Add an API go module for external usage.

Author: cyriltovena

.gitignore

@@ -10,8 +10,6 @@ bin
 
 /cmd/phlare/data
 data/
-go.work
-go.work.sum
 .DS_Store
 
 node_modules

.golangci.yml

@@ -3,7 +3,7 @@
 
 # options for analysis running
 run:
-  go: '1.18'
+  go: "1.18"
   # default concurrency is a available CPU number
   concurrency: 16
 
@@ -33,9 +33,9 @@ run:
   # no need to include all autogenerated files, we confidently recognize
   # autogenerated files. If it's not please let us know.
   skip-files:
-  - .*.pb.go
-  - .*.y.go
-  - .*.rl.go
+    - .*.pb.go
+    - .*.y.go
+    - .*.rl.go
 # output configuration options
 output:
   # colored-line-number|line-number|json|tab|checkstyle, default is "colored-line-number"
@@ -49,7 +49,7 @@ output:
 
 linters-settings:
   goimports:
-    local-prefixes: github.com/grafana/phlare/pkg,github.com/grafana/phlare/tools
+    local-prefixes: github.com/grafana/phlare/pkg,github.com/grafana/phlare/api,github.com/grafana/phlare/tools
 
   depguard:
     list-type: blacklist

Makefile

@@ -30,7 +30,7 @@ GORELEASER_ENV := GIT_LAST_COMMIT_DATE=$(GIT_LAST_COMMIT_DATE)
 # Build flags
 VPREFIX := github.com/grafana/phlare/pkg/util/build
 GO_LDFLAGS   := -X $(VPREFIX).Branch=$(GIT_BRANCH) -X $(VPREFIX).Version=$(IMAGE_TAG) -X $(VPREFIX).Revision=$(GIT_REVISION) -X $(VPREFIX).BuildDate=$(GIT_LAST_COMMIT_DATE)
-GO_FLAGS     := -ldflags "-extldflags \"-static\" -s -w $(GO_LDFLAGS)" -tags netgo -mod=mod
+GO_FLAGS     := -ldflags "-extldflags \"-static\" -s -w $(GO_LDFLAGS)" -tags netgo
 
 .PHONY: help
 help: ## Describe useful make targets
@@ -47,7 +47,7 @@ test: go/test ## Run unit tests
 
 .PHONY: generate
 generate: $(BIN)/buf $(BIN)/protoc-gen-go $(BIN)/protoc-gen-go-vtproto $(BIN)/protoc-gen-openapiv2 $(BIN)/protoc-gen-grpc-gateway $(BIN)/protoc-gen-connect-go $(BIN)/protoc-gen-connect-go-mux $(BIN)/gomodifytags ## Regenerate protobuf
-	rm -rf pkg/gen/ pkg/openapiv2/gen
+	rm -Rf api/openapiv2/gen/ api/gen
 	PATH=$(BIN) $(BIN)/buf generate
 	PATH=$(BIN):$(PATH) ./tools/add-parquet-tags.sh
 	go run ./tools/doc-generator/ ./docs/sources/operators-guide/configure/reference-configuration-parameters/index.template > docs/sources/operators-guide/configure/reference-configuration-parameters/index.md
@@ -108,7 +108,8 @@ go/lint: $(BIN)/golangci-lint
 .PHONY: go/mod
 go/mod:
 	GO111MODULE=on go mod download
-	GO111MODULE=on go mod verify
+	# doesn't work for go workspace
+	# GO111MODULE=on go mod verify
 	GO111MODULE=on go mod tidy
 
 .PHONY: fmt

proto/agent/v1/agent.proto renamed to api/agent/v1alpha1/agent.proto

@@ -1,6 +1,6 @@
 syntax = "proto3";
 
-package agent.v1;
+package agent.v1alpha1;
 
 import "google/api/annotations.proto";
 import "google/api/field_behavior.proto";