Robin Mueller
293082a7e8
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98 lines
3.3 KiB
C++
98 lines
3.3 KiB
C++
#include "TmStore.h"
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#include <mission/memory/SdCardMountedIF.h>
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#include <algorithm>
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#include <cinttypes>
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#include <filesystem>
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using namespace returnvalue;
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TmStore::TmStore(object_id_t objectId, std::string baseName, RolloverInterval interval,
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uint8_t intervalFactor, PacketFilter filter, SdCardMountedIF& sdcMan)
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: SystemObject(objectId),
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filter(filter),
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baseName(std::move(baseName)),
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interval(interval),
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intervalFactor(intervalFactor),
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sdcMan(sdcMan) {}
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ReturnValue_t TmStore::passPacket(PusTmReader& reader) {
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bool inApidList = false;
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if (filter.apid) {
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auto& apidFilter = filter.apid.value();
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if (std::find(apidFilter.begin(), apidFilter.end(), reader.getApid()) != apidFilter.end()) {
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if (not filter.serviceSubservices and not filter.services) {
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return storePacket(reader);
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}
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inApidList = true;
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}
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}
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std::pair<uint8_t, uint8_t> serviceSubservice;
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serviceSubservice.first = reader.getService();
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serviceSubservice.second = reader.getSubService();
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if (filter.services) {
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auto& serviceFilter = filter.services.value();
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if (std::find(serviceFilter.begin(), serviceFilter.end(), serviceSubservice.first) !=
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serviceFilter.end()) {
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if (filter.apid and inApidList) {
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return storePacket(reader);
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}
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}
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}
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if (filter.serviceSubservices) {
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auto& serviceSubserviceFilter = filter.serviceSubservices.value();
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if (std::find(serviceSubserviceFilter.begin(), serviceSubserviceFilter.end(),
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serviceSubservice) != serviceSubserviceFilter.end()) {
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if (filter.apid and inApidList) {
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return storePacket(reader);
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}
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}
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}
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return returnvalue::OK;
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}
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ReturnValue_t TmStore::storePacket(PusTmReader& reader) {
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using namespace std::filesystem;
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std::string currentPrefix = sdcMan.getCurrentMountPrefix();
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path baseDir = path(currentPrefix) / baseName;
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// It is assumed here that the filesystem is usable.
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if (not exists(baseDir)) {
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create_directory(baseDir);
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}
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if (not mostRecentFile) {
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for (auto const& file : directory_iterator(baseDir)) {
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if (file.is_directory()) {
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continue;
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}
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auto pathStr = file.path().string();
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Clock::TimeOfDay_t tod;
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if (pathStr.find(baseName) == std::string::npos) {
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continue;
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}
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unsigned int underscorePos = pathStr.find_last_of('_');
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std::string stampStr = pathStr.substr(underscorePos + 1);
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int count =
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sscanf(stampStr.c_str(),
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"%4" SCNu32 "-%2" SCNu32 "-%2" SCNu32 "T%2" SCNu32 ":%2" SCNu32 ":%2" SCNu32 "Z",
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&tod.year, &tod.month, &tod.day, &tod.hour, &tod.minute, &tod.second);
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if (count != 6) {
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continue;
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}
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timeval tv{};
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Clock::convertTimeOfDayToTimeval(&tod, &tv);
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if (not mostRecentTv || tv > mostRecentTv.value()) {
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mostRecentTv = tv;
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mostRecentFile = file.path();
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}
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}
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}
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// TODO: Need to find the file of the most recent file.
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// TODO: If file exists: Determine whether file rolls over: Maximum file size reached? Interval
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// since last timestamp exceeds rollover interval?
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// TODO: If file does not exist or rollover criteria met: Create new file with current timestamp.
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return returnvalue::OK;
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}
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MessageQueueId_t TmStore::getCommandQueue() { return MessageQueueIF::NO_QUEUE; }
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