OpenStack Orchestration (Heat)
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#!/bin/bash
#
# lib/heat
# Install and start **Heat** service
# To enable, add the following to localrc
#
# ENABLED_SERVICES+=,heat,h-api,h-api-cfn,h-api-cw,h-eng
# Dependencies:
# (none)
# stack.sh
# ---------
# - install_heatclient
# - install_heat
# - configure_heatclient
# - configure_heat
# - _config_heat_apache_wsgi
# - init_heat
# - start_heat
# - stop_heat
# - cleanup_heat
# Save trace setting
_XTRACE_HEAT=$(set +o | grep xtrace)
set +o xtrace
# Defaults
# --------
# set up default directories
GITDIR["python-heatclient"]=$DEST/python-heatclient
# heat service
HEAT_REPO=${HEAT_REPO:-${GIT_BASE}/openstack/heat.git}
HEAT_BRANCH=${HEAT_BRANCH:-master}
# python heat client library
GITREPO["python-heatclient"]=${HEATCLIENT_REPO:-${GIT_BASE}/openstack/python-heatclient.git}
GITBRANCH["python-heatclient"]=${HEATCLIENT_BRANCH:-master}
# heat-cfntools server agent
HEAT_CFNTOOLS_REPO=${HEAT_CFNTOOLS_REPO:-${GIT_BASE}/openstack/heat-cfntools.git}
HEAT_CFNTOOLS_BRANCH=${HEAT_CFNTOOLS_BRANCH:-master}
# heat example templates and elements
HEAT_TEMPLATES_REPO=${HEAT_TEMPLATES_REPO:-${GIT_BASE}/openstack/heat-templates.git}
HEAT_TEMPLATES_BRANCH=${HEAT_TEMPLATES_BRANCH:-master}
# Toggle for deploying Heat-API under HTTPD + mod_wsgi
HEAT_USE_MOD_WSGI=${HEAT_USE_MOD_WSGI:-False}
HEAT_DIR=$DEST/heat
HEAT_CFNTOOLS_DIR=$DEST/heat-cfntools
HEAT_TEMPLATES_REPO_DIR=$DEST/heat-templates
OCC_DIR=$DEST/os-collect-config
DIB_UTILS_DIR=$DEST/dib-utils
ORC_DIR=$DEST/os-refresh-config
OAC_DIR=$DEST/os-apply-config
HEAT_PIP_REPO=$DATA_DIR/heat-pip-repo
HEAT_PIP_REPO_PORT=${HEAT_PIP_REPO_PORT:-8899}
HEAT_AUTH_CACHE_DIR=${HEAT_AUTH_CACHE_DIR:-/var/cache/heat}
HEAT_STANDALONE=$(trueorfalse False HEAT_STANDALONE)
HEAT_ENABLE_ADOPT_ABANDON=$(trueorfalse False HEAT_ENABLE_ADOPT_ABANDON)
HEAT_CONF_DIR=/etc/heat
HEAT_CONF=$HEAT_CONF_DIR/heat.conf
HEAT_ENV_DIR=$HEAT_CONF_DIR/environment.d
HEAT_TEMPLATES_DIR=$HEAT_CONF_DIR/templates
HEAT_API_HOST=${HEAT_API_HOST:-$HOST_IP}
HEAT_API_PORT=${HEAT_API_PORT:-8004}
HEAT_SERVICE_USER=${HEAT_SERVICE_USER:-heat}
HEAT_TRUSTEE_USER=${HEAT_TRUSTEE_USER:-$HEAT_SERVICE_USER}
HEAT_TRUSTEE_PASSWORD=${HEAT_TRUSTEE_PASSWORD:-$SERVICE_PASSWORD}
HEAT_TRUSTEE_DOMAIN=${HEAT_TRUSTEE_DOMAIN:-default}
# Support entry points installation of console scripts
HEAT_BIN_DIR=$(get_python_exec_prefix)
# other default options
if [[ "$HEAT_STANDALONE" = "True" ]]; then
# for standalone, use defaults which require no service user
HEAT_STACK_DOMAIN=$(trueorfalse False HEAT_STACK_DOMAIN)
HEAT_DEFERRED_AUTH=${HEAT_DEFERRED_AUTH:-password}
if [[ ${HEAT_DEFERRED_AUTH} != "password" ]]; then
# Heat does not support keystone trusts when deployed in
# standalone mode
die $LINENO \
'HEAT_DEFERRED_AUTH can only be set to "password" when HEAT_STANDALONE is True.'
