2019-02-20 18:34:26 +00:00
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// Copyright 2019 Drone IO, Inc.
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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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2019-02-19 23:56:41 +00:00
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package parser
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import (
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"errors"
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"fmt"
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"net/http"
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"net/http/httputil"
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"os"
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"strconv"
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"strings"
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2019-02-20 23:15:29 +00:00
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"time"
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2019-02-19 23:56:41 +00:00
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"github.com/drone/drone/core"
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"github.com/drone/go-scm/scm"
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)
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// TODO(bradrydzewski): stash, push hook missing link
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// TODO(bradrydzewski): stash, tag hook missing timestamp
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// TODO(bradrydzewski): stash, tag hook missing commit message
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// TODO(bradrydzewski): stash, tag hook missing link
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// TODO(bradrydzewski): stash, pull request hook missing link
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// TODO(bradrydzewski): stash, hooks missing repository clone http url
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// TODO(bradrydzewski): stash, hooks missing repository clone ssh url
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// TODO(bradrydzewski): stash, hooks missing repository html link
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// TODO(bradrydzewski): gogs, push hook missing author avatar, using sender instead.
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// TODO(bradrydzewski): gogs, pull request hook missing commit sha.
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// TODO(bradrydzewski): gogs, tag hook missing commit sha.
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// TODO(bradrydzewski): gogs, sender missing Name field.
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// TODO(bradrydzewski): gogs, push hook missing repository html url
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// TODO(bradrydzewski): gitea, push hook missing author avatar, using sender instead.
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// TODO(bradrydzewski): gitea, tag hook missing commit sha.
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// TODO(bradrydzewski): gitea, sender missing Name field.
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// TODO(bradrydzewski): gitea, push hook missing repository html url
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// TODO(bradrydzewski): bitbucket, pull request hook missing author email.
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2019-04-16 03:05:41 +00:00
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// TODO(bradrydzewski): bitbucket, hooks missing default repository branch.
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2019-02-19 23:56:41 +00:00
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// TODO(bradrydzewski): github, push hook timestamp is negative value.
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// TODO(bradrydzewski): github, pull request message is empty
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// represents a deleted ref in the github webhook.
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const emptyCommit = "0000000000000000000000000000000000000000"
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// this is intended for local testing and instructs the handler
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// to print the contents of the hook to stdout.
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var debugPrintHook = false
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func init() {
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debugPrintHook, _ = strconv.ParseBool(
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os.Getenv("DRONE_DEBUG_DUMP_HOOK"),
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)
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}
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// New returns a new HookParser.
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func New(client *scm.Client) core.HookParser {
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return &parser{client}
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}
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type parser struct {
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client *scm.Client
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}
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func (p *parser) Parse(req *http.Request, secretFunc func(string) string) (*core.Hook, *core.Repository, error) {
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if debugPrintHook {
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// if DRONE_DEBUG_DUMP_HOOK=true print the http.Request
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// headers and body to stdout.
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out, _ := httputil.DumpRequest(req, true)
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os.Stderr.Write(out)
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}
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// callback function provides the webhook parser with
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// a per-repository secret key used to verify the webhook
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// payload signature for authenticity.
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fn := func(webhook scm.Webhook) (string, error) {
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if webhook == nil {
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return "", errors.New("Invalid or malformed webhook")
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}
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repo := webhook.Repository()
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slug := scm.Join(repo.Namespace, repo.Name)
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secret := secretFunc(slug)
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if secret == "" {
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return secret, errors.New("Cannot find repository")
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}
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return secret, nil
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}
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payload, err := p.client.Webhooks.Parse(req, fn)
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if err == scm.ErrUnknownEvent {
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return nil, nil, nil
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}
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if err != nil {
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return nil, nil, err
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}
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var repo *core.Repository
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var hook *core.Hook
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switch v := payload.(type) {
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case *scm.PushHook:
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// github sends push hooks when tags and branches are
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// deleted. These hooks should be ignored.
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if v.Commit.Sha == emptyCommit {
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return nil, nil, nil
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}
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// github sends push hooks when tags are created. The
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// push hook contains more information than the tag hook,
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// so we choose to use the push hook for tags.
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if strings.HasPrefix(v.Ref, "refs/tags/") {
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hook = &core.Hook{
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Trigger: core.TriggerHook, // core.TriggerHook
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Event: core.EventTag,
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Action: core.ActionCreate,
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Link: v.Commit.Link,
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Timestamp: v.Commit.Author.Date.Unix(),
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Message: v.Commit.Message,
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Before: v.Before,
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After: v.Commit.Sha,
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2019-06-17 06:51:30 +00:00
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Source: scm.TrimRef(v.BaseRef),
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Target: scm.TrimRef(v.BaseRef),
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2019-02-19 23:56:41 +00:00
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Ref: v.Ref,
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Author: v.Commit.Author.Login,
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AuthorName: v.Commit.Author.Name,
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AuthorEmail: v.Commit.Author.Email,
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AuthorAvatar: v.Commit.Author.Avatar,
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Sender: v.Sender.Login,
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}
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} else {
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hook = &core.Hook{
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Trigger: core.TriggerHook, //core.TriggerHook,
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Event: core.EventPush,
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Link: v.Commit.Link,
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Timestamp: v.Commit.Author.Date.Unix(),
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Message: v.Commit.Message,
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Before: v.Before,
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After: v.Commit.Sha,
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Ref: v.Ref,
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Source: strings.TrimPrefix(v.Ref, "refs/heads/"),
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Target: strings.TrimPrefix(v.Ref, "refs/heads/"),
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Author: v.Commit.Author.Login,
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AuthorName: v.Commit.Author.Name,
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AuthorEmail: v.Commit.Author.Email,
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AuthorAvatar: v.Commit.Author.Avatar,
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Sender: v.Sender.Login,
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}
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}
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repo = &core.Repository{
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UID: v.Repo.ID,
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Namespace: v.Repo.Namespace,
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Name: v.Repo.Name,
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Slug: scm.Join(v.Repo.Namespace, v.Repo.Name),
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Link: v.Repo.Link,
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Branch: v.Repo.Branch,
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Private: v.Repo.Private,
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HTTPURL: v.Repo.Clone,
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SSHURL: v.Repo.CloneSSH,
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}
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// gogs and gitea do not include the author avatar in
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// the webhook, but they do include the sender avatar.
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// use the sender avatar when necessary.
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if hook.AuthorAvatar == "" {
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hook.AuthorAvatar = v.Sender.Avatar
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}
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return hook, repo, nil
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case *scm.TagHook:
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if v.Action != scm.ActionCreate {
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return nil, nil, nil
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}
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// when a tag is created github sends both a push hook
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// and a tag create hook. The push hook contains more
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// information, so we choose to use the push hook and
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// ignore the native tag hook.
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if p.client.Driver == scm.DriverGithub ||
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p.client.Driver == scm.DriverGitea ||
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p.client.Driver == scm.DriverGitlab {
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return nil, nil, nil
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}
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// the tag hook does not include the commit link, message
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// or timestamp. In some cases it does not event include
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// the sha (gogs). Note that we may need to fetch additional
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// details to augment the webhook.
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hook = &core.Hook{
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Trigger: core.TriggerHook, // core.TriggerHook,
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Event: core.EventTag,
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Action: core.ActionCreate,
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Link: "",
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Timestamp: 0,
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Message: "",
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After: v.Ref.Sha,
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Ref: v.Ref.Name,
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Source: v.Ref.Name,
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Target: v.Ref.Name,
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Author: v.Sender.Login,
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AuthorName: v.Sender.Name,
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AuthorEmail: v.Sender.Email,
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AuthorAvatar: v.Sender.Avatar,
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Sender: v.Sender.Login,
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}
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repo = &core.Repository{
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UID: v.Repo.ID,
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Namespace: v.Repo.Namespace,
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Name: v.Repo.Name,
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Slug: scm.Join(v.Repo.Namespace, v.Repo.Name),
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Link: v.Repo.Link,
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Branch: v.Repo.Branch,
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Private: v.Repo.Private,
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HTTPURL: v.Repo.Clone,
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SSHURL: v.Repo.CloneSSH,
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}
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// TODO(bradrydzewski) can we use scm.ExpandRef here?
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if !strings.HasPrefix(hook.Ref, "refs/tags/") {
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hook.Ref = fmt.Sprintf("refs/tags/%s", hook.Ref)
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}
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if hook.AuthorAvatar == "" {
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hook.AuthorAvatar = v.Sender.Avatar
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}
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return hook, repo, nil
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case *scm.PullRequestHook:
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if v.Action != scm.ActionOpen && v.Action != scm.ActionSync {
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return nil, nil, nil
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}
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// Pull Requests are not supported for Bitbucket due
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// to lack of refs (e.g. refs/pull-requests/42/from).
