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/*
Copyright (C) 2019-2020 Carl Hetherington <cth@carlh.net>
This file is part of DCP-o-matic.
DCP-o-matic is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
DCP-o-matic is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
#include "copy_to_drive_job.h"
#include "dcpomatic_log.h"
#include "disk_writer_messages.h"
#include "exceptions.h"
#include <nanomsg/nn.h>
#include <fcntl.h>
#include <unistd.h>
#include <iostream>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "i18n.h"
using std::cout;
using std::min;
using std::shared_ptr;
using std::string;
using boost::optional;
CopyToDriveJob::CopyToDriveJob(std::vector<boost::filesystem::path> const& dcps, Drive drive, Nanomsg& nanomsg)
: Job (shared_ptr<Film>())
, _dcps (dcps)
, _drive (drive)
, _nanomsg (nanomsg)
{
}
string
CopyToDriveJob::name () const
{
if (_dcps.size() == 1) {
return fmt::format(_("Copying {}\nto {}"), _dcps[0].filename().string(), _drive.description());
}
return fmt::format(_("Copying DCPs to {}"), _drive.description());
}
string
CopyToDriveJob::json_name () const
{
return N_("copy");
}
void
CopyToDriveJob::run ()
{
LOG_DISK("Sending write requests to disk {} for:", _drive.device());
for (auto dcp: _dcps) {
LOG_DISK("{}", dcp.string());
}
string request = fmt::format(DISK_WRITER_WRITE "\n{}\n", _drive.device());
for (auto dcp: _dcps) {
request += fmt::format("{}\n", dcp.string());
}
request += "\n";
if (!_nanomsg.send(request, 2000)) {
LOG_DISK("Failed to send write request.");
throw CommunicationFailedError ();
}
enum State {
SETUP,
FORMAT,
COPY,
VERIFY
} state = SETUP;
while (true) {
auto response = DiskWriterBackEndResponse::read_from_nanomsg(_nanomsg, 10000);
if (!response) {
continue;
}
switch (response->type()) {
case DiskWriterBackEndResponse::Type::OK:
set_state (FINISHED_OK);
return;
case DiskWriterBackEndResponse::Type::PONG:
break;
case DiskWriterBackEndResponse::Type::ERROR:
throw CopyError(response->error_message(), response->ext4_error_number(), response->platform_error_number());
case DiskWriterBackEndResponse::Type::FORMAT_PROGRESS:
if (state == SETUP) {
sub (_("Formatting drive"));
state = FORMAT;
}
set_progress(response->progress());
break;
case DiskWriterBackEndResponse::Type::COPY_PROGRESS:
if (state == FORMAT) {
sub (_("Copying DCP"));
state = COPY;
}
set_progress(response->progress());
break;
case DiskWriterBackEndResponse::Type::VERIFY_PROGRESS:
if (state == COPY) {
sub (_("Verifying copied files"));
state = VERIFY;
}
set_progress(response->progress());
break;
}
}
}
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