/* * 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 . */ #include "Constants.hpp" #include "Topology.hpp" #include "RuntimeEnvironment.hpp" #include "Node.hpp" #include "Network.hpp" #include "NetworkConfig.hpp" #include "Buffer.hpp" #include "Switch.hpp" namespace ZeroTier { // 2015-11-16 -- The Fabulous Four (should have named them after Beatles!) //#define ZT_DEFAULT_WORLD_LENGTH 494 //static const unsigned char ZT_DEFAULT_WORLD[ZT_DEFAULT_WORLD_LENGTH] = {0x01,0x00,0x00,0x00,0x00,0x08,0xea,0xc9,0x0a,0x00,0x00,0x01,0x51,0x11,0x70,0xb2,0xfb,0xb8,0xb3,0x88,0xa4,0x69,0x22,0x14,0x91,0xaa,0x9a,0xcd,0x66,0xcc,0x76,0x4c,0xde,0xfd,0x56,0x03,0x9f,0x10,0x67,0xae,0x15,0xe6,0x9c,0x6f,0xb4,0x2d,0x7b,0x55,0x33,0x0e,0x3f,0xda,0xac,0x52,0x9c,0x07,0x92,0xfd,0x73,0x40,0xa6,0xaa,0x21,0xab,0xa8,0xa4,0x89,0xfd,0xae,0xa4,0x4a,0x39,0xbf,0x2d,0x00,0x65,0x9a,0xc9,0xc8,0x18,0xeb,0x80,0x31,0xa4,0x65,0x95,0x45,0x06,0x1c,0xfb,0xc2,0x4e,0x5d,0xe7,0x0a,0x40,0x7a,0x97,0xce,0x36,0xa2,0x3d,0x05,0xca,0x87,0xc7,0x59,0x27,0x5c,0x8b,0x0d,0x4c,0xb4,0xbb,0x26,0x2f,0x77,0x17,0x5e,0xb7,0x4d,0xb8,0xd3,0xb4,0xe9,0x23,0x5d,0xcc,0xa2,0x71,0xa8,0xdf,0xf1,0x23,0xa3,0xb2,0x66,0x74,0xea,0xe5,0xdc,0x8d,0xef,0xd3,0x0a,0xa9,0xac,0xcb,0xda,0x93,0xbd,0x6c,0xcd,0x43,0x1d,0xa7,0x98,0x6a,0xde,0x70,0xc0,0xc6,0x1c,0xaf,0xf0,0xfd,0x7f,0x8a,0xb9,0x76,0x13,0xe1,0xde,0x4f,0xf3,0xd6,0x13,0x04,0x7e,0x19,0x87,0x6a,0xba,0x00,0x2a,0x6e,0x2b,0x23,0x18,0x93,0x0f,0x60,0xeb,0x09,0x7f,0x70,0xd0,0xf4,0xb0,0x28,0xb2,0xcd,0x6d,0x3d,0x0c,0x63,0xc0,0x14,0xb9,0x03,0x9f,0xf3,0x53,0x90,0xe4,0x11,0x81,0xf2,0x16,0xfb,0x2e,0x6f,0xa8,0xd9,0x5c,0x1e,0xe9,0x66,0x71,0x56,0x41,0x19,0x05,0xc3,0xdc,0xcf,0xea,0x78,0xd8,0xc6,0xdf,0xaf,0xba,0x68,0x81,0x70,0xb3,0xfa,0x00,0x01,0x04,0xc6,0xc7,0x61,0xdc,0x27,0x09,0x88,0x41,0x40,0x8a,0x2e,0x00,0xbb,0x1d,0x31,0xf2,0xc3,0x23,0xe2,0x64,0xe9,0xe6,0x41,0x72,0xc1,0xa7,0x4f,0x77,0x89,0x95,0x55,0xed,0x10,0x75,0x1c,0xd5,0x6e,0x86,0x40,0x5c,0xde,0x11,0x8d,0x02,0xdf,0xfe,0x55,0x5d,0x46,0x2c,0xcf,0x6a,0x85,0xb5,0x63,0x1c,0x12,0x35,0x0c,0x8d,0x5d,0xc4,0x09,0xba,0x10,0xb9,0x02,0x5d,0x0f,0x44,0x5c,0xf4,0x49,0xd9,0x2b,0x1c,0x00,0x01,0x04,0x6b,0xbf,0x2e,0xd2,0x27,0x09,0x8a,0xcf,0x05,0x9f,0xe3,0x00,0x48,0x2f,0x6e,0xe5,0xdf,0xe9,0x02,0x31,0x9b,0x41,0x9d,0xe5,0xbd,0xc7,0x65,0x20,0x9c,0x0e,0xcd,0xa3,0x8c,0x4d,0x6e,0x4f,0xcf,0x0d,0x33,0x65,0x83,0x98,0xb4,0x52,0x7d,0xcd,0x22,0xf9,0x31,0x12,0xfb,0x9b,0xef,0xd0,0x2f,0xd7,0x8b,0xf7,0x26,0x1b,0x33,0x3f,0xc1,0x05,0xd1,0x92,0xa6,0x23,0xca,0x9e,0x50,0xfc,0x60,0xb3,0x74,0xa5,0x00,0x01,0x04,0xa2,0xf3,0x4d,0x6f,0x27,0x09,0x9d,0x21,0x90,0x39,0xf3,0x00,0x01,0xf0,0x92,0x2a,0x98,0xe3,0xb3,0x4e,0xbc,0xbf,0xf3,0x33,0x26,0x9d,0xc2,0x65,0xd7,0xa0,0x20,0xaa,0xb6,0x9d,0x72,0xbe,0x4d,0x4a,0xcc,0x9c,0x8c,0x92,0x94,0x78,0x57,0x71,0x25,0x6c,0xd1,0xd9,0x42,0xa9,0x0d,0x1b,0xd1,0xd2,0xdc,0xa3,0xea,0x84,0xef,0x7d,0x85,0xaf,0xe6,0x61,0x1f,0xb4,0x3f,0xf0,0xb7,0x41,0x26,0xd9,0x0a,0x6e,0x00,0x01,0x04,0x80,0xc7,0xc5,0xd9,0x27,0x09}; // 