fi
else
HEAT_STACK_DOMAIN=$(trueorfalse True HEAT_STACK_DOMAIN)
HEAT_DEFERRED_AUTH=${HEAT_DEFERRED_AUTH:-}
fi
HEAT_PLUGIN_DIR=${HEAT_PLUGIN_DIR:-$DATA_DIR/heat/plugins}
ENABLE_HEAT_PLUGINS=${ENABLE_HEAT_PLUGINS:-}
# Functions
# ---------
# Test if any Heat services are enabled
# is_heat_enabled
function is_heat_enabled {
[[ ,${ENABLED_SERVICES} =~ ,"h-" ]] && return 0
return 1
}
# cleanup_heat() - Remove residual data files, anything left over from previous
# runs that a clean run would need to clean up
function cleanup_heat {
sudo rm -rf $HEAT_AUTH_CACHE_DIR
sudo rm -rf $HEAT_ENV_DIR
sudo rm -rf $HEAT_TEMPLATES_DIR
sudo rm -rf $HEAT_CONF_DIR
}
# configure_heat() - Set config files, create data dirs, etc
function configure_heat {
sudo install -d -o $STACK_USER $HEAT_CONF_DIR
# remove old config files
rm -f $HEAT_CONF_DIR/heat-*.conf
HEAT_API_CFN_HOST=${HEAT_API_CFN_HOST:-$HOST_IP}
HEAT_API_CFN_PORT=${HEAT_API_CFN_PORT:-8000}
HEAT_ENGINE_HOST=${HEAT_ENGINE_HOST:-$SERVICE_HOST}
HEAT_ENGINE_PORT=${HEAT_ENGINE_PORT:-8001}
HEAT_API_CW_HOST=${HEAT_API_CW_HOST:-$HOST_IP}
HEAT_API_CW_PORT=${HEAT_API_CW_PORT:-8003}
HEAT_API_PASTE_FILE=$HEAT_CONF_DIR/api-paste.ini
HEAT_POLICY_FILE=$HEAT_CONF_DIR/policy.json
cp $HEAT_DIR/etc/heat/api-paste.ini $HEAT_API_PASTE_FILE
cp $HEAT_DIR/etc/heat/policy.json $HEAT_POLICY_FILE
# common options
iniset_rpc_backend heat $HEAT_CONF
iniset $HEAT_CONF DEFAULT heat_metadata_server_url http://$HEAT_API_CFN_HOST:$HEAT_API_CFN_PORT
iniset $HEAT_CONF DEFAULT heat_waitcondition_server_url http://$HEAT_API_CFN_HOST:$HEAT_API_CFN_PORT/v1/waitcondition
iniset $HEAT_CONF DEFAULT heat_watch_server_url http://$HEAT_API_CW_HOST:$HEAT_API_CW_PORT
iniset $HEAT_CONF database connection `database_connection_url heat`
iniset $HEAT_CONF DEFAULT auth_encryption_key $(generate_hex_string 16)
iniset $HEAT_CONF DEFAULT region_name_for_services "$REGION_NAME"
# logging
iniset $HEAT_CONF DEFAULT debug $ENABLE_DEBUG_LOG_LEVEL
iniset $HEAT_CONF DEFAULT use_syslog $SYSLOG
if [ "$LOG_COLOR" == "True" ] && [ "$SYSLOG" == "False" ] && [ "$HEAT_USE_MOD_WSGI" == "False" ] ; then
