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nastools_zerotierone/controller/SqliteNetworkController.cpp
NAStools bb232b9d52 Imported Upstream version 1.1.14
2016-11-01 16:45:16 -07:00

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/*
* ZeroTier One - Network Virtualization Everywhere
* Copyright (C) 2011-2015 ZeroTier, Inc.
*
* 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/>.
*
* --
*
* ZeroTier may be used and distributed under the terms of the GPLv3, which
* are available at: http://www.gnu.org/licenses/gpl-3.0.html
*
* If you would like to embed ZeroTier into a commercial application or
* redistribute it in a modified binary form, please contact ZeroTier Networks
* LLC. Start here: http://www.zerotier.com/
*/
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <sys/time.h>
#include <sys/types.h>
#include <algorithm>
#include <utility>
#include <stdexcept>
#include <set>
#include "../include/ZeroTierOne.h"
#include "../node/Constants.hpp"
#ifdef ZT_USE_SYSTEM_JSON_PARSER
#include <json-parser/json.h>
#else
#include "../ext/json-parser/json.h"
#endif
#include "SqliteNetworkController.hpp"
#include "../node/Node.hpp"
#include "../node/Utils.hpp"
#include "../node/CertificateOfMembership.hpp"
#include "../node/NetworkConfig.hpp"
#include "../node/Dictionary.hpp"
#include "../node/InetAddress.hpp"
#include "../node/MAC.hpp"
#include "../node/Address.hpp"
#include "../osdep/OSUtils.hpp"
// Include ZT_NETCONF_SCHEMA_SQL constant to init database
#include "schema.sql.c"
// Stored in database as schemaVersion key in Config.
// If not present, database is assumed to be empty and at the current schema version
// and this key/value is added automatically.
#define ZT_NETCONF_SQLITE_SCHEMA_VERSION 4
#define ZT_NETCONF_SQLITE_SCHEMA_VERSION_STR "4"
// API version reported via JSON control plane
#define ZT_NETCONF_CONTROLLER_API_VERSION 2
// Number of requests to remember in member history
#define ZT_NETCONF_DB_MEMBER_HISTORY_LENGTH 8
// Min duration between requests for an address/nwid combo to prevent floods
#define ZT_NETCONF_MIN_REQUEST_PERIOD 1000
// Delay between backups in milliseconds
#define ZT_NETCONF_BACKUP_PERIOD 300000
// Nodes are considered active if they've queried in less than this long
#define ZT_NETCONF_NODE_ACTIVE_THRESHOLD ((ZT_NETWORK_AUTOCONF_DELAY * 2) + 5000)
// Flags for Network 'flags' field in table
#define ZT_DB_NETWORK_FLAG_ZT_MANAGED_V4_AUTO_ASSIGN 1
#define ZT_DB_NETWORK_FLAG_ZT_MANAGED_V6_RFC4193 2
#define ZT_DB_NETWORK_FLAG_ZT_MANAGED_V6_6PLANE 4
#define ZT_DB_NETWORK_FLAG_ZT_MANAGED_V6_AUTO_ASSIGN 8
// Flags with all V6 managed mode flags flipped off -- for masking in update operation and in string form for SQL building
#define ZT_DB_NETWORK_FLAG_ZT_MANAGED_V6_MASK_S "268435441"
// Uncomment to trace Sqlite for debugging
//#define ZT_NETCONF_SQLITE_TRACE 1
namespace ZeroTier {
namespace {
static std::string _jsonEscape(const char *s)
{
if (!s)
return std::string();
std::string buf;
for(const char *p=s;(*p);++p) {
switch(*p) {
case '\t': buf.append("\\t"); break;
case '\b': buf.append("\\b"); break;
case '\r': buf.append("\\r"); break;
case '\n': buf.append("\\n"); break;
case '\f': buf.append("\\f"); break;
case '"': buf.append("\\\""); break;
case '\\': buf.append("\\\\"); break;
case '/': buf.append("\\/"); break;
default: buf.push_back(*p); break;
}
}
return buf;
}
static std::string _jsonEscape(const std::string &s) { return _jsonEscape(s.c_str()); }
// Converts an InetAddress to a blob and an int for storage in database
static void _ipToBlob(const InetAddress &a,char *ipBlob,int &ipVersion) /* blob[16] */
{
switch(a.ss_family) {
case AF_INET:
memset(ipBlob,0,12);
memcpy(ipBlob + 12,a.rawIpData(),4);
ipVersion = 4;
break;
case AF_INET6:
memcpy(ipBlob,a.rawIpData(),16);
ipVersion = 6;
break;
}
}
// Member.recentHistory is stored in a BLOB as an array of strings containing JSON objects.
// This is kind of hacky but efficient and quick to parse and send to the client.
class MemberRecentHistory : public std::list<std::string>
{
public:
inline std::string toBlob() const
{
std::string b;
for(const_iterator i(begin());i!=end();++i) {
b.append(*i);
b.push_back((char)0);
}
return b;
}
inline void fromBlob(const char *blob,unsigned int len)
{
for(unsigned int i=0,k=0;i<len;++i) {
if (!blob[i]) {
push_back(std::string(blob + k,i - k));
k = i + 1;
}
}
}
};
struct MemberRecord
{
sqlite3_int64 rowid;
char nodeId[16];
bool authorized;
bool activeBridge;
uint64_t lastRequestTime;
MemberRecentHistory recentHistory;
MemberRecord() :
rowid(0),
authorized(false),
activeBridge(false),
lastRequestTime(0)
{
nodeId[0] = (char)0;
}
};
struct NetworkRecord
{
char id[24];
const char *name;
int flags;
bool isPrivate;
bool enableBroadcast;
bool allowPassiveBridging;
int multicastLimit;
uint64_t creationTime;
uint64_t revision;
uint64_t memberRevisionCounter;
NetworkRecord() :
name((const char *)0),
flags(0),
isPrivate(true),
enableBroadcast(false),
allowPassiveBridging(false),
multicastLimit(0),
creationTime(0),
revision(0),
memberRevisionCounter(0)
{
id[0] = (char)0;
}
};
#ifdef ZT_NETCONF_SQLITE_TRACE
static void sqliteTraceFunc(void *ptr,const char *s)
{
fprintf(stderr,"SQLITE: %s\n",s);
}
#endif
} // anonymous namespace
SqliteNetworkController::SqliteNetworkController(Node *node,const char *dbPath,const char *circuitTestPath) :
_node(node),
_backupThreadRun(true),
_backupNeeded(true),
_dbPath(dbPath),
_circuitTestPath(circuitTestPath),
_db((sqlite3 *)0)
{
if (sqlite3_open_v2(dbPath,&_db,SQLITE_OPEN_READWRITE|SQLITE_OPEN_CREATE,(const char *)0) != SQLITE_OK)
throw std::runtime_error("SqliteNetworkController cannot open database file");
sqlite3_busy_timeout(_db,10000);
sqlite3_exec(_db,"PRAGMA synchronous = OFF",0,0,0);
sqlite3_exec(_db,"PRAGMA journal_mode = MEMORY",0,0,0);
sqlite3_stmt *s = (sqlite3_stmt *)0;
if ((sqlite3_prepare_v2(_db,"SELECT v FROM Config WHERE k = 'schemaVersion';",-1,&s,(const char **)0) == SQLITE_OK)&&(s)) {
int schemaVersion = -1234;
if (sqlite3_step(s) == SQLITE_ROW) {
schemaVersion = sqlite3_column_int(s,0);
}
sqlite3_finalize(s);
if (schemaVersion == -1234) {
sqlite3_close(_db);
throw std::runtime_error("SqliteNetworkController schemaVersion not found in Config table (init failure?)");
}
if (schemaVersion < 2) {
// Create NodeHistory table to upgrade from version 1 to version 2
if (sqlite3_exec(_db,
"CREATE TABLE NodeHistory (\n"
" nodeId char(10) NOT NULL REFERENCES Node(id) ON DELETE CASCADE,\n"
" networkId char(16) NOT NULL REFERENCES Network(id) ON DELETE CASCADE,\n"
" networkVisitCounter INTEGER NOT NULL DEFAULT(0),\n"
" networkRequestAuthorized INTEGER NOT NULL DEFAULT(0),\n"
" requestTime INTEGER NOT NULL DEFAULT(0),\n"
" clientMajorVersion INTEGER NOT NULL DEFAULT(0),\n"
" clientMinorVersion INTEGER NOT NULL DEFAULT(0),\n"
" clientRevision INTEGER NOT NULL DEFAULT(0),\n"
" networkRequestMetaData VARCHAR(1024),\n"
" fromAddress VARCHAR(128)\n"
");\n"
"CREATE INDEX NodeHistory_nodeId ON NodeHistory (nodeId);\n"
"CREATE INDEX NodeHistory_networkId ON NodeHistory (networkId);\n"
"CREATE INDEX NodeHistory_requestTime ON NodeHistory (requestTime);\n"
"UPDATE \"Config\" SET \"v\" = 2 WHERE \"k\" = 'schemaVersion';\n"
,0,0,0) != SQLITE_OK) {
char err[1024];
Utils::snprintf(err,sizeof(err),"SqliteNetworkController cannot upgrade the database to version 2: %s",sqlite3_errmsg(_db));
sqlite3_close(_db);
throw std::runtime_error(err);
} else {
schemaVersion = 2;
}
}
if (schemaVersion < 3) {
// Create Route table to upgrade from version 2 to version 3 and migrate old
// data. Also delete obsolete Gateway table that was never actually used, and
// migrate Network flags to a bitwise flags field instead of ASCII cruft.
if (sqlite3_exec(_db,
"DROP TABLE Gateway;\n"
"CREATE TABLE Route (\n"
" networkId char(16) NOT NULL REFERENCES Network(id) ON DELETE CASCADE,\n"
" target blob(16) NOT NULL,\n"
" via blob(16),\n"
" targetNetmaskBits integer NOT NULL,\n"
" ipVersion integer NOT NULL,\n"
" flags integer NOT NULL,\n"
" metric integer NOT NULL\n"
");\n"
"CREATE INDEX Route_networkId ON Route (networkId);\n"
"INSERT INTO Route SELECT DISTINCT networkId,\"ip\" AS \"target\",NULL AS \"via\",ipNetmaskBits AS targetNetmaskBits,ipVersion,0 AS \"flags\",0 AS \"metric\" FROM IpAssignment WHERE nodeId IS NULL AND \"type\" = 1;\n"
"ALTER TABLE Network ADD COLUMN \"flags\" integer NOT NULL DEFAULT(0);\n"
"UPDATE Network SET \"flags\" = (\"flags\" | 1) WHERE v4AssignMode = 'zt';\n"
"UPDATE Network SET \"flags\" = (\"flags\" | 2) WHERE v6AssignMode = 'rfc4193';\n"
"UPDATE Network SET \"flags\" = (\"flags\" | 4) WHERE v6AssignMode = '6plane';\n"
"ALTER TABLE Member ADD COLUMN \"flags\" integer NOT NULL DEFAULT(0);\n"
"DELETE FROM IpAssignment WHERE nodeId IS NULL AND \"type\" = 1;\n"
"UPDATE \"Config\" SET \"v\" = 3 WHERE \"k\" = 'schemaVersion';\n"
,0,0,0) != SQLITE_OK) {
char err[1024];
Utils::snprintf(err,sizeof(err),"SqliteNetworkController cannot upgrade the database to version 3: %s",sqlite3_errmsg(_db));
sqlite3_close(_db);
throw std::runtime_error(err);
} else {
schemaVersion = 3;
}
}
if (schemaVersion < 4) {
// Turns out this was overkill and a huge performance drag. Will be revisiting this
// more later but for now a brief snapshot of recent history stored in Member is fine.
// Also prepare for implementation of proof of work requests.
if (sqlite3_exec(_db,
"DROP TABLE NodeHistory;\n"
"ALTER TABLE Member ADD COLUMN lastRequestTime integer NOT NULL DEFAULT(0);\n"
"ALTER TABLE Member ADD COLUMN lastPowDifficulty integer NOT NULL DEFAULT(0);\n"
"ALTER TABLE Member ADD COLUMN lastPowTime integer NOT NULL DEFAULT(0);\n"
"ALTER TABLE Member ADD COLUMN recentHistory blob;\n"
"CREATE INDEX Member_networkId_lastRequestTime ON Member(networkId, lastRequestTime);\n"
"UPDATE \"Config\" SET \"v\" = 4 WHERE \"k\" = 'schemaVersion';\n"
,0,0,0) != SQLITE_OK) {
char err[1024];
Utils::snprintf(err,sizeof(err),"SqliteNetworkController cannot upgrade the database to version 3: %s",sqlite3_errmsg(_db));
sqlite3_close(_db);
throw std::runtime_error(err);
} else {
schemaVersion = 4;
}
}
if (schemaVersion != ZT_NETCONF_SQLITE_SCHEMA_VERSION) {
sqlite3_close(_db);
throw std::runtime_error("SqliteNetworkController database schema version mismatch");
}
} else {
// Prepare statement will fail if Config table doesn't exist, which means our DB
// needs to be initialized.
if (sqlite3_exec(_db,ZT_NETCONF_SCHEMA_SQL"INSERT INTO Config (k,v) VALUES ('schemaVersion',"ZT_NETCONF_SQLITE_SCHEMA_VERSION_STR");",0,0,0) != SQLITE_OK) {
char err[1024];
Utils::snprintf(err,sizeof(err),"SqliteNetworkController cannot initialize database and/or insert schemaVersion into Config table: %s",sqlite3_errmsg(_db));
sqlite3_close(_db);
throw std::runtime_error(err);
}
}
if (
/* Network */
(sqlite3_prepare_v2(_db,"SELECT name,private,enableBroadcast,allowPassiveBridging,\"flags\",multicastLimit,creationTime,revision,memberRevisionCounter,(SELECT COUNT(1) FROM Member WHERE Member.networkId = Network.id AND Member.authorized > 0) FROM Network WHERE id = ?",-1,&_sGetNetworkById,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"SELECT revision FROM Network WHERE id = ?",-1,&_sGetNetworkRevision,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"UPDATE Network SET revision = ? WHERE id = ?",-1,&_sSetNetworkRevision,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"INSERT INTO Network (id,name,creationTime,revision) VALUES (?,?,?,1)",-1,&_sCreateNetwork,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"DELETE FROM Network WHERE id = ?",-1,&_sDeleteNetwork,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"SELECT id FROM Network ORDER BY id ASC",-1,&_sListNetworks,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"UPDATE Network SET memberRevisionCounter = (memberRevisionCounter + 1) WHERE id = ?",-1,&_sIncrementMemberRevisionCounter,(const char **)0) != SQLITE_OK)
/* Node */
||(sqlite3_prepare_v2(_db,"SELECT identity FROM Node WHERE id = ?",-1,&_sGetNodeIdentity,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"INSERT OR REPLACE INTO Node (id,identity) VALUES (?,?)",-1,&_sCreateOrReplaceNode,(const char **)0) != SQLITE_OK)
/* Rule */
||(sqlite3_prepare_v2(_db,"SELECT etherType FROM Rule WHERE networkId = ? AND \"action\" = 'accept'",-1,&_sGetEtherTypesFromRuleTable,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"INSERT INTO Rule (networkId,ruleNo,nodeId,sourcePort,destPort,vlanId,vlanPcP,etherType,macSource,macDest,ipSource,ipDest,ipTos,ipProtocol,ipSourcePort,ipDestPort,flags,invFlags,\"action\") VALUES (?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?)",-1,&_sCreateRule,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"SELECT ruleNo,nodeId,sourcePort,destPort,vlanId,vlanPcp,etherType,macSource,macDest,ipSource,ipDest,ipTos,ipProtocol,ipSourcePort,ipDestPort,\"flags\",invFlags,\"action\" FROM Rule WHERE networkId = ? ORDER BY ruleNo ASC",-1,&_sListRules,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"DELETE FROM Rule WHERE networkId = ?",-1,&_sDeleteRulesForNetwork,(const char **)0) != SQLITE_OK)
/* IpAssignmentPool */
||(sqlite3_prepare_v2(_db,"SELECT ipRangeStart,ipRangeEnd FROM IpAssignmentPool WHERE networkId = ? AND ipVersion = ?",-1,&_sGetIpAssignmentPools,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"SELECT ipRangeStart,ipRangeEnd,ipVersion FROM IpAssignmentPool WHERE networkId = ? ORDER BY ipRangeStart ASC",-1,&_sGetIpAssignmentPools2,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"INSERT INTO IpAssignmentPool (networkId,ipRangeStart,ipRangeEnd,ipVersion) VALUES (?,?,?,?)",-1,&_sCreateIpAssignmentPool,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"DELETE FROM IpAssignmentPool WHERE networkId = ?",-1,&_sDeleteIpAssignmentPoolsForNetwork,(const char **)0) != SQLITE_OK)
/* IpAssignment */
||(sqlite3_prepare_v2(_db,"SELECT ip,ipNetmaskBits,ipVersion FROM IpAssignment WHERE networkId = ? AND nodeId = ? AND \"type\" = 0 ORDER BY ip ASC",-1,&_sGetIpAssignmentsForNode,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"SELECT 1 FROM IpAssignment WHERE networkId = ? AND ip = ? AND ipVersion = ? AND \"type\" = ?",-1,&_sCheckIfIpIsAllocated,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"INSERT INTO IpAssignment (networkId,nodeId,\"type\",ip,ipNetmaskBits,ipVersion) VALUES (?,?,?,?,?,?)",-1,&_sAllocateIp,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"DELETE FROM IpAssignment WHERE networkId = ? AND nodeId = ? AND \"type\" = ?",-1,&_sDeleteIpAllocations,(const char **)0) != SQLITE_OK)
/* Relay */
||(sqlite3_prepare_v2(_db,"SELECT \"address\",\"phyAddress\" FROM Relay WHERE \"networkId\" = ? ORDER BY \"address\" ASC",-1,&_sGetRelays,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"DELETE FROM Relay WHERE networkId = ?",-1,&_sDeleteRelaysForNetwork,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"INSERT INTO Relay (\"networkId\",\"address\",\"phyAddress\") VALUES (?,?,?)",-1,&_sCreateRelay,(const char **)0) != SQLITE_OK)
/* Member */
||(sqlite3_prepare_v2(_db,"SELECT rowid,authorized,activeBridge,memberRevision,\"flags\",lastRequestTime,recentHistory FROM Member WHERE networkId = ? AND nodeId = ?",-1,&_sGetMember,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"SELECT m.authorized,m.activeBridge,m.memberRevision,n.identity,m.flags,m.lastRequestTime,m.recentHistory FROM Member AS m LEFT OUTER JOIN Node AS n ON n.id = m.nodeId WHERE m.networkId = ? AND m.nodeId = ?",-1,&_sGetMember2,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"INSERT INTO Member (networkId,nodeId,authorized,activeBridge,memberRevision) VALUES (?,?,?,0,(SELECT memberRevisionCounter FROM Network WHERE id = ?))",-1,&_sCreateMember,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"SELECT nodeId FROM Member WHERE networkId = ? AND activeBridge > 0 AND authorized > 0",-1,&_sGetActiveBridges,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"SELECT m.nodeId,m.memberRevision FROM Member AS m WHERE m.networkId = ? ORDER BY m.nodeId ASC",-1,&_sListNetworkMembers,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"UPDATE Member SET authorized = ?,memberRevision = (SELECT memberRevisionCounter FROM Network WHERE id = ?) WHERE rowid = ?",-1,&_sUpdateMemberAuthorized,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"UPDATE Member SET activeBridge = ?,memberRevision = (SELECT memberRevisionCounter FROM Network WHERE id = ?) WHERE rowid = ?",-1,&_sUpdateMemberActiveBridge,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"UPDATE Member SET \"lastRequestTime\" = ?, \"recentHistory\" = ? WHERE rowid = ?",-1,&_sUpdateMemberHistory,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"DELETE FROM Member WHERE networkId = ? AND nodeId = ?",-1,&_sDeleteMember,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"DELETE FROM Member WHERE networkId = ?",-1,&_sDeleteAllNetworkMembers,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"SELECT nodeId,recentHistory FROM Member WHERE networkId = ? AND lastRequestTime >= ?",-1,&_sGetActiveNodesOnNetwork,(const char **)0) != SQLITE_OK)
/* Route */
||(sqlite3_prepare_v2(_db,"INSERT INTO Route (networkId,target,via,targetNetmaskBits,ipVersion,flags,metric) VALUES (?,?,?,?,?,?,?)",-1,&_sCreateRoute,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"SELECT DISTINCT target,via,targetNetmaskBits,ipVersion,flags,metric FROM \"Route\" WHERE networkId = ? ORDER BY ipVersion,target,via",-1,&_sGetRoutes,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"DELETE FROM \"Route\" WHERE networkId = ?",-1,&_sDeleteRoutes,(const char **)0) != SQLITE_OK)
/* Config */
||(sqlite3_prepare_v2(_db,"SELECT \"v\" FROM \"Config\" WHERE \"k\" = ?",-1,&_sGetConfig,(const char **)0) != SQLITE_OK)
||(sqlite3_prepare_v2(_db,"INSERT OR REPLACE INTO \"Config\" (\"k\",\"v\") VALUES (?,?)",-1,&_sSetConfig,(const char **)0) != SQLITE_OK)
) {
std::string err(std::string("SqliteNetworkController unable to initialize one or more prepared statements: ") + sqlite3_errmsg(_db));
sqlite3_close(_db);
throw std::runtime_error(err);
}
/* Generate a 128-bit / 32-character "instance ID" if one isn't already
* defined. Clients can use this to determine if this is the same controller
* database they know and love. */
sqlite3_reset(_sGetConfig);
sqlite3_bind_text(_sGetConfig,1,"instanceId",10,SQLITE_STATIC);
if (sqlite3_step(_sGetConfig) != SQLITE_ROW) {
unsigned char sr[32];
Utils::getSecureRandom(sr,32);
for(unsigned int i=0;i<32;++i)
_instanceId.push_back("0123456789abcdef"[(unsigned int)sr[i] & 0xf]);
sqlite3_reset(_sSetConfig);
sqlite3_bind_text(_sSetConfig,1,"instanceId",10,SQLITE_STATIC);
sqlite3_bind_text(_sSetConfig,2,_instanceId.c_str(),-1,SQLITE_STATIC);
if (sqlite3_step(_sSetConfig) != SQLITE_DONE)
throw std::runtime_error("SqliteNetworkController unable to read or initialize instanceId");
} else {
const char *iid = reinterpret_cast<const char *>(sqlite3_column_text(_sGetConfig,0));
if (!iid)
throw std::runtime_error("SqliteNetworkController unable to read instanceId (it's NULL)");
_instanceId = iid;
}
#ifdef ZT_NETCONF_SQLITE_TRACE
sqlite3_trace(_db,sqliteTraceFunc,(void *)0);
#endif
_backupThread = Thread::start(this);
}
SqliteNetworkController::~SqliteNetworkController()
{
_backupThreadRun = false;
Thread::join(_backupThread);
Mutex::Lock _l(_lock);
if (_db) {
sqlite3_finalize(_sGetNetworkById);
sqlite3_finalize(_sGetMember);
sqlite3_finalize(_sCreateMember);
sqlite3_finalize(_sGetNodeIdentity);
sqlite3_finalize(_sCreateOrReplaceNode);
sqlite3_finalize(_sGetEtherTypesFromRuleTable);
sqlite3_finalize(_sGetActiveBridges);
sqlite3_finalize(_sGetIpAssignmentsForNode);
sqlite3_finalize(_sGetIpAssignmentPools);
sqlite3_finalize(_sCheckIfIpIsAllocated);
sqlite3_finalize(_sAllocateIp);
sqlite3_finalize(_sDeleteIpAllocations);
sqlite3_finalize(_sGetRelays);
sqlite3_finalize(_sListNetworks);
sqlite3_finalize(_sListNetworkMembers);
sqlite3_finalize(_sGetMember2);
sqlite3_finalize(_sGetIpAssignmentPools2);
sqlite3_finalize(_sListRules);
sqlite3_finalize(_sCreateRule);
sqlite3_finalize(_sCreateNetwork);
sqlite3_finalize(_sGetNetworkRevision);
sqlite3_finalize(_sSetNetworkRevision);
sqlite3_finalize(_sDeleteRelaysForNetwork);
sqlite3_finalize(_sCreateRelay);
sqlite3_finalize(_sDeleteIpAssignmentPoolsForNetwork);
sqlite3_finalize(_sDeleteRulesForNetwork);
sqlite3_finalize(_sCreateIpAssignmentPool);
sqlite3_finalize(_sUpdateMemberAuthorized);
sqlite3_finalize(_sUpdateMemberActiveBridge);
sqlite3_finalize(_sUpdateMemberHistory);
sqlite3_finalize(_sDeleteMember);
sqlite3_finalize(_sDeleteAllNetworkMembers);
sqlite3_finalize(_sGetActiveNodesOnNetwork);
sqlite3_finalize(_sDeleteNetwork);
sqlite3_finalize(_sCreateRoute);
sqlite3_finalize(_sGetRoutes);
sqlite3_finalize(_sDeleteRoutes);
sqlite3_finalize(_sIncrementMemberRevisionCounter);
sqlite3_finalize(_sGetConfig);
sqlite3_finalize(_sSetConfig);
sqlite3_close(_db);
}
}
NetworkController::ResultCode SqliteNetworkController::doNetworkConfigRequest(const InetAddress &fromAddr,const Identity &signingId,const Identity &identity,uint64_t nwid,const Dictionary<ZT_NETWORKCONFIG_DICT_CAPACITY> &metaData,NetworkConfig &nc)
{
if (((!signingId)||(!signingId.hasPrivate()))||(signingId.address().toInt() != (nwid >> 24))) {
return NetworkController::NETCONF_QUERY_INTERNAL_SERVER_ERROR;
}
const uint64_t now = OSUtils::now();
NetworkRecord network;
Utils::snprintf(network.id,sizeof(network.id),"%.16llx",(unsigned long long)nwid);
MemberRecord member;
Utils::snprintf(member.nodeId,sizeof(member.nodeId),"%.10llx",(unsigned long long)identity.address().toInt());
{ // begin lock
Mutex::Lock _l(_lock);
// Check rate limit circuit breaker to prevent flooding
{
uint64_t &lrt = _lastRequestTime[std::pair<uint64_t,uint64_t>(identity.address().toInt(),nwid)];
if ((now - lrt) <= ZT_NETCONF_MIN_REQUEST_PERIOD)
return NetworkController::NETCONF_QUERY_IGNORE;
lrt = now;
}
_backupNeeded = true;
// Create Node record or do full identity check if we already have one
sqlite3_reset(_sGetNodeIdentity);
sqlite3_bind_text(_sGetNodeIdentity,1,member.nodeId,10,SQLITE_STATIC);
if (sqlite3_step(_sGetNodeIdentity) == SQLITE_ROW) {
try {
Identity alreadyKnownIdentity((const char *)sqlite3_column_text(_sGetNodeIdentity,0));
if (alreadyKnownIdentity != identity)
return NetworkController::NETCONF_QUERY_ACCESS_DENIED;
} catch ( ... ) { // identity stored in database is not valid or is NULL
return NetworkController::NETCONF_QUERY_ACCESS_DENIED;
}
} else {
std::string idstr(identity.toString(false));
sqlite3_reset(_sCreateOrReplaceNode);
sqlite3_bind_text(_sCreateOrReplaceNode,1,member.nodeId,10,SQLITE_STATIC);
sqlite3_bind_text(_sCreateOrReplaceNode,2,idstr.c_str(),-1,SQLITE_STATIC);
if (sqlite3_step(_sCreateOrReplaceNode) != SQLITE_DONE) {
return NetworkController::NETCONF_QUERY_INTERNAL_SERVER_ERROR;
}
}
// Fetch Network record
sqlite3_reset(_sGetNetworkById);
sqlite3_bind_text(_sGetNetworkById,1,network.id,16,SQLITE_STATIC);
if (sqlite3_step(_sGetNetworkById) == SQLITE_ROW) {
network.name = (const char *)sqlite3_column_text(_sGetNetworkById,0);
network.isPrivate = (sqlite3_column_int(_sGetNetworkById,1) > 0);
network.enableBroadcast = (sqlite3_column_int(_sGetNetworkById,2) > 0);
network.allowPassiveBridging = (sqlite3_column_int(_sGetNetworkById,3) > 0);
network.flags = sqlite3_column_int(_sGetNetworkById,4);
network.multicastLimit = sqlite3_column_int(_sGetNetworkById,5);
network.creationTime = (uint64_t)sqlite3_column_int64(_sGetNetworkById,6);
network.revision = (uint64_t)sqlite3_column_int64(_sGetNetworkById,7);
network.memberRevisionCounter = (uint64_t)sqlite3_column_int64(_sGetNetworkById,8);
} else {
return NetworkController::NETCONF_QUERY_OBJECT_NOT_FOUND;
}
// Fetch or create Member record
sqlite3_reset(_sGetMember);
sqlite3_bind_text(_sGetMember,1,network.id,16,SQLITE_STATIC);
sqlite3_bind_text(_sGetMember,2,member.nodeId,10,SQLITE_STATIC);
if (sqlite3_step(_sGetMember) == SQLITE_ROW) {
member.rowid = sqlite3_column_int64(_sGetMember,0);
member.authorized = (sqlite3_column_int(_sGetMember,1) > 0);
member.activeBridge = (sqlite3_column_int(_sGetMember,2) > 0);
member.lastRequestTime = (uint64_t)sqlite3_column_int64(_sGetMember,5);
const char *rhblob = (const char *)sqlite3_column_blob(_sGetMember,6);
if (rhblob)
member.recentHistory.fromBlob(rhblob,(unsigned int)sqlite3_column_bytes(_sGetMember,6));
} else {
member.authorized = (network.isPrivate ? false : true);
member.activeBridge = false;
sqlite3_reset(_sCreateMember);
sqlite3_bind_text(_sCreateMember,1,network.id,16,SQLITE_STATIC);
sqlite3_bind_text(_sCreateMember,2,member.nodeId,10,SQLITE_STATIC);
sqlite3_bind_int(_sCreateMember,3,(member.authorized ? 1 : 0));
sqlite3_bind_text(_sCreateMember,4,network.id,16,SQLITE_STATIC);
if (sqlite3_step(_sCreateMember) != SQLITE_DONE) {
return NetworkController::NETCONF_QUERY_INTERNAL_SERVER_ERROR;
}
member.rowid = sqlite3_last_insert_rowid(_db);
sqlite3_reset(_sIncrementMemberRevisionCounter);
sqlite3_bind_text(_sIncrementMemberRevisionCounter,1,network.id,16,SQLITE_STATIC);
sqlite3_step(_sIncrementMemberRevisionCounter);
}
// Update Member.history
{
char mh[1024];
Utils::snprintf(mh,sizeof(mh),
"{\"ts\":%llu,\"authorized\":%s,\"clientMajorVersion\":%u,\"clientMinorVersion\":%u,\"clientRevision\":%u,\"fromAddr\":",
(unsigned long long)now,
((member.authorized) ? "true" : "false"),
metaData.getUI(ZT_NETWORKCONFIG_REQUEST_METADATA_KEY_NODE_MAJOR_VERSION,0),
metaData.getUI(ZT_NETWORKCONFIG_REQUEST_METADATA_KEY_NODE_MINOR_VERSION,0),
metaData.getUI(ZT_NETWORKCONFIG_REQUEST_METADATA_KEY_NODE_REVISION,0));
member.recentHistory.push_front(std::string(mh));
if (fromAddr) {
member.recentHistory.front().push_back('"');
member.recentHistory.front().append(_jsonEscape(fromAddr.toString()));
member.recentHistory.front().append("\"}");
} else {
member.recentHistory.front().append("null}");
}
while (member.recentHistory.size() > ZT_NETCONF_DB_MEMBER_HISTORY_LENGTH)
member.recentHistory.pop_back();
std::string rhblob(member.recentHistory.toBlob());
sqlite3_reset(_sUpdateMemberHistory);
sqlite3_clear_bindings(_sUpdateMemberHistory);
sqlite3_bind_int64(_sUpdateMemberHistory,1,(sqlite3_int64)now);
sqlite3_bind_blob(_sUpdateMemberHistory,2,(const void *)rhblob.data(),(int)rhblob.length(),SQLITE_STATIC);
sqlite3_bind_int64(_sUpdateMemberHistory,3,member.rowid);
sqlite3_step(_sUpdateMemberHistory);
}
// Don't proceed if member is not authorized! ---------------------------
if (!member.authorized)
return NetworkController::NETCONF_QUERY_ACCESS_DENIED;
// Create network configuration -- we create both legacy and new types and send both for backward compatibility
// New network config structure
nc.networkId = Utils::hexStrToU64(network.id);
nc.type = network.isPrivate ? ZT_NETWORK_TYPE_PRIVATE : ZT_NETWORK_TYPE_PUBLIC;
nc.timestamp = now;
nc.revision = network.revision;
nc.issuedTo = member.nodeId;
if (network.enableBroadcast) nc.flags |= ZT_NETWORKCONFIG_FLAG_ENABLE_BROADCAST;
if (network.allowPassiveBridging) nc.flags |= ZT_NETWORKCONFIG_FLAG_ALLOW_PASSIVE_BRIDGING;
memcpy(nc.name,network.name,std::min((unsigned int)ZT_MAX_NETWORK_SHORT_NAME_LENGTH,(unsigned int)strlen(network.name)));
{ // TODO: right now only etherTypes are supported in rules
std::vector<int> allowedEtherTypes;
sqlite3_reset(_sGetEtherTypesFromRuleTable);
sqlite3_bind_text(_sGetEtherTypesFromRuleTable,1,network.id,16,SQLITE_STATIC);
while (sqlite3_step(_sGetEtherTypesFromRuleTable) == SQLITE_ROW) {
if (sqlite3_column_type(_sGetEtherTypesFromRuleTable,0) == SQLITE_NULL) {
allowedEtherTypes.clear();
allowedEtherTypes.push_back(0); // NULL 'allow' matches ANY
break;
} else {
int et = sqlite3_column_int(_sGetEtherTypesFromRuleTable,0);
if ((et >= 0)&&(et <= 0xffff))
allowedEtherTypes.push_back(et);
}
}
std::sort(allowedEtherTypes.begin(),allowedEtherTypes.end());
allowedEtherTypes.erase(std::unique(allowedEtherTypes.begin(),allowedEtherTypes.end()),allowedEtherTypes.end());
for(long i=0;i<(long)allowedEtherTypes.size();++i) {
if ((nc.ruleCount + 2) > ZT_MAX_NETWORK_RULES)
break;
if (allowedEtherTypes[i] > 0) {
nc.rules[nc.ruleCount].t = ZT_NETWORK_RULE_MATCH_ETHERTYPE;
nc.rules[nc.ruleCount].v.etherType = (uint16_t)allowedEtherTypes[i];
++nc.ruleCount;
}
nc.rules[nc.ruleCount++].t = ZT_NETWORK_RULE_ACTION_ACCEPT;
}
}
nc.multicastLimit = network.multicastLimit;
bool amActiveBridge = false;
{
sqlite3_reset(_sGetActiveBridges);
sqlite3_bind_text(_sGetActiveBridges,1,network.id,16,SQLITE_STATIC);
while (sqlite3_step(_sGetActiveBridges) == SQLITE_ROW) {
const char *ab = (const char *)sqlite3_column_text(_sGetActiveBridges,0);
if ((ab)&&(strlen(ab) == 10)) {
const uint64_t ab2 = Utils::hexStrToU64(ab);
nc.addSpecialist(Address(ab2),ZT_NETWORKCONFIG_SPECIALIST_TYPE_ACTIVE_BRIDGE);
if (!strcmp(member.nodeId,ab))
amActiveBridge = true;
}
}
}
// Do not send relays to 1.1.0 since it had a serious bug in using them
// 1.1.0 will still work, it'll just fall back to roots instead of using network preferred relays
if (!((metaData.getUI(ZT_NETWORKCONFIG_REQUEST_METADATA_KEY_NODE_MAJOR_VERSION,0) == 1)&&(metaData.getUI(ZT_NETWORKCONFIG_REQUEST_METADATA_KEY_NODE_MINOR_VERSION,0) == 1)&&(metaData.getUI(ZT_NETWORKCONFIG_REQUEST_METADATA_KEY_NODE_REVISION,0) == 0))) {
sqlite3_reset(_sGetRelays);
sqlite3_bind_text(_sGetRelays,1,network.id,16,SQLITE_STATIC);
while (sqlite3_step(_sGetRelays) == SQLITE_ROW) {
const char *n = (const char *)sqlite3_column_text(_sGetRelays,0);
const char *a = (const char *)sqlite3_column_text(_sGetRelays,1);
if ((n)&&(a)) {
Address node(n);
InetAddress addr(a);
if (node)
nc.addSpecialist(node,ZT_NETWORKCONFIG_SPECIALIST_TYPE_NETWORK_PREFERRED_RELAY);
}
}
}
sqlite3_reset(_sGetRoutes);
sqlite3_bind_text(_sGetRoutes,1,network.id,16,SQLITE_STATIC);
while ((sqlite3_step(_sGetRoutes) == SQLITE_ROW)&&(nc.routeCount < ZT_MAX_NETWORK_ROUTES)) {
ZT_VirtualNetworkRoute *r = &(nc.routes[nc.routeCount]);
memset(r,0,sizeof(ZT_VirtualNetworkRoute));
switch(sqlite3_column_int(_sGetRoutes,3)) { // ipVersion
case 4:
*(reinterpret_cast<InetAddress *>(&(r->target))) = InetAddress((const void *)((const char *)sqlite3_column_blob(_sGetRoutes,0) + 12),4,(unsigned int)sqlite3_column_int(_sGetRoutes,2));
break;
case 6:
*(reinterpret_cast<InetAddress *>(&(r->target))) = InetAddress((const void *)sqlite3_column_blob(_sGetRoutes,0),16,(unsigned int)sqlite3_column_int(_sGetRoutes,2));
break;
default:
continue;
}
if (sqlite3_column_type(_sGetRoutes,1) != SQLITE_NULL) {
switch(sqlite3_column_int(_sGetRoutes,3)) { // ipVersion
case 4:
*(reinterpret_cast<InetAddress *>(&(r->via))) = InetAddress((const void *)((const char *)sqlite3_column_blob(_sGetRoutes,1) + 12),4,0);
break;
case 6:
*(reinterpret_cast<InetAddress *>(&(r->via))) = InetAddress((const void *)sqlite3_column_blob(_sGetRoutes,1),16,0);
break;
default:
continue;
}
}
r->flags = (uint16_t)sqlite3_column_int(_sGetRoutes,4);
r->metric = (uint16_t)sqlite3_column_int(_sGetRoutes,5);
++nc.routeCount;
}
// Assign special IPv6 addresses if these are enabled
if (((network.flags & ZT_DB_NETWORK_FLAG_ZT_MANAGED_V6_RFC4193) != 0)&&(nc.staticIpCount < ZT_MAX_ZT_ASSIGNED_ADDRESSES)) {
nc.staticIps[nc.staticIpCount++] = InetAddress::makeIpv6rfc4193(nwid,identity.address().toInt());
nc.flags |= ZT_NETWORKCONFIG_FLAG_ENABLE_IPV6_NDP_EMULATION;
}
if (((network.flags & ZT_DB_NETWORK_FLAG_ZT_MANAGED_V6_6PLANE) != 0)&&(nc.staticIpCount < ZT_MAX_ZT_ASSIGNED_ADDRESSES)) {
nc.staticIps[nc.staticIpCount++] = InetAddress::makeIpv66plane(nwid,identity.address().toInt());
nc.flags |= ZT_NETWORKCONFIG_FLAG_ENABLE_IPV6_NDP_EMULATION;
}
// Get managed addresses that are assigned to this member
bool haveManagedIpv4AutoAssignment = false;
bool haveManagedIpv6AutoAssignment = false; // "special" NDP-emulated address types do not count
sqlite3_reset(_sGetIpAssignmentsForNode);
sqlite3_bind_text(_sGetIpAssignmentsForNode,1,network.id,16,SQLITE_STATIC);
sqlite3_bind_text(_sGetIpAssignmentsForNode,2,member.nodeId,10,SQLITE_STATIC);
while (sqlite3_step(_sGetIpAssignmentsForNode) == SQLITE_ROW) {
const unsigned char *const ipbytes = (const unsigned char *)sqlite3_column_blob(_sGetIpAssignmentsForNode,0);
if ((!ipbytes)||(sqlite3_column_bytes(_sGetIpAssignmentsForNode,0) != 16))
continue;
//const int ipNetmaskBits = sqlite3_column_int(_sGetIpAssignmentsForNode,1);
const int ipVersion = sqlite3_column_int(_sGetIpAssignmentsForNode,2);
InetAddress ip;
if (ipVersion == 4)
ip = InetAddress(ipbytes + 12,4,0);
else if (ipVersion == 6)
ip = InetAddress(ipbytes,16,0);
else continue;
// IP assignments are only pushed if there is a corresponding local route. We also now get the netmask bits from
// this route, ignoring the netmask bits field of the assigned IP itself. Using that was worthless and a source
// of user error / poor UX.
int routedNetmaskBits = 0;
for(unsigned int rk=0;rk<nc.routeCount;++rk) {
if ( (!nc.routes[rk].via.ss_family) && (reinterpret_cast<const InetAddress *>(&(nc.routes[rk].target))->containsAddress(ip)) )
routedNetmaskBits = reinterpret_cast<const InetAddress *>(&(nc.routes[rk].target))->netmaskBits();
}
if (routedNetmaskBits > 0) {
if (nc.staticIpCount < ZT_MAX_ZT_ASSIGNED_ADDRESSES) {
ip.setPort(routedNetmaskBits);
nc.staticIps[nc.staticIpCount++] = ip;
}
if (ipVersion == 4)
haveManagedIpv4AutoAssignment = true;
else if (ipVersion == 6)
haveManagedIpv6AutoAssignment = true;
}
}
// Auto-assign IPv6 address if auto-assignment is enabled and it's needed
if ( ((network.flags & ZT_DB_NETWORK_FLAG_ZT_MANAGED_V6_AUTO_ASSIGN) != 0) && (!haveManagedIpv6AutoAssignment) && (!amActiveBridge) ) {
sqlite3_reset(_sGetIpAssignmentPools);
sqlite3_bind_text(_sGetIpAssignmentPools,1,network.id,16,SQLITE_STATIC);
sqlite3_bind_int(_sGetIpAssignmentPools,2,6); // 6 == IPv6
while (sqlite3_step(_sGetIpAssignmentPools) == SQLITE_ROW) {
const uint8_t *const ipRangeStartB = reinterpret_cast<const unsigned char *>(sqlite3_column_blob(_sGetIpAssignmentPools,0));
const uint8_t *const ipRangeEndB = reinterpret_cast<const unsigned char *>(sqlite3_column_blob(_sGetIpAssignmentPools,1));
if ((!ipRangeStartB)||(!ipRangeEndB)||(sqlite3_column_bytes(_sGetIpAssignmentPools,0) != 16)||(sqlite3_column_bytes(_sGetIpAssignmentPools,1) != 16))
continue;
uint64_t s[2],e[2],x[2],xx[2];
memcpy(s,ipRangeStartB,16);
memcpy(e,ipRangeEndB,16);
s[0] = Utils::ntoh(s[0]);
s[1] = Utils::ntoh(s[1]);
e[0] = Utils::ntoh(e[0]);
e[1] = Utils::ntoh(e[1]);
x[0] = s[0];
x[1] = s[1];
for(unsigned int trialCount=0;trialCount<1000;++trialCount) {
if ((trialCount == 0)&&(e[1] > s[1])&&((e[1] - s[1]) >= 0xffffffffffULL)) {
// First see if we can just cram a ZeroTier ID into the higher 64 bits. If so do that.
