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start.sh
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start.sh
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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.
scripts_dir='/opt/nifi/scripts'
[ -f "${scripts_dir}/common.sh" ] && . "${scripts_dir}/common.sh"
# Override JVM memory settings
if [ ! -z "${NIFI_JVM_HEAP_INIT}" ]; then
prop_replace 'java.arg.2' "-Xms${NIFI_JVM_HEAP_INIT}" ${nifi_bootstrap_file}
fi
if [ ! -z "${NIFI_JVM_HEAP_MAX}" ]; then
prop_replace 'java.arg.3' "-Xmx${NIFI_JVM_HEAP_MAX}" ${nifi_bootstrap_file}
fi
if [ ! -z "${NIFI_JVM_DEBUGGER}" ]; then
uncomment "java.arg.debug" ${nifi_bootstrap_file}
fi
# Establish baseline properties
prop_replace 'nifi.web.https.port' "${NIFI_WEB_HTTPS_PORT:-8443}"
prop_replace 'nifi.web.https.host' "${NIFI_WEB_HTTPS_HOST:-$HOSTNAME}"
prop_replace 'nifi.web.proxy.host' "${NIFI_WEB_PROXY_HOST}"
prop_replace 'nifi.remote.input.host' "${NIFI_REMOTE_INPUT_HOST:-$HOSTNAME}"
prop_replace 'nifi.remote.input.socket.port' "${NIFI_REMOTE_INPUT_SOCKET_PORT:-10000}"
prop_replace 'nifi.remote.input.secure' 'true'
prop_replace 'nifi.cluster.protocol.is.secure' 'true'
# Set nifi-toolkit properties files and baseUrl
"${scripts_dir}/toolkit.sh"
prop_replace 'baseUrl' "https://${NIFI_WEB_HTTPS_HOST:-$HOSTNAME}:${NIFI_WEB_HTTPS_PORT:-8443}" ${nifi_toolkit_props_file}
prop_replace 'keystore' "${NIFI_HOME}/conf/keystore.p12" ${nifi_toolkit_props_file}
prop_replace 'keystoreType' "PKCS12" ${nifi_toolkit_props_file}
prop_replace 'truststore' "${NIFI_HOME}/conf/truststore.p12" ${nifi_toolkit_props_file}
prop_replace 'truststoreType' "PKCS12" ${nifi_toolkit_props_file}
if [ -n "${NIFI_WEB_HTTP_PORT}" ]; then
prop_replace 'nifi.web.https.port' ''
prop_replace 'nifi.web.https.host' ''
prop_replace 'nifi.web.http.port' "${NIFI_WEB_HTTP_PORT}"
prop_replace 'nifi.web.http.host' "${NIFI_WEB_HTTP_HOST:-$HOSTNAME}"
prop_replace 'nifi.remote.input.secure' 'false'
prop_replace 'nifi.cluster.protocol.is.secure' 'false'
prop_replace 'nifi.security.keystore' ''
prop_replace 'nifi.security.keystoreType' ''
prop_replace 'nifi.security.truststore' ''
prop_replace 'nifi.security.truststoreType' ''
prop_replace 'nifi.security.user.login.identity.provider' ''
prop_replace 'keystore' '' ${nifi_toolkit_props_file}
prop_replace 'keystoreType' '' ${nifi_toolkit_props_file}
prop_replace 'truststore' '' ${nifi_toolkit_props_file}
prop_replace 'truststoreType' '' ${nifi_toolkit_props_file}
prop_replace 'baseUrl' "http://${NIFI_WEB_HTTP_HOST:-$HOSTNAME}:${NIFI_WEB_HTTP_PORT}" ${nifi_toolkit_props_file}
if [ -n "${NIFI_WEB_PROXY_HOST}" ]; then
echo 'NIFI_WEB_PROXY_HOST was set but NiFi is not configured to run in a secure mode. Unsetting nifi.web.proxy.host.'
prop_replace 'nifi.web.proxy.host' ''
fi
else
if [ -z "${NIFI_WEB_PROXY_HOST}" ]; then
echo 'NIFI_WEB_PROXY_HOST was not set but NiFi is configured to run in a secure mode. The NiFi UI may be inaccessible if using port mapping or connecting through a proxy.'
fi
fi
prop_replace 'nifi.variable.registry.properties' "${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' "${NIFI_WEB_PROXY_CONTEXT_PATH:-}"
# Set analytics properties
prop_replace 'nifi.analytics.predict.enabled' "${NIFI_ANALYTICS_PREDICT_ENABLED:-false}"
prop_replace 'nifi.analytics.predict.interval' "${NIFI_ANALYTICS_PREDICT_INTERVAL:-3 mins}"
prop_replace 'nifi.analytics.query.interval' "${NIFI_ANALYTICS_QUERY_INTERVAL:-5 mins}"
prop_replace 'nifi.analytics.connection.model.implementation' "${NIFI_ANALYTICS_MODEL_IMPLEMENTATION:-org.apache.nifi.controller.status.analytics.models.OrdinaryLeastSquares}"
prop_replace 'nifi.analytics.connection.model.score.name' "${NIFI_ANALYTICS_MODEL_SCORE_NAME:-rSquared}"
prop_replace 'nifi.analytics.connection.model.score.threshold' "${NIFI_ANALYTICS_MODEL_SCORE_THRESHOLD:-.90}"
if [ -n "${NIFI_SENSITIVE_PROPS_KEY}" ]; then
prop_replace 'nifi.sensitive.props.key' "${NIFI_SENSITIVE_PROPS_KEY}"
fi
if [ -n "${SINGLE_USER_CREDENTIALS_USERNAME}" ] && [ -n "${SINGLE_USER_CREDENTIALS_PASSWORD}" ]; then
${NIFI_HOME}/bin/nifi.sh set-single-user-credentials "${SINGLE_USER_CREDENTIALS_USERNAME}" "${SINGLE_USER_CREDENTIALS_PASSWORD}"
fi
. "${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
export NIFI_SECURITY_USER_LOGIN_IDENTITY_PROVIDER="ldap-provider"
. "${scripts_dir}/secure.sh"
. "${scripts_dir}/update_login_providers.sh"
;;
esac
# Continuously provide logs so that 'docker logs' can produce them
"${NIFI_HOME}/bin/nifi.sh" run &
nifi_pid="$!"
tail -F --pid=${nifi_pid} "${NIFI_HOME}/logs/nifi-app.log" &
trap 'echo Received trapped signal, beginning shutdown...;./bin/nifi.sh stop;exit 0;' TERM HUP INT;
trap ":" EXIT
echo NiFi running with PID ${nifi_pid}.
wait ${nifi_pid}