Sun Java System Web Server 6.1 SP7 Performance Tuning, Sizing, and Scaling Guide


Below is a sample dosleep.c:

#ifdef XP_WIN32
#define NSAPI_PUBLIC __declspec(dllexport)
#else /* !XP_WIN32 */
#endif /* !XP_WIN32 */

#include "nsapi.h"

#define BUFFER_SIZE 1024

#ifdef __cplusplus
extern "C"
NSAPI_PUBLIC int dosleep(pblock *pb, Session *sn, Request *rq)
    char buf[BUFFER_SIZE];
    int length, duration;
    char *dur = pblock_findval("duration", pb);

    if (!dur) {
        log_error(LOG_WARN, "dosleep", sn, rq, "Value for duration 
                  is not set.");

        return REQ_ABORTED;

    duration = atoi(dur);

    /* We need to get rid of the internal content type. */
    param_free(pblock_remove("content-type", rq->srvhdrs));
    pblock_nvinsert("content-type", "text/html", rq>srvhdrs);

    protocol_status(sn, rq, PROTOCOL_OK, NULL);

    /* get ready to send page */
    protocol_start_response(sn, rq);

    /* fill the buffer with our message */
    length = util_snprintf(buf, BUFFER_SIZE, 
"<title>%s</title><h1>%s</h1>\n", "Sleeping", "Sleeping");
    length += util_snprintf(&buf[length], BUFFER_SIZE - length, 
"Sample NSAPI that is sleeping for %d seconds...\n", duration);

    /* write the message to the client */
    if (net_write(sn->csd, buf, length) == IO_ERROR)
        return REQ_EXIT;
    return REQ_PROCEED;