Merge branch 'dev' into systemtray

2 files changed, 222 insertions, 0 deletions

diff --git a/attic/CertificateOfTrust.cpp b/attic/CertificateOfTrust.cpp
new file mode 100644
index 00000000..e85a91df
--- /dev/null
+++ b/attic/CertificateOfTrust.cpp
@@ -0,0 +1,67 @@
+/*
+ * 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 "CertificateOfTrust.hpp"
+
+#include "RuntimeEnvironment.hpp"
+#include "Topology.hpp"
+#include "Switch.hpp"
+
+namespace ZeroTier {
+
+bool CertificateOfTrust::create(uint64_t ts,uint64_t rls,const Identity &iss,const Identity &tgt,Level l)
+{
+	if ((!iss)||(!iss.hasPrivate()))
+		return false;
+
+	_timestamp = ts;
+	_roles = rls;
+	_issuer = iss.address();
+	_target = tgt;
+	_level = l;
+
+	Buffer<sizeof(Identity) + 64> tmp;
+	tmp.append(_timestamp);
+	tmp.append(_roles);
+	_issuer.appendTo(tmp);
+	_target.serialize(tmp,false);
+	tmp.append((uint16_t)_level);
+	_signature = iss.sign(tmp.data(),tmp.size());
+
+	return true;
+}
+
+int CertificateOfTrust::verify(const RuntimeEnvironment *RR) const
+{
+	const Identity id(RR->topology->getIdentity(_issuer));
+	if (!id) {
+		RR->sw->requestWhois(_issuer);
+		return 1;
+	}
+
+	Buffer<sizeof(Identity) + 64> tmp;
+	tmp.append(_timestamp);
+	tmp.append(_roles);
+	_issuer.appendTo(tmp);
+	_target.serialize(tmp,false);
+	tmp.append((uint16_t)_level);
+
+	return (id.verify(tmp.data(),tmp.size(),_signature) ? 0 : -1);
+}
+
+} // namespace ZeroTier
diff --git a/attic/CertificateOfTrust.hpp b/attic/CertificateOfTrust.hpp
new file mode 100644
index 00000000..6e3c8743
--- /dev/null
+++ b/attic/CertificateOfTrust.hpp
@@ -0,0 +1,155 @@
+/*
+ * 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/>.
+ */
+
+#ifndef ZT_CERTIFICATEOFTRUST_HPP
+#define ZT_CERTIFICATEOFTRUST_HPP
+
+#include "Constants.hpp"
+#include "Identity.hpp"
+#include "C25519.hpp"
+#include "Buffer.hpp"
+
+namespace ZeroTier {
+
+class RuntimeEnvironment;
+
+/**
+ * Certificate of peer to peer trust
+ */
+class CertificateOfTrust
+{
+public:
+	/**
+	 * Trust levels, with 0 indicating anti-trust
+	 */
+	enum Level
+	{
+		/**
+		 * Negative trust is reserved for informing peers that another peer is misbehaving, etc. Not currently used.
+		 */
+		LEVEL_NEGATIVE = 0,
+
+		/**
+		 * Default trust -- for most peers
+		 */
+		LEVEL_DEFAULT = 1,
+
+		/**
+		 * Above normal trust, e.g. common network membership
+		 */
+		LEVEL_MEDIUM = 25,
+
+		/**
+		 * High trust -- e.g. an upstream or a controller
+		 */
+		LEVEL_HIGH = 50,
+
+		/**
+		 * Right now ultimate is only for roots
+		 */
+		LEVEL_ULTIMATE = 100
+	};
+
+	/**
+	 * Role bit masks
+	 */
+	enum Role
+	{
+		/**
+		 * Target is permitted to represent issuer on the network as a federated root / relay
+		 */
+		ROLE_UPSTREAM = 0x00000001
+	};
+
+	CertificateOfTrust() :
+		_timestamp(0),
+		_roles(0),
+		_issuer(),
+		_target(),
+		_level(LEVEL_DEFAULT),
+		_signature() {}
+
+	/**
+	 * Create and sign this certificate of trust
+	 *
+	 * @param ts Cert timestamp
+	 * @param rls Roles bitmap
+	 * @param iss Issuer identity (must have secret key!)
+	 * @param tgt Target identity
+	 * @param l Trust level
+	 * @return True on successful signature
+	 */
+	bool create(uint64_t ts,uint64_t rls,const Identity &iss,const Identity &tgt,Level l);
+
+	/**
+	 * Verify this COT and its signature
+	 *
+	 * @param RR Runtime environment for looking up peers
+	 * @return 0 == OK, 1 == waiting for WHOIS, -1 == BAD signature or credential
+	 */
+	int verify(const RuntimeEnvironment *RR) const;
+
+	inline bool roleUpstream() const { return ((_roles & (uint64_t)ROLE_UPSTREAM) != 0); }
+
+	inline uint64_t timestamp() const { return _timestamp; }
+	inline uint64_t roles() const { return _roles; }
+	inline const Address &issuer() const { return _issuer; }
+	inline const Identity &target() const { return _target; }
+	inline Level level() const { return _level; }
+
+	inline operator bool() const { return (_issuer); }
+
+	template<unsigned int C>
+	inline void serialize(Buffer<C> &b) const
+	{
+		b.append(_timestamp);
+		b.append(_roles);
+		_issuer.appendTo(b);
+		_target.serialize(b);
+		b.append((uint16_t)_level);
+		b.append((uint8_t)1); // 1 == ed25519 signature
+		b.append((uint16_t)ZT_C25519_SIGNATURE_LEN);
+		b.append(_signature.data,ZT_C25519_SIGNATURE_LEN);
+		b.append((uint16_t)0); // length of additional fields
+	}
+
+	template<unsigned int C>
+	inline unsigned int deserialize(const Buffer<C> &b,unsigned int startAt = 0)
+	{
+		unsigned int p = startAt;
+		_timestamp = b.template at<uint64_t>(p); p += 8;
+		_roles = b.template at<uint64_t>(p); p += 8;
+		_issuer.setTo(b.field(p,ZT_ADDRESS_LENGTH),ZT_ADDRESS_LENGTH); p += ZT_ADDRESS_LENGTH;
+		p += _target.deserialize(b,p);
+		_level = b.template at<uint16_t>(p); p += 2;
+		p += b.template at<uint16_t>(p); p += 2;
+		return (p - startAt);
+	}
+
+private:
+	uint64_t _timestamp;
+	uint64_t _roles;
+	Address _issuer;
+	Identity _target;
+	Level _level;
+	C25519::Signature _signature;
+};
+
+} // namespace ZeroTier
+
+#endif