2015-11-20 -- Alice and Bob are live, and we're now IPv6 dual-stack! //#define ZT_DEFAULT_WORLD_LENGTH 792 //static const unsigned char ZT_DEFAULT_WORLD[ZT_DEFAULT_WORLD_LENGTH] = {0x01,0x00,0x00,0x00,0x00,0x08,0xea,0xc9,0x0a,0x00,0x00,0x01,0x51,0x26,0x6f,0x7c,0x8a,0xb8,0xb3,0x88,0xa4,0x69,0x22,0x14,0x91,0xaa,0x9a,0xcd,0x66,0xcc,0x76,0x4c,0xde,0xfd,0x56,0x03,0x9f,0x10,0x67,0xae,0x15,0xe6,0x9c,0x6f,0xb4,0x2d,0x7b,0x55,0x33,0x0e,0x3f,0xda,0xac,0x52,0x9c,0x07,0x92,0xfd,0x73,0x40,0xa6,0xaa,0x21,0xab,0xa8,0xa4,0x89,0xfd,0xae,0xa4,0x4a,0x39,0xbf,0x2d,0x00,0x65,0x9a,0xc9,0xc8,0x18,0xeb,0xe8,0x0a,0xf5,0xbc,0xf8,0x3d,0x97,0xcd,0xc3,0xf8,0xe2,0x41,0x16,0x42,0x0f,0xc7,0x76,0x8e,0x07,0xf3,0x7e,0x9e,0x7d,0x1b,0xb3,0x23,0x21,0x79,0xce,0xb9,0xd0,0xcb,0xb5,0x94,0x7b,0x89,0x21,0x57,0x72,0xf6,0x70,0xa1,0xdd,0x67,0x38,0xcf,0x45,0x45,0xc2,0x8d,0x46,0xec,0x00,0x2c,0xe0,0x2a,0x63,0x3f,0x63,0x8d,0x33,0x08,0x51,0x07,0x77,0x81,0x5b,0x32,0x49,0xae,0x87,0x89,0xcf,0x31,0xaa,0x41,0xf1,0x52,0x97,0xdc,0xa2,0x55,0xe1,0x4a,0x6e,0x3c,0x04,0xf0,0x4f,0x8a,0x0e,0xe9,0xca,0xec,0x24,0x30,0x04,0x9d,0x21,0x90,0x39,0xf3,0x00,0x01,0xf0,0x92,0x2a,0x98,0xe3,0xb3,0x4e,0xbc,0xbf,0xf3,0x33,0x26,0x9d,0xc2,0x65,0xd7,0xa0,0x20,0xaa,0xb6,0x9d,0x72,0xbe,0x4d,0x4a,0xcc,0x9c,0x8c,0x92,0x94,0x78,0x57,0x71,0x25,0x6c,0xd1,0xd9,0x42,0xa9,0x0d,0x1b,0xd1,0xd2,0xdc,0xa3,0xea,0x84,0xef,0x7d,0x85,0xaf,0xe6,0x61,0x1f,0xb4,0x3f,0xf0,0xb7,0x41,0x26,0xd9,0x0a,0x6e,0x00,0x0c,0x04,0xbc,0xa6,0x5e,0xb1,0x27,0x09,0x06,0x2a,0x03,0xb0,0xc0,0x00,0x02,0x00,0xd0,0x00,0x00,0x00,0x00,0x00,0x7d,0x00,0x01,0x27,0x09,0x04,0x9a,0x42,0xc5,0x21,0x27,0x09,0x06,0x2c,0x0f,0xf8,0x50,0x01,0x54,0x01,0x97,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x33,0x27,0x09,0x04,0x9f,0xcb,0x61,0xab,0x27,0x09,0x06,0x26,0x04,0xa8,0x80,0x08,0x00,0x00,0xa1,0x00,0x00,0x00,0x00,0x00,0x54,0x60,0x01,0x27,0x09,0x04,0xa9,0x39,0x8f,0x68,0x27,0x09,0x06,0x26,0x07,0xf0,0xd0,0x1d,0x01,0x00,0x57,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x02,0x27,0x09,0x04,0x6b,0xaa,0xc5,0x0e,0x27,0x09,0x06,0x26,0x04,0xa8,0x80,0x00,0x01,0x00,0x20,0x00,0x00,0x00,0x00,0x02,0x00,0xe0,0x01,0x27,0x09,0x04,0x80,0xc7,0xc5,0xd9,0x27,0x09,0x06,0x24,0x00,0x61,0x80,0x00,0x00,0x00,0xd0,0x00,0x00,0x00,0x00,0x00,0xb7,0x40,0x01,0x27,0x09,0x88,0x41,0x40,0x8a,0x2e,0x00,0xbb,0x1d,0x31,0xf2,0xc3,0x23,0xe2,0x64,0xe9,0xe6,0x41,0x72,0xc1,0xa7,0x4f,0x77,0x89,0x95,0x55,0xed,0x10,0x75,0x1c,0xd5,0x6e,0x86,0x40,0x5c,0xde,0x11,0x8d,0x02,0xdf,0xfe,0x55,0x5d,0x46,0x2c,0xcf,0x6a,0x85,0xb5,0x63,0x1c,0x12,0x35,0x0c,0x8d,0x5d,0xc4,0x09,0xba,0x10,0xb9,0x02,0x5d,0x0f,0x44,0x5c,0xf4,0x49,0xd9,0x2b,0x1c,0x00,0x0c,0x04,0x2d,0x20,0xc6,0x82,0x27,0x09,0x06,0x20,0x01,0x19,0xf0,0x64,0x00,0x81,0xc3,0x54,0x00,0x00,0xff,0xfe,0x18,0x1d,0x61,0x27,0x09,0x04,0x2e,0x65,0xa0,0xf9,0x27,0x09,0x06,0x2a,0x03,0xb0,0xc0,0x00,0x03,0x00,0xd0,0x00,0x00,0x00,0x00,0x00,0x6a,0x30,0x01,0x27,0x09,0x04,0x6b,0xbf,0x2e,0xd2,0x27,0x09,0x06,0x20,0x01,0x19,0xf0,0x68,0x00,0x83,0xa4,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x64,0x27,0x09,0x04,0x2d,0x20,0xf6,0xb3,0x27,0x09,0x06,0x20,0x01,0x19,0xf0,0x58,0x00,0x8b,0xf8,0x54,0x00,0x00,0xff,0xfe,0x15,0xb3,0x9a,0x27,0x09,0x04,0x2d,0x20,0xf8,0x57,0x27,0x09,0x06,0x20,0x01,0x19,0xf0,0x70,0x00,0x9b,0xc9,0x54,0x00,0x00,0xff,0xfe,0x15,0xc4,0xf5,0x27,0x09,0x04,0x9f,0xcb,0x02,0x9a,0x27,0x09,0x06,0x26,0x04,0xa8,0x80,0x0c,0xad,0x00,0xd0,0x00,0x00,0x00,0x00,0x00,0x26,0x70,0x01,0x27,0x09,0x7e,0x19,0x87,0x6a,0xba,0x00,0x2a,0x6e,0x2b,0x23,0x18,0x93,0x0f,0x60,0xeb,0x09,0x7f,0x70,0xd0,0xf4,0xb0,0x28,0xb2,0xcd,0x6d,0x3d,0x0c,0x63,0xc0,0x14,0xb9,0x03,0x9f,0xf3,0x53,0x90,0xe4,0x11,0x81,0xf2,0x16,0xfb,0x2e,0x6f,0xa8,0xd9,0x5c,0x1e,0xe9,0x66,0x71,0x56,0x41,0x19,0x05,0xc3,0xdc,0xcf,0xea,0x78,0xd8,0xc6,0xdf,0xaf,0xba,0x68,0x81,0x70,0xb3,0xfa,0x00,0x01,0x04,0xc6,0xc7,0x61,0xdc,0x27,0x09,0x8a,0xcf,0x05,0x9f,0xe3,0x00,0x48,0x2f,0x6e,0xe5,0xdf,0xe9,0x02,0x31,0x9b,0x41,0x9d,0xe5,0xbd,0xc7,0x65,0x20,0x9c,0x0e,0xcd,0xa3,0x8c,0x4d,0x6e,0x4f,0xcf,0x0d,0x33,0x65,0x83,0x98,0xb4,0x52,0x7d,0xcd,0x22,0xf9,0x31,0x12,0xfb,0x9b,0xef,0xd0,0x2f,0xd7,0x8b,0xf7,0x26,0x1b,0x33,0x3f,0xc1,0x05,0xd1,0x92,0xa6,0x23,0xca,0x9e,0x50,0xfc,0x60,0xb3,0x74,0xa5,0x00,0x01,0x04,0xa2,0xf3,0x4d,0x6f,0x27,0x09}; // 2015-12-17 -- Old New York root is dead, old SF still alive //#define ZT_DEFAULT_WORLD_LENGTH 732 //static const unsigned char ZT_DEFAULT_WORLD[ZT_DEFAULT_WORLD_LENGTH] = {0x01,0x00,0x00,0x00,0x00,0x08,0xea,0xc9,0x0a,0x00,0x00,0x01,0x51,0xb1,0x7e,0x39,0x9d,0xb8,0xb3,0x88,0xa4,0x69,0x22,0x14,0x91,0xaa,0x9a,0xcd,0x66,0xcc,0x76,0x4c,0xde,0xfd,0x56,0x03,0x9f,0x10,0x67,0xae,0x15,0xe6,0x9c,0x6f,0xb4,0x2d,0x7b,0x55,0x33,0x0e,0x3f,0xda,0xac,0x52,0x9c,0x07,0x92,0xfd,0x73,0x40,0xa6,0xaa,0x21,0xab,0xa8,0xa4,0x89,0xfd,0xae,0xa4,0x4a,0x39,0xbf,0x2d,0x00,0x65,0x9a,0xc9,0xc8,0x18,0xeb,0x8a,0xca,0xf2,0x3d,0x71,0x2e,0xc2,0x39,0x45,0x66,0xb3,0xe9,0x39,0x79,0xb1,0x55,0xc4,0xa9,0xfc,0xbc,0xfc,0x55,0xaf,0x8a,0x2f,0x38,0xc8,0xcd,0xe9,0x02,0x5b,0x86,0xa9,0x72,0xf7,0x16,0x00,0x35,0xb7,0x84,0xc9,0xfc,0xe4,0xfa,0x96,0x8b,0xf4,0x1e,0xba,0x60,0x9f,0x85,0x14,0xc2,0x07,0x4b,0xfd,0xd1,0x6c,0x19,0x69,0xd3,0xf9,0x09,0x9c,0x9d,0xe3,0xb9,0x8f,0x11,0x78,0x71,0xa7,0x4a,0x05,0xd8,0xcc,0x60,0xa2,0x06,0x66,0x9f,0x47,0xc2,0x71,0xb8,0x54,0x80,0x9c,0x45,0x16,0x10,0xa9,0xd0,0xbd,0xf7,0x03,0x9d,0x21,0x90,0x39,0xf3,0x00