389 lines
15 KiB
Go
389 lines
15 KiB
Go
package api
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import (
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"context"
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"fmt"
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"net/http"
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"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/auth"
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"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
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"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/errors"
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s3middleware "git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/middleware"
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"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
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"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/metrics"
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"github.com/go-chi/chi/v5"
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"github.com/go-chi/chi/v5/middleware"
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"go.uber.org/zap"
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)
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type (
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// Handler is an S3 API handler interface.
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Handler interface {
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HeadObjectHandler(http.ResponseWriter, *http.Request)
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GetObjectACLHandler(http.ResponseWriter, *http.Request)
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PutObjectACLHandler(http.ResponseWriter, *http.Request)
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GetObjectTaggingHandler(http.ResponseWriter, *http.Request)
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PutObjectTaggingHandler(http.ResponseWriter, *http.Request)
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DeleteObjectTaggingHandler(http.ResponseWriter, *http.Request)
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SelectObjectContentHandler(http.ResponseWriter, *http.Request)
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GetObjectRetentionHandler(http.ResponseWriter, *http.Request)
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GetObjectLegalHoldHandler(http.ResponseWriter, *http.Request)
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GetObjectHandler(http.ResponseWriter, *http.Request)
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GetObjectAttributesHandler(http.ResponseWriter, *http.Request)
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CopyObjectHandler(http.ResponseWriter, *http.Request)
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PutObjectRetentionHandler(http.ResponseWriter, *http.Request)
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PutObjectLegalHoldHandler(http.ResponseWriter, *http.Request)
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PutObjectHandler(http.ResponseWriter, *http.Request)
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DeleteObjectHandler(http.ResponseWriter, *http.Request)
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GetBucketLocationHandler(http.ResponseWriter, *http.Request)
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GetBucketPolicyHandler(http.ResponseWriter, *http.Request)
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GetBucketLifecycleHandler(http.ResponseWriter, *http.Request)
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GetBucketEncryptionHandler(http.ResponseWriter, *http.Request)
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GetBucketACLHandler(http.ResponseWriter, *http.Request)
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PutBucketACLHandler(http.ResponseWriter, *http.Request)
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GetBucketCorsHandler(http.ResponseWriter, *http.Request)
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PutBucketCorsHandler(http.ResponseWriter, *http.Request)
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DeleteBucketCorsHandler(http.ResponseWriter, *http.Request)
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GetBucketWebsiteHandler(http.ResponseWriter, *http.Request)
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GetBucketAccelerateHandler(http.ResponseWriter, *http.Request)
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GetBucketRequestPaymentHandler(http.ResponseWriter, *http.Request)
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GetBucketLoggingHandler(http.ResponseWriter, *http.Request)
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GetBucketReplicationHandler(http.ResponseWriter, *http.Request)
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GetBucketTaggingHandler(http.ResponseWriter, *http.Request)
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DeleteBucketWebsiteHandler(http.ResponseWriter, *http.Request)
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DeleteBucketTaggingHandler(http.ResponseWriter, *http.Request)
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GetBucketObjectLockConfigHandler(http.ResponseWriter, *http.Request)
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GetBucketVersioningHandler(http.ResponseWriter, *http.Request)
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GetBucketNotificationHandler(http.ResponseWriter, *http.Request)
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ListenBucketNotificationHandler(http.ResponseWriter, *http.Request)
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ListObjectsV2MHandler(http.ResponseWriter, *http.Request)
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ListObjectsV2Handler(http.ResponseWriter, *http.Request)
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ListBucketObjectVersionsHandler(http.ResponseWriter, *http.Request)
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ListObjectsV1Handler(http.ResponseWriter, *http.Request)
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PutBucketLifecycleHandler(http.ResponseWriter, *http.Request)
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PutBucketEncryptionHandler(http.ResponseWriter, *http.Request)
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PutBucketPolicyHandler(http.ResponseWriter, *http.Request)
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PutBucketObjectLockConfigHandler(http.ResponseWriter, *http.Request)
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PutBucketTaggingHandler(http.ResponseWriter, *http.Request)
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PutBucketVersioningHandler(http.ResponseWriter, *http.Request)
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PutBucketNotificationHandler(http.ResponseWriter, *http.Request)
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CreateBucketHandler(http.ResponseWriter, *http.Request)
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HeadBucketHandler(http.ResponseWriter, *http.Request)
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PostObject(http.ResponseWriter, *http.Request)
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DeleteMultipleObjectsHandler(http.ResponseWriter, *http.Request)
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DeleteBucketPolicyHandler(http.ResponseWriter, *http.Request)
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DeleteBucketLifecycleHandler(http.ResponseWriter, *http.Request)
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DeleteBucketEncryptionHandler(http.ResponseWriter, *http.Request)
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DeleteBucketHandler(http.ResponseWriter, *http.Request)
