#!/bin/bash

# Copyright 2015 VMware, Inc.
#
# All Rights Reserved
#
#    Licensed under the Apache License, Version 2.0 (the "License"); you may
#    not use this file except in compliance with the License. You may obtain
#    a copy of the License at
#
#         http://www.apache.org/licenses/LICENSE-2.0
#
#    Unless required by applicable law or agreed to in writing, software
#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
#    License for the specific language governing permissions and limitations
#    under the License.

# Common VMware NSXv, NSXv3 and NSXp plugin
# -----------------------------------

# ensure we don't re-source this in the same environment
[[ -z "$_NSX_COMMON" ]] || return 0
declare -r -g _NSX_COMMON=1

function _nsxv_ini_set {
    if [[ $2 != "" ]]; then
        iniset /$Q_PLUGIN_CONF_FILE nsxv $1 $2
    fi
}


function install_neutron_projects {
    pkg_list="networking-l2gw networking-sfc neutron-fwaas neutron-dynamic-routing neutron-vpnaas vmware-nsxlib"
    for pkg in `echo $pkg_list`
    do
        pkg_renamed=`echo $pkg | sed 's/-/_/g'`
        sudo rm -rf /usr/local/lib/python2.7/dist-packages/${pkg_renamed}*
        sudo rm -rf /usr/local/lib/python3.5/dist-packages/${pkg_renamed}*
        sudo rm -rf ./src/${pkg_renamed}*
        if is_plugin_enabled $pkg; then
            echo "Plugin $pkg enabled explicitly with enable_plugin"
        elif use_library_from_git $pkg; then
            echo "Project $pkg enabled explicitly from LIBS_FROM_GIT"
        else
            sudo -H pip install -e "git+https://opendev.org/openstack/${pkg}@${NEUTRON_BRANCH}#egg=${pkg_renamed}"
            sudo chown -R ${USER}:${USER} src/${pkg}
        fi
    done
    # install neutron and octavia separately to not delete neutron-lib & octavia-lib
    sudo rm -rf /usr/local/lib/python2.7/dist-packages/neutron
    sudo rm -rf /usr/local/lib/python2.7/dist-packages/neutron.egg*
    sudo rm -rf /usr/local/lib/python3.5/dist-packages/neutron
    sudo rm -rf /usr/local/lib/python3.5/dist-packages/neutron.egg*
    if is_service_enabled neutron; then
       echo "service Neutron is enabled explicitly by devstack"
    else
        sudo -H pip install -e "git+https://opendev.org/openstack/neutron@${NEUTRON_BRANCH}#egg=neutron"
        sudo chown -R ${USER}:${USER} src/neutron
    fi

    sudo rm -rf /usr/local/lib/python2.7/dist-packages/octavia
    sudo rm -rf /usr/local/lib/python2.7/dist-packages/octavia.egg*
    sudo rm -rf /usr/local/lib/python3.5/dist-packages/octavia
    sudo rm -rf /usr/local/lib/python3.5/dist-packages/octavia.egg*
    if is_service_enabled octavia; then
       echo "service octavia is enabled explicitly by devstack"
    else
        sudo -H pip install -e "git+https://opendev.org/openstack/octavia@${NEUTRON_BRANCH}#egg=octavia"
        sudo chown -R ${USER}:${USER} src/octavia
    fi
}

function nsxv_configure_service {
    install_neutron_projects
    if [[ "$NSX_L2GW_DRIVER" != "" ]]; then
        iniset /$Q_PLUGIN_CONF_FILE DEFAULT nsx_l2gw_driver $NSX_L2GW_DRIVER
    fi
    _nsxv_ini_set password "$NSXV_PASSWORD"
    _nsxv_ini_set user "$NSXV_USER"
    _nsxv_ini_set vdn_scope_id "$NSXV_VDN_SCOPE_ID"
    _nsxv_ini_set dvs_id "$NSXV_DVS_ID"
    _nsxv_ini_set manager_uri "$NSXV_MANAGER_URI"
    _nsxv_ini_set ca_file "$NSXV_CA_FILE"
    _nsxv_ini_set insecure "$NSXV_INSECURE"
    _nsxv_ini_set datacenter_moid "$NSXV_DATACENTER_MOID"
    _nsxv_ini_set datastore_id "$NSXV_DATASTORE_ID"
    _nsxv_ini_set resource_pool_id "$NSXV_RESOURCE_POOL_ID"
    _nsxv_ini_set availability_zones "$NSXV_AVAILABILITY_ZONES"
    _nsxv_ini_set external_network "$NSXV_EXTERNAL_NETWORK"
    _nsxv_ini_set cluster_moid "$NSXV_CLUSTER_MOID"
    _nsxv_ini_set backup_edge_pool "$NSXV_BACKUP_POOL"
    _nsxv_ini_set mgt_net_proxy_ips "$NSXV_MGT_NET_PROXY_IPS"
    _nsxv_ini_set mgt_net_moid "$NSXV_MGT_NET_MOID"
    _nsxv_ini_set mgt_net_proxy_netmask "$NSXV_MGT_NET_PROXY_NETMASK"
    _nsxv_ini_set nova_metadata_port "$NSXV_NOVA_METADATA_PORT"
    _nsxv_ini_set nova_metadata_ips "$NSXV_NOVA_METADATA_IPS"
    _nsxv_ini_set metadata_shared_secret "$NSXV_METADATA_SHARED_SECRET"
    _nsxv_ini_set metadata_insecure "$NSXV_METADATA_INSECURE"
    _nsxv_ini_set metadata_nova_client_cert "$NSXV_METADATA_NOVA_CERT"
    _nsxv_ini_set metadata_nova_client_priv_key "$NSXV_METADATA_NOVA_PRIV_KEY"
    _nsxv_ini_set metadata_service_allowed_ports "$NSXV_METADATA_SERVICE_ALLOWED_PORTS"
    _nsxv_ini_set edge_ha "$NSXV_EDGE_HA"
    _nsxv_ini_set exclusive_router_appliance_size "$NSXV_EXCLUSIVE_ROUTER_APPLIANCE_SIZE"
    _nsxv_ini_set use_dvs_features "$NSXV_USE_DVS_FEATURES"
    _nsxv_ini_set use_nsx_policies "$NSXV_USE_NSX_POLICIES"
    _nsxv_ini_set default_policy_id "$NSXV_DEFAULT_POLICY_ID"
    _nsxv_ini_set allow_tenant_rules_with_policy "$NSXV_ALLOW_TENANT_RULES_WITH_POLICY"
}

function _dvs_ini_set {
    if [[ $2 != "" ]]; then
        iniset /$Q_PLUGIN_CONF_FILE dvs $1 $2
    fi
}

function dvs_configure_service {
    _dvs_ini_set host_ip $1
    _dvs_ini_set host_username $2
    _dvs_ini_set host_password $3
    _dvs_ini_set ca_file $4
    _dvs_ini_set insecure $5
    _dvs_ini_set dvs_name $6
}

function _nsxv3_ini_set {
    if [[ -z $1 || -z $2 ]]; then
        if [[ $3 != "" ]]; then
           die $LINENO $3
        fi
    fi
    if [[ $2 != "" ]]; then
        iniset /$Q_PLUGIN_CONF_FILE nsx_v3 $1 $2
    fi
}

function _nsxp_ini_set {
    if [[ -z $1 || -z $2 ]]; then
        if [[ $3 != "" ]]; then
           die $LINENO $3
        fi
    fi
    if [[ $2 != "" ]]; then
        iniset /$Q_PLUGIN_CONF_FILE nsx_p $1 $2
    fi
}

function nsxv3_configure_service {
    install_neutron_projects

    if [[ $1 == "nsx_v3" ]]; then
        _nsxv3_ini_set default_overlay_tz $DEFAULT_OVERLAY_TZ_UUID "The VMware NSX plugin won't work without a default transport zone."
    else
        _nsxv3_ini_set default_overlay_tz $DEFAULT_OVERLAY_TZ_UUID
    fi
    _nsxv3_ini_set default_vlan_tz $DEFAULT_VLAN_TZ_UUID
    if [[ "$DEFAULT_TIER0_ROUTER_UUID" != "" ]]; then
        _nsxv3_ini_set default_tier0_router $DEFAULT_TIER0_ROUTER_UUID
        Q_L3_ENABLED=True
        Q_L3_ROUTER_PER_TENANT=True
    fi
    # NSX_MANAGER must be a comma separated string
    if [[ "$NSX_MANAGERS" != "" ]]; then
        _nsxv3_ini_set nsx_api_managers $NSX_MANAGERS
    elif [[ "$NSX_MANAGER" != "" ]]; then
        _nsxv3_ini_set nsx_api_managers $NSX_MANAGER
    else
        if [[ $1 == "nsx_v3" ]]; then
            die $LINENO "The VMware NSX plugin needs at least one NSX manager."
        fi
    fi
    if [[ "$NSX_L2GW_DRIVER" != "" ]]; then
        iniset /$Q_PLUGIN_CONF_FILE DEFAULT nsx_l2gw_driver $NSX_L2GW_DRIVER
    fi
    _nsxv3_ini_set ens_support $ENS_SUPPORT
    _nsxv3_ini_set nsx_api_user $NSX_USER
    _nsxv3_ini_set nsx_api_password $NSX_PASSWORD
    _nsxv3_ini_set retries $NSX_RETRIES
    _nsxv3_ini_set insecure $NSX_INSECURE
    _nsxv3_ini_set ca_file $NSX_CA_FILE
    _nsxv3_ini_set default_bridge_cluster $DEFAULT_BRIDGE_CLUSTER_UUID
    _nsxv3_ini_set native_dhcp_metadata $NATIVE_DHCP_METADATA
    if [[ "$NATIVE_DHCP_METADATA" == "True" ]]; then
        _nsxv3_ini_set native_metadata_route $NATIVE_METADATA_ROUTE
        _nsxv3_ini_set dhcp_profile $DHCP_PROFILE_UUID
        _nsxv3_ini_set metadata_proxy $METADATA_PROXY_UUID
        _nsxv3_ini_set dhcp_relay_service $DHCP_RELAY_SERVICE
        iniset $NEUTRON_CONF DEFAULT dhcp_agent_notification False
    fi
    if [[ "$NSX_USE_CLIENT_CERT_AUTH" == "True" ]]; then
        _nsxv3_ini_set nsx_use_client_auth "True"
        _nsxv3_ini_set nsx_client_cert_file "$CLIENT_CERT_FILE"
        _nsxv3_ini_set nsx_client_cert_storage "nsx-db"
        _nsxv3_ini_set nsx_client_cert_pk_password "openstack"
    fi
}