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Merge pull request #1006 from birarda/master

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fix DS bug with AC talking on restart
This commit is contained in:
ZappoMan 2013-10-01 20:42:32 -07:00
commit bac16cc5cf
2 changed files with 52 additions and 39 deletions
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90
domain-server/src/DomainServer.cpp
View file

@ -339,6 +339,51 @@ bool DomainServer::checkInWithUUIDMatchesExistingNode(sockaddr* nodePublicSocket
return false;
}
void DomainServer::possiblyAddStaticAssignmentsBackToQueueAfterRestart(timeval* startTime) {
// if the domain-server has just restarted,
// check if there are static assignments in the file that we need to
// throw into the assignment queue
const uint64_t RESTART_HOLD_TIME_USECS = 5 * 1000 * 1000;
if (usecTimestampNow() - usecTimestamp(startTime) > RESTART_HOLD_TIME_USECS) {
_hasCompletedRestartHold = true;
// pull anything in the static assignment file that isn't spoken for and add to the assignment queue
for (int i = 0; i < MAX_STATIC_ASSIGNMENT_FILE_ASSIGNMENTS; i++) {
if (_staticAssignments[i].getUUID().isNull()) {
// reached the end of static assignments, bail
break;
}
bool foundMatchingAssignment = false;
NodeList* nodeList = NodeList::getInstance();
// enumerate the nodes and check if there is one with an attached assignment with matching UUID
for (NodeList::iterator node = nodeList->begin(); node != nodeList->end(); node++) {
if (node->getLinkedData()) {
Assignment* linkedAssignment = (Assignment*) node->getLinkedData();
if (linkedAssignment->getUUID() == _staticAssignments[i].getUUID()) {
foundMatchingAssignment = true;
break;
}
}
}
if (!foundMatchingAssignment) {
// this assignment has not been fulfilled - reset the UUID and add it to the assignment queue
_staticAssignments[i].resetUUID();
qDebug() << "Adding static assignment to queue -" << _staticAssignments[i] << "\n";
_assignmentQueueMutex.lock();
_assignmentQueue.push_back(&_staticAssignments[i]);
_assignmentQueueMutex.unlock();
}
}
}
}
void DomainServer::cleanup() {
_staticAssignmentFile.unmap(_staticAssignmentFileData);
_staticAssignmentFile.close();
@ -485,6 +530,10 @@ int DomainServer::run() {
qDebug("Received a request for assignment.\n");
if (_hasCompletedRestartHold) {
possiblyAddStaticAssignmentsBackToQueueAfterRestart(&startTime);
}
if (_assignmentQueue.size() > 0) {
// construct the requested assignment from the packet data
Assignment requestAssignment(packetData, receivedBytes);
@ -552,45 +601,8 @@ int DomainServer::run() {
}
}
const uint64_t RESTART_HOLD_TIME_USECS = 5 * 1000 * 1000;
qDebug("%d - %llu\n", _hasCompletedRestartHold, usecTimestampNow() - usecTimestamp(&startTime));
if (!_hasCompletedRestartHold && usecTimestampNow() - usecTimestamp(&startTime) > RESTART_HOLD_TIME_USECS) {
_hasCompletedRestartHold = true;
// pull anything in the static assignment file that isn't spoken for and add to the assignment queue
for (int i = 0; i < MAX_STATIC_ASSIGNMENT_FILE_ASSIGNMENTS; i++) {
if (_staticAssignments[i].getUUID().isNull()) {
// reached the end of static assignments, bail
qDebug() << "Reached the end of SA file with i at" << i << "\n";
break;
}
bool foundMatchingAssignment = false;
// enumerate the nodes and check if there is one with an attached assignment with matching UUID
for (NodeList::iterator node = nodeList->begin(); node != nodeList->end(); node++) {
if (node->getLinkedData()) {
Assignment* linkedAssignment = (Assignment*) node->getLinkedData();
if (linkedAssignment->getUUID() == _staticAssignments[i].getUUID()) {
foundMatchingAssignment = true;
break;
}
}
}
if (!foundMatchingAssignment) {
// this assignment has not been fulfilled - reset the UUID and add it to the assignment queue
_staticAssignments[i].resetUUID();
qDebug() << "Adding static assignment to queue -" << _staticAssignments[i] << "\n";
_assignmentQueueMutex.lock();
_assignmentQueue.push_back(&_staticAssignments[i]);
_assignmentQueueMutex.unlock();
}
}
if (!_hasCompletedRestartHold) {
possiblyAddStaticAssignmentsBackToQueueAfterRestart(&startTime);
}
}

1
domain-server/src/DomainServer.h
View file

@ -46,6 +46,7 @@ private:
Assignment* deployableAssignmentForRequest(Assignment& requestAssignment);
void removeAssignmentFromQueue(Assignment* removableAssignment);
bool checkInWithUUIDMatchesExistingNode(sockaddr* nodePublicSocket, sockaddr* nodeLocalSocket, const uchar* checkInData);
void possiblyAddStaticAssignmentsBackToQueueAfterRestart(timeval* startTime);
void cleanup();