Cron, not as easy as expected?
Few days ago I was confronted with the situation that a refresh job failed. The job is supposed to run every Saturday morning at 07:00, but failed due a …
Category: DevOps
How to run Management Jobs on Oracle Cloud Infrastructure–serverless, authenticated, fully managed
As part of the operations around Oracle Cloud Infrastructure, you may want to run periodic jobs. To make backups, clean up log files and other temporary assets, process a …
Steampipe–analyze data from cloud, file, platform, IaC using SQL queries
In our daily work we are dealing with data from many sources. Data in CSV files, from Cloud APIs, in mail servers, configuration files, Terraform plans, in logging systems, …
AMIS DataSafe, the answer to Black Swan scenarios
March 29, 2022
Technology, AMIS, Architecture, Cloud, Cyber Security, DevOps, Digtial Innovation, Gouvernance, Platform Technology
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How to be prepared for a black swan scenario?
Creating, Building and Invoking a Function on OCI with Terraform
Automation through infrastructure as code is the name of the game. And I am a player in that game. In the last few weeks I have spent a lot …
Cleaning Out a Compartment on Oracle Cloud using Terraform provider
The situation: a Compartment on OCI should be removed. Or at least all its resources should be purged. Or at least most of the resources should be removed. The …
Scaling [down] the Mountain of Debt – Four dimensions of IT Debt
WYSIWYG may not be true for all IT systems. What you see may be more than what you actually get. As a Product Owner, you have to be very …
Architecture in an agile world
October 5, 2021
Agile Scrum, Architecture, DevOps, Digtial Innovation, Software Development
1 Comment
This year I had to work with a colleague for multiple internal poc’s that we could use to show customers. Together we started thinking about the approach and where …
Stop DELETE_IN_PROGRESS when custom resources fail in AWS CloudFormation
Script to stop the execution of CloudFormation when you made a small error in a custom resource (Lambda function).
Jenkins: Obtaining and displaying credentials
Jenkins is a solid CI/CD platform which has proven itself over the years. Many organizations use it to build, test and deploy their applications. In Jenkins it is possible …
SonarCloud: OWASP Dependency-Check reports
SonarCloud is a hosted SonarQube SaaS solution which helps you with code quality management. It is free to use for open source projects. You cannot install 3rd party plugins …
OWASP ZAP: A quick introduction to a versatile open source DAST tool
OWASP ZAP (Zed Attack Proxy) is an open source dynamic application security testing (DAST) tool. It is available here and has a website with documentation here. I recently encountered it when looking …
How to build an Oracle Database application (that supports APEX, Java, React or any other front-end) (1)
March 5, 2021
Agile Scrum, APEX, Architecture, Continuous Delivery, Database, Deployment, DevOps, PL/SQL, Software Development
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What’s in a name? A title is important and I hope that it describes well what I do want to share with you in this series of articles. It …
How to build an Oracle Database application (that supports APEX, Java, React or any other front-end) (6)
February 26, 2021
DevOps, Agile Scrum, APEX, Architecture, Continuous Delivery, Database, Deployment, PL/SQL, Software Development
1 Comment
Last time in “How to build an Oracle Database application (that supports APEX, Java, React or any other front-end) (5)”, I told you about Git, Subversion, Maven and Flyway. In …
How to build an Oracle Database application (that supports APEX, Java, React or any other front-end) (5)
February 26, 2021
DevOps, Agile Scrum, APEX, Architecture, Continuous Delivery, Database, Deployment, PL/SQL, Software Development
No Comments
Last time in “How to build an Oracle Database application (that supports APEX, Java, React or any other front-end) (4)”, I told you about the Oracle SQL Developer Data Modeler. …
How to build an Oracle Database application (that supports APEX, Java, React or any other front-end) (4)
February 26, 2021
DevOps, Agile Scrum, APEX, Architecture, Continuous Delivery, Database, Deployment, PL/SQL, Software Development
No Comments
Last time in “How to build an Oracle Database application (that supports APEX, Java, React or any other front-end) (3)”, I told you about the Oracle Database and Oracle APEX. …
How to build an Oracle Database application (that supports APEX, Java, React or any other front-end) (3)
February 26, 2021
DevOps, Agile Scrum, APEX, Architecture, Continuous Delivery, Database, Deployment, PL/SQL, Software Development
No Comments
Last time in “How to build an Oracle Database application (that supports APEX, Java, React or any other front-end) (2)”, I did show you the database structure. This time I …
How to build an Oracle Database application (that supports APEX, Java, React or any other front-end) (2)
February 26, 2021
DevOps, Agile Scrum, APEX, Architecture, Continuous Delivery, Database, Deployment, PL/SQL, Software Development
No Comments
