K8s Deployment

Kubernetes Deployment

Deploy services using Docker multi-stage builds, kustomize overlays, and Makefile-driven automation.

Directory Layout

.
├── Dockerfile
├── Makefile
├── server/
│   └── k8s/
│       └── prod/
│           ├── server.yaml
│           ├── ingress.yaml
│           └── kustomization.yaml
└── worker/
    └── k8s/
        └── prod/
            ├── worker.yaml
            └── kustomization.yaml

Makefile

SHELL := /bin/bash

define setup_env
        $(eval ENV_FILE := $(1))
        $(eval include $(1))
        $(eval export)
endef

build-push-cli: ## Build and push Docker image with git hash tag
	$(call setup_env, .env.server.prod)
	$(eval GIT_HASH := $(shell git rev-parse --short HEAD))
	$(eval DYNAMIC_TAG := your-registry/your-app:$(GIT_HASH))
	docker build -f Dockerfile -t $(DYNAMIC_TAG) .
	docker push $(DYNAMIC_TAG)

deploy-server: ## Deploy server to Kubernetes (prod)
	$(call setup_env, .env.server.prod)
	@$(MAKE) build-push-cli
	$(eval GIT_HASH := $(shell git rev-parse --short HEAD))
	kustomize build --load-restrictor=LoadRestrictionsNone server/k8s/prod | \
	sed -e "s;{{DOCKER_REPO}};your-registry/your-app;g" \
		-e "s;{{GIT_COMMIT_SHA}};$(GIT_HASH);g" | \
		kubectl apply -f -

deploy-worker: ## Deploy worker to Kubernetes (prod)
	$(call setup_env, .env.worker.prod)
	@$(MAKE) build-push-cli
	$(eval GIT_HASH := $(shell git rev-parse --short HEAD))
	kustomize build --load-restrictor=LoadRestrictionsNone worker/k8s/prod | \
	sed -e "s;{{DOCKER_REPO}};your-registry/your-app;g" \
		-e "s;{{GIT_COMMIT_SHA}};$(GIT_HASH);g" | \
		kubectl apply -f -