337 lines
8.1 KiB
Go
337 lines
8.1 KiB
Go
// Copyright 2014 The Gogs Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package models
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import (
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"encoding/json"
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"errors"
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"io/ioutil"
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"time"
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"github.com/gogits/gogs/modules/httplib"
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"github.com/gogits/gogs/modules/log"
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"github.com/gogits/gogs/modules/setting"
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"github.com/gogits/gogs/modules/uuid"
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)
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var (
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ErrWebhookNotExist = errors.New("Webhook does not exist")
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)
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type HookContentType int
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const (
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JSON HookContentType = iota + 1
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FORM
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)
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func (t HookContentType) Name() string {
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switch t {
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case JSON:
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return "json"
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case FORM:
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return "form"
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}
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return ""
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}
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// HookEvent represents events that will delivery hook.
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type HookEvent struct {
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PushOnly bool `json:"push_only"`
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}
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// Webhook represents a web hook object.
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type Webhook struct {
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Id int64
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RepoId int64
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Url string `xorm:"TEXT"`
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ContentType HookContentType
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Secret string `xorm:"TEXT"`
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Events string `xorm:"TEXT"`
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*HookEvent `xorm:"-"`
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IsSsl bool
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IsActive bool
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HookTaskType HookTaskType
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Meta string `xorm:"TEXT"` // store hook-specific attributes
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OrgId int64
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}
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// GetEvent handles conversion from Events to HookEvent.
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func (w *Webhook) GetEvent() {
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w.HookEvent = &HookEvent{}
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if err := json.Unmarshal([]byte(w.Events), w.HookEvent); err != nil {
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log.Error(4, "webhook.GetEvent(%d): %v", w.Id, err)
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}
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}
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func (w *Webhook) GetSlackHook() *Slack {
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s := &Slack{}
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if err := json.Unmarshal([]byte(w.Meta), s); err != nil {
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log.Error(4, "webhook.GetSlackHook(%d): %v", w.Id, err)
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}
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return s
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}
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// UpdateEvent handles conversion from HookEvent to Events.
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func (w *Webhook) UpdateEvent() error {
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data, err := json.Marshal(w.HookEvent)
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w.Events = string(data)
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return err
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}
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// HasPushEvent returns true if hook enbaled push event.
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func (w *Webhook) HasPushEvent() bool {
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if w.PushOnly {
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return true
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}
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return false
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}
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// CreateWebhook creates a new web hook.
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func CreateWebhook(w *Webhook) error {
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_, err := x.Insert(w)
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return err
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}
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// GetWebhookById returns webhook by given ID.
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func GetWebhookById(hookId int64) (*Webhook, error) {
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w := &Webhook{Id: hookId}
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has, err := x.Get(w)
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if err != nil {
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return nil, err
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} else if !has {
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return nil, ErrWebhookNotExist
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}
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return w, nil
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}
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// GetActiveWebhooksByRepoId returns all active webhooks of repository.
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func GetActiveWebhooksByRepoId(repoId int64) (ws []*Webhook, err error) {
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err = x.Where("repo_id=?", repoId).And("is_active=?", true).Find(&ws)
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return ws, err
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}
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// GetWebhooksByRepoId returns all webhooks of repository.
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func GetWebhooksByRepoId(repoId int64) (ws []*Webhook, err error) {
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err = x.Find(&ws, &Webhook{RepoId: repoId})
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return ws, err
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}
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// UpdateWebhook updates information of webhook.
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func UpdateWebhook(w *Webhook) error {
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_, err := x.Id(w.Id).AllCols().Update(w)
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return err
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}
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// DeleteWebhook deletes webhook of repository.
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func DeleteWebhook(hookId int64) error {
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_, err := x.Delete(&Webhook{Id: hookId})
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return err
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}
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// GetWebhooksByOrgId returns all webhooks for an organization.
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func GetWebhooksByOrgId(orgId int64) (ws []*Webhook, err error) {
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err = x.Find(&ws, &Webhook{OrgId: orgId})
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return ws, err
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}
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// GetActiveWebhooksByOrgId returns all active webhooks for an organization.
