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forgejo/services/webhook/dingtalk.go
oliverpool 53f6f62ad4
Store webhook event in database (#29145)
Refactor the webhook logic, to have the type-dependent processing happen
only in one place.

---

1. An event happens
2. It is pre-processed (depending on the webhook type) and its body is
added to a task queue
3. When the task is processed, some more logic (depending on the webhook
type as well) is applied to make an HTTP request

This means that webhook-type dependant logic is needed in step 2 and 3.
This is cumbersome and brittle to maintain.

Updated webhook flow with this PR:
1. An event happens
2. It is stored as-is and added to a task queue
3. When the task is processed, the event is processed (depending on the
webhook type) to make an HTTP request

So the only webhook-type dependent logic happens in one place (step 3)
which should be much more robust.

- the raw event must be stored in the hooktask (until now, the
pre-processed body was stored)
- to ensure that previous hooktasks are correctly sent, a
`payload_version` is added (version 1: the body has already been
pre-process / version 2: the body is the raw event)

So future webhook additions will only have to deal with creating an
http.Request based on the raw event (no need to adjust the code in
multiple places, like currently).

Moreover since this processing happens when fetching from the task
queue, it ensures that the queuing of new events (upon a `git push` for
instance) does not get slowed down by a slow webhook.

As a concrete example, the PR #19307 for custom webhooks, should be
substantially smaller:
- no need to change `services/webhook/deliver.go`
- minimal change in `services/webhook/webhook.go` (add the new webhook
to the map)
- no need to change all the individual webhook files (since with this
refactor the `*webhook_model.Webhook` is provided as argument)

(cherry picked from commit 26653b196bd1d15c532af41f60351596dd4330bd)

Conflicts:
	services/webhook/deliver_test.go
	trivial context conflict
2024-03-11 23:36:59 +07:00

