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Merge remote-tracking branch 'upstream/mueller/master' into development

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This commit is contained in:
Robin Müller
2021-03-29 14:36:53 +02:00
parent 83d0db8242 3a75be2683
commit f2da31239c
36 changed files with 875 additions and 733 deletions
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2
osal/linux/CMakeLists.txt
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@ -13,8 +13,6 @@ target_sources(${LIB_FSFW_NAME}
QueueFactory.cpp
SemaphoreFactory.cpp
TaskFactory.cpp
TcUnixUdpPollingTask.cpp
TmTcUnixUdpBridge.cpp
Timer.cpp
tcpipHelpers.cpp
)

54
osal/linux/PosixThread.cpp
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@ -6,7 +6,7 @@
#include <errno.h>
PosixThread::PosixThread(const char* name_, int priority_, size_t stackSize_):
thread(0),priority(priority_),stackSize(stackSize_) {
thread(0), priority(priority_), stackSize(stackSize_) {
name[0] = '\0';
std::strncat(name, name_, PTHREAD_MAX_NAMELEN - 1);
}
@ -63,33 +63,33 @@ void PosixThread::resume(){
}
bool PosixThread::delayUntil(uint64_t* const prevoiusWakeTime_ms,
const uint64_t delayTime_ms) {
uint64_t nextTimeToWake_ms;
bool shouldDelay = false;
/* Get current Time */
const uint64_t currentTime_ms = getCurrentMonotonicTimeMs();
/* Generate the tick time at which the task wants to wake. */
nextTimeToWake_ms = (*prevoiusWakeTime_ms) + delayTime_ms;
const uint64_t delayTime_ms) {
uint64_t nextTimeToWake_ms;
bool shouldDelay = false;
//Get current Time
const uint64_t currentTime_ms = getCurrentMonotonicTimeMs();
/* Generate the tick time at which the task wants to wake. */
nextTimeToWake_ms = (*prevoiusWakeTime_ms) + delayTime_ms;
if (currentTime_ms < *prevoiusWakeTime_ms) {
/* The tick count has overflowed since this function was
lasted called. In this case the only time we should ever
actually delay is if the wake time has also overflowed,
and the wake time is greater than the tick time. When this
is the case it is as if neither time had overflowed. */
if ((nextTimeToWake_ms < *prevoiusWakeTime_ms)
&& (nextTimeToWake_ms > currentTime_ms)) {
shouldDelay = true;
}
} else {
/* The tick time has not overflowed. In this case we will
delay if either the wake time has overflowed, and/or the
tick time is less than the wake time. */
if ((nextTimeToWake_ms < *prevoiusWakeTime_ms)
|| (nextTimeToWake_ms > currentTime_ms)) {
shouldDelay = true;
}
}
if (currentTime_ms < *prevoiusWakeTime_ms) {
/* The tick count has overflowed since this function was
lasted called. In this case the only time we should ever
actually delay is if the wake time has also overflowed,
and the wake time is greater than the tick time. When this
is the case it is as if neither time had overflowed. */
if ((nextTimeToWake_ms < *prevoiusWakeTime_ms)
&& (nextTimeToWake_ms > currentTime_ms)) {
shouldDelay = true;
}
} else {
/* The tick time has not overflowed. In this case we will
delay if either the wake time has overflowed, and/or the
tick time is less than the wake time. */
if ((nextTimeToWake_ms < *prevoiusWakeTime_ms)
|| (nextTimeToWake_ms > currentTime_ms)) {
shouldDelay = true;
}
}
/* Update the wake time ready for the next call. */

