From e56771365b446fa7f51a17d67f3fbe560baaa5a5 Mon Sep 17 00:00:00 2001
From: practicalswift <practicalswift@users.noreply.github.com>
Date: Wed, 23 May 2018 14:14:58 +0200
Subject: Do not use uppercase characters in source code filenames

---
 src/test/DoS_tests.cpp | 385 -------------------------------------------------
 1 file changed, 385 deletions(-)
 delete mode 100644 src/test/DoS_tests.cpp

(limited to 'src/test/DoS_tests.cpp')

diff --git a/src/test/DoS_tests.cpp b/src/test/DoS_tests.cpp
deleted file mode 100644
index 1868aed7dd..0000000000
--- a/src/test/DoS_tests.cpp
+++ /dev/null
@@ -1,385 +0,0 @@
-// Copyright (c) 2011-2017 The Bitcoin Core developers
-// Distributed under the MIT software license, see the accompanying
-// file COPYING or http://www.opensource.org/licenses/mit-license.php.
-
-// Unit tests for denial-of-service detection/prevention code
-
-#include <chainparams.h>
-#include <keystore.h>
-#include <net.h>
-#include <net_processing.h>
-#include <pow.h>
-#include <script/sign.h>
-#include <serialize.h>
-#include <util.h>
-#include <validation.h>
-
-#include <test/test_bitcoin.h>
-
-#include <stdint.h>
-
-#include <boost/test/unit_test.hpp>
-
-// Tests these internal-to-net_processing.cpp methods:
-extern bool AddOrphanTx(const CTransactionRef& tx, NodeId peer);
-extern void EraseOrphansFor(NodeId peer);
-extern unsigned int LimitOrphanTxSize(unsigned int nMaxOrphans);
-struct COrphanTx {
-    CTransactionRef tx;
-    NodeId fromPeer;
-    int64_t nTimeExpire;
-};
-extern std::map<uint256, COrphanTx> mapOrphanTransactions;
-
-static CService ip(uint32_t i)
-{
-    struct in_addr s;
-    s.s_addr = i;
-    return CService(CNetAddr(s), Params().GetDefaultPort());
-}
-
-static NodeId id = 0;
-
-void UpdateLastBlockAnnounceTime(NodeId node, int64_t time_in_seconds);
-
-BOOST_FIXTURE_TEST_SUITE(DoS_tests, TestingSetup)
-
-// Test eviction of an outbound peer whose chain never advances
-// Mock a node connection, and use mocktime to simulate a peer
-// which never sends any headers messages.  PeerLogic should
-// decide to evict that outbound peer, after the appropriate timeouts.
-// Note that we protect 4 outbound nodes from being subject to
-// this logic; this test takes advantage of that protection only
-// being applied to nodes which send headers with sufficient
-// work.
-BOOST_AUTO_TEST_CASE(outbound_slow_chain_eviction)
-{
-    std::atomic<bool> interruptDummy(false);
-
-    // Mock an outbound peer
-    CAddress addr1(ip(0xa0b0c001), NODE_NONE);
-    CNode dummyNode1(id++, ServiceFlags(NODE_NETWORK|NODE_WITNESS), 0, INVALID_SOCKET, addr1, 0, 0, CAddress(), "", /*fInboundIn=*/ false);
-    dummyNode1.SetSendVersion(PROTOCOL_VERSION);
-
-    peerLogic->InitializeNode(&dummyNode1);
-    dummyNode1.nVersion = 1;
-    dummyNode1.fSuccessfullyConnected = true;
-
-    // This test requires that we have a chain with non-zero work.