# Add color to logging output
setup_colorized_logging $HEAT_CONF DEFAULT tenant user
fi
if [ ! -z "$HEAT_DEFERRED_AUTH" ]; then
iniset $HEAT_CONF DEFAULT deferred_auth_method $HEAT_DEFERRED_AUTH
fi
if [ "$HEAT_USE_MOD_WSGI" == "True" ]; then
_config_heat_apache_wsgi
fi
if [[ "$HEAT_STANDALONE" = "True" ]]; then
iniset $HEAT_CONF paste_deploy flavor standalone
iniset $HEAT_CONF clients_heat url "http://$HEAT_API_HOST:$HEAT_API_PORT/v1/%(tenant_id)s"
else
configure_auth_token_middleware $HEAT_CONF heat $HEAT_AUTH_CACHE_DIR
fi
# If HEAT_DEFERRED_AUTH is unset or explicitly set to trusts, configure
# the section for the client plugin associated with the trustee
if [ -z "$HEAT_DEFERRED_AUTH" -o "trusts" == "$HEAT_DEFERRED_AUTH" ]; then
iniset $HEAT_CONF trustee auth_type password
iniset $HEAT_CONF trustee auth_url $KEYSTONE_AUTH_URI
iniset $HEAT_CONF trustee username $HEAT_TRUSTEE_USER
iniset $HEAT_CONF trustee password $HEAT_TRUSTEE_PASSWORD
iniset $HEAT_CONF trustee user_domain_id $HEAT_TRUSTEE_DOMAIN
fi
# clients_keystone
iniset $HEAT_CONF clients_keystone auth_uri $KEYSTONE_AUTH_URI
# OpenStack API
iniset $HEAT_CONF heat_api bind_port $HEAT_API_PORT
iniset $HEAT_CONF heat_api workers "$API_WORKERS"
# Cloudformation API
iniset $HEAT_CONF heat_api_cfn bind_port $HEAT_API_CFN_PORT
# Cloudwatch API
iniset $HEAT_CONF heat_api_cloudwatch bind_port $HEAT_API_CW_PORT
if is_ssl_enabled_service "key" || is_service_enabled tls-proxy; then
iniset $HEAT_CONF clients_keystone ca_file $SSL_BUNDLE_FILE
fi
if is_ssl_enabled_service "nova" || is_service_enabled tls-proxy; then
iniset $HEAT_CONF clients_nova ca_file $SSL_BUNDLE_FILE
fi
if is_ssl_enabled_service "cinder" || is_service_enabled tls-proxy; then
iniset $HEAT_CONF clients_cinder ca_file $SSL_BUNDLE_FILE
fi
if [[ "$HEAT_ENABLE_ADOPT_ABANDON" = "True" ]]; then
iniset $HEAT_CONF DEFAULT enable_stack_adopt true
iniset $HEAT_CONF DEFAULT enable_stack_abandon true
fi
iniset $HEAT_CONF cache enabled "True"
iniset $HEAT_CONF cache backend "dogpile.cache.memory"
