Add upload api and integrate it with object browser on UI (#327)

restapi/client.go

@@ -58,6 +58,7 @@ type MinioClient interface {
 	listObjects(ctx context.Context, bucket string, opts minio.ListObjectsOptions) <-chan minio.ObjectInfo
 	getObjectRetention(ctx context.Context, bucketName, objectName, versionID string) (mode *minio.RetentionMode, retainUntilDate *time.Time, err error)
 	getObjectLegalHold(ctx context.Context, bucketName, objectName string, opts minio.GetObjectLegalHoldOptions) (status *minio.LegalHoldStatus, err error)
+	putObject(ctx context.Context, bucketName, objectName string, reader io.Reader, objectSize int64, opts minio.PutObjectOptions) (info minio.UploadInfo, err error)
 }
 
 // Interface implementation
@@ -128,6 +129,10 @@ func (c minioClient) getObjectLegalHold(ctx context.Context, bucketName, objectN
 	return c.client.GetObjectLegalHold(ctx, bucketName, objectName, opts)
 }
 
+func (c minioClient) putObject(ctx context.Context, bucketName, objectName string, reader io.Reader, objectSize int64, opts minio.PutObjectOptions) (info minio.UploadInfo, err error) {
+	return c.client.PutObject(ctx, bucketName, objectName, reader, objectSize, opts)
+}
+
 // MCClient interface with all functions to be implemented
 // by mock when testing, it should include all mc/S3Client respective api calls
 // that are used within this project.

restapi/doc.go

@@ -27,6 +27,7 @@
 //
 //  Consumes:
 //    - application/json
+//    - multipart/form-data
 //
 //  Produces:
 //    - application/octet-stream

restapi/embedded_spec.go

@@ -469,6 +469,48 @@ func init() {
         }
       }
     },
+    "/buckets/{bucket_name}/objects/upload": {
+      "post": {
+        "consumes": [
+          "multipart/form-data"
+        ],
+        "tags": [
+          "UserAPI"
+        ],
+        "summary": "Uploads an Object.",
+        "parameters": [
+          {
+            "type": "file",
+            "name": "upfile",
+            "in": "formData",
+            "required": true
+          },
+          {
+            "type": "string",
+            "name": "bucket_name",
+            "in": "path",
+            "required": true
+          },
+          {
+            "type": "string",
+            "name": "prefix",
+            "in": "query",
+            "required": true
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "A successful response."
+          },
+          "default": {
+            "description": "Generic error response.",
+            "schema": {
+              "$ref": "#/definitions/error"
+            }
+          }
+        }
+      }
+    },
     "/buckets/{bucket_name}/replication": {
       "get": {
         "tags": [
@@ -4920,6 +4962,48 @@ func init() {
         }
       }
     },
+    "/buckets/{bucket_name}/objects/upload": {
+      "post": {
+        "consumes": [
+          "multipart/form-data"
+        ],
+        "tags": [
+          "UserAPI"
+        ],
+        "summary": "Uploads an Object.",
+        "parameters": [
+          {
+            "type": "file",
+            "name": "upfile",
+            "in": "formData",
+            "required": true
+          },
+          {
+            "type": "string",
+            "name": "bucket_name",
+            "in": "path",
+            "required": true
+          },
+          {
+            "type": "string",
+            "name": "prefix",
+            "in": "query",
+            "required": true
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "A successful response."
+          },
+          "default": {
+            "description": "Generic error response.",
+            "schema": {
+              "$ref": "#/definitions/error"
+            }
+          }
+        }
+      }
+    },
     "/buckets/{bucket_name}/replication": {
       "get": {
         "tags": [

restapi/operations/console_api.go

@@ -58,7 +58,8 @@ func NewConsoleAPI(spec *loads.Document) *ConsoleAPI {
 		APIKeyAuthenticator: security.APIKeyAuth,
 		BearerAuthenticator: security.BearerAuth,
 
-		JSONConsumer: runtime.JSONConsumer(),
+		JSONConsumer:          runtime.JSONConsumer(),
+		MultipartformConsumer: runtime.DiscardConsumer,
 
 		BinProducer:  runtime.ByteStreamProducer(),
 		JSONProducer: runtime.JSONProducer(),
@@ -213,6 +214,9 @@ func NewConsoleAPI(spec *loads.Document) *ConsoleAPI {
 		AdminAPIPolicyInfoHandler: admin_api.PolicyInfoHandlerFunc(func(params admin_api.PolicyInfoParams, principal *models.Principal) middleware.Responder {
 			return middleware.NotImplemented("operation admin_api.PolicyInfo has not yet been implemented")
 		}),
+		UserAPIPostBucketsBucketNameObjectsUploadHandler: user_api.PostBucketsBucketNameObjectsUploadHandlerFunc(func(params user_api.PostBucketsBucketNameObjectsUploadParams, principal *models.Principal) middleware.Responder {
+			return middleware.NotImplemented("operation user_api.PostBucketsBucketNameObjectsUpload has not yet been implemented")
+		}),
 		AdminAPIProfilingStartHandler: admin_api.ProfilingStartHandlerFunc(func(params admin_api.ProfilingStartParams, principal *models.Principal) middleware.Responder {
 			return middleware.NotImplemented("operation admin_api.ProfilingStart has not yet been implemented")
 		}),
@@ -310,6 +314,9 @@ type ConsoleAPI struct {
 	// JSONConsumer registers a consumer for the following mime types:
 	//   - application/json
 	JSONConsumer runtime.Consumer
+	// MultipartformConsumer registers a consumer for the following mime types:
+	//   - multipart/form-data
+	MultipartformConsumer runtime.Consumer
 
 	// BinProducer registers a producer for the following mime types:
 	//   - application/octet-stream
@@ -425,6 +432,8 @@ type ConsoleAPI struct {
 	AdminAPINotificationEndpointListHandler admin_api.NotificationEndpointListHandler
 	// AdminAPIPolicyInfoHandler sets the operation handler for the policy info operation
 	AdminAPIPolicyInfoHandler admin_api.PolicyInfoHandler
+	// UserAPIPostBucketsBucketNameObjectsUploadHandler sets the operation handler for the post buckets bucket name objects upload operation
+	UserAPIPostBucketsBucketNameObjectsUploadHandler user_api.PostBucketsBucketNameObjectsUploadHandler
 	// AdminAPIProfilingStartHandler sets the operation handler for the profiling start operation
 	AdminAPIProfilingStartHandler admin_api.ProfilingStartHandler
 	// AdminAPIProfilingStopHandler sets the operation handler for the profiling stop operation
@@ -528,6 +537,9 @@ func (o *ConsoleAPI) Validate() error {
 	if o.JSONConsumer == nil {
 		unregistered = append(unregistered, "JSONConsumer")
 	}
+	if o.MultipartformConsumer == nil {
+		unregistered = append(unregistered, "MultipartformConsumer")
+	}
 
 	if o.BinProducer == nil {
 		unregistered = append(unregistered, "BinProducer")
@@ -690,6 +702,9 @@ func (o *ConsoleAPI) Validate() error {
 	if o.AdminAPIPolicyInfoHandler == nil {
 		unregistered = append(unregistered, "admin_api.PolicyInfoHandler")
 	}
+	if o.UserAPIPostBucketsBucketNameObjectsUploadHandler == nil {
+		unregistered = append(unregistered, "user_api.PostBucketsBucketNameObjectsUploadHandler")
+	}
 	if o.AdminAPIProfilingStartHandler == nil {
 		unregistered = append(unregistered, "admin_api.ProfilingStartHandler")
 	}
@@ -794,6 +809,8 @@ func (o *ConsoleAPI) ConsumersFor(mediaTypes []string) map[string]runtime.Consum
 		switch mt {
 		case "application/json":
 			result["application/json"] = o.JSONConsumer
+		case "multipart/form-data":
+			result["multipart/form-data"] = o.MultipartformConsumer
 		}
 
 		if c, ok := o.customConsumers[mt]; ok {
@@ -1056,6 +1073,10 @@ func (o *ConsoleAPI) initHandlerCache() {
 	if o.handlers["POST"] == nil {
 		o.handlers["POST"] = make(map[string]http.Handler)
 	}
+	o.handlers["POST"]["/buckets/{bucket_name}/objects/upload"] = user_api.NewPostBucketsBucketNameObjectsUpload(o.context, o.UserAPIPostBucketsBucketNameObjectsUploadHandler)
+	if o.handlers["POST"] == nil {
+		o.handlers["POST"] = make(map[string]http.Handler)
+	}
 	o.handlers["POST"]["/profiling/start"] = admin_api.NewProfilingStart(o.context, o.AdminAPIProfilingStartHandler)
 	if o.handlers["POST"] == nil {
 		o.handlers["POST"] = make(map[string]http.Handler)