195 lines
6.8 KiB
Go

// Copyright 2017 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package webhook
import (
"context"
"fmt"
"net/http"
"net/url"
"strings"
webhook_model "code.gitea.io/gitea/models/webhook"
"code.gitea.io/gitea/modules/git"
api "code.gitea.io/gitea/modules/structs"
"code.gitea.io/gitea/modules/util"
webhook_module "code.gitea.io/gitea/modules/webhook"
dingtalk "gitea.com/lunny/dingtalk_webhook"
)
type (
// DingtalkPayload represents
DingtalkPayload dingtalk.Payload
)
// Create implements PayloadConvertor Create method
func (dc dingtalkConvertor) Create(p *api.CreatePayload) (DingtalkPayload, error) {
// created tag/branch
refName := git.RefName(p.Ref).ShortName()
title := fmt.Sprintf("[%s] %s %s created", p.Repo.FullName, p.RefType, refName)
return createDingtalkPayload(title, title, fmt.Sprintf("view ref %s", refName), p.Repo.HTMLURL+"/src/"+util.PathEscapeSegments(refName)), nil
}
// Delete implements PayloadConvertor Delete method
func (dc dingtalkConvertor) Delete(p *api.DeletePayload) (DingtalkPayload, error) {
// created tag/branch
refName := git.RefName(p.Ref).ShortName()
title := fmt.Sprintf("[%s] %s %s deleted", p.Repo.FullName, p.RefType, refName)
return createDingtalkPayload(title, title, fmt.Sprintf("view ref %s", refName), p.Repo.HTMLURL+"/src/"+util.PathEscapeSegments(refName)), nil
}
// Fork implements PayloadConvertor Fork method
func (dc dingtalkConvertor) Fork(p *api.ForkPayload) (DingtalkPayload, error) {
title := fmt.Sprintf("%s is forked to %s", p.Forkee.FullName, p.Repo.FullName)
return createDingtalkPayload(title, title, fmt.Sprintf("view forked repo %s", p.Repo.FullName), p.Repo.HTMLURL), nil
}
// Push implements PayloadConvertor Push method
func (dc dingtalkConvertor) Push(p *api.PushPayload) (DingtalkPayload, error) {
var (
branchName = git.RefName(p.Ref).ShortName()
commitDesc string
)
var titleLink, linkText string
if p.TotalCommits == 1 {
commitDesc = "1 new commit"
titleLink = p.Commits[0].URL
linkText = "view commit"
} else {
commitDesc = fmt.Sprintf("%d new commits", p.TotalCommits)
titleLink = p.CompareURL
linkText = "view commits"
}
if titleLink == "" {
titleLink = p.Repo.HTMLURL + "/src/" + util.PathEscapeSegments(branchName)
}
title := fmt.Sprintf("[%s:%s] %s", p.Repo.FullName, branchName, commitDesc)
var text string
// for each commit, generate attachment text
for i, commit := range p.Commits {
var authorName string
if commit.Author != nil {
authorName = " - " + commit.Author.Name
}
text += fmt.Sprintf("[%s](%s) %s", commit.ID[:7], commit.URL,
strings.TrimRight(commit.Message, "\r\n")) + authorName
// add linebreak to each commit but the last
if i < len(p.Commits)-1 {
text += "\r\n"
}
}
return createDingtalkPayload(title, text, linkText, titleLink), nil
}
// Issue implements PayloadConvertor Issue method
func (dc dingtalkConvertor) Issue(p *api.IssuePayload) (DingtalkPayload, error) {
text, issueTitle, attachmentText, _ := getIssuesPayloadInfo(p, noneLinkFormatter, true)
return createDingtalkPayload(issueTitle, text+"\r\n\r\n"+attachmentText, "view issue", p.Issue.HTMLURL), nil
}
// Wiki implements PayloadConvertor Wiki method
func (dc dingtalkConvertor) Wiki(p *api.WikiPayload) (DingtalkPayload, error) {
text, _, _ := getWikiPayloadInfo(p, noneLinkFormatter, true)
url := p.Repository.HTMLURL + "/wiki/" + url.PathEscape(p.Page)
return createDingtalkPayload(text, text, "view wiki", url), nil
}
// IssueComment implements PayloadConvertor IssueComment method
func (dc dingtalkConvertor) IssueComment(p *api.IssueCommentPayload) (DingtalkPayload, error) {
text, issueTitle, _ := getIssueCommentPayloadInfo(p, noneLinkFormatter, true)
return createDingtalkPayload(issueTitle, text+"\r\n\r\n"+p.Comment.Body, "view issue comment", p.Comment.HTMLURL), nil
}
// PullRequest implements PayloadConvertor PullRequest method
func (dc dingtalkConvertor) PullRequest(p *api.PullRequestPayload) (DingtalkPayload, error) {
text, issueTitle, attachmentText, _ := getPullRequestPayloadInfo(p, noneLinkFormatter, true)
return createDingtalkPayload(issueTitle, text+"\r\n\r\n"+attachmentText, "view pull request", p.PullRequest.HTMLURL), nil
}
// Review implements PayloadConvertor Review method
func (dc dingtalkConvertor) Review(p *api.PullRequestPayload, event webhook_module.HookEventType) (DingtalkPayload, error) {
var text, title string
switch p.Action {
case api.HookIssueReviewed:
action, err := parseHookPullRequestEventType(event)
if err != nil {
return DingtalkPayload{}, err
}
title = fmt.Sprintf("[%s] Pull request review %s : #%d %s", p.Repository.FullName, action, p.Index, p.PullRequest.Title)
text = p.Review.Content
}
return createDingtalkPayload(title, title+"\r\n\r\n"+text, "view pull request", p.PullRequest.HTMLURL), nil
}
// Repository implements PayloadConvertor Repository method
func (dc dingtalkConvertor) Repository(p *api.RepositoryPayload) (DingtalkPayload, error) {
switch p.Action {
case api.HookRepoCreated:
title := fmt.Sprintf("[%s] Repository created", p.Repository.FullName)
return createDingtalkPayload(title, title, "view repository", p.Repository.HTMLURL), nil
case api.HookRepoDeleted:
title := fmt.Sprintf("[%s] Repository deleted", p.Repository.FullName)
return DingtalkPayload{
MsgType: "text",
Text: struct {
Content string `json:"content"`
}{
Content: title,
},
}, nil
}
return DingtalkPayload{}, nil
}
// Release implements PayloadConvertor Release method
func (dc dingtalkConvertor) Release(p *api.ReleasePayload) (DingtalkPayload, error) {
text, _ := getReleasePayloadInfo(p, noneLinkFormatter, true)
return createDingtalkPayload(text, text, "view release", p.Release.HTMLURL), nil
}
func (dc dingtalkConvertor) Package(p *api.PackagePayload) (DingtalkPayload, error) {
text, _ := getPackagePayloadInfo(p, noneLinkFormatter, true)
return createDingtalkPayload(text, text, "view package", p.Package.HTMLURL), nil
}
func createDingtalkPayload(title, text, singleTitle, singleURL string) DingtalkPayload {
return DingtalkPayload{
MsgType: "actionCard",
ActionCard: dingtalk.ActionCard{
Text: strings.TrimSpace(text),
Title: strings.TrimSpace(title),
HideAvatar: "0",
SingleTitle: singleTitle,
// https://developers.dingtalk.com/document/app/message-link-description
// to open the link in browser, we should use this URL, otherwise the page is displayed inside DingTalk client, very difficult to visit non-public URLs.
SingleURL: "dingtalk://dingtalkclient/page/link?pc_slide=false&url=" + url.QueryEscape(singleURL),
},
}
}
type dingtalkConvertor struct{}
var _ payloadConvertor[DingtalkPayload] = dingtalkConvertor{}
func newDingtalkRequest(ctx context.Context, w *webhook_model.Webhook, t *webhook_model.HookTask) (*http.Request, []byte, error) {
return newJSONRequest(dingtalkConvertor{}, w, t, true)
}