent f8ec7c706d
commit 75f2607685
14 changed files with 348 additions and 4 deletions
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153
trunk/src/app/srs_app_security.cpp Normal file
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/*
The MIT License (MIT)
Copyright (c) 2013-2015 winlin
Permission is hereby granted, free of charge, to any person obtaining a copy of
this software and associated documentation files (the "Software"), to deal in
the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <srs_app_security.hpp>
#include <srs_kernel_error.hpp>
#include <srs_app_config.hpp>
using namespace std;
SrsSecurity::SrsSecurity()
{
}
SrsSecurity::~SrsSecurity()
{
}
int SrsSecurity::check(SrsRtmpConnType type, string ip, SrsRequest* req)
{
int ret = ERROR_SUCCESS;
// allow all if security disabled.
if (!_srs_config->get_security_enabled(req->vhost)) {
return ret;
}
// default to deny all when security enabled.
ret = ERROR_SYSTEM_SECURITY;
// rules to apply
SrsConfDirective* rules = _srs_config->get_security_rules(req->vhost);
if (!rules) {
return ret;
}
// allow if matches allow strategy.
if (allow_check(rules, type, ip, req) == ERROR_SYSTEM_SECURITY_ALLOW) {
ret = ERROR_SUCCESS;
}
// deny if matches deny strategy.
if (deny_check(rules, type, ip, req) == ERROR_SYSTEM_SECURITY_DENY) {
ret = ERROR_SYSTEM_SECURITY_DENY;
}
return ret;
}
int SrsSecurity::allow_check(SrsConfDirective* rules, SrsRtmpConnType type, std::string ip, SrsRequest* req)
{
int ret = ERROR_SUCCESS;
for (int i = 0; i < (int)rules->directives.size(); i++) {
SrsConfDirective* rule = rules->at(i);
if (rule->name != "allow") {
continue;
}
switch (type) {
case SrsRtmpConnPlay:
if (rule->arg0() != "play") {
break;
}
if (rule->arg1() == "all" || rule->arg1() == ip) {
ret = ERROR_SYSTEM_SECURITY_ALLOW;
break;
}
break;
case SrsRtmpConnFMLEPublish:
case SrsRtmpConnFlashPublish:
if (rule->arg0() != "publish") {
break;
}
if (rule->arg1() == "all" || rule->arg1() == ip) {
ret = ERROR_SYSTEM_SECURITY_ALLOW;
break;
}
break;
}
// when matched, donot search more.
if (ret == ERROR_SYSTEM_SECURITY_ALLOW) {
break;
}
}
return ret;
}
int SrsSecurity::deny_check(SrsConfDirective* rules, SrsRtmpConnType type, std::string ip, SrsRequest* req)
{
int ret = ERROR_SUCCESS;
for (int i = 0; i < (int)rules->directives.size(); i++) {
SrsConfDirective* rule = rules->at(i);
if (rule->name != "deny") {
continue;
}
switch (type) {
case SrsRtmpConnPlay:
if (rule->arg0() != "play") {
break;
}
if (rule->arg1() == "all" || rule->arg1() == ip) {
ret = ERROR_SYSTEM_SECURITY_DENY;
break;
}
break;
case SrsRtmpConnFMLEPublish:
case SrsRtmpConnFlashPublish:
if (rule->arg0() != "publish") {
break;
}
if (rule->arg1() == "all" || rule->arg1() == ip) {
ret = ERROR_SYSTEM_SECURITY_DENY;
break;
}
break;
}
// when matched, donot search more.
if (ret == ERROR_SYSTEM_SECURITY_DENY) {
break;
}
}
return ret;
}