#!/usr/bin/env bash

# ``save-state``

echo "*********************************************************************"
echo "Begin $0"
echo "*********************************************************************"

set -o errexit

# Clean up any resources that may be in use
cleanup() {
    set +o errexit

    echo "*********************************************************************"
    echo "ERROR: Abort $0"
    echo "*********************************************************************"

    # Kill ourselves to signal any calling process
    trap 2; kill -2 $$
}

# Keep track of the grenade directory
GRENADE_DIR=$(cd $(dirname "$0") && pwd)

# Source params
source $GRENADE_DIR/grenaderc

# Import common functions
source $GRENADE_DIR/functions

# Determine what system we are running on.  This provides ``os_VENDOR``,
# ``os_RELEASE``, ``os_UPDATE``, ``os_PACKAGE``, ``os_CODENAME``
# and ``DISTRO``
GetDistro


# For debugging
set -o xtrace


# Save databases
# --------------

save_data $BASE_RELEASE $BASE_DEVSTACK_DIR

# Save ebtables/iptables
# ----------------------

# NOTE(sileht): If nova is not installed these tools are not present
if [[ $(type -P iptables-save) != "" ]]; then
    sudo iptables-save >$SAVE_DIR/iptables.$BASE_RELEASE
fi
if [[ $(type -P ebtables) != "" ]]; then
    # FIXME: ebtables may be available, but based on nft, and broute
    # is not available -> do not end the script because of this
    sudo ebtables -t broute -L >$SAVE_DIR/ebtables-broute.$BASE_RELEASE || true
    sudo ebtables -t filter -L >$SAVE_DIR/ebtables-filter.$BASE_RELEASE
    sudo ebtables -t nat -L >$SAVE_DIR/ebtables-nat.$BASE_RELEASE
fi

# Log RabbitMQ state
# ------------------
if $(source $BASE_DEVSTACK_DIR/stackrc; is_service_enabled rabbit); then
    sudo rabbitmqctl list_queues messages consumers arguments name >$SAVE_DIR/rabbitmq-queues.txt
    sudo rabbitmqctl report >$SAVE_DIR/rabbitmq-report.txt
fi

set +o xtrace
echo "*********************************************************************"
echo "SUCCESS: End $0"
echo "*********************************************************************"