| # lib/nova |
| # Functions to control the configuration and operation of the **Nova** service |
| |
| # Dependencies: |
| # |
| # - ``functions`` file |
| # - ``DEST``, ``DATA_DIR``, ``STACK_USER`` must be defined |
| # - ``SERVICE_{TENANT_NAME|PASSWORD}`` must be defined |
| # - ``LIBVIRT_TYPE`` must be defined |
| # - ``INSTANCE_NAME_PREFIX``, ``VOLUME_NAME_PREFIX`` must be defined |
| # - ``KEYSTONE_TOKEN_FORMAT`` must be defined |
| |
| # ``stack.sh`` calls the entry points in this order: |
| # |
| # - install_nova |
| # - configure_nova |
| # - create_nova_conf |
| # - init_nova |
| # - start_nova |
| # - stop_nova |
| # - cleanup_nova |
| |
| # Save trace setting |
| XTRACE=$(set +o | grep xtrace) |
| set +o xtrace |
| |
| |
| # Defaults |
| # -------- |
| |
| # Set up default directories |
| NOVA_DIR=$DEST/nova |
| NOVACLIENT_DIR=$DEST/python-novaclient |
| NOVA_STATE_PATH=${NOVA_STATE_PATH:=$DATA_DIR/nova} |
| # INSTANCES_PATH is the previous name for this |
| NOVA_INSTANCES_PATH=${NOVA_INSTANCES_PATH:=${INSTANCES_PATH:=$NOVA_STATE_PATH/instances}} |
| NOVA_AUTH_CACHE_DIR=${NOVA_AUTH_CACHE_DIR:-/var/cache/nova} |
| |
| NOVA_CONF_DIR=/etc/nova |
| NOVA_CONF=$NOVA_CONF_DIR/nova.conf |
| NOVA_CELLS_CONF=$NOVA_CONF_DIR/nova-cells.conf |
| NOVA_CELLS_DB=${NOVA_CELLS_DB:-nova_cell} |
| |
| NOVA_API_PASTE_INI=${NOVA_API_PASTE_INI:-$NOVA_CONF_DIR/api-paste.ini} |
| |
| # Public facing bits |
| NOVA_SERVICE_HOST=${NOVA_SERVICE_HOST:-$SERVICE_HOST} |
| NOVA_SERVICE_PORT=${NOVA_SERVICE_PORT:-8774} |
| NOVA_SERVICE_PORT_INT=${NOVA_SERVICE_PORT_INT:-18774} |
| NOVA_SERVICE_PROTOCOL=${NOVA_SERVICE_PROTOCOL:-$SERVICE_PROTOCOL} |
| |
| # Support entry points installation of console scripts |
| if [[ -d $NOVA_DIR/bin ]]; then |
| NOVA_BIN_DIR=$NOVA_DIR/bin |
| else |
| NOVA_BIN_DIR=$(get_python_exec_prefix) |
| fi |
| |
| # Set the paths of certain binaries |
| NOVA_ROOTWRAP=$(get_rootwrap_location nova) |
| |
| # Allow rate limiting to be turned off for testing, like for Tempest |
| # NOTE: Set API_RATE_LIMIT="False" to turn OFF rate limiting |
| API_RATE_LIMIT=${API_RATE_LIMIT:-"True"} |
| |
| # Option to enable/disable config drive |
| # NOTE: Set FORCE_CONFIG_DRIVE="False" to turn OFF config drive |
| FORCE_CONFIG_DRIVE=${FORCE_CONFIG_DRIVE:-"always"} |
| |
| # Nova supports pluggable schedulers. The default ``FilterScheduler`` |
| # should work in most cases. |
| SCHEDULER=${SCHEDULER:-nova.scheduler.filter_scheduler.FilterScheduler} |
| |
| QEMU_CONF=/etc/libvirt/qemu.conf |
| |
| # Set default defaults here as some hypervisor drivers override these |
| PUBLIC_INTERFACE_DEFAULT=br100 |
| FLAT_NETWORK_BRIDGE_DEFAULT=br100 |
| # set the GUEST_INTERFACE_DEFAULT to some interface on the box so that |
| # the default isn't completely crazy. This will match eth*, em*, or |
| # the new p* interfaces, then basically picks the first |
| # alphabetically. It's probably wrong, however it's less wrong than |
| # always using 'eth0' which doesn't exist on new Linux distros at all. |
| GUEST_INTERFACE_DEFAULT=$(ip link \ |
| | grep 'state UP' \ |
| | awk '{print $2}' \ |
| | sed 's/://' \ |
| | grep ^[ep] \ |
| | head -1) |
| |
| # Get hypervisor configuration |
| # ---------------------------- |
| |
| NOVA_PLUGINS=$TOP_DIR/lib/nova_plugins |
| if is_service_enabled nova && [[ -r $NOVA_PLUGINS/hypervisor-$VIRT_DRIVER ]]; then |
| # Load plugin |
| source $NOVA_PLUGINS/hypervisor-$VIRT_DRIVER |
| fi |
| |
| |
| # Nova Network Configuration |
| # -------------------------- |
| |
| NETWORK_MANAGER=${NETWORK_MANAGER:-${NET_MAN:-FlatDHCPManager}} |
| PUBLIC_INTERFACE=${PUBLIC_INTERFACE:-$PUBLIC_INTERFACE_DEFAULT} |
| VLAN_INTERFACE=${VLAN_INTERFACE:-$GUEST_INTERFACE_DEFAULT} |
| FLAT_NETWORK_BRIDGE=${FLAT_NETWORK_BRIDGE:-$FLAT_NETWORK_BRIDGE_DEFAULT} |