xx[0] = Utils::hton(x[0]);
xx[1] = Utils::hton(x[1] + identity.address().toInt());
} else {
// Otherwise pick random addresses -- this technically doesn't explore the whole range if the lower 64 bit range is >= 1 but that won't matter since that would be huge anyway
Utils::getSecureRandom((void *)xx,16);
if ((e[0] > s[0]))
xx[0] %= (e[0] - s[0]);
else xx[0] = 0;
if ((e[1] > s[1]))
xx[1] %= (e[1] - s[1]);
else xx[1] = 0;
xx[0] = Utils::hton(x[0] + xx[0]);
xx[1] = Utils::hton(x[1] + xx[1]);
}
InetAddress ip6((const void *)xx,16,0);
// Check if this IP is within a local-to-Ethernet routed network
int routedNetmaskBits = 0;
for(unsigned int rk=0;rk<nc.routeCount;++rk) {
if ( (!nc.routes[rk].via.ss_family) && (nc.routes[rk].target.ss_family == AF_INET6) && (reinterpret_cast<const InetAddress *>(&(nc.routes[rk].target))->containsAddress(ip6)) )
routedNetmaskBits = reinterpret_cast<const InetAddress *>(&(nc.routes[rk].target))->netmaskBits();
}
// If it's routed, then try to claim and assign it and if successful end loop
if (routedNetmaskBits > 0) {
sqlite3_reset(_sCheckIfIpIsAllocated);
sqlite3_bind_text(_sCheckIfIpIsAllocated,1,network.id,16,SQLITE_STATIC);
sqlite3_bind_blob(_sCheckIfIpIsAllocated,2,(const void *)ip6.rawIpData(),16,SQLITE_STATIC);
sqlite3_bind_int(_sCheckIfIpIsAllocated,3,6); // 6 == IPv6
sqlite3_bind_int(_sCheckIfIpIsAllocated,4,(int)0 /*ZT_IP_ASSIGNMENT_TYPE_ADDRESS*/);
if (sqlite3_step(_sCheckIfIpIsAllocated) != SQLITE_ROW) {
// No rows returned, so the IP is available
sqlite3_reset(_sAllocateIp);
sqlite3_bind_text(_sAllocateIp,1,network.id,16,SQLITE_STATIC);
sqlite3_bind_text(_sAllocateIp,2,member.nodeId,10,SQLITE_STATIC);
sqlite3_bind_int(_sAllocateIp,3,(int)0 /*ZT_IP_ASSIGNMENT_TYPE_ADDRESS*/);
sqlite3_bind_blob(_sAllocateIp,4,(const void *)ip6.rawIpData(),16,SQLITE_STATIC);
sqlite3_bind_int(_sAllocateIp,5,routedNetmaskBits); // IP netmask bits from matching route
sqlite3_bind_int(_sAllocateIp,6,6); // 6 == IPv6
if (sqlite3_step(_sAllocateIp) == SQLITE_DONE) {
ip6.setPort(routedNetmaskBits);
if (nc.staticIpCount < ZT_MAX_ZT_ASSIGNED_ADDRESSES)
nc.staticIps[nc.staticIpCount++] = ip6;
break;
}
}
}
}
}
}
// Auto-assign IPv4 address if auto-assignment is enabled and it's needed
if ( ((network.flags & ZT_DB_NETWORK_FLAG_ZT_MANAGED_V4_AUTO_ASSIGN) != 0) && (!haveManagedIpv4AutoAssignment) && (!amActiveBridge) ) {
sqlite3_reset(_sGetIpAssignmentPools);
sqlite3_bind_text(_sGetIpAssignmentPools,1,network.id,16,SQLITE_STATIC);
sqlite3_bind_int(_sGetIpAssignmentPools,2,4); // 4 == IPv4
while (sqlite3_step(_sGetIpAssignmentPools) == SQLITE_ROW) {
const unsigned char *ipRangeStartB = reinterpret_cast<const unsigned char *>(sqlite3_column_blob(_sGetIpAssignmentPools,0));
const unsigned char *ipRangeEndB = reinterpret_cast<const unsigned char *>(sqlite3_column_blob(_sGetIpAssignmentPools,1));
if ((!ipRangeStartB)||(!ipRangeEndB)||(sqlite3_column_bytes(_sGetIpAssignmentPools,0) != 16)||(sqlite3_column_bytes(_sGetIpAssignmentPools,1) != 16))
continue;
uint32_t ipRangeStart = Utils::ntoh(*(reinterpret_cast<const uint32_t *>(ipRangeStartB + 12)));
uint32_t ipRangeEnd = Utils::ntoh(*(reinterpret_cast<const uint32_t *>(ipRangeEndB + 12)));
if ((ipRangeEnd <= ipRangeStart)||(ipRangeStart == 0))
continue;
uint32_t ipRangeLen = ipRangeEnd - ipRangeStart;
// Start with the LSB of the member's address
uint32_t ipTrialCounter = (uint32_t)(identity.address().toInt() & 0xffffffff);
for(uint32_t k=ipRangeStart,trialCount=0;(k<=ipRangeEnd)&&(trialCount < 1000);++k,++trialCount) {
uint32_t ip = (ipRangeLen > 0) ? (ipRangeStart + (ipTrialCounter % ipRangeLen)) : ipRangeStart;
++ipTrialCounter;
if ((ip & 0x000000ff) == 0x000000ff)
continue; // don't allow addresses that end in .255
// Check if this IP is within a local-to-Ethernet routed network
int routedNetmaskBits = 0;
for(unsigned int rk=0;rk<nc.routeCount;++rk) {
if ((!nc.routes[rk].via.ss_family)&&(nc.routes[rk].target.ss_family == AF_INET)) {
uint32_t targetIp = Utils::ntoh((uint32_t)(reinterpret_cast<const struct sockaddr_in *>(&(nc.routes[rk].target))->sin_addr.s_addr));
int targetBits = Utils::ntoh((uint16_t)(reinterpret_cast<const struct sockaddr_in *>(&(nc.routes[rk].target))->sin_port));
if ((ip & (0xffffffff << (32 - targetBits))) == targetIp) {
routedNetmaskBits = targetBits;
break;
}
}
}
// If it's routed, then try to claim and assign it and if successful end loop
if (routedNetmaskBits > 0) {
uint32_t ipBlob[4]; // actually a 16-byte blob, we put IPv4s in the last 4 bytes
ipBlob[0] = 0; ipBlob[1] = 0; ipBlob[2] = 0; ipBlob[3] = Utils::hton(ip);
sqlite3_reset(_sCheckIfIpIsAllocated);
sqlite3_bind_text(_sCheckIfIpIsAllocated,1,network.id,16,SQLITE_STATIC);
sqlite3_bind_blob(_sCheckIfIpIsAllocated,2,(const void *)ipBlob,16,SQLITE_STATIC);
sqlite3_bind_int(_sCheckIfIpIsAllocated,3,4); // 4 == IPv4
sqlite3_bind_int(_sCheckIfIpIsAllocated,4,(int)0 /*ZT_IP_ASSIGNMENT_TYPE_ADDRESS*/);
if (sqlite3_step(_sCheckIfIpIsAllocated) != SQLITE_ROW) {
// No rows returned, so the IP is available
sqlite3_reset(_sAllocateIp);
sqlite3_bind_text(_sAllocateIp,1,network.id,16,SQLITE_STATIC);
sqlite3_bind_text(_sAllocateIp,2,member.nodeId,10,SQLITE_STATIC);
sqlite3_bind_int(_sAllocateIp,3,(int)0 /*ZT_IP_ASSIGNMENT_TYPE_ADDRESS*/);
sqlite3_bind_blob(_sAllocateIp,4,(const void *)ipBlob,16,SQLITE_STATIC);
sqlite3_bind_int(_sAllocateIp,5,routedNetmaskBits); // IP netmask bits from matching route
sqlite3_bind_int(_sAllocateIp,6,4); // 4 == IPv4
if (sqlite3_step(_sAllocateIp) == SQLITE_DONE) {
if (nc.staticIpCount < ZT_MAX_ZT_ASSIGNED_ADDRESSES) {
struct sockaddr_in *const v4ip = reinterpret_cast<struct sockaddr_in *>(&(nc.staticIps[nc.staticIpCount++]));
v4ip->sin_family = AF_INET;
v4ip->sin_port = Utils::hton((uint16_t)routedNetmaskBits);
v4ip->sin_addr.s_addr = Utils::hton(ip);
}
break;
}
}
}
}
}
}
} // end lock
// Perform signing outside lock to enable concurrency
if (network.isPrivate) {
CertificateOfMembership com(now,ZT_NETWORK_COM_DEFAULT_REVISION_MAX_DELTA,nwid,identity.address());
if (com.sign(signingId)) {
nc.com = com;
} else {
return NETCONF_QUERY_INTERNAL_SERVER_ERROR;
}
}
return NetworkController::NETCONF_QUERY_OK;
}
unsigned int SqliteNetworkController::handleControlPlaneHttpGET(
const std::vector<std::string> &path,
const std::map<std::string,std::string> &urlArgs,
const std::map<std::string,std::string> &headers,
const std::string &body,
std::string &responseBody,
std::string &responseContentType)
{
Mutex::Lock _l(_lock);
return _doCPGet(path,urlArgs,headers,body,responseBody,responseContentType);
}
unsigned int SqliteNetworkController::handleControlPlaneHttpPOST(
const std::vector<std::string> &path,
const std::map<std::string,std::string> &urlArgs,
const std::map<std::string,std::string> &headers,
const std::string &body,
std::string &responseBody,
std::string &responseContentType)
{
if (path.empty())
return 404;
Mutex::Lock _l(_lock);
_backupNeeded = true;
if (path[0] == "network") {
if ((path.size() >= 2)&&(path[1].length() == 16)) {
uint64_t nwid = Utils::hexStrToU64(path[1].c_str());
char nwids[24];
Utils::snprintf(nwids,sizeof(nwids),"%.16llx",(unsigned long long)nwid);
int64_t revision = 0;
sqlite3_reset(_sGetNetworkRevision);
sqlite3_bind_text(_sGetNetworkRevision,1,nwids,16,SQLITE_STATIC);
bool networkExists = false;
if (sqlite3_step(_sGetNetworkRevision) == SQLITE_ROW) {
networkExists = true;
revision = sqlite3_column_int64(_sGetNetworkRevision,0);
}
if (path.size() >= 3) {
if (!networkExists)
return 404;
if ((path.size() == 4)&&(path[2] == "member")&&(path[3].length() == 10)) {
uint64_t address = Utils::hexStrToU64(path[3].c_str());
char addrs[24];
Utils::snprintf(addrs,sizeof(addrs),"%.10llx",address);
int64_t addToNetworkRevision = 0;
int64_t memberRowId = 0;
sqlite3_reset(_sGetMember);
sqlite3_bind_text(_sGetMember,1,nwids,16,SQLITE_STATIC);
sqlite3_bind_text(_sGetMember,2,addrs,10,SQLITE_STATIC);
bool memberExists = false;
if (sqlite3_step(_sGetMember) == SQLITE_ROW) {
memberExists = true;
memberRowId = sqlite3_column_int64(_sGetMember,0);
}
if (!memberExists) {
sqlite3_reset(_sCreateMember);
sqlite3_bind_text(_sCreateMember,1,nwids,16,SQLITE_STATIC);
sqlite3_bind_text(_sCreateMember,2,addrs,10,SQLITE_STATIC);
sqlite3_bind_int(_sCreateMember,3,0);
sqlite3_bind_text(_sCreateMember,4,nwids,16,SQLITE_STATIC);
if (sqlite3_step(_sCreateMember) != SQLITE_DONE)
return 500;
memberRowId = (int64_t)sqlite3_last_insert_rowid(_db);
sqlite3_reset(_sIncrementMemberRevisionCounter);
sqlite3_bind_text(_sIncrementMemberRevisionCounter,1,nwids,16,SQLITE_STATIC);
sqlite3_step(_sIncrementMemberRevisionCounter);
addToNetworkRevision = 1;
}
json_value *j = json_parse(body.c_str(),body.length());
if (j) {
if (j->type == json_object) {
for(unsigned int k=0;k<j->u.object.length;++k) {
if (!strcmp(j->u.object.values[k].name,"authorized")) {
if (j->u.object.values[k].value->type == json_boolean) {
sqlite3_reset(_sUpdateMemberAuthorized);
sqlite3_bind_int(_sUpdateMemberAuthorized,1,(j->u.object.values[k].value->u.boolean == 0) ? 0 : 1);
sqlite3_bind_text(_sUpdateMemberAuthorized,2,nwids,16,SQLITE_STATIC);
sqlite3_bind_int64(_sUpdateMemberAuthorized,3,memberRowId);
if (sqlite3_step(_sUpdateMemberAuthorized) != SQLITE_DONE)
return 500;
sqlite3_reset(_sIncrementMemberRevisionCounter);
sqlite3_bind_text(_sIncrementMemberRevisionCounter,1,nwids,16,SQLITE_STATIC);
sqlite3_step(_sIncrementMemberRevisionCounter);
addToNetworkRevision = 1;
}
} else if (!strcmp(j->u.object.values[k].name,"activeBridge")) {
if (j->u.object.values[k].value->type == json_boolean) {
sqlite3_reset(_sUpdateMemberActiveBridge);
sqlite3_bind_int(_sUpdateMemberActiveBridge,1,(j->u.object.values[k].value->u.boolean == 0) ? 0 : 1);
sqlite3_bind_text(_sUpdateMemberActiveBridge,2,nwids,16,SQLITE_STATIC);
sqlite3_bind_int64(_sUpdateMemberActiveBridge,3,memberRowId);
if (sqlite3_step(_sUpdateMemberActiveBridge) != SQLITE_DONE)
return 500;
sqlite3_reset(_sIncrementMemberRevisionCounter);
sqlite3_bind_text(_sIncrementMemberRevisionCounter,1,nwids,16,SQLITE_STATIC);
sqlite3_step(_sIncrementMemberRevisionCounter);
addToNetworkRevision = 1;
}
} else if (!strcmp(j->u.object.values[k].name,"ipAssignments")) {
if (j->u.object.values[k].value->type == json_array) {
sqlite3_reset(_sDeleteIpAllocations);
sqlite3_bind_text(_sDeleteIpAllocations,1,nwids,16,SQLITE_STATIC);
sqlite3_bind_text(_sDeleteIpAllocations,2,addrs,10,SQLITE_STATIC);
sqlite3_bind_int(_sDeleteIpAllocations,3,(int)0 /*ZT_IP_ASSIGNMENT_TYPE_ADDRESS*/);
if (sqlite3_step(_sDeleteIpAllocations) != SQLITE_DONE)
return 500;
for(unsigned int kk=0;kk<j->u.object.values[k].value->u.array.length;++kk) {
json_value *ipalloc = j->u.object.values[k].value->u.array.values[kk];
if (ipalloc->type == json_string) {
InetAddress a(ipalloc->u.string.ptr);
char ipBlob[16];
int ipVersion = 0;
_ipToBlob(a,ipBlob,ipVersion);
if (ipVersion > 0) {
sqlite3_reset(_sAllocateIp);
sqlite3_bind_text(_sAllocateIp,1,nwids,16,SQLITE_STATIC);
sqlite3_bind_text(_sAllocateIp,2,addrs,10,SQLITE_STATIC);
sqlite3_bind_int(_sAllocateIp,3,(int)0 /*ZT_IP_ASSIGNMENT_TYPE_ADDRESS*/);
sqlite3_bind_blob(_sAllocateIp,4,(const void *)ipBlob,16,SQLITE_STATIC);
sqlite3_bind_int(_sAllocateIp,5,(int)a.netmaskBits()); // NOTE: this field is now ignored but set it anyway
sqlite3_bind_int(_sAllocateIp,6,ipVersion);
if (sqlite3_step(_sAllocateIp) != SQLITE_DONE)
return 500;
}
}
}
addToNetworkRevision = 1;
}
} else if (!strcmp(j->u.object.values[k].name,"identity")) {
// Identity is technically an immutable field, but if the member's Node has
// no identity we allow it to be populated. This is primarily for migrating
// node data from another controller.
