install kubernetes tools

Makefile

# Works with "darwin" and "linux"
OS := $(shell uname | tr '[:upper:]' '[:lower:]')
ARCH := $(shell uname -m)

# Create a local bin
BIN := /usr/local/bin

# Most of the binaries just grab the latest version.
# For better, or for worse!
TERRAFORM_VERSION := 1.0.6
BINARIES := kubectl k9s kind yq kubectx helm kustomize doctl terraform vault

all: install-jq install-unzip $(BINARIES)
install: install-jq $(BINARIES)
	mkdir -p $(BIN)
	for f in $^; do \
		sudo mv $$f $(BIN)/$$f; \
	done

install-unzip:
	unzip -v || sudo apt install unzip

# Hardcoded to 1.6
jq:
	if test "$(OS)" = "linux"; then \
		curl -L -o jq https://github.com/stedolan/jq/releases/download/jq-1.6/jq-linux64 ; \
	else \
		curl -L -o jq https://github.com/stedolan/jq/releases/download/jq-1.6/jq-osx-amd64 ; \
	fi
	chmod +x jq

install-jq: jq
	sudo mv ./jq /usr/local/bin

kubectl:
	curl -LO "https://dl.k8s.io/release/$$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/$(OS)/amd64/kubectl"
	chmod +x kubectl

k9s:
	export PATH=$$PATH:$$(pwd); \
	VERSION=$$(curl -s https://api.github.com/repos/derailed/k9s/releases/latest | jq -r .tag_name); \
	curl -L https://github.com/derailed/k9s/releases/download/$$VERSION/k9s_$(OS)_x86_64.tar.gz \
		-o $@.tar.gz
	tar -xf $@.tar.gz $@ && rm -rf $@.tar.gz

kind:
	export PATH=$$PATH:$$(pwd); \
	VERSION=$$(curl -s https://api.github.com/repos/kubernetes-sigs/kind/releases/latest | jq -r .tag_name); \
	curl -L -o kind https://github.com/kubernetes-sigs/kind/releases/download/$$VERSION/kind-$(OS)-amd64
	chmod +x kind

yq:
	export PATH=$$PATH:$$(pwd); \
	VERSION=$$(curl -s https://api.github.com/repos/mikefarah/yq/releases/latest | jq -r .tag_name); \
	curl -L -o yq https://github.com/mikefarah/yq/releases/download/$$VERSION/yq_$(OS)_amd64
	chmod +x yq

kubectx:
	export PATH=$$PATH:$$(pwd); \
	VERSION=$$(curl -s https://api.github.com/repos/ahmetb/kubectx/releases/latest | jq -r .tag_name); \
	curl -L -o $@.tar.gz https://github.com/ahmetb/kubectx/releases/download/$$VERSION/kubectx_$${VERSION}_$(OS)_x86_64.tar.gz
	tar -xf $@.tar.gz $@ && rm -rf $@.tar.gz

helm:
	export PATH=$$PATH:$$(pwd); \
	VERSION=$$(curl -s https://api.github.com/repos/helm/helm/releases/latest | jq -r .tag_name); \
	curl -L -o helm.tar.gz https://get.helm.sh/helm-$${VERSION}-$(OS)-amd64.tar.gz
	tar -xf helm.tar.gz && rm helm.tar.gz
	mv $(OS)-amd64/helm . && rm -rf $(OS)-amd64

kustomize:
	export PATH=$$PATH:$$(pwd); \
	VERSION=$$(curl -s https://api.github.com/repos/kubernetes-sigs/kustomize/releases | jq -r 'first(.[]|select(.name | startswith("kustomize")) | .tag_name)' | awk -F '/' '{print $$2}'); \
	curl -L -o kustomize.tar.gz https://github.com/kubernetes-sigs/kustomize/releases/download/kustomize%2F$${VERSION}/kustomize_$${VERSION}_$(OS)_amd64.tar.gz
	tar -xf $@.tar.gz $@ && rm -rf $@.tar.gz

doctl:
	export PATH=$$PATH:$$(pwd); \
	VERSION=$$(curl -s https://api.github.com/repos/digitalocean/doctl/releases/latest | jq -r .tag_name | sed 's/^v//'); \
	curl -L https://github.com/digitalocean/doctl/releases/download/v$${VERSION}/doctl-$${VERSION}-$(OS)-amd64.tar.gz \
		-o $@.tar.gz
	tar -xf $@.tar.gz $@ && rm -rf $@.tar.gz

terraform:
	curl -L https://releases.hashicorp.com/terraform/$(TERRAFORM_VERSION)/terraform_$(TERRAFORM_VERSION)_$(OS)_amd64.zip \
		-o $@.zip
	unzip $@.zip && rm -f $@.zip

vault:
	VERSION=$$(curl -s https://api.github.com/repos/hashicorp/vault/releases/latest | jq -r .tag_name | sed 's/^v//'); \
	curl -L -o vault.zip https://releases.hashicorp.com/vault/$${VERSION}/vault_$${VERSION}_$(OS)_$(ARCH).zip
	unzip $@.zip && rm -f $@.zip