bjoernager/forgejo
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[REFACTOR] webhook shared code to prevent import cycles

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This commit is contained in:
oliverpool 2024-04-03 14:22:36 +02:00
parent c4adb08d6d
commit 04a398a1af
17 changed files with 232 additions and 211 deletions
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65
services/webhook/default.go
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@ -5,13 +5,8 @@ package webhook
import (
"context"
"crypto/hmac"
"crypto/sha1"
"crypto/sha256"
"encoding/hex"
"fmt"
"html/template"
"io"
"net/http"
"net/url"
"strings"
@ -21,6 +16,7 @@ import (
"code.gitea.io/gitea/modules/svg"
webhook_module "code.gitea.io/gitea/modules/webhook"
"code.gitea.io/gitea/services/forms"
"code.gitea.io/gitea/services/webhook/shared"
)
var _ Handler = defaultHandler{}
@ -39,16 +35,16 @@ func (dh defaultHandler) Type() webhook_module.HookType {
func (dh defaultHandler) Icon(size int) template.HTML {
if dh.forgejo {
// forgejo.svg is not in web_src/svg/, so svg.RenderHTML does not work
return imgIcon("forgejo.svg", size)
return shared.ImgIcon("forgejo.svg", size)
}
return svg.RenderHTML("gitea-gitea", size, "img")
}
func (defaultHandler) Metadata(*webhook_model.Webhook) any { return nil }
func (defaultHandler) FormFields(bind func(any)) FormFields {
func (defaultHandler) UnmarshalForm(bind func(any)) forms.WebhookForm {
var form struct {
forms.WebhookForm
forms.WebhookCoreForm
PayloadURL string `binding:"Required;ValidUrl"`
HTTPMethod string `binding:"Required;In(POST,GET)"`
ContentType int `binding:"Required"`
@ -60,13 +56,13 @@ func (defaultHandler) FormFields(bind func(any)) FormFields {
if webhook_model.HookContentType(form.ContentType) == webhook_model.ContentTypeForm {
contentType = webhook_model.ContentTypeForm
}
return FormFields{
WebhookForm: form.WebhookForm,
URL: form.PayloadURL,
ContentType: contentType,
Secret: form.Secret,
HTTPMethod: form.HTTPMethod,
Metadata: nil,
return forms.WebhookForm{
WebhookCoreForm: form.WebhookCoreForm,
URL: form.PayloadURL,
ContentType: contentType,
Secret: form.Secret,
HTTPMethod: form.HTTPMethod,
Metadata: nil,
}
}
@ -130,42 +126,5 @@ func (defaultHandler) NewRequest(ctx context.Context, w *webhook_model.Webhook,
}
body = []byte(t.PayloadContent)
return req, body, addDefaultHeaders(req, []byte(w.Secret), t, body)
}
func addDefaultHeaders(req *http.Request, secret []byte, t *webhook_model.HookTask, payloadContent []byte) error {
var signatureSHA1 string
var signatureSHA256 string
if len(secret) > 0 {
sig1 := hmac.New(sha1.New, secret)
sig256 := hmac.New(sha256.New, secret)
_, err := io.MultiWriter(sig1, sig256).Write(payloadContent)
if err != nil {
// this error should never happen, since the hashes are writing to []byte and always return a nil error.
return fmt.Errorf("prepareWebhooks.sigWrite: %w", err)
}
signatureSHA1 = hex.EncodeToString(sig1.Sum(nil))
signatureSHA256 = hex.EncodeToString(sig256.Sum(nil))
}
event := t.EventType.Event()
eventType := string(t.EventType)
req.Header.Add("X-Forgejo-Delivery", t.UUID)
req.Header.Add("X-Forgejo-Event", event)
req.Header.Add("X-Forgejo-Event-Type", eventType)
req.Header.Add("X-Forgejo-Signature", signatureSHA256)
req.Header.Add("X-Gitea-Delivery", t.UUID)
req.Header.Add("X-Gitea-Event", event)
req.Header.Add("X-Gitea-Event-Type", eventType)
req.Header.Add("X-Gitea-Signature", signatureSHA256)
req.Header.Add("X-Gogs-Delivery", t.UUID)
req.Header.Add("X-Gogs-Event", event)
req.Header.Add("X-Gogs-Event-Type", eventType)
req.Header.Add("X-Gogs-Signature", signatureSHA256)
req.Header.Add("X-Hub-Signature", "sha1="+signatureSHA1)
req.Header.Add("X-Hub-Signature-256", "sha256="+signatureSHA256)
req.Header["X-GitHub-Delivery"] = []string{t.UUID}
req.Header["X-GitHub-Event"] = []string{event}
req.Header["X-GitHub-Event-Type"] = []string{eventType}
return nil
return req, body, shared.AddDefaultHeaders(req, []byte(w.Secret), t, body)
}