mirror of
https://github.com/open-telemetry/opentelemetry-go.git
synced 2024-12-14 10:13:10 +02:00
db7fd1bb51
* No wrap RELEASING Semantic Convention Generation section * Initial generator * Update template render * Add exception and schema templates * Add semconv/internal http unification * Add http template * Add licenses header * Embed the templates * Update static version in schema tmpl * Add semconv-generate target to Makefile Use this target to generate versions of the semconv packages. * Generate semconv packages * Update RELEASING to use make semconv-generate * Add comments to semconvkit * Make SemVer a method instead of a field * Remove semconv/v* from codecov * Fix lint for semconvkit main.go * Fix documentation of validateHTTPStatusCode Co-authored-by: Chester Cheung <cheung.zhy.csu@gmail.com>
85 lines
2.1 KiB
Go
85 lines
2.1 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 semconvkit is used to generate opentelemetry-go specific semantic
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// convention code. It is expected to be used in with the semconvgen utility
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// (go.opentelemetry.io/build-tools/semconvgen) to completely generate
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// versioned sub-packages of go.opentelemetry.io/otel/semconv.
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package main
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import (
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"embed"
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"flag"
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"log"
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"os"
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"path/filepath"
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"strings"
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"text/template"
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)
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var (
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out = flag.String("output", "./", "output directory")
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tag = flag.String("tag", "", "OpenTelemetry tagged version")
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//go:embed templates/*.tmpl
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rootFS embed.FS
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)
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// SemanticConventions are information about the semantic conventions being
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// generated.
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type SemanticConventions struct {
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// TagVer is the tagged version (i.e. v1.7.0 and not 1.7.0).
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TagVer string
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}
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func (sc SemanticConventions) SemVer() string {
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return strings.TrimPrefix(*tag, "v")
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}
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// render renders all templates to the dest directory using the data.
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func render(dest string, data *SemanticConventions) error {
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tmpls, err := template.ParseFS(rootFS, "templates/*.tmpl")
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if err != nil {
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return err
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}
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for _, tmpl := range tmpls.Templates() {
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target := filepath.Join(dest, strings.TrimSuffix(tmpl.Name(), ".tmpl"))
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wr, err := os.Create(target)
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if err != nil {
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return err
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}
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err = tmpl.Execute(wr, data)
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if err != nil {
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return err
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}
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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 *tag == "" {
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log.Fatalf("invalid tag: %q", *tag)
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}
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sc := &SemanticConventions{TagVer: *tag}
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if err := render(*out, sc); err != nil {
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log.Fatal(err)
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}
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}
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