[geany/www.geany.org] eaa8b8: Add Fabfile for easy deployment

[Enrico Tröger]

Branch:      refs/heads/master
Author:      Enrico Tröger <enrico.troeger at uvena.de>
Committer:   Enrico Tröger <enrico.troeger at uvena.de>
Date:        Sat, 11 May 2019 11:49:05 UTC
Commit:      eaa8b88e93b96db6004692eb86fdafa1e816c364
             https://github.com/geany/www.geany.org/commit/eaa8b88e93b96db6004692eb86fdafa1e816c364

Log Message:
-----------
Add Fabfile for easy deployment


Modified Paths:
--------------
    fabfile.py

Modified: fabfile.py
78 lines changed, 78 insertions(+), 0 deletions(-)
===================================================================
@@ -0,0 +1,78 @@
+# -*- coding: utf-8 -*-
+# LICENCE: This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+from os.path import join
+
+from fabric import task
+
+
+DJANGO_HOME = '/srv/django'
+PROJECT_DIRECTORY = join(DJANGO_HOME, 'www.geany.org')
+PROJECT_VENV_BIN = join(PROJECT_DIRECTORY, 'venv/bin')
+UWSGI_COMMAND = join(PROJECT_VENV_BIN, 'uwsgi')
+UWSGI_MASTER_FIFO = join(DJANGO_HOME, 'run/www.geany.org.fifo')
+PYTHON_COMMAND = join(PROJECT_VENV_BIN, 'python')
+MANAGE_PY = join(PROJECT_DIRECTORY, 'manage.py')
+SUDO_USER = 'django'
+REMOTE_HOST = ['geany.org']
+
+
+# ----------------------------------------------------------------------
+def _print_command(command):
+    header = '-' * len(command)
+    print('\033[1;32m')  # set color to green
+    print(header)
+    print(command)
+    print(header)
+    print(end='\033[0m', flush=True)  # reset color
+
+
+# ----------------------------------------------------------------------
+def _sudo_in_project_directory(connection, command):
+    # Fabric 2 still misses lots of features, like combining cd() and sudo()
+    # So, do it on our own :(
+    _print_command(command)
+    return connection.sudo(
+        'bash -c "cd {} && {}"'.format(PROJECT_DIRECTORY, command),
+        user=SUDO_USER)
+
+
+# ----------------------------------------------------------------------
+def _sudo_django_manage_command(connection, command):
+    return _sudo_in_project_directory(
+        connection,
+        '{} {} {}'.format(PYTHON_COMMAND, MANAGE_PY, command))
+
+
+# ----------------------------------------------------------------------
+ at task(hosts=REMOTE_HOST)
+def deploy(connection):
+    _sudo_in_project_directory(connection, 'git pull')
+    # recompile bytecode
+    _sudo_django_manage_command(connection, 'clean_pyc')
+    _sudo_django_manage_command(connection, 'compile_pyc')
+    # perform Django self checks
+    _sudo_django_manage_command(connection, 'check')
+    # regenerate code highlighting CSS styles
+    _sudo_django_manage_command(connection, 'pygments_styles')
+    # copy static files and compress CSS/JS
+    _sudo_django_manage_command(connection, 'collectstatic --clear --no-input --verbosity 0')
+    _sudo_django_manage_command(connection, 'compress --verbosity 0')
+    # run Django database migrations
+    _sudo_django_manage_command(connection, 'migrate --run-syncdb')
+    # clear the cache
+    _sudo_django_manage_command(connection, 'clear_cache')
+
+    # trigger UWSGI chain reload
+    _sudo_in_project_directory(connection, 'echo c > {}'.format(UWSGI_MASTER_FIFO))



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