if ! is_service_enabled c-bak; then
iniset $HEAT_CONF volumes backups_enabled false
fi
sudo install -d -o $STACK_USER $HEAT_ENV_DIR $HEAT_TEMPLATES_DIR
# copy the default environment
cp $HEAT_DIR/etc/heat/environment.d/* $HEAT_ENV_DIR/
# copy the default templates
cp $HEAT_DIR/etc/heat/templates/* $HEAT_TEMPLATES_DIR/
# Enable heat plugins.
# NOTE(nic): The symlink nonsense is necessary because when
# plugins are installed in "developer mode", the final component
# of their target directory is always "resources", which confuses
# Heat's plugin loader into believing that all plugins are named
# "resources", and therefore are all the same plugin; so it
# will only load one of them. Linking them all to a common
# location with unique names avoids that type of collision,
# while still allowing the plugins to be edited in-tree.
local err_count=0
if [ -n "$ENABLE_HEAT_PLUGINS" ]; then
mkdir -p $HEAT_PLUGIN_DIR
# Clean up cruft from any previous runs
rm -f $HEAT_PLUGIN_DIR/*
iniset $HEAT_CONF DEFAULT plugin_dirs $HEAT_PLUGIN_DIR
fi
for heat_plugin in $ENABLE_HEAT_PLUGINS; do
if [ -d $HEAT_DIR/contrib/$heat_plugin ]; then
setup_package $HEAT_DIR/contrib/$heat_plugin -e
ln -s $HEAT_DIR/contrib/$heat_plugin/$heat_plugin/resources $HEAT_PLUGIN_DIR/$heat_plugin
else
: # clear retval on the test so that we can roll up errors
err $LINENO "Requested Heat plugin(${heat_plugin}) not found."
err_count=$(($err_count + 1))
fi
done
[ $err_count -eq 0 ] || die $LINENO "$err_count of the requested Heat plugins could not be installed."
}
# init_heat() - Initialize database
function init_heat {
# (re)create heat database
recreate_database heat
$HEAT_BIN_DIR/heat-manage db_sync
create_heat_cache_dir
}
# create_heat_cache_dir() - Part of the init_heat() process
function create_heat_cache_dir {
# Create cache dirs
sudo install -d -o $STACK_USER $HEAT_AUTH_CACHE_DIR
}
# install_heatclient() - Collect source and prepare
function install_heatclient {
if use_library_from_git "python-heatclient"; then
git_clone_by_name "python-heatclient"
setup_dev_lib "python-heatclient"
sudo install -D -m 0644 -o $STACK_USER {${GITDIR["python-heatclient"]}/tools/,/etc/bash_completion.d/}heat.bash_completion
fi
}
# install_heat() - Collect source and prepare
function install_heat {
git_clone $HEAT_REPO $HEAT_DIR $HEAT_BRANCH
setup_develop $HEAT_DIR
if [ "$HEAT_USE_MOD_WSGI" == "True" ]; then
install_apache_wsgi
fi
}
# install_heat_other() - Collect source and prepare
function install_heat_other {
git_clone $HEAT_CFNTOOLS_REPO $HEAT_CFNTOOLS_DIR $HEAT_CFNTOOLS_BRANCH
git_clone $HEAT_TEMPLATES_REPO $HEAT_TEMPLATES_REPO_DIR $HEAT_TEMPLATES_BRANCH
git_clone $OAC_REPO $OAC_DIR $OAC_BRANCH
git_clone $OCC_REPO $OCC_DIR $OCC_BRANCH
git_clone $ORC_REPO $ORC_DIR $ORC_BRANCH
git_clone $DIB_UTILS_REPO $DIB_UTILS_DIR $DIB_UTILS_BRANCH
}
# start_heat() - Start running processes, including screen
function start_heat {
