Skip to content

Instantly share code, notes, and snippets.

View rgolangh's full-sized avatar

Roy Golan rgolangh

36 followers · 13 following
View GitHub Profile
@rgolangh
rgolangh / junit-report.html
Created April 21, 2026 13:57
junit-report hpe
foo
@rgolangh
rgolangh / tweak-esxi-mem.sh
Created April 15, 2026 10:09
#!/bin/sh
# Tweak ESXi hostd-tmp memory limit for high-concurrency vmkfstools
# Usage: ./tweak-esxi-mem.sh <limit_in_mb>
if [ -z "$1" ]; then
echo "Usage: $0 <limit_in_mb>"
echo "Example: $0 1024"
exit 1
fi
@rgolangh
rgolangh / csv-table-test.csv
Last active January 28, 2026 07:30
We can make this file beautiful and searchable if this error is corrected: Unclosed quoted field in line 6.
"ID","Title","Status","Priority","Assignee(s)","Planned In","Initial Estimate","Remaining Estimate","Created"
"MTV-599","[Copyoffload] Set wrong password on the secret mentioned on storagemap’s parameters","Draft","Medium [50.0]","Tzach Shefi (tshefi)","","","","2025-11-25 09:00"
"MTV-598","[Copyoffload] [WIP] Set wrong secret name on storagemap’s parameters","Draft","Medium [50.0]","Tzach Shefi (tshefi)","","","","2025-11-25 08:59"
"MTV-597","[Copyoffload] Warm migration of a vm with compatibility-mode virtual/dependent RDM disk","Draft","Medium [50.0]","Tzach Shefi (tshefi)","","","","2025-11-25 08:57"
"MTV-596","[Copyoffload] Migrate a VM with a compatibility-mode physical RDM disk","Draft","Medium [50.0]","Tzach Shefi (tshefi)","","","","2025-11-25 08:56"
"MTV-595","[Copyoffload] Migrate a multi disk VM, one of the disks resides on a different VM path/folder which resides on a different datastores, each datastore backed by a different storage","Draft","Medium [50.0]","Tzach Shefi (tshefi)","","","","2025
@rgolangh
rgolangh / Containerfile
Created May 4, 2025 09:04
FROM quay.io/containerdisks/fedora:42 as builder
FROM quay.io/fedora/fedora:42
COPY --from=builder /disk/* /
RUN dnf install qemu-img -y
RUN ls -lrt /
RUN qemu-img convert -f qcow2 -O vmdk disk.img output.vmdk
@rgolangh
rgolangh / storage.go
Last active March 25, 2025 17:13
package populator
//go:generate mockgen -destination=mocks/storage_mock_client.go -package=storage_mocks . StorageApi
type StorageApi interface {
StorageMapper
StorageResolver
}
type StorageAdapterID string
@rgolangh
rgolangh / haproxy-for-openshift.yaml
Last active September 23, 2024 08:37
---
- name: Install and configure HAProxy for OpenShift
hosts: all
become: yes
user: root
vars:
openshift_api_vip: 192.168.122.90
openshift_apps_vip: 192.168.122.63
tasks:
- name: Install HAProxy
@rgolangh
rgolangh / K8s-root-cert-for-Java.adoc
Last active February 3, 2026 08:34

Adding a custom CA Certificate to a Container Running Java

If you’re working with containers running Java applications and need to add a CA (Certificate Authority) certificate for secure communication, you can follow these steps. This guide assumes you are familiar with containers and have basic knowledge of working with YAML files.

Problem Space

@rgolangh
rgolangh / pods-with-cert-init.yaml
Last active April 4, 2024 06:35
apiVersion: v1
kind: Pod
metadata:
name: root-ca-to-cacerts
spec:
initContainers:
- name: add-kube-root-ca-to-cacerts
image: registry.access.redhat.com/ubi9/openjdk-21
volumeMounts:
- mountPath: /opt/new-cacerts
@rgolangh
rgolangh / Main.java
Last active March 28, 2024 17:58
simple curl in java
import java.util.stream.*;
import java.net.http.HttpRequest;
import java.net.http.HttpClient;
import java.net.URI;
import java.net.http.HttpResponse;
import java.net.http.HttpClient.Version;
import java.net.http.HttpRequest.BodyPublishers;
import java.net.http.HttpResponse.BodyHandlers;
import java.time.Duration;
@rgolangh
rgolangh / kind-install-ingress.sh
Last active December 3, 2024 09:38
#/bin/bash
#
set -xe
kind delete cluster orchestrator
KIND_EXPERIMENTAL_CONTAINERD_SNAPSHOTTER=native kind create cluster --config - <<EOF
kind: Cluster
apiVersion: kind.x-k8s.io/v1alpha4
name: orchestrator
networking: