void read10_cb(struct iscsi_context *iscsi, int status, void *command_data, void *private_data)
{
struct client_state *clnt = (struct client_state *)private_data;
struct scsi_task *task = command_data;
int i;
if (status == ISCSI_STATUS_CHECK_CONDITION) {
printf("Read10 failed with sense key:%d ascq:%04x\n", task->sense.key, task->sense.ascq);
exit(10);
}
printf("READ10 successful. Block content:\n");
for (i=0;i<task->datain.size;i++) {
printf("%02x ", task->datain.data[i]);
if (i%16==15)
printf("\n");
if (i==69)
break;
}
printf("...\n");
printf("Finished, wont try to write data since that will likely destroy your LUN :-(\n");
printf("Send NOP-OUT\n");
if (iscsi_nop_out_async(iscsi, nop_out_cb, "Ping!", 6, private_data) != 0) {
printf("failed to send nop-out\n");
exit(10);
}
// printf("write the block back\n");
// if (iscsi_write10_async(iscsi, clnt->lun, write10_cb, task->data.datain, task->datain.size, 0, 0, 0, clnt->block_size, private_data) != 0) {
// printf("failed to send write10 command\n");
// exit(10);
// }
}
static void iscsi_nop_timed_event(void *opaque)
{
IscsiLun *iscsilun = opaque;
if (iscsi_get_nops_in_flight(iscsilun->iscsi) > MAX_NOP_FAILURES) {
error_report("iSCSI: NOP timeout. Reconnecting...");
iscsi_reconnect(iscsilun->iscsi);
}
if (iscsi_nop_out_async(iscsilun->iscsi, NULL, NULL, 0, NULL) != 0) {
error_report("iSCSI: failed to sent NOP-Out. Disabling NOP messages.");
return;
}
qemu_mod_timer(iscsilun->nop_timer, qemu_get_clock_ms(rt_clock) + NOP_INTERVAL);
iscsi_set_events(iscsilun);
}
