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Add network local.conf stuff to save network permission settings and wire it all through via the JSON API. Default route and route management stuff just about done.

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This commit is contained in:
Adam Ierymenko 2016-06-21 16:52:49 -07:00
parent 8ca4f22f1d
commit f765597526
3 changed files with 97 additions and 6 deletions
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44
service/OneService.cpp
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@ -534,7 +534,7 @@ public:
NetworkState() :
tap((EthernetTap *)0)
{
// Default network permission settings: allow management of IPs and routes but only for private and "pseudo-private" IP spaces
// Real defaults are in network 'up' code in network event handler
settings.allowManaged = true;
settings.allowGlobal = false;
settings.allowDefault = false;
@ -1013,6 +1013,31 @@ public:
return true;
}
virtual bool setNetworkSettings(const uint64_t nwid,const NetworkSettings &settings)
{
Mutex::Lock _l(_nets_m);
std::map<uint64_t,NetworkState>::iterator n(_nets.find(nwid));
if (n == _nets.end())
return false;
memcpy(&(n->second.settings),&settings,sizeof(NetworkSettings));
char nlcpath[256];
Utils::snprintf(nlcpath,sizeof(nlcpath),"%s" ZT_PATH_SEPARATOR_S "networks.d" ZT_PATH_SEPARATOR_S "%.16llx.local.conf",_homePath.c_str(),nwid);
FILE *out = fopen(nlcpath,"w");
if (out) {
fprintf(out,"allowManaged=%d\n",(int)n->second.settings.allowManaged);
fprintf(out,"allowGlobal=%d\n",(int)n->second.settings.allowGlobal);
fprintf(out,"allowDefault=%d\n",(int)n->second.settings.allowDefault);
fclose(out);
}
if (n->second.tap)
syncManagedStuff(n->second,true,true);
return true;
}
// Begin private implementation methods
// Checks if a managed IP or route target is allowed
@ -1038,6 +1063,7 @@ public:
// Apply or update managed IPs for a configured network (be sure n.tap exists)
void syncManagedStuff(NetworkState &n,bool syncIps,bool syncRoutes)
{
// assumes _nets_m is locked
if (syncIps) {
std::vector<InetAddress> newManagedIps;
newManagedIps.reserve(n.config.assignedAddressCount);
@ -1384,6 +1410,17 @@ public:
StapFrameHandler,
(void *)this);
*nuptr = (void *)&n;
char nlcpath[256];
Utils::snprintf(nlcpath,sizeof(nlcpath),"%s" ZT_PATH_SEPARATOR_S "networks.d" ZT_PATH_SEPARATOR_S "%.16llx.local.conf",_homePath.c_str(),nwid);
std::string nlcbuf;
if (OSUtils::readFile(nlcpath,nlcbuf)) {
Dictionary<4096> nc;
nc.load(nlcbuf.c_str());
n.settings.allowManaged = nc.getB("allowManaged",true);
n.settings.allowGlobal = nc.getB("allowGlobal",false);
n.settings.allowDefault = nc.getB("allowDefault",false);
}
} catch (std::exception &exc) {
#ifdef __WINDOWS__
FILE *tapFailLog = fopen((_homePath + ZT_PATH_SEPARATOR_S"port_error_log.txt").c_str(),"a");
@ -1425,6 +1462,11 @@ public:
if ((op == ZT_VIRTUAL_NETWORK_CONFIG_OPERATION_DESTROY)&&(winInstanceId.length() > 0))
WindowsEthernetTap::deletePersistentTapDevice(winInstanceId.c_str());
#endif
if (op == ZT_VIRTUAL_NETWORK_CONFIG_OPERATION_DESTROY) {
char nlcpath[256];
Utils::snprintf(nlcpath,sizeof(nlcpath),"%s" ZT_PATH_SEPARATOR_S "networks.d" ZT_PATH_SEPARATOR_S "%.16llx.local.conf",_homePath.c_str(),nwid);
OSUtils::rm(nlcpath);
}
} else {
_nets.erase(nwid);
}