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Made key exchange more stable.

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removed restore key function
sorry introduced lock with my last commit


git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@3924 b45a01b8-16f6-495d-af2f-9b41ad6348cc
This commit is contained in:
chrisparker126 2010-12-20 16:03:04 +00:00
parent 35f91f5e07
commit 5bc8e68059
6 changed files with 102 additions and 36 deletions
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7
libretroshare/src/retroshare/rschannels.h
View File

@ -251,6 +251,13 @@ virtual bool channelEditInfo(std::string chId, ChannelInfo &ci) = 0;
*/
virtual void getPubKeysAvailableGrpIds(std::list<std::string>& chanIds) = 0;
/*!
*
*
*
*/
//virtual void setPrivateChannelDir(const std::string&) = 0;
};

8
libretroshare/src/services/p3channels.cc
View File

@ -65,7 +65,7 @@ RsChannels *rsChannels = NULL;
/* remember 2^16 = 64K max units in store period.
* PUBPERIOD * 2^16 = max STORE PERIOD */
#define CHANNEL_STOREPERIOD (30*24*3600) /* 30 * 24 * 3600 - secs in a 30 day month */
#define CHANNEL_PUBPERIOD 600 /* 10 minutes ... (max = 455 days) */
#define CHANNEL_PUBPERIOD 120 /* 2 minutes ... (max = 455 days) */
#define MAX_AUTO_DL 1E9 /* auto download of attachment limit; 1 GIG */
p3Channels::p3Channels(uint16_t type, CacheStrapper *cs,
@ -658,9 +658,9 @@ bool p3Channels::locked_eventDuplicateMsg(GroupInfo *grp, RsDistribMsg *msg, std
// tho if empty don't bother
if(!chanMsg->attachment.items.empty()){
getChannelInfo(grpId, cInfo);
if(cInfo.channelFlags & RS_DISTRIB_PRIVATE)
if(grp->flags & RS_DISTRIB_PRIVATE)
chanPrivate = true;
}
@ -679,7 +679,7 @@ bool p3Channels::locked_eventDuplicateMsg(GroupInfo *grp, RsDistribMsg *msg, std
// send to download directory if file is private
if(chanPrivate){
localpath = mChannelsDir + "/" + channelname;
localpath = mChannelsDir;
flags = RS_FILE_HINTS_BACKGROUND | RS_FILE_HINTS_EXTRA;
}else{

1
libretroshare/src/services/p3channels.h
View File

@ -79,6 +79,7 @@ virtual bool channelRestoreKeys(std::string chId);
virtual bool channelShareKeys(std::string chId, std::list<std::string>& peers);
virtual bool channelEditInfo(std::string chId, ChannelInfo &ci);
virtual void getPubKeysAvailableGrpIds(std::list<std::string>& grpIds);
//virtual void setPrivateChannelDir(const std::string dirName);
/***************************************************************************************/