152
osal/linux/TcUnixUdpPollingTask.cpp
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@ -1,152 +0,0 @@
#include "TcUnixUdpPollingTask.h"
#include "tcpipHelpers.h"
#include "../../globalfunctions/arrayprinter.h"
#define FSFW_UDP_RCV_WIRETAPPING_ENABLED 0
TcUnixUdpPollingTask::TcUnixUdpPollingTask(object_id_t objectId,
object_id_t tmtcUnixUdpBridge, size_t frameSize,
double timeoutSeconds): SystemObject(objectId),
tmtcBridgeId(tmtcUnixUdpBridge) {
if(frameSize > 0) {
this->frameSize = frameSize;
}
else {
this->frameSize = DEFAULT_MAX_FRAME_SIZE;
}
/* Set up reception buffer with specified frame size.
For now, it is assumed that only one frame is held in the buffer! */
receptionBuffer.reserve(this->frameSize);
receptionBuffer.resize(this->frameSize);
if(timeoutSeconds == -1) {
receptionTimeout = DEFAULT_TIMEOUT;
}
else {
receptionTimeout = timevalOperations::toTimeval(timeoutSeconds);
}
}
TcUnixUdpPollingTask::~TcUnixUdpPollingTask() {}
ReturnValue_t TcUnixUdpPollingTask::performOperation(uint8_t opCode) {
/* Sender Address is cached here. */
struct sockaddr_in senderAddress;
socklen_t senderAddressSize = sizeof(senderAddress);
/* Poll for new UDP datagrams in permanent loop. */
while(true) {
ssize_t bytesReceived = recvfrom(
serverUdpSocket,
receptionBuffer.data(),
frameSize,
receptionFlags,
reinterpret_cast<sockaddr*>(&senderAddress),
&senderAddressSize
);
if(bytesReceived < 0) {
/* Handle error */
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "TcSocketPollingTask::performOperation: Reception error." << std::endl;
#endif
tcpip::handleError(tcpip::Protocol::UDP, tcpip::ErrorSources::RECVFROM_CALL, 500);
continue;
}
#if FSFW_CPP_OSTREAM_ENABLED == 1 && FSFW_UDP_RCV_WIRETAPPING_ENABLED == 1
sif::debug << "TcSocketPollingTask::performOperation: " << bytesReceived
<< " bytes received" << std::endl;
#endif
ReturnValue_t result = handleSuccessfullTcRead(bytesReceived);
if(result != HasReturnvaluesIF::RETURN_FAILED) {
}
tmtcBridge->checkAndSetClientAddress(senderAddress);
}
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t TcUnixUdpPollingTask::handleSuccessfullTcRead(size_t bytesRead) {
store_address_t storeId;
#if FSFW_UDP_RCV_WIRETAPPING_ENABLED == 1
arrayprinter::print(receptionBuffer.data(), bytesRead);
#endif
ReturnValue_t result = tcStore->addData(&storeId, receptionBuffer.data(), bytesRead);
if (result != HasReturnvaluesIF::RETURN_OK) {
#if FSFW_VERBOSE_LEVEL >= 1
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "TcUnixUdpPollingTask::handleSuccessfullTcRead: Data "
"storage failed" << std::endl;
sif::error << "Packet size: " << bytesRead << std::endl;
#else
#endif /* FSFW_CPP_OSTREAM_ENABLED == 1 */
#endif /* FSFW_VERBOSE_LEVEL >= 1 */
return HasReturnvaluesIF::RETURN_FAILED;
}
TmTcMessage message(storeId);
result = MessageQueueSenderIF::sendMessage(targetTcDestination, &message);
if (result != HasReturnvaluesIF::RETURN_OK) {
#if FSFW_VERBOSE_LEVEL >= 1
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "TcUnixUdpPollingTask::handleSuccessfullTcRead: Sending message to queue "
"failed" << std::endl;
#else
#endif /* FSFW_CPP_OSTREAM_ENABLED == 1 */
#endif /* FSFW_VERBOSE_LEVEL >= 1 */
tcStore->deleteData(storeId);
}
return result;
}
ReturnValue_t TcUnixUdpPollingTask::initialize() {
tcStore = objectManager->get<StorageManagerIF>(objects::TC_STORE);
if (tcStore == nullptr) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "TcSerialPollingTask::initialize: TC Store uninitialized!"
<< std::endl;
#endif
return ObjectManagerIF::CHILD_INIT_FAILED;
}
tmtcBridge = objectManager->get<TmTcUnixUdpBridge>(tmtcBridgeId);
if(tmtcBridge == nullptr) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "TcSocketPollingTask::TcSocketPollingTask: Invalid"
" TMTC bridge object!" << std::endl;
#endif
return ObjectManagerIF::CHILD_INIT_FAILED;
}
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t TcUnixUdpPollingTask::initializeAfterTaskCreation() {
/* Initialize the destination after task creation. This ensures
that the destination has already been set in the TMTC bridge. */
targetTcDestination = tmtcBridge->getRequestQueue();
/* The server socket is set up in the bridge intialization. Calling this function here
ensures that it is set up properly in any case*/
serverUdpSocket = tmtcBridge->serverSocket;
return HasReturnvaluesIF::RETURN_OK;
}
void TcUnixUdpPollingTask::setTimeout(double timeoutSeconds) {
timeval tval;
tval = timevalOperations::toTimeval(timeoutSeconds);
int result = setsockopt(serverUdpSocket, SOL_SOCKET, SO_RCVTIMEO,
&tval, sizeof(receptionTimeout));
if(result == -1) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "TcSocketPollingTask::TcSocketPollingTask: Setting "
"receive timeout failed with " << strerror(errno) << std::endl;
#endif
}
}