,0x01,0xf0,0x92,0x2a,0x98,0xe3,0xb3,0x4e,0xbc,0xbf,0xf3,0x33,0x26,0x9d,0xc2,0x65,0xd7,0xa0,0x20,0xaa,0xb6,0x9d,0x72,0xbe,0x4d,0x4a,0xcc,0x9c,0x8c,0x92,0x94,0x78,0x57,0x71,0x25,0x6c,0xd1,0xd9,0x42,0xa9,0x0d,0x1b,0xd1,0xd2,0xdc,0xa3,0xea,0x84,0xef,0x7d,0x85,0xaf,0xe6,0x61,0x1f,0xb4,0x3f,0xf0,0xb7,0x41,0x26,0xd9,0x0a,0x6e,0x00,0x0c,0x04,0xbc,0xa6,0x5e,0xb1,0x27,0x09,0x06,0x2a,0x03,0xb0,0xc0,0x00,0x02,0x00,0xd0,0x00,0x00,0x00,0x00,0x00,0x7d,0x00,0x01,0x27,0x09,0x04,0x9a,0x42,0xc5,0x21,0x27,0x09,0x06,0x2c,0x0f,0xf8,0x50,0x01,0x54,0x01,0x97,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x33,0x27,0x09,0x04,0x9f,0xcb,0x61,0xab,0x27,0x09,0x06,0x26,0x04,0xa8,0x80,0x08,0x00,0x00,0xa1,0x00,0x00,0x00,0x00,0x00,0x54,0x60,0x01,0x27,0x09,0x04,0xa9,0x39,0x8f,0x68,0x27,0x09,0x06,0x26,0x07,0xf0,0xd0,0x1d,0x01,0x00,0x57,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x02,0x27,0x09,0x04,0x6b,0xaa,0xc5,0x0e,0x27,0x09,0x06,0x26,0x04,0xa8,0x80,0x00,0x01,0x00,0x20,0x00,0x00,0x00,0x00,0x02,0x00,0xe0,0x01,0x27,0x09,0x04,0x80,0xc7,0xc5,0xd9,0x27,0x09,0x06,0x24,0x00,0x61,0x80,0x00,0x00,0x00,0xd0,0x00,0x00,0x00,0x00,0x00,0xb7,0x40,0x01,0x27,0x09,0x88,0x41,0x40,0x8a,0x2e,0x00,0xbb,0x1d,0x31,0xf2,0xc3,0x23,0xe2,0x64,0xe9,0xe6,0x41,0x72,0xc1,0xa7,0x4f,0x77,0x89,0x95,0x55,0xed,0x10,0x75,0x1c,0xd5,0x6e,0x86,0x40,0x5c,0xde,0x11,0x8d,0x02,0xdf,0xfe,0x55,0x5d,0x46,0x2c,0xcf,0x6a,0x85,0xb5,0x63,0x1c,0x12,0x35,0x0c,0x8d,0x5d,0xc4,0x09,0xba,0x10,0xb9,0x02,0x5d,0x0f,0x44,0x5c,0xf4,0x49,0xd9,0x2b,0x1c,0x00,0x0c,0x04,0x2d,0x20,0xc6,0x82,0x27,0x09,0x06,0x20,0x01,0x19,0xf0,0x64,0x00,0x81,0xc3,0x54,0x00,0x00,0xff,0xfe,0x18,0x1d,0x61,0x27,0x09,0x04,0x2e,0x65,0xa0,0xf9,0x27,0x09,0x06,0x2a,0x03,0xb0,0xc0,0x00,0x03,0x00,0xd0,0x00,0x00,0x00,0x00,0x00,0x6a,0x30,0x01,0x27,0x09,0x04,0x6b,0xbf,0x2e,0xd2,0x27,0x09,0x06,0x20,0x01,0x19,0xf0,0x68,0x00,0x83,0xa4,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x64,0x27,0x09,0x04,0x2d,0x20,0xf6,0xb3,0x27,0x09,0x06,0x20,0x01,0x19,0xf0,0x58,0x00,0x8b,0xf8,0x54,0x00,0x00,0xff,0xfe,0x15,0xb3,0x9a,0x27,0x09,0x04,0x2d,0x20,0xf8,0x57,0x27,0x09,0x06,0x20,0x01,0x19,0xf0,0x70,0x00,0x9b,0xc9,0x54,0x00,0x00,0xff,0xfe,0x15,0xc4,0xf5,0x27,0x09,0x04,0x9f,0xcb,0x02,0x9a,0x27,0x09,0x06,0x26,0x04,0xa8,0x80,0x0c,0xad,0x00,0xd0,0x00,0x00,0x00,0x00,0x00,0x26,0x70,0x01,0x27,0x09,0x7e,0x19,0x87,0x6a,0xba,0x00,0x2a,0x6e,0x2b,0x23,0x18,0x93,0x0f,0x60,0xeb,0x09,0x7f,0x70,0xd0,0xf4,0xb0,0x28,0xb2,0xcd,0x6d,0x3d,0x0c,0x63,0xc0,0x14,0xb9,0x03,0x9f,0xf3,0x53,0x90,0xe4,0x11,0x81,0xf2,0x16,0xfb,0x2e,0x6f,0xa8,0xd9,0x5c,0x1e,0xe9,0x66,0x71,0x56,0x41,0x19,0x05,0xc3,0xdc,0xcf,0xea,0x78,0xd8,0xc6,0xdf,0xaf,0xba,0x68,0x81,0x70,0xb3,0xfa,0x00,0x02,0x04,0xc6,0xc7,0x61,0xdc,0x27,0x09,0x06,0x26,0x04,0xa8,0x80,0x00,0x01,0x00,0x20,0x00,0x00,0x00,0x00,0x00,0xc5,0xf0,0x01,0x27,0x09}; // 