restapi/operations/user_api/post_buckets_bucket_name_objects_upload.go

@@ -0,0 +1,90 @@
+// Code generated by go-swagger; DO NOT EDIT.
+
+// This file is part of MinIO Console Server
+// Copyright (c) 2020 MinIO, Inc.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
+package user_api
+
+// This file was generated by the swagger tool.
+// Editing this file might prove futile when you re-run the generate command
+
+import (
+	"net/http"
+
+	"github.com/go-openapi/runtime/middleware"
+
+	"github.com/minio/console/models"
+)
+
+// PostBucketsBucketNameObjectsUploadHandlerFunc turns a function with the right signature into a post buckets bucket name objects upload handler
+type PostBucketsBucketNameObjectsUploadHandlerFunc func(PostBucketsBucketNameObjectsUploadParams, *models.Principal) middleware.Responder
+
+// Handle executing the request and returning a response
+func (fn PostBucketsBucketNameObjectsUploadHandlerFunc) Handle(params PostBucketsBucketNameObjectsUploadParams, principal *models.Principal) middleware.Responder {
+	return fn(params, principal)
+}
+
+// PostBucketsBucketNameObjectsUploadHandler interface for that can handle valid post buckets bucket name objects upload params
+type PostBucketsBucketNameObjectsUploadHandler interface {
+	Handle(PostBucketsBucketNameObjectsUploadParams, *models.Principal) middleware.Responder
+}
+
+// NewPostBucketsBucketNameObjectsUpload creates a new http.Handler for the post buckets bucket name objects upload operation
+func NewPostBucketsBucketNameObjectsUpload(ctx *middleware.Context, handler PostBucketsBucketNameObjectsUploadHandler) *PostBucketsBucketNameObjectsUpload {
+	return &PostBucketsBucketNameObjectsUpload{Context: ctx, Handler: handler}
+}
+
+/*PostBucketsBucketNameObjectsUpload swagger:route POST /buckets/{bucket_name}/objects/upload UserAPI postBucketsBucketNameObjectsUpload
+
+Uploads an Object.
+
+*/
+type PostBucketsBucketNameObjectsUpload struct {
+	Context *middleware.Context
+	Handler PostBucketsBucketNameObjectsUploadHandler
+}
+
+func (o *PostBucketsBucketNameObjectsUpload) ServeHTTP(rw http.ResponseWriter, r *http.Request) {
+	route, rCtx, _ := o.Context.RouteInfo(r)
+	if rCtx != nil {
+		r = rCtx
+	}
+	var Params = NewPostBucketsBucketNameObjectsUploadParams()
+
+	uprinc, aCtx, err := o.Context.Authorize(r, route)
+	if err != nil {
+		o.Context.Respond(rw, r, route.Produces, route, err)
+		return
+	}
+	if aCtx != nil {
+		r = aCtx
+	}
+	var principal *models.Principal
+	if uprinc != nil {
+		principal = uprinc.(*models.Principal) // this is really a models.Principal, I promise
+	}
+
+	if err := o.Context.BindValidRequest(r, route, &Params); err != nil { // bind params
+		o.Context.Respond(rw, r, route.Produces, route, err)
+		return
+	}
+
+	res := o.Handler.Handle(Params, principal) // actually handle the request
+
+	o.Context.Respond(rw, r, route.Produces, route, res)
+
+}

restapi/operations/user_api/post_buckets_bucket_name_objects_upload_parameters.go