67
osal/linux/TcUnixUdpPollingTask.h
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@ -1,67 +0,0 @@
#ifndef FRAMEWORK_OSAL_LINUX_TCSOCKETPOLLINGTASK_H_
#define FRAMEWORK_OSAL_LINUX_TCSOCKETPOLLINGTASK_H_
#include "../../objectmanager/SystemObject.h"
#include "../../osal/linux/TmTcUnixUdpBridge.h"
#include "../../tasks/ExecutableObjectIF.h"
#include <sys/socket.h>
#include <vector>
/**
* @brief This class can be used to implement the polling of a Unix socket,
* using UDP for now.
* @details
* The task will be blocked while the specified number of bytes has not been
* received, so TC reception is handled inside a separate task.
* This class caches the IP address of the sender. It is assumed there
* is only one sender for now.
*/
class TcUnixUdpPollingTask: public SystemObject,
public ExecutableObjectIF {
friend class TmTcUnixUdpBridge;
public:
static constexpr size_t DEFAULT_MAX_FRAME_SIZE = 2048;
//! 0.5 default milliseconds timeout for now.
static constexpr timeval DEFAULT_TIMEOUT = {.tv_sec = 0, .tv_usec = 500};
TcUnixUdpPollingTask(object_id_t objectId, object_id_t tmtcUnixUdpBridge,
size_t frameSize = 0, double timeoutSeconds = -1);
virtual~ TcUnixUdpPollingTask();
/**
* Turn on optional timeout for UDP polling. In the default mode,
* the receive function will block until a packet is received.
* @param timeoutSeconds
*/
void setTimeout(double timeoutSeconds);
virtual ReturnValue_t performOperation(uint8_t opCode) override;
virtual ReturnValue_t initialize() override;
virtual ReturnValue_t initializeAfterTaskCreation() override;
protected:
StorageManagerIF* tcStore = nullptr;
private:
//! TMTC bridge is cached.
object_id_t tmtcBridgeId = objects::NO_OBJECT;
TmTcUnixUdpBridge* tmtcBridge = nullptr;
MessageQueueId_t targetTcDestination = MessageQueueIF::NO_QUEUE;
//! Reception flags: https://linux.die.net/man/2/recvfrom.
int receptionFlags = 0;
//! Server socket, which is member of TMTC bridge and is assigned in
//! constructor
int serverUdpSocket = 0;
std::vector<uint8_t> receptionBuffer;
size_t frameSize = 0;
timeval receptionTimeout;
ReturnValue_t handleSuccessfullTcRead(size_t bytesRead);
};
#endif /* FRAMEWORK_OSAL_LINUX_TCSOCKETPOLLINGTASK_H_ */

2
osal/linux/tcpipHelpers.cpp
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@ -1,4 +1,4 @@
#include "tcpipHelpers.h"
#include "../common/tcpipHelpers.h"
#include "../../tasks/TaskFactory.h"

14
osal/linux/tcpipHelpers.h
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@ -1,14 +0,0 @@
#ifndef FSFW_OSAL_LINUX_TCPIPHELPERS_H_
#define FSFW_OSAL_LINUX_TCPIPHELPERS_H_
#include "../../timemanager/clockDefinitions.h"
#include "../common/tcpipCommon.h"
namespace tcpip {
void handleError(Protocol protocol, ErrorSources errorSrc, dur_millis_t sleepDuration = 0);
}
#endif /* FSFW_OSAL_LINUX_TCPIPHELPERS_H_ */