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How to resize a qcow2 disk image on Linux

This example takes olddisk.qcow2 and resizes it into newdisk.qcow2, extending one of the guest's partitions to fill the extra space.

1. qcow2 format

1.1. Verify the filesystems of olddisk.qcow2

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Host github.com
        User git
        Hostname github.com
        PreferredAuthentications publickey
        IdentityFile /home/user/.ssh/id_rsa

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#!/bin/bash 
set -xe 

curl -OL https://github.com/openshift/openshift-cns-testdrive/raw/ocp4-dev/support/machineset-cli
curl -OL https://raw.githubusercontent.com/openshift/openshift-cns-testdrive/ocp4-dev/support/machineset-generator.sh
chmod +x machineset-generator.sh
chmod +x machineset-cli
bash /home/lab-user/machineset-generator.sh 1 infra 0 | oc create -f - 
export MACHINESET=$(oc get machineset -n openshift-machine-api -l machine.openshift.io/cluster-api-machine-role=infra -o jsonpath='{.items[0].metadata.name}')
oc patch machineset $MACHINESET -n openshift-machine-api --type='json' -p='[{"op": "add", "path": "/spec/template/spec/metadata/labels", "value":{"node-role.kubernetes.io/worker":"", "node-role.kubernetes.io/infra":""} }]'

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Add a cert to you macbook

USAGE

~/add_cert.sh my.intra.net

you will be asked for your password to add thit to keychain

• downloads pem file
• adds to trusted root certificates

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import git,os,shutil

def get_branch(url,path,branch):
    if url == None or path == None:
        raise ValueError("Please assign right URL and Path")
    else:
        if os.path.isdir(path):
            shutil.rmtree(path)
        os.mkdir(path)
        repo = git.Repo.clone_from(url, path, progress=None)  

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Ansible Contributors Guide for working with git/GitHub

First Note

Never, ever, modify or commit things to devel, always do work in a feature branch

Setting up the ansible and modules repos from forks

export GITHUB_USER=sivel

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### Create file called machine-config-daemon-force in /run ###
ssh [email protected] sudo touch /run/machine-config-daemon-force

### Edit node annotations ###
oc edit node <node-name>

### Check Annotations, change like below sample ###
 machineconfiguration.openshift.io/currentConfig: rendered-worker-ab4a1e7216bf3da2a5203f09c871b456
 machineconfiguration.openshift.io/desiredConfig: rendered-worker-ab4a1e7216bf3da2a5203f09c871b456
 machineconfiguration.openshift.io/reason: ""

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# The goal: create a list of maps of subnet mappings so we don't have to statically hard-code them in aws_lb
# https://www.terraform.io/docs/providers/aws/r/lb.html#subnet_mapping
locals {
  # These represent dynamic data we fetch from somewhere, such as subnet IDs and EIPs from a VPC module
  subnet_ids = ["subnet-1", "subnet-2", "subnet-3"]
  eips       = ["eip-1", "eip-2", "eip-3"]
}

# Here's the hack! The null_resource has a map called triggers that we can set to arbitrary values. 
# We can also use count to create a list of null_resources. By accessing the triggers map inside of

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# This gist mimics the supposed behavior of
# variable = merge(someListOfMaps[*].parameters...)
# or
# policy_parameters = merge(data.azurerm_policy_definition.d_policy_definitions[*].parameters...)

locals {
  policy_parameters = [
    for key,value in data.azurerm_policy_definition.d_policy_definitions:
      {
        parameters = jsondecode(value.parameters)

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apiVersion: v1
kind: List
items:
  - apiVersion: batch/v1beta1
    kind: CronJob
    metadata:
      name: pr-cleanup
      namespace: ghe
    spec:
      concurrencyPolicy: Replace