@@ -0,0 +1,156 @@
+// Code generated by go-swagger; DO NOT EDIT.
+
+// This file is part of MinIO Console Server
+// Copyright (c) 2020 MinIO, Inc.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
+package user_api
+
+// This file was generated by the swagger tool.
+// Editing this file might prove futile when you re-run the swagger generate command
+
+import (
+	"io"
+	"mime/multipart"
+	"net/http"
+
+	"github.com/go-openapi/errors"
+	"github.com/go-openapi/runtime"
+	"github.com/go-openapi/runtime/middleware"
+	"github.com/go-openapi/strfmt"
+	"github.com/go-openapi/validate"
+)
+
+// NewPostBucketsBucketNameObjectsUploadParams creates a new PostBucketsBucketNameObjectsUploadParams object
+// no default values defined in spec.
+func NewPostBucketsBucketNameObjectsUploadParams() PostBucketsBucketNameObjectsUploadParams {
+
+	return PostBucketsBucketNameObjectsUploadParams{}
+}
+
+// PostBucketsBucketNameObjectsUploadParams contains all the bound params for the post buckets bucket name objects upload operation
+// typically these are obtained from a http.Request
+//
+// swagger:parameters PostBucketsBucketNameObjectsUpload
+type PostBucketsBucketNameObjectsUploadParams struct {
+
+	// HTTP Request Object
+	HTTPRequest *http.Request `json:"-"`
+
+	/*
+	  Required: true
+	  In: path
+	*/
+	BucketName string
+	/*
+	  Required: true
+	  In: query
+	*/
+	Prefix string
+	/*
+	  Required: true
+	  In: formData
+	*/
+	Upfile io.ReadCloser
+}
+
+// BindRequest both binds and validates a request, it assumes that complex things implement a Validatable(strfmt.Registry) error interface
+// for simple values it will use straight method calls.
+//
+// To ensure default values, the struct must have been initialized with NewPostBucketsBucketNameObjectsUploadParams() beforehand.
+func (o *PostBucketsBucketNameObjectsUploadParams) BindRequest(r *http.Request, route *middleware.MatchedRoute) error {
+	var res []error
+
+	o.HTTPRequest = r
+
+	qs := runtime.Values(r.URL.Query())
+
+	if err := r.ParseMultipartForm(32 << 20); err != nil {
+		if err != http.ErrNotMultipart {
+			return errors.New(400, "%v", err)
+		} else if err := r.ParseForm(); err != nil {
+			return errors.New(400, "%v", err)
+		}
+	}
+
+	rBucketName, rhkBucketName, _ := route.Params.GetOK("bucket_name")
+	if err := o.bindBucketName(rBucketName, rhkBucketName, route.Formats); err != nil {
+		res = append(res, err)
+	}
+
+	qPrefix, qhkPrefix, _ := qs.GetOK("prefix")
+	if err := o.bindPrefix(qPrefix, qhkPrefix, route.Formats); err != nil {
+		res = append(res, err)
+	}
+
+	upfile, upfileHeader, err := r.FormFile("upfile")
+	if err != nil {
+		res = append(res, errors.New(400, "reading file %q failed: %v", "upfile", err))
+	} else if err := o.bindUpfile(upfile, upfileHeader); err != nil {
+		// Required: true
+		res = append(res, err)
+	} else {
+		o.Upfile = &runtime.File{Data: upfile, Header: upfileHeader}
+	}
+
+	if len(res) > 0 {
+		return errors.CompositeValidationError(res...)
+	}
+	return nil
+}
+
+// bindBucketName binds and validates parameter BucketName from path.
+func (o *PostBucketsBucketNameObjectsUploadParams) bindBucketName(rawData []string, hasKey bool, formats strfmt.Registry) error {
+	var raw string
+	if len(rawData) > 0 {
+		raw = rawData[len(rawData)-1]
+	}
+
+	// Required: true
+	// Parameter is provided by construction from the route
+
+	o.BucketName = raw
+
+	return nil
+}
+
+// bindPrefix binds and validates parameter Prefix from query.
+func (o *PostBucketsBucketNameObjectsUploadParams) bindPrefix(rawData []string, hasKey bool, formats strfmt.Registry) error {
+	if !hasKey {
+		return errors.Required("prefix", "query", rawData)
+	}
+	var raw string
+	if len(rawData) > 0 {
+		raw = rawData[len(rawData)-1]
+	}
+
+	// Required: true
+	// AllowEmptyValue: false
+	if err := validate.RequiredString("prefix", "query", raw); err != nil {
+		return err
+	}
+
+	o.Prefix = raw
+
+	return nil
+}
+
+// bindUpfile binds file parameter Upfile.
+//
+// The only supported validations on files are MinLength and MaxLength
+func (o *PostBucketsBucketNameObjectsUploadParams) bindUpfile(file multipart.File, header *multipart.FileHeader) error {
+	return nil
+}

