move horizon logic to lib to clean up stack.sh
pre holiday refactor extrodinare, get the horizon code
over fully into lib/horizon so that all these fixes aren't
scattered through stack.sh
Change-Id: I7f26c5c6708d5693048eb7b1ce792122adbc7351
diff --git a/lib/horizon b/lib/horizon
new file mode 100644
index 0000000..c6c96da
--- /dev/null
+++ b/lib/horizon
@@ -0,0 +1,133 @@
+# lib/horizon
+# Functions to control the configuration and operation of the horizon service
+# <do not include this template file in ``stack.sh``!>
+
+# Dependencies:
+# ``functions`` file
+# ``SERVICE_{TENANT_NAME|PASSWORD}`` must be defined
+# <list other global vars that are assumed to 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=$(set +o | grep xtrace)
+set +o xtrace
+
+
+# Defaults
+# --------
+
+# <define global variables here that belong to this project>
+
+# Set up default directories
+HORIZON_DIR=$DEST/horizon
+
+# Allow overriding the default Apache user and group, default both to
+# current user.
+APACHE_USER=${APACHE_USER:-$USER}
+APACHE_GROUP=${APACHE_GROUP:-$APACHE_USER}
+
+
+# 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() {
+ # kill instances (nova)
+ # delete image files (glance)
+ # This function intentionally left blank
+ :
+}
+
+# configure_horizon() - Set config files, create data dirs, etc
+function configure_horizon() {
+ setup_develop $HORIZON_DIR
+}
+
+# init_horizon() - Initialize databases, etc.
+function init_horizon() {
+ # Remove stale session database.
+ rm -f $HORIZON_DIR/openstack_dashboard/local/dashboard_openstack.sqlite3
+
+ # ``local_settings.py`` is used to override horizon default settings.
+ local_settings=$HORIZON_DIR/openstack_dashboard/local/local_settings.py
+ cp $FILES/horizon_settings.py $local_settings
+
+ # Initialize the horizon database (it stores sessions and notices shown to
+ # users). The user system is external (keystone).
+ cd $HORIZON_DIR
+ python manage.py syncdb --noinput
+ cd $TOP_DIR
+
+ # Create an empty directory that apache uses as docroot
+ sudo mkdir -p $HORIZON_DIR/.blackhole
+
+
+ if [[ "$os_PACKAGE" = "deb" ]]; then
+ APACHE_NAME=apache2
+ APACHE_CONF=sites-available/horizon
+ # Clean up the old config name
+ sudo rm -f /etc/apache2/sites-enabled/000-default
+ # Be a good citizen and use the distro tools here
+ sudo touch /etc/$APACHE_NAME/$APACHE_CONF
+ sudo a2ensite horizon
+ else
+ # Install httpd, which is NOPRIME'd
+ APACHE_NAME=httpd
+ APACHE_CONF=conf.d/horizon.conf
+ sudo sed '/^Listen/s/^.*$/Listen 0.0.0.0:80/' -i /etc/httpd/conf/httpd.conf
+ fi
+
+ # Configure apache to run horizon
+ sudo sh -c "sed -e \"
+ s,%USER%,$APACHE_USER,g;
+ s,%GROUP%,$APACHE_GROUP,g;
+ s,%HORIZON_DIR%,$HORIZON_DIR,g;
+ s,%APACHE_NAME%,$APACHE_NAME,g;
+ s,%DEST%,$DEST,g;
+ \" $FILES/apache-horizon.template >/etc/$APACHE_NAME/$APACHE_CONF"
+
+}
+
+# install_horizon() - Collect source and prepare
+function install_horizon() {
+ # Apache installation, because we mark it NOPRIME
+ if [[ "$os_PACKAGE" = "deb" ]]; then
+ # Install apache2, which is NOPRIME'd
+ install_package apache2 libapache2-mod-wsgi
+ else
+ sudo rm -f /etc/httpd/conf.d/000-*
+ install_package httpd mod_wsgi
+ fi
+
+ # NOTE(sdague) quantal changed the name of the node binary
+ if [[ "$os_PACKAGE" = "deb" ]]; then
+ if [[ ! -e "/usr/bin/node" ]]; then
+ install_package nodejs-legacy
+ fi
+ fi
+
+ git_clone $HORIZON_REPO $HORIZON_DIR $HORIZON_BRANCH $HORIZON_TAG
+}
+
+# start_horizon() - Start running processes, including screen
+function start_horizon() {
+ restart_service $APACHE_NAME
+ screen_it horizon "cd $HORIZON_DIR && sudo tail -f /var/log/$APACHE_NAME/horizon_error.log"
+}
+
+# stop_horizon() - Stop running processes (non-screen)
+function stop_horizon() {
+ stop_service apache2
+}
+
+# Restore xtrace
+$XTRACE