2016-01-13 -- Old San Francisco 1.0.1 root is dead, now we're just on Alice and Bob! #define ZT_DEFAULT_WORLD_LENGTH 634 static const unsigned char ZT_DEFAULT_WORLD[ZT_DEFAULT_WORLD_LENGTH] = {0x01,0x00,0x00,0x00,0x00,0x08,0xea,0xc9,0x0a,0x00,0x00,0x01,0x52,0x3c,0x32,0x50,0x1a,0xb8,0xb3,0x88,0xa4,0x69,0x22,0x14,0x91,0xaa,0x9a,0xcd,0x66,0xcc,0x76,0x4c,0xde,0xfd,0x56,0x03,0x9f,0x10,0x67,0xae,0x15,0xe6,0x9c,0x6f,0xb4,0x2d,0x7b,0x55,0x33,0x0e,0x3f,0xda,0xac,0x52,0x9c,0x07,0x92,0xfd,0x73,0x40,0xa6,0xaa,0x21,0xab,0xa8,0xa4,0x89,0xfd,0xae,0xa4,0x4a,0x39,0xbf,0x2d,0x00,0x65,0x9a,0xc9,0xc8,0x18,0xeb,0x4a,0xf7,0x86,0xa8,0x40,0xd6,0x52,0xea,0xae,0x9e,0x7a,0xbf,0x4c,0x97,0x66,0xab,0x2d,0x6f,0xaf,0xc9,0x2b,0x3a,0xff,0xed,0xd6,0x30,0x3e,0xc4,0x6a,0x65,0xf2,0xbd,0x83,0x52,0xf5,0x40,0xe9,0xcc,0x0d,0x6e,0x89,0x3f,0x9a,0xa0,0xb8,0xdf,0x42,0xd2,0x2f,0x84,0xe6,0x03,0x26,0x0f,0xa8,0xe3,0xcc,0x05,0x05,0x03,0xef,0x12,0x80,0x0d,0xce,0x3e,0xb6,0x58,0x3b,0x1f,0xa8,0xad,0xc7,0x25,0xf9,0x43,0x71,0xa7,0x5c,0x9a,0xc7,0xe1,0xa3,0xb8,0x88,0xd0,0x71,0x6c,0x94,0x99,0x73,0x41,0x0b,0x1b,0x48,0x84,0x02,0x9d,0x21,0x90,0x39,0xf3,0x00,0x01,0xf0,0x92,0x2a,0x98,0xe3,0xb3,0x4e,0xbc,0xbf,0xf3,0x33,0x26,0x9d,0xc2,0x65,0xd7,0xa0,0x20,0xaa,0xb6,0x9d,0x72,0xbe,0x4d,0x4a,0xcc,0x9c,0x8c,0x92,0x94,0x78,0x57,0x71,0x25,0x6c,0xd1,0xd9,0x42,0xa9,0x0d,0x1b,0xd1,0xd2,0xdc,0xa3,0xea,0x84,0xef,0x7d,0x85,0xaf,0xe6,0x61,0x1f,0xb4,0x3f,0xf0,0xb7,0x41,0x26,0xd9,0x0a,0x6e,0x00,0x0c,0x04,0xbc,0xa6,0x5e,0xb1,0x27,0x09,0x06,0x2a,0x03,0xb0,0xc0,0x00,0x02,0x00,0xd0,0x00,0x00,0x00,0x00,0x00,0x7d,0x00,0x01,0x27,0x09,0x04,0x9a,0x42,0xc5,0x21,0x27,0x09,0x06,0x2c,0x0f,0xf8,0x50,0x01,0x54,0x01,0x97,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x33,0x27,0x09,0x04,0x9f,0xcb,0x61,0xab,0x27,0x09,0x06,0x26,0x04,0xa8,0x80,0x08,0x00,0x00,0xa1,0x00,0x00,0x00,0x00,0x00,0x54,0x60,0x01,0x27,0x09,0x04,0xa9,0x39,0x8f,0x68,0x27,0x09,0x06,0x26,0x07,0xf0,0xd0,0x1d,0x01,0x00,0x57,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x02,0x27,0x09,0x04,0x6b,0xaa,0xc5,0x0e,0x27,0x09,0x06,0x26,0x04,0xa8,0x80,0x00,0x01,0x00,0x20,0x00,0x00,0x00,0x00,0x02,0x00,0xe0,0x01,0x27,0x09,0x04,0x80,0xc7,0xc5,0xd9,0x27,0x09,0x06,0x24,0x00,0x61,0x80,0x00,0x00,0x00,0xd0,0x00,0x00,0x00,0x00,0x00,0xb7,0x40,0x01,0x27,0x09,0x88,0x41,0x40,0x8a,0x2e,0x00,0xbb,0x1d,0x31,0xf2,0xc3,0x23,0xe2,0x64,0xe9,0xe6,0x41,0x72,0xc1,0xa7,0x4f,0x77,0x89,0x95,0x55,0xed,0x10,0x75,0x1c,0xd5,0x6e,0x86,0x40,0x5c,0xde,0x11,0x8d,0x02,0xdf,0xfe,0x55,0x5d,0x46,0x2c,0xcf,0x6a,0x85,0xb5,0x63,0x1c,0x12,0x35,0x0c,0x8d,0x5d,0xc4,0x09,0xba,0x10,0xb9,0x02,0x5d,0x0f,0x44,0x5c,0xf4,0x49,0xd9,0x2b,0x1c,0x00,0x0c,0x04,0x2d,0x20,0xc6,0x82,0x27,0x09,0x06,0x20,0x01,0x19,0xf0,0x64,0x00,0x81