json_value *idstr = j->u.object.values[k].value;
if (idstr->type == json_string) {
bool alreadyHaveIdentity = false;
sqlite3_reset(_sGetNodeIdentity);
sqlite3_bind_text(_sGetNodeIdentity,1,addrs,10,SQLITE_STATIC);
if (sqlite3_step(_sGetNodeIdentity) == SQLITE_ROW) {
const char *tmp2 = (const char *)sqlite3_column_text(_sGetNodeIdentity,0);
if ((tmp2)&&(tmp2[0]))
alreadyHaveIdentity = true;
}
if (!alreadyHaveIdentity) {
try {
Identity id2(idstr->u.string.ptr);
if (id2) {
std::string idstr2(id2.toString(false)); // object must persist until after sqlite3_step() for SQLITE_STATIC
sqlite3_reset(_sCreateOrReplaceNode);
sqlite3_bind_text(_sCreateOrReplaceNode,1,addrs,10,SQLITE_STATIC);
sqlite3_bind_text(_sCreateOrReplaceNode,2,idstr2.c_str(),-1,SQLITE_STATIC);
sqlite3_step(_sCreateOrReplaceNode);
}
} catch ( ... ) {} // ignore invalid identities
}
}
}
}
}
json_value_free(j);
}
if ((addToNetworkRevision > 0)&&(revision > 0)) {
sqlite3_reset(_sSetNetworkRevision);
sqlite3_bind_int64(_sSetNetworkRevision,1,revision + addToNetworkRevision);
sqlite3_bind_text(_sSetNetworkRevision,2,nwids,16,SQLITE_STATIC);
sqlite3_step(_sSetNetworkRevision);
}
return _doCPGet(path,urlArgs,headers,body,responseBody,responseContentType);
} else if ((path.size() == 3)&&(path[2] == "test")) {
ZT_CircuitTest *test = (ZT_CircuitTest *)malloc(sizeof(ZT_CircuitTest));
memset(test,0,sizeof(ZT_CircuitTest));
Utils::getSecureRandom(&(test->testId),sizeof(test->testId));
test->credentialNetworkId = nwid;
test->ptr = (void *)this;
json_value *j = json_parse(body.c_str(),body.length());
if (j) {
if (j->type == json_object) {
for(unsigned int k=0;k<j->u.object.length;++k) {
if (!strcmp(j->u.object.values[k].name,"hops")) {
if (j->u.object.values[k].value->type == json_array) {
for(unsigned int kk=0;kk<j->u.object.values[k].value->u.array.length;++kk) {
json_value *hop = j->u.object.values[k].value->u.array.values[kk];
if (hop->type == json_array) {
for(unsigned int kkk=0;kkk<hop->u.array.length;++kkk) {
if (hop->u.array.values[kkk]->type == json_string) {
test->hops[test->hopCount].addresses[test->hops[test->hopCount].breadth++] = Utils::hexStrToU64(hop->u.array.values[kkk]->u.string.ptr) & 0xffffffffffULL;
}
}
++test->hopCount;
}
}
}
} else if (!strcmp(j->u.object.values[k].name,"reportAtEveryHop")) {
if (j->u.object.values[k].value->type == json_boolean)
test->reportAtEveryHop = (j->u.object.values[k].value->u.boolean == 0) ? 0 : 1;
}
}
}
json_value_free(j);
}
if (!test->hopCount) {
::free((void *)test);
return 500;
}
test->timestamp = OSUtils::now();
_CircuitTestEntry &te = _circuitTests[test->testId];
te.test = test;
te.jsonResults = "";
_node->circuitTestBegin(test,&(SqliteNetworkController::_circuitTestCallback));
char json[1024];
Utils::snprintf(json,sizeof(json),"{\"testId\":\"%.16llx\"}",test->testId);
responseBody = json;
responseContentType = "application/json";
return 200;
} // else 404
} else {
std::vector<std::string> path_copy(path);
if (!networkExists) {
if (path[1].substr(10) == "______") {
// A special POST /network/##########______ feature lets users create a network
// with an arbitrary unused network number at this controller.
nwid = 0;
uint64_t nwidPrefix = (Utils::hexStrToU64(path[1].substr(0,10).c_str()) << 24) & 0xffffffffff000000ULL;
uint64_t nwidPostfix = 0;
Utils::getSecureRandom(&nwidPostfix,sizeof(nwidPostfix));
uint64_t nwidOriginalPostfix = nwidPostfix;
do {
uint64_t tryNwid = nwidPrefix | (nwidPostfix & 0xffffffULL);
if (!nwidPostfix)
tryNwid |= 1;
Utils::snprintf(nwids,sizeof(nwids),"%.16llx",(unsigned long long)tryNwid);
sqlite3_reset(_sGetNetworkRevision);
sqlite3_bind_text(_sGetNetworkRevision,1,nwids,16,SQLITE_STATIC);
if (sqlite3_step(_sGetNetworkRevision) != SQLITE_ROW) {
nwid = tryNwid;
break;
}
++nwidPostfix;
} while (nwidPostfix != nwidOriginalPostfix);
// 503 means we have no more free IDs for this prefix. You shouldn't host anywhere
// near 16 million networks on the same controller, so shouldn't happen.
if (!nwid)
return 503;
}
sqlite3_reset(_sCreateNetwork);
sqlite3_bind_text(_sCreateNetwork,1,nwids,16,SQLITE_STATIC);
sqlite3_bind_text(_sCreateNetwork,2,"",0,SQLITE_STATIC);
sqlite3_bind_int64(_sCreateNetwork,3,(long long)OSUtils::now());
if (sqlite3_step(_sCreateNetwork) != SQLITE_DONE)
return 500;
path_copy[1].assign(nwids);
}
json_value *j = json_parse(body.c_str(),body.length());
if (j) {
if (j->type == json_object) {
for(unsigned int k=0;k<j->u.object.length;++k) {
sqlite3_stmt *stmt = (sqlite3_stmt *)0;
if (!strcmp(j->u.object.values[k].name,"name")) {
if ((j->u.object.values[k].value->type == json_string)&&(j->u.object.values[k].value->u.string.ptr[0])) {
if (sqlite3_prepare_v2(_db,"UPDATE Network SET \"name\" = ? WHERE id = ?",-1,&stmt,(const char **)0) == SQLITE_OK)
sqlite3_bind_text(stmt,1,j->u.object.values[k].value->u.string.ptr,-1,SQLITE_STATIC);
}
} else if (!strcmp(j->u.object.values[k].name,"private")) {
if (j->u.object.values[k].value->type == json_boolean) {
if (sqlite3_prepare_v2(_db,"UPDATE Network SET \"private\" = ? WHERE id = ?",-1,&stmt,(const char **)0) == SQLITE_OK)
sqlite3_bind_int(stmt,1,(j->u.object.values[k].value->u.boolean == 0) ? 0 : 1);
}
} else if (!strcmp(j->u.object.values[k].name,"enableBroadcast")) {
if (j->u.object.values[k].value->type == json_boolean) {
if (sqlite3_prepare_v2(_db,"UPDATE Network SET enableBroadcast = ? WHERE id = ?",-1,&stmt,(const char **)0) == SQLITE_OK)
sqlite3_bind_int(stmt,1,(j->u.object.values[k].value->u.boolean == 0) ? 0 : 1);
}
} else if (!strcmp(j->u.object.values[k].name,"allowPassiveBridging")) {
if (j->u.object.values[k].value->type == json_boolean) {
if (sqlite3_prepare_v2(_db,"UPDATE Network SET allowPassiveBridging = ? WHERE id = ?",-1,&stmt,(const char **)0) == SQLITE_OK)
sqlite3_bind_int(stmt,1,(j->u.object.values[k].value->u.boolean == 0) ? 0 : 1);
}
} else if (!strcmp(j->u.object.values[k].name,"v4AssignMode")) {
if ((j->u.object.values[k].value->type == json_string)&&(!strcmp(j->u.object.values[k].value->u.string.ptr,"zt"))) {
if (sqlite3_prepare_v2(_db,"UPDATE Network SET \"flags\" = (\"flags\" | ?) WHERE id = ?",-1,&stmt,(const char **)0) == SQLITE_OK)
sqlite3_bind_int(stmt,1,(int)ZT_DB_NETWORK_FLAG_ZT_MANAGED_V4_AUTO_ASSIGN);
} else {
if (sqlite3_prepare_v2(_db,"UPDATE Network SET \"flags\" = (\"flags\" & ?) WHERE id = ?",-1,&stmt,(const char **)0) == SQLITE_OK)
sqlite3_bind_int(stmt,1,(int)(ZT_DB_NETWORK_FLAG_ZT_MANAGED_V4_AUTO_ASSIGN ^ 0xfffffff));
}
} else if (!strcmp(j->u.object.values[k].name,"v6AssignMode")) {
int fl = 0;
if (j->u.object.values[k].value->type == json_string) {
char *saveptr = (char *)0;
for(char *f=Utils::stok(j->u.object.values[k].value->u.string.ptr,",",&saveptr);(f);f=Utils::stok((char *)0,",",&saveptr)) {
if (!strcmp(f,"rfc4193"))
fl |= ZT_DB_NETWORK_FLAG_ZT_MANAGED_V6_RFC4193;
else if (!strcmp(f,"6plane"))
fl |= ZT_DB_NETWORK_FLAG_ZT_MANAGED_V6_6PLANE;
else if (!strcmp(f,"zt"))
fl |= ZT_DB_NETWORK_FLAG_ZT_MANAGED_V6_AUTO_ASSIGN;
}
}
if (sqlite3_prepare_v2(_db,"UPDATE Network SET \"flags\" = ((\"flags\" & " ZT_DB_NETWORK_FLAG_ZT_MANAGED_V6_MASK_S ") | ?) WHERE id = ?",-1,&stmt,(const char **)0) == SQLITE_OK)
sqlite3_bind_int(stmt,1,fl);
} else if (!strcmp(j->u.object.values[k].name,"multicastLimit")) {
if (j->u.object.values[k].value->type == json_integer) {
if (sqlite3_prepare_v2(_db,"UPDATE Network SET multicastLimit = ? WHERE id = ?",-1,&stmt,(const char **)0) == SQLITE_OK)
sqlite3_bind_int(stmt,1,(int)j->u.object.values[k].value->u.integer);
}
} else if (!strcmp(j->u.object.values[k].name,"relays")) {
if (j->u.object.values[k].value->type == json_array) {
std::map<Address,InetAddress> nodeIdToPhyAddress;
for(unsigned int kk=0;kk<j->u.object.values[k].value->u.array.length;++kk) {
json_value *relay = j->u.object.values[k].value->u.array.values[kk];
const char *address = (const char *)0;
const char *phyAddress = (const char *)0;
if ((relay)&&(relay->type == json_object)) {
for(unsigned int rk=0;rk<relay->u.object.length;++rk) {
if ((!strcmp(relay->u.object.values[rk].name,"address"))&&(relay->u.object.values[rk].value->type == json_string))
address = relay->u.object.values[rk].value->u.string.ptr;
else if ((!strcmp(relay->u.object.values[rk].name,"phyAddress"))&&(relay->u.object.values[rk].value->type == json_string))
phyAddress = relay->u.object.values[rk].value->u.string.ptr;
}
}
if ((address)&&(phyAddress))
nodeIdToPhyAddress[Address(address)] = InetAddress(phyAddress);
}
sqlite3_reset(_sDeleteRelaysForNetwork);
sqlite3_bind_text(_sDeleteRelaysForNetwork,1,nwids,16,SQLITE_STATIC);
sqlite3_step(_sDeleteRelaysForNetwork);
for(std::map<Address,InetAddress>::iterator rl(nodeIdToPhyAddress.begin());rl!=nodeIdToPhyAddress.end();++rl) {
sqlite3_reset(_sCreateRelay);
sqlite3_bind_text(_sCreateRelay,1,nwids,16,SQLITE_STATIC);
std::string a(rl->first.toString()),b(rl->second.toString()); // don't destroy strings until sqlite3_step()
sqlite3_bind_text(_sCreateRelay,2,a.c_str(),-1,SQLITE_STATIC);
sqlite3_bind_text(_sCreateRelay,3,b.c_str(),-1,SQLITE_STATIC);
sqlite3_step(_sCreateRelay);
}
}
} else if (!strcmp(j->u.object.values[k].name,"routes")) {
sqlite3_reset(_sDeleteRoutes);
sqlite3_bind_text(_sDeleteRoutes,1,nwids,16,SQLITE_STATIC);
sqlite3_step(_sDeleteRoutes);
if (j->u.object.values[k].value->type == json_array) {
for(unsigned int kk=0;kk<j->u.object.values[k].value->u.array.length;++kk) {
json_value *r = j->u.object.values[k].value->u.array.values[kk];
if ((r)&&(r->type == json_object)) {
InetAddress r_target,r_via;
int r_flags = 0;
int r_metric = 0;
for(unsigned int rk=0;rk<r->u.object.length;++rk) {
if ((!strcmp(r->u.object.values[rk].name,"target"))&&(r->u.object.values[rk].value->type == json_string))
r_target = InetAddress(std::string(r->u.object.values[rk].value->u.string.ptr));
else if ((!strcmp(r->u.object.values[rk].name,"via"))&&(r->u.object.values[rk].value->type == json_string))
r_via = InetAddress(std::string(r->u.object.values[rk].value->u.string.ptr),0);
else if ((!strcmp(r->u.object.values[rk].name,"flags"))&&(r->u.object.values[rk].value->type == json_integer))
r_flags = (int)(r->u.object.values[rk].value->u.integer & 0xffff);
else if ((!strcmp(r->u.object.values[rk].name,"metric"))&&(r->u.object.values[rk].value->type == json_integer))
r_metric = (int)(r->u.object.values[rk].value->u.integer & 0xffff);
}
if ((r_target)&&((!r_via)||(r_via.ss_family == r_target.ss_family))) {
int r_ipVersion = 0;
char r_targetBlob[16];
char r_viaBlob[16];