restapi/operations/user_api/post_buckets_bucket_name_objects_upload_responses.go

@@ -0,0 +1,113 @@
+// Code generated by go-swagger; DO NOT EDIT.
+
+// This file is part of MinIO Console Server
+// Copyright (c) 2020 MinIO, Inc.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
+package user_api
+
+// This file was generated by the swagger tool.
+// Editing this file might prove futile when you re-run the swagger generate command
+
+import (
+	"net/http"
+
+	"github.com/go-openapi/runtime"
+
+	"github.com/minio/console/models"
+)
+
+// PostBucketsBucketNameObjectsUploadOKCode is the HTTP code returned for type PostBucketsBucketNameObjectsUploadOK
+const PostBucketsBucketNameObjectsUploadOKCode int = 200
+
+/*PostBucketsBucketNameObjectsUploadOK A successful response.
+
+swagger:response postBucketsBucketNameObjectsUploadOK
+*/
+type PostBucketsBucketNameObjectsUploadOK struct {
+}
+
+// NewPostBucketsBucketNameObjectsUploadOK creates PostBucketsBucketNameObjectsUploadOK with default headers values
+func NewPostBucketsBucketNameObjectsUploadOK() *PostBucketsBucketNameObjectsUploadOK {
+
+	return &PostBucketsBucketNameObjectsUploadOK{}
+}
+
+// WriteResponse to the client
+func (o *PostBucketsBucketNameObjectsUploadOK) WriteResponse(rw http.ResponseWriter, producer runtime.Producer) {
+
+	rw.Header().Del(runtime.HeaderContentType) //Remove Content-Type on empty responses
+
+	rw.WriteHeader(200)
+}
+
+/*PostBucketsBucketNameObjectsUploadDefault Generic error response.
+
+swagger:response postBucketsBucketNameObjectsUploadDefault
+*/
+type PostBucketsBucketNameObjectsUploadDefault struct {
+	_statusCode int
+
+	/*
+	  In: Body
+	*/
+	Payload *models.Error `json:"body,omitempty"`
+}
+
+// NewPostBucketsBucketNameObjectsUploadDefault creates PostBucketsBucketNameObjectsUploadDefault with default headers values
+func NewPostBucketsBucketNameObjectsUploadDefault(code int) *PostBucketsBucketNameObjectsUploadDefault {
+	if code <= 0 {
+		code = 500
+	}
+
+	return &PostBucketsBucketNameObjectsUploadDefault{
+		_statusCode: code,
+	}
+}
+
+// WithStatusCode adds the status to the post buckets bucket name objects upload default response
+func (o *PostBucketsBucketNameObjectsUploadDefault) WithStatusCode(code int) *PostBucketsBucketNameObjectsUploadDefault {
+	o._statusCode = code
+	return o
+}
+
+// SetStatusCode sets the status to the post buckets bucket name objects upload default response
+func (o *PostBucketsBucketNameObjectsUploadDefault) SetStatusCode(code int) {
+	o._statusCode = code
+}
+
+// WithPayload adds the payload to the post buckets bucket name objects upload default response
+func (o *PostBucketsBucketNameObjectsUploadDefault) WithPayload(payload *models.Error) *PostBucketsBucketNameObjectsUploadDefault {
+	o.Payload = payload
+	return o
+}
+
+// SetPayload sets the payload to the post buckets bucket name objects upload default response
+func (o *PostBucketsBucketNameObjectsUploadDefault) SetPayload(payload *models.Error) {
+	o.Payload = payload
+}
+
+// WriteResponse to the client
+func (o *PostBucketsBucketNameObjectsUploadDefault) WriteResponse(rw http.ResponseWriter, producer runtime.Producer) {
+
+	rw.WriteHeader(o._statusCode)
+	if o.Payload != nil {
+		payload := o.Payload
+		if err := producer.Produce(rw, payload); err != nil {
+			panic(err) // let the recovery middleware deal with this
+		}
+	}
+}

restapi/operations/user_api/post_buckets_bucket_name_objects_upload_urlbuilder.go