run_process h-eng "$HEAT_BIN_DIR/heat-engine --config-file=$HEAT_CONF"
# If the site is not enabled then we are in a grenade scenario
local enabled_site_file
enabled_site_file=$(apache_site_config_for heat-api)
if [ -f ${enabled_site_file} ] && [ "$HEAT_USE_MOD_WSGI" == "True" ]; then
enable_apache_site heat-api
enable_apache_site heat-api-cfn
enable_apache_site heat-api-cloudwatch
restart_apache_server
tail_log heat-api /var/log/$APACHE_NAME/heat-api.log
tail_log heat-api-cfn /var/log/$APACHE_NAME/heat-api-cfn.log
tail_log heat-api-cloudwatch /var/log/$APACHE_NAME/heat-api-cloudwatch.log
else
run_process h-api "$HEAT_BIN_DIR/heat-api --config-file=$HEAT_CONF"
run_process h-api-cfn "$HEAT_BIN_DIR/heat-api-cfn --config-file=$HEAT_CONF"
run_process h-api-cw "$HEAT_BIN_DIR/heat-api-cloudwatch --config-file=$HEAT_CONF"
fi
}
# stop_heat() - Stop running processes
function stop_heat {
# Kill the screen windows
stop_process h-eng
if [ "$HEAT_USE_MOD_WSGI" == "True" ]; then
disable_apache_site heat-api
disable_apache_site heat-api-cfn
disable_apache_site heat-api-cloudwatch
restart_apache_server
else
local serv
for serv in h-api h-api-cfn h-api-cw; do
stop_process $serv
done
fi
}
# _cleanup_heat_apache_wsgi() - Remove wsgi files, disable and remove apache vhost file
function _cleanup_heat_apache_wsgi {
sudo rm -f $(apache_site_config_for heat-api)
sudo rm -f $(apache_site_config_for heat-api-cfn)
sudo rm -f $(apache_site_config_for heat-api-cloudwatch)
}
# _config_heat_apache_wsgi() - Set WSGI config files of Heat
function _config_heat_apache_wsgi {
local heat_apache_conf
heat_apache_conf=$(apache_site_config_for heat-api)
local heat_cfn_apache_conf
heat_cfn_apache_conf=$(apache_site_config_for heat-api-cfn)
local heat_cloudwatch_apache_conf
heat_cloudwatch_apache_conf=$(apache_site_config_for heat-api-cloudwatch)
local heat_ssl=""
local heat_certfile=""
local heat_keyfile=""
local heat_api_port=$HEAT_API_PORT
local heat_cfn_api_port=$HEAT_API_CFN_PORT
local heat_cw_api_port=$HEAT_API_CW_PORT
local venv_path=""
sudo cp $FILES/apache-heat-api.template $heat_apache_conf
sudo sed -e "
s|%PUBLICPORT%|$heat_api_port|g;
s|%APACHE_NAME%|$APACHE_NAME|g;
s|%HEAT_BIN_DIR%|$HEAT_BIN_DIR|g;
s|%SSLENGINE%|$heat_ssl|g;
s|%SSLCERTFILE%|$heat_certfile|g;
s|%SSLKEYFILE%|$heat_keyfile|g;
s|%USER%|$STACK_USER|g;
s|%VIRTUALENV%|$venv_path|g
" -i $heat_apache_conf
sudo cp $FILES/apache-heat-api-cfn.template $heat_cfn_apache_conf
sudo sed -e "
s|%PUBLICPORT%|$heat_cfn_api_port|g;
s|%APACHE_NAME%|$APACHE_NAME|g;
s|%HEAT_BIN_DIR%|$HEAT_BIN_DIR|g;
s|%SSLENGINE%|$heat_ssl|g;
s|%SSLCERTFILE%|$heat_certfile|g;
s|%SSLKEYFILE%|$heat_keyfile|g;
s|%USER%|$STACK_USER|g;
s|%VIRTUALENV%|$venv_path|g
" -i $heat_cfn_apache_conf
sudo cp $FILES/apache-heat-api-cloudwatch.template $heat_cloudwatch_apache_conf
sudo sed -e "
s|%PUBLICPORT%|$heat_cw_api_port|g;
s|%APACHE_NAME%|$APACHE_NAME|g;
s|%HEAT_BIN_DIR%|$HEAT_BIN_DIR|g;
s|%SSLENGINE%|$heat_ssl|g;