_ipToBlob(r_target,r_targetBlob,r_ipVersion);
if (r_ipVersion) {
int r_targetNetmaskBits = r_target.netmaskBits();
if ((r_ipVersion == 4)&&(r_targetNetmaskBits > 32)) r_targetNetmaskBits = 32;
else if ((r_ipVersion == 6)&&(r_targetNetmaskBits > 128)) r_targetNetmaskBits = 128;
sqlite3_reset(_sCreateRoute);
sqlite3_bind_text(_sCreateRoute,1,nwids,16,SQLITE_STATIC);
sqlite3_bind_blob(_sCreateRoute,2,(const void *)r_targetBlob,16,SQLITE_STATIC);
if (r_via) {
_ipToBlob(r_via,r_viaBlob,r_ipVersion);
sqlite3_bind_blob(_sCreateRoute,3,(const void *)r_viaBlob,16,SQLITE_STATIC);
} else {
sqlite3_bind_null(_sCreateRoute,3);
}
sqlite3_bind_int(_sCreateRoute,4,r_targetNetmaskBits);
sqlite3_bind_int(_sCreateRoute,5,r_ipVersion);
sqlite3_bind_int(_sCreateRoute,6,r_flags);
sqlite3_bind_int(_sCreateRoute,7,r_metric);
sqlite3_step(_sCreateRoute);
}
}
}
}
}
} else if (!strcmp(j->u.object.values[k].name,"ipAssignmentPools")) {
if (j->u.object.values[k].value->type == json_array) {
std::vector< std::pair<InetAddress,InetAddress> > pools;
for(unsigned int kk=0;kk<j->u.object.values[k].value->u.array.length;++kk) {
json_value *pool = j->u.object.values[k].value->u.array.values[kk];
const char *iprs = (const char *)0;
const char *ipre = (const char *)0;
if ((pool)&&(pool->type == json_object)) {
for(unsigned int rk=0;rk<pool->u.object.length;++rk) {
if ((!strcmp(pool->u.object.values[rk].name,"ipRangeStart"))&&(pool->u.object.values[rk].value->type == json_string))
iprs = pool->u.object.values[rk].value->u.string.ptr;
else if ((!strcmp(pool->u.object.values[rk].name,"ipRangeEnd"))&&(pool->u.object.values[rk].value->type == json_string))
ipre = pool->u.object.values[rk].value->u.string.ptr;
}
}
if ((iprs)&&(ipre)) {
InetAddress iprs2(iprs);
InetAddress ipre2(ipre);
if (iprs2.ss_family == ipre2.ss_family) {
iprs2.setPort(0);
ipre2.setPort(0);
pools.push_back(std::pair<InetAddress,InetAddress>(iprs2,ipre2));
}
}
}
std::sort(pools.begin(),pools.end());
pools.erase(std::unique(pools.begin(),pools.end()),pools.end());
sqlite3_reset(_sDeleteIpAssignmentPoolsForNetwork);
sqlite3_bind_text(_sDeleteIpAssignmentPoolsForNetwork,1,nwids,16,SQLITE_STATIC);
sqlite3_step(_sDeleteIpAssignmentPoolsForNetwork);
for(std::vector< std::pair<InetAddress,InetAddress> >::const_iterator p(pools.begin());p!=pools.end();++p) {
char ipBlob1[16],ipBlob2[16];
sqlite3_reset(_sCreateIpAssignmentPool);
sqlite3_bind_text(_sCreateIpAssignmentPool,1,nwids,16,SQLITE_STATIC);
if (p->first.ss_family == AF_INET) {
memset(ipBlob1,0,12);
memcpy(ipBlob1 + 12,p->first.rawIpData(),4);
memset(ipBlob2,0,12);
memcpy(ipBlob2 + 12,p->second.rawIpData(),4);
sqlite3_bind_blob(_sCreateIpAssignmentPool,2,(const void *)ipBlob1,16,SQLITE_STATIC);
sqlite3_bind_blob(_sCreateIpAssignmentPool,3,(const void *)ipBlob2,16,SQLITE_STATIC);
sqlite3_bind_int(_sCreateIpAssignmentPool,4,4);
} else if (p->first.ss_family == AF_INET6) {
sqlite3_bind_blob(_sCreateIpAssignmentPool,2,p->first.rawIpData(),16,SQLITE_STATIC);
sqlite3_bind_blob(_sCreateIpAssignmentPool,3,p->second.rawIpData(),16,SQLITE_STATIC);
sqlite3_bind_int(_sCreateIpAssignmentPool,4,6);
} else continue;
sqlite3_step(_sCreateIpAssignmentPool);
}
}
} else if (!strcmp(j->u.object.values[k].name,"rules")) {
if (j->u.object.values[k].value->type == json_array) {
sqlite3_reset(_sDeleteRulesForNetwork);
sqlite3_bind_text(_sDeleteRulesForNetwork,1,nwids,16,SQLITE_STATIC);
sqlite3_step(_sDeleteRulesForNetwork);
for(unsigned int kk=0;kk<j->u.object.values[k].value->u.array.length;++kk) {
json_value *rj = j->u.object.values[k].value->u.array.values[kk];
if ((rj)&&(rj->type == json_object)) {
struct { // NULL pointers indicate missing or NULL -- wildcards
const json_int_t *ruleNo;
const char *nodeId;
const char *sourcePort;
const char *destPort;
const json_int_t *vlanId;
const json_int_t *vlanPcp;
const json_int_t *etherType;
const char *macSource;
const char *macDest;
const char *ipSource;
const char *ipDest;
const json_int_t *ipTos;
const json_int_t *ipProtocol;
const json_int_t *ipSourcePort;
const json_int_t *ipDestPort;
const json_int_t *flags;
const json_int_t *invFlags;
const char *action;
} rule;
memset(&rule,0,sizeof(rule));
for(unsigned int rk=0;rk<rj->u.object.length;++rk) {
if ((!strcmp(rj->u.object.values[rk].name,"ruleNo"))&&(rj->u.object.values[rk].value->type == json_integer))
rule.ruleNo = &(rj->u.object.values[rk].value->u.integer);
else if ((!strcmp(rj->u.object.values[rk].name,"nodeId"))&&(rj->u.object.values[rk].value->type == json_string))
rule.nodeId = rj->u.object.values[rk].value->u.string.ptr;
else if ((!strcmp(rj->u.object.values[rk].name,"sourcePort"))&&(rj->u.object.values[rk].value->type == json_string))
rule.sourcePort = rj->u.object.values[rk].value->u.string.ptr;
else if ((!strcmp(rj->u.object.values[rk].name,"destPort"))&&(rj->u.object.values[rk].value->type == json_string))
rule.destPort = rj->u.object.values[rk].value->u.string.ptr;
else if ((!strcmp(rj->u.object.values[rk].name,"vlanId"))&&(rj->u.object.values[rk].value->type == json_integer))
rule.vlanId = &(rj->u.object.values[rk].value->u.integer);
else if ((!strcmp(rj->u.object.values[rk].name,"vlanPcp"))&&(rj->u.object.values[rk].value->type == json_integer))
rule.vlanPcp = &(rj->u.object.values[rk].value->u.integer);
else if ((!strcmp(rj->u.object.values[rk].name,"etherType"))&&(rj->u.object.values[rk].value->type == json_integer))
rule.etherType = &(rj->u.object.values[rk].value->u.integer);
else if ((!strcmp(rj->u.object.values[rk].name,"macSource"))&&(rj->u.object.values[rk].value->type == json_string))
rule.macSource = rj->u.object.values[rk].value->u.string.ptr;
else if ((!strcmp(rj->u.object.values[rk].name,"macDest"))&&(rj->u.object.values[rk].value->type == json_string))
rule.macDest = rj->u.object.values[rk].value->u.string.ptr;
else if ((!strcmp(rj->u.object.values[rk].name,"ipSource"))&&(rj->u.object.values[rk].value->type == json_string))
rule.ipSource = rj->u.object.values[rk].value->u.string.ptr;
else if ((!strcmp(rj->u.object.values[rk].name,"ipDest"))&&(rj->u.object.values[rk].value->type == json_string))
rule.ipDest = rj->u.object.values[rk].value->u.string.ptr;
else if ((!strcmp(rj->u.object.values[rk].name,"ipTos"))&&(rj->u.object.values[rk].value->type == json_integer))
rule.ipTos = &(rj->u.object.values[rk].value->u.integer);
else if ((!strcmp(rj->u.object.values[rk].name,"ipProtocol"))&&(rj->u.object.values[rk].value->type == json_integer))
rule.ipProtocol = &(rj->u.object.values[rk].value->u.integer);
else if ((!strcmp(rj->u.object.values[rk].name,"ipSourcePort"))&&(rj->u.object.values[rk].value->type == json_integer))
rule.ipSourcePort = &(rj->u.object.values[rk].value->u.integer);
else if ((!strcmp(rj->u.object.values[rk].name,"ipDestPort"))&&(rj->u.object.values[rk].value->type == json_integer))
rule.ipDestPort = &(rj->u.object.values[rk].value->u.integer);
else if ((!strcmp(rj->u.object.values[rk].name,"flags"))&&(rj->u.object.values[rk].value->type == json_integer))
rule.flags = &(rj->u.object.values[rk].value->u.integer);
else if ((!strcmp(rj->u.object.values[rk].name,"invFlags"))&&(rj->u.object.values[rk].value->type == json_integer))
rule.invFlags = &(rj->u.object.values[rk].value->u.integer);
else if ((!strcmp(rj->u.object.values[rk].name,"action"))&&(rj->u.object.values[rk].value->type == json_string))
rule.action = rj->u.object.values[rk].value->u.string.ptr;
}
if ((rule.ruleNo)&&(rule.action)&&(rule.action[0])) {
char mactmp1[16],mactmp2[16];
sqlite3_reset(_sCreateRule);
sqlite3_bind_text(_sCreateRule,1,nwids,16,SQLITE_STATIC);
sqlite3_bind_int64(_sCreateRule,2,*rule.ruleNo);
// Optional values: null by default
for(int i=3;i<=18;++i)
sqlite3_bind_null(_sCreateRule,i);
if ((rule.nodeId)&&(strlen(rule.nodeId) == 10)) sqlite3_bind_text(_sCreateRule,3,rule.nodeId,10,SQLITE_STATIC);
if ((rule.sourcePort)&&(strlen(rule.sourcePort) == 10)) sqlite3_bind_text(_sCreateRule,4,rule.sourcePort,10,SQLITE_STATIC);
if ((rule.destPort)&&(strlen(rule.destPort) == 10)) sqlite3_bind_text(_sCreateRule,5,rule.destPort,10,SQLITE_STATIC);
if (rule.vlanId) sqlite3_bind_int(_sCreateRule,6,(int)*rule.vlanId);
if (rule.vlanPcp) sqlite3_bind_int(_sCreateRule,7,(int)*rule.vlanPcp);
if (rule.etherType) sqlite3_bind_int(_sCreateRule,8,(int)*rule.etherType & (int)0xffff);
if (rule.macSource) {
MAC m(rule.macSource);
Utils::snprintf(mactmp1,sizeof(mactmp1),"%.12llx",(unsigned long long)m.toInt());
sqlite3_bind_text(_sCreateRule,9,mactmp1,-1,SQLITE_STATIC);
}
if (rule.macDest) {
MAC m(rule.macDest);
Utils::snprintf(mactmp2,sizeof(mactmp2),"%.12llx",(unsigned long long)m.toInt());
sqlite3_bind_text(_sCreateRule,10,mactmp2,-1,SQLITE_STATIC);
}
if (rule.ipSource) sqlite3_bind_text(_sCreateRule,11,rule.ipSource,-1,SQLITE_STATIC);
if (rule.ipDest) sqlite3_bind_text(_sCreateRule,12,rule.ipDest,-1,SQLITE_STATIC);
if (rule.ipTos) sqlite3_bind_int(_sCreateRule,13,(int)*rule.ipTos);
if (rule.ipProtocol) sqlite3_bind_int(_sCreateRule,14,(int)*rule.ipProtocol);
if (rule.ipSourcePort) sqlite3_bind_int(_sCreateRule,15,(int)*rule.ipSourcePort & (int)0xffff);
if (rule.ipDestPort) sqlite3_bind_int(_sCreateRule,16,(int)*rule.ipDestPort & (int)0xffff);
if (rule.flags) sqlite3_bind_int64(_sCreateRule,17,(int64_t)*rule.flags);
if (rule.invFlags) sqlite3_bind_int64(_sCreateRule,18,(int64_t)*rule.invFlags);
sqlite3_bind_text(_sCreateRule,19,rule.action,-1,SQLITE_STATIC);
sqlite3_step(_sCreateRule);
}
}
}
}
}
if (stmt) {
sqlite3_bind_text(stmt,2,nwids,16,SQLITE_STATIC);
sqlite3_step(stmt);
sqlite3_finalize(stmt);
}
}
}
json_value_free(j);
}
sqlite3_reset(_sSetNetworkRevision);
sqlite3_bind_int64(_sSetNetworkRevision,1,revision += 1);
sqlite3_bind_text(_sSetNetworkRevision,2,nwids,16,SQLITE_STATIC);
sqlite3_step(_sSetNetworkRevision);
return _doCPGet(path_copy,urlArgs,headers,body,responseBody,responseContentType);
}
} // else 404
} // else 404
return 404;
}
unsigned int SqliteNetworkController::handleControlPlaneHttpDELETE(
const std::vector<std::string> &path,
const std::map<std::string,std::string> &urlArgs,
const std::map<std::string,std::string> &headers,
const std::string &body,
std::string &responseBody,
std::string &responseContentType)
{
if (path.empty())
return 404;
Mutex::Lock _l(_lock);
_backupNeeded = true;
if (path[0] == "network") {
if ((path.size() >= 2)&&(path[1].length() == 16)) {
uint64_t nwid = Utils::hexStrToU64(path[1].c_str());
char nwids[24];
Utils::snprintf(nwids,sizeof(nwids),"%.16llx",(unsigned long long)nwid);
sqlite3_reset(_sGetNetworkById);
sqlite3_bind_text(_sGetNetworkById,1,nwids,16,SQLITE_STATIC);
if (sqlite3_step(_sGetNetworkById) != SQLITE_ROW)
return 404;
if (path.size() >= 3) {
if ((path.size() == 4)&&(path[2] == "member")&&(path[3].length() == 10)) {
uint64_t address = Utils::hexStrToU64(path[3].c_str());
char addrs[24];
Utils::snprintf(addrs,sizeof(addrs),"%.10llx",address);
sqlite3_reset(_sGetMember);
sqlite3_bind_text(_sGetMember,1,nwids,16,SQLITE_STATIC);
sqlite3_bind_text(_sGetMember,2,addrs,10,SQLITE_STATIC);
if (sqlite3_step(_sGetMember) != SQLITE_ROW)
return 404;
sqlite3_reset(_sDeleteIpAllocations);
sqlite3_bind_text(_sDeleteIpAllocations,1,nwids,16,SQLITE_STATIC);
sqlite3_bind_text(_sDeleteIpAllocations,2,addrs,10,SQLITE_STATIC);
sqlite3_bind_int(_sDeleteIpAllocations,3,(int)0 /*ZT_IP_ASSIGNMENT_TYPE_ADDRESS*/);
if (sqlite3_step(_sDeleteIpAllocations) == SQLITE_DONE) {
sqlite3_reset(_sDeleteMember);
sqlite3_bind_text(_sDeleteMember,1,nwids,16,SQLITE_STATIC);
sqlite3_bind_text(_sDeleteMember,2,addrs,10,SQLITE_STATIC);
if (sqlite3_step(_sDeleteMember) != SQLITE_DONE)
return 500;
} else return 500;
return 200;
}
} else {
sqlite3_reset(_sDeleteNetwork);
sqlite3_bind_text(_sDeleteNetwork,1,nwids,16,SQLITE_STATIC);
if (sqlite3_step(_sDeleteNetwork) == SQLITE_DONE) {
sqlite3_reset(_sDeleteAllNetworkMembers);
sqlite3_bind_text(_sDeleteAllNetworkMembers,1,nwids,16,SQLITE_STATIC);
sqlite3_step(_sDeleteAllNetworkMembers);
return 200;
} else return 500;
}
} // else 404
} // else 404
return 404;
}
void SqliteNetworkController::threadMain()
throw()
{
uint64_t lastBackupTime = OSUtils::now();
uint64_t lastCleanupTime = OSUtils::now();
while (_backupThreadRun) {
if ((OSUtils::now() - lastCleanupTime) >= 5000) {
const uint64_t now = OSUtils::now();
lastCleanupTime = now;
Mutex::Lock _l(_lock);
// Clean out really old circuit tests to prevent memory build-up
for(std::map< uint64_t,_CircuitTestEntry >::iterator ct(_circuitTests.begin());ct!=_circuitTests.end();) {
if (!ct->second.test) {
_circuitTests.erase(ct++);
} else if ((now - ct->second.test->timestamp) >= ZT_SQLITENETWORKCONTROLLER_CIRCUIT_TEST_TIMEOUT) {
_node->circuitTestEnd(ct->second.test);
::free((void *)ct->second.test);
_circuitTests.erase(ct++);
} else ++ct;
}
}
if (((OSUtils::now() - lastBackupTime) >= ZT_NETCONF_BACKUP_PERIOD)&&(_backupNeeded)) {
lastBackupTime = OSUtils::now();
char backupPath[4096],backupPath2[4096];
Utils::snprintf(backupPath,sizeof(backupPath),"%s.backupInProgress",_dbPath.c_str());
Utils::snprintf(backupPath2,sizeof(backupPath),"%s.backup",_dbPath.c_str());
OSUtils::rm(backupPath); // delete any unfinished backups
sqlite3 *bakdb = (sqlite3 *)0;
sqlite3_backup *bak = (sqlite3_backup *)0;
if (sqlite3_open_v2(backupPath,&bakdb,SQLITE_OPEN_READWRITE|SQLITE_OPEN_CREATE,(const char *)0) != SQLITE_OK) {
fprintf(stderr,"SqliteNetworkController: CRITICAL: backup failed on sqlite3_open_v2()"ZT_EOL_S);
continue;
}
bak = sqlite3_backup_init(bakdb,"main",_db,"main");
if (!bak) {
sqlite3_close(bakdb);
OSUtils::rm(backupPath); // delete any unfinished backups
fprintf(stderr,"SqliteNetworkController: CRITICAL: backup failed on sqlite3_backup_init()"ZT_EOL_S);
continue;
}
int rc = SQLITE_OK;
for(;;) {
if (!_backupThreadRun) {
sqlite3_backup_finish(bak);
sqlite3_close(bakdb);
OSUtils::rm(backupPath);
return;
}
_lock.lock();
rc = sqlite3_backup_step(bak,64);
_lock.unlock();
if ((rc == SQLITE_OK)||(rc == SQLITE_LOCKED)||(rc == SQLITE_BUSY))
Thread::sleep(50);
else break;
}
sqlite3_backup_finish(bak);
sqlite3_close(bakdb);
OSUtils::rm(backupPath2);
::rename(backupPath,backupPath2);
_backupNeeded = false;
}
Thread::sleep(250);
}
}
unsigned int SqliteNetworkController::_doCPGet(
const std::vector<std::string> &path,
const std::map<std::string,std::string> &urlArgs,
const std::map<std::string,std::string> &headers,
const std::string &body,
std::string &responseBody,
std::string &responseContentType)
{
// Assumes _lock is locked
char json[65536];
if ((path.size() > 0)&&(path[0] == "network")) {
if ((path.size() >= 2)&&(path[1].length() == 16)) {
uint64_t nwid = Utils::hexStrToU64(path[1].c_str());
char nwids[24];
Utils::snprintf(nwids,sizeof(nwids),"%.16llx",(unsigned long long)nwid);
if (path.size() >= 3) {
// /network/<nwid>/...
if (path[2] == "member") {
if (path.size() >= 4) {
// Get specific member info
uint64_t address = Utils::hexStrToU64(path[3].c_str());
char addrs[24];
Utils::snprintf(addrs,sizeof(addrs),"%.10llx",address);
sqlite3_reset(_sGetMember2);
sqlite3_bind_text(_sGetMember2,1,nwids,16,SQLITE_STATIC);
sqlite3_bind_text(_sGetMember2,2,addrs,10,SQLITE_STATIC);
if (sqlite3_step(_sGetMember2) == SQLITE_ROW) {
const char *memberIdStr = (const char *)sqlite3_column_text(_sGetMember2,3);
Utils::snprintf(json,sizeof(json),
"{\n"
"\t\"nwid\": \"%s\",\n"
"\t\"address\": \"%s\",\n"
"\t\"controllerInstanceId\": \"%s\",\n"
"\t\"authorized\": %s,\n"
"\t\"activeBridge\": %s,\n"
"\t\"memberRevision\": %llu,\n"
"\t\"clock\": %llu,\n"
"\t\"identity\": \"%s\",\n"
"\t\"ipAssignments\": [",
nwids,
addrs,
_instanceId.c_str(),
(sqlite3_column_int(_sGetMember2,0) > 0) ? "true" : "false",
(sqlite3_column_int(_sGetMember2,1) > 0) ? "true" : "false",
(unsigned long long)sqlite3_column_int64(_sGetMember2,2),
(unsigned long long)OSUtils::now(),
_jsonEscape(memberIdStr).c_str());
responseBody = json;
sqlite3_reset(_sGetIpAssignmentsForNode);
sqlite3_bind_text(_sGetIpAssignmentsForNode,1,nwids,16,SQLITE_STATIC);
sqlite3_bind_text(_sGetIpAssignmentsForNode,2,addrs,10,SQLITE_STATIC);
bool firstIp = true;
while (sqlite3_step(_sGetIpAssignmentsForNode) == SQLITE_ROW) {
int ipversion = sqlite3_column_int(_sGetIpAssignmentsForNode,2);
char ipBlob[16];
memcpy(ipBlob,(const void *)sqlite3_column_blob(_sGetIpAssignmentsForNode,0),16);
InetAddress ip(
(const void *)(ipversion == 6 ? ipBlob : &ipBlob[12]),
(ipversion == 6 ? 16 : 4),
(unsigned int)sqlite3_column_int(_sGetIpAssignmentsForNode,1)
);
responseBody.append(firstIp ? "\"" : ",\"");
responseBody.append(_jsonEscape(ip.toIpString()));
responseBody.push_back('"');
firstIp = false;
}
responseBody.append("],\n\t\"recentLog\": [");
const void *histb = sqlite3_column_blob(_sGetMember2,6);
if (histb) {
MemberRecentHistory rh;
rh.fromBlob((const char *)histb,sqlite3_column_bytes(_sGetMember2,6));
for(MemberRecentHistory::const_iterator i(rh.begin());i!=rh.end();++i) {
if (i != rh.begin())
responseBody.push_back(',');
responseBody.append(*i);
}
}
responseBody.append("]\n}\n");
responseContentType = "application/json";
return 200;
} // else 404
} else {
// List members
sqlite3_reset(_sListNetworkMembers);
sqlite3_bind_text(_sListNetworkMembers,1,nwids,16,SQLITE_STATIC);
responseBody.push_back('{');
bool firstMember = true;
while (sqlite3_step(_sListNetworkMembers) == SQLITE_ROW) {
responseBody.append(firstMember ? "\"" : ",\"");
firstMember = false;
responseBody.append((const char *)sqlite3_column_text(_sListNetworkMembers,0));
responseBody.append("\":");
responseBody.append((const char *)sqlite3_column_text(_sListNetworkMembers,1));
}
responseBody.push_back('}');
responseContentType = "application/json";
return 200;
}
} else if ((path[2] == "active")&&(path.size() == 3)) {
sqlite3_reset(_sGetActiveNodesOnNetwork);
sqlite3_bind_text(_sGetActiveNodesOnNetwork,1,nwids,16,SQLITE_STATIC);
sqlite3_bind_int64(_sGetActiveNodesOnNetwork,2,(int64_t)(OSUtils::now() - ZT_NETCONF_NODE_ACTIVE_THRESHOLD));
responseBody.push_back('{');
bool firstActiveMember = true;
while (sqlite3_step(_sGetActiveNodesOnNetwork) == SQLITE_ROW) {
const char *nodeId = (const char *)sqlite3_column_text(_sGetActiveNodesOnNetwork,0);
const char *rhblob = (const char *)sqlite3_column_blob(_sGetActiveNodesOnNetwork,1);
if ((nodeId)&&(rhblob)) {
MemberRecentHistory rh;
rh.fromBlob(rhblob,sqlite3_column_bytes(_sGetActiveNodesOnNetwork,1));
if (rh.size() > 0) {
if (firstActiveMember) {
firstActiveMember = false;
} else {
responseBody.push_back(',');
}
responseBody.push_back('"');
responseBody.append(nodeId);
responseBody.append("\":");
responseBody.append(rh.front());
}
}
}
responseBody.push_back('}');
responseContentType = "application/json";
return 200;
} else if ((path[2] == "test")&&(path.size() >= 4)) {
std::map< uint64_t,_CircuitTestEntry >::iterator cte(_circuitTests.find(Utils::hexStrToU64(path[3].c_str())));
if ((cte != _circuitTests.end())&&(cte->second.test)) {
responseBody = "[";
responseBody.append(cte->second.jsonResults);
responseBody.push_back(']');
responseContentType = "application/json";
return 200;
} // else 404
} // else 404
} else {
sqlite3_reset(_sGetNetworkById);
sqlite3_bind_text(_sGetNetworkById,1,nwids,16,SQLITE_STATIC);
if (sqlite3_step(_sGetNetworkById) == SQLITE_ROW) {
unsigned int fl = (unsigned int)sqlite3_column_int(_sGetNetworkById,4);
std::string v6modes;
if ((fl & ZT_DB_NETWORK_FLAG_ZT_MANAGED_V6_RFC4193) != 0)
v6modes.append("rfc4193");
if ((fl & ZT_DB_NETWORK_FLAG_ZT_MANAGED_V6_6PLANE) != 0) {
if (v6modes.length() > 0)
v6modes.push_back(',');
v6modes.append("6plane");
}
if ((fl & ZT_DB_NETWORK_FLAG_ZT_MANAGED_V6_AUTO_ASSIGN) != 0) {
if (v6modes.length() > 0)
v6modes.push_back(',');
v6modes.append("zt");
}
Utils::snprintf(json,sizeof(json),
"{\n"
"\t\"nwid\": \"%s\",\n"
"\t\"controllerInstanceId\": \"%s\",\n"
"\t\"clock\": %llu,\n"
"\t\"name\": \"%s\",\n"
"\t\"private\": %s,\n"
"\t\"enableBroadcast\": %s,\n"
"\t\"allowPassiveBridging\": %s,\n"
"\t\"v4AssignMode\": \"%s\",\n"
"\t\"v6AssignMode\": \"%s\",\n"
"\t\"multicastLimit\": %d,\n"
"\t\"creationTime\": %llu,\n"
"\t\"revision\": %llu,\n"
"\t\"memberRevisionCounter\": %llu,\n"
"\t\"authorizedMemberCount\": %llu,\n"
"\t\"relays\": [",
nwids,
_instanceId.c_str(),
(unsigned long long)OSUtils::now(),
_jsonEscape((const char *)sqlite3_column_text(_sGetNetworkById,0)).c_str(),
(sqlite3_column_int(_sGetNetworkById,1) > 0) ? "true" : "false",
(sqlite3_column_int(_sGetNetworkById,2) > 0) ? "true" : "false",
(sqlite3_column_int(_sGetNetworkById,3) > 0) ? "true" : "false",
(((fl & ZT_DB_NETWORK_FLAG_ZT_MANAGED_V4_AUTO_ASSIGN) != 0) ? "zt" : ""),
v6modes.c_str(),
sqlite3_column_int(_sGetNetworkById,5),
(unsigned long long)sqlite3_column_int64(_sGetNetworkById,6),
(unsigned long long)sqlite3_column_int64(_sGetNetworkById,7),
(unsigned long long)sqlite3_column_int64(_sGetNetworkById,8),
(unsigned long long)sqlite3_column_int64(_sGetNetworkById,9));
responseBody = json;
sqlite3_reset(_sGetRelays);
sqlite3_bind_text(_sGetRelays,1,nwids,16,SQLITE_STATIC);
