Coverage: Remove codecov collection (#105264)

.github/CODEOWNERS

@@ -758,7 +758,6 @@ embed.go @grafana/grafana-as-code
 /.github/pr-commands.json @tolzhabayev
 /.github/renovate.json5 @grafana/frontend-ops
 /.github/actions/setup-enterprise/action.yml @grafana/grafana-backend-group
-/.github/actions/test-coverage-processor/action.yml @grafana/grafana-backend-group
 /.github/actions/setup-grafana-bench/ @Proximyst
 /.github/workflows/add-to-whats-new.yml @grafana/docs-tooling
 /.github/workflows/auto-triager/ @grafana/plugins-platform-frontend
@@ -791,7 +790,6 @@ embed.go @grafana/grafana-as-code
 /.github/workflows/pr-commands.yml @tolzhabayev
 /.github/workflows/pr-patch-check-event.yml @grafana/grafana-developer-enablement-squad
 /.github/workflows/pr-test-integration.yml @grafana/grafana-backend-group
-/.github/workflows/pr-backend-coverage.yml @grafana/grafana-backend-group
 /.github/workflows/sync-mirror-event.yml @grafana/grafana-developer-enablement-squad
 /.github/workflows/publish-technical-documentation-next.yml @grafana/docs-tooling
 /.github/workflows/publish-technical-documentation-release.yml @grafana/docs-tooling

.github/actions/test-coverage-processor/action.yml

@@ -1,50 +0,0 @@
-name: 'Go Coverage Processor'
-description: 'Process Go test coverage files and generate reports'
-
-inputs:
-  test-type:
-    description: 'Type of test (e.g., be-unit, be-integration)'
-    required: true
-    type: string
-  coverage-file:
-    description: 'Path to the Go coverage file (.cov)'
-    required: true
-    type: string
-  codecov-token:
-    description: 'Token for CodeCov (required for CodeCov reporting)'
-    required: false
-    default: ''
-  codecov-flag:
-    description: 'Flag to categorize the upload to CodeCov'
-    required: false
-    default: ''
-  codecov-name:
-    description: 'Custom name for the upload to CodeCov'
-    required: false
-    default: ''
-
-runs:
-  using: 'composite'
-  steps:
-    - name: Process Go coverage output
-      shell: bash
-      env:
-        COVERAGE_FILE: ${{ inputs.coverage-file }}
-      run: |
-        # Ensure valid coverage file even if empty
-        if [ ! -s "$COVERAGE_FILE" ]; then
-          echo "Coverage file is empty, creating a minimal valid file"
-          echo "mode: set" > "$COVERAGE_FILE"
-        fi
-
-    - name: Report coverage to CodeCov
-      uses: codecov/codecov-action@ad3126e916f78f00edff4ed0317cf185271ccc2d # v5
-      if: inputs.codecov-token != ''
-      with:
-        files: ${{ inputs.coverage-file }}
-        flags: ${{ inputs.codecov-flag || inputs.test-type }}
-        name: ${{ inputs.codecov-name || inputs.test-type }}
-        slug: grafana/grafana
-        # This URL doesn't use the Google auth, but is much more locked down. As such, it requires OIDC or a CodeCov-provided token to do anything.
-        url: https://codecov-webhook.grafana-dev.net
-        token: ${{ inputs.codecov-token }}

