tuxfight3r

#####################################
# Namespace: Spinnaker
#####################################
resource "kubernetes_namespace" "spinnaker" {
  metadata {
    name = "spinnaker"
  }
}

#####################################

tuxfight3r

rhel rhsm commands

# get the status of the node
subscription-manager status

# list the subscriptions attached
subscription-manager list
subscription-manager list --available
subscription-manager list --consumed

tuxfight3r

Openshift 4 bootstrap node ignition configs

# Ignition config touches 4 components when it bootstraps
# 1. Ignition version
$cat bootstrap.ign |jq '.ignition'
{
  "config": {},
  "security": {
    "tls": {}

tuxfight3r

#!/usr/bin/env python3
# Author: Mohan Balasundaram
# Date: 02/05/2019
# Purpose: HTTP Echo server with directory browsing
# To run a http server and return all request headers in / path
# and to allow directory browsing in any other path prefix

from http.server import BaseHTTPRequestHandler, SimpleHTTPRequestHandler
import urllib.parse

tuxfight3r

get clusterversions

$ oc get clusterversions
NAME      VERSION      AVAILABLE   PROGRESSING   SINCE   STATUS
version   4.1.0-rc.0   True        False         25h     Cluster version is 4.1.0-rc.0

get clusteroperator

$ oc get clusteroperator

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letencrypt cert tricks

# create free lets encrypt certs
certbot certonly --standalone --preferred-challenges http -d demo.cdn.cluster1.time.net

# Useful links:
https://certbot.eff.org/all-instructions

tuxfight3r

splunk notes

index=* | stats count user
index=* | stats count by user method version
index=* user="adm*"|stats count by user method version
index=* NOT user="-"|stats count by user method version
index=* NOT user="-" method=get|stats count by user method version

index=* user="*"| timechart count by user

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curl connect to https domain using ip

curl https://tower.aws.worldpay.local --resolve tower.ew1.aws.worldpay.local:443:10.100.100.40 --cacert adca.crt -v

curl use proxy

# http proxy
curl -v -x 10.100.25.20:8080 https://google.com -L

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# Prepare a hash. We need it to identify our container.
$ uuid="ps_$(shuf -i 42002-42254 -n 1)"

# Prepare a root dir for all the containers.
$ btrfs_path='/var/bocker' && cgroups='cpu,cpuacct,memory';

# Prepare root filesystem based on the given `$image`.
$ btrfs subvolume snapshot "$btrfs_path/$image" "$btrfs_path/$uuid" > /dev/null

# Create a cgroup

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#!/usr/bin/python
# Author: Mohan Balasundaram
# Date: 25/04/2019
# Purpose: python api for node location facts in json format

from flask import Flask, request, Response
import netaddr
import json

# user data