static
void
l_ticker_cb(
void * user_arg)
{
globus_l_ftp_client_restart_plugin_t * d;
globus_abstime_t when;
globus_bool_t retry = GLOBUS_TRUE;
d = (globus_l_ftp_client_restart_plugin_t *) user_arg;
/* no reason to do anything here if the transfer isnt running */
if(!d->xfer_running || d->abort_pending)
{
return;
}
/* allow 1 tic to insure resolution */
if(d->ticker > 1)
{
if(d->abort_pending)
{
return;
}
if(d->max_retries == 0)
{
retry = GLOBUS_FALSE;
}
else if(d->max_retries > 0)
{
d->max_retries--;
}
GlobusTimeAbstimeGetCurrent(when);
if((d->deadline.tv_sec != 0 || d->deadline.tv_nsec != 0) &&
globus_abstime_cmp(&when, &d->deadline) > 0)
{
retry = GLOBUS_FALSE;
}
GlobusTimeAbstimeSet(when, d->interval.tv_sec, d->interval.tv_usec);
if(retry)
{
if(d->backoff)
{
GlobusTimeReltimeMultiply(d->interval, 2);
}
switch(d->operation)
{
case GLOBUS_FTP_CLIENT_GET:
globus_ftp_client_plugin_restart_get(
d->ticker_ftp_handle,
d->source_url,
&d->source_attr,
NULL,
&when);
break;
case GLOBUS_FTP_CLIENT_PUT:
globus_ftp_client_plugin_restart_put(
d->ticker_ftp_handle,
d->dest_url,
&d->dest_attr,
NULL,
&when);
break;
case GLOBUS_FTP_CLIENT_TRANSFER:
globus_ftp_client_plugin_restart_third_party_transfer(
d->ticker_ftp_handle,
d->source_url,
&d->source_attr,
d->dest_url,
&d->dest_attr,
NULL,
&when);
break;
default:
globus_assert(0 && "should never happen--memory corruption");
}
}
}
d->ticker++;
if(!retry)
{
globus_ftp_client_plugin_abort(d->ticker_ftp_handle);
}
}
static
void
restart_marker_plugin_transfer_cb(
globus_ftp_client_plugin_t * plugin,
void * plugin_specific,
globus_ftp_client_handle_t * handle,
const char * source_url,
const globus_ftp_client_operationattr_t * source_attr,
const char * dest_url,
const globus_ftp_client_operationattr_t * dest_attr,
globus_bool_t restart)
{
restart_marker_plugin_info_t * ps;
ps = (restart_marker_plugin_info_t *) plugin_specific;
if(ps->error_obj)
{
globus_object_free(ps->error_obj);
ps->error_obj = GLOBUS_NULL;
}
if(ps->error_url)
{
globus_libc_free(ps->error_url);
ps->error_url = GLOBUS_NULL;
}
if(restart)
{
/* we have been restarted.. previous fault disregarded */
return;
}
ps->use_data = GLOBUS_FALSE;
if(ps->begin_cb)
{
restart = ps->begin_cb(
ps->user_arg,
handle,
source_url,
dest_url,
&ps->restart_marker);
}
if(restart)
{
globus_ftp_client_plugin_restart_third_party_transfer(
handle,
source_url,
source_attr,
dest_url,
dest_attr,
&ps->restart_marker,
GLOBUS_NULL);
}
else
{
globus_ftp_client_restart_marker_init(&ps->restart_marker);
}
}
static
void
globus_l_ftp_client_restart_plugin_fault(
globus_ftp_client_plugin_t * plugin,
void * plugin_specific,
globus_ftp_client_handle_t * handle,
const char * url,
globus_object_t * error)
{
globus_l_ftp_client_restart_plugin_t * d;
globus_abstime_t when;
d = (globus_l_ftp_client_restart_plugin_t *) plugin_specific;
