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#!/bin/sh -e
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You 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.
#
# Modifications to the original nifi code for the ONAP project are made
# available under the Apache License, Version 2.0
#
scripts_dir='/opt/nifi/scripts'
[ -f "${scripts_dir}/common.sh" ] && . "${scripts_dir}/common.sh"
# Establish baseline properties
prop_replace 'nifi.web.http.port' "${NIFI_WEB_HTTP_PORT:-8080}"
prop_replace 'nifi.web.http.host' "${NIFI_WEB_HTTP_HOST:-$HOSTNAME}"
prop_replace 'nifi.remote.input.host' "${NIFI_REMOTE_INPUT_HOST:-$HOSTNAME}"
prop_replace 'nifi.remote.input.socket.port' "${NIFI_REMOTE_INPUT_SOCKET_PORT:-10000}"
prop_replace 'nifi.remote.input.secure' 'false'
# Set nifi-toolkit properties files and baseUrl
"${scripts_dir}/toolkit.sh"
prop_replace 'baseUrl' "http://${NIFI_WEB_HTTP_HOST:-$HOSTNAME}:${NIFI_WEB_HTTP_PORT:-8080}" ${nifi_toolkit_props_file}
prop_replace 'nifi.variable.registry.properties' "${NIFI_VARIABLE_REGISTRY_PROPERTIES:-}"
prop_replace 'nifi.cluster.is.node' "${NIFI_CLUSTER_IS_NODE:-false}"
prop_replace 'nifi.cluster.node.address' "${NIFI_CLUSTER_ADDRESS:-$HOSTNAME}"
prop_replace 'nifi.cluster.node.protocol.port' "${NIFI_CLUSTER_NODE_PROTOCOL_PORT:-}"
prop_replace 'nifi.cluster.node.protocol.threads' "${NIFI_CLUSTER_NODE_PROTOCOL_THREADS:-10}"
prop_replace 'nifi.cluster.node.protocol.max.threads' "${NIFI_CLUSTER_NODE_PROTOCOL_MAX_THREADS:-50}"
prop_replace 'nifi.zookeeper.connect.string' "${NIFI_ZK_CONNECT_STRING:-}"
prop_replace 'nifi.zookeeper.root.node' "${NIFI_ZK_ROOT_NODE:-/nifi}"
prop_replace 'nifi.cluster.flow.election.max.wait.time' "${NIFI_ELECTION_MAX_WAIT:-5 mins}"
prop_replace 'nifi.cluster.flow.election.max.candidates' "${NIFI_ELECTION_MAX_CANDIDATES:-}"
prop_replace 'nifi.web.proxy.context.path' "${NIFI_WEB_PROXY_CONTEXT_PATH:-}"
# REVIEW: Could not figure out how the nifi.properties file gets generated so
# replace value conditionally if the property name exists otherwise append
if grep -q 'nifi.dcae.jars.index.url' $nifi_props_file
then
prop_replace 'nifi.dcae.jars.index.url' "${NIFI_DCAE_JARS_INDEX_URL:-http://genprocessor-http/nifi-jars/}"
else
prop_append 'nifi.dcae.jars.index.url' "${NIFI_DCAE_JARS_INDEX_URL:-http://genprocessor-http/nifi-jars/}"
fi
if grep -q 'nifi.ui.dcae.distibutor.api.url' $nifi_props_file
then
prop_replace 'nifi.ui.dcae.distibutor.api.url' "${NIFI_DCAE_DISTRIBUTOR_API_URL:-http://distributor-api}"
else
prop_append 'nifi.ui.dcae.distibutor.api.url' "${NIFI_DCAE_DISTRIBUTOR_API_URL:-http://distributor-api}"
fi
. "${scripts_dir}/update_cluster_state_management.sh"
# Check if we are secured or unsecured
case ${AUTH} in
tls)
echo 'Enabling Two-Way SSL user authentication'
. "${scripts_dir}/secure.sh"
;;
ldap)
echo 'Enabling LDAP user authentication'
# Reference ldap-provider in properties
prop_replace 'nifi.security.user.login.identity.provider' 'ldap-provider'
. "${scripts_dir}/secure.sh"
. "${scripts_dir}/update_login_providers.sh"
;;
*)
if [ ! -z "${NIFI_WEB_PROXY_HOST}" ]; then
echo 'NIFI_WEB_PROXY_HOST was set but NiFi is not configured to run in a secure mode. Will not update nifi.web.proxy.host.'
fi
;;
esac
# Continuously provide logs so that 'docker logs' can produce them
tail -F "${NIFI_HOME}/logs/nifi-app.log" &
"${NIFI_HOME}/bin/nifi.sh" run &
nifi_pid="$!"
trap "echo Received trapped signal, beginning shutdown...;" KILL TERM HUP INT EXIT;
echo NiFi running with PID ${nifi_pid}.
wait ${nifi_pid}
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