/*
* Disconnect from the target
*/
void iSCSILibWrapper::iSCSIDisconnect(void)
{
// Remove us from the background thread
iSCSIBackGround::GetInstance().RemoveConnection(*this);
if (!mIscsi)
{
mErrorString.Format("%s: Disconnect from target %s not possible without a connection!",
__func__,
mTarget.c_str());
mError = true;
throw CException(mErrorString);
}
if (mClient.connected && iscsi_disconnect(mIscsi))
{
mErrorString.Format("%s: Failed to disconnect from target %s disconnect: %s",
__func__,
mAddress.c_str(),
iscsi_get_error(mIscsi));
mError = true;
throw CException(mErrorString);
}
mClient.finished = 0;
iscsi_destroy_context(mIscsi);
mIscsi = NULL;
mClient.connected = 0; // We are no longer connected
mClient.error = 0; // There can be no error from here on in
}
void discoverylogout_cb(struct iscsi_context *iscsi, int status, void *command_data, void *private_data)
{
struct client_state *clnt = (struct client_state *)private_data;
printf("discovery session logged out, Message from main() was:[%s]\n", clnt->message);
printf("disconnect socket\n");
if (iscsi_disconnect(iscsi) != 0) {
printf("Failed to disconnect old socket\n");
exit(10);
}
printf("reconnect with normal login to [%s]\n", clnt->target_address);
printf("Use targetname [%s] when connecting\n", clnt->target_name);
if (iscsi_set_targetname(iscsi, clnt->target_name)) {
printf("Failed to set target name\n");
exit(10);
}
if (iscsi_set_alias(iscsi, "ronnie") != 0) {
printf("Failed to add alias\n");
exit(10);
}
if (iscsi_set_session_type(iscsi, ISCSI_SESSION_NORMAL) != 0) {
printf("Failed to set settion type to normal\n");
exit(10);
}
if (iscsi_connect_async(iscsi, clnt->target_address, normalconnect_cb, clnt) != 0) {
printf("iscsi_connect failed\n");
exit(10);
}
}
iSCSILibWrapper::~iSCSILibWrapper()
{
// This ungracefully shuts down the session
if (mClient.connected)
iscsi_disconnect(mIscsi);
if (mClient.error_message)
free(mClient.error_message);
if (mClient.target_name)
free(mClient.target_name);
if (mClient.target_address)
free(mClient.target_address);
if (mIscsi)
iscsi_destroy_context(mIscsi);
}
int iscsi_destroy_context(struct iscsi_context *iscsi)
{
struct iscsi_pdu *pdu;
if (iscsi == NULL) {
return 0;
}
if (iscsi->initiator_name != NULL) {
free(discard_const(iscsi->initiator_name));
iscsi->initiator_name = NULL;
}
if (iscsi->alias != NULL) {
free(discard_const(iscsi->alias));
iscsi->alias = NULL;
}
if (iscsi->is_loggedin != 0) {
printf("deswtroying context while logged in\n");
}
if (iscsi->fd != -1) {
iscsi_disconnect(iscsi);
}
if (iscsi->inbuf != NULL) {
free(iscsi->inbuf);
iscsi->inbuf = NULL;
iscsi->insize = 0;
iscsi->inpos = 0;
}
while ((pdu = iscsi->outqueue)) {
DLIST_REMOVE(iscsi->outqueue, pdu);
pdu->callback(iscsi, ISCSI_STATUS_CANCELLED, NULL, pdu->private_data);
iscsi_free_pdu(iscsi, pdu);
}
while ((pdu = iscsi->waitpdu)) {
DLIST_REMOVE(iscsi->waitpdu, pdu);
pdu->callback(iscsi, ISCSI_STATUS_CANCELLED, NULL, pdu->private_data);
iscsi_free_pdu(iscsi, pdu);
}
free(iscsi);
return 0;
}