| EC2_DMZ_HOST=${EC2_DMZ_HOST:-$SERVICE_HOST} |
| |
| # If you are using the FlatDHCP network mode on multiple hosts, set the |
| # ``FLAT_INTERFACE`` variable but make sure that the interface doesn't already |
| # have an IP or you risk breaking things. |
| # |
| # **DHCP Warning**: If your flat interface device uses DHCP, there will be a |
| # hiccup while the network is moved from the flat interface to the flat network |
| # bridge. This will happen when you launch your first instance. Upon launch |
| # you will lose all connectivity to the node, and the VM launch will probably |
| # fail. |
| # |
| # If you are running on a single node and don't need to access the VMs from |
| # devices other than that node, you can set ``FLAT_INTERFACE=`` |
| # This will stop nova from bridging any interfaces into ``FLAT_NETWORK_BRIDGE``. |
| FLAT_INTERFACE=${FLAT_INTERFACE:-$GUEST_INTERFACE_DEFAULT} |
| |
| # ``MULTI_HOST`` is a mode where each compute node runs its own network node. This |
| # allows network operations and routing for a VM to occur on the server that is |
| # running the VM - removing a SPOF and bandwidth bottleneck. |
| MULTI_HOST=`trueorfalse False $MULTI_HOST` |
| |
| # Test floating pool and range are used for testing. They are defined |
| # here until the admin APIs can replace nova-manage |
| TEST_FLOATING_POOL=${TEST_FLOATING_POOL:-test} |
| TEST_FLOATING_RANGE=${TEST_FLOATING_RANGE:-192.168.253.0/29} |
| |
| # Tell Tempest this project is present |
| TEMPEST_SERVICES+=,nova |
| |
| |
| # Functions |
| # --------- |
| |
| # Test if any Nova services are enabled |
| # is_nova_enabled |
| function is_nova_enabled { |
| [[ ,${ENABLED_SERVICES} =~ ,"n-" ]] && return 0 |
| return 1 |
| } |
| |
| # Test if any Nova Cell services are enabled |
| # is_nova_enabled |
| function is_n-cell_enabled { |
| [[ ,${ENABLED_SERVICES} =~ ,"n-cell" ]] && return 0 |
| return 1 |
| } |
| |
| # Helper to clean iptables rules |
| function clean_iptables { |
| # Delete rules |
| sudo iptables -S -v | sed "s/-c [0-9]* [0-9]* //g" | grep "nova" | grep "\-A" | sed "s/-A/-D/g" | awk '{print "sudo iptables",$0}' | bash |
| # Delete nat rules |
| sudo iptables -S -v -t nat | sed "s/-c [0-9]* [0-9]* //g" | grep "nova" | grep "\-A" | sed "s/-A/-D/g" | awk '{print "sudo iptables -t nat",$0}' | bash |
| # Delete chains |
| sudo iptables -S -v | sed "s/-c [0-9]* [0-9]* //g" | grep "nova" | grep "\-N" | sed "s/-N/-X/g" | awk '{print "sudo iptables",$0}' | bash |
| # Delete nat chains |
| sudo iptables -S -v -t nat | sed "s/-c [0-9]* [0-9]* //g" | grep "nova" | grep "\-N" | sed "s/-N/-X/g" | awk '{print "sudo iptables -t nat",$0}' | bash |
| } |
| |
| # cleanup_nova() - Remove residual data files, anything left over from previous |
| # runs that a clean run would need to clean up |
| function cleanup_nova { |
| if is_service_enabled n-cpu; then |
| # Clean iptables from previous runs |
| clean_iptables |
| |
| # Destroy old instances |
| instances=`sudo virsh list --all | grep $INSTANCE_NAME_PREFIX | sed "s/.*\($INSTANCE_NAME_PREFIX[0-9a-fA-F]*\).*/\1/g"` |
| if [ ! "$instances" = "" ]; then |
| echo $instances | xargs -n1 sudo virsh destroy || true |
| echo $instances | xargs -n1 sudo virsh undefine --managed-save || true |
| fi |
| |
| # Logout and delete iscsi sessions |
| tgts=$(sudo iscsiadm --mode node | grep $VOLUME_NAME_PREFIX | cut -d ' ' -f2) |
| for target in $tgts; do |
| sudo iscsiadm --mode node -T $target --logout || true |
| done |
| sudo iscsiadm --mode node --op delete || true |
| |
| # Clean out the instances directory. |
| sudo rm -rf $NOVA_INSTANCES_PATH/* |
| fi |
| |
| sudo rm -rf $NOVA_STATE_PATH $NOVA_AUTH_CACHE_DIR |
| |
| # NOTE(dtroyer): This really should be called from here but due to the way |
