diff options
| -rw-r--r-- | service/OneService.cpp | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/service/OneService.cpp b/service/OneService.cpp index 63ee3373..40ffce2f 100644 --- a/service/OneService.cpp +++ b/service/OneService.cpp @@ -475,6 +475,7 @@ public: PhySocket *_localControlSocket6; bool _updateAutoApply; bool _allowTcpFallbackRelay; + bool _allowSecondaryPort; unsigned int _multipathMode; unsigned int _primaryPort; unsigned int _secondaryPort; @@ -722,16 +723,18 @@ public: // This exists because there are buggy NATs out there that fail if more // than one device behind the same NAT tries to use the same internal // private address port number. Buggy NATs are a running theme. - _ports[1] = (_secondaryPort == 0) ? 20000 + ((unsigned int)_node->address() % 45500) : _secondaryPort; - for(int i=0;;++i) { - if (i > 1000) { - _ports[1] = 0; - break; - } else if (++_ports[1] >= 65536) { - _ports[1] = 20000; + if (_allowSecondaryPort) { + _ports[1] = (_secondaryPort == 0) ? 20000 + ((unsigned int)_node->address() % 45500) : _secondaryPort; + for(int i=0;;++i) { + if (i > 1000) { + _ports[1] = 0; + break; + } else if (++_ports[1] >= 65536) { + _ports[1] = 20000; + } + if (_trialBind(_ports[1])) + break; } - if (_trialBind(_ports[1])) - break; } #ifdef ZT_USE_MINIUPNPC @@ -1603,6 +1606,7 @@ public: _primaryPort = (unsigned int)OSUtils::jsonInt(settings["primaryPort"],(uint64_t)_primaryPort) & 0xffff; _allowTcpFallbackRelay = OSUtils::jsonBool(settings["allowTcpFallbackRelay"],true); + _allowSecondaryPort = OSUtils::jsonBool(settings["allowSecondaryPort"],true); _secondaryPort = (unsigned int)OSUtils::jsonInt(settings["secondaryPort"],0); _tertiaryPort = (unsigned int)OSUtils::jsonInt(settings["tertiaryPort"],0); if (_secondaryPort != 0 || _tertiaryPort != 0) { |