Skip to content

Instantly share code, notes, and snippets.

View cardil's full-sized avatar

Chris Suszynski cardil

View GitHub Profile
@cardil
cardil / fedora-k8s-shell.yml
Last active December 17, 2024 17:51
Fedora 41 shell for K8s
---
apiVersion: v1
kind: ServiceAccount
metadata:
name: shell-cluster-admin
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
name: shell-cluster-admin
@cardil
cardil / stress-revisions.sh
Last active May 5, 2020 17:02
Test that stress large number of Serverless revisions
#!/bin/bash
set -Eeuo pipefail
readonly START="${START:-1}"
readonly LIMIT="${LIMIT:-1200}"
for NUM in $(seq "${START}" "$LIMIT"); do
oc apply -f - <<EOF
apiVersion: serving.knative.dev/v1
@cardil
cardil / README.md
Last active January 17, 2020 17:51
Eventing #2388 manual reproduction

Eventing knative/eventing#2388 manual reproduction

I've manage to reproduce errors on a GCP Kubernetes cluster identical to the one used in Prow.

Below are test results. There ware 10 lost events, 505 total.

In other files are errors that I've noticed, and fetched with Stackdriver Log Viewer UI.

020-01-17T17:47:26.585+0100	INFO	prober/verify.go:35	Fetched receiver report. Events propagated: 495. State: failed
2020/01/03 14:36:38 Registering 5 clients
2020/01/03 14:36:38 Registering 2 informer factories
2020/01/03 14:36:38 Registering 3 informers
{"level":"info","ts":"2020-01-03T14:36:38.541Z","caller":"logging/config.go:108","msg":"Successfully created the logger.","knative.dev/jsonconfig":"{\n \"level\": \"info\",\n \"development\": false,\n \"outputPaths\": [\"stdout\"],\n \"errorOutputPaths\": [\"stderr\"],\n \"encoding\": \"json\",\n \"encoderConfig\": {\n \"timeKey\": \"ts\",\n \"levelKey\": \"level\",\n \"nameKey\": \"logger\",\n \"callerKey\": \"caller\",\n \"messageKey\": \"msg\",\n \"stacktraceKey\": \"stacktrace\",\n \"lineEnding\": \"\",\n \"levelEncoder\": \"\",\n \"timeEncoder\": \"iso8601\",\n \"durationEncoder\": \"\",\n \"callerEncoder\": \"\"\n }\n}"}
{"level":"info","ts":"2020-01-03T14:36:38.541Z","caller":"logging/config.go:109","msg":"Logging level set to info"}
{"level":"info","ts":"2020-01-03T14:36:38.541Z","caller":"logging/config.go:76","msg":"Fetch
@cardil
cardil / knative-serving-operator.log
Created November 26, 2019 18:09
knative-serving-operator.log
{"level":"info","ts":1574791351.2938538,"logger":"cmd","msg":"Go Version: go1.13.4"}
{"level":"info","ts":1574791351.2938857,"logger":"cmd","msg":"Go OS/Arch: linux/amd64"}
{"level":"info","ts":1574791351.2938917,"logger":"cmd","msg":"Version of operator-sdk: v0.8.0"}
{"level":"info","ts":1574791351.2943332,"logger":"leader","msg":"Trying to become the leader."}
{"level":"info","ts":1574791351.4278533,"logger":"leader","msg":"No pre-existing lock was found."}
{"level":"info","ts":1574791351.4339006,"logger":"leader","msg":"Became the leader."}
{"level":"info","ts":1574791351.5361984,"logger":"cmd","msg":"Registering Components."}
{"level":"info","ts":1574791351.536406,"logger":"manifestival","msg":"Reading file","name":"deploy/resources"}
{"level":"info","ts":1574791351.552737,"logger":"openshift","msg":"Detected","gvk":"route.openshift.io/v1, Kind=route"}
{"level":"info","ts":1574791351.5529993,"logger":"openshift","msg":"Dropping APIService for v1beta1.custom.metrics.k8s.io"}
@cardil
cardil / aws-vpc-limits.groovy
Last active April 14, 2021 11:25
A littple script that fetches VPC releated AWS quotas
import groovy.json.JsonSlurper
def regions = ["us-west-1", "us-west-2", "us-east-1", "us-east-2", "eu-west-1"]
def vpcService = 'vpc'
def vpcCode = 'L-F678F1CE'
def natCode = 'L-FE5A380F'
def elasticIpService = 'ec2'
def elasticIpCode = 'L-0263D0A3'
println "Current AWS limits"
@cardil
cardil / JEP.md
Last active May 14, 2025 08:22
[Draft] JEP - Change name of imported type (aliasing)

Summary

Change name of imported type (aliasing)

Goals

The goal is to make code more productive and clean in cases where multiple classes with same name must be used in code. It should relief a developers frustration in that

@cardil
cardil / BOM_JS.md
Last active January 15, 2019 23:43
Bill of Materials (BOM) dla JS [PL]

Chciałem opisać koncept pracy nad dużym projektem. Wyobraźmy sobie duży projekt, wiele osób, wiele zakresów biznesowych, wiele osobnych backendów, wszystko powinno być zintegrowane do jednej spójnej aplikacji. Przy takim projekcie proponowałbym pracę w z użyciem projektu BOM (Bill of Materials).

Ten koncept wywodzi się z skomplikowanych projektów ze świata Java.

Poniżej graf przedstawiający taką strukturę.

Fact.new(:databases) do
setcode do
output = Facter::Util::Resolution.exec('pgsql listdb')
if $?.success?
{
status: :ok,
list: output.split("\n")
}
else:
raise output
@cardil
cardil / modules.rb
Created February 21, 2018 21:36
Example custom fact for Facter 3+ with 2 implementations
Facter.add(:modules) do
setcode { simple }
def simple
codedir = Facter::Core::Execution.exec('puppet config print codedir')
list = Facter::Core::Execution.exec("ls #{codedir}/modules").split("\n")
{
count: list.size,
list: list.freeze