Migrate to buf (#44)

Makefile

@@ -22,8 +22,7 @@ all:
 
 .PHONY: proto
 proto:
-	docker pull metalstack/builder
-	docker run -it --rm --user $$(id -u):$$(id -g) -v ${PWD}/api:/work/api metalstack/builder protoc -I api/ api/v1/*.proto --go_out=plugins=grpc:api
+	make -C proto protoc
 
 .PHONY: dockerimage
 dockerimage:

proto/Makefile

@@ -0,0 +1,19 @@
+MAKEFLAGS += --no-print-directory
+BUF_VERSION := 1.15.0
+
+_buf:
+	docker run --rm \
+		--entrypoint sh \
+		-v $(PWD)/..:/workspace \
+		-w /workspace/proto \
+		bufbuild/buf:$(BUF_VERSION) \
+		-c "buf $(CMD) && chown -R $(shell id -u):$(shell id -g) /workspace"
+
+.PHONY: protolint
+protolint:
+	@$(MAKE)	_buf	CMD="format -w v1"
+	@$(MAKE)	_buf	CMD="lint -v"
+
+.PHONY: protoc
+protoc: protolint
+	@$(MAKE)	_buf	CMD="generate -v"

proto/buf.gen.yaml

@@ -0,0 +1,14 @@
+version: v1
+managed:
+  enabled: true
+  go_package_prefix:
+    default: github.com/metal-stack/droptailer/api
+plugins:
+  # generate go structs for protocol buffer definition
+  - plugin: buf.build/protocolbuffers/go:v1.28.1
+    out: ../api
+    opt: paths=source_relative
+  - plugin: buf.build/grpc/go:v1.3.0
+    out: ../api
+    opt: paths=source_relative,require_unimplemented_servers=false
+

proto/buf.yaml

@@ -0,0 +1,7 @@
+version: v1
+breaking:
+  use:
+    - FILE
+lint:
+  use:
+    - BASIC

proto/v1/initializer.proto

@@ -0,0 +1,21 @@
+syntax = "proto3";
+
+package v1;
+
+option go_package = "./v1";
+
+service InitializerService {
+  rpc Status(Empty) returns (StatusResponse);
+}
+
+message Empty {}
+
+message StatusResponse {
+  enum InitializerStatus {
+    CHECKING = 0;
+    RESTORING = 1;
+    DONE = 2;
+  }
+  InitializerStatus status = 1;
+  string message = 2;
+}