,0xc3,0x54,0x00,0x00,0xff,0xfe,0x18,0x1d,0x61,0x27,0x09,0x04,0x2e,0x65,0xa0,0xf9,0x27,0x09,0x06,0x2a,0x03,0xb0,0xc0,0x00,0x03,0x00,0xd0,0x00,0x00,0x00,0x00,0x00,0x6a,0x30,0x01,0x27,0x09,0x04,0x6b,0xbf,0x2e,0xd2,0x27,0x09,0x06,0x20,0x01,0x19,0xf0,0x68,0x00,0x83,0xa4,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x64,0x27,0x09,0x04,0x2d,0x20,0xf6,0xb3,0x27,0x09,0x06,0x20,0x01,0x19,0xf0,0x58,0x00,0x8b,0xf8,0x54,0x00,0x00,0xff,0xfe,0x15,0xb3,0x9a,0x27,0x09,0x04,0x2d,0x20,0xf8,0x57,0x27,0x09,0x06,0x20,0x01,0x19,0xf0,0x70,0x00,0x9b,0xc9,0x54,0x00,0x00,0xff,0xfe,0x15,0xc4,0xf5,0x27,0x09,0x04,0x9f,0xcb,0x02,0x9a,0x27,0x09,0x06,0x26,0x04,0xa8,0x80,0x0c,0xad,0x00,0xd0,0x00,0x00,0x00,0x00,0x00,0x26,0x70,0x01,0x27,0x09}; Topology::Topology(const RuntimeEnvironment *renv) : RR(renv), _trustedPathCount(0), _amRoot(false) { // Get cached world if present std::string dsWorld(RR->node->dataStoreGet("world")); World cachedWorld; if (dsWorld.length() > 0) { try { Buffer dswtmp(dsWorld.data(),(unsigned int)dsWorld.length()); cachedWorld.deserialize(dswtmp,0); } catch ( ... ) { cachedWorld = World(); // clear if cached world is invalid } } // Use default or cached world depending on which is shinier World defaultWorld; { Buffer wtmp(ZT_DEFAULT_WORLD,ZT_DEFAULT_WORLD_LENGTH); defaultWorld.deserialize(wtmp,0); // throws on error, which would indicate a bad static variable up top } if (cachedWorld.shouldBeReplacedBy(defaultWorld,false)) { _setWorld(defaultWorld); if (dsWorld.length() > 0) RR->node->dataStoreDelete("world"); } else _setWorld(cachedWorld); } Topology::~Topology() { } SharedPtr Topology::addPeer(const SharedPtr &peer) { #ifdef ZT_TRACE if ((!peer)||(peer->address() == RR->identity.address())) { if (!peer) fprintf(stderr,"FATAL BUG: addPeer() caught attempt to add NULL peer" ZT_EOL_S); else fprintf(stderr,"FATAL BUG: addPeer() caught attempt to add peer for self" ZT_EOL_S); abort(); } #endif SharedPtr np; { Mutex::Lock _l(_lock); SharedPtr &hp = _peers[peer->address()]; if (!hp) hp = peer; np = hp; } saveIdentity(np->identity()); return np; } SharedPtr Topology::getPeer(const Address &zta) { if (zta == RR->identity.address()) { TRACE("BUG: ignored attempt to getPeer() for self, returned NULL"); return SharedPtr(); } { Mutex::Lock _l(_lock); const SharedPtr *const ap = _peers.get(zta); if (ap) return *ap; } try { Identity id(_getIdentity(zta)); if (id) { SharedPtr np(new Peer(RR,RR->identity,id)); { Mutex::Lock _l(_lock); SharedPtr &ap = _peers[zta]; if (!ap) ap.swap(np); return ap; } } } catch ( ... ) { fprintf(stderr,"EXCEPTION in getPeer() part 2\n"); abort(); } // invalid identity on disk? return SharedPtr(); } Identity Topology::getIdentity(const Address &zta) { if (zta == RR->identity.address()) { return RR->identity; } else { Mutex::Lock _l(_lock); const SharedPtr *const ap = _peers.get(zta); if (ap) return (*ap)->identity(); } return _getIdentity(zta); } void Topology::saveIdentity(const Identity &id) { if (id) { char p[128]; Utils::snprintf(p,sizeof(p),"iddb.d/%.10llx",(unsigned long long)id.address().toInt()); RR->node->dataStorePut(p,id.toString(false),false); } } SharedPtr Topology::getUpstreamPeer(const Address *avoid,unsigned int avoidCount,bool strictAvoid) { const uint64_t now = RR->node->now(); Mutex::Lock _l(_lock); if (_amRoot) { /* If I am a root server, the "best" root server is the one whose address * is numerically greater than mine (with wrap at top of list). This * causes packets searching for a route to pretty much literally * circumnavigate the globe rather than bouncing between just two. */ for(unsigned long p=0;p<_rootAddresses.size();++p) { if (_rootAddresses[p] == RR->identity.address()) { for(unsigned long q=1;q<_rootAddresses.size();++q) { const SharedPtr *const nextsn = _peers.get(_rootAddresses[(p + q) % _rootAddresses.size()]); if ((nextsn)&&((*nextsn)->hasActiveDirectPath(now))) return *nextsn; } break; } } } else { /* Otherwise pick the best upstream from among roots and any other * designated upstreams that we trust. */ unsigned int bestQualityOverall = ~((unsigned int)0); unsigned int bestQualityNotAvoid = ~((unsigned int)0); const SharedPtr *bestOverall = (const SharedPtr *)0; const SharedPtr *bestNotAvoid = (const SharedPtr *)0; for(std::vector
::const_iterator a(_upstreamAddresses.begin());a!=_upstreamAddresses.end();++a) { const SharedPtr *p = _peers.get(*a); if (!p) { const Identity id(_getIdentity(*a)); if (id) { p = &(_peers.set(*a,SharedPtr(new Peer(RR,RR->identity,id)))); } else { RR->sw->requestWhois(*a); } continue; // always skip since even if we loaded it, it's not going to be ready } bool avoiding = false; for(unsigned int i=0;iaddress()) { avoiding = true; break; } } const unsigned int q = (*p)->relayQuality(now); if (q <= bestQualityOverall) { bestQualityOverall = q; bestOverall = &(*p); } if ((!avoiding)&&(q <= bestQualityNotAvoid)) { bestQualityNotAvoid = q; bestNotAvoid = &(*p); } } if (bestNotAvoid) { return *bestNotAvoid; } else if ((!strictAvoid)&&(bestOverall)) { return *bestOverall; } } return SharedPtr(); } bool Topology::isRoot(const Identity &id) const { Mutex::Lock _l(_lock); return (std::find(_rootAddresses.begin(),_rootAddresses.end(),id.address()) != _rootAddresses.end()); } bool Topology::isUpstream(const Identity &id) const { Mutex::Lock _l(_lock); return (std::find(_upstreamAddresses.begin(),_upstreamAddresses.end(),id.address()) != _upstreamAddresses.end()); } void Topology::setUpstream(const Address &a,bool upstream) { Mutex::Lock _l(_lock); if (std::find(_rootAddresses.begin(),_rootAddresses.end(),a) == _rootAddresses.end()) { if (upstream) { if (std::find(_upstreamAddresses.begin(),_upstreamAddresses.end(),a) == _upstreamAddresses.end()) { _upstreamAddresses.push_back(a); const SharedPtr *p = _peers.get(a); if (!p) { const Identity id(_getIdentity(a)); if (id) { _peers.set(a,SharedPtr(new Peer(RR,RR->identity,id))); } else { RR->sw->requestWhois(a); } } } } else { std::vector
ua; for(std::vector
::iterator i(_upstreamAddresses.begin());i!=_upstreamAddresses.end();++i) { if (a != *i) ua.push_back(*i); } _upstreamAddresses.swap(ua); } } } bool Topology::worldUpdateIfValid(const World &newWorld) { Mutex::Lock _l(_lock); if (_world.shouldBeReplacedBy(newWorld,true)) { _setWorld(newWorld); try { Buffer dswtmp; newWorld.serialize(dswtmp,false); RR->node->dataStorePut("world",dswtmp.data(),dswtmp.size(),false); } catch ( ... ) { RR->node->dataStoreDelete("world"); } return true; } return false; } void Topology::clean(uint64_t now) { Mutex::Lock _l(_lock); { Hashtable< Address,SharedPtr >::Iterator i(_peers); Address *a = (Address *)0; SharedPtr *p = (SharedPtr *)0; while (i.next(a,p)) { if ( (!(*p)->isAlive(now)) && (std::find(_upstreamAddresses.begin(),_upstreamAddresses.end(),*a) == _upstreamAddresses.end()) ) _peers.erase(*a); } } { Hashtable< Path::HashKey,SharedPtr >::Iterator i(_paths); Path::HashKey *k = (Path::HashKey *)0; SharedPtr *p = (SharedPtr *)0; while (i.next(k,p)) { if (p->reclaimIfWeak()) _paths.erase(*k); } } } Identity Topology::_getIdentity(const Address &zta) { char p[128]; Utils::snprintf(p,sizeof(p),"iddb.d/%.10llx",(unsigned long long)zta.toInt()); std::string ids(RR->node->dataStoreGet(p)); if (ids.length() > 0) { try { return Identity(ids); } catch ( ... ) {} // ignore invalid IDs } return Identity(); } void Topology::_setWorld(const World &newWorld) { // assumed _lock is locked (or in constructor) std::vector
ua; for(std::vector
::iterator a(_upstreamAddresses.begin());a!=_upstreamAddresses.end();++a) { if (std::find(_rootAddresses.begin(),_rootAddresses.end(),*a) == _rootAddresses.end()) ua.push_back(*a); } _world = newWorld; _rootAddresses.clear(); _amRoot = false; for(std::vector::const_iterator r(_world.roots().begin());r!=_world.roots().end();++r) { _rootAddresses.push_back(r->identity.address()); if (std::find(ua.begin(),ua.end(),r->identity.address()) == ua.end()) ua.push_back(r->identity.address()); if (r->identity.address() == RR->identity.address()) { _amRoot = true; } else { SharedPtr *rp = _peers.get(r->identity.address()); if (!rp) _peers.set(r->identity.address(),SharedPtr(new Peer(RR,RR->identity,r->identity))); } } _upstreamAddresses.swap(ua); } } // namespace ZeroTier