@@ -0,0 +1,127 @@
+// Code generated by go-swagger; DO NOT EDIT.
+
+// This file is part of MinIO Console Server
+// Copyright (c) 2020 MinIO, Inc.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
+package user_api
+
+// This file was generated by the swagger tool.
+// Editing this file might prove futile when you re-run the generate command
+
+import (
+	"errors"
+	"net/url"
+	golangswaggerpaths "path"
+	"strings"
+)
+
+// PostBucketsBucketNameObjectsUploadURL generates an URL for the post buckets bucket name objects upload operation
+type PostBucketsBucketNameObjectsUploadURL struct {
+	BucketName string
+
+	Prefix string
+
+	_basePath string
+	// avoid unkeyed usage
+	_ struct{}
+}
+
+// WithBasePath sets the base path for this url builder, only required when it's different from the
+// base path specified in the swagger spec.
+// When the value of the base path is an empty string
+func (o *PostBucketsBucketNameObjectsUploadURL) WithBasePath(bp string) *PostBucketsBucketNameObjectsUploadURL {
+	o.SetBasePath(bp)
+	return o
+}
+
+// SetBasePath sets the base path for this url builder, only required when it's different from the
+// base path specified in the swagger spec.
+// When the value of the base path is an empty string
+func (o *PostBucketsBucketNameObjectsUploadURL) SetBasePath(bp string) {
+	o._basePath = bp
+}
+
+// Build a url path and query string
+func (o *PostBucketsBucketNameObjectsUploadURL) Build() (*url.URL, error) {
+	var _result url.URL
+
+	var _path = "/buckets/{bucket_name}/objects/upload"
+
+	bucketName := o.BucketName
+	if bucketName != "" {
+		_path = strings.Replace(_path, "{bucket_name}", bucketName, -1)
+	} else {
+		return nil, errors.New("bucketName is required on PostBucketsBucketNameObjectsUploadURL")
+	}
+
+	_basePath := o._basePath
+	if _basePath == "" {
+		_basePath = "/api/v1"
+	}
+	_result.Path = golangswaggerpaths.Join(_basePath, _path)
+
+	qs := make(url.Values)
+
+	prefixQ := o.Prefix
+	if prefixQ != "" {
+		qs.Set("prefix", prefixQ)
+	}
+
+	_result.RawQuery = qs.Encode()
+
+	return &_result, nil
+}
+
+// Must is a helper function to panic when the url builder returns an error
+func (o *PostBucketsBucketNameObjectsUploadURL) Must(u *url.URL, err error) *url.URL {
+	if err != nil {
+		panic(err)
+	}
+	if u == nil {
+		panic("url can't be nil")
+	}
+	return u
+}
+
+// String returns the string representation of the path with query string
+func (o *PostBucketsBucketNameObjectsUploadURL) String() string {
+	return o.Must(o.Build()).String()
+}
+
+// BuildFull builds a full url with scheme, host, path and query string
+func (o *PostBucketsBucketNameObjectsUploadURL) BuildFull(scheme, host string) (*url.URL, error) {
+	if scheme == "" {
+		return nil, errors.New("scheme is required for a full url on PostBucketsBucketNameObjectsUploadURL")
+	}
+	if host == "" {
+		return nil, errors.New("host is required for a full url on PostBucketsBucketNameObjectsUploadURL")
+	}
+
+	base, err := o.Build()
+	if err != nil {
+		return nil, err
+	}
+
+	base.Scheme = scheme
+	base.Host = host
+	return base, nil
+}
+
+// StringFull returns the string representation of a complete url
+func (o *PostBucketsBucketNameObjectsUploadURL) StringFull(scheme, host string) string {
+	return o.Must(o.BuildFull(scheme, host)).String()
+}

restapi/user_objects.go

@@ -27,6 +27,8 @@ import (
 	"strings"
 	"time"
 
+	"errors"
+
 	"github.com/go-openapi/runtime"
 	"github.com/go-openapi/runtime/middleware"
 	"github.com/minio/console/models"
@@ -75,6 +77,13 @@ func registerObjectsHandlers(api *operations.ConsoleAPI) {
 			}
 		})
 	})
+	// upload object
+	api.UserAPIPostBucketsBucketNameObjectsUploadHandler = user_api.PostBucketsBucketNameObjectsUploadHandlerFunc(func(params user_api.PostBucketsBucketNameObjectsUploadParams, session *models.Principal) middleware.Responder {
+		if err := getUploadObjectResponse(session, params); err != nil {
+			return user_api.NewPostBucketsBucketNameObjectsUploadDefault(int(err.Code)).WithPayload(err)
+		}
+		return user_api.NewPostBucketsBucketNameObjectsUploadOK()
+	})
 }
 
