ORACLE CLOUD

IT by javier mugueta10 April, 20198 April, 2019

BucketNotEmpty – Bucket named ‘xxxx’ is not empty. Delete all objects first

Oracle OCI object storage “buckets” can’t be deleted from OCI dashboard unless they are empty… and no empty option menu exists at all (at least at the time of this post). Anyway, you can do it using the CLI… Follow these steps: If you don’t have OCI CLI installed follow this post oci os object […]

IT by javier mugueta22 March, 2019

Microservices Versioning and the “Database per Service Pattern” with Oracle Autonomous Database

The database per service pattern with an Oracle database can be accomplished easily with one instance of Autonomous Database per microservice, a very easy to use and maintain database (relational and JSON). But not only is easy to use and maintain because you don’t have to deal with administration tasks or manage different technologies for persisting […]

IT by javier mugueta26 February, 201927 February, 2019

Building Producer and Consumer Clients in go Language for Oracle Event Hub Cloud Service

CREATE AN OEH CLUSTER Documentation here or watch following video: When the cluster is created, go to details page and grab the connection url, which has the format <broker1_ip>:6667,…,<brokern_ip>:6667 CREATE A TOPIC INSTALL THE LIB I’ve done the following (Mac): git clone https://github.com/edenhill/librdkafka.git cd librdkafka ./configure –prefix /usr/local make sudo make install (sudo make uninstall […]

IT by javier mugueta6 February, 2019

How to Secure User Access to Internet-Faced Cloud Solutions

Suppose you are in charge for the security of a bank (CISO, CSO,…) that wants to control the access of users to the new ERP in the cloud that you are implementing. There is a very simple and safe way to control which users access the environment. Simply configure the Single Sign On of the […]

IT by javier mugueta25 January, 201925 January, 2019

Connecting Oracle Integration Cloud Service (aka OIC) to API Platform Cloud Service

Integration Oracle Integration Cloud Service is an integration platform consisting in several tools such as: Integration: a low code but extensible integration environment with many out of the box connector adapters and many more in the marketplace Process: a Business Process Managament and Business Rules environment Visual Builder: a visual low code development environment API Management Oracle API Platform Cloud […]

IT by javier mugueta22 January, 201923 January, 2019

Creating a Fast&Simple Container for Sending Messages to a Topic in Oracle Event Hub Cloud Service (aka OEHCS, which is a Kafka cluster) and Deploying it to Kubernetes Cluster

The container uses 4 environment variables, you can find a container already built for you here SOURCE CODE OF THE PRODUCER var sleep = require(‘system-sleep’); const oehcs_connect_url = process.env.OEHCS_CONNECTURL const topic_name = process.env.TOPIC_NAME const num_partitions = process.env.NUM_PARTITIONS const message = process.env.MESSAGE var kafka = require(‘kafka-node’), HighLevelProducer = kafka.HighLevelProducer, client = new kafka.KafkaClient({kafkaHost: oehcs_connect_url}), producer = new […]

IT by javier mugueta22 January, 201923 January, 2019

Mirroring a Topic Between 2 Oracle Event Hub (Kafka) Clusters in 20 Minutes

Oracle Event Hub Cloud Service (OEHCS) is a Kafka managed PaaS cloud service. In a few minutes you can provision a full Kafka cluster ready for creating topics for sending and consuming messages. In this post we will configure a feature called ‘mirroring’ that allows you to replicate the messages that are sent to a […]