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@redmcg
redmcg / kubedf
Last active September 5, 2025 15:25
Bash script to show k8s PVC usage
#!/usr/bin/env bash
NODESAPI=/api/v1/nodes
function getNodes() {
kubectl get --raw $NODESAPI | jq -r '.items[].metadata.name'
}
function getPVCs() {
jq -s '[flatten | .[].pods[].volume[]? | select(has("pvcRef")) | '\
@yougg
yougg / proxy.md
Last active May 12, 2026 18:35
complete ways to set http/socks/ssh proxy environment variables

set http or socks proxy environment variables

# set http proxy
export http_proxy=http://PROXYHOST:PROXYPORT

# set http proxy with user and password
export http_proxy=http://USERNAME:PASSWORD@PROXYHOST:PROXYPORT

# set http proxy with user and password (with special characters)
@fracasula
fracasula / context_cancel.go
Last active May 19, 2022 20:49
GoLang exiting from multiple go routines with context and wait group
package main
// Here's a simple example to show how to properly terminate multiple go routines by using a context.
// Thanks to the WaitGroup we'll be able to end all go routines gracefully before the main function ends.
import (
"context"
"fmt"
"math/rand"
"os"