if(d->abort_pending)
{
return;
}
if(d->max_retries == 0)
{
return;
}
else if(d->max_retries > 0)
{
d->max_retries--;
}
GlobusTimeAbstimeGetCurrent(when);
if((d->deadline.tv_sec != 0 || d->deadline.tv_nsec != 0) &&
globus_abstime_cmp(&when, &d->deadline) > 0)
{
return;
}
GlobusTimeAbstimeSet(when, d->interval.tv_sec, d->interval.tv_usec);
switch(d->operation)
{
case GLOBUS_FTP_CLIENT_CHMOD:
globus_ftp_client_plugin_restart_chmod(
handle,
d->source_url,
d->chmod_file_mode,
&d->source_attr,
&when);
break;
case GLOBUS_FTP_CLIENT_CKSM:
globus_ftp_client_plugin_restart_cksm(
handle,
d->source_url,
d->checksum_offset,
d->checksum_length,
d->checksum_alg,
&d->source_attr,
&when);
break;
case GLOBUS_FTP_CLIENT_DELETE:
globus_ftp_client_plugin_restart_delete(
handle,
d->source_url,
&d->source_attr,
&when);
break;
case GLOBUS_FTP_CLIENT_FEAT:
globus_ftp_client_plugin_restart_feat(
handle,
d->source_url,
&d->source_attr,
&when);
break;
case GLOBUS_FTP_CLIENT_MKDIR:
globus_ftp_client_plugin_restart_mkdir(
handle,
d->source_url,
&d->source_attr,
&when);
break;
case GLOBUS_FTP_CLIENT_RMDIR:
globus_ftp_client_plugin_restart_rmdir(
handle,
d->source_url,
&d->source_attr,
&when);
break;
case GLOBUS_FTP_CLIENT_MOVE:
globus_ftp_client_plugin_restart_move(
handle,
d->source_url,
d->dest_url,
&d->source_attr,
&when);
break;
case GLOBUS_FTP_CLIENT_LIST:
globus_ftp_client_plugin_restart_verbose_list(
handle,
d->source_url,
&d->source_attr,
&when);
break;
case GLOBUS_FTP_CLIENT_NLST:
globus_ftp_client_plugin_restart_list(
handle,
d->source_url,
&d->source_attr,
&when);
break;
case GLOBUS_FTP_CLIENT_MLSD:
globus_ftp_client_plugin_restart_machine_list(
handle,
d->source_url,
&d->source_attr,
&when);
break;
case GLOBUS_FTP_CLIENT_MLST:
globus_ftp_client_plugin_restart_mlst(
handle,
d->source_url,
&d->source_attr,
&when);
break;
case GLOBUS_FTP_CLIENT_STAT:
globus_ftp_client_plugin_restart_stat(
handle,
d->source_url,
&d->source_attr,
&when);
break;
case GLOBUS_FTP_CLIENT_GET:
globus_ftp_client_plugin_restart_get(
handle,
d->source_url,
&d->source_attr,
GLOBUS_NULL,
&when);
break;
case GLOBUS_FTP_CLIENT_PUT:
globus_ftp_client_plugin_restart_put(
handle,
d->dest_url,
&d->dest_attr,
GLOBUS_NULL,
&when);
break;
case GLOBUS_FTP_CLIENT_TRANSFER:
globus_ftp_client_plugin_restart_third_party_transfer(
handle,
d->source_url,
&d->source_attr,
d->dest_url,
&d->dest_attr,
GLOBUS_NULL,
&when);
break;
case GLOBUS_FTP_CLIENT_MDTM:
globus_ftp_client_plugin_restart_modification_time(
handle,
d->source_url,
&d->source_attr,
&when);
break;
case GLOBUS_FTP_CLIENT_SIZE:
globus_ftp_client_plugin_restart_size(
handle,
d->source_url,
&d->source_attr,
&when);
break;
default: /* Only state left is FTP_CLIENT_IDLE */
globus_assert(0 && "Unexpected state");
}
if(d->backoff)
{
GlobusTimeReltimeMultiply(d->interval, 2);
}
}
