Add support for Gantt

Gantt is the new breakout of the scheduler code from the Nova
source tree.  These changes allow devstack to install/configure/startup
gantt as the scheduler service for openstack.

Change-Id: Ia2b6001f5ccf2469ee9fdee67564c9a915a13862
This commit is contained in:
Don Dugger 2014-01-30 09:59:30 -07:00
parent e0ed8ea038
commit f84eb5ba43
2 changed files with 127 additions and 0 deletions

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extras.d/70-gantt.sh Normal file
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# gantt.sh - Devstack extras script to install Gantt
if is_service_enabled n-sch; then
disable_service gantt
fi
if is_service_enabled gantt; then
if [[ "$1" == "source" ]]; then
# Initial source
source $TOP_DIR/lib/gantt
elif [[ "$1" == "stack" && "$2" == "install" ]]; then
echo_summary "Installing Gantt"
install_gantt
cleanup_gantt
elif [[ "$1" == "stack" && "$2" == "post-config" ]]; then
echo_summary "Configuring Gantt"
configure_gantt
elif [[ "$1" == "stack" && "$2" == "extra" ]]; then
# Initialize gantt
init_gantt
# Start gantt
echo_summary "Starting Gantt"
start_gantt
fi
if [[ "$1" == "unstack" ]]; then
stop_gantt
fi
fi

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lib/gantt Normal file
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# lib/gantt
# Install and start **Gantt** scheduler service
# Dependencies:
#
# - functions
# - DEST, DATA_DIR, STACK_USER must be defined
# stack.sh
# ---------
# - install_gantt
# - configure_gantt
# - init_gantt
# - start_gantt
# - stop_gantt
# - cleanup_gantt
# Save trace setting
XTRACE=$(set +o | grep xtrace)
set +o xtrace
# Defaults
# --------
# set up default directories
GANTT_DIR=$DEST/gantt
GANTT_STATE_PATH=${GANTT_STATE_PATH:=$DATA_DIR/gantt}
GANTT_REPO=${GANTT_REPO:-${GIT_BASE}/openstack/gantt.git}
GANTT_BRANCH=${GANTT_BRANCH:-master}
GANTTCLIENT_DIR=$DEST/python-ganttclient
GANTTCLIENT_REPO=${GANTT_REPO:-${GIT_BASE}/openstack/python-ganttclient.git}
GANTTCLIENT_BRANCH=${GANTT_BRANCH:-master}
# eventually we will have a separate gantt config
# file but for compatibility reasone stick with
# nova.conf for now
GANTT_CONF_DIR=${GANTT_CONF_DIR:-/etc/nova}
GANTT_CONF=$GANTT_CONF_DIR/nova.conf
# Support entry points installation of console scripts
GANTT_BIN_DIR=$(get_python_exec_prefix)
# Functions
# ---------
# cleanup_gantt() - Remove residual data files, anything left over from previous
# runs that a clean run would need to clean up
function cleanup_gantt() {
echo "Cleanup Gantt"
}
# configure_gantt() - Set config files, create data dirs, etc
function configure_gantt() {
echo "Configure Gantt"
}
# init_gantt() - Initialize database and volume group
function init_gantt() {
echo "Initialize Gantt"
}
# install_gantt() - Collect source and prepare
function install_gantt() {
git_clone $GANTT_REPO $GANTT_DIR $GANTT_BRANCH
setup_develop $GANTT_DIR
}
# install_ganttclient() - Collect source and prepare
function install_ganttclient() {
echo "Install Gantt Client"
# git_clone $GANTTCLIENT_REPO $GANTTCLIENT_DIR $GANTTCLIENT_BRANCH
# setup_develop $GANTTCLIENT_DIR
}
# start_gantt() - Start running processes, including screen
function start_gantt() {
if is_service_enabled gantt; then
screen_it gantt "cd $GANTT_DIR && $GANTT_BIN_DIR/gantt-scheduler --config-file $GANTT_CONF"
fi
}
# stop_gantt() - Stop running processes
function stop_gantt() {
echo "Stop Gantt"
screen_stop gantt
}
# Restore xtrace
$XTRACE
# Tell emacs to use shell-script-mode
## Local variables:
## mode: shell-script
## End: