mirror of
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cdeccb5510
This feature also changes the default port where the browser is running, now the port has moved to 9001 and it can be configured with ``` --console-address ":9001" ```
289 lines
8.5 KiB
Go
289 lines
8.5 KiB
Go
// Copyright (c) 2015-2021 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package cmd
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import (
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"encoding/xml"
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"io"
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"net/http"
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"github.com/gorilla/mux"
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xhttp "github.com/minio/minio/internal/http"
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"github.com/minio/minio/internal/logger"
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"github.com/minio/pkg/bucket/policy"
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)
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// Data types used for returning dummy access control
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// policy XML, these variables shouldn't be used elsewhere
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// they are only defined to be used in this file alone.
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type grantee struct {
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XMLNS string `xml:"xmlns:xsi,attr"`
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XMLXSI string `xml:"xsi:type,attr"`
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Type string `xml:"Type"`
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ID string `xml:"ID,omitempty"`
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DisplayName string `xml:"DisplayName,omitempty"`
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URI string `xml:"URI,omitempty"`
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}
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type grant struct {
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Grantee grantee `xml:"Grantee"`
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Permission string `xml:"Permission"`
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}
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type accessControlPolicy struct {
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XMLName xml.Name `xml:"AccessControlPolicy"`
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Owner Owner `xml:"Owner"`
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AccessControlList struct {
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Grants []grant `xml:"Grant"`
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} `xml:"AccessControlList"`
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}
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// PutBucketACLHandler - PUT Bucket ACL
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// -----------------
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// This operation uses the ACL subresource
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// to set ACL for a bucket, this is a dummy call
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// only responds success if the ACL is private.
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func (api objectAPIHandlers) PutBucketACLHandler(w http.ResponseWriter, r *http.Request) {
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ctx := newContext(r, w, "PutBucketACL")
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defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
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vars := mux.Vars(r)
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bucket := vars["bucket"]
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objAPI := api.ObjectAPI()
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if objAPI == nil {
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writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
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return
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}
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// Allow putBucketACL if policy action is set, since this is a dummy call
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// we are simply re-purposing the bucketPolicyAction.
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if s3Error := checkRequestAuthType(ctx, r, policy.PutBucketPolicyAction, bucket, ""); s3Error != ErrNone {
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writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL)
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return
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}
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// Before proceeding validate if bucket exists.
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_, err := objAPI.GetBucketInfo(ctx, bucket)
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if err != nil {
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writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
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return
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}
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aclHeader := r.Header.Get(xhttp.AmzACL)
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if aclHeader == "" {
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acl := &accessControlPolicy{}
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if err = xmlDecoder(r.Body, acl, r.ContentLength); err != nil {
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if err == io.EOF {
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writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrMissingSecurityHeader),
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r.URL)
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return
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}
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writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
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return
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}
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if len(acl.AccessControlList.Grants) == 0 {
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writeErrorResponse(ctx, w, toAPIError(ctx, NotImplemented{}), r.URL)
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return
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}
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if acl.AccessControlList.Grants[0].Permission != "FULL_CONTROL" {
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writeErrorResponse(ctx, w, toAPIError(ctx, NotImplemented{}), r.URL)
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return
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}
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}
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if aclHeader != "" && aclHeader != "private" {
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writeErrorResponse(ctx, w, toAPIError(ctx, NotImplemented{}), r.URL)
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return
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}
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w.(http.Flusher).Flush()
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}
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// GetBucketACLHandler - GET Bucket ACL
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// -----------------
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// This operation uses the ACL
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// subresource to return the ACL of a specified bucket.
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func (api objectAPIHandlers) GetBucketACLHandler(w http.ResponseWriter, r *http.Request) {
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ctx := newContext(r, w, "GetBucketACL")
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defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
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vars := mux.Vars(r)
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bucket := vars["bucket"]
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objAPI := api.ObjectAPI()
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if objAPI == nil {
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writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
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return
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}
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// Allow getBucketACL if policy action is set, since this is a dummy call
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// we are simply re-purposing the bucketPolicyAction.
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if s3Error := checkRequestAuthType(ctx, r, policy.GetBucketPolicyAction, bucket, ""); s3Error != ErrNone {
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writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL)
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return
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}
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// Before proceeding validate if bucket exists.
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_, err := objAPI.GetBucketInfo(ctx, bucket)
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if err != nil {
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writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
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return
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}
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acl := &accessControlPolicy{}
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acl.AccessControlList.Grants = append(acl.AccessControlList.Grants, grant{
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Grantee: grantee{
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XMLNS: "http://www.w3.org/2001/XMLSchema-instance",
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XMLXSI: "CanonicalUser",
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Type: "CanonicalUser",
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},
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Permission: "FULL_CONTROL",
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})
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if err := xml.NewEncoder(w).Encode(acl); err != nil {
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writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
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return
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}
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w.(http.Flusher).Flush()
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}
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// PutObjectACLHandler - PUT Object ACL
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// -----------------
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// This operation uses the ACL subresource
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// to set ACL for a bucket, this is a dummy call
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// only responds success if the ACL is private.
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func (api objectAPIHandlers) PutObjectACLHandler(w http.ResponseWriter, r *http.Request) {
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ctx := newContext(r, w, "PutObjectACL")
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defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
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vars := mux.Vars(r)
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bucket := vars["bucket"]
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object, err := unescapePath(vars["object"])
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if err != nil {
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writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
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return
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}
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objAPI := api.ObjectAPI()
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if objAPI == nil {
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writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
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return
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}
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// Allow putObjectACL if policy action is set, since this is a dummy call
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// we are simply re-purposing the bucketPolicyAction.
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if s3Error := checkRequestAuthType(ctx, r, policy.PutBucketPolicyAction, bucket, ""); s3Error != ErrNone {
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writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL)
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return
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}
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// Before proceeding validate if object exists.
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_, err = objAPI.GetObjectInfo(ctx, bucket, object, ObjectOptions{})
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if err != nil {
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writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
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return
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}
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aclHeader := r.Header.Get(xhttp.AmzACL)
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if aclHeader == "" {
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acl := &accessControlPolicy{}
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if err = xmlDecoder(r.Body, acl, r.ContentLength); err != nil {
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writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
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return
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}
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if len(acl.AccessControlList.Grants) == 0 {
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writeErrorResponse(ctx, w, toAPIError(ctx, NotImplemented{}), r.URL)
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return
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}
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if acl.AccessControlList.Grants[0].Permission != "FULL_CONTROL" {
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writeErrorResponse(ctx, w, toAPIError(ctx, NotImplemented{}), r.URL)
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return
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}
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}
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if aclHeader != "" && aclHeader != "private" {
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writeErrorResponse(ctx, w, toAPIError(ctx, NotImplemented{}), r.URL)
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return
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}
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w.(http.Flusher).Flush()
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}
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// GetObjectACLHandler - GET Object ACL
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// -----------------
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// This operation uses the ACL
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// subresource to return the ACL of a specified object.
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func (api objectAPIHandlers) GetObjectACLHandler(w http.ResponseWriter, r *http.Request) {
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ctx := newContext(r, w, "GetObjectACL")
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defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
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vars := mux.Vars(r)
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bucket := vars["bucket"]
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object, err := unescapePath(vars["object"])
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if err != nil {
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writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
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return
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}
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objAPI := api.ObjectAPI()
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if objAPI == nil {
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writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
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return
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}
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// Allow getObjectACL if policy action is set, since this is a dummy call
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// we are simply re-purposing the bucketPolicyAction.
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if s3Error := checkRequestAuthType(ctx, r, policy.GetBucketPolicyAction, bucket, ""); s3Error != ErrNone {
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writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL)
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return
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}
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// Before proceeding validate if object exists.
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_, err = objAPI.GetObjectInfo(ctx, bucket, object, ObjectOptions{})
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if err != nil {
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writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
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return
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}
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acl := &accessControlPolicy{}
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acl.AccessControlList.Grants = append(acl.AccessControlList.Grants, grant{
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Grantee: grantee{
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XMLNS: "http://www.w3.org/2001/XMLSchema-instance",
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XMLXSI: "CanonicalUser",
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Type: "CanonicalUser",
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},
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Permission: "FULL_CONTROL",
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})
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if err := xml.NewEncoder(w).Encode(acl); err != nil {
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writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
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return
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}
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w.(http.Flusher).Flush()
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}
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