#!/bin/bash
# SPDX-license-identifier: Apache-2.0
##############################################################################
# Copyright (c) 2017-2018
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
#############################################################################

source /var/onap/functions

kolla_config=/etc/kolla
kolla_build=$kolla_config/kolla-build.conf
kolla_passwords=$kolla_config/passwords.yml
kolla_globals=$kolla_config/globals.yml
kolla_inventory=/var/onap/files/all-in-one

# install_dependencies() - Function that installs Kolla-Ansible requirements
function install_dependencies {
    install_docker

    mkdir -p /etc/systemd/system/docker.service.d
    tee /etc/systemd/system/docker.service.d/kolla.conf <<-'EOF'
[Service]
MountFlags=shared
EOF
    systemctl daemon-reload
    systemctl restart docker

    install_python_package ansible docker kolla-ansible python-openstackclient
}

# configure_deploy() - Function that modifies configuration files
function configure_deploy {
    local network_id=$1
    local enable_opendaylight=${2-False}
    local openstack_services="main = ceilometer,cinder,glance,heat,horizon,isci,keystone,neutron,nova-,swift"
    nic=$(ip route get $network_id | awk '{ print $4; exit }')
    ip_address=$(ip route get $network_id | awk '{ print $6; exit }')
    internal_vip_address=$(get_next_ip $ip_address)

    if [[ `env | grep -i "proxy"` ]]; then
        add_no_proxy_value $internal_vip_address
    fi

    mkdir -p $kolla_config
    cp /var/onap/files/globals.yml $kolla_globals
    cp /var/onap/files/passwords.yml $kolla_passwords
    cp /var/onap/files/kolla-build.conf $kolla_build
    kolla-genpwd
    echo "network_interface: \"$nic\"" >> $kolla_globals
    echo "kolla_internal_vip_address: \"$internal_vip_address\"" >> $kolla_globals
    echo "api_interface: \"{{ network_interface }}\"" >> $kolla_globals
    if [[ $enable_opendaylight == True ]]; then
        echo "enable_opendaylight: \"yes\"" >> $kolla_globals
        openstack_services+=",opendaylight"
    fi
    echo $openstack_services >> $kolla_build

    echo "$ip_address $(hostname)" >> /etc/hosts
}

# get_openstack_images() - Function that retrieves or builds docker images
function get_openstack_images {
    if [[ "$build_image" == "True" ]]; then
        install_python_package kolla
        kolla-build --config-file $kolla_build
    else
        kolla-ansible pull -i $kolla_inventory
    fi
}

# install_openstack() - Function that installs OpenStack services
function install_openstack {
    local installer_os_type=${1:-kolla_ansible}
    _install_${installer_os_type}
}

# _install_kolla_ansible() - Function that installs OpenStack services thru Kolla-Ansible project
function _install_kolla_ansible {
    install_dependencies
    configure_deploy ${1:-"192.168.53.0"} "True"
    if [[ "$skip_get_images" == "False" ]]; then
        get_openstack_images
    fi
    if [[ "$skip_install" == "False" ]]; then
        kolla-ansible deploy -i $kolla_inventory
        kolla-ansible post-deploy
        echo "source /etc/kolla/admin-openrc.sh" >> ${HOME}/.bashrc
    fi
}

# _install_openstack_helm() - Function that installs OpenStack services thru OpenStack-Helm project
function _install_openstack_helm {
    local src_folder=/opt/openstack-helm

    install_kubernetes kubespray
    install_helm
    clone_repo openstack/openstack-helm $src_folder https://github.com/
    install_python_package python-openstackclient python-heatclient
    mkdir -p /etc/openstack
    chown -R $(id -un): /etc/openstack
    tee /etc/openstack/clouds.yaml << EOF
clouds:
  openstack_helm:
    region_name: RegionOne
    identity_api_version: 3
    auth:
      username: 'admin'
      password: 'password'
      project_name: 'admin'
      project_domain_name: 'default'
      user_domain_name: 'default'
      auth_url: 'http://keystone.openstack.svc.cluster.local/v3'
EOF
    pushd $src_folder
    make all
    popd
}

# init_openstack() - Function that provisions an OpenStack deployment
function init_openstack {
    #install_openstack openstack_helm
    install_openstack
}