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re-added zto dir with no git info

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This commit is contained in:
Joseph Henry
2016-07-25 18:07:43 -07:00
parent a933232ef2
commit a1fcd50be8
651 changed files with 169053 additions and 0 deletions
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zerotierone/node/NetworkConfig.cpp Normal file
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/*
* ZeroTier One - Network Virtualization Everywhere
* Copyright (C) 2011-2016 ZeroTier, Inc. https://www.zerotier.com/
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdint.h>
#include "NetworkConfig.hpp"
#include "Utils.hpp"
namespace ZeroTier {
#ifdef ZT_SUPPORT_OLD_STYLE_NETCONF
void NetworkConfig::fromDictionary(const char *ds,unsigned int dslen)
{
static const std::string zero("0");
static const std::string one("1");
Dictionary d(ds,dslen);
memset(this,0,sizeof(NetworkConfig));
// NOTE: d.get(name) throws if not found, d.get(name,default) returns default
networkId = Utils::hexStrToU64(d.get(ZT_NETWORKCONFIG_DICT_KEY_NETWORK_ID,"0").c_str());
if (!networkId)
throw std::invalid_argument("configuration contains zero network ID");
timestamp = Utils::hexStrToU64(d.get(ZT_NETWORKCONFIG_DICT_KEY_TIMESTAMP,"0").c_str());
revision = Utils::hexStrToU64(d.get(ZT_NETWORKCONFIG_DICT_KEY_REVISION,"1").c_str()); // older controllers don't send this, so default to 1
issuedTo = Address(d.get(ZT_NETWORKCONFIG_DICT_KEY_ISSUED_TO,"0"));
multicastLimit = Utils::hexStrToUInt(d.get(ZT_NETWORKCONFIG_DICT_KEY_MULTICAST_LIMIT,zero).c_str());
if (multicastLimit == 0) multicastLimit = ZT_MULTICAST_DEFAULT_LIMIT;
flags |= ((Utils::hexStrToUInt(d.get(ZT_NETWORKCONFIG_DICT_KEY_ALLOW_PASSIVE_BRIDGING,zero).c_str()) != 0) ? ZT_NETWORKCONFIG_FLAG_ALLOW_PASSIVE_BRIDGING : 0);
flags |= ((Utils::hexStrToUInt(d.get(ZT_NETWORKCONFIG_DICT_KEY_ENABLE_BROADCAST,one).c_str()) != 0) ? ZT_NETWORKCONFIG_FLAG_ENABLE_BROADCAST : 0);
this->type = (Utils::hexStrToUInt(d.get(ZT_NETWORKCONFIG_DICT_KEY_PRIVATE,one).c_str()) != 0) ? ZT_NETWORK_TYPE_PRIVATE : ZT_NETWORK_TYPE_PUBLIC;
std::string nametmp(d.get(ZT_NETWORKCONFIG_DICT_KEY_NAME,""));
for(unsigned long i=0;((i<ZT_MAX_NETWORK_SHORT_NAME_LENGTH)&&(i<nametmp.length()));++i)
name[i] = (char)nametmp[i];
// we zeroed the entire structure above and _name is ZT_MAX_NETWORK_SHORT_NAME_LENGTH+1, so it will always null-terminate
std::vector<std::string> activeBridgesSplit(Utils::split(d.get(ZT_NETWORKCONFIG_DICT_KEY_ACTIVE_BRIDGES,"").c_str(),",","",""));
for(std::vector<std::string>::const_iterator a(activeBridgesSplit.begin());a!=activeBridgesSplit.end();++a) {
if (a->length() == ZT_ADDRESS_LENGTH_HEX) { // ignore empty or garbage fields
Address tmp(*a);
if (!tmp.isReserved()) {
uint64_t specialist = tmp.toInt();
for(unsigned int i=0;i<specialistCount;++i) {
if ((specialists[i] & 0xffffffffffULL) == specialist) {
specialists[i] |= ZT_NETWORKCONFIG_SPECIALIST_TYPE_ACTIVE_BRIDGE;
specialist = 0;
break;
}
}
if ((specialist)&&(specialistCount < ZT_MAX_NETWORK_SPECIALISTS))
specialists[specialistCount++] = specialist | ZT_NETWORKCONFIG_SPECIALIST_TYPE_ACTIVE_BRIDGE;
}
}
}
std::string ipAddrs(d.get(ZT_NETWORKCONFIG_DICT_KEY_IPV4_STATIC,std::string()));
{
std::string v6s(d.get(ZT_NETWORKCONFIG_DICT_KEY_IPV6_STATIC,std::string()));
if (v6s.length()) {
if (ipAddrs.length())
ipAddrs.push_back(',');
ipAddrs.append(v6s);
}
}
std::vector<std::string> ipAddrsSplit(Utils::split(ipAddrs.c_str(),",","",""));
for(std::vector<std::string>::const_iterator ipstr(ipAddrsSplit.begin());ipstr!=ipAddrsSplit.end();++ipstr) {
InetAddress addr(*ipstr);
switch(addr.ss_family) {
case AF_INET:
if ((!addr.netmaskBits())||(addr.netmaskBits() > 32))
continue;
break;
case AF_INET6:
if ((!addr.netmaskBits())||(addr.netmaskBits() > 128))
continue;
break;
default: // ignore unrecognized address types or junk/empty fields
continue;
}
if (!addr.isNetwork()) {
if ((staticIpCount < ZT_MAX_ZT_ASSIGNED_ADDRESSES)&&(std::find(&(staticIps[0]),&(staticIps[staticIpCount]),addr) == &(staticIps[staticIpCount])))
staticIps[staticIpCount++] = addr;
}
}
std::sort(&(staticIps[0]),&(staticIps[staticIpCount]));
/* Old versions don't support gateways anyway, so ignore this in old netconfs
std::vector<std::string> gatewaysSplit(Utils::split(d.get(ZT_NETWORKCONFIG_DICT_KEY_GATEWAYS,"").c_str(),",","",""));
for(std::vector<std::string>::const_iterator gwstr(gatewaysSplit.begin());gwstr!=gatewaysSplit.end();++gwstr) {
InetAddress gw(*gwstr);
if ((gw)&&(_gatewayCount < ZT_MAX_NETWORK_GATEWAYS)&&(std::find(&(_gateways[0]),&(_gateways[_gatewayCount]),gw) == &(_gateways[_gatewayCount])))
_gateways[_gatewayCount++] = gw;
}
std::sort(&(_gateways[0]),&(_gateways[_gatewayCount]));
*/
std::vector<std::string> relaysSplit(Utils::split(d.get(ZT_NETWORKCONFIG_DICT_KEY_RELAYS,"").c_str(),",","",""));
for(std::vector<std::string>::const_iterator r(relaysSplit.begin());r!=relaysSplit.end();++r) {
if (r->length() >= ZT_ADDRESS_LENGTH_HEX) {
Address zt(r->substr(0,ZT_ADDRESS_LENGTH_HEX).c_str());
InetAddress phy[2];
unsigned int phyCount = 0;
const std::size_t semi(r->find(';'));
if ((semi > ZT_ADDRESS_LENGTH_HEX)&&(semi < (r->length() - 2))) {
std::vector<std::string> phySplit(Utils::split(r->substr(semi+1).c_str(),",","",""));
for(std::vector<std::string>::const_iterator p(phySplit.begin());((p!=phySplit.end())&&(phyCount < 2));++p) {
phy[phyCount] = InetAddress(*p);
if (phy[phyCount])
++phyCount;
else phy[phyCount].zero();
}
}
uint64_t specialist = zt.toInt();
for(unsigned int i=0;i<specialistCount;++i) {
if ((specialists[i] & 0xffffffffffULL) == specialist) {
specialists[i] |= ZT_NETWORKCONFIG_SPECIALIST_TYPE_NETWORK_PREFERRED_RELAY;
specialist = 0;
break;
}
}
if ((specialist)&&(specialistCount < ZT_MAX_NETWORK_SPECIALISTS))
specialists[specialistCount++] = specialist | ZT_NETWORKCONFIG_SPECIALIST_TYPE_NETWORK_PREFERRED_RELAY;
if ((phy[0])&&(pinnedCount < ZT_MAX_NETWORK_PINNED)) {
pinned[pinnedCount].zt = zt;
pinned[pinnedCount].phy = phy[0];
++pinnedCount;
}
if ((phy[1])&&(pinnedCount < ZT_MAX_NETWORK_PINNED)) {
pinned[pinnedCount].zt = zt;
pinned[pinnedCount].phy = phy[0];
++pinnedCount;
}
}
}
std::vector<std::string> ets(Utils::split(d.get(ZT_NETWORKCONFIG_DICT_KEY_ALLOWED_ETHERNET_TYPES,"").c_str(),",","",""));
for(std::vector<std::string>::const_iterator et(ets.begin());et!=ets.end();++et) {
unsigned int et2 = Utils::hexStrToUInt(et->c_str()) & 0xffff;
if ((ruleCount + 1) < ZT_MAX_NETWORK_RULES) {
if (et2) {
rules[ruleCount].t = ZT_NETWORK_RULE_MATCH_ETHERTYPE;
rules[ruleCount].v.etherType = (uint16_t)et2;
++ruleCount;
}
rules[ruleCount++].t = ZT_NETWORK_RULE_ACTION_ACCEPT;
}
}
this->com.fromString(d.get(ZT_NETWORKCONFIG_DICT_KEY_CERTIFICATE_OF_MEMBERSHIP,std::string()));
}
#endif // ZT_SUPPORT_OLD_STYLE_NETCONF
} // namespace ZeroTier