.github/workflows/pr-backend-coverage.yml

@@ -1,71 +0,0 @@
-name: Coverage
-
-on:
-  workflow_dispatch:
-  push:
-    branches:
-      - main
-    paths-ignore:
-      - 'docs/**'
-      - '**/*.md'
-
-permissions:
-  contents: read
-  id-token: write
-
-env:
-  EDITION: 'oss'
-  WIRE_TAGS: 'oss'
-
-jobs:
-  main:
-    name: Backend Unit Tests
-    runs-on: ubuntu-latest-8-cores
-    steps:
-      - name: Checkout code
-        uses: actions/checkout@v4
-        with:
-          persist-credentials: false
-      - name: Setup Go
-        uses: actions/setup-go@v5
-        with:
-          go-version-file: go.mod
-          cache: true
-      - name: Install dependencies
-        run: |
-          sudo apt-get update
-          sudo apt-get install -y build-essential shared-mime-info
-          go install github.com/mfridman/tparse@c1754a1f484ac5cd422697b0fec635177ddc8507 # v0.17.0
-      - name: Generate Go code
-        run: make gen-go
-      - name: Run unit tests
-        run: COVER_OPTS="-coverprofile=be-unit.cov -coverpkg=github.com/grafana/grafana/..." GO_TEST_OUTPUT="/tmp/unit.log" make test-go-unit-cov
-      - name: Process and upload coverage
-        uses: ./.github/actions/test-coverage-processor
-        with:
-          test-type: 'be-unit'
-          # Needs to be named 'unit.cov' based on the Makefile command `make test-go-unit`
-          coverage-file: 'unit.cov'
-          codecov-token: ${{ secrets.CODECOV_TOKEN }}
-          codecov-flag: 'be-unit'
-          codecov-name: 'be-unit'
-
-      - name: Install Grafana Bench
-        # We can't allow forks here, as we need secret access.
-        if: ${{ github.event_name != 'pull_request' }}
-        uses: ./.github/actions/setup-grafana-bench
-
-      - name: Process output for Bench
-        if: ${{ github.event_name != 'pull_request' }}
-        run: |
-          grafana-bench report \
-            --trigger pr-backend-unit-tests-oss \
-            --report-input go \
-            --report-output log \
-            --grafana-version "$(git rev-parse HEAD)" \
-            --suite-name grafana-oss-unit-tests \
-            /tmp/unit.log || true
-
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: false

Makefile

@@ -19,9 +19,6 @@ GO_BUILD_FLAGS += $(if $(GO_BUILD_TAGS),-build-tags=$(GO_BUILD_TAGS))
 GO_BUILD_FLAGS += $(GO_RACE_FLAG)
 GO_TEST_FLAGS += $(if $(GO_BUILD_TAGS),-tags=$(GO_BUILD_TAGS))
 GO_TEST_OUTPUT := $(shell [ -n "$(GO_TEST_OUTPUT)" ] && echo '-json | tee $(GO_TEST_OUTPUT) | tparse -all')
-GO_UNIT_COVERAGE ?= true
-GO_UNIT_COVER_PROFILE ?= unit.cov
-GO_INTEGRATION_COVER_PROFILE ?= integration.cov
 GIT_BASE = remotes/origin/main
 
 # GNU xargs has flag -r, and BSD xargs (e.g. MacOS) has that behaviour by default
@@ -273,11 +270,6 @@ test-go-unit: ## Run unit tests for backend with flags.
 	@echo "backend unit tests"
 	$(GO) test $(GO_RACE_FLAG) $(GO_TEST_FLAGS) -v -short -timeout=30m $(GO_TEST_FILES) $(GO_TEST_OUTPUT)
 
-.PHONY: test-go-unit-cov
-test-go-unit-cov: ## Run unit tests for backend with flags and coverage
-	@echo "backend unit tests with coverage"
-	$(GO) test $(GO_RACE_FLAG) $(GO_TEST_FLAGS) -v -short $(if $(filter true,$(GO_UNIT_COVERAGE)),-covermode=atomic -coverprofile=$(GO_UNIT_COVER_PROFILE) $(if $(GO_UNIT_TEST_COVERPKG),-coverpkg=$(GO_UNIT_TEST_COVERPKG)),) -timeout=30m $(GO_TEST_FILES) $(GO_TEST_OUTPUT)
-
 .PHONY: test-go-unit-pretty
 test-go-unit-pretty: check-tparse
 	@if [ -z "$(FILES)" ]; then \