thbkrkr

#!/bin/sh

docker history --no-trunc "$1" \
        | tac \
        | tr -s ' ' \
        | cut -d " " -f 5- \
        | sed 's,^/bin/sh -c #(nop) ,,g' \
        | sed 's,^/bin/sh -c,RUN,g' \
        | sed 's, && ,\n  & ,g' \
        | sed 's,\s*[0-9]*[\.]*[0-9]*[kMG]*B\s*$,,g' \

thbkrkr

grun() {
        [[ "$PROJECT_ID" == "" ]] && echo "PROJECT_ID not set"   && return
        [[ ! -f Dockerfile ]]     && echo "Dockerfile not found" && return
        
        local name=$(basename $(pwd))
        local image=gcr.io/$PROJECT_ID/$name
        
        docker build -t $image .
        docker push $image
        gcloud beta run deploy --allow-unauthenticated --image $image $name

thbkrkr

#!/bin/bash -eu

name=cslash device=/dev/nvme0n1p5

sudo cryptsetup -c aes-xts-plain64 --hash sha512 --key-size 512 luksFormat -v $device
sudo cryptsetup luksOpen $device $name
sudo mkfs.ext4 -m 0 /dev/mapper/$name
echo "$name $device none luks,timeout=30" | sudo tee -a /etc/crypttab
echo "/dev/mapper/$name / ext4 errors=remount-ro 0 1" | sudo tee -a /etc/fstab

thbkrkr

Keybase proof

I hereby claim:

• I am thbkrkr on github.
• I am thbkrkr (https://keybase.io/thbkrkr) on keybase.
• I have a public key ASDDNHZloOmZtrisHmHiFmPFP4bVXgso17kXYNgfnj9HDgo

To claim this, I am signing this object:

thbkrkr

#!/bin/sh -e

curl -s 'http://www.topreplay.tv/index.php?do=search' \
	-d 'do=search&subaction=search&search_start=0&full_search=0&result_from=1&story=burger+quiz' \
| pup 'div.img-short-title a attr{href}'

thbkrkr

#!/bin/bash -eu
#
# Get Kubernetes CPU and memory requested
#

main() {
	declare kubeconfig=$1
	declare node_match="${2:-""}"

	if [[ ! -f $kubeconfig ]]; then

thbkrkr

variable kubeconfig {
  default = "/ops/clusters/c1.test/config/kubectl.secrets.conf"
}
variable dirconfig {
  default = "/ops/k8s-deployments/kube-state-metrics"
}
variable prefix {
  default = "kube-state-metrics-"
}

thbkrkr

wget https://cdn.rawgit.com/Mirantis/kubeadm-dind-cluster/master/fixed/dind-cluster-v1.9.sh
chmod +x dind-cluster-v1.9.sh

# start the cluster
./dind-cluster-v1.9.sh up

# add kubectl directory to PATH
export PATH="$HOME/.kubeadm-dind-cluster:$PATH"

kubectl get nodes

thbkrkr

k8s ci/cd

• https://keel.sh/
• https://github.com/hasura/gitkube
• https://github.com/Shopify/kubernetes-deploy
• Jenkins pipelines example https://github.com/GoogleCloudPlatform/continuous-deployment-on-kubernetes

thbkrkr

sysctl -w fs.file-max="9999999"
sysctl -w fs.nr_open="9999999"
sysctl -w net.core.netdev_max_backlog="4096"
sysctl -w net.core.rmem_max="16777216"
sysctl -w net.core.somaxconn="65535"
sysctl -w net.core.wmem_max="16777216"
sysctl -w net.ipv4.ip_local_port_range="1025       65535"
sysctl -w net.ipv4.tcp_fin_timeout="30"
sysctl -w net.ipv4.tcp_keepalive_time="30"
sysctl -w net.ipv4.tcp_max_syn_backlog="20480"