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Showing posts from October, 2017

How to create and test ssh keys for IBM Cloud Private

Before to install IBM Cloud Private you need to prepares your virtual machines by follow the steps inside here , an important part of this steps is setup correctly rsa keys in all nodes. Based on Cloud private documentation , the steps are really simple ssh-keygen -b 4096 -t rsa -f ~/.ssh/master.id_rsa -N "" cat ~/.ssh/master.id_rsa.pub | sudo tee -a ~/.ssh/authorized_keys ssh-copy-id -i ~/.ssh/master.id_rsa.pub root@<node_ip_address> Log in to the master, worker, or proxy node and restart sshd service Now the next step is to test if the communication between boot and other servers is working but if you  ran the command ssh root@<node_ip_address> a password is required to login as root user, it seems someting is wrong... This is not true because by default sshd daemon is looking for a file called id_rsa and not master.id_rsa. To test correctly the rsa key you need to run this command: ssh -i ~/.ssh/master.id_rsa  root@<node_ip_address> an

IBM Private Cloud my first day!

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IBM  CLOUD PRIVATE  Hi, today I start my journey in IBM Private Cloud and cloud native technologies. The logo on top is community logo for IBM Cloud Private. Follow this community inside you can find all the latest news. Subscribe also in the slack channel    https://ibm-cloud-tech.slack.com  there are a lot of nerds inside! IBM  Cloud Private is a set of cloud native technologies and on top IBM developed a great software to simplify the administration of most of these components like: docker kubernets calico and many others! Based on knowledge center   version 2.1 has a lot of feature, let's go inside it: Kubernetes upgraded to 1.7.3 Storage Classes has support to dynamic storage provision You can now configure a cloud provider for vSphere Nodes can be based on IBM Z!!! Cloud Foundry support!   For a full list chek here Now I'm going to setup my full set of VM to test these new features System Requirements