forgejo/services/webhook/webhook.go
Earl Warren c101c2e0b9
[BRANDING] define the forgejo webhook type
templates/swagger/v1_json.tmpl updated with `make generate-swagger`

(cherry picked from commit 88899c492e)
(cherry picked from commit 7171bd9617)
(cherry picked from commit 1a742446c1)
(cherry picked from commit d7c189d7b2)

Conflicts:
	routers/web/web.go
(cherry picked from commit cbdea868e4)
(cherry picked from commit 6cd150483b)
(cherry picked from commit 47246da8d3)
(cherry picked from commit f2aa0e6b76)
(cherry picked from commit 5a4fc69a16)
(cherry picked from commit 48e444ca09)
(cherry picked from commit 888e537811)
(cherry picked from commit 5121f493c9)
(cherry picked from commit 9394e55fdf)
(cherry picked from commit 3a2ce51768)
(cherry picked from commit 719ead3a65)
(cherry picked from commit 83e6f82e2a)
(cherry picked from commit 494a429b21)
(cherry picked from commit d30c90c0ab)
(cherry picked from commit 3c83b325c4)
(cherry picked from commit 470bffae63)
(cherry picked from commit 1d65921719)
2023-07-11 08:31:27 +02:00

272 lines
6.9 KiB
Go

// Copyright 2019 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package webhook
import (
"context"
"fmt"
"strings"
repo_model "code.gitea.io/gitea/models/repo"
user_model "code.gitea.io/gitea/models/user"
webhook_model "code.gitea.io/gitea/models/webhook"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/graceful"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/queue"
"code.gitea.io/gitea/modules/setting"
api "code.gitea.io/gitea/modules/structs"
"code.gitea.io/gitea/modules/util"
webhook_module "code.gitea.io/gitea/modules/webhook"
"github.com/gobwas/glob"
)
type webhook struct {
name webhook_module.HookType
payloadCreator func(p api.Payloader, event webhook_module.HookEventType, meta string) (api.Payloader, error)
}
var webhooks = map[webhook_module.HookType]*webhook{
webhook_module.SLACK: {
name: webhook_module.SLACK,
payloadCreator: GetSlackPayload,
},
webhook_module.DISCORD: {
name: webhook_module.DISCORD,
payloadCreator: GetDiscordPayload,
},
webhook_module.DINGTALK: {
name: webhook_module.DINGTALK,
payloadCreator: GetDingtalkPayload,
},
webhook_module.TELEGRAM: {
name: webhook_module.TELEGRAM,
payloadCreator: GetTelegramPayload,
},
webhook_module.MSTEAMS: {
name: webhook_module.MSTEAMS,
payloadCreator: GetMSTeamsPayload,
},
webhook_module.FEISHU: {
name: webhook_module.FEISHU,
payloadCreator: GetFeishuPayload,
},
webhook_module.MATRIX: {
name: webhook_module.MATRIX,
payloadCreator: GetMatrixPayload,
},
webhook_module.WECHATWORK: {
name: webhook_module.WECHATWORK,
payloadCreator: GetWechatworkPayload,
},
webhook_module.PACKAGIST: {
name: webhook_module.PACKAGIST,
payloadCreator: GetPackagistPayload,
},
}
// IsValidHookTaskType returns true if a webhook registered
func IsValidHookTaskType(name string) bool {
if name == webhook_module.FORGEJO || name == webhook_module.GITEA || name == webhook_module.GOGS {
return true
}
_, ok := webhooks[name]
return ok
}
// hookQueue is a global queue of web hooks
var hookQueue *queue.WorkerPoolQueue[int64]
// getPayloadBranch returns branch for hook event, if applicable.
func getPayloadBranch(p api.Payloader) string {
switch pp := p.(type) {
case *api.CreatePayload:
if pp.RefType == "branch" {
return pp.Ref
}
case *api.DeletePayload:
if pp.RefType == "branch" {
return pp.Ref
}
case *api.PushPayload:
if strings.HasPrefix(pp.Ref, git.BranchPrefix) {
return pp.Ref[len(git.BranchPrefix):]
}
}
return ""
}
// EventSource represents the source of a webhook action. Repository and/or Owner must be set.
type EventSource struct {
Repository *repo_model.Repository
Owner *user_model.User
}
// handle delivers hook tasks
func handler(items ...int64) []int64 {
ctx := graceful.GetManager().HammerContext()
for _, taskID := range items {
task, err := webhook_model.GetHookTaskByID(ctx, taskID)
if err != nil {
log.Error("GetHookTaskByID[%d] failed: %v", taskID, err)
continue
}
if task.IsDelivered {
// Already delivered in the meantime
log.Trace("Task[%d] has already been delivered", task.ID)
continue
}
if err := Deliver(ctx, task); err != nil {
log.Error("Unable to deliver webhook task[%d]: %v", task.ID, err)
}
}
return nil
}
func enqueueHookTask(taskID int64) error {
err := hookQueue.Push(taskID)
if err != nil && err != queue.ErrAlreadyInQueue {
return err
}
return nil
}
func checkBranch(w *webhook_model.Webhook, branch string) bool {
if w.BranchFilter == "" || w.BranchFilter == "*" {
return true
}
g, err := glob.Compile(w.BranchFilter)
if err != nil {
// should not really happen as BranchFilter is validated
log.Error("CheckBranch failed: %s", err)
return false
}
return g.Match(branch)
}
// PrepareWebhook creates a hook task and enqueues it for processing
func PrepareWebhook(ctx context.Context, w *webhook_model.Webhook, event webhook_module.HookEventType, p api.Payloader) error {
// Skip sending if webhooks are disabled.
if setting.DisableWebhooks {
return nil
}
for _, e := range w.EventCheckers() {
if event == e.Type {
if !e.Has() {
return nil
}
break
}
}
// Avoid sending "0 new commits" to non-integration relevant webhooks (e.g. slack, discord, etc.).
// Integration webhooks (e.g. drone) still receive the required data.
if pushEvent, ok := p.(*api.PushPayload); ok &&
w.Type != webhook_module.FORGEJO && w.Type != webhook_module.GITEA && w.Type != webhook_module.GOGS &&
len(pushEvent.Commits) == 0 {
return nil
}
// If payload has no associated branch (e.g. it's a new tag, issue, etc.),
// branch filter has no effect.
if branch := getPayloadBranch(p); branch != "" {
if !checkBranch(w, branch) {
log.Info("Branch %q doesn't match branch filter %q, skipping", branch, w.BranchFilter)
return nil
}
}
var payloader api.Payloader
var err error
webhook, ok := webhooks[w.Type]
if ok {
payloader, err = webhook.payloadCreator(p, event, w.Meta)
if err != nil {
return fmt.Errorf("create payload for %s[%s]: %w", w.Type, event, err)
}
} else {
payloader = p
}
task, err := webhook_model.CreateHookTask(ctx, &webhook_model.HookTask{
HookID: w.ID,
Payloader: payloader,
EventType: event,
})
if err != nil {
return fmt.Errorf("CreateHookTask: %w", err)
}
return enqueueHookTask(task.ID)
}
// PrepareWebhooks adds new webhooks to task queue for given payload.
func PrepareWebhooks(ctx context.Context, source EventSource, event webhook_module.HookEventType, p api.Payloader) error {
owner := source.Owner
var ws []*webhook_model.Webhook
if source.Repository != nil {
repoHooks, err := webhook_model.ListWebhooksByOpts(ctx, &webhook_model.ListWebhookOptions{
RepoID: source.Repository.ID,
IsActive: util.OptionalBoolTrue,
})
if err != nil {
return fmt.Errorf("ListWebhooksByOpts: %w", err)
}
ws = append(ws, repoHooks...)
owner = source.Repository.MustOwner(ctx)
}
// append additional webhooks of a user or organization
if owner != nil {
ownerHooks, err := webhook_model.ListWebhooksByOpts(ctx, &webhook_model.ListWebhookOptions{
OwnerID: owner.ID,
IsActive: util.OptionalBoolTrue,
})
if err != nil {
return fmt.Errorf("ListWebhooksByOpts: %w", err)
}
ws = append(ws, ownerHooks...)
}
// Add any admin-defined system webhooks
systemHooks, err := webhook_model.GetSystemWebhooks(ctx, util.OptionalBoolTrue)
if err != nil {
return fmt.Errorf("GetSystemWebhooks: %w", err)
}
ws = append(ws, systemHooks...)
if len(ws) == 0 {
return nil
}
for _, w := range ws {
if err := PrepareWebhook(ctx, w, event, p); err != nil {
return err
}
}
return nil
}
// ReplayHookTask replays a webhook task
func ReplayHookTask(ctx context.Context, w *webhook_model.Webhook, uuid string) error {
task, err := webhook_model.ReplayHookTask(ctx, w.ID, uuid)
if err != nil {
return err
}
return enqueueHookTask(task.ID)
}