99
libretroshare/src/services/p3distrib.cc
View File

@ -96,7 +96,7 @@ int p3GroupDistrib::tick()
{
RsStackMutex stack(distribMtx); /**** STACK LOCKED MUTEX ****/
toPublish = (mPendingPublish.size() > 0) && (now > (time_t) (mPubPeriod + mLastPublishTime));
toPublish = ((mPendingPublish.size() > 0) || (mPendingPubKeyRecipients.size() > 0)) && (now > (time_t) (mPubPeriod + mLastPublishTime));
}
@ -136,19 +136,8 @@ int p3GroupDistrib::tick()
bool toReceive = receivedItems();
if(toReceive){
RsStackMutex stack(distribMtx);
locked_receivePubKeys();
}
{
RsStackMutex stack(distribMtx);
toReceive = (mRecvdPubKeys.size() > 0) && (now > (time_t) (mPubPeriod + mLastRecvdKeyTime));
if(toReceive)
locked_loadRecvdPubKeys();
receivePubKeys();
}
return 0;
@ -513,23 +502,44 @@ void p3GroupDistrib::loadGroupKey(RsDistribGrpKey *newKey)
std::map<std::string, GroupInfo>::iterator it;
it = mGroups.find(gid);
//
if (it == mGroups.end())
{
#ifdef DISTRIB_DEBUG
std::cerr << "p3GroupDistrib::loadGroupKey() Group Not Found - discarding Key";
std::cerr << "p3GroupDistrib::loadGroupKey() Group Not Found - Checking to see if shared Key";
std::cerr << std::endl;
#endif
// if this is an in-date publish key then keep to see if group arrives later
if(((time_t)(newKey->key.startTS + mStorePeriod) > time(NULL)) && !(newKey->key.keyFlags & RSTLV_KEY_DISTRIB_ADMIN))
// if this is an in-date full publish key then keep to see if group arrives later
if(((time_t)(newKey->key.startTS + mStorePeriod) > time(NULL)) && (newKey->key.keyFlags & RSTLV_KEY_TYPE_FULL)){
// make sure key does not exist
if(mRecvdPubKeys.find(gid) == mRecvdPubKeys.end()){
mRecvdPubKeys.insert(std::pair<std::string, RsDistribGrpKey*>(gid, newKey));
else
mPubKeyAvailableGrpId.push_back(gid);
}else{
#ifdef DISTRIB_DEBUG
std::cerr << "p3GroupDistrib::loadGroupKey() Key already received; discarding";
std::cerr << std::endl;
#endif
delete newKey;
}
}
else{
#ifdef DISTRIB_DEBUG
std::cerr << "p3GroupDistrib::loadGroupKey() Key out of date: discarding";
std::cerr << std::endl;
#endif
delete newKey;
}
return;
}
/* have the group -> add in the key */
bool updateOk = false;
if (newKey->key.keyFlags & RSTLV_KEY_DISTRIB_ADMIN)
@ -559,6 +569,44 @@ void p3GroupDistrib::loadGroupKey(RsDistribGrpKey *newKey)
{
updateOk = true;
}
}
std::map<std::string, RsDistribGrpKey* >::iterator kit;
std::list<std::string>::iterator sit;
bool canAdd = false;
// check to see if client has received a private publish key
if(mRecvdPubKeys.end() != (kit = mRecvdPubKeys.find(gid))){
if(!locked_updateGroupPublishKey(it->second, kit->second)){
#ifdef DISTRIB_DEBUG
std::cerr << "p3GroupDistrib::loadGroupKey() Failed Recvd Publish Key Update";
std::cerr << std::endl;
#endif
}else{
#ifdef DISTRIB_DEBUG
std::cerr << "p3GroupDistrib::loadGroupKey() Recvd Publish Key Update";
std::cerr << std::endl;
#endif
sit = mPubKeyAvailableGrpId.begin();
for(; sit != mPubKeyAvailableGrpId.end(); sit++){
if(gid == *sit)
canAdd = true;
}
if(canAdd)
mPubKeyAvailableGrpId.push_back(gid);
mRecvdPubKeys.erase(gid);
updateOk = true;
}
}
if (updateOk)
@ -1230,8 +1278,8 @@ bool p3GroupDistrib::subscribeToGroup(const std::string &grpId, bool subscrib
{
git->second.flags |= RS_DISTRIB_SUBSCRIBED;
if(attemptPublishKeysRecvd(git->second))
git->second.flags |= RS_DISTRIB_PUBLISH;
// if(attemptPublishKeysRecvd(git->second))
// git->second.flags |= RS_DISTRIB_PUBLISH;
locked_notifyGroupChanged(git->second, GRP_SUBSCRIBED);
mGroupsRepublish = true;
@ -1252,6 +1300,7 @@ bool p3GroupDistrib::subscribeToGroup(const std::string &grpId, bool subscrib
for(pit = git->second.sources.begin();
pit != git->second.sources.end(); pit++)
{
if(*pit != mOwnId)
locked_eventDuplicateMsg(&(git->second), mit->second, *pit);
}
}
@ -2063,7 +2112,7 @@ void p3GroupDistrib::locked_sharePubKey(){
}
void p3GroupDistrib::locked_receivePubKeys(){
void p3GroupDistrib::receivePubKeys(){
RsItem* item;
@ -2082,7 +2131,9 @@ void p3GroupDistrib::locked_receivePubKeys(){
std::cerr << "Got key Item" << std::endl;
#endif
if(key_item->key.keyFlags & RSTLV_KEY_TYPE_FULL){
mRecvdPubKeys[key_item->grpId] = key_item;
loadGroupKey(key_item);
}
else{
std::cerr << "p3GroupDistrib::locked_receiveKeys():" << "Not full public key"
@ -2094,9 +2145,15 @@ void p3GroupDistrib::locked_receivePubKeys(){
}
}
RsStackMutex stack(distribMtx);
// indicate config changed and also record the groups keys received for
if(!mRecvdPubKeys.empty())
IndicateConfigChanged();
return;
}

3
libretroshare/src/services/p3distrib.h
View File

@ -507,11 +507,12 @@ class p3GroupDistrib: public CacheSource, public CacheStore, public p3Config, pu
/**
* Attempt to receive publication keys
*/
virtual void locked_receivePubKeys();
virtual void receivePubKeys();
/*!
* utility function to check whether grps exist
* for private publish keys received
* @deprecated
*/
virtual void locked_loadRecvdPubKeys();

8
retroshare-gui/src/gui/ChannelFeed.cpp
View File

@ -172,8 +172,8 @@ void ChannelFeed::channelListCustomPopupMenu( QPoint point )
QAction *channeldetailsAct = new QAction(QIcon(":/images/info16.png"), tr( "Show Channel Details" ), &contextMnu);
connect( channeldetailsAct , SIGNAL( triggered() ), this, SLOT( showChannelDetails() ) );
QAction *restoreKeysAct = new QAction(QIcon(":/images/settings16.png"), tr("Restore Publish Rights for Channel" ), &contextMnu);
connect( restoreKeysAct , SIGNAL( triggered() ), this, SLOT( restoreChannelKeys() ) );
//QAction *restoreKeysAct = new QAction(QIcon(":/images/settings16.png"), tr("Restore Publish Rights for Channel" ), &contextMnu);
//connect( restoreKeysAct , SIGNAL( triggered() ), this, SLOT( restoreChannelKeys() ) );
QAction *editChannelDetailAct = new QAction(QIcon(":/images/edit_16.png"), tr("Edit Channel Details"), &contextMnu);
connect( editChannelDetailAct, SIGNAL( triggered() ), this, SLOT( editChannelDetail() ) );
@ -197,12 +197,12 @@ void ChannelFeed::channelListCustomPopupMenu( QPoint point )
contextMnu.addAction( unsubscribechannelAct );
contextMnu.addSeparator();
contextMnu.addAction( channeldetailsAct );
contextMnu.addAction( restoreKeysAct );
// contextMnu.addAction( restoreKeysAct );
} else {
contextMnu.addAction( subscribechannelAct );
contextMnu.addSeparator();
contextMnu.addAction( channeldetailsAct );
contextMnu.addAction( restoreKeysAct );
// contextMnu.addAction( restoreKeysAct );
}
contextMnu.exec(QCursor::pos());