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authorJonathan Weth <git@jonathanweth.de>2021-06-23 12:33:28 +0200
committerJonathan Weth <git@jonathanweth.de>2021-06-23 12:33:28 +0200
commited1d15aa02b3c7c1350a5204861d1f8678550fbb (patch)
tree51d4aa7cdee4f90b5f2c3a4188cb80519dd2342d /rwa/support/sessionservice/lock.py
parent74e02d1953c1ee03a4e7dfc73e80318a24ba56a7 (diff)
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Restructure project directory and provide script for session service
Diffstat (limited to 'rwa/support/sessionservice/lock.py')
-rw-r--r--rwa/support/sessionservice/lock.py50
1 files changed, 50 insertions, 0 deletions
diff --git a/rwa/support/sessionservice/lock.py b/rwa/support/sessionservice/lock.py
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+++ b/rwa/support/sessionservice/lock.py
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+# This file is part of Remote Support Desktop
+# https://gitlab.das-netzwerkteam.de/RemoteWebApp/rwa.support.sessionservice
+# Copyright 2020, 2021 Jonathan Weth <dev@jonathanweth.de>
+# Copyright 2020 Daniel Teichmann <daniel.teichmann@das-netzwerkteam.de>
+# Copyright 2020 Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
+# SPDX-License-Identifier: GPL-2.0-or-later
+#
+# 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.,
+# 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <https://www.gnu.org/licenses/>.
+
+import os
+import tempfile
+
+lock_dir_path = os.path.join(tempfile.gettempdir(), "rwa.support.sessionservice")
+lock_file_path = os.path.join(lock_dir_path, "rwa.support.sessionservice.lock")
+
+
+def lock():
+ """Create lock file."""
+ os.makedirs(lock_dir_path, exist_ok=True)
+ with open(lock_file_path, "w") as f:
+ f.write("lock")
+
+
+def is_locked():
+ """Check if the lock file exists."""
+ return os.path.exists(lock_file_path)
+
+
+def unlock():
+ """Remove the lock file."""
+ try:
+ os.remove(lock_file_path)
+ except FileNotFoundError:
+ pass