-    LOCK(cs_main);
-    BOOST_CHECK(chainActive.Tip() != nullptr);
-    BOOST_CHECK(chainActive.Tip()->nChainWork > 0);
-
-    // Test starts here
-    LOCK(dummyNode1.cs_sendProcessing);
-    peerLogic->SendMessages(&dummyNode1, interruptDummy); // should result in getheaders
-    LOCK(dummyNode1.cs_vSend);
-    BOOST_CHECK(dummyNode1.vSendMsg.size() > 0);
-    dummyNode1.vSendMsg.clear();
-
-    int64_t nStartTime = GetTime();
-    // Wait 21 minutes
-    SetMockTime(nStartTime+21*60);
-    peerLogic->SendMessages(&dummyNode1, interruptDummy); // should result in getheaders
-    BOOST_CHECK(dummyNode1.vSendMsg.size() > 0);
-    // Wait 3 more minutes
-    SetMockTime(nStartTime+24*60);
-    peerLogic->SendMessages(&dummyNode1, interruptDummy); // should result in disconnect
-    BOOST_CHECK(dummyNode1.fDisconnect == true);
-    SetMockTime(0);
-
-    bool dummy;
-    peerLogic->FinalizeNode(dummyNode1.GetId(), dummy);
-}
-
-static void AddRandomOutboundPeer(std::vector<CNode *> &vNodes, PeerLogicValidation &peerLogic)
-{
-    CAddress addr(ip(GetRandInt(0xffffffff)), NODE_NONE);
-    vNodes.emplace_back(new CNode(id++, ServiceFlags(NODE_NETWORK|NODE_WITNESS), 0, INVALID_SOCKET, addr, 0, 0, CAddress(), "", /*fInboundIn=*/ false));
-    CNode &node = *vNodes.back();
-    node.SetSendVersion(PROTOCOL_VERSION);
-
-    peerLogic.InitializeNode(&node);
-    node.nVersion = 1;
-    node.fSuccessfullyConnected = true;
-
-    CConnmanTest::AddNode(node);
-}
-
-BOOST_AUTO_TEST_CASE(stale_tip_peer_management)
-{
-    const Consensus::Params& consensusParams = Params().GetConsensus();
-    constexpr int nMaxOutbound = 8;
-    CConnman::Options options;
-    options.nMaxConnections = 125;
-    options.nMaxOutbound = nMaxOutbound;
-    options.nMaxFeeler = 1;
-
-    connman->Init(options);
-    std::vector<CNode *> vNodes;
-
-    // Mock some outbound peers
-    for (int i=0; i<nMaxOutbound; ++i) {
-        AddRandomOutboundPeer(vNodes, *peerLogic);
-    }
-
-    peerLogic->CheckForStaleTipAndEvictPeers(consensusParams);
-
-    // No nodes should be marked for disconnection while we have no extra peers
-    for (const CNode *node : vNodes) {
-        BOOST_CHECK(node->fDisconnect == false);
-    }
-
-    SetMockTime(GetTime() + 3*consensusParams.nPowTargetSpacing + 1);
-
-    // Now tip should definitely be stale, and we should look for an extra
-    // outbound peer
-    peerLogic->CheckForStaleTipAndEvictPeers(consensusParams);
-    BOOST_CHECK(connman->GetTryNewOutboundPeer());
-
-    // Still no peers should be marked for disconnection
-    for (const CNode *node : vNodes) {
-        BOOST_CHECK(node->fDisconnect == false);
-    }
-
-    // If we add one more peer, something should get marked for eviction
-    // on the next check (since we're mocking the time to be in the future, the
-    // required time connected check should be satisfied).
-    AddRandomOutboundPeer(vNodes, *peerLogic);
-
-    peerLogic->CheckForStaleTipAndEvictPeers(consensusParams);
-    for (int i=0; i<nMaxOutbound; ++i) {
-        BOOST_CHECK(vNodes[i]->fDisconnect == false);
-    }
-    // Last added node should get marked for eviction
-    BOOST_CHECK(vNodes.back()->fDisconnect == true);
-
-    vNodes.back()->fDisconnect = false;
-
-    // Update the last announced block time for the last
-    // peer, and check that the next newest node gets evicted.