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ListBucketsHandler(http.ResponseWriter, *http.Request)
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Preflight(w http.ResponseWriter, r *http.Request)
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AppendCORSHeaders(w http.ResponseWriter, r *http.Request)
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CreateMultipartUploadHandler(http.ResponseWriter, *http.Request)
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UploadPartHandler(http.ResponseWriter, *http.Request)
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UploadPartCopy(w http.ResponseWriter, r *http.Request)
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CompleteMultipartUploadHandler(http.ResponseWriter, *http.Request)
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AbortMultipartUploadHandler(http.ResponseWriter, *http.Request)
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ListPartsHandler(w http.ResponseWriter, r *http.Request)
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ListMultipartUploadsHandler(http.ResponseWriter, *http.Request)
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ResolveBucket(ctx context.Context, bucket string) (*data.BucketInfo, error)
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}
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)
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func AttachChi(api *chi.Mux, domains []string, throttle middleware.ThrottleOpts, h Handler, center auth.Center, log *zap.Logger, appMetrics *metrics.AppMetrics) {
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api.Use(
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s3middleware.Request(log),
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middleware.ThrottleWithOpts(throttle),
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middleware.Recoverer,
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s3middleware.Tracing(),
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s3middleware.Metrics(log, h.ResolveBucket, appMetrics),
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s3middleware.LogSuccessResponse(log),
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s3middleware.Auth(center, log),
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)
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defaultRouter := chi.NewRouter()
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defaultRouter.Mount(fmt.Sprintf("/{%s}", s3middleware.BucketURLPrm), bucketRouter(h, log))
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defaultRouter.Get("/", named("ListBuckets", h.ListBucketsHandler))
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hr := NewHostBucketRouter("bucket")
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hr.Default(defaultRouter)
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for _, domain := range domains {
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hr.Map(domain, bucketRouter(h, log))
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}
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api.Mount("/", hr)
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attachErrorHandler(api)
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}
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func named(name string, handlerFunc http.HandlerFunc) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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reqInfo := s3middleware.GetReqInfo(r.Context())
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reqInfo.API = name
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handlerFunc.ServeHTTP(w, r)
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}
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}
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// If none of the http routes match respond with appropriate errors.
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func errorResponseHandler(w http.ResponseWriter, r *http.Request) {
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ctx := r.Context()
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reqInfo := s3middleware.GetReqInfo(ctx)
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desc := fmt.Sprintf("Unknown API request at %s", r.URL.Path)
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s3middleware.WriteErrorResponse(w, reqInfo, errors.Error{
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Code: "UnknownAPIRequest",
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Description: desc,
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HTTPStatusCode: http.StatusBadRequest,
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})
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if log := s3middleware.GetReqLog(ctx); log != nil {
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log.Error(logs.RequestUnmatched, zap.String("method", reqInfo.API))
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}
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}
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// attachErrorHandler set NotFoundHandler and MethodNotAllowedHandler for chi.Router.
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func attachErrorHandler(api *chi.Mux) {
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errorHandler := http.HandlerFunc(errorResponseHandler)
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// If none of the routes match, add default error handler routes
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api.NotFound(named("NotFound", errorHandler))
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api.MethodNotAllowed(named("MethodNotAllowed", errorHandler))
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}
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func bucketRouter(h Handler, log *zap.Logger) chi.Router {
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bktRouter := chi.NewRouter()
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bktRouter.Use(
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s3middleware.AddBucketName(log),
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s3middleware.WrapHandler(h.AppendCORSHeaders),
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)
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bktRouter.Mount("/", objectRouter(h, log))
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bktRouter.Options("/", h.Preflight)
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bktRouter.Head("/", named("HeadBucket", h.HeadBucketHandler))
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// GET method handlers
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bktRouter.Group(func(r chi.Router) {
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r.Method(http.MethodGet, "/", NewHandlerFilter().
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Add(NewFilter().
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Queries("uploads").
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Handler(named("ListMultipartUploads", h.ListMultipartUploadsHandler))).
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Add(NewFilter().
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Queries("location").
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Handler(named("GetBucketLocation", h.GetBucketLocationHandler))).
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Add(NewFilter().
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Queries("policy").
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Handler(named("GetBucketPolicy", h.GetBucketPolicyHandler))).
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Add(NewFilter().
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Queries("lifecycle").
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Handler(named("GetBucketLifecycle", h.GetBucketLifecycleHandler))).
