mirror of
https://github.com/open-telemetry/opentelemetry-go.git
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d46c0d2e36
* Refactor common repo code for crosslink * Add dbotconf utility * Add dependabot-generate target to Makefile * Generate dependabot.yml * Update Makefile targets related to dependabot-generate
113 lines
2.7 KiB
Go
113 lines
2.7 KiB
Go
// Copyright The OpenTelemetry Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// Package main provides a utility to generate a complete dependabot
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// configuration for a repository with multiple Go modules.
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package main
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import (
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"flag"
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"fmt"
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"log"
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"os"
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"path/filepath"
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"sort"
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"strings"
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"text/template"
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"go.opentelemetry.io/otel/internal/tools"
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"golang.org/x/mod/modfile"
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)
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var configPtr = flag.String("config", "./.github/dependabot.yml", "dependabot configuration path")
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const configTemplate = `# File generated by "make dependabot-generate"; DO NOT EDIT.
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version: 2
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updates:
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- package-ecosystem: github-actions
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directory: /
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labels:
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- dependencies
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- actions
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- "Skip Changelog"
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schedule:
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day: sunday
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interval: weekly
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{{- range .}}
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- package-ecosystem: gomod
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directory: {{.}}
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labels:
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- dependencies
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- go
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- "Skip Changelog"
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schedule:
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day: sunday
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interval: weekly
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{{- end}}
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`
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func gomodDirectories(basePath string, mods []*modfile.File) []string {
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var dirs []string
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for _, m := range mods {
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targetPath := filepath.Dir(m.Syntax.Name)
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relPath := strings.TrimPrefix(targetPath, basePath)
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if relPath == "" {
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relPath = "/"
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}
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dirs = append(dirs, relPath)
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}
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sort.Strings(dirs)
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return dirs
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}
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func generate(path string) error {
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tpl, err := template.New("dependabot.yml").Parse(configTemplate)
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if err != nil {
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return fmt.Errorf("parse template: %w", err)
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}
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root, err := tools.FindRepoRoot()
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if err != nil {
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return fmt.Errorf("find repo root: %w", err)
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}
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mods, err := root.FindModules()
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if err != nil {
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return fmt.Errorf("list modules: %w", err)
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}
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data := gomodDirectories(string(root), mods)
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f, err := os.OpenFile(path, os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0755)
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if err != nil {
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return err
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}
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if err = tpl.Execute(f, data); err != nil {
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// Best effort.
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_ = f.Close()
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return fmt.Errorf("rendering template: %w", err)
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}
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if err = f.Close(); err != nil {
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return fmt.Errorf("closing %s: %w", path, err)
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}
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return nil
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}
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func main() {
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flag.Parse()
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if err := generate(*configPtr); err != nil {
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log.Fatalf("failed to generate dependabot configuration: %v", err)
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}
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}
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