Esempio n. 1
0
void *LogTimeEntry::threadStart(void *obj) {
    prctl(PR_SET_NAME, "logd.reader.per");

    LogTimeEntry *me = reinterpret_cast<LogTimeEntry *>(obj);

    pthread_cleanup_push(threadStop, obj);

    SocketClient *client = me->mClient;
    if (!client) {
        me->error();
        pthread_exit(NULL);
    }

    LogBuffer &logbuf = me->mReader.logbuf();

    bool privileged = FlushCommand::hasReadLogs(client);

    lock();

    me->threadTriggered = true;

    while(me->threadTriggered && !me->isError_Locked()) {

        me->threadTriggered = false;

        log_time start = me->mStart;

        unlock();

        if (me->mTail) {
            logbuf.flushTo(client, start, privileged, FilterFirstPass, me);
        }
        start = logbuf.flushTo(client, start, privileged, FilterSecondPass, me);

        if (start == LogBufferElement::FLUSH_ERROR) {
            me->error();
        }

        if (me->mNonBlock) {
            lock();
            break;
        }

        sched_yield();

        lock();
    }

    unlock();

    pthread_exit(NULL);

    pthread_cleanup_pop(true);

    return NULL;
}
Esempio n. 2
0
void *LogTimeEntry::threadStart(void *obj) {
    prctl(PR_SET_NAME, "logd.reader.per");

    LogTimeEntry *me = reinterpret_cast<LogTimeEntry *>(obj);

    pthread_cleanup_push(threadStop, obj);

    SocketClient *client = me->mClient;
    if (!client) {
        me->error();
        return NULL;
    }

    LogBuffer &logbuf = me->mReader.logbuf();

    bool privileged = FlushCommand::hasReadLogs(client);

    lock();

    while (me->threadRunning && !me->isError_Locked()) {
        uint64_t start = me->mStart;

        unlock();

        if (me->mTail) {
            logbuf.flushTo(client, start, privileged, FilterFirstPass, me);
        }
        start = logbuf.flushTo(client, start, privileged, FilterSecondPass, me);

        lock();

        if (start == LogBufferElement::FLUSH_ERROR) {
            me->error_Locked();
        }

        if (me->mNonBlock || !me->threadRunning || me->isError_Locked()) {
            break;
        }

        me->cleanSkip_Locked();

        pthread_cond_wait(&me->threadTriggeredCondition, &timesLock);
    }

    unlock();

    pthread_cleanup_pop(true);

    return NULL;
}