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sleipnirsleipnir
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Merge pull request #2 from eigr/feat/try-go-api
feat: initial project structure
2 parents 23c7e8d + ee6bb12 commit c5e2026

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Diff for: ‎Dockerfile

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# Step 1: Build the Go binary
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FROM golang:1.23-alpine as builder
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# Installs dependencies for compilation and UPX
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RUN apk update && apk add --no-cache \
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build-base \
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upx \
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git \
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&& rm -rf /var/cache/apk/*
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# Working directory where the Go code will be copied
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WORKDIR /app
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# Copies go.mod and go.sum to resolve dependencies
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COPY examples/go.mod examples/go.sum ./
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RUN go mod tidy
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COPY examples/ .
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# Compiles the Go binary in production-optimized mode
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RUN GOOS=linux GOARCH=amd64 go build -ldflags="-s -w" -o /bin/examples/app .
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# Step 2: Apply UPX to the binary in a separate intermediate step
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FROM alpine:latest as compress-step
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# Install UPX
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RUN apk add --no-cache upx
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# Copy the Go binary from the builder step and apply UPX
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COPY --from=builder /bin/examples/app /app/app
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RUN upx --best --ultra-brute /app/app
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# Step 3: Creating the final image using scratch
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FROM scratch
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# Create a non-root user and group with meaningful names
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USER nobody:nogroup
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# Copy the optimized binary from the UPX step
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COPY --from=compress-step /app/app /app/app
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# Sets the default command to run the binary
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CMD ["/app/app"]

Diff for: ‎Makefile

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ROOT_DIR=$(shell pwd)
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SPAWN_DIR=$(ROOT_DIR)/spawn
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SPAWN_PROTO_DIR=$(SPAWN_DIR)/protos
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SPAWN_PROTO_EXT_DIR=$(SPAWN_PROTO_DIR)/eigr/functions/protocol/actors
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GOOGLE_API_DIR=$(SPAWN_PROTO_DIR)/google/api
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GOOGLE_PROTOBUF_DIR=$(SPAWN_PROTO_DIR)/google/protobuf
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GRPC_DIR=$(SPAWN_PROTO_DIR)/grpc/reflection/v1alpha
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EXAMPLES_PROTO_DIR=$(ROOT_DIR)/examples/protos
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SPAWN_PROTO_OUT_DIR=$(SPAWN_DIR)
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EXAMPLES_PROTO_OUT_DIR=$(ROOT_DIR)/examples
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IMAGE_NAME = eigr/spawn-example:latest
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DOCKERFILE = Dockerfile
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GO_CMD=go
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GO_FLAGS=-v
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GO_BUILD_FLAGS_DEBUG=-gcflags="all=-N -l"
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# Diretório de saída para binários
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BIN_DIR=./bin
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EXAMPLES_BIN=$(BIN_DIR)/examples/app
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EXAMPLES_DIR=./examples
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PROTOC=protoc
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PROTOC_GEN_GO=$(shell go env GOPATH)/bin/protoc-gen-go
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# Auxiliary variables
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SPAWN_PROTO_FILES=$(wildcard $(SPAWN_PROTO_EXT_DIR)/*.proto)
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EXAMPLES_PROTO_FILES=$(wildcard $(EXAMPLES_PROTO_DIR)/*.proto)
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# Check if the Protobuf plugin is installed
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$(PROTOC_GEN_GO):
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@echo "Instalando protoc-gen-go..."
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@go install google.golang.org/protobuf/cmd/protoc-gen-go@latest
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# Protobuf code generation for spawn
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.PHONY: proto-spawn
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proto-spawn: $(PROTOC_GEN_GO)
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@echo "Generating Go code from spawn Protobuf files..."
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@$(PROTOC) \
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--proto_path=$(SPAWN_PROTO_DIR) \
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--proto_path=$(GOOGLE_API_DIR) \
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--proto_path=$(GOOGLE_PROTOBUF_DIR) \
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--proto_path=$(GRPC_DIR) \
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--go_out=$(SPAWN_PROTO_OUT_DIR) \
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--go_opt=paths=source_relative \
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$(SPAWN_PROTO_FILES)
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# Protobuf code generation for examples
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.PHONY: proto-examples
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proto-examples: $(PROTOC_GEN_GO)
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@echo "Generating Go code from the examples' Protobuf files..."
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@$(PROTOC) \
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--proto_path=$(EXAMPLES_PROTO_DIR) \
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--proto_path=$(GOOGLE_API_DIR) \
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--proto_path=$(GOOGLE_PROTOBUF_DIR) \
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--go_out=$(EXAMPLES_PROTO_OUT_DIR) \
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--go_opt=paths=source_relative \
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$(EXAMPLES_PROTO_FILES)
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# Protobuf code generation for the entire project
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.PHONY: proto
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proto: proto-spawn proto-examples
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# Spawn directory setup
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.PHONY: setup-spawn
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setup-spawn:
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@echo "Setting dependencies for the spawn directory..."
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@cd spawn && go mod tidy
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# Examples directory setup
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.PHONY: setup-examples
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setup-examples:
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@echo "Setting dependencies for the examples directory..."
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@cd examples && go mod tidy
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# Complete project setup
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.PHONY: setup
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setup: setup-spawn setup-examples
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# Cleaning up files generated at spawn
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.PHONY: clean-spawn
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clean-spawn:
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@echo "Removing files generated by Protobuf on spawn..."
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@rm -f $(SPAWN_PROTO_OUT_DIR)/*.pb.go
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# Cleaning up files generated in the examples
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.PHONY: clean-examples
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clean-examples:
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@echo "Removing Protobuf generated files in the examples..."
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@rm -f $(EXAMPLES_PROTO_OUT_DIR)/*.pb.go
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# Cleaning the entire project
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.PHONY: clean
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clean: clean-spawn clean-examples
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# Bbuild for the examples directory in development mode (debug)
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build-debug:
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@echo "Compiling the examples directory in debug mode..."
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$(GO_CMD) build $(GO_FLAGS) $(GO_BUILD_FLAGS_DEBUG) -o $(EXAMPLES_BIN) $(EXAMPLES_DIR)
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@echo "Build de debug finalizado em $(EXAMPLES_BIN)"
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# Standard task to compile the examples
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build: build-debug
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# Task to run the generated binary
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run:
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@echo "Running the example binary..."
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$(EXAMPLES_BIN)
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# Task to compile the Dockerfile and generate the final image
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docker-build:
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docker build -t $(IMAGE_NAME) -f $(DOCKERFILE) .
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# Task to run the binary inside the container
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docker-run:
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docker run --rm $(IMAGE_NAME)

Diff for: ‎bin/examples/app

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