devstack/lib/horizon
Sean Dague e263c82e48 add shebang lines to all lib files
With gerrit 2.8, and the new change screen, this will trigger syntax
highlighting in gerrit. Thus making reviewing code a lot nicer.

Change-Id: Id238748417ffab53e02d59413dba66f61e724383
2014-12-10 11:28:05 -05:00

208 lines
6.3 KiB
Bash

#!/bin/bash
#
# lib/horizon
# Functions to control the configuration and operation of the horizon service
# Dependencies:
#
# - ``functions`` file
# - ``apache`` file
# - ``SERVICE_{TENANT_NAME|PASSWORD}`` must be defined
# ``stack.sh`` calls the entry points in this order:
#
# - install_horizon
# - configure_horizon
# - init_horizon
# - start_horizon
# - stop_horizon
# - cleanup_horizon
# Save trace setting
XTRACE=$(set +o | grep xtrace)
set +o xtrace
# Defaults
# --------
# Set up default directories
GITDIR["django_openstack_auth"]=$DEST/django_openstack_auth
HORIZON_DIR=$DEST/horizon
# local_settings.py is used to customize Dashboard settings.
# The example file in Horizon repo is used by default.
HORIZON_SETTINGS=${HORIZON_SETTINGS:-$HORIZON_DIR/openstack_dashboard/local/local_settings.py.example}
# Tell Tempest this project is present
TEMPEST_SERVICES+=,horizon
# Functions
# ---------
# utility method of setting python option
function _horizon_config_set {
local file=$1
local section=$2
local option=$3
local value=$4
if [ -z "$section" ]; then
sed -e "/^$option/d" -i $local_settings
echo -e "\n$option=$value" >> $file
elif grep -q "^$section" $file; then
local line=$(sed -ne "/^$section/,/^}/ { /^ *'$option':/ p; }" $file)
if [ -n "$line" ]; then
sed -i -e "/^$section/,/^}/ s/^\( *'$option'\) *:.*$/\1: $value,/" $file
else
sed -i -e "/^$section/a\ '$option': $value," $file
fi
else
echo -e "\n\n$section = {\n '$option': $value,\n}" >> $file
fi
}
# Entry Points
# ------------
# cleanup_horizon() - Remove residual data files, anything left over from previous
# runs that a clean run would need to clean up
function cleanup_horizon {
if [[ is_fedora && $DISTRO =~ (rhel6) ]]; then
# If ``/usr/bin/node`` points into ``$DEST``
# we installed it via ``install_nodejs``
if [[ $(readlink -f /usr/bin/node) =~ ($DEST) ]]; then
sudo rm /usr/bin/node
fi
fi
local horizon_conf=$(apache_site_config_for horizon)
sudo rm -f $horizon_conf
}
# configure_horizon() - Set config files, create data dirs, etc
function configure_horizon {
setup_develop $HORIZON_DIR
# Compile message catalogs.
# Horizon is installed as develop mode, so we can compile here.
# Message catalog compilation is handled by Django admin script,
# so compiling them after the installation avoids Django installation twice.
(cd $HORIZON_DIR; ./run_tests.sh -N --compilemessages)
}
# init_horizon() - Initialize databases, etc.
function init_horizon {
# ``local_settings.py`` is used to override horizon default settings.
local local_settings=$HORIZON_DIR/openstack_dashboard/local/local_settings.py
cp $HORIZON_SETTINGS $local_settings
_horizon_config_set $local_settings "" COMPRESS_OFFLINE True
_horizon_config_set $local_settings "" OPENSTACK_HOST \"${KEYSTONE_SERVICE_HOST}\"
_horizon_config_set $local_settings "" OPENSTACK_KEYSTONE_URL "\"${KEYSTONE_SERVICE_PROTOCOL}://${KEYSTONE_SERVICE_HOST}:${KEYSTONE_SERVICE_PORT}/v2.0\""
if [[ -n "$KEYSTONE_TOKEN_HASH_ALGORITHM" ]]; then
_horizon_config_set $local_settings "" OPENSTACK_TOKEN_HASH_ALGORITHM \""$KEYSTONE_TOKEN_HASH_ALGORITHM"\"
fi
if [ -f $SSL_BUNDLE_FILE ]; then
_horizon_config_set $local_settings "" OPENSTACK_SSL_CACERT \"${SSL_BUNDLE_FILE}\"
fi
# Create an empty directory that apache uses as docroot
sudo mkdir -p $HORIZON_DIR/.blackhole
local horizon_conf=$(apache_site_config_for horizon)
# Configure apache to run horizon
sudo sh -c "sed -e \"
s,%USER%,$APACHE_USER,g;
s,%GROUP%,$APACHE_GROUP,g;
s,%HORIZON_DIR%,$HORIZON_DIR,g;
s,%APACHE_NAME%,$APACHE_NAME,g;
s,%DEST%,$DEST,g;
\" $FILES/apache-horizon.template >$horizon_conf"
if is_ubuntu; then
disable_apache_site 000-default
sudo touch $horizon_conf
elif is_fedora; then
sudo sed '/^Listen/s/^.*$/Listen 0.0.0.0:80/' -i /etc/httpd/conf/httpd.conf
elif is_suse; then
: # nothing to do
else
exit_distro_not_supported "horizon apache configuration"
fi
enable_apache_site horizon
# Remove old log files that could mess with how devstack detects whether Horizon
# has been successfully started (see start_horizon() and functions::screen_it())
# and run_process
sudo rm -f /var/log/$APACHE_NAME/horizon_*
# Setup alias for django-admin which could be different depending on distro
local django_admin
if type -p django-admin > /dev/null; then
django_admin=django-admin
else
django_admin=django-admin.py
fi
DJANGO_SETTINGS_MODULE=openstack_dashboard.settings $django_admin collectstatic --noinput
DJANGO_SETTINGS_MODULE=openstack_dashboard.settings $django_admin compress --force
}
# install_django_openstack_auth() - Collect source and prepare
function install_django_openstack_auth {
if use_library_from_git "django_openstack_auth"; then
local dir=${GITDIR["django_openstack_auth"]}
git_clone_by_name "django_openstack_auth"
# Compile message catalogs before installation
_prepare_message_catalog_compilation
(cd $dir; python setup.py compile_catalog)
setup_dev_lib "django_openstack_auth"
fi
# if we aren't using this library from git, then we just let it
# get dragged in by the horizon setup.
}
# install_horizon() - Collect source and prepare
function install_horizon {
# Apache installation, because we mark it NOPRIME
install_apache_wsgi
git_clone $HORIZON_REPO $HORIZON_DIR $HORIZON_BRANCH $HORIZON_TAG
}
# start_horizon() - Start running processes, including screen
function start_horizon {
restart_apache_server
tail_log horizon /var/log/$APACHE_NAME/horizon_error.log
}
# stop_horizon() - Stop running processes (non-screen)
function stop_horizon {
stop_apache_server
}
# NOTE: It can be moved to common functions, but it is only used by compilation
# of django_openstack_auth catalogs at the moment.
function _prepare_message_catalog_compilation {
local babel_package=$(grep ^Babel $REQUIREMENTS_DIR/global-requirements.txt)
pip_install "$babel_package"
}
# Restore xtrace
$XTRACE
# Tell emacs to use shell-script-mode
## Local variables:
## mode: shell-script
## End: