Rename SCPDCPJob -> UploadJob.

1 files changed, 231 insertions, 0 deletions

diff --git a/src/lib/upload_job.cc b/src/lib/upload_job.cc
new file mode 100644
index 000000000..5a0c73797
--- /dev/null
+++ b/src/lib/upload_job.cc
@@ -0,0 +1,231 @@
+/*
+    Copyright (C) 2012-2015 Carl Hetherington <cth@carlh.net>
+
+    This program 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.
+
+    This program 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 this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+/** @file src/upload_job.cc
+ *  @brief A job to copy DCPs to a server using libcurl.
+ */
+
+#include <iostream>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <fcntl.h>
+#include <boost/filesystem.hpp>
+#include <libssh/libssh.h>
+#include "compose.hpp"
+#include "upload_job.h"
+#include "exceptions.h"
+#include "config.h"
+#include "log.h"
+#include "film.h"
+#include "cross.h"
+
+#include "i18n.h"
+
+#define LOG_GENERAL_NC(...) _film->log()->log (__VA_ARGS__, Log::TYPE_GENERAL);
+
+using std::string;
+using std::min;
+using boost::shared_ptr;
+
+class SSHSession
+{
+public:
+	SSHSession ()
+		: _connected (false)
+	{
+		session = ssh_new ();
+		if (session == 0) {
+			throw NetworkError (_("could not start SSH session"));
+		}
+	}
+
+	int connect ()
+	{
+		int r = ssh_connect (session);
+		if (r == 0) {
+			_connected = true;
+		}
+		return r;
+	}
+
+	~SSHSession ()
+	{
+		if (_connected) {
+			ssh_disconnect (session);
+		}
+		ssh_free (session);
+	}
+
+	ssh_session session;
+
+private:
+	bool _connected;
+};
+
+class SSHSCP
+{
+public:
+	SSHSCP (ssh_session s)
+	{
+		scp = ssh_scp_new (s, SSH_SCP_WRITE | SSH_SCP_RECURSIVE, Config::instance()->tms_path().c_str ());
+		if (!scp) {
+			throw NetworkError (String::compose (_("could not start SCP session (%1)"), ssh_get_error (s)));
+		}
+	}
+
+	~SSHSCP ()
+	{
+		ssh_scp_free (scp);
+	}
+
+	ssh_scp scp;
+};
+
+
+UploadJob::UploadJob (shared_ptr<const Film> film)
+	: Job (film)
+	, _status (_("Waiting"))
+{
+
+}
+
+string
+UploadJob::name () const
+{
+	return _("Copy DCP to TMS");
+}
+
+string
+UploadJob::json_name () const
+{
+	return N_("upload");
+}
+
+void
+UploadJob::run ()
+{
+	LOG_GENERAL_NC (N_("Upload job starting"));
+
+	SSHSession ss;
+
+	set_status (_("connecting"));
+
+	ssh_options_set (ss.session, SSH_OPTIONS_HOST, Config::instance()->tms_ip().c_str ());
+	ssh_options_set (ss.session, SSH_OPTIONS_USER, Config::instance()->tms_user().c_str ());
+	int const port = 22;
+	ssh_options_set (ss.session, SSH_OPTIONS_PORT, &port);
+
+	int r = ss.connect ();
+	if (r != SSH_OK) {
+		throw NetworkError (String::compose (_("Could not connect to server %1 (%2)"), Config::instance()->tms_ip(), ssh_get_error (ss.session)));
+	}
+
+	int const state = ssh_is_server_known (ss.session);
+	if (state == SSH_SERVER_ERROR) {
+		throw NetworkError (String::compose (_("SSH error (%1)"), ssh_get_error (ss.session)));
+	}
+
+	r = ssh_userauth_password (ss.session, 0, Config::instance()->tms_password().c_str ());
+	if (r != SSH_AUTH_SUCCESS) {
+		throw NetworkError (String::compose (_("Failed to authenticate with server (%1)"), ssh_get_error (ss.session)));
+	}
+
+	SSHSCP sc (ss.session);
+
+	r = ssh_scp_init (sc.scp);
+	if (r != SSH_OK) {
+		throw NetworkError (String::compose (_("Could not start SCP session (%1)"), ssh_get_error (ss.session)));
+	}
+
+	r = ssh_scp_push_directory (sc.scp, _film->dcp_name().c_str(), S_IRWXU);
+	if (r != SSH_OK) {
+		throw NetworkError (String::compose (_("Could not create remote directory %1 (%2)"), _film->dcp_name(), ssh_get_error (ss.session)));
+	}
+
+	boost::filesystem::path const dcp_dir = _film->dir (_film->dcp_name());
+
+	boost::uintmax_t bytes_to_transfer = 0;
+	for (boost::filesystem::directory_iterator i = boost::filesystem::directory_iterator (dcp_dir); i != boost::filesystem::directory_iterator(); ++i) {
+		bytes_to_transfer += boost::filesystem::file_size (*i);
+	}
+
+	boost::uintmax_t buffer_size = 64 * 1024;
+	char buffer[buffer_size];
+	boost::uintmax_t bytes_transferred = 0;
+
+	for (boost::filesystem::directory_iterator i = boost::filesystem::directory_iterator (dcp_dir); i != boost::filesystem::directory_iterator(); ++i) {
+
+		string const leaf = boost::filesystem::path(*i).leaf().generic_string ();
+
+		set_status (String::compose (_("copying %1"), leaf));
+
+		boost::uintmax_t to_do = boost::filesystem::file_size (*i);
+		ssh_scp_push_file (sc.scp, leaf.c_str(), to_do, S_IRUSR | S_IWUSR);
+
+		FILE* f = fopen_boost (boost::filesystem::path (*i), "rb");
+		if (f == 0) {
+			throw NetworkError (String::compose (_("Could not open %1 to send"), *i));
+		}
+
+		while (to_do > 0) {
+			int const t = min (to_do, buffer_size);
+			size_t const read = fread (buffer, 1, t, f);
+			if (read != size_t (t)) {
+				fclose (f);
+				throw ReadFileError (boost::filesystem::path (*i).string());
+			}
+
+			r = ssh_scp_write (sc.scp, buffer, t);
+			if (r != SSH_OK) {
+				fclose (f);
+				throw NetworkError (String::compose (_("Could not write to remote file (%1)"), ssh_get_error (ss.session)));
+			}
+			to_do -= t;
+			bytes_transferred += t;
+
+			if (bytes_to_transfer > 0) {
+				set_progress ((double) bytes_transferred / bytes_to_transfer);
+			}
+		}
+
+		fclose (f);
+	}
+
+	set_progress (1);
+	set_status (N_(""));
+	set_state (FINISHED_OK);
+}
+
+string
+UploadJob::status () const
+{
+	boost::mutex::scoped_lock lm (_status_mutex);
+	string s = Job::status ();
+	if (!_status.empty ()) {
+		s += N_("; ") + _status;
+	}
+	return s;
+}
+
+void
+UploadJob::set_status (string s)
+{
+	boost::mutex::scoped_lock lm (_status_mutex);
+	_status = s;
+}