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K8s Local CLI Setup
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| #!/usr/bin/env bash | |
| function curl-options(){ | |
| curl -sL "$@" | |
| } | |
| ## pre-configure | |
| opsys=$(uname -s | tr '[:upper:]' '[:lower:]') | |
| ## Install | |
| pip install -q --user --upgrade pip awscli aws-shell cfn-flip cfn-lint yamllint \ | |
| && echo "installed user-level pip things: aws-shell awscli cfn-flip cfn-lint yamllint" | |
| mkdir ~/.local/bin #doesn't get made by `pip --user` if your python comes from brew? | |
| pushd ~/.local/bin #now this should work | |
| # Getting Started with Amazon EKS - Install and Configure <b>kubectl</b> for Amazon EKS - https://docs.aws.amazon.com/eks/latest/userguide/getting-started.html#get-started-kubectl | |
| curl-options -O "https://amazon-eks.s3-us-west-2.amazonaws.com/1.13.7/2019-06-11/bin/${opsys}/amd64/aws-iam-authenticator" \ | |
| && chmod 700 aws-iam-authenticator \ | |
| && echo "installed aws-iam-authenticator 0.4.0 from AWS" | |
| curl-options -O "https://amazon-eks.s3-us-west-2.amazonaws.com/1.13.7/2019-06-11/bin/${opsys}/amd64/kubectl" \ | |
| && chmod 700 kubectl \ | |
| && echo "installed kubectl 1.13.7 from AWS" | |
| #kubectx/kubens #os independent bash only | |
| curl-options -O https://raw.githubusercontent.com/ahmetb/kubectx/master/kubectx \ | |
| && chmod 700 kubectx \ | |
| && echo "installed kubectx" | |
| curl-options -O https://raw.githubusercontent.com/ahmetb/kubectx/master/kubens \ | |
| && chmod 700 kubens \ | |
| && echo "installed kubens" | |
| #kube-ps1.sh #os independent bash only | |
| curl-options -O https://raw.githubusercontent.com/jonmosco/kube-ps1/master/kube-ps1.sh \ | |
| && chmod 700 kubens \ | |
| && echo "installed kube-ps1.sh, read https://github.com/jonmosco/kube-ps1 on how to configure and use in your PS1" | |
| # Kustomize install script | |
| #opsys=linux # or darwin, or windows | |
| # //TODO: check for rate-limiting by GitHub API, lol. | |
| #curl -s https://api.github.com/repos/kubernetes-sigs/kustomize/releases/latest |\ | |
| # grep browser_download |\ | |
| # grep -i ${opsys} |\ | |
| # cut -d '"' -f 4 |\ | |
| # xargs curl -s -O -L | |
| # NOPE, just doing it my way, w/ explicit versioning | |
| curl-options -O "https://github.com/kubernetes-sigs/kustomize/releases/download/v2.1.0/kustomize_2.1.0_${opsys}_amd64" | |
| mv kustomize_*_${opsys}_amd64 ~/.local/bin/kustomize | |
| chmod u+x ~/.local/bin/kustomize \ | |
| && echo "installed kustomize" | |
| # jq - JSON Query - awk for JSON | |
| # os names aren't normalized to uname output (darwin vs osx) | |
| # binary name has os and arch embedded, remove it | |
| case ${opsys} in | |
| linux) curl-options -o jq "https://github.com/stedolan/jq/releases/download/jq-1.6/jq-${opsys}64" | |
| ;; | |
| darwin) curl-options -o jq "https://github.com/stedolan/jq/releases/download/jq-1.6/jq-osx-amd64" | |
| ;; | |
| # does any of this actually work in windows? WSL vs other bash on windows things? | |
| windows) curl-options -o jq "https://github.com/stedolan/jq/releases/download/jq-1.6/jq-win64" | |
| ;; | |
| esac | |
| chmod u+x ~/.local/bin/jq \ | |
| && echo "installed jq" | |
| ## Download archive-based things to /tmp/ | |
| pushd /tmp | |
| # Helm | |
| # I don't use -O, since tar supports streaming | |
| curl-options "https://get.helm.sh/helm-v2.14.1-${opsys}-amd64.tar.gz" | tar xz -C /tmp | |
| mv /tmp/${opsys}-amd64/helm ~/.local/bin/ | |
| echo "installed helm 2" | |
| ~/.local/bin/helm init --client-only | |
| # eksctl eksctl.io written by weaveworks | |
| # I don't use -O, since tar supports streaming | |
| curl-options "https://github.com/weaveworks/eksctl/releases/download/0.1.37/eksctl_${opsys}_amd64.tar.gz" | tar xz -C /tmp | |
| mv /tmp/eksctl ~/.local/bin | |
| echo "installed eksctl" | |
| # JSON Incremental Digger - interactive jq-ish | |
| curl-options -O "https://github.com/simeji/jid/releases/download/v0.7.6/jid_${opsys}_amd64.zip" | |
| unzip "/tmp/jid_${opsys}_amd64.zip" #unzip can't accept a stream on stdin | |
| mv /tmp/jid ~/.local/bin | |
| echo "installed jid" | |
| #kubectl 1.12+ only, install the krew kubectl plugin manager, *exactly* with their published instructions to ~/.krew/bin/ | |
| ( | |
| set -x; cd "$(mktemp -d)" && | |
| curl -fsSLO "https://storage.googleapis.com/krew/v0.2.1/krew.{tar.gz,yaml}" && | |
| tar zxvf krew.tar.gz && | |
| ./krew-"$(uname | tr '[:upper:]' '[:lower:]')_amd64" install \ | |
| --manifest=krew.yaml --archive=krew.tar.gz | |
| ) | |
| #end archive downloads | |
| popd | |
| ## Config Files | |
| if [ ! -d ~/.kube ]; then mkdir ~/.kube; fi | |
| # **IF** you made the cluster with this user | |
| # aws eks update-kubeconfig --name cluster_name | |
| # else | |
| #echo "export KUBECONFIG=~/.kube/<thing>:$KUBECONFIG" >> ~/.bashrc | |
| echo "remember to add ~/.krew/bin to your PATH, add KUBECONFIG variable, and kube-ps1 to your PS1 in ~/.bashrc or equivalent and 'source ~/.bashrc'" | |
| ## END | |
| popd |
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