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Add(NewFilter().
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Queries("encryption").
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Handler(named("GetBucketEncryption", h.GetBucketEncryptionHandler))).
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Add(NewFilter().
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Queries("cors").
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Handler(named("GetBucketCors", h.GetBucketCorsHandler))).
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Add(NewFilter().
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Queries("acl").
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Handler(named("GetBucketACL", h.GetBucketACLHandler))).
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Add(NewFilter().
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Queries("website").
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Handler(named("GetBucketWebsite", h.GetBucketWebsiteHandler))).
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Add(NewFilter().
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Queries("accelerate").
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Handler(named("GetBucketAccelerate", h.GetBucketAccelerateHandler))).
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Add(NewFilter().
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Queries("requestPayment").
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Handler(named("GetBucketRequestPayment", h.GetBucketRequestPaymentHandler))).
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Add(NewFilter().
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Queries("logging").
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Handler(named("GetBucketLogging", h.GetBucketLoggingHandler))).
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Add(NewFilter().
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Queries("replication").
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Handler(named("GetBucketReplication", h.GetBucketReplicationHandler))).
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Add(NewFilter().
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Queries("tagging").
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Handler(named("GetBucketTagging", h.GetBucketTaggingHandler))).
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Add(NewFilter().
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Queries("object-lock").
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Handler(named("GetBucketObjectLockConfig", h.GetBucketObjectLockConfigHandler))).
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Add(NewFilter().
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Queries("versioning").
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Handler(named("GetBucketVersioning", h.GetBucketVersioningHandler))).
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Add(NewFilter().
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Queries("notification").
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Handler(named("GetBucketNotification", h.GetBucketNotificationHandler))).
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Add(NewFilter().
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Queries("events").
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Handler(named("ListenBucketNotification", h.ListenBucketNotificationHandler))).
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Add(NewFilter().
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QueriesMatch("list-type", "2", "metadata", "true").
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Handler(named("ListObjectsV2M", h.ListObjectsV2MHandler))).
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Add(NewFilter().
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QueriesMatch("list-type", "2").
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Handler(named("ListObjectsV2", h.ListObjectsV2Handler))).
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Add(NewFilter().
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Queries("versions").
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Handler(named("ListBucketObjectVersions", h.ListBucketObjectVersionsHandler))).
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DefaultHandler(named("ListObjectsV1", h.ListObjectsV1Handler)))
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})
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// PUT method handlers
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bktRouter.Group(func(r chi.Router) {
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r.Method(http.MethodPut, "/", NewHandlerFilter().
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Add(NewFilter().
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Queries("cors").
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Handler(named("PutBucketCors", h.PutBucketCorsHandler))).
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Add(NewFilter().
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Queries("acl").
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Handler(named("PutBucketACL", h.PutBucketACLHandler))).
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Add(NewFilter().
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Queries("lifecycle").
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Handler(named("PutBucketLifecycle", h.PutBucketLifecycleHandler))).
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Add(NewFilter().
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Queries("encryption").
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Handler(named("PutBucketEncryption", h.PutBucketEncryptionHandler))).
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Add(NewFilter().
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Queries("policy").
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Handler(named("PutBucketPolicy", h.PutBucketPolicyHandler))).
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Add(NewFilter().
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Queries("object-lock").
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Handler(named("PutBucketObjectLockConfig", h.PutBucketObjectLockConfigHandler))).
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Add(NewFilter().
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Queries("tagging").
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Handler(named("PutBucketTagging", h.PutBucketTaggingHandler))).
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Add(NewFilter().
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Queries("versioning").
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Handler(named("PutBucketVersioning", h.PutBucketVersioningHandler))).
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Add(NewFilter().
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Queries("notification").
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Handler(named("PutBucketNotification", h.PutBucketNotificationHandler))).
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DefaultHandler(named("CreateBucket", h.CreateBucketHandler)))
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})
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// POST method handlers
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bktRouter.Group(func(r chi.Router) {
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r.Method(http.MethodPost, "/", NewHandlerFilter().
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Add(NewFilter().
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Queries("delete").
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Handler(named("DeleteMultipleObjects", h.DeleteMultipleObjectsHandler))).
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// todo consider add filter to match header for defaultHandler: hdrContentType, "multipart/form-data*"
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DefaultHandler(named("PostObject", h.PostObject)))
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})
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// DELETE method handlers
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bktRouter.Group(func(r chi.Router) {
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r.Method(http.MethodDelete, "/", NewHandlerFilter().
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Add(NewFilter().
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Queries("cors").
