| #!/bin/bash | |
| NAMESPACE=usecaseapp | |
| SERVICE=usecaseapp | |
| cat <<EOF | cfssl genkey - | cfssljson -bare server | |
| { | |
| "hosts": [ | |
| "${SERVICE}.${NAMESPACE}.svc.cluster.local" | |
| ], |
| package events | |
| import ( | |
| "encoding/json" | |
| "io" | |
| "net/http" | |
| "github.com/joomcode/errorx" | |
| "github.com/nats-io/go-nats-streaming" | |
| uuid "github.com/satori/go.uuid" |
| package main | |
| import ( | |
| "encoding/json" | |
| "io/ioutil" | |
| "log" | |
| "net/http" | |
| ) | |
| type Message struct { |
| //发送get请求 | |
| func get(url string) string { | |
| response, err := http.Get(url) | |
| if err != nil { | |
| fmt.Printf("%s", err) | |
| os.Exit(1) | |
| } else { | |
| defer response.Body.Close() | |
| contents, err := ioutil.ReadAll(response.Body) | |
| if err != nil { |
| #!/bin/bash | |
| docker run -ti --rm -v /opt/bin:/out ubuntu:14.04 \ | |
| /bin/bash -c "apt-get update && apt-get -y install make && cp /usr/bin/make /out/make" |
| apiVersion: v1 | |
| kind: Pod | |
| metadata: | |
| name: cockroachdb-client-secure | |
| namespace: crdb | |
| labels: | |
| app: cockroachdb-client | |
| spec: | |
| serviceAccountName: cockroachdb | |
| initContainers: |
| # Based on a modified script from here: http://tmont.com/blargh/2014/1/uploading-to-s3-in-bash | |
| S3KEY="YOUR-ACCESSKEY" | |
| S3SECRET="YOUR-SECRETKEY" | |
| function putS3 | |
| { | |
| path=$1 | |
| file=$2 | |
| aws_path=$3 |
| #!/bin/sh | |
| readonly cluster_topology=$(redis-cli -h redis-cluster cluster nodes) | |
| readonly slaves=$(echo "${cluster_topology}" | grep slave | cut -d' ' -f2,4 | tr ' ' ',') | |
| mkdir -p /opt/redis-backup | |
| for slave in ${slaves} | |
| do | |
| master_id=$(echo "${slave}" | cut -d',' -f2) |
| Step by step how to pull a private DockerHub hosted image in a Kubernetes YML. | |
| export DOCKER_REGISTRY_SERVER=https://index.docker.io/v1/ | |
| export DOCKER_USER=Type your dockerhub username, same as when you `docker login` | |
| export DOCKER_EMAIL=Type your dockerhub email, same as when you `docker login` | |
| export DOCKER_PASSWORD=Type your dockerhub pw, same as when you `docker login` | |
| kubectl create secret docker-registry myregistrykey \ | |
| --docker-server=$DOCKER_REGISTRY_SERVER \ | |
| --docker-username=$DOCKER_USER \ |
Magic words:
psql -U postgresSome interesting flags (to see all, use -h or --help depending on your psql version):
-E: will describe the underlaying queries of the \ commands (cool for learning!)-l: psql will list all databases and then exit (useful if the user you connect with doesn't has a default database, like at AWS RDS)