tuxfight3r

resolving gfid mismatch

$ gluster vol heal volume_name info

Brick 10.140.99.14:/data/lv_gv0/brick
/docker/registry/v2/repositories/tom-test/toppages/_uploads/d8ec7ebe-3013-4378-98a8-b0f0fa1cf719/startedat
Status: Connected
Number of entries: 1

$ cd /data/lv_gv0/brick

tuxfight3r

PIR - INC012345

DATE: dd/mm/yyyy

SUMMARY

Describe what happened

IMPACT

Describe about the customer impact

• item 1

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

tuxfight3r

letsencrypt 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

tuxfight3r

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