-    UpdateLastBlockAnnounceTime(vNodes.back()->GetId(), GetTime());
-
-    peerLogic->CheckForStaleTipAndEvictPeers(consensusParams);
-    for (int i=0; i<nMaxOutbound-1; ++i) {
-        BOOST_CHECK(vNodes[i]->fDisconnect == false);
-    }
-    BOOST_CHECK(vNodes[nMaxOutbound-1]->fDisconnect == true);
-    BOOST_CHECK(vNodes.back()->fDisconnect == false);
-
-    bool dummy;
-    for (const CNode *node : vNodes) {
-        peerLogic->FinalizeNode(node->GetId(), dummy);
-    }
-
-    CConnmanTest::ClearNodes();
-}
-
-BOOST_AUTO_TEST_CASE(DoS_banning)
-{
-    std::atomic<bool> interruptDummy(false);
-
-    connman->ClearBanned();
-    CAddress addr1(ip(0xa0b0c001), NODE_NONE);
-    CNode dummyNode1(id++, NODE_NETWORK, 0, INVALID_SOCKET, addr1, 0, 0, CAddress(), "", true);
-    dummyNode1.SetSendVersion(PROTOCOL_VERSION);
-    peerLogic->InitializeNode(&dummyNode1);
-    dummyNode1.nVersion = 1;
-    dummyNode1.fSuccessfullyConnected = true;
-    {
-        LOCK(cs_main);
-        Misbehaving(dummyNode1.GetId(), 100); // Should get banned
-    }
-    LOCK(dummyNode1.cs_sendProcessing);
-    peerLogic->SendMessages(&dummyNode1, interruptDummy);
-    BOOST_CHECK(connman->IsBanned(addr1));
-    BOOST_CHECK(!connman->IsBanned(ip(0xa0b0c001|0x0000ff00))); // Different IP, not banned
-
-    CAddress addr2(ip(0xa0b0c002), NODE_NONE);
-    CNode dummyNode2(id++, NODE_NETWORK, 0, INVALID_SOCKET, addr2, 1, 1, CAddress(), "", true);
-    dummyNode2.SetSendVersion(PROTOCOL_VERSION);
-    peerLogic->InitializeNode(&dummyNode2);
-    dummyNode2.nVersion = 1;
-    dummyNode2.fSuccessfullyConnected = true;
-    {
-        LOCK(cs_main);
-        Misbehaving(dummyNode2.GetId(), 50);
-    }
-    LOCK(dummyNode2.cs_sendProcessing);
-    peerLogic->SendMessages(&dummyNode2, interruptDummy);
-    BOOST_CHECK(!connman->IsBanned(addr2)); // 2 not banned yet...
-    BOOST_CHECK(connman->IsBanned(addr1));  // ... but 1 still should be
-    {
-        LOCK(cs_main);
-        Misbehaving(dummyNode2.GetId(), 50);
-    }
-    peerLogic->SendMessages(&dummyNode2, interruptDummy);
-    BOOST_CHECK(connman->IsBanned(addr2));
-
-    bool dummy;
-    peerLogic->FinalizeNode(dummyNode1.GetId(), dummy);
-    peerLogic->FinalizeNode(dummyNode2.GetId(), dummy);
-}
-
-BOOST_AUTO_TEST_CASE(DoS_banscore)
-{
-    std::atomic<bool> interruptDummy(false);
-
-    connman->ClearBanned();
-    gArgs.ForceSetArg("-banscore", "111"); // because 11 is my favorite number
-    CAddress addr1(ip(0xa0b0c001), NODE_NONE);
-    CNode dummyNode1(id++, NODE_NETWORK, 0, INVALID_SOCKET, addr1, 3, 1, CAddress(), "", true);
-    dummyNode1.SetSendVersion(PROTOCOL_VERSION);
-    peerLogic->InitializeNode(&dummyNode1);
-    dummyNode1.nVersion = 1;
-    dummyNode1.fSuccessfullyConnected = true;
-    {
-        LOCK(cs_main);
-        Misbehaving(dummyNode1.GetId(), 100);
-    }
-    LOCK(dummyNode1.cs_sendProcessing);
-    peerLogic->SendMessages(&dummyNode1, interruptDummy);
-    BOOST_CHECK(!connman->IsBanned(addr1));
-    {
-        LOCK(cs_main);
-        Misbehaving(dummyNode1.GetId(), 10);
-    }
-    peerLogic->SendMessages(&dummyNode1, interruptDummy);
-    BOOST_CHECK(!connman->IsBanned(addr1));
-    {
-        LOCK(cs_main);
-        Misbehaving(dummyNode1.GetId(), 1);
-    }
-    peerLogic->SendMessages(&dummyNode1, interruptDummy);
-    BOOST_CHECK(connman->IsBanned(addr1));
-    gArgs.ForceSetArg("-banscore", std::to_string(DEFAULT_BANSCORE_THRESHOLD));
-
-    bool dummy;
-    peerLogic->FinalizeNode(dummyNode1.GetId(), dummy);
-}
-
-BOOST_AUTO_TEST_CASE(DoS_bantime)
-{
-    std::atomic<bool> interruptDummy(false);
-
-    connman->ClearBanned();
-    int64_t nStartTime = GetTime();
-    SetMockTime(nStartTime); // Overrides future calls to GetTime()