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func GetActiveWebhooksByOrgId(orgId int64) (ws []*Webhook, err error) {
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err = x.Where("org_id=?", orgId).And("is_active=?", true).Find(&ws)
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return ws, err
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}
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// ___ ___ __ ___________ __
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// / | \ ____ ____ | | _\__ ___/____ _____| | __
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// / ~ \/ _ \ / _ \| |/ / | | \__ \ / ___/ |/ /
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// \ Y ( <_> | <_> ) < | | / __ \_\___ \| <
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// \___|_ / \____/ \____/|__|_ \ |____| (____ /____ >__|_ \
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// \/ \/ \/ \/ \/
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type HookTaskType int
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const (
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GOGS HookTaskType = iota + 1
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SLACK
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)
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func (t HookTaskType) Name() string {
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switch t {
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case GOGS:
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return "gogs"
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case SLACK:
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return "slack"
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}
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return ""
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}
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type HookEventType string
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const (
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PUSH HookEventType = "push"
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)
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type PayloadAuthor struct {
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Name string `json:"name"`
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Email string `json:"email"`
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UserName string `json:"username"`
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}
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type PayloadCommit struct {
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Id string `json:"id"`
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Message string `json:"message"`
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Url string `json:"url"`
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Author *PayloadAuthor `json:"author"`
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}
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type PayloadRepo struct {
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Id int64 `json:"id"`
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Name string `json:"name"`
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Url string `json:"url"`
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Description string `json:"description"`
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Website string `json:"website"`
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Watchers int `json:"watchers"`
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Owner *PayloadAuthor `json:"owner"`
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Private bool `json:"private"`
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}
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type BasePayload interface {
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GetJSONPayload() ([]byte, error)
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}
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// Payload represents a payload information of hook.
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type Payload struct {
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Secret string `json:"secret"`
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Ref string `json:"ref"`
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Commits []*PayloadCommit `json:"commits"`
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Repo *PayloadRepo `json:"repository"`
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Pusher *PayloadAuthor `json:"pusher"`
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Before string `json:"before"`
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After string `json:"after"`
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CompareUrl string `json:"compare_url"`
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}
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func (p Payload) GetJSONPayload() ([]byte, error) {
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data, err := json.Marshal(p)
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if err != nil {
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return []byte{}, err
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}
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return data, nil
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}
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// HookTask represents a hook task.
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type HookTask struct {
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Id int64
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Uuid string
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Type HookTaskType
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Url string
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BasePayload `xorm:"-"`
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PayloadContent string `xorm:"TEXT"`
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ContentType HookContentType
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EventType HookEventType
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IsSsl bool
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IsDelivered bool
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IsSucceed bool
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}
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// CreateHookTask creates a new hook task,
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// it handles conversion from Payload to PayloadContent.
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func CreateHookTask(t *HookTask) error {
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data, err := t.BasePayload.GetJSONPayload()
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if err != nil {
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return err
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}
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t.Uuid = uuid.NewV4().String()
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t.PayloadContent = string(data)
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_, err = x.Insert(t)
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return err
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}
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// UpdateHookTask updates information of hook task.
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func UpdateHookTask(t *HookTask) error {
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_, err := x.Id(t.Id).AllCols().Update(t)
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return err
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}
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var (
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// Prevent duplicate deliveries.
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// This happens with massive hook tasks cannot finish delivering
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// before next shooting starts.
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isShooting = false
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)
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// DeliverHooks checks and delivers undelivered hooks.
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// FIXME: maybe can use goroutine to shoot a number of them at same time?
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func DeliverHooks() {
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if isShooting {
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return
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}
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isShooting = true
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defer func() { isShooting = false }()
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tasks := make([]*HookTask, 0, 10)
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timeout := time.Duration(setting.WebhookDeliverTimeout) * time.Second
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x.Where("is_delivered=?", false).Iterate(new(HookTask),
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func(idx int, bean interface{}) error {
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t := bean.(*HookTask)
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req := httplib.Post(t.Url).SetTimeout(timeout, timeout).
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Header("X-Gogs-Delivery", t.Uuid).
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Header("X-Gogs-Event", string(t.EventType))
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switch t.ContentType {
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case JSON:
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req = req.Header("Content-Type", "application/json").Body(t.PayloadContent)
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case FORM:
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req.Param("payload", t.PayloadContent)
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}
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t.IsDelivered = true
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// FIXME: record response.
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switch t.Type {
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case GOGS:
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{
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if _, err := req.Response(); err != nil {
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log.Error(4, "Delivery: %v", err)
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} else {
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t.IsSucceed = true
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}
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}
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case SLACK:
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{
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if res, err := req.Response(); err != nil {
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log.Error(4, "Delivery: %v", err)
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} else {
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defer res.Body.Close()
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contents, err := ioutil.ReadAll(res.Body)
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if err != nil {
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log.Error(4, "%s", err)
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} else {
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if string(contents) != "ok" {
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log.Error(4, "slack failed with: %s", string(contents))
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} else {
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t.IsSucceed = true
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}
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}
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}
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}
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}
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tasks = append(tasks, t)
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if t.IsSucceed {
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log.Trace("Hook delivered(%s): %s", t.Uuid, t.PayloadContent)
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}
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return nil
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})
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// Update hook task status.
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for _, t := range tasks {
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if err := UpdateHookTask(t); err != nil {
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log.Error(4, "UpdateHookTask(%d): %v", t.Id, err)
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}
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}
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}
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