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replace mNbAttempts in signature and validation of posts by a timeout, which allows to wait for missing keys more robustly

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This commit is contained in:
csoler 2016-12-29 15:24:31 +01:00
parent 3a45bac8e7
commit 9d82a3ff16
2 changed files with 24 additions and 43 deletions
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50
libretroshare/src/gxs/rsgenexchange.cc
View File

@ -86,14 +86,14 @@ RsGenExchange::RsGenExchange(RsGeneralDataService *gds, RsNetworkExchangeService
CREATE_FAIL(0),
CREATE_SUCCESS(1),
CREATE_FAIL_TRY_LATER(2),
SIGN_MAX_ATTEMPTS(5),
SIGN_MAX_WAITING_TIME(60),
SIGN_FAIL(0),
SIGN_SUCCESS(1),
SIGN_FAIL_TRY_LATER(2),
VALIDATE_FAIL(0),
VALIDATE_SUCCESS(1),
VALIDATE_FAIL_TRY_LATER(2),
VALIDATE_MAX_ATTEMPTS(5)
VALIDATE_MAX_WAITING_TIME(60)
{
mDataAccess = new RsGxsDataAccess(gds);
@ -1478,7 +1478,7 @@ void RsGenExchange::notifyNewGroups(std::vector<RsNxsGrp *> &groups)
std::cerr << std::endl;
#endif
GxsPendingItem<RsNxsGrp*, RsGxsGroupId> gpsi(grp, grp->grpId);
GxsPendingItem<RsNxsGrp*, RsGxsGroupId> gpsi(grp, grp->grpId,time(NULL));
mReceivedGrps.push_back(gpsi);
}
else
@ -1923,7 +1923,9 @@ bool RsGenExchange::processGrpMask(const RsGxsGroupId& grpId, ContentValue &grpC
void RsGenExchange::publishMsgs()
{
RS_STACK_MUTEX(mGenMtx) ;
RS_STACK_MUTEX(mGenMtx) ;
time_t now = time(NULL);
// stick back msgs pending signature
typedef std::map<uint32_t, GxsPendingItem<RsGxsMsgItem*, uint32_t> > PendSignMap;
@ -1992,22 +1994,20 @@ void RsGenExchange::publishMsgs()
// sign attempt
if(pit == mMsgPendingSign.end())
{
GxsPendingItem<RsGxsMsgItem*, uint32_t> gsi(msgItem, token);
GxsPendingItem<RsGxsMsgItem*, uint32_t> gsi(msgItem, token,time(NULL));
mMsgPendingSign.insert(std::make_pair(token, gsi));
}
else
{
// remove from attempts queue if over sign
// attempts limit
if(pit->second.mAttempts == SIGN_MAX_ATTEMPTS)
if(pit->second.mFirstTryTS + SIGN_MAX_WAITING_TIME < now)
{
std::cerr << "Pending signature grp=" << pit->second.mItem->meta.mGroupId << ", msg=" << pit->second.mItem->meta.mMsgId << ", has exceeded validation time limit. The author's key can probably not be obtained. This is unexpected." << std::endl;
mMsgPendingSign.erase(token);
tryLater = false;
}
else
{
++pit->second.mAttempts;
}
}
createOk = false;
@ -2653,28 +2653,22 @@ void RsGenExchange::processRecvdMessages()
{
RS_STACK_MUTEX(mGenMtx) ;
time_t now = time(NULL);
#ifdef GEN_EXCH_DEBUG
if(!mMsgPendingValidate.empty())
std::cerr << "processing received messages" << std::endl;
#endif
NxsMsgPendingVect::iterator pend_it = mMsgPendingValidate.begin();
#ifdef GEN_EXCH_DEBUG
if(!mMsgPendingValidate.empty())
std::cerr << " pending validation" << std::endl;
#endif
for(; pend_it != mMsgPendingValidate.end();)
{
GxsPendingItem<RsNxsMsg*, RsGxsGrpMsgIdPair>& gpsi = *pend_it;
#ifdef GEN_EXCH_DEBUG
std::cerr << " grp=" << gpsi.mId.first << ", msg=" << gpsi.mId.second << ", attempts=" << gpsi.mAttempts ;
#endif
if(gpsi.mAttempts == VALIDATE_MAX_ATTEMPTS)
if(gpsi.mFirstTryTS + VALIDATE_MAX_WAITING_TIME < now)
{
#ifdef GEN_EXCH_DEBUG
std::cerr << " = max! deleting." << std::endl;
#endif
std::cerr << "Pending validation grp=" << gpsi.mId.first << ", msg=" << gpsi.mId.second << ", has exceeded validation time limit. The author's key can probably not be obtained. This is unexpected." << std::endl;
delete gpsi.mItem;
pend_it = mMsgPendingValidate.erase(pend_it);
}
@ -2836,16 +2830,12 @@ void RsGenExchange::processRecvdMessages()
// first check you haven't made too many attempts
NxsMsgPendingVect::iterator vit = std::find(
mMsgPendingValidate.begin(), mMsgPendingValidate.end(), id);
NxsMsgPendingVect::iterator vit = std::find(mMsgPendingValidate.begin(), mMsgPendingValidate.end(), id);
if(vit == mMsgPendingValidate.end())
{
GxsPendingItem<RsNxsMsg*, RsGxsGrpMsgIdPair> item(msg, id);
GxsPendingItem<RsNxsMsg*, RsGxsGrpMsgIdPair> item(msg, id,time(NULL));
mMsgPendingValidate.push_back(item);
}else
{
vit->mAttempts++;
}
}
}
@ -2978,18 +2968,16 @@ void RsGenExchange::processRecvdGroups()
std::cerr << " failed to validate incoming grp, trying again. grpId: " << grp->grpId << std::endl;
#endif
if(gpsi.mAttempts == VALIDATE_MAX_ATTEMPTS)
if(gpsi.mFirstTryTS + VALIDATE_MAX_WAITING_TIME < time(NULL))
{
#ifdef GEN_EXCH_DEBUG
std::cerr << " max attempts " << VALIDATE_MAX_ATTEMPTS << " reached. Will delete group " << grp->grpId << std::endl;
std::cerr << " validation time got group " << grp->grpId << " exceeded maximum. Will delete group " << std::endl;
#endif
delete grp;
erase = true;
}
else
{
erase = false;
}
}
}
else

