[#195] Add log constants linter

Signed-off-by: Marina Biryukova <m.biryukova@yadro.com>

.forgejo/workflows/tests.yml

@@ -7,10 +7,17 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - name: golangci-lint
+      - name: Set up Go
-        uses: https://github.com/golangci/golangci-lint-action@v2
+        uses: actions/setup-go@v3
         with:
-          version: latest
+          go-version: '1.20'
+          cache: true
+
+      - name: Install linters
+        run: make lint-install
+
+      - name: Run linters
+        run: make lint
 
   tests:
     name: Tests

.golangci.yml

@@ -24,6 +24,16 @@ linters-settings:
   govet:
     # report about shadowed variables
     check-shadowing: false
+  custom:
+    truecloudlab-linters:
+      path: bin/external_linters.so
+      original-url: git.frostfs.info/TrueCloudLab/linters.git
+      settings:
+        noliteral:
+          enable: true
+          target-methods: ["Fatal"]
+          disable-packages: ["codes", "tc"]
+          constants-package: "git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
 
 linters:
   enable:
@@ -45,6 +55,7 @@ linters:
     - gofmt
     - whitespace
     - goimports
+    - truecloudlab-linters
   disable-all: true
   fast: false
 

.pre-commit-config.yaml

@@ -30,13 +30,20 @@ repos:
     hooks:
       - id: shellcheck
 
-  - repo: https://github.com/golangci/golangci-lint
-    rev: v1.51.2
-    hooks:
-      - id: golangci-lint
-
   - repo: local
     hooks:
+      - id: make-lint-install
+        name: install linters
+        entry: make lint-install
+        language: system
+        pass_filenames: false
+
+      - id: make-lint
+        name: run linters
+        entry: make lint
+        language: system
+        pass_filenames: false
+
       - id: go-unit-tests
         name: go unit tests
         entry: make test

Makefile

@@ -4,7 +4,8 @@
 REPO ?= $(shell go list -m)
 VERSION ?= $(shell git describe --tags --dirty --match "v*" --always --abbrev=8 2>/dev/null || cat VERSION 2>/dev/null || echo "develop")
 GO_VERSION ?= 1.19
-LINT_VERSION ?= 1.49.0
+LINT_VERSION ?= 1.54.0
+TRUECLOUDLAB_LINT_VERSION ?= 0.0.2
 BINDIR = bin
 
 METRICS_DUMP_OUT ?= ./metrics-dump.json
@@ -18,6 +19,10 @@ REPO_BASENAME = $(shell basename `go list -m`)
 HUB_IMAGE ?= "truecloudlab/$(REPO_BASENAME)"
 HUB_TAG ?= "$(shell echo ${VERSION} | sed 's/^v//')"
 
+OUTPUT_LINT_DIR ?= $(shell pwd)/bin
+LINT_DIR = $(OUTPUT_LINT_DIR)/golangci-lint-$(LINT_VERSION)-v$(TRUECLOUDLAB_LINT_VERSION)
+TMP_DIR := .cache
+
 .PHONY: all $(BINS) $(BINDIR) dep docker/ test cover format image image-push dirty-image lint docker/lint pre-commit unpre-commit version clean protoc
 
 # .deb package versioning
@@ -101,9 +106,23 @@ dirty-image:
 		-f .docker/Dockerfile.dirty \
 		-t $(HUB_IMAGE)-dirty:$(HUB_TAG) .
 
+# Install linters
+lint-install:
+	@mkdir -p $(TMP_DIR)
+	@rm -rf $(TMP_DIR)/linters
+	@git -c advice.detachedHead=false clone --branch v$(TRUECLOUDLAB_LINT_VERSION) https://git.frostfs.info/TrueCloudLab/linters.git $(TMP_DIR)/linters
+	@@make -C $(TMP_DIR)/linters lib CGO_ENABLED=1 OUT_DIR=$(OUTPUT_LINT_DIR)
+	@rm -rf $(TMP_DIR)/linters
+	@rmdir $(TMP_DIR) 2>/dev/null || true
+	@CGO_ENABLED=1 GOBIN=$(LINT_DIR) go install github.com/golangci/golangci-lint/cmd/golangci-lint@v$(LINT_VERSION)
+
 # Run linters
 lint:
-	@golangci-lint --timeout=5m run
+	@if [ ! -d "$(LINT_DIR)" ]; then \
+		echo "Run make lint-install"; \
+		exit 1; \
+	fi
+	$(LINT_DIR)/golangci-lint --timeout=5m run
 
 # Run linters in Docker
 docker/lint:

cmd/s3-gw/app_settings.go

@@ -244,7 +244,7 @@ func fetchDefaultPolicy(l *zap.Logger, cfg *viper.Viper) netmap.PlacementPolicy
 	}
 
 	if err := policy.DecodeString(defaultPlacementPolicy); err != nil {
-		l.Fatal("failed to parse default 'default' location constraint", zap.String("policy", defaultPlacementPolicy))
+		l.Fatal(logs.FailedToParseDefaultDefaultLocationConstraint, zap.String("policy", defaultPlacementPolicy))
 	}
 
 	return policy

internal/logs/logs.go

@@ -40,6 +40,7 @@ const (
 	FailedToParseLocationConstraint                      = "failed to parse location constraint, it cannot be used"                                            // Warn in cmd/s3-gw/app_settings.go
 	FailedToParseDefaultCopiesNumbers                    = "failed to parse 'default' copies numbers, default one will be used"                                // Warn in cmd/s3-gw/app_settings.go
 	FailedToParseCopiesNumbers                           = "failed to parse copies numbers, skip"                                                              // Warn in cmd/s3-gw/app_settings.go
+	FailedToParseDefaultDefaultLocationConstraint        = "failed to parse default 'default' location constraint"                                             // Fatal in cmd/s3-gw/app_settings.go
 	ConstraintAdded                                      = "constraint added"                                                                                  // Info in ../../cmd/s3-gw/app_settings.go
 	SkipEmptyAddress                                     = "skip, empty address"                                                                               // Warn in ../../cmd/s3-gw/app_settings.go
 	AddedStoragePeer                                     = "added storage peer"                                                                                // Info in ../../cmd/s3-gw/app_settings.go