s|%SSLCERTFILE%|$heat_certfile|g;
s|%SSLKEYFILE%|$heat_keyfile|g;
s|%USER%|$STACK_USER|g;
s|%VIRTUALENV%|$venv_path|g
" -i $heat_cloudwatch_apache_conf
}
# create_heat_accounts() - Set up common required heat accounts
function create_heat_accounts {
if [[ "$HEAT_STANDALONE" != "True" ]]; then
create_service_user "heat" "admin"
get_or_create_service "heat" "orchestration" "Heat Orchestration Service"
get_or_create_endpoint \
"orchestration" \
"$REGION_NAME" \
"$SERVICE_PROTOCOL://$HEAT_API_HOST:$HEAT_API_PORT/v1/\$(project_id)s" \
"$SERVICE_PROTOCOL://$HEAT_API_HOST:$HEAT_API_PORT/v1/\$(project_id)s" \
"$SERVICE_PROTOCOL://$HEAT_API_HOST:$HEAT_API_PORT/v1/\$(project_id)s"
get_or_create_service "heat-cfn" "cloudformation" "Heat CloudFormation Service"
get_or_create_endpoint \
"cloudformation" \
"$REGION_NAME" \
"$SERVICE_PROTOCOL://$HEAT_API_CFN_HOST:$HEAT_API_CFN_PORT/v1" \
"$SERVICE_PROTOCOL://$HEAT_API_CFN_HOST:$HEAT_API_CFN_PORT/v1" \
"$SERVICE_PROTOCOL://$HEAT_API_CFN_HOST:$HEAT_API_CFN_PORT/v1"
# heat_stack_user role is for users created by Heat
get_or_create_role "heat_stack_user"
fi
if [[ "$HEAT_STACK_DOMAIN" == "True" ]]; then
# domain -> heat and user -> heat_domain_admin
domain_id=$(get_or_create_domain heat 'Owns users and projects created by heat')
iniset $HEAT_CONF DEFAULT stack_user_domain_id ${domain_id}
get_or_create_user heat_domain_admin $SERVICE_PASSWORD heat
get_or_add_user_domain_role admin heat_domain_admin heat
iniset $HEAT_CONF DEFAULT stack_domain_admin heat_domain_admin
iniset $HEAT_CONF DEFAULT stack_domain_admin_password $SERVICE_PASSWORD
fi
}
# build_heat_pip_mirror() - Build a pip mirror containing heat agent projects
function build_heat_pip_mirror {
local project_dirs="$OCC_DIR $OAC_DIR $ORC_DIR $HEAT_CFNTOOLS_DIR $DIB_UTILS_DIR"
local projpath proj package
rm -rf $HEAT_PIP_REPO
mkdir -p $HEAT_PIP_REPO
echo "<html><body>" > $HEAT_PIP_REPO/index.html
for projpath in $project_dirs; do
proj=$(basename $projpath)
mkdir -p $HEAT_PIP_REPO/$proj
pushd $projpath
rm -rf dist
python setup.py sdist
pushd dist
package=$(ls *)
mv $package $HEAT_PIP_REPO/$proj/$package
popd
echo "<html><body><a href=\"$package\">$package</a></body></html>" > $HEAT_PIP_REPO/$proj/index.html
echo "<a href=\"$proj\">$proj</a><br/>" >> $HEAT_PIP_REPO/index.html
popd
done
echo "</body></html>" >> $HEAT_PIP_REPO/index.html
local heat_pip_repo_apache_conf
heat_pip_repo_apache_conf=$(apache_site_config_for heat_pip_repo)
sudo cp $FILES/apache-heat-pip-repo.template $heat_pip_repo_apache_conf
sudo sed -e "
s|%HEAT_PIP_REPO%|$HEAT_PIP_REPO|g;
s|%HEAT_PIP_REPO_PORT%|$HEAT_PIP_REPO_PORT|g;
s|%APACHE_NAME%|$APACHE_NAME|g;
" -i $heat_pip_repo_apache_conf
enable_apache_site heat_pip_repo
restart_apache_server
sudo iptables -I INPUT -d $HOST_IP -p tcp --dport $HEAT_PIP_REPO_PORT -j ACCEPT || true
}
# Restore xtrace
$_XTRACE_HEAT
# Tell emacs to use shell-script-mode
## Local variables:
## mode: shell-script
## End: