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498 lines
15 KiB
Go
498 lines
15 KiB
Go
// Copyright 2023 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package actions
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// GitHub Actions Artifacts API Simple Description
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//
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// 1. Upload artifact
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// 1.1. Post upload url
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// Post: /api/actions_pipeline/_apis/pipelines/workflows/{run_id}/artifacts?api-version=6.0-preview
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// Request:
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// {
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// "Type": "actions_storage",
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// "Name": "artifact"
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// }
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// Response:
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// {
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// "fileContainerResourceUrl":"/api/actions_pipeline/_apis/pipelines/workflows/{run_id}/artifacts/{artifact_id}/upload"
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// }
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// it acquires an upload url for artifact upload
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// 1.2. Upload artifact
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// PUT: /api/actions_pipeline/_apis/pipelines/workflows/{run_id}/artifacts/{artifact_id}/upload?itemPath=artifact%2Ffilename
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// it upload chunk with headers:
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// x-tfs-filelength: 1024 // total file length
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// content-length: 1024 // chunk length
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// x-actions-results-md5: md5sum // md5sum of chunk
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// content-range: bytes 0-1023/1024 // chunk range
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// we save all chunks to one storage directory after md5sum check
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// 1.3. Confirm upload
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// PATCH: /api/actions_pipeline/_apis/pipelines/workflows/{run_id}/artifacts/{artifact_id}/upload?itemPath=artifact%2Ffilename
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// it confirm upload and merge all chunks to one file, save this file to storage
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//
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// 2. Download artifact
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// 2.1 list artifacts
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// GET: /api/actions_pipeline/_apis/pipelines/workflows/{run_id}/artifacts?api-version=6.0-preview
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// Response:
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// {
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// "count": 1,
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// "value": [
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// {
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// "name": "artifact",
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// "fileContainerResourceUrl": "/api/actions_pipeline/_apis/pipelines/workflows/{run_id}/artifacts/{artifact_id}/path"
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// }
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// ]
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// }
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// 2.2 download artifact
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// GET: /api/actions_pipeline/_apis/pipelines/workflows/{run_id}/artifacts/{artifact_id}/path?api-version=6.0-preview
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// Response:
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// {
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// "value": [
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// {
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// "contentLocation": "/api/actions_pipeline/_apis/pipelines/workflows/{run_id}/artifacts/{artifact_id}/download",
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// "path": "artifact/filename",
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// "itemType": "file"
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// }
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// ]
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// }
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// 2.3 download artifact file
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// GET: /api/actions_pipeline/_apis/pipelines/workflows/{run_id}/artifacts/{artifact_id}/download?itemPath=artifact%2Ffilename
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// Response:
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// download file
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//
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import (
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"crypto/md5"
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"errors"
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"fmt"
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"net/http"
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"strconv"
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"strings"
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"code.gitea.io/gitea/models/actions"
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"code.gitea.io/gitea/models/db"
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"code.gitea.io/gitea/modules/json"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/setting"
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"code.gitea.io/gitea/modules/storage"
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"code.gitea.io/gitea/modules/util"
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"code.gitea.io/gitea/modules/web"
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web_types "code.gitea.io/gitea/modules/web/types"
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actions_service "code.gitea.io/gitea/services/actions"
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"code.gitea.io/gitea/services/context"
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)
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const artifactRouteBase = "/_apis/pipelines/workflows/{run_id}/artifacts"
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type artifactContextKeyType struct{}
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var artifactContextKey = artifactContextKeyType{}
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type ArtifactContext struct {
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*context.Base
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ActionTask *actions.ActionTask
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}
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func init() {
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web.RegisterResponseStatusProvider[*ArtifactContext](func(req *http.Request) web_types.ResponseStatusProvider {
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return req.Context().Value(artifactContextKey).(*ArtifactContext)
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})
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}
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func ArtifactsRoutes(prefix string) *web.Route {
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m := web.NewRoute()
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m.Use(ArtifactContexter())
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r := artifactRoutes{
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prefix: prefix,
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fs: storage.ActionsArtifacts,
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}
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m.Group(artifactRouteBase, func() {
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// retrieve, list and confirm artifacts
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m.Combo("").Get(r.listArtifacts).Post(r.getUploadArtifactURL).Patch(r.comfirmUploadArtifact)
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// handle container artifacts list and download
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m.Put("/{artifact_hash}/upload", r.uploadArtifact)
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// handle artifacts download
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m.Get("/{artifact_hash}/download_url", r.getDownloadArtifactURL)
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m.Get("/{artifact_id}/download", r.downloadArtifact)
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})
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return m
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}
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func ArtifactContexter() func(next http.Handler) http.Handler {
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return func(next http.Handler) http.Handler {
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return http.HandlerFunc(func(resp http.ResponseWriter, req *http.Request) {
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base, baseCleanUp := context.NewBaseContext(resp, req)
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defer baseCleanUp()
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ctx := &ArtifactContext{Base: base}
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ctx.AppendContextValue(artifactContextKey, ctx)
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// action task call server api with Bearer ACTIONS_RUNTIME_TOKEN
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// we should verify the ACTIONS_RUNTIME_TOKEN
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authHeader := req.Header.Get("Authorization")
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if len(authHeader) == 0 || !strings.HasPrefix(authHeader, "Bearer ") {
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ctx.Error(http.StatusUnauthorized, "Bad authorization header")
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return
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}
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// New act_runner uses jwt to authenticate
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tID, err := actions_service.ParseAuthorizationToken(req)
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var task *actions.ActionTask
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if err == nil {
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task, err = actions.GetTaskByID(req.Context(), tID)
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if err != nil {
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log.Error("Error runner api getting task by ID: %v", err)
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ctx.Error(http.StatusInternalServerError, "Error runner api getting task by ID")
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return
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}
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if task.Status != actions.StatusRunning {
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log.Error("Error runner api getting task: task is not running")
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ctx.Error(http.StatusInternalServerError, "Error runner api getting task: task is not running")
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return
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}
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} else {
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// Old act_runner uses GITEA_TOKEN to authenticate
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authToken := strings.TrimPrefix(authHeader, "Bearer ")
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task, err = actions.GetRunningTaskByToken(req.Context(), authToken)
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if err != nil {
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log.Error("Error runner api getting task: %v", err)
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ctx.Error(http.StatusInternalServerError, "Error runner api getting task")
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return
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}
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}
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if err := task.LoadJob(req.Context()); err != nil {
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log.Error("Error runner api getting job: %v", err)
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ctx.Error(http.StatusInternalServerError, "Error runner api getting job")
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return
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}
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ctx.ActionTask = task
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next.ServeHTTP(ctx.Resp, ctx.Req)
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})
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}
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}
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type artifactRoutes struct {
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prefix string
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fs storage.ObjectStorage
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}
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func (ar artifactRoutes) buildArtifactURL(runID int64, artifactHash, suffix string) string {
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uploadURL := strings.TrimSuffix(setting.AppURL, "/") + strings.TrimSuffix(ar.prefix, "/") +
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strings.ReplaceAll(artifactRouteBase, "{run_id}", strconv.FormatInt(runID, 10)) +
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"/" + artifactHash + "/" + suffix
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return uploadURL
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}
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type getUploadArtifactRequest struct {
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Type string
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Name string
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RetentionDays int64
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}
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type getUploadArtifactResponse struct {
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FileContainerResourceURL string `json:"fileContainerResourceUrl"`
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}
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// getUploadArtifactURL generates a URL for uploading an artifact
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func (ar artifactRoutes) getUploadArtifactURL(ctx *ArtifactContext) {
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_, runID, ok := validateRunID(ctx)
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if !ok {
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return
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}
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var req getUploadArtifactRequest
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if err := json.NewDecoder(ctx.Req.Body).Decode(&req); err != nil {
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log.Error("Error decode request body: %v", err)
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ctx.Error(http.StatusInternalServerError, "Error decode request body")
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return
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}
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// set retention days
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retentionQuery := ""
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if req.RetentionDays > 0 {
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retentionQuery = fmt.Sprintf("?retentionDays=%d", req.RetentionDays)
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}
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// use md5(artifact_name) to create upload url
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artifactHash := fmt.Sprintf("%x", md5.Sum([]byte(req.Name)))
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resp := getUploadArtifactResponse{
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FileContainerResourceURL: ar.buildArtifactURL(runID, artifactHash, "upload"+retentionQuery),
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}
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log.Debug("[artifact] get upload url: %s", resp.FileContainerResourceURL)
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ctx.JSON(http.StatusOK, resp)
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}
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func (ar artifactRoutes) uploadArtifact(ctx *ArtifactContext) {
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task, runID, ok := validateRunID(ctx)
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if !ok {
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return
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}
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artifactName, artifactPath, ok := parseArtifactItemPath(ctx)
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if !ok {
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return
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}
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// get upload file size
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fileRealTotalSize, contentLength, err := getUploadFileSize(ctx)
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if err != nil {
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log.Error("Error get upload file size: %v", err)
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ctx.Error(http.StatusInternalServerError, "Error get upload file size")
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return
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}
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// get artifact retention days
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expiredDays := setting.Actions.ArtifactRetentionDays
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if queryRetentionDays := ctx.Req.URL.Query().Get("retentionDays"); queryRetentionDays != "" {
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expiredDays, err = strconv.ParseInt(queryRetentionDays, 10, 64)
