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Context based AccessKey passing (#10615) 

A new field called AccessKey is added to the ReqInfo struct and populated.
Because ReqInfo is added to the context, this allows the AccessKey to be
accessed from 3rd-party code, such as a custom ObjectLayer.

Co-authored-by: Harshavardhana <harsha@minio.io>
Co-authored-by: Kaloyan Raev <kaloyan@storj.io>
This commit is contained in:
Bill Thorp 2020-11-04 12:13:34 -05:00 committed by GitHub
parent 3b88a646ec
commit 4a1efabda4
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 23 additions and 11 deletions
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9
cmd/auth-handler.go
View File

@ -333,6 +333,9 @@ func checkRequestAuthTypeToAccessKey(ctx context.Context, r *http.Request, actio
// Populate payload again to handle it in HTTP handler.
r.Body = ioutil.NopCloser(bytes.NewReader(payload))
}
if cred.AccessKey != "" {
logger.GetReqInfo(ctx).AccessKey = cred.AccessKey
}
if action != policy.ListAllMyBucketsAction && cred.AccessKey == "" {
// Anonymous checks are not meant for ListBuckets action
@ -616,7 +619,7 @@ func isPutRetentionAllowed(bucketName, objectName string, retDays int, retDate t
// isPutActionAllowed - check if PUT operation is allowed on the resource, this
// call verifies bucket policies and IAM policies, supports multi user
// checks etc.
func isPutActionAllowed(atype authType, bucketName, objectName string, r *http.Request, action iampolicy.Action) (s3Err APIErrorCode) {
func isPutActionAllowed(ctx context.Context, atype authType, bucketName, objectName string, r *http.Request, action iampolicy.Action) (s3Err APIErrorCode) {
var cred auth.Credentials
var owner bool
switch atype {
@ -637,6 +640,10 @@ func isPutActionAllowed(atype authType, bucketName, objectName string, r *http.R
return s3Err
}
if cred.AccessKey != "" {
logger.GetReqInfo(ctx).AccessKey = cred.AccessKey
}
// Do not check for PutObjectRetentionAction permission,
// if mode and retain until date are not set.
// Can happen when bucket has default lock config set

4
cmd/bucket-handlers.go
View File

@ -383,6 +383,10 @@ func (api objectAPIHandlers) DeleteMultipleObjectsHandler(w http.ResponseWriter,
return
}
// Call checkRequestAuthType to populate ReqInfo.AccessKey before GetBucketInfo()
// Ignore errors here to preserve the S3 error behavior of GetBucketInfo()
checkRequestAuthType(ctx, r, policy.DeleteObjectAction, bucket, "")
// Before proceeding validate if bucket exists.
_, err := objectAPI.GetBucketInfo(ctx, bucket)
if err != nil {

2
cmd/bucket-replication.go
View File

@ -88,7 +88,7 @@ func mustReplicateWeb(ctx context.Context, r *http.Request, bucket, object strin
// mustReplicate returns true if object meets replication criteria.
func mustReplicate(ctx context.Context, r *http.Request, bucket, object string, meta map[string]string, replStatus string) bool {
if s3Err := isPutActionAllowed(getRequestAuthType(r), bucket, "", r, iampolicy.GetReplicationConfigurationAction); s3Err != ErrNone {
if s3Err := isPutActionAllowed(ctx, getRequestAuthType(r), bucket, "", r, iampolicy.GetReplicationConfigurationAction); s3Err != ErrNone {
return false
}
return mustReplicater(ctx, r, bucket, object, meta, replStatus)

1
cmd/logger/reqinfo.go
View File

@ -43,6 +43,7 @@ type ReqInfo struct {
API string // API name - GetObject PutObject NewMultipartUpload etc.
BucketName string // Bucket name
ObjectName string // Object name
AccessKey string // Access Key
tags []KeyVal // Any additional info not accommodated by above fields
sync.RWMutex
}

