开发 Tips（16）

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cat <<EOF >  /etc/sysctl.d/k8s.conf
net.bridge.bridge-nf-call-ip6tables = 1
net.bridge.bridge-nf-call-iptables = 1
net.ipv4.ip_forward=1
vm.swappiness=0
EOF

sysctl --system

service docker stop

mv /var/lib/docker /var/lib/docker_bk

mkdir -p /data/docker/
rsync -avz /var/lib/docker_bk/ /data/docker/
du -h --max-depth=0 /data/docker
ln -s /data/docker /var/lib/docker

service docker start

kubectl  get pod --all-namespaces -o=jsonpath='{range .items[*]}{range .spec.containers[*]}{.image}{"\n"}{end}{range .spec.initContainers[*]}{.image}{"\n"}{end}{end}' | sort -u

brew cask install osxfuse
brew install datawire/blackbird/telepresence

telepresence

kubectl get svc

NAME         TYPE        CLUSTER-IP     EXTERNAL-IP   PORT(S)    AGE
kubernetes   ClusterIP   10.233.0.1     <none>        443/TCP    2h
myservice    ClusterIP   10.233.4.163   <none>        8000/TCP   2m

curl http://myservice:8000

Hello, world!

telepresence --new-deployment new_deploy_name --expose 8080:8000

telepresence --swap-deployment existed_deploy_name --expose 8080:8000