woodpecker/server/api/hook.go

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// Copyright 2022 Woodpecker Authors
// Copyright 2021 Informatyka Boguslawski sp. z o.o. sp.k., http://www.ib.pl/
// Copyright 2018 Drone.IO Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// 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
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package api
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import (
"errors"
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"fmt"
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"net/http"
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"strconv"
"github.com/gin-gonic/gin"
"github.com/rs/zerolog/log"
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"go.woodpecker-ci.org/woodpecker/v2/server"
"go.woodpecker-ci.org/woodpecker/v2/server/forge"
"go.woodpecker-ci.org/woodpecker/v2/server/forge/types"
"go.woodpecker-ci.org/woodpecker/v2/server/model"
"go.woodpecker-ci.org/woodpecker/v2/server/pipeline"
"go.woodpecker-ci.org/woodpecker/v2/server/store"
"go.woodpecker-ci.org/woodpecker/v2/shared/token"
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)
// GetQueueInfo
//
// @Summary Get pipeline queue information
// @Description TODO: link the InfoT response object - this is blocked, until the `swaggo/swag` tool dependency is v1.18.12 or newer
// @Router /queue/info [get]
// @Produce json
// @Success 200 {object} map[string]string
// @Tags Pipeline queues
// @Param Authorization header string true "Insert your personal access token" default(Bearer <personal access token>)
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func GetQueueInfo(c *gin.Context) {
c.IndentedJSON(http.StatusOK,
server.Config.Services.Queue.Info(c),
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)
}
// PauseQueue
//
// @Summary Pause the pipeline queue
// @Router /queue/pause [post]
// @Produce plain
// @Success 204
// @Tags Pipeline queues
// @Param Authorization header string true "Insert your personal access token" default(Bearer <personal access token>)
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func PauseQueue(c *gin.Context) {
server.Config.Services.Queue.Pause()
c.Status(http.StatusNoContent)
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}
// ResumeQueue
//
// @Summary Resume the pipeline queue
// @Router /queue/resume [post]
// @Produce plain
// @Success 204
// @Tags Pipeline queues
// @Param Authorization header string true "Insert your personal access token" default(Bearer <personal access token>)
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func ResumeQueue(c *gin.Context) {
server.Config.Services.Queue.Resume()
c.Status(http.StatusNoContent)
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}
// BlockTilQueueHasRunningItem
//
// @Summary Block til pipeline queue has a running item
// @Router /queue/norunningpipelines [get]
// @Produce plain
// @Success 204
// @Tags Pipeline queues
// @Param Authorization header string true "Insert your personal access token" default(Bearer <personal access token>)
func BlockTilQueueHasRunningItem(c *gin.Context) {
for {
info := server.Config.Services.Queue.Info(c)
if info.Stats.Running == 0 {
break
}
}
c.Status(http.StatusNoContent)
}
// PostHook
//
// @Summary Incoming webhook from forge
// @Router /hook [post]
// @Produce plain
// @Success 200
// @Tags System
// @Param hook body object true "the webhook payload; forge is automatically detected"
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func PostHook(c *gin.Context) {
_store := store.FromContext(c)
//
// 1. Check if the webhook is valid and authorized
//
var repo *model.Repo
_, err := token.ParseRequest([]token.Type{token.HookToken}, c.Request, func(t *token.Token) (string, error) {
var err error
repo, err = getRepoFromToken(_store, t)
if err != nil {
return "", err
}
return repo.Hash, nil
})
if err != nil {
msg := "failure to parse token from hook"
log.Error().Err(err).Msg(msg)
c.String(http.StatusBadRequest, msg)
return
}
if repo == nil {
msg := "failure to get repo from token"
log.Error().Msg(msg)
c.String(http.StatusBadRequest, msg)
return
}
_forge, err := server.Config.Services.Manager.ForgeFromRepo(repo)
if err != nil {
log.Error().Err(err).Int64("repo-id", repo.ID).Msgf("Cannot get forge with id: %d", repo.ForgeID)
c.AbortWithStatus(http.StatusInternalServerError)
return
}
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//
// 2. Parse the webhook data
//
repoFromForge, pipelineFromForge, err := _forge.Hook(c, c.Request)
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if err != nil {
if errors.Is(err, &types.ErrIgnoreEvent{}) {
msg := fmt.Sprintf("forge driver: %s", err)
log.Debug().Err(err).Msg(msg)
c.String(http.StatusOK, msg)
return
}
msg := "failure to parse hook"
log.Debug().Err(err).Msg(msg)
c.String(http.StatusBadRequest, msg)
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return
}
if pipelineFromForge == nil {
msg := "ignoring hook: hook parsing resulted in empty pipeline"
log.Debug().Msg(msg)
c.String(http.StatusOK, msg)
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return
}
if repoFromForge == nil {
msg := "failure to ascertain repo from hook"
log.Debug().Msg(msg)
c.String(http.StatusBadRequest, msg)
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return
}
//
// 3. Check the repo from the token is matching the repo returned by the forge
//
if repo.ForgeRemoteID != repoFromForge.ForgeRemoteID {
log.Warn().Msgf("ignoring hook: repo %s does not match the repo from the token", repo.FullName)
c.String(http.StatusBadRequest, "failure to parse token from hook")
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return
}
//
// 4. Check if the repo is active and has an owner
//
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if !repo.IsActive {
log.Debug().Msgf("ignoring hook: repo %s is inactive", repoFromForge.FullName)
c.Status(http.StatusNoContent)
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return
}
if repo.UserID == 0 {
log.Warn().Msgf("ignoring hook. repo %s has no owner.", repo.FullName)
c.Status(http.StatusNoContent)
return
}
user, err := _store.GetUser(repo.UserID)
if err != nil {
handleDBError(c, err)
return
}
forge.Refresh(c, _forge, _store, user)
//
// 4. Update the repo
//
if repo.FullName != repoFromForge.FullName {
// create a redirection
err = _store.CreateRedirection(&model.Redirection{RepoID: repo.ID, FullName: repo.FullName})
if err != nil {
_ = c.AbortWithError(http.StatusInternalServerError, err)
return
}
}
repo.Update(repoFromForge)
err = _store.UpdateRepo(repo)
if err != nil {
c.String(http.StatusInternalServerError, err.Error())
return
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}
//
// 5. Check if pull requests are allowed for this repo
//
if (pipelineFromForge.Event == model.EventPull || pipelineFromForge.Event == model.EventPullClosed) && !repo.AllowPull {
log.Debug().Str("repo", repo.FullName).Msg("ignoring hook: pull requests are disabled for this repo in woodpecker")
c.Status(http.StatusNoContent)
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return
}
//
// 6. Finally create a pipeline
//
pl, err := pipeline.Create(c, _store, repo, pipelineFromForge)
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if err != nil {
handlePipelineErr(c, err)
} else {
c.JSON(http.StatusOK, pl)
}
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}
func getRepoFromToken(store store.Store, t *token.Token) (*model.Repo, error) {
// try to get the repo by the repo-id
repoID, err := strconv.ParseInt(t.Get("repo-id"), 10, 64)
if err == nil {
return store.GetRepo(repoID)
}
// try to get the repo by the repo name or by its redirection
repoName := t.Get("text")
return store.GetRepoName(repoName)
}