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jenting / ip a
Created September 10, 2021 01:57
ip a at leap 15.3
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: wlan0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000
link/ether e6:72:03:3c:7e:a2 brd ff:ff:ff:ff:ff:ff
altname wlp59s0
3: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000
@jenting
jenting / overlaytest.yml
Created December 21, 2020 07:12
network-swiss-army-knife
apiVersion: apps/v1
kind: DaemonSet
metadata:
name: overlaytest
spec:
selector:
matchLabels:
name: overlaytest
template:
metadata:
@jenting
jenting / gist:3f72a8d1a265701d32f38132edfca7a4
Last active December 16, 2020 03:18
Replace existing Docker storage driver Btrfs file system
```shell
# Create a new 100G docker-storage on /var/lib/docker-storage2.btrfs based on Btrfs filesystem
dd if=/dev/zero of=/var/lib/docker-storage2.btrfs bs=1G count=0 seek=100
mkfs.btrfs /var/lib/docker-storage2.btrfs
# Change the /etc/fstab from /var/lib/docker-storage.btrfs to /var/lib/docker-storage2.btrfs
sudo vi /etc/fstab
/var/lib/docker-storage2.btrfs /var/lib/docker defaults 0 0
# Restart docker daemon
@jenting
jenting / patch-volume-finalizers.sh
Created March 9, 2020 07:37
patch pv/pvc finalizers
kubectl get pv | tail -n+2 | awk '{print $1}' | xargs -I{} kubectl patch pv {} -p '{"metadata":{"finalizers": null}}'
kubectl get pvc | tail -n+2 | awk '{print $1}' | xargs -I{} kubectl patch pvc {} -p '{"metadata":{"finalizers": null}}'
@jenting
jenting / python.vim
Created March 2, 2020 00:59
Vim Python
set textwidth=79
set shiftwidth=4
set tabstop=4
set expandtab
set softtabstop=4
set shiftround
set autoindent
@jenting
jenting / gist:8a5ba1e929f27996d5a02172f8e88ee4
Created January 20, 2020 14:23 — forked from rxaviers/gist:7360908
Complete list of github markdown emoji markup

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jenting / crd.sh
Created January 16, 2020 02:17
CRD v1 k8s 1.16+
kubectl get crd.apiextensions.k8s.io foos.example.com -o yaml
kubectl get crd.v1.apiextensions.k8s.io foos.example.com -o yaml
kubectl get crd.v1beta1.apiextensions.k8s.io foos.example.com -o yaml
@jenting
jenting / 1-setup.md
Created August 27, 2019 16:09 — forked from troyfontaine/1-setup.md
Signing your Git Commits using GPG on MacOS Sierra/High Sierra

Methods of Signing with GPG

There are now two ways to approach this:

  1. Using gpg and generating keys
  2. Using Kryptonite by krypt.co

This Gist explains how to do this using gpg in a step-by-step fashion. Kryptonite is actually wickedly easy to use-but you will still need to follow the instructions

For using a GUI-based GIT tool such as Tower or Github Desktop, follow the steps here for signing with either GPG or Krypt.co.

@jenting
jenting / vscode.sh
Created August 15, 2019 00:46
VScode extensions reinstall
code --list-extensions | xargs -L 1 echo code --install-extension`
@jenting
jenting / openssl-client.conf
Created July 29, 2019 02:40
openssl client configuration
[req]
req_extensions = v3_req
distinguished_name = req_distinguished_name
[req_distinguished_name]
[v3_req]
basicConstraints = CA:FALSE
keyUsage = nonRepudiation, digitalSignature, keyEncipherment
extendedKeyUsage = clientAuth