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// Please contact Bitbucket Support if you would like to
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// see this feature enabled:
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// https://bitbucket.org/site/master/issues/5814/repository-refs-for-pull-requests
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if p.client.Driver == scm.DriverBitbucket {
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return nil, nil, nil
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}
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hook = &core.Hook{
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Trigger: core.TriggerHook, // core.TriggerHook,
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Event: core.EventPullRequest,
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2019-06-25 02:49:54 +00:00
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Action: v.Action.String(),
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2019-02-19 23:56:41 +00:00
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Link: v.PullRequest.Link,
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Timestamp: v.PullRequest.Created.Unix(),
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Title: v.PullRequest.Title,
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Message: v.PullRequest.Body,
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2019-07-19 00:56:06 +00:00
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Before: v.PullRequest.Base.Sha,
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2019-02-19 23:56:41 +00:00
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After: v.PullRequest.Sha,
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Ref: v.PullRequest.Ref,
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Fork: v.PullRequest.Fork,
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Source: v.PullRequest.Source,
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Target: v.PullRequest.Target,
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Author: v.PullRequest.Author.Login,
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AuthorName: v.PullRequest.Author.Name,
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AuthorEmail: v.PullRequest.Author.Email,
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AuthorAvatar: v.PullRequest.Author.Avatar,
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Sender: v.Sender.Login,
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}
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// HACK this is a workaround for github. The pull
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// request title is populated, but not the message.
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if hook.Message == "" {
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hook.Message = hook.Title
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}
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repo = &core.Repository{
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UID: v.Repo.ID,
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Namespace: v.Repo.Namespace,
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Name: v.Repo.Name,
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Slug: scm.Join(v.Repo.Namespace, v.Repo.Name),
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Link: v.Repo.Link,
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Branch: v.Repo.Branch,
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Private: v.Repo.Private,
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HTTPURL: v.Repo.Clone,
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SSHURL: v.Repo.CloneSSH,
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}
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if hook.AuthorAvatar == "" {
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hook.AuthorAvatar = v.Sender.Avatar
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}
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return hook, repo, nil
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case *scm.BranchHook:
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if v.Action != scm.ActionCreate {
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return nil, nil, nil
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}
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if p.client.Driver != scm.DriverStash {
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return nil, nil, nil
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}
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hook = &core.Hook{
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Trigger: core.TriggerHook, // core.TriggerHook,
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Event: core.EventPush,
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Link: "",
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Timestamp: 0,
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Message: "",
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After: v.Ref.Sha,
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Ref: v.Ref.Name,
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Source: v.Ref.Name,
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Target: v.Ref.Name,
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Author: v.Sender.Login,
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AuthorName: v.Sender.Name,
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AuthorEmail: v.Sender.Email,
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AuthorAvatar: v.Sender.Avatar,
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Sender: v.Sender.Login,
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}
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repo = &core.Repository{
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UID: v.Repo.ID,
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Namespace: v.Repo.Namespace,
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Name: v.Repo.Name,
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Slug: scm.Join(v.Repo.Namespace, v.Repo.Name),
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Link: v.Repo.Link,
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Branch: v.Repo.Branch,
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Private: v.Repo.Private,
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HTTPURL: v.Repo.Clone,
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SSHURL: v.Repo.CloneSSH,
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}
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return hook, repo, nil
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2019-02-20 23:15:29 +00:00
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case *scm.DeployHook:
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hook = &core.Hook{
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Trigger: core.TriggerHook,
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Event: core.EventPromote,
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Link: v.TargetURL,
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Timestamp: time.Now().Unix(),
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Message: v.Desc,
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After: v.Ref.Sha,
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Ref: v.Ref.Path,
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Source: v.Ref.Name,
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Target: v.Ref.Name,
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Author: v.Sender.Login,
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AuthorName: v.Sender.Name,
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AuthorEmail: v.Sender.Email,
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AuthorAvatar: v.Sender.Avatar,
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Sender: v.Sender.Login,
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Deployment: v.Target,
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2019-08-26 19:26:09 +00:00
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DeploymentID: v.Number,
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2019-02-20 23:15:29 +00:00
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Params: toMap(v.Data),
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}
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repo = &core.Repository{
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UID: v.Repo.ID,
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Namespace: v.Repo.Namespace,
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Name: v.Repo.Name,
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Slug: scm.Join(v.Repo.Namespace, v.Repo.Name),
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Link: v.Repo.Link,
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Branch: v.Repo.Branch,
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Private: v.Repo.Private,
|
|
|
|
HTTPURL: v.Repo.Clone,
|
|
|
|
SSHURL: v.Repo.CloneSSH,
|
|
|
|
}
|
|
|
|
return hook, repo, nil
|
2019-02-19 23:56:41 +00:00
|
|
|
default:
|
|
|
|
return nil, nil, nil
|
|
|
|
}
|
|
|
|
}
|
2019-02-20 23:15:29 +00:00
|
|
|
|
|
|
|
func toMap(src interface{}) map[string]string {
|
|
|
|
set, ok := src.(map[string]interface{})
|
|
|
|
if !ok {
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
dst := map[string]string{}
|
|
|
|
for k, v := range set {
|
|
|
|
dst[k] = fmt.Sprint(v)
|
|
|
|
}
|
2020-01-30 23:03:48 +00:00
|
|
|
return dst
|
2019-02-20 23:15:29 +00:00
|
|
|
}
|