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    # SDP - notificaEsaurimentoBundle ## Manuale di installazione Nifi + Kafka_hive_loader per ingestion di eventi consumo bundle Il presente documento è suddiviso in due parti: 1. Importare la pipeline NiFi per l'acquisizione degli eventi di di consumo bundle dal sistema KAFKA di SDP e pubblicazione eventi nel sistema Kafka TIM 2. Configurazione Kafka Hive Loader per l'ingestion degli eventi Kafka nel Datalake # Componenti del rilascio Il rilascio si compone dei seguenti files presenti su PVCS: - platform/sdp/acquisizione_eventi_consumo_bundle/SDP_acquisizione_kafka_eventi_consumo_bundle.xml - platform/sdp/acquisizione_eventi_consumo_bundle/metadati_bundle_sdp.sql # Verifiche preinstallazione Assicurarsi che i seguenti tickets siano stati chiusi: * INC000005489952 * INC000005489971 * INC000005489983 Assicurarsi che il server kafka SDP sia raggiungibile e l'indirizzo sia risolvibile dai dns: >`nslookup pkc-r0g3p.europe-west4.gcp.confluent.cloud` > >`telnet pkc-r0g3p.europe-west4.gcp.confluent.cloud 9092` > Assicurarsi che siano stati installati i certificati SDP (come descritto nel manuale per l'ingestion di eventi del sottocredito) # Installazione Pipeline Ingestion NiFi ## Creazione Kafka Topic Su una macchina Kafka di produzione invece è necessario creare il topic sul quale NiFi accoderà gli eventi provenienti da SDP: ```shell cd /data/kafka bin/kafka-topics.sh --create --topic sdp_BU_notificaEsaurimentoBundle_any_STD --bootstrap-server hdfbo1bdp016.hdfbo1bdp.telecomitalia.local:6667,hdfbo1bdp017.hdfbo1bdp.telecomitalia.local:6667,hdfbo1bdp018.hdfbo1bdp.telecomitalia.local:6667,hdfbo1bdp019.hdfbo1bdp.telecomitalia.local:6667,hdfbo1bdp020.hdfbo1bdp.telecomitalia.local:6667,hdfbo1bdp021.hdfbo1bdp.telecomitalia.local:6667,hdfbo1bdp022.hdfbo1bdp.telecomitalia.local:6667 --partitions 3 --replication-factor 3 ``` ## Installazione template NiFi ## Installazione template NiFi Eseguire i seguenti passi dall web ui di Apache NiFi: 1. Importare il template SDP_acquisizione_kafka_eventi_consumo_bundle.xml 3. Trascinare dal menu in alto a sinistra un oggetto di tipo template e selezionare il template appena importato 4. Cliccare sul processor ConsumeKafka_2_0 per aprire la finestra di Configurazione e sotto il tab properties modificare i seguenti campi - Eliminare il campo sasl.token.auth - Eliminare il campo separate-by-key - Aggiungere la property (premendo sul bottone +): - Property name: sasl.jaas.config - Premere OK e associare il seguente valore alla propery: ```shell org.apache.kafka.common.security.plain.PlainLoginModule required username="<username>" password="<password>";``` **Sostituire <username> e <password> con le credenziali del Kafka Server fornito da SDP** 5. Cliccare sulla freccia a destra della propery SSL Context Service. Dopodichè configurare il servizio SSL tramite il bottone a destra e impostare i seguenti campi: - Truststore Password : <truststore_password> - Truststore Filename: <truststore_path> (se diverso dal valore di default /home/nifi/certificati/sdp.truststore.jks) ![](https://i.imgur.com/jDGcemB.jpg) 6. Premere il bottone Apply 7. Cliccare sul processor ProducerKafka_2_0 per aprire la finestra di Configurazione e sotto il tab properties modificare i seguenti campi: - Eliminare il campo Failure Strategy - Eliminare il campo sasl.token.auth - Popolare il campo Kerberos Principal con il principal di produzione - Popolare il campo Kerberos Keytab con il keytab di produzione 8. Premere il bottone Start sulla finestra a sinistra del Process Group creato a partire dal template # Installazione Ingestion Kafka-hive-loader ## Metadati Lanciare lo script metadati_sdp_bundle.sql su oracle per aggiornare il catalogo ## Schedulazione Spostarsi nella directory /data/apps/kafka_hive_loader e schedulare giornalmente il seguente comando ```sh cd /data/apps/kafka_hive_loader bash ./spark_kafka_hive_loader.sh -s SDP -h SDP -t sdp_BU_notificaEsaurimentoBundle_any_STD ``` >NB: usare il launcher .sh relativo all'ultima versione del kafka_hive_loader

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