-
-    CAddress addr(ip(0xa0b0c001), NODE_NONE);
-    CNode dummyNode(id++, NODE_NETWORK, 0, INVALID_SOCKET, addr, 4, 4, CAddress(), "", true);
-    dummyNode.SetSendVersion(PROTOCOL_VERSION);
-    peerLogic->InitializeNode(&dummyNode);
-    dummyNode.nVersion = 1;
-    dummyNode.fSuccessfullyConnected = true;
-
-    {
-        LOCK(cs_main);
-        Misbehaving(dummyNode.GetId(), 100);
-    }
-    LOCK(dummyNode.cs_sendProcessing);
-    peerLogic->SendMessages(&dummyNode, interruptDummy);
-    BOOST_CHECK(connman->IsBanned(addr));
-
-    SetMockTime(nStartTime+60*60);
-    BOOST_CHECK(connman->IsBanned(addr));
-
-    SetMockTime(nStartTime+60*60*24+1);
-    BOOST_CHECK(!connman->IsBanned(addr));
-
-    bool dummy;
-    peerLogic->FinalizeNode(dummyNode.GetId(), dummy);
-}
-
-static CTransactionRef RandomOrphan()
-{
-    std::map<uint256, COrphanTx>::iterator it;
-    LOCK(cs_main);
-    it = mapOrphanTransactions.lower_bound(InsecureRand256());
-    if (it == mapOrphanTransactions.end())
-        it = mapOrphanTransactions.begin();
-    return it->second.tx;
-}
-
-BOOST_AUTO_TEST_CASE(DoS_mapOrphans)
-{
-    CKey key;
-    key.MakeNewKey(true);
-    CBasicKeyStore keystore;
-    keystore.AddKey(key);
-
-    // 50 orphan transactions:
-    for (int i = 0; i < 50; i++)
-    {
-        CMutableTransaction tx;
-        tx.vin.resize(1);
-        tx.vin[0].prevout.n = 0;
-        tx.vin[0].prevout.hash = InsecureRand256();
-        tx.vin[0].scriptSig << OP_1;
-        tx.vout.resize(1);
-        tx.vout[0].nValue = 1*CENT;
-        tx.vout[0].scriptPubKey = GetScriptForDestination(key.GetPubKey().GetID());
-
-        AddOrphanTx(MakeTransactionRef(tx), i);
-    }
-
-    // ... and 50 that depend on other orphans:
-    for (int i = 0; i < 50; i++)
-    {
-        CTransactionRef txPrev = RandomOrphan();
-
-        CMutableTransaction tx;
-        tx.vin.resize(1);
-        tx.vin[0].prevout.n = 0;
-        tx.vin[0].prevout.hash = txPrev->GetHash();
-        tx.vout.resize(1);
-        tx.vout[0].nValue = 1*CENT;
-        tx.vout[0].scriptPubKey = GetScriptForDestination(key.GetPubKey().GetID());
-        SignSignature(keystore, *txPrev, tx, 0, SIGHASH_ALL);
-
-        AddOrphanTx(MakeTransactionRef(tx), i);
-    }
-
-    // This really-big orphan should be ignored:
-    for (int i = 0; i < 10; i++)
-    {
-        CTransactionRef txPrev = RandomOrphan();
-
-        CMutableTransaction tx;
-        tx.vout.resize(1);
-        tx.vout[0].nValue = 1*CENT;
-        tx.vout[0].scriptPubKey = GetScriptForDestination(key.GetPubKey().GetID());
-        tx.vin.resize(2777);
-        for (unsigned int j = 0; j < tx.vin.size(); j++)
-        {
-            tx.vin[j].prevout.n = j;
-            tx.vin[j].prevout.hash = txPrev->GetHash();
-        }
-        SignSignature(keystore, *txPrev, tx, 0, SIGHASH_ALL);
-        // Re-use same signature for other inputs
-        // (they don't have to be valid for this test)
-        for (unsigned int j = 1; j < tx.vin.size(); j++)
-            tx.vin[j].scriptSig = tx.vin[0].scriptSig;
-
-        BOOST_CHECK(!AddOrphanTx(MakeTransactionRef(tx), i));
-    }
-
-    LOCK(cs_main);
-    // Test EraseOrphansFor:
-    for (NodeId i = 0; i < 3; i++)
-    {
-        size_t sizeBefore = mapOrphanTransactions.size();
-        EraseOrphansFor(i);
-        BOOST_CHECK(mapOrphanTransactions.size() < sizeBefore);
-    }
-
-    // Test LimitOrphanTxSize() function:
-    LimitOrphanTxSize(40);
-    BOOST_CHECK(mapOrphanTransactions.size() <= 40);
-    LimitOrphanTxSize(10);
-    BOOST_CHECK(mapOrphanTransactions.size() <= 10);
-    LimitOrphanTxSize(0);
-    BOOST_CHECK(mapOrphanTransactions.empty());
-}
-
-BOOST_AUTO_TEST_SUITE_END()
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