18
cmd/object-handlers.go
View File

@ -1159,8 +1159,8 @@ func (api objectAPIHandlers) CopyObjectHandler(w http.ResponseWriter, r *http.Re
srcInfo.UserDefined = filterReplicationStatusMetadata(srcInfo.UserDefined)
srcInfo.UserDefined = objectlock.FilterObjectLockMetadata(srcInfo.UserDefined, true, true)
retPerms := isPutActionAllowed(getRequestAuthType(r), dstBucket, dstObject, r, iampolicy.PutObjectRetentionAction)
holdPerms := isPutActionAllowed(getRequestAuthType(r), dstBucket, dstObject, r, iampolicy.PutObjectLegalHoldAction)
retPerms := isPutActionAllowed(ctx, getRequestAuthType(r), dstBucket, dstObject, r, iampolicy.PutObjectRetentionAction)
holdPerms := isPutActionAllowed(ctx, getRequestAuthType(r), dstBucket, dstObject, r, iampolicy.PutObjectLegalHoldAction)
getObjectInfo := objectAPI.GetObjectInfo
if api.CacheAPI() != nil {
@ -1403,7 +1403,7 @@ func (api objectAPIHandlers) PutObjectHandler(w http.ResponseWriter, r *http.Req
reader = r.Body
// Check if put is allowed
if s3Err = isPutActionAllowed(rAuthType, bucket, object, r, iampolicy.PutObjectAction); s3Err != ErrNone {
if s3Err = isPutActionAllowed(ctx, rAuthType, bucket, object, r, iampolicy.PutObjectAction); s3Err != ErrNone {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Err), r.URL, guessIsBrowserReq(r))
return
}
@ -1488,8 +1488,8 @@ func (api objectAPIHandlers) PutObjectHandler(w http.ResponseWriter, r *http.Req
putObject = api.CacheAPI().PutObject
}
retPerms := isPutActionAllowed(getRequestAuthType(r), bucket, object, r, iampolicy.PutObjectRetentionAction)
holdPerms := isPutActionAllowed(getRequestAuthType(r), bucket, object, r, iampolicy.PutObjectLegalHoldAction)
retPerms := isPutActionAllowed(ctx, getRequestAuthType(r), bucket, object, r, iampolicy.PutObjectRetentionAction)
holdPerms := isPutActionAllowed(ctx, getRequestAuthType(r), bucket, object, r, iampolicy.PutObjectLegalHoldAction)
getObjectInfo := objectAPI.GetObjectInfo
if api.CacheAPI() != nil {
@ -1512,7 +1512,7 @@ func (api objectAPIHandlers) PutObjectHandler(w http.ResponseWriter, r *http.Req
metadata[xhttp.AmzBucketReplicationStatus] = replication.Pending.String()
}
if r.Header.Get(xhttp.AmzBucketReplicationStatus) == replication.Replica.String() {
if s3Err = isPutActionAllowed(getRequestAuthType(r), bucket, object, r, iampolicy.ReplicateObjectAction); s3Err != ErrNone {
if s3Err = isPutActionAllowed(ctx, getRequestAuthType(r), bucket, object, r, iampolicy.ReplicateObjectAction); s3Err != ErrNone {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Err), r.URL, guessIsBrowserReq(r))
return
}
@ -1668,8 +1668,8 @@ func (api objectAPIHandlers) NewMultipartUploadHandler(w http.ResponseWriter, r
return
}
retPerms := isPutActionAllowed(getRequestAuthType(r), bucket, object, r, iampolicy.PutObjectRetentionAction)
holdPerms := isPutActionAllowed(getRequestAuthType(r), bucket, object, r, iampolicy.PutObjectLegalHoldAction)
retPerms := isPutActionAllowed(ctx, getRequestAuthType(r), bucket, object, r, iampolicy.PutObjectRetentionAction)
holdPerms := isPutActionAllowed(ctx, getRequestAuthType(r), bucket, object, r, iampolicy.PutObjectLegalHoldAction)
getObjectInfo := objectAPI.GetObjectInfo
if api.CacheAPI() != nil {
@ -2134,7 +2134,7 @@ func (api objectAPIHandlers) PutObjectPartHandler(w http.ResponseWriter, r *http
s3Error APIErrorCode
)
reader = r.Body
if s3Error = isPutActionAllowed(rAuthType, bucket, object, r, iampolicy.PutObjectAction); s3Error != ErrNone {
if s3Error = isPutActionAllowed(ctx, rAuthType, bucket, object, r, iampolicy.PutObjectAction); s3Error != ErrNone {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
return
}