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Handler(named("DeleteBucketCors", h.DeleteBucketCorsHandler))).
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Add(NewFilter().
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Queries("website").
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Handler(named("DeleteBucketWebsite", h.DeleteBucketWebsiteHandler))).
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Add(NewFilter().
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Queries("tagging").
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Handler(named("DeleteBucketTagging", h.DeleteBucketTaggingHandler))).
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Add(NewFilter().
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Queries("policy").
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Handler(named("PutBucketPolicy", h.PutBucketPolicyHandler))).
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Add(NewFilter().
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Queries("lifecycle").
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Handler(named("PutBucketLifecycle", h.PutBucketLifecycleHandler))).
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Add(NewFilter().
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Queries("encryption").
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Handler(named("DeleteBucketEncryption", h.DeleteBucketEncryptionHandler))).
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DefaultHandler(named("DeleteBucket", h.DeleteBucketHandler)))
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})
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attachErrorHandler(bktRouter)
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return bktRouter
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}
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func objectRouter(h Handler, l *zap.Logger) chi.Router {
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objRouter := chi.NewRouter()
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objRouter.Use(s3middleware.AddObjectName(l))
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objRouter.Head("/*", named("HeadObject", h.HeadObjectHandler))
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// GET method handlers
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objRouter.Group(func(r chi.Router) {
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r.Method(http.MethodGet, "/*", NewHandlerFilter().
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Add(NewFilter().
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Queries("uploadId").
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Handler(named("ListParts", h.ListPartsHandler))).
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Add(NewFilter().
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Queries("acl").
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Handler(named("GetObjectACL", h.GetObjectACLHandler))).
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Add(NewFilter().
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Queries("tagging").
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Handler(named("GetObjectTagging", h.GetObjectTaggingHandler))).
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Add(NewFilter().
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Queries("retention").
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Handler(named("GetObjectRetention", h.GetObjectRetentionHandler))).
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Add(NewFilter().
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Queries("legal-hold").
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Handler(named("GetObjectLegalHold", h.GetObjectLegalHoldHandler))).
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Add(NewFilter().
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Queries("attributes").
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Handler(named("GetObjectAttributes", h.GetObjectAttributesHandler))).
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DefaultHandler(named("GetObject", h.GetObjectHandler)))
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})
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// PUT method handlers
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objRouter.Group(func(r chi.Router) {
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r.Method(http.MethodPut, "/*", NewHandlerFilter().
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Add(NewFilter().
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Headers(AmzCopySource).
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Queries("partNumber", "uploadId").
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Handler(named("UploadPartCopy", h.UploadPartCopy))).
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Add(NewFilter().
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Queries("partNumber", "uploadId").
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Handler(named("UploadPart", h.UploadPartHandler))).
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Add(NewFilter().
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Queries("acl").
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Handler(named("PutObjectACL", h.PutObjectACLHandler))).
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Add(NewFilter().
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Queries("tagging").
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Handler(named("PutObjectTagging", h.PutObjectTaggingHandler))).
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Add(NewFilter().
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Headers(AmzCopySource).
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Handler(named("CopyObject", h.CopyObjectHandler))).
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Add(NewFilter().
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Queries("retention").
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Handler(named("PutObjectRetention", h.PutObjectRetentionHandler))).
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Add(NewFilter().
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Queries("legal-hold").
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Handler(named("PutObjectLegalHold", h.PutObjectLegalHoldHandler))).
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DefaultHandler(named("PutObject", h.PutObjectHandler)))
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})
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// POST method handlers
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objRouter.Group(func(r chi.Router) {
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r.Method(http.MethodPost, "/*", NewHandlerFilter().
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Add(NewFilter().
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Queries("uploadId").
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Handler(named("CompleteMultipartUpload", h.CompleteMultipartUploadHandler))).
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Add(NewFilter().
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Queries("uploads").
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Handler(named("CreateMultipartUpload", h.CreateMultipartUploadHandler))).
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DefaultHandler(named("SelectObjectContent", h.SelectObjectContentHandler)))
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})
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// DELETE method handlers
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objRouter.Group(func(r chi.Router) {
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r.Method(http.MethodDelete, "/*", NewHandlerFilter().
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Add(NewFilter().
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Queries("uploadId").
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Handler(named("AbortMultipartUpload", h.AbortMultipartUploadHandler))).
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Add(NewFilter().
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Queries("tagging").
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Handler(named("DeleteObjectTagging", h.DeleteObjectTaggingHandler))).
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DefaultHandler(named("DeleteObject", h.DeleteObjectHandler)))
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})
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attachErrorHandler(objRouter)
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return objRouter
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}
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