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Merge #7692: Remove p2p alert system

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cfd519e Add release note documentation (BtcDrak)
6601ce5 protocol.h/cpp: Removes NetMsgType::ALERT (Thomas Kerin)
ad72104 Formatting (BtcDrak)
1b77471 Remove alert keys (BtcDrak)
01fdfef Remove `-alerts` option (BtcDrak)
9206634 Update alert notification and GUI (BtcDrak)
bbb9d1d Remove p2p alert handling (BtcDrak)
This commit is contained in:
Wladimir J. van der Laan
2016-03-21 12:54:28 +01:00
parent 9af69fa7e7 cfd519e942
commit 29b2be6ad7
17 changed files with 38 additions and 673 deletions
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91
src/main.cpp
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@@ -6,7 +6,6 @@
#include "main.h"
#include "addrman.h"
#include "alert.h"
#include "arith_uint256.h"
#include "chainparams.h"
#include "checkpoints.h"
@@ -75,7 +74,6 @@ bool fCheckBlockIndex = false;
bool fCheckpointsEnabled = DEFAULT_CHECKPOINTS_ENABLED;
size_t nCoinCacheUsage = 5000 * 300;
uint64_t nPruneTarget = 0;
bool fAlerts = DEFAULT_ALERTS;
int64_t nMaxTipAge = DEFAULT_MAX_TIP_AGE;
bool fEnableReplacement = DEFAULT_ENABLE_REPLACEMENT;
@@ -1566,6 +1564,26 @@ bool fLargeWorkForkFound = false;
bool fLargeWorkInvalidChainFound = false;
CBlockIndex *pindexBestForkTip = NULL, *pindexBestForkBase = NULL;
static void AlertNotify(const std::string& strMessage, bool fThread)
{
uiInterface.NotifyAlertChanged();
std::string strCmd = GetArg("-alertnotify", "");
if (strCmd.empty()) return;
// Alert text should be plain ascii coming from a trusted source, but to
// be safe we first strip anything not in safeChars, then add single quotes around
// the whole string before passing it to the shell:
std::string singleQuote("'");
std::string safeStatus = SanitizeString(strMessage);
safeStatus = singleQuote+safeStatus+singleQuote;
boost::replace_all(strCmd, "%s", safeStatus);
if (fThread)
boost::thread t(runCommand, strCmd); // thread runs free
else
runCommand(strCmd);
}
void CheckForkWarningConditions()
{
AssertLockHeld(cs_main);
@@ -1585,7 +1603,7 @@ void CheckForkWarningConditions()
{
std::string warning = std::string("'Warning: Large-work fork detected, forking after block ") +
pindexBestForkBase->phashBlock->ToString() + std::string("'");
CAlert::Notify(warning, true);
AlertNotify(warning, true);
}
if (pindexBestForkTip && pindexBestForkBase)
{
@@ -2116,7 +2134,7 @@ void PartitionCheck(bool (*initialDownloadCheck)(), CCriticalSection& cs, const
if (!strWarning.empty())
{
strMiscWarning = strWarning;
CAlert::Notify(strWarning, true);
AlertNotify(strWarning, true);
lastAlertTime = now;
}
}
@@ -2546,7 +2564,7 @@ void static UpdateTip(CBlockIndex *pindexNew) {
if (state == THRESHOLD_ACTIVE) {
strMiscWarning = strprintf(_("Warning: unknown new rules activated (versionbit %i)"), bit);
if (!fWarned) {
CAlert::Notify(strMiscWarning, true);
AlertNotify(strMiscWarning, true);
fWarned = true;
}
} else {
@@ -2568,7 +2586,7 @@ void static UpdateTip(CBlockIndex *pindexNew) {
// strMiscWarning is read by GetWarnings(), called by Qt and the JSON-RPC code to warn the user:
strMiscWarning = _("Warning: Unknown block versions being mined! It's possible unknown rules are in effect");
if (!fWarned) {
CAlert::Notify(strMiscWarning, true);
AlertNotify(strMiscWarning, true);
fWarned = true;
}
}
@@ -4213,14 +4231,8 @@ void static CheckBlockIndex(const Consensus::Params& consensusParams)
assert(nNodes == forward.size());
}
//////////////////////////////////////////////////////////////////////////////
//
// CAlert
//
std::string GetWarnings(const std::string& strFor)
{
int nPriority = 0;
string strStatusBar;
string strRPC;
string strGUI;
@@ -4236,37 +4248,20 @@ std::string GetWarnings(const std::string& strFor)
// Misc warnings like out of disk space and clock is wrong
if (strMiscWarning != "")
{
nPriority = 1000;
strStatusBar = strGUI = strMiscWarning;
}
if (fLargeWorkForkFound)
{
nPriority = 2000;
strStatusBar = strRPC = "Warning: The network does not appear to fully agree! Some miners appear to be experiencing issues.";
strGUI = _("Warning: The network does not appear to fully agree! Some miners appear to be experiencing issues.");
}
else if (fLargeWorkInvalidChainFound)
{
nPriority = 2000;
strStatusBar = strRPC = "Warning: We do not appear to fully agree with our peers! You may need to upgrade, or other nodes may need to upgrade.";
strGUI = _("Warning: We do not appear to fully agree with our peers! You may need to upgrade, or other nodes may need to upgrade.");
}
// Alerts
{
LOCK(cs_mapAlerts);
BOOST_FOREACH(PAIRTYPE(const uint256, CAlert)& item, mapAlerts)
{
const CAlert& alert = item.second;
if (alert.AppliesToMe() && alert.nPriority > nPriority)
{
nPriority = alert.nPriority;
strStatusBar = strGUI = alert.strStatusBar;
}
}
}
if (strFor == "gui")
return strGUI;
else if (strFor == "statusbar")
@@ -4588,13 +4583,6 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv,
}
}
// Relay alerts
{
LOCK(cs_mapAlerts);
BOOST_FOREACH(PAIRTYPE(const uint256, CAlert)& item, mapAlerts)
item.second.RelayTo(pfrom);
}
pfrom->fSuccessfullyConnected = true;
string remoteAddr;
@@ -5302,37 +5290,6 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv,
}
else if (fAlerts && strCommand == NetMsgType::ALERT)
{
CAlert alert;
vRecv >> alert;
uint256 alertHash = alert.GetHash();
if (pfrom->setKnown.count(alertHash) == 0)
{
if (alert.ProcessAlert(chainparams.AlertKey()))
{
// Relay
pfrom->setKnown.insert(alertHash);
{
LOCK(cs_vNodes);
BOOST_FOREACH(CNode* pnode, vNodes)
alert.RelayTo(pnode);
}
}
else {
// Small DoS penalty so peers that send us lots of
// duplicate/expired/invalid-signature/whatever alerts
// eventually get banned.
// This isn't a Misbehaving(100) (immediate ban) because the
// peer might be an older or different implementation with
// a different signature key, etc.
Misbehaving(pfrom->GetId(), 10);
}
}
}
else if (strCommand == NetMsgType::FILTERLOAD)
{
CBloomFilter filter;