 // getListObjectsResponse returns a list of objects
@@ -139,7 +148,7 @@ func listBucketObjects(ctx context.Context, client MinioClient, bucketName strin
 			legalHoldStatus, err := client.getObjectLegalHold(ctx, bucketName, lsObj.Key, minio.GetObjectLegalHoldOptions{VersionID: lsObj.VersionID})
 			if err != nil {
 				errResp := minio.ToErrorResponse(probe.NewError(err).ToGoError())
-				if errResp.Code != "NoSuchObjectLockConfiguration" {
+				if errResp.Code != "InvalidRequest" {
 					log.Printf("error getting legal hold status for %s : %s", lsObj.VersionID, err)
 				}
 
@@ -315,6 +324,43 @@ func deleteSingleObject(ctx context.Context, client MCClient, bucket, object str
 	return nil
 }
 
+func getUploadObjectResponse(session *models.Principal, params user_api.PostBucketsBucketNameObjectsUploadParams) *models.Error {
+	ctx := context.Background()
+	mClient, err := newMinioClient(session)
+	if err != nil {
+		return prepareError(err)
+	}
+	// get size from request form
+	var objectSize int64
+	if params.HTTPRequest.MultipartForm == nil {
+		return prepareError(errors.New("request MultipartForm is nil"))
+	}
+	if file, ok := params.HTTPRequest.MultipartForm.File["upfile"]; ok {
+		if len(file) > 0 {
+			objectSize = file[0].Size
+		} else {
+			return prepareError(errors.New("file not present in request"))
+		}
+	} else {
+		return prepareError(errors.New("`upfile` should be on MultipartForm.File map"))
+	}
+	// create a minioClient interface implementation
+	// defining the client to be used
+	minioClient := minioClient{client: mClient}
+	if err := uploadObject(ctx, minioClient, params.BucketName, params.Prefix, objectSize, params.Upfile); err != nil {
+		return prepareError(err)
+	}
+	return nil
+}
+
+func uploadObject(ctx context.Context, client MinioClient, bucketName, prefix string, objectSize int64, object io.ReadCloser) error {
+	_, err := client.putObject(ctx, bucketName, prefix, object, objectSize, minio.PutObjectOptions{ContentType: "application/octet-stream"})
+	if err != nil {
+		return err
+	}
+	return nil
+}
+
 // newClientURL returns an abstracted URL for filesystems and object storage.
 func newClientURL(urlStr string) *mc.ClientURL {
 	scheme, rest := getScheme(urlStr)

restapi/user_objects_test.go

@@ -34,6 +34,7 @@ import (
 var minioListObjectsMock func(ctx context.Context, bucket string, opts minio.ListObjectsOptions) <-chan minio.ObjectInfo
 var minioGetObjectLegalHoldMock func(ctx context.Context, bucketName, objectName string, opts minio.GetObjectLegalHoldOptions) (status *minio.LegalHoldStatus, err error)
 var minioGetObjectRetentionMock func(ctx context.Context, bucketName, objectName, versionID string) (mode *minio.RetentionMode, retainUntilDate *time.Time, err error)
+var minioPutObject func(ctx context.Context, bucketName, objectName string, reader io.Reader, objectSize int64, opts minio.PutObjectOptions) (info minio.UploadInfo, err error)
 
 var mcListMock func(ctx context.Context, opts mc.ListOptions) <-chan *mc.ClientContent
 var mcRemoveMock func(ctx context.Context, isIncomplete, isRemoveBucket, isBypass bool, contentCh <-chan *mc.ClientContent) <-chan *probe.Error
@@ -51,6 +52,10 @@ func (ac minioClientMock) getObjectRetention(ctx context.Context, bucketName, ob
 	return minioGetObjectRetentionMock(ctx, bucketName, objectName, versionID)
 }
 
+func (ac minioClientMock) putObject(ctx context.Context, bucketName, objectName string, reader io.Reader, objectSize int64, opts minio.PutObjectOptions) (info minio.UploadInfo, err error) {
+	return minioPutObject(ctx, bucketName, objectName, reader, objectSize, opts)
+}
+
 // mock functions for s3ClientMock
 func (c s3ClientMock) list(ctx context.Context, opts mc.ListOptions) <-chan *mc.ClientContent {
 	return mcListMock(ctx, opts)