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if err != nil {
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log.Error("Error parse retention days: %v", err)
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ctx.Error(http.StatusBadRequest, "Error parse retention days")
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return
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}
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}
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log.Debug("[artifact] upload chunk, name: %s, path: %s, size: %d, retention days: %d",
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artifactName, artifactPath, fileRealTotalSize, expiredDays)
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// create or get artifact with name and path
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artifact, err := actions.CreateArtifact(ctx, task, artifactName, artifactPath, expiredDays)
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if err != nil {
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log.Error("Error create or get artifact: %v", err)
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ctx.Error(http.StatusInternalServerError, "Error create or get artifact")
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return
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}
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// save chunk to storage, if success, return chunk stotal size
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// if artifact is not gzip when uploading, chunksTotalSize == fileRealTotalSize
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// if artifact is gzip when uploading, chunksTotalSize < fileRealTotalSize
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chunksTotalSize, err := saveUploadChunk(ar.fs, ctx, artifact, contentLength, runID)
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if err != nil {
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log.Error("Error save upload chunk: %v", err)
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ctx.Error(http.StatusInternalServerError, "Error save upload chunk")
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return
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}
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// update artifact size if zero or not match, over write artifact size
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if artifact.FileSize == 0 ||
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artifact.FileCompressedSize == 0 ||
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artifact.FileSize != fileRealTotalSize ||
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artifact.FileCompressedSize != chunksTotalSize {
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artifact.FileSize = fileRealTotalSize
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artifact.FileCompressedSize = chunksTotalSize
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artifact.ContentEncoding = ctx.Req.Header.Get("Content-Encoding")
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if err := actions.UpdateArtifactByID(ctx, artifact.ID, artifact); err != nil {
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log.Error("Error update artifact: %v", err)
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ctx.Error(http.StatusInternalServerError, "Error update artifact")
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return
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}
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log.Debug("[artifact] update artifact size, artifact_id: %d, size: %d, compressed size: %d",
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artifact.ID, artifact.FileSize, artifact.FileCompressedSize)
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}
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ctx.JSON(http.StatusOK, map[string]string{
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"message": "success",
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})
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}
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// comfirmUploadArtifact comfirm upload artifact.
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// if all chunks are uploaded, merge them to one file.
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func (ar artifactRoutes) comfirmUploadArtifact(ctx *ArtifactContext) {
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_, runID, ok := validateRunID(ctx)
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if !ok {
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return
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}
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artifactName := ctx.Req.URL.Query().Get("artifactName")
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if artifactName == "" {
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log.Warn("Error artifact name is empty")
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ctx.Error(http.StatusBadRequest, "Error artifact name is empty")
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return
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}
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if err := mergeChunksForRun(ctx, ar.fs, runID, artifactName); err != nil {
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log.Error("Error merge chunks: %v", err)
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ctx.Error(http.StatusInternalServerError, "Error merge chunks")
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return
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}
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ctx.JSON(http.StatusOK, map[string]string{
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"message": "success",
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})
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}
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type (
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listArtifactsResponse struct {
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Count int64 `json:"count"`
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Value []listArtifactsResponseItem `json:"value"`
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}
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listArtifactsResponseItem struct {
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Name string `json:"name"`
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FileContainerResourceURL string `json:"fileContainerResourceUrl"`
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}
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)
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func (ar artifactRoutes) listArtifacts(ctx *ArtifactContext) {
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_, runID, ok := validateRunID(ctx)
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if !ok {
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return
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}
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artifacts, err := db.Find[actions.ActionArtifact](ctx, actions.FindArtifactsOptions{RunID: runID})
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if err != nil {
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log.Error("Error getting artifacts: %v", err)
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ctx.Error(http.StatusInternalServerError, err.Error())
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return
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}
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if len(artifacts) == 0 {
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log.Debug("[artifact] handleListArtifacts, no artifacts")
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ctx.Error(http.StatusNotFound)
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return
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}
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var (
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items []listArtifactsResponseItem
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values = make(map[string]bool)
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)
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for _, art := range artifacts {
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if values[art.ArtifactName] {
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continue
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}
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artifactHash := fmt.Sprintf("%x", md5.Sum([]byte(art.ArtifactName)))
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item := listArtifactsResponseItem{
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Name: art.ArtifactName,
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FileContainerResourceURL: ar.buildArtifactURL(runID, artifactHash, "download_url"),
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}
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items = append(items, item)
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values[art.ArtifactName] = true
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log.Debug("[artifact] handleListArtifacts, name: %s, url: %s", item.Name, item.FileContainerResourceURL)
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}
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respData := listArtifactsResponse{
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Count: int64(len(items)),
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Value: items,
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}
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ctx.JSON(http.StatusOK, respData)
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}
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type (
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downloadArtifactResponse struct {
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Value []downloadArtifactResponseItem `json:"value"`
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}
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downloadArtifactResponseItem struct {
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Path string `json:"path"`
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ItemType string `json:"itemType"`
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ContentLocation string `json:"contentLocation"`
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}
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)
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// getDownloadArtifactURL generates download url for each artifact
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func (ar artifactRoutes) getDownloadArtifactURL(ctx *ArtifactContext) {
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_, runID, ok := validateRunID(ctx)
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if !ok {
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return
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}
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itemPath := util.PathJoinRel(ctx.Req.URL.Query().Get("itemPath"))
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if !validateArtifactHash(ctx, itemPath) {
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return
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}
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artifacts, err := db.Find[actions.ActionArtifact](ctx, actions.FindArtifactsOptions{
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RunID: runID,
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ArtifactName: itemPath,
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})
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if err != nil {
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log.Error("Error getting artifacts: %v", err)
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ctx.Error(http.StatusInternalServerError, err.Error())
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return
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}
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if len(artifacts) == 0 {
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log.Debug("[artifact] getDownloadArtifactURL, no artifacts")
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ctx.Error(http.StatusNotFound)
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return
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}
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if itemPath != artifacts[0].ArtifactName {
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log.Error("Error dismatch artifact name, itemPath: %v, artifact: %v", itemPath, artifacts[0].ArtifactName)
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ctx.Error(http.StatusBadRequest, "Error dismatch artifact name")
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return
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}
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var items []downloadArtifactResponseItem
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for _, artifact := range artifacts {
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var downloadURL string
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if setting.Actions.ArtifactStorage.MinioConfig.ServeDirect {
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u, err := ar.fs.URL(artifact.StoragePath, artifact.ArtifactName)
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if err != nil && !errors.Is(err, storage.ErrURLNotSupported) {
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log.Error("Error getting serve direct url: %v", err)
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}
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if u != nil {
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downloadURL = u.String()
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}
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}
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if downloadURL == "" {
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downloadURL = ar.buildArtifactURL(runID, strconv.FormatInt(artifact.ID, 10), "download")
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}
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item := downloadArtifactResponseItem{
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Path: util.PathJoinRel(itemPath, artifact.ArtifactPath),
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ItemType: "file",
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ContentLocation: downloadURL,
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}
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log.Debug("[artifact] getDownloadArtifactURL, path: %s, url: %s", item.Path, item.ContentLocation)
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items = append(items, item)
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}
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respData := downloadArtifactResponse{
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Value: items,
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}
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ctx.JSON(http.StatusOK, respData)
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}
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// downloadArtifact downloads artifact content
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func (ar artifactRoutes) downloadArtifact(ctx *ArtifactContext) {
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_, runID, ok := validateRunID(ctx)
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if !ok {
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return
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}
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artifactID := ctx.ParamsInt64("artifact_id")
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artifact, exist, err := db.GetByID[actions.ActionArtifact](ctx, artifactID)
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if err != nil {
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log.Error("Error getting artifact: %v", err)
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ctx.Error(http.StatusInternalServerError, err.Error())
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return
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} else if !exist {
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log.Error("artifact with ID %d does not exist", artifactID)
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ctx.Error(http.StatusNotFound, fmt.Sprintf("artifact with ID %d does not exist", artifactID))
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return
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}
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if artifact.RunID != runID {
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log.Error("Error dismatch runID and artifactID, task: %v, artifact: %v", runID, artifactID)
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ctx.Error(http.StatusBadRequest, err.Error())
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return
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}
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fd, err := ar.fs.Open(artifact.StoragePath)
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if err != nil {
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log.Error("Error opening file: %v", err)
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ctx.Error(http.StatusInternalServerError, err.Error())
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return
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}
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defer fd.Close()
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// if artifact is compressed, set content-encoding header to gzip
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if artifact.ContentEncoding == "gzip" {
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ctx.Resp.Header().Set("Content-Encoding", "gzip")
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}
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log.Debug("[artifact] downloadArtifact, name: %s, path: %s, storage: %s, size: %d", artifact.ArtifactName, artifact.ArtifactPath, artifact.StoragePath, artifact.FileSize)
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ctx.ServeContent(fd, &context.ServeHeaderOptions{
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Filename: artifact.ArtifactName,
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LastModified: artifact.CreatedUnix.AsLocalTime(),
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})
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}
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