Last time in “How to build an Oracle Database application (that supports APEX, Java, React or any other front-end) (1)”, I gave you an introduction. This time I will elaborate …
Deploy A Docker Container To AWS With Azure Pipelines
Introduction In response to a demo I gave about deploying a docker container to the Azure platform, I received some questions about deploying a docker container to the AWS …
Connect Azure Pipelines with sonarcloud through maven (YAML)
Introduction Sonarcloud is a static code analysis tool. This means that it checks out the code at your repository, does an analysis and shows you the results. It may …
Azure Pipelines: publish to Azure Artifacts
This article is a follow-up to my previous article about using Azure Artifacts for own NPM modules. In that article I showed how to create a NPM module by …
AWS Shop example: Smoke and performance tests
Introduction In the previous blog, I talked about unit tests of the AWS Shop example . Today, I will continue with a smoke test and a performance test. Smoke …
Deploy Angular and Node.js webapp in Azure Pipelines (part 5)
In the previous article I explained how to set up multiple environments for Azure Pipelines. In this article I will explain how you can deploy the artifacts to the …
On-premise VM’s and Azure Pipelines: Set up with multiple stages in Azure Pipelines (part 4)
In the previous article we discussed how we can build a pipeline and at some tests to it. In this article we’re going to discuss how we can set …
Add tests for Angular and Node.js webapp in Azure Pipelines (part 3)
In the previous article I showed how to build a webapp in the Azure pipeline. In this article I will explain to you how you run tests in your …
Azure Pipeline: Build Angular and Node.js webapp (part 2)
In the previous article, we discussed how we can set up a pipeline with multiple stages in Azure Pipelines. In this article we will discuss how we can build …
Azure Pipelines: Using and set up a webapp (part 1)
This will be the first part 5 part series about Azure Pipelines. In this first part I will explain to you how to set up your Azure Pipeline so …
Azure Pipelines: How to build and test an Angular and Node.js webapp and deploy it to on-premise VM’s using multiple stages (YAML) – Overview
What is Azure Pipelines? Azure pipelines is a free continuous integration/continuous delivery tool from Azure Devops (Microsoft). Not only can it deploy to the azure cloud, it can also …
Policies in AWS (2)
Yesterday I published a blog about AWS policies. We used the IAM wizard to create a policy. When you try to use this policy with the users we created, …
Creating policy’s, groups and users in AWS
Today, I’ll demonstrate how you can add policy’s, groups and users within AWS. In a couple of days, I’ll demonstrate the use of AWS Elastic Container Services (ECS) to …
Setup and use of oVirt on CentOS7
Today, I’ll explain how to install and use oVirt: a nice virtualization tool for Linux, which is based on KVM. I installed the current production version 4.3.8 on a …
Using PXE to deploy a DNS server
Last week, I published a blog about implementing a PXE server . Today I’ll show how kickstart/anaconda files can be used to deploy a server. I will use the …
Deploying CentOS 8 using PXE
What is PXE? PXE (Preboot eXecution Environment) is a method of deploying an operating system to a computer over the network. I think it’s great: you don’t need to …
Custom Log Parser in OMC Log Analytics to deal with Extended Logging in WebLogic Access Log
We recently enabled Extended HTTP Access Logging on our WebLogic Managed Servers. This adds the average response times and potentially several other valuable values to the WebLogic Access Log …
Smoke Escaping from a Black Box – how to tackle major production issues on a system that is not very transparent
This story is based on true events. It happened fairly recently. I was called into an organization that was experiencing performance and stability issues that affected mission critical processes. …
Getting Started on Monitoring with Prometheus and Grafana
Monitoring sounds like a terribly useful thing to do. And in many situations it is of course. However, rather than starting our discussion with monitoring, we really should start …
Jenkins 2.0 pipeline: Scripting active parameters for SCM
Last year I got introduced to the new features 2nd generation Jenkins at a workshop of CloudBees . This year I got also the opportunity to discover them in practice. One of …
Getting started with Enterprise Modules’ ora_profile to install Oracle 18c
A couple of moths ago, Enterprise Modules announced the easy to start way of making use their Oracle modules, ora_profile. Recently their modules have been updated to support the …
First Steps with Prometheus and Grafana on Kubernetes on Windows
Preparation: before I started with Prometheus, I installed VirtualBox, Minikube with Tiller on my Windows 10 laptop – as described in this article: https://technology.amis.nl/2018/08/13/running-kubernetes-1-10-using-minikube-on-windows-10-adding-kubectl-and-helm-tiller/. I then increased the Base …
A DBA’s first steps in Jenkins
My Customer wanted an automated way to refresh an application database to a known state, to be done by non-technical personnel. As a DBA I know a lot of …