devstack/lib/neutron_thirdparty/trema
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

120 lines
3.4 KiB
Bash

#!/bin/bash
#
# Trema Sliceable Switch
# ----------------------
# Trema is a Full-Stack OpenFlow Framework in Ruby and C
# https://github.com/trema/trema
#
# Trema Sliceable Switch is an OpenFlow controller which provides
# virtual layer-2 network slices.
# https://github.com/trema/apps/wiki
# Trema Sliceable Switch (OpenFlow Controller)
TREMA_APPS_REPO=${TREMA_APPS_REPO:-https://github.com/trema/apps.git}
TREMA_APPS_BRANCH=${TREMA_APPS_BRANCH:-master}
# Save trace setting
TREMA3_XTRACE=$(set +o | grep xtrace)
set +o xtrace
TREMA_DIR=${TREMA_DIR:-$DEST/trema}
TREMA_SS_DIR="$TREMA_DIR/apps/sliceable_switch"
TREMA_DATA_DIR=${TREMA_DATA_DIR:-$DATA_DIR/trema}
TREMA_SS_ETC_DIR=$TREMA_DATA_DIR/sliceable_switch/etc
TREMA_SS_DB_DIR=$TREMA_DATA_DIR/sliceable_switch/db
TREMA_SS_SCRIPT_DIR=$TREMA_DATA_DIR/sliceable_switch/script
TREMA_TMP_DIR=$TREMA_DATA_DIR/trema
TREMA_LOG_LEVEL=${TREMA_LOG_LEVEL:-info}
TREMA_SS_CONFIG=$TREMA_SS_ETC_DIR/sliceable.conf
TREMA_SS_APACHE_CONFIG=$(apache_site_config_for sliceable_switch)
# configure_trema - Set config files, create data dirs, etc
function configure_trema {
# prepare dir
for d in $TREMA_SS_ETC_DIR $TREMA_SS_DB_DIR $TREMA_SS_SCRIPT_DIR; do
sudo mkdir -p $d
sudo chown -R `whoami` $d
done
sudo mkdir -p $TREMA_TMP_DIR
}
# init_trema - Initialize databases, etc.
function init_trema {
local _pwd=$(pwd)
# Initialize databases for Sliceable Switch
cd $TREMA_SS_DIR
rm -f filter.db slice.db
./create_tables.sh
mv filter.db slice.db $TREMA_SS_DB_DIR
# Make sure that apache cgi has write access to the databases
sudo chown -R www-data.www-data $TREMA_SS_DB_DIR
cd $_pwd
# Setup HTTP Server for sliceable_switch
cp $TREMA_SS_DIR/{Slice.pm,Filter.pm,config.cgi} $TREMA_SS_SCRIPT_DIR
sed -i -e "s|/home/sliceable_switch/db|$TREMA_SS_DB_DIR|" \
$TREMA_SS_SCRIPT_DIR/config.cgi
sudo cp $TREMA_SS_DIR/apache/sliceable_switch $TREMA_SS_APACHE_CONFIG
sudo sed -i -e "s|/home/sliceable_switch/script|$TREMA_SS_SCRIPT_DIR|" \
$TREMA_SS_APACHE_CONFIG
# TODO(gabriel-bezerra): use some function from lib/apache to enable these modules
sudo a2enmod rewrite actions
enable_apache_site sliceable_switch
cp $TREMA_SS_DIR/sliceable_switch_null.conf $TREMA_SS_CONFIG
sed -i -e "s|^\$apps_dir.*$|\$apps_dir = \"$TREMA_DIR/apps\"|" \
-e "s|^\$db_dir.*$|\$db_dir = \"$TREMA_SS_DB_DIR\"|" \
$TREMA_SS_CONFIG
}
function gem_install {
[[ "$OFFLINE" = "True" ]] && return
[ -n "$RUBYGEMS_CMD" ] || get_gem_command
local pkg=$1
$RUBYGEMS_CMD list | grep "^${pkg} " && return
sudo $RUBYGEMS_CMD install $pkg
}
function get_gem_command {
# Trema requires ruby 1.8, so gem1.8 is checked first
RUBYGEMS_CMD=$(which gem1.8 || which gem)
if [ -z "$RUBYGEMS_CMD" ]; then
echo "Warning: ruby gems command not found."
fi
}
function install_trema {
# Trema
gem_install trema
# Sliceable Switch
git_clone $TREMA_APPS_REPO $TREMA_DIR/apps $TREMA_APPS_BRANCH
make -C $TREMA_DIR/apps/topology
make -C $TREMA_DIR/apps/flow_manager
make -C $TREMA_DIR/apps/sliceable_switch
}
function start_trema {
restart_apache_server
sudo LOGGING_LEVEL=$TREMA_LOG_LEVEL TREMA_TMP=$TREMA_TMP_DIR \
trema run -d -c $TREMA_SS_CONFIG
}
function stop_trema {
sudo TREMA_TMP=$TREMA_TMP_DIR trema killall
}
function check_trema {
:
}
# Restore xtrace
$TREMA3_XTRACE