[
https://issues.apache.org/jira/browse/MINIFICPP-1776?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Ádám Markovics resolved MINIFICPP-1776.
---------------------------------------
Resolution: Fixed
> Parallel heartbeat and flow update can cause crash
> --------------------------------------------------
>
> Key: MINIFICPP-1776
> URL: https://issues.apache.org/jira/browse/MINIFICPP-1776
> Project: Apache NiFi MiNiFi C++
> Issue Type: Bug
> Reporter: Ádám Markovics
> Assignee: Ádám Markovics
> Priority: Major
> Time Spent: 3h 40m
> Remaining Estimate: 0h
>
> Performing heartbeat and applying a flow update in parallel can lead to a
> data race.
> During the flow update old processors are destructed.
> While in the heartbeat we are asking information about the processors that
> are being destructed or are already destructed.
>
> #0 0x00007f6a5442c0ac in
> org::apache::nifi::minifi::state::ProcessorController::getComponentName[abi:cxx11]()
> const (this=0x7f6a101f2250) at
> /home/fgerlits/src/minifi2/libminifi/include/core/state/ProcessorController.h:46
> #1 0x00007f6a542771e0 in
> org::apache::nifi::minifi::state::response::AgentStatus::serializeComponents
> (this=0x7f6a2effc4d0) at
> /home/fgerlits/src/minifi2/libminifi/include/core/state/nodes/AgentInformation.h:509
> #2 0x00007f6a54276b15 in
> org::apache::nifi::minifi::state::response::AgentStatus::serialize
> (this=0x7f6a2effc4d0) at
> /home/fgerlits/src/minifi2/libminifi/include/core/state/nodes/AgentInformation.h:447
> #3 0x00007f6a54278e4e in
> org::apache::nifi::minifi::state::response::AgentNode::getAgentStatus
> (this=0x7f6a14007d00) at
> /home/fgerlits/src/minifi2/libminifi/include/core/state/nodes/AgentInformation.h:772
> #4 0x00007f6a54279298 in
> org::apache::nifi::minifi::state::response::AgentInformation::serialize
> (this=0x7f6a14007d00) at
> /home/fgerlits/src/minifi2/libminifi/include/core/state/nodes/AgentInformation.h:820
> #5 0x00007f6a542f20dc in
> org::apache::nifi::minifi::c2::C2Agent::performHeartBeat
> (this=0x55b75c8a93c0) at
> /home/fgerlits/src/minifi2/libminifi/src/c2/C2Agent.cpp:242
> #6 0x00007f6a542f7ad0 in org::apache::nifi::minifi::c2::C2Agent::produce
> (this=0x55b75c8a93c0) at
> /home/fgerlits/src/minifi2/libminifi/src/c2/C2Agent.cpp:760
> #7 0x00007f6a542efe8d in operator() (__closure=0x7f6a2effcbf0) at
> /home/fgerlits/src/minifi2/libminifi/src/c2/C2Agent.cpp:87
> Program terminated with signal SIGSEGV, Segmentation fault.
> #0 0x00007f6a5442c0ac in
> org::apache::nifi::minifi::state::ProcessorController::getComponentName[abi:cxx11]()
> const (this=0x7f6a101f2250)
> at
> /home/fgerlits/src/minifi2/libminifi/include/core/state/ProcessorController.h:46
> 46 return processor_->getName();
--
This message was sent by Atlassian Jira
(v8.20.1#820001)