bool firstRelay = true;
while (sqlite3_step(_sGetRelays) == SQLITE_ROW) {
responseBody.append(firstRelay ? "\n\t\t" : ",\n\t\t");
firstRelay = false;
responseBody.append("{\"address\":\"");
responseBody.append((const char *)sqlite3_column_text(_sGetRelays,0));
responseBody.append("\",\"phyAddress\":\"");
responseBody.append(_jsonEscape((const char *)sqlite3_column_text(_sGetRelays,1)));
responseBody.append("\"}");
}
responseBody.append("],\n\t\"routes\": [");
sqlite3_reset(_sGetRoutes);
sqlite3_bind_text(_sGetRoutes,1,nwids,16,SQLITE_STATIC);
bool firstRoute = true;
while (sqlite3_step(_sGetRoutes) == SQLITE_ROW) {
responseBody.append(firstRoute ? "\n\t\t" : ",\n\t\t");
firstRoute = false;
responseBody.append("{\"target\":");
char tmp[128];
const unsigned char *ip = (const unsigned char *)sqlite3_column_blob(_sGetRoutes,0);
switch(sqlite3_column_int(_sGetRoutes,3)) { // ipVersion
case 4:
Utils::snprintf(tmp,sizeof(tmp),"\"%d.%d.%d.%d/%d\"",(int)ip[12],(int)ip[13],(int)ip[14],(int)ip[15],sqlite3_column_int(_sGetRoutes,2));
break;
case 6:
Utils::snprintf(tmp,sizeof(tmp),"\"%.2x%.2x:%.2x%.2x:%.2x%.2x:%.2x%.2x:%.2x%.2x:%.2x%.2x:%.2x%.2x:%.2x%.2x/%d\"",(int)ip[0],(int)ip[1],(int)ip[2],(int)ip[3],(int)ip[4],(int)ip[5],(int)ip[6],(int)ip[7],(int)ip[8],(int)ip[9],(int)ip[10],(int)ip[11],(int)ip[12],(int)ip[13],(int)ip[14],(int)ip[15],sqlite3_column_int(_sGetRoutes,2));
break;
}
responseBody.append(tmp);
if (sqlite3_column_type(_sGetRoutes,1) == SQLITE_NULL) {
responseBody.append(",\"via\":null");
} else {
responseBody.append(",\"via\":");
ip = (const unsigned char *)sqlite3_column_blob(_sGetRoutes,1);
switch(sqlite3_column_int(_sGetRoutes,3)) { // ipVersion
case 4:
Utils::snprintf(tmp,sizeof(tmp),"\"%d.%d.%d.%d\"",(int)ip[12],(int)ip[13],(int)ip[14],(int)ip[15]);
break;
case 6:
Utils::snprintf(tmp,sizeof(tmp),"\"%.2x%.2x:%.2x%.2x:%.2x%.2x:%.2x%.2x:%.2x%.2x:%.2x%.2x:%.2x%.2x:%.2x%.2x\"",(int)ip[0],(int)ip[1],(int)ip[2],(int)ip[3],(int)ip[4],(int)ip[5],(int)ip[6],(int)ip[7],(int)ip[8],(int)ip[9],(int)ip[10],(int)ip[11],(int)ip[12],(int)ip[13],(int)ip[14],(int)ip[15]);
break;
}
responseBody.append(tmp);
}
responseBody.append(",\"flags\":");
responseBody.append((const char *)sqlite3_column_text(_sGetRoutes,4));
responseBody.append(",\"metric\":");
responseBody.append((const char *)sqlite3_column_text(_sGetRoutes,5));
responseBody.push_back('}');
}
responseBody.append("],\n\t\"ipAssignmentPools\": [");
sqlite3_reset(_sGetIpAssignmentPools2);
sqlite3_bind_text(_sGetIpAssignmentPools2,1,nwids,16,SQLITE_STATIC);
bool firstIpAssignmentPool = true;
while (sqlite3_step(_sGetIpAssignmentPools2) == SQLITE_ROW) {
const char *ipRangeStartB = reinterpret_cast<const char *>(sqlite3_column_blob(_sGetIpAssignmentPools2,0));
const char *ipRangeEndB = reinterpret_cast<const char *>(sqlite3_column_blob(_sGetIpAssignmentPools2,1));
if ((ipRangeStartB)&&(ipRangeEndB)) {
InetAddress ipps,ippe;
int ipVersion = sqlite3_column_int(_sGetIpAssignmentPools2,2);
if (ipVersion == 4) {
ipps.set((const void *)(ipRangeStartB + 12),4,0);
ippe.set((const void *)(ipRangeEndB + 12),4,0);
} else if (ipVersion == 6) {
ipps.set((const void *)ipRangeStartB,16,0);
ippe.set((const void *)ipRangeEndB,16,0);
}
if (ipps) {
responseBody.append(firstIpAssignmentPool ? "\n\t\t" : ",\n\t\t");
firstIpAssignmentPool = false;
Utils::snprintf(json,sizeof(json),"{\"ipRangeStart\":\"%s\",\"ipRangeEnd\":\"%s\"}",
_jsonEscape(ipps.toIpString()).c_str(),
_jsonEscape(ippe.toIpString()).c_str());
responseBody.append(json);
}
}
}
responseBody.append("],\n\t\"rules\": [");
sqlite3_reset(_sListRules);
sqlite3_bind_text(_sListRules,1,nwids,16,SQLITE_STATIC);
bool firstRule = true;
while (sqlite3_step(_sListRules) == SQLITE_ROW) {
responseBody.append(firstRule ? "\n\t{\n" : ",{\n");
firstRule = false;
Utils::snprintf(json,sizeof(json),"\t\t\"ruleNo\": %lld,\n",sqlite3_column_int64(_sListRules,0));
responseBody.append(json);
if (sqlite3_column_type(_sListRules,1) != SQLITE_NULL) {
Utils::snprintf(json,sizeof(json),"\t\t\"nodeId\": \"%s\",\n",(const char *)sqlite3_column_text(_sListRules,1));
responseBody.append(json);
}
if (sqlite3_column_type(_sListRules,2) != SQLITE_NULL) {
Utils::snprintf(json,sizeof(json),"\t\t\"sourcePort\": \"%s\",\n",(const char *)sqlite3_column_text(_sListRules,2));
responseBody.append(json);
}
if (sqlite3_column_type(_sListRules,3) != SQLITE_NULL) {
Utils::snprintf(json,sizeof(json),"\t\t\"destPort\": \"%s\",\n",(const char *)sqlite3_column_text(_sListRules,3));
responseBody.append(json);
}
if (sqlite3_column_type(_sListRules,4) != SQLITE_NULL) {
Utils::snprintf(json,sizeof(json),"\t\t\"vlanId\": %d,\n",sqlite3_column_int(_sListRules,4));
responseBody.append(json);
}
if (sqlite3_column_type(_sListRules,5) != SQLITE_NULL) {
Utils::snprintf(json,sizeof(json),"\t\t\"vlanPcp\": %d,\n",sqlite3_column_int(_sListRules,5));
responseBody.append(json);
}
if (sqlite3_column_type(_sListRules,6) != SQLITE_NULL) {
Utils::snprintf(json,sizeof(json),"\t\t\"etherType\": %d,\n",sqlite3_column_int(_sListRules,6));
responseBody.append(json);
}
if (sqlite3_column_type(_sListRules,7) != SQLITE_NULL) {
Utils::snprintf(json,sizeof(json),"\t\t\"macSource\": \"%s\",\n",MAC((const char *)sqlite3_column_text(_sListRules,7)).toString().c_str());
responseBody.append(json);
}
if (sqlite3_column_type(_sListRules,8) != SQLITE_NULL) {
Utils::snprintf(json,sizeof(json),"\t\t\"macDest\": \"%s\",\n",MAC((const char *)sqlite3_column_text(_sListRules,8)).toString().c_str());
responseBody.append(json);
}
if (sqlite3_column_type(_sListRules,9) != SQLITE_NULL) {
Utils::snprintf(json,sizeof(json),"\t\t\"ipSource\": \"%s\",\n",_jsonEscape((const char *)sqlite3_column_text(_sListRules,9)).c_str());
responseBody.append(json);
}
if (sqlite3_column_type(_sListRules,10) != SQLITE_NULL) {
Utils::snprintf(json,sizeof(json),"\t\t\"ipDest\": \"%s\",\n",_jsonEscape((const char *)sqlite3_column_text(_sListRules,10)).c_str());
responseBody.append(json);
}
if (sqlite3_column_type(_sListRules,11) != SQLITE_NULL) {
Utils::snprintf(json,sizeof(json),"\t\t\"ipTos\": %d,\n",sqlite3_column_int(_sListRules,11));
responseBody.append(json);
}
if (sqlite3_column_type(_sListRules,12) != SQLITE_NULL) {
Utils::snprintf(json,sizeof(json),"\t\t\"ipProtocol\": %d,\n",sqlite3_column_int(_sListRules,12));
responseBody.append(json);
}
if (sqlite3_column_type(_sListRules,13) != SQLITE_NULL) {
Utils::snprintf(json,sizeof(json),"\t\t\"ipSourcePort\": %d,\n",sqlite3_column_int(_sListRules,13));
responseBody.append(json);
}
if (sqlite3_column_type(_sListRules,14) != SQLITE_NULL) {
Utils::snprintf(json,sizeof(json),"\t\t\"ipDestPort\": %d,\n",sqlite3_column_int(_sListRules,14));
responseBody.append(json);
}
if (sqlite3_column_type(_sListRules,15) != SQLITE_NULL) {
Utils::snprintf(json,sizeof(json),"\t\t\"flags\": %lu,\n",(unsigned long)sqlite3_column_int64(_sListRules,15));
responseBody.append(json);
}
if (sqlite3_column_type(_sListRules,16) != SQLITE_NULL) {
Utils::snprintf(json,sizeof(json),"\t\t\"invFlags\": %lu,\n",(unsigned long)sqlite3_column_int64(_sListRules,16));
responseBody.append(json);
}
responseBody.append("\t\t\"action\": \"");
responseBody.append(_jsonEscape( (sqlite3_column_type(_sListRules,17) == SQLITE_NULL) ? "drop" : (const char *)sqlite3_column_text(_sListRules,17) ));
responseBody.append("\"\n\t}");
}
responseBody.append("]\n}\n");
responseContentType = "application/json";
return 200;
} // else 404
}
} else if (path.size() == 1) {
// list networks
sqlite3_reset(_sListNetworks);
responseContentType = "application/json";
responseBody = "[";
bool first = true;
while (sqlite3_step(_sListNetworks) == SQLITE_ROW) {
if (first) {
first = false;
responseBody.push_back('"');
} else responseBody.append(",\"");
responseBody.append((const char *)sqlite3_column_text(_sListNetworks,0));
responseBody.push_back('"');
}
responseBody.push_back(']');
return 200;
} // else 404
} else {
// GET /controller returns status and API version if controller is supported
Utils::snprintf(json,sizeof(json),"{\n\t\"controller\": true,\n\t\"apiVersion\": %d,\n\t\"clock\": %llu,\n\t\"instanceId\": \"%s\"\n}\n",ZT_NETCONF_CONTROLLER_API_VERSION,(unsigned long long)OSUtils::now(),_instanceId.c_str());
responseBody = json;
responseContentType = "application/json";
return 200;
}
return 404;
}
void SqliteNetworkController::_circuitTestCallback(ZT_Node *node,ZT_CircuitTest *test,const ZT_CircuitTestReport *report)
{
char tmp[65535];
SqliteNetworkController *const self = reinterpret_cast<SqliteNetworkController *>(test->ptr);
if (!test)
return;
if (!report)
return;
Mutex::Lock _l(self->_lock);
std::map< uint64_t,_CircuitTestEntry >::iterator cte(self->_circuitTests.find(test->testId));
if (cte == self->_circuitTests.end()) { // sanity check: a circuit test we didn't launch?
self->_node->circuitTestEnd(test);
::free((void *)test);
return;
}
Utils::snprintf(tmp,sizeof(tmp),
"%s{\n"
"\t\"timestamp\": %llu,"ZT_EOL_S
"\t\"testId\": \"%.16llx\","ZT_EOL_S
"\t\"upstream\": \"%.10llx\","ZT_EOL_S
"\t\"current\": \"%.10llx\","ZT_EOL_S
"\t\"receivedTimestamp\": %llu,"ZT_EOL_S
"\t\"remoteTimestamp\": %llu,"ZT_EOL_S
"\t\"sourcePacketId\": \"%.16llx\","ZT_EOL_S
"\t\"flags\": %llu,"ZT_EOL_S
"\t\"sourcePacketHopCount\": %u,"ZT_EOL_S
"\t\"errorCode\": %u,"ZT_EOL_S
"\t\"vendor\": %d,"ZT_EOL_S
"\t\"protocolVersion\": %u,"ZT_EOL_S
"\t\"majorVersion\": %u,"ZT_EOL_S
"\t\"minorVersion\": %u,"ZT_EOL_S
"\t\"revision\": %u,"ZT_EOL_S
"\t\"platform\": %d,"ZT_EOL_S
"\t\"architecture\": %d,"ZT_EOL_S
"\t\"receivedOnLocalAddress\": \"%s\","ZT_EOL_S
"\t\"receivedFromRemoteAddress\": \"%s\""ZT_EOL_S
"}",
((cte->second.jsonResults.length() > 0) ? ",\n" : ""),
(unsigned long long)report->timestamp,
(unsigned long long)test->testId,
(unsigned long long)report->upstream,
(unsigned long long)report->current,
(unsigned long long)OSUtils::now(),
(unsigned long long)report->remoteTimestamp,
(unsigned long long)report->sourcePacketId,
(unsigned long long)report->flags,
report->sourcePacketHopCount,
report->errorCode,
(int)report->vendor,
report->protocolVersion,
report->majorVersion,
report->minorVersion,
report->revision,
(int)report->platform,
(int)report->architecture,
reinterpret_cast<const InetAddress *>(&(report->receivedOnLocalAddress))->toString().c_str(),
reinterpret_cast<const InetAddress *>(&(report->receivedFromRemoteAddress))->toString().c_str());
cte->second.jsonResults.append(tmp);
}
} // namespace ZeroTier
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