alces

#!/bin/bash -e

# Find all the pods using a given imageID

kubectl get pods --all-namespaces \
  -o 'custom-columns=NS:.metadata.namespace,NAME:.metadata.name,IMAGE:.status.containerStatuses[*].imageID' |
  awk '{if ($3 ~ "bitnami/external-dns@sha256:b615d1c97d93e5a4d83da00de8d1854f0274814b4ef57708d0ed9341205753e9") {print $1 "/" $2}}'

alces

for ns in $(kubectl get sts --all-namespaces | awk '{if ($2 == "zookeeper") {print $1}}'); do
  if [ $(kubectl get sts zookeeper -n $ns -o json | jq '.spec.template.spec.containers[1].image') != null ]; then
    kubectl patch sts zookeeper -n $ns \
      -p '{"spec":{"template":{"spec": {"containers":[{"name": "jmx-exporter", "image":"bitnami/jmx-exporter:1.0.1"}]}}}}'
  fi
done

alces

#!/bin/bash

PATTERN='for-example-a-kafka-topic-name-to-look-for'

for ns in $(kubectl get ns | awk '{if ($1 !~ /^NAME|kube-/) {print $1}}')
do
  echo "Looking into $ns"
  kubectl exec -n "$ns" -c nifi nifi-0 -- zgrep "$PATTERN" permanent_configs/flow.xml.gz 2>/dev/null
done

alces

go install golang.org/x/tools/go/analysis/passes/fieldalignment/cmd/fieldalignment

fieldalignment -fix a_problematic_file.go

alces

#!/bin/sh -e

# Install a Terraform provider

OS=linux
ARCH=amd64

OPTS=`getopt -l dont-unzip,full-url:,group:,provider:,site:,url:,version: -- df:g:p:u:s:v: "$@"` || exit 1
eval set -- "$OPTS"

alces

package main

import (
	"fmt"
	"log"

	. "github.com/signalfx/signalfx-go/signalflow"
)

const (

alces

gcloud --project my-project-id \
  functions call hello-world \
  --data '{}' \
  --region us-east1

alces

import boto3
import datetime

# iterator over EC2 instances for region
def ec2_instances(region):
    client = boto3.client('ec2', region_name = region)
    for reservation in client.describe_instances().get('Reservations', []):
        for instance in reservation.get('Instances', []):
            yield instance

alces

ansible-playbook our_playbook.yml -e '{"our_var": ["one", "two", "three",]}'

alces

# Nice doc is here: https://docs.lenses.io/dev/lenses-cli/index.html
LENSES_CLI_CMD="lenses-cli --host https://10.0.17.20:9991/ --user admin --pass admin --insecure groups"

# Get the list
$LENSES_CLI_CMD get --output JSON

# Group config file
cat > config.yaml << EOF
name: windows_admins
description: "Admins from AD"