17
libretroshare/src/gxs/rsgenexchange.h
View File

@ -43,17 +43,10 @@ template<class GxsItem, typename Identity = std::string>
class GxsPendingItem
{
public:
GxsPendingItem(GxsItem item, Identity id) :
mItem(item), mId(id), mAttempts(0)
GxsPendingItem(GxsItem item, Identity id,time_t ts) :
mItem(item), mId(id), mFirstTryTS(ts)
{}
GxsPendingItem(const GxsPendingItem& gpsi)
{
this->mItem = gpsi.mItem;
this->mId = gpsi.mId;
this->mAttempts = gpsi.mAttempts;
}
bool operator==(const Identity& id)
{
return this->mId == id;
@ -61,7 +54,7 @@ public:
GxsItem mItem;
Identity mId;
uint8_t mAttempts;
time_t mFirstTryTS;
};
class GxsGrpPendingSign
@ -883,9 +876,9 @@ private:
private:
const uint8_t CREATE_FAIL, CREATE_SUCCESS, CREATE_FAIL_TRY_LATER, SIGN_MAX_ATTEMPTS;
const uint8_t CREATE_FAIL, CREATE_SUCCESS, CREATE_FAIL_TRY_LATER, SIGN_MAX_WAITING_TIME;
const uint8_t SIGN_FAIL, SIGN_SUCCESS, SIGN_FAIL_TRY_LATER;
const uint8_t VALIDATE_FAIL, VALIDATE_SUCCESS, VALIDATE_FAIL_TRY_LATER, VALIDATE_MAX_ATTEMPTS;
const uint8_t VALIDATE_FAIL, VALIDATE_SUCCESS, VALIDATE_FAIL_TRY_LATER, VALIDATE_MAX_WAITING_TIME;
private: