Starting the Nifi Docker container by retrieving parameters from Vault

Learn about how to start the Nifi Docker container by specifying CONFIGURE_MODE=Vault.

Mandatory environment variables

These are the mandatory environment variables that you must specify to configure the Nifi Docker container to retrieve additional parameters from Vault.
Environment variable name Description Comments
TENANT The name of the group that contains your set of environments. For example, MyCompany. Container environment variable. This can be specified in the values.yaml configuration file under common.tenant.
ENVIRONMENT The name of the environment. For example, Non-production. Container environment variable. This can be specified in the values.yaml configuration file under common.environmentName.
VAULT_TOKEN The Vault token to use to connect to Vault and request certification from Vault PKI. Container environment variable. This can be specified in the values.yaml configuration file under common.vaultToken.
VAULT_URL The Vault URL to use to connect to Vault and request certification from Vault PKI. Container environment variable. This can be specified in the values.yaml configuration file under common.vaultUrl.
CONFIGURE_MODE The configure mode.
Accepted values are:
  • Vault for Vault configuration.
  • EnvVariables for environment variables configuration.
Set this value to Vault to use Vault configuration, and the configurations present within this reference.
 Container environment variable. This can be specified in the values.yaml configuration file under common.configureMode.

Mandatory Vault configuration variables

These are the mandatory Vault key values that you must specify within Vault to configure the Nifi Docker container to use the Vault configuration mode.

Vault path Description Reference Environment Variable
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/${ENVTYPE}/dbHost The database host name for the environment. ${ENVTYPE}_DBHOST
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/${ENVTYPE}/dbPort The database port number. ${ENVTYPE}_DBPORT
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/${ENVTYPE}/dbUser The HCL Commerce database user name. ${ENVTYPE}_DBUSER
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/${ENVTYPE}/dbPassword The HCL Commerce database user password. ${ENVTYPE}_DBPASS
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/${ENVTYPE}/dbName The database name. ${ENVTYPE}_DBNAME
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/${ENVTYPE}/spiUserName
HCL Commerce Version 9.1.7.0 or laterNote: This value is optional as of HCL Commerce 9.1.7.0.
 The spiuser user name.

HCL Commerce Version 9.1.7.0 or laterIf the value is not defined, then spiuser is used.

 SPIUSER_NAME
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/${ENVTYPE}/adminSpiUserPwd The plain text spiuser user password.

The ADMIN_SPIUSER_PWD must be the same value as SPIUSER_PWD but kept as plain text.

To set the password in your custom Docker containers, see Setting the spiuser password in your Docker images.

 ADMIN_SPIUSER_PWD
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/elasticSearchHost Specify an elasticSearchHost value. ELASTICSEARCH_HOST
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/elasticSearchPort Specify a value if you want to set an elasticSearchPort value, instead of using the default value. ELASTICSEARCH_PORT
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/zookeeperHost Specify a value if you want to set a zookeeperHost value, instead of using the default value. ZOOKEEPER_HOST
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/redisHost Specify the Redis hostname that NiFi will connect to for event messages. REDIS_HOST

Optional Vault configuration variables

These are the optional Vault key values that you can specify within Vault to configure the NiFi Docker container when used with the Vault configuration mode.

Vault path Description Reference Environment Variable
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/domainName Specify the internal service domain name. If the deployed environment is on a special namespace on Kubernetes, then the domain name should be .svc.cluster.local.

If no value is specified, then the default, default.svc.cluster.local, is used.

 DOMAIN_NAME
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/${ENVTYPE}/dbType The database type.
Accepted values are:
  • db2 for IBM Db2 Database.
  • oracle for Oracle Database.
The default value is db2.
 ${ENVTYPE}_DBTYPE
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/${ENVTYPE}/dbSchema The database schema. ${ENVTYPE}_DB_SCHEMA
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/${ENVTYPE}/dbSSLEnable Specify whether the database connection uses SSL.
Accepted values are:
  • true for an SSL connection.
  • false for an unencrypted connection.
The default value is false.
Note: You can also specify datasource credentials through the start up command if you do not want to retrieve the datasource values from Vault.
 ${ENVTYPE}_DB_SSLENABLE
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/${ENVTYPE}/dbSSLEnable Specify whether the database connection uses SSL.
Accepted values are:
  • true for an SSL connection.
  • false for an unencrypted connection.
The default value is false.
Note: You can also specify datasource credentials through the start up command if you do not want to retrieve the datasource values from Vault.
 DB_SSLENABLE
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/${ENVTYPE}/jdbcUrl Specify the database connection URL.
The URL is constructed based on the database type and whether or not SSL is enabled.DB2
  • With SSL: {ENVTYPE}_JDBC_URL="jdbc:db2://${ENVTYPE}_DBHOST}:{ENVTYPE}_DBPORT/{ENVTYPE}_DBNAME}:sslConnection=true;"
  • Without SSL: {ENVTYPE}_JDBC_URL="jdbc:db2://${ENVTYPE}_DBHOST}:{ENVTYPE}_DBPORT/{ENVTYPE}_DBNAME}
Oracle
  • With SSL: {ENVTYPE}_JDBC_URL=jdbc:oracle:thin:@(DESCRIPTION=(ADDRESS=(PROTOCOL=tcps)(HOST={ENVTYPE}_DBHOST)(PORT={ENVTYPE}_DBPORT))(CONNECT_DATA=(SERVICE_NAME={ENVTYPE}_DBNAME)))
  • Without SSL:ENVTYPE_JDBC_URL="jdbc:oracle:thin:@"{ENVTYPE}_DBHOST:{ENVTYPE}_DBPORT/{ENVTYPE}_DBNAME
 ${ENVTYPE}_JDBC_URL
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/${ENVTYPE}/jdbcDriver Specify a value if you want to change the default database driver location for NiFi.
The default values are:
  • DB2/opt/nifi/nifi-current/lib/db2jcc4.jar
  • Oracle/opt/nifi/nifi-current/lib/ojdbc8.jar
 ${ENVTYPE}_JDBC_DRIVER_LOCATION
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/${ENVTYPE}/jdbcDriverClass Specify a value if you want to change the default database driver class for NiFi.
The default values are:
  • DB2com.ibm.db2.jcc.DB2Driver
  • Oracleoracle.jdbc.driver.OracleDriver
 ${ENVTYPE}_JDBC_DRIVER_CLASSNAME
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/elasticSearchPort Specify a value if you want to set an elasticSearchPort value, instead of using the default value. ELASTICSEARCH_PORT
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/elasticSearchScheme Specify a value if you want to set an elasticSearchScheme value, instead of using the default value. ELASTICSEARCH_SCHEME
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/${ENVTYPE}/elasticSearchShardCount Specify the number of shards to store the indexes for that environment, within the Elasticsearch service. The default value is 1.
  • AUTH_ELASTICSEARCH_SHARD_COUNT
  • LIVE_ELASTICSEARCH_SHARD_COUNT
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/${ENVTYPE}/elasticSearchReplicaCount Specify the number of replicas for indexes for that environment, within the Elasticsearch service. The default value is 0.
  • AUTH_ELASTICSEARCH_REPLICA_COUNT
  • LIVE_ELASTICSEARCH_REPLICA_COUNT
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/zookeeperHost Specify a value if you want to set a zookeeperHost value, instead of using the default value. ZOOKEEPER_HOST
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/zookeeperPort Specify a value if you want to set a zookeeperPort value, instead of using the default value.

The default value is 2181.

 ZOOKEEPER_PORT
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/zookeeperScheme Specify a value if you want to set a zookeeperScheme value, instead of using the default value.

The default value is http.

 ZOOKEEPER_SCHEME
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/nifiClusterIsNode Specify whether the NiFi installation is a standalone installation.
Accepted values are:
  • true for a node in a NiFi cluster.
  • false for standalone installation.
The default value is false.
 NIFI_CLUSTER_IS_NODE
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/nifiClusterNodeProtocalPort Specify a value for the NiFi cluster node port. The default value is 8082. NIFI_CLUSTER_NODE_PROTOCOL_PORT
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/nifiElectionMaxWait Specify a value if you want to if you want to set the maximum wait time for the NiFi election node service. NIFI_ELECTION_MAX_WAIT
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/nifiJvmHeapInit Specify a value if you want to set a nifiJvmHeapInit value, instead of using the default value. NIFI_JVM_HEAP_INIT
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/nifiHost The NiFi service host name. The default value is nifi. NIFI_HOST
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/nifiPort The Nifi service port. The default value is 30600. NIFI_PORT
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/nifiScheme The Nifi service scheme. The default value is http. NIFI_SCHEME
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/nifiWebHttpPort The NiFi service web HTTP port. The default value is 30600. NIFI_WEB_HTTP_PORT
HCL Commerce Version 9.1.12.0 or later${VAULT_URL}/${TENANT}/${ENVIRONMENT}/${ENVTYPE}/queryHost The Search server host name for the Elasticsearch-based search solution. Specify a value if you want to set queryHost, instead of using the default value. QUERY_HOST
HCL Commerce Version 9.1.12.0 or later${VAULT_URL}/${TENANT}/${ENVIRONMENT}/${ENVTYPE}/queryPort The Search server port number for the Elasticsearch-based search solution. Specify a value if you want to set queryPort, instead of using the default value.

The default value is 30901.

 QUERY_PORT
HCL Commerce Version 9.1.12.0 or later${VAULT_URL}/${TENANT}/${ENVIRONMENT}/${ENVTYPE}/queryScheme The Search server scheme for the Elasticsearch-based search solution. Specify a value if you want to set queryScheme, instead of using the default value.

The default value is https.

 QUERY_SCHEME
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/nlpEnableLanguageCode The language code for the Natural Language Processing (NLP) feature. Specify a comma separated list of language codes for natural language processing. For example, en,es. In this example, NLP is enabled for both English and Spanish.
  • HCL Commerce Version 9.1.11.0 or laterFor HCL Commerce 9.1.11.0 and greater, there is no default value. You must specify a value if you want to enable NLP. If you do not set this value, or leave it empty, NLP remains disabled.
  • For HCL Commerce 9.1.0.0 through 9.1.10.0, the default value is set to en, which enables the NLP feature for the English language.
 NLP_ENABLE_LANGUAGE_CODE
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/redisHost Specify the Redis hostname that NiFi will connect to for event messages. REDIS_HOST
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/redisPort Specify the Redis port number that NiFi will connect to for event messages.

The default value is 6379.

 REDIS_PORT
${VAULT_URL}/${TENANT}/${ENVIRONMENT}/redisPasswordEncrypt The encrypted Redis server password. REDIS_PASSWORD_ENCRYPT
HCL Commerce Version 9.1.6.0 or later${VAULT_URL}/${TENANT}/${ENVIRONMENT}/enableJsonLogging Enable JSON logging.
Accepted values are
  • true to enable JSON logging.
  • false to disable JSON logging.

The default value is false.

 ENABLE_JSON_LOGGING