| # nova abuses the _cleanup() function we're moving it |
| # directly into cleanup.sh until this can be fixed. |
| #if is_service_enabled n-cpu && [[ -r $NOVA_PLUGINS/hypervisor-$VIRT_DRIVER ]]; then |
| # cleanup_nova_hypervisor |
| #fi |
| } |
| |
| # configure_nova_rootwrap() - configure Nova's rootwrap |
| function configure_nova_rootwrap { |
| # Deploy new rootwrap filters files (owned by root). |
| # Wipe any existing rootwrap.d files first |
| if [[ -d $NOVA_CONF_DIR/rootwrap.d ]]; then |
| sudo rm -rf $NOVA_CONF_DIR/rootwrap.d |
| fi |
| # Deploy filters to /etc/nova/rootwrap.d |
| sudo mkdir -m 755 $NOVA_CONF_DIR/rootwrap.d |
| sudo cp $NOVA_DIR/etc/nova/rootwrap.d/*.filters $NOVA_CONF_DIR/rootwrap.d |
| sudo chown -R root:root $NOVA_CONF_DIR/rootwrap.d |
| sudo chmod 644 $NOVA_CONF_DIR/rootwrap.d/* |
| # Set up rootwrap.conf, pointing to /etc/nova/rootwrap.d |
| sudo cp $NOVA_DIR/etc/nova/rootwrap.conf $NOVA_CONF_DIR/ |
| sudo sed -e "s:^filters_path=.*$:filters_path=$NOVA_CONF_DIR/rootwrap.d:" -i $NOVA_CONF_DIR/rootwrap.conf |
| sudo chown root:root $NOVA_CONF_DIR/rootwrap.conf |
| sudo chmod 0644 $NOVA_CONF_DIR/rootwrap.conf |
| # Specify rootwrap.conf as first parameter to nova-rootwrap |
| ROOTWRAP_SUDOER_CMD="$NOVA_ROOTWRAP $NOVA_CONF_DIR/rootwrap.conf *" |
| |
| # Set up the rootwrap sudoers for nova |
| TEMPFILE=`mktemp` |
| echo "$STACK_USER ALL=(root) NOPASSWD: $ROOTWRAP_SUDOER_CMD" >$TEMPFILE |
| chmod 0440 $TEMPFILE |
| sudo chown root:root $TEMPFILE |
| sudo mv $TEMPFILE /etc/sudoers.d/nova-rootwrap |
| } |
| |
| # configure_nova() - Set config files, create data dirs, etc |
| function configure_nova { |
| # Put config files in ``/etc/nova`` for everyone to find |
| if [[ ! -d $NOVA_CONF_DIR ]]; then |
| sudo mkdir -p $NOVA_CONF_DIR |
| fi |
| sudo chown $STACK_USER $NOVA_CONF_DIR |
| |
| cp -p $NOVA_DIR/etc/nova/policy.json $NOVA_CONF_DIR |
| |
| configure_nova_rootwrap |
| |
| if is_service_enabled n-api; then |
| # Remove legacy paste config if present |
| rm -f $NOVA_DIR/bin/nova-api-paste.ini |
| |
| # Get the sample configuration file in place |
| cp $NOVA_DIR/etc/nova/api-paste.ini $NOVA_CONF_DIR |
| fi |
| |
| if is_service_enabled n-cpu; then |
| # Force IP forwarding on, just on case |
| sudo sysctl -w net.ipv4.ip_forward=1 |
| |
| if [[ "$VIRT_DRIVER" = 'libvirt' ]]; then |
| # Check for kvm (hardware based virtualization). If unable to initialize |
| # kvm, we drop back to the slower emulation mode (qemu). Note: many systems |
| # come with hardware virtualization disabled in BIOS. |
| if [[ "$LIBVIRT_TYPE" == "kvm" ]]; then |
| sudo modprobe kvm || true |
| if [ ! -e /dev/kvm ]; then |
| echo "WARNING: Switching to QEMU" |
| LIBVIRT_TYPE=qemu |
| if which selinuxenabled 2>&1 > /dev/null && selinuxenabled; then |
| # https://bugzilla.redhat.com/show_bug.cgi?id=753589 |
| sudo setsebool virt_use_execmem on |
| fi |
| fi |
| fi |
| |
| # Install and configure **LXC** if specified. LXC is another approach to |
| # splitting a system into many smaller parts. LXC uses cgroups and chroot |
| # to simulate multiple systems. |
| if [[ "$LIBVIRT_TYPE" == "lxc" ]]; then |
| if is_ubuntu; then |
| if [[ ! "$DISTRO" > natty ]]; then |
| cgline="none /cgroup cgroup cpuacct,memory,devices,cpu,freezer,blkio 0 0" |
| sudo mkdir -p /cgroup |
| if ! grep -q cgroup /etc/fstab; then |
| echo "$cgline" | sudo tee -a /etc/fstab |
| fi |
| if ! mount -n | grep -q cgroup; then |
| sudo mount /cgroup |
| fi |
| fi |
| fi |
| fi |
| fi |
| |
| # Instance Storage |
| # ---------------- |
| |
| # Nova stores each instance in its own directory. |
| sudo mkdir -p $NOVA_INSTANCES_PATH |
| sudo chown -R $STACK_USER $NOVA_INSTANCES_PATH |
| |
| # You can specify a different disk to be mounted and used for backing the |
| # virtual machines. If there is a partition labeled nova-instances we |
| # mount it (ext filesystems can be labeled via e2label). |
| if [ -L /dev/disk/by-label/nova-instances ]; then |
| if ! mount -n | grep -q $NOVA_INSTANCES_PATH; then |
| sudo mount -L nova-instances $NOVA_INSTANCES_PATH |
| sudo chown -R $STACK_USER $NOVA_INSTANCES_PATH |
| fi |
| fi |
| if is_suse; then |
| # iscsid is not started by default |
| start_service iscsid |
| fi |
| fi |
| |
| # Rebuild the config file from scratch |
| create_nova_conf |
| |
| if is_service_enabled n-cpu && [[ -r $NOVA_PLUGINS/hypervisor-$VIRT_DRIVER ]]; then |
| # Configure hypervisor plugin |
| configure_nova_hypervisor |
| fi |
| } |
| |
| # create_nova_accounts() - Set up common required nova accounts |
| |
| # Project User Roles |
| # ------------------------------------------------------------------ |
| # SERVICE_TENANT_NAME nova admin |
| # SERVICE_TENANT_NAME nova ResellerAdmin (if Swift is enabled) |
| |
| # Migrated from keystone_data.sh |
| create_nova_accounts() { |
| |
| SERVICE_TENANT=$(openstack project list | awk "/ $SERVICE_TENANT_NAME / { print \$2 }") |
| ADMIN_ROLE=$(openstack role list | awk "/ admin / { print \$2 }") |
| |
| # Nova |
| if [[ "$ENABLED_SERVICES" =~ "n-api" ]]; then |
| |
| NOVA_USER=$(get_or_create_user "nova" \ |
| "$SERVICE_PASSWORD" $SERVICE_TENANT "nova@example.com") |
| get_or_add_user_role $ADMIN_ROLE $NOVA_USER $SERVICE_TENANT |
| |
| if [[ "$KEYSTONE_CATALOG_BACKEND" = 'sql' ]]; then |
| |
| NOVA_SERVICE=$(get_or_create_service "nova" \ |
| "compute" "Nova Compute Service") |
| get_or_create_endpoint $NOVA_SERVICE \ |
| "$REGION_NAME" \ |
| "$NOVA_SERVICE_PROTOCOL://$NOVA_SERVICE_HOST:$NOVA_SERVICE_PORT/v2/\$(tenant_id)s" \ |
| "$NOVA_SERVICE_PROTOCOL://$NOVA_SERVICE_HOST:$NOVA_SERVICE_PORT/v2/\$(tenant_id)s" \ |
| "$NOVA_SERVICE_PROTOCOL://$NOVA_SERVICE_HOST:$NOVA_SERVICE_PORT/v2/\$(tenant_id)s" |
| |
| NOVA_V3_SERVICE=$(get_or_create_service "novav3" \ |
| "computev3" "Nova Compute Service V3") |
| get_or_create_endpoint $NOVA_V3_SERVICE \ |
| "$REGION_NAME" \ |
| "$NOVA_SERVICE_PROTOCOL://$NOVA_SERVICE_HOST:$NOVA_SERVICE_PORT/v3" \ |
| "$NOVA_SERVICE_PROTOCOL://$NOVA_SERVICE_HOST:$NOVA_SERVICE_PORT/v3" \ |
| "$NOVA_SERVICE_PROTOCOL://$NOVA_SERVICE_HOST:$NOVA_SERVICE_PORT/v3" |
| fi |
| fi |
| |
| if is_service_enabled n-api; then |
| # Swift |
| if is_service_enabled swift; then |
| # Nova needs ResellerAdmin role to download images when accessing |
| # swift through the s3 api. |
| get_or_add_user_role ResellerAdmin nova $SERVICE_TENANT_NAME |
| fi |
| |
| # EC2 |
| if [[ "$KEYSTONE_CATALOG_BACKEND" = "sql" ]]; then |
| |
| EC2_SERVICE=$(get_or_create_service "ec2" \ |
| "ec2" "EC2 Compatibility Layer") |
| get_or_create_endpoint $EC2_SERVICE \ |
| "$REGION_NAME" \ |
| "http://$SERVICE_HOST:8773/services/Cloud" \ |
| "http://$SERVICE_HOST:8773/services/Admin" \ |
| "http://$SERVICE_HOST:8773/services/Cloud" |
| fi |
| fi |
| |
| # S3 |
| if is_service_enabled n-obj swift3; then |
| if [[ "$KEYSTONE_CATALOG_BACKEND" = 'sql' ]]; then |
| |
| S3_SERVICE=$(get_or_create_service "s3" "s3" "S3") |
| get_or_create_endpoint $S3_SERVICE \ |
| "$REGION_NAME" \ |
| "http://$SERVICE_HOST:$S3_SERVICE_PORT" \ |
| "http://$SERVICE_HOST:$S3_SERVICE_PORT" \ |
| "http://$SERVICE_HOST:$S3_SERVICE_PORT" |
| fi |
| fi |
| } |
| |
| # create_nova_conf() - Create a new nova.conf file |
| function create_nova_conf { |
| # Remove legacy ``nova.conf`` |
| rm -f $NOVA_DIR/bin/nova.conf |
| |
| # (Re)create ``nova.conf`` |
| rm -f $NOVA_CONF |
| iniset $NOVA_CONF DEFAULT verbose "True" |
| iniset $NOVA_CONF DEFAULT debug "$ENABLE_DEBUG_LOG_LEVEL" |
| iniset $NOVA_CONF DEFAULT auth_strategy "keystone" |
| iniset $NOVA_CONF DEFAULT allow_resize_to_same_host "True" |
| iniset $NOVA_CONF DEFAULT api_paste_config "$NOVA_API_PASTE_INI" |
| iniset $NOVA_CONF DEFAULT rootwrap_config "$NOVA_CONF_DIR/rootwrap.conf" |
| iniset $NOVA_CONF DEFAULT scheduler_driver "$SCHEDULER" |
| iniset $NOVA_CONF DEFAULT dhcpbridge_flagfile "$NOVA_CONF" |
| iniset $NOVA_CONF DEFAULT force_dhcp_release "True" |
| iniset $NOVA_CONF DEFAULT fixed_range "" |
| iniset $NOVA_CONF DEFAULT default_floating_pool "$PUBLIC_NETWORK_NAME" |
| iniset $NOVA_CONF DEFAULT s3_host "$SERVICE_HOST" |
| iniset $NOVA_CONF DEFAULT s3_port "$S3_SERVICE_PORT" |
| iniset $NOVA_CONF DEFAULT my_ip "$HOST_IP" |
| iniset $NOVA_CONF DEFAULT sql_connection `database_connection_url nova` |
| iniset $NOVA_CONF DEFAULT instance_name_template "${INSTANCE_NAME_PREFIX}%08x" |
| iniset $NOVA_CONF osapi_v3 enabled "True" |
| |
| if is_fedora || is_suse; then |
| # nova defaults to /usr/local/bin, but fedora and suse pip like to |
| # install things in /usr/bin |
| iniset $NOVA_CONF DEFAULT bindir "/usr/bin" |
| fi |
| |
| if is_service_enabled n-api; then |
| if is_service_enabled n-api-meta; then |
| # If running n-api-meta as a separate service |
| NOVA_ENABLED_APIS=$(echo $NOVA_ENABLED_APIS | sed "s/,metadata//") |
| fi |
| iniset $NOVA_CONF DEFAULT enabled_apis "$NOVA_ENABLED_APIS" |
| if is_service_enabled tls-proxy; then |
| # Set the service port for a proxy to take the original |
| iniset $NOVA_CONF DEFAULT osapi_compute_listen_port "$NOVA_SERVICE_PORT_INT" |
| fi |
| |
| # Add keystone authtoken configuration |
| |
| iniset $NOVA_CONF keystone_authtoken identity_uri $KEYSTONE_AUTH_URI |
| iniset $NOVA_CONF keystone_authtoken admin_tenant_name $SERVICE_TENANT_NAME |
| iniset $NOVA_CONF keystone_authtoken cafile $KEYSTONE_SSL_CA |
| iniset $NOVA_CONF keystone_authtoken admin_user nova |
| iniset $NOVA_CONF keystone_authtoken admin_password $SERVICE_PASSWORD |
| fi |
| |
| iniset $NOVA_CONF keystone_authtoken signing_dir $NOVA_AUTH_CACHE_DIR |
| |
| if [ -n "$NOVA_STATE_PATH" ]; then |
| iniset $NOVA_CONF DEFAULT state_path "$NOVA_STATE_PATH" |
| iniset $NOVA_CONF DEFAULT lock_path "$NOVA_STATE_PATH" |
| fi |
| if [ -n "$NOVA_INSTANCES_PATH" ]; then |
| iniset $NOVA_CONF DEFAULT instances_path "$NOVA_INSTANCES_PATH" |
| fi |
| if [ "$MULTI_HOST" != "False" ]; then |
| iniset $NOVA_CONF DEFAULT multi_host "True" |
| iniset $NOVA_CONF DEFAULT send_arp_for_ha "True" |
| fi |
| if [ "$SYSLOG" != "False" ]; then |
| iniset $NOVA_CONF DEFAULT use_syslog "True" |
| fi |
| if [ "$API_RATE_LIMIT" != "True" ]; then |
| iniset $NOVA_CONF DEFAULT api_rate_limit "False" |
| fi |
| if [ "$FORCE_CONFIG_DRIVE" != "False" ]; then |
| iniset $NOVA_CONF DEFAULT force_config_drive "$FORCE_CONFIG_DRIVE" |
| fi |
| # Format logging |
| if [ "$LOG_COLOR" == "True" ] && [ "$SYSLOG" == "False" ]; then |
| setup_colorized_logging $NOVA_CONF DEFAULT |
| else |
| # Show user_name and project_name instead of user_id and project_id |
| iniset $NOVA_CONF DEFAULT logging_context_format_string "%(asctime)s.%(msecs)03d %(levelname)s %(name)s [%(request_id)s %(user_name)s %(project_name)s] %(instance)s%(message)s" |
| fi |
| if is_service_enabled ceilometer; then |
| iniset $NOVA_CONF DEFAULT instance_usage_audit "True" |
| iniset $NOVA_CONF DEFAULT instance_usage_audit_period "hour" |
| iniset $NOVA_CONF DEFAULT notify_on_state_change "vm_and_task_state" |
| iniset $NOVA_CONF DEFAULT notification_driver "messaging" |
| fi |
| |
| # Provide some transition from ``EXTRA_FLAGS`` to ``EXTRA_OPTS`` |
| if [[ -z "$EXTRA_OPTS" && -n "$EXTRA_FLAGS" ]]; then |
| EXTRA_OPTS=$EXTRA_FLAGS |
| fi |
| |
| # Define extra nova conf flags by defining the array ``EXTRA_OPTS``. |
| # For Example: ``EXTRA_OPTS=(foo=true bar=2)`` |
| for I in "${EXTRA_OPTS[@]}"; do |
| # Replace the first '=' with ' ' for iniset syntax |
| iniset $NOVA_CONF DEFAULT ${I/=/ } |
| done |
| |
| # All nova-compute workers need to know the vnc configuration options |
| # These settings don't hurt anything if n-xvnc and n-novnc are disabled |
| if is_service_enabled n-cpu; then |
| NOVNCPROXY_URL=${NOVNCPROXY_URL:-"http://$SERVICE_HOST:6080/vnc_auto.html"} |
| iniset $NOVA_CONF DEFAULT novncproxy_base_url "$NOVNCPROXY_URL" |
| XVPVNCPROXY_URL=${XVPVNCPROXY_URL:-"http://$SERVICE_HOST:6081/console"} |
| iniset $NOVA_CONF DEFAULT xvpvncproxy_base_url "$XVPVNCPROXY_URL" |
| SPICEHTML5PROXY_URL=${SPICEHTML5PROXY_URL:-"http://$SERVICE_HOST:6082/spice_auto.html"} |
| iniset $NOVA_CONF spice html5proxy_base_url "$SPICEHTML5PROXY_URL" |
| fi |
| |
| if is_service_enabled n-novnc || is_service_enabled n-xvnc; then |
| # Address on which instance vncservers will listen on compute hosts. |
| # For multi-host, this should be the management ip of the compute host. |
| VNCSERVER_LISTEN=${VNCSERVER_LISTEN=127.0.0.1} |
| VNCSERVER_PROXYCLIENT_ADDRESS=${VNCSERVER_PROXYCLIENT_ADDRESS=127.0.0.1} |
| iniset $NOVA_CONF DEFAULT vnc_enabled true |
| iniset $NOVA_CONF DEFAULT vncserver_listen "$VNCSERVER_LISTEN" |
| iniset $NOVA_CONF DEFAULT vncserver_proxyclient_address "$VNCSERVER_PROXYCLIENT_ADDRESS" |
| else |
| iniset $NOVA_CONF DEFAULT vnc_enabled false |
| fi |
| |
| if is_service_enabled n-spice; then |
| # Address on which instance spiceservers will listen on compute hosts. |
| # For multi-host, this should be the management ip of the compute host. |
| SPICESERVER_PROXYCLIENT_ADDRESS=${SPICESERVER_PROXYCLIENT_ADDRESS=127.0.0.1} |
| SPICESERVER_LISTEN=${SPICESERVER_LISTEN=127.0.0.1} |
| iniset $NOVA_CONF spice enabled true |
| iniset $NOVA_CONF spice server_listen "$SPICESERVER_LISTEN" |
| iniset $NOVA_CONF spice server_proxyclient_address "$SPICESERVER_PROXYCLIENT_ADDRESS" |
| else |
| iniset $NOVA_CONF spice enabled false |
| fi |
| |
| iniset $NOVA_CONF DEFAULT ec2_dmz_host "$EC2_DMZ_HOST" |
| iniset_rpc_backend nova $NOVA_CONF DEFAULT |
| iniset $NOVA_CONF glance api_servers "$GLANCE_HOSTPORT" |
| } |
| |
| function init_nova_cells { |
| if is_service_enabled n-cell; then |
| cp $NOVA_CONF $NOVA_CELLS_CONF |
| iniset $NOVA_CELLS_CONF DEFAULT sql_connection `database_connection_url $NOVA_CELLS_DB` |
| iniset $NOVA_CELLS_CONF DEFAULT rabbit_virtual_host child_cell |
| iniset $NOVA_CELLS_CONF DEFAULT dhcpbridge_flagfile $NOVA_CELLS_CONF |
| iniset $NOVA_CELLS_CONF cells enable True |
| iniset $NOVA_CELLS_CONF cells cell_type compute |
| iniset $NOVA_CELLS_CONF cells name child |
| |
| iniset $NOVA_CONF cells enable True |
| iniset $NOVA_CONF cells cell_type api |
| iniset $NOVA_CONF cells name region |
| |
| if is_service_enabled n-api-meta; then |
| NOVA_ENABLED_APIS=$(echo $NOVA_ENABLED_APIS | sed "s/,metadata//") |
| iniset $NOVA_CONF DEFAULT enabled_apis $NOVA_ENABLED_APIS |
| iniset $NOVA_CELLS_CONF DEFAULT enabled_apis metadata |
| fi |
| |
| $NOVA_BIN_DIR/nova-manage --config-file $NOVA_CELLS_CONF db sync |
| $NOVA_BIN_DIR/nova-manage --config-file $NOVA_CELLS_CONF cell create --name=region --cell_type=parent --username=guest --hostname=$RABBIT_HOST --port=5672 --password=$RABBIT_PASSWORD --virtual_host=/ --woffset=0 --wscale=1 |
| $NOVA_BIN_DIR/nova-manage cell create --name=child --cell_type=child --username=guest --hostname=$RABBIT_HOST --port=5672 --password=$RABBIT_PASSWORD --virtual_host=child_cell --woffset=0 --wscale=1 |
| fi |
| } |
| |
| # create_nova_cache_dir() - Part of the init_nova() process |
| function create_nova_cache_dir { |
| # Create cache dir |
| sudo mkdir -p $NOVA_AUTH_CACHE_DIR |
| sudo chown $STACK_USER $NOVA_AUTH_CACHE_DIR |
| rm -f $NOVA_AUTH_CACHE_DIR/* |
| } |
| |
| function create_nova_conf_nova_network { |
| iniset $NOVA_CONF DEFAULT network_manager "nova.network.manager.$NETWORK_MANAGER" |
| iniset $NOVA_CONF DEFAULT public_interface "$PUBLIC_INTERFACE" |
| iniset $NOVA_CONF DEFAULT vlan_interface "$VLAN_INTERFACE" |
| iniset $NOVA_CONF DEFAULT flat_network_bridge "$FLAT_NETWORK_BRIDGE" |
| if [ -n "$FLAT_INTERFACE" ]; then |
| iniset $NOVA_CONF DEFAULT flat_interface "$FLAT_INTERFACE" |
| fi |
| } |
| |
| # create_nova_keys_dir() - Part of the init_nova() process |
| function create_nova_keys_dir { |
| # Create keys dir |
| sudo mkdir -p ${NOVA_STATE_PATH}/keys |
| sudo chown -R $STACK_USER ${NOVA_STATE_PATH} |
| } |
| |
| # init_nova() - Initialize databases, etc. |
| function init_nova { |
| # All nova components talk to a central database. |
| # Only do this step once on the API node for an entire cluster. |
| if is_service_enabled $DATABASE_BACKENDS && is_service_enabled n-api; then |
| # (Re)create nova database |
| # Explicitly use latin1: to avoid lp#829209, nova expects the database to |
| # use latin1 by default, and then upgrades the database to utf8 (see the |
| # 082_essex.py in nova) |
| recreate_database nova latin1 |
| |
| # Migrate nova database |
| $NOVA_BIN_DIR/nova-manage db sync |
| |
| if is_service_enabled n-cell; then |
| recreate_database $NOVA_CELLS_DB latin1 |
| fi |
| |
| # (Re)create nova baremetal database |
| if is_baremetal; then |
| recreate_database nova_bm latin1 |
| $NOVA_BIN_DIR/nova-baremetal-manage db sync |
| fi |
| fi |
| |
| create_nova_cache_dir |
| create_nova_keys_dir |
| } |
| |
| # install_novaclient() - Collect source and prepare |
| function install_novaclient { |
| git_clone $NOVACLIENT_REPO $NOVACLIENT_DIR $NOVACLIENT_BRANCH |
| setup_develop $NOVACLIENT_DIR |
| sudo install -D -m 0644 -o $STACK_USER {$NOVACLIENT_DIR/tools/,/etc/bash_completion.d/}nova.bash_completion |
| } |
| |
| # install_nova() - Collect source and prepare |
| function install_nova { |
| if is_service_enabled n-cpu && [[ -r $NOVA_PLUGINS/hypervisor-$VIRT_DRIVER ]]; then |
| install_nova_hypervisor |
| fi |
| |
| if is_service_enabled n-novnc; then |
| # a websockets/html5 or flash powered VNC console for vm instances |
| NOVNC_FROM_PACKAGE=`trueorfalse False $NOVNC_FROM_PACKAGE` |
| if [ "$NOVNC_FROM_PACKAGE" = "True" ]; then |
| NOVNC_WEB_DIR=/usr/share/novnc |
| install_package novnc |
| else |
| NOVNC_WEB_DIR=$DEST/noVNC |
| git_clone $NOVNC_REPO $NOVNC_WEB_DIR $NOVNC_BRANCH |
| fi |
| fi |
| |
| if is_service_enabled n-spice; then |
| # a websockets/html5 or flash powered SPICE console for vm instances |
| SPICE_FROM_PACKAGE=`trueorfalse True $SPICE_FROM_PACKAGE` |
| if [ "$SPICE_FROM_PACKAGE" = "True" ]; then |
| SPICE_WEB_DIR=/usr/share/spice-html5 |
| install_package spice-html5 |
| else |
| SPICE_WEB_DIR=$DEST/spice-html5 |
| git_clone $SPICE_REPO $SPICE_WEB_DIR $SPICE_BRANCH |
| fi |
| fi |
| |
| git_clone $NOVA_REPO $NOVA_DIR $NOVA_BRANCH |
| setup_develop $NOVA_DIR |
| sudo install -D -m 0644 -o $STACK_USER {$NOVA_DIR/tools/,/etc/bash_completion.d/}nova-manage.bash_completion |
| } |
| |
| # start_nova_api() - Start the API process ahead of other things |
| function start_nova_api { |
| # Get right service port for testing |
| local service_port=$NOVA_SERVICE_PORT |
| if is_service_enabled tls-proxy; then |
| service_port=$NOVA_SERVICE_PORT_INT |
| fi |
| |
| screen_it n-api "cd $NOVA_DIR && $NOVA_BIN_DIR/nova-api" |
| echo "Waiting for nova-api to start..." |
| if ! wait_for_service $SERVICE_TIMEOUT http://$SERVICE_HOST:$service_port; then |
| die $LINENO "nova-api did not start" |
| fi |
| |
| # Start proxies if enabled |
| if is_service_enabled tls-proxy; then |
| start_tls_proxy '*' $NOVA_SERVICE_PORT $NOVA_SERVICE_HOST $NOVA_SERVICE_PORT_INT & |
| fi |
| } |
| |
| # start_nova_compute() - Start the compute process |
| function start_nova_compute { |
| if is_service_enabled n-cell; then |
| local compute_cell_conf=$NOVA_CELLS_CONF |
| else |
| local compute_cell_conf=$NOVA_CONF |
| fi |
| |
| if [[ "$VIRT_DRIVER" = 'libvirt' ]]; then |
| # The group **$LIBVIRT_GROUP** is added to the current user in this script. |
| # Use 'sg' to execute nova-compute as a member of the **$LIBVIRT_GROUP** group. |
| screen_it n-cpu "cd $NOVA_DIR && sg $LIBVIRT_GROUP '$NOVA_BIN_DIR/nova-compute --config-file $compute_cell_conf'" |
| elif [[ "$VIRT_DRIVER" = 'fake' ]]; then |
| for i in `seq 1 $NUMBER_FAKE_NOVA_COMPUTE`; do |
| screen_it n-cpu "cd $NOVA_DIR && $NOVA_BIN_DIR/nova-compute --config-file $compute_cell_conf --config-file <(echo -e '[DEFAULT]\nhost=${HOSTNAME}${i}')" |
| done |
| else |
| if is_service_enabled n-cpu && [[ -r $NOVA_PLUGINS/hypervisor-$VIRT_DRIVER ]]; then |
| start_nova_hypervisor |
| fi |
| screen_it n-cpu "cd $NOVA_DIR && $NOVA_BIN_DIR/nova-compute --config-file $compute_cell_conf" |
| fi |
| } |
| |
| # start_nova() - Start running processes, including screen |
| function start_nova_rest { |
| local api_cell_conf=$NOVA_CONF |
| if is_service_enabled n-cell; then |
| local compute_cell_conf=$NOVA_CELLS_CONF |
| else |
| local compute_cell_conf=$NOVA_CONF |
| fi |
| |
| # ``screen_it`` checks ``is_service_enabled``, it is not needed here |
| screen_it n-cond "cd $NOVA_DIR && $NOVA_BIN_DIR/nova-conductor --config-file $compute_cell_conf" |
| screen_it n-cell-region "cd $NOVA_DIR && $NOVA_BIN_DIR/nova-cells --config-file $api_cell_conf" |
| screen_it n-cell-child "cd $NOVA_DIR && $NOVA_BIN_DIR/nova-cells --config-file $compute_cell_conf" |
| |
| screen_it n-crt "cd $NOVA_DIR && $NOVA_BIN_DIR/nova-cert --config-file $api_cell_conf" |
| screen_it n-net "cd $NOVA_DIR && $NOVA_BIN_DIR/nova-network --config-file $compute_cell_conf" |
| screen_it n-sch "cd $NOVA_DIR && $NOVA_BIN_DIR/nova-scheduler --config-file $compute_cell_conf" |
| screen_it n-api-meta "cd $NOVA_DIR && $NOVA_BIN_DIR/nova-api-metadata --config-file $compute_cell_conf" |
| |
| screen_it n-novnc "cd $NOVA_DIR && $NOVA_BIN_DIR/nova-novncproxy --config-file $api_cell_conf --web $NOVNC_WEB_DIR" |
| screen_it n-xvnc "cd $NOVA_DIR && $NOVA_BIN_DIR/nova-xvpvncproxy --config-file $api_cell_conf" |
| screen_it n-spice "cd $NOVA_DIR && $NOVA_BIN_DIR/nova-spicehtml5proxy --config-file $api_cell_conf --web $SPICE_WEB_DIR" |
| screen_it n-cauth "cd $NOVA_DIR && $NOVA_BIN_DIR/nova-consoleauth --config-file $api_cell_conf" |
| |
| # Starting the nova-objectstore only if swift3 service is not enabled. |
| # Swift will act as s3 objectstore. |
| is_service_enabled swift3 || \ |
| screen_it n-obj "cd $NOVA_DIR && $NOVA_BIN_DIR/nova-objectstore --config-file $api_cell_conf" |
| } |
| |
| function start_nova { |
| start_nova_compute |
| start_nova_rest |
| } |
| |
| function stop_nova_compute { |
| screen_stop n-cpu |
| if is_service_enabled n-cpu && [[ -r $NOVA_PLUGINS/hypervisor-$VIRT_DRIVER ]]; then |
| stop_nova_hypervisor |
| fi |
| } |
| |
| function stop_nova_rest { |
| # Kill the nova screen windows |
| # Some services are listed here twice since more than one instance |
| # of a service may be running in certain configs. |
| for serv in n-api n-crt n-net n-sch n-novnc n-xvnc n-cauth n-spice n-cond n-cell n-cell n-api-meta n-obj; do |
| screen_stop $serv |
| done |
| } |
| |
| # stop_nova() - Stop running processes (non-screen) |
| function stop_nova { |
| stop_nova_rest |
| stop_nova_compute |
| } |
| |
| |
| # Restore xtrace |
| $XTRACE |
| |
| # Tell emacs to use shell-script-mode |
| ## Local variables: |
| ## mode: shell-script |
| ## End: |