makefile

# Makefile for KubeLearn project

help:
	@echo "Makefile Help"
	@echo ""
	@echo "Targets:"
	@echo "  all              Installs all YAML manifests."
	@echo "  clean            Deletes all installed resources."
	@echo "  check-syntax     Checks the syntax of all manifests without actually installing them."
	@echo "  init             Initializes the Terraform repository."
	@echo "  apply            Applies Terraform configurations."
	@echo "  destroy          Destroys Terraform resources."
	@echo "  Kubelearn        Sets up and runs both backend and frontend."
	@echo "  stopKubelearn    Stops both backend and frontend."
	@echo ""
	@echo "Usage:"
	@echo "  make all"
	@echo "  make clean"
	@echo "  make check-syntax"
	@echo "  make init"
	@echo "  make apply"
	@echo "  make destroy"
	@echo "  make Kubelearn"
	@echo "  make stopKubelearn"

# Directory where the YAML manifests are located
MANIFESTS_DIR := manifests

# Command to install the manifests
INSTALL_COMMAND := kubectl apply -f

# List all YAML files in the manifests folder
YAML_FILES := $(wildcard $(MANIFESTS_DIR)/*.yaml)

# Get only the file names (without the directory path)
BASE_NAMES := $(notdir $(YAML_FILES))

# Add a prefix for the install target
TARGETS := $(addprefix install-,$(BASE_NAMES))

# Default rule to install all manifests
all: $(TARGETS)

# Rules to install each individual manifest
$(TARGETS): install-%: $(MANIFESTS_DIR)/%
	$(INSTALL_COMMAND) $<

# Rule to clean up all installed resources
clean:
	kubectl delete -f $(MANIFESTS_DIR)

# Rule to check syntax of all manifests without actually installing them
check-syntax:
	for file in $(YAML_FILES); do \
		kubectl apply --dry-run=client -f $$file; \
	done

# Directory where the Terraform code is
TERRAFORM_DIR := config

# Commands
TERRAFORM := terraform
TERRAFORM_CMD := $(TERRAFORM) -chdir=$(TERRAFORM_DIR)
TERRAFORM_INIT := $(TERRAFORM_CMD) init  
TERRAFORM_APPLY := $(TERRAFORM_CMD) apply -auto-approve
TERRAFORM_DESTROY := $(TERRAFORM_CMD) destroy -auto-approve

# Targets
.PHONY: init apply destroy init-upgrade

# Rules
init: ## Initialize Terraform repository
	@echo "Initializing Terraform..."
	$(TERRAFORM_INIT)

apply: ## Apply Terraform configurations
	@echo "Applying Terraform configurations..."
	$(TERRAFORM_APPLY)

destroy: ## Destroy Terraform resources
	@echo "Destroying Terraform resources..."
	$(TERRAFORM_DESTROY)

# Initializes Terraform and sets up the backend and frontend
Kubelearn: 
	@echo "Setting up the environment..."
	@$(TERRAFORM_INIT)
	@$(TERRAFORM_APPLY)
	@echo "Setting up and starting the backend..."
	@cd cmd && go build -o kubelearn && nohup ./kubelearn > backend.log 2>&1 &
	@echo "Setting up and starting the frontend..."
	@cd kubelearn-frontend && npm install && nohup npm start > frontend.log 2>&1 &

# Stops the backend and frontend
stopKubelearn:
	@echo "Stopping the backend and frontend..."
	@pkill -f kubelearn || true
	@pkill -f "npm start" || true