@ -288,16 +288,38 @@ func TestGetObjectNoQuorum(t *testing.T) {
bucket := "bucket"
object := "object"
opts := ObjectOptions { }
// Create "object" under "bucket".
// Test use case 1: All disks are online, xl.meta are present, but data are missing
_ , err = obj . PutObject ( ctx , bucket , object , mustGetPutObjReader ( t , bytes . NewReader ( [ ] byte ( "abcd" ) ) , int64 ( len ( "abcd" ) ) , "" , "" ) , opts )
if err != nil {
t . Fatal ( err )
}
// Make 9 disks offline, which leaves less than quorum number of disks
for _ , disk := range xl . getDisks ( ) {
files , _ := disk . ListDir ( ctx , bucket , object , - 1 )
for _ , file := range files {
if file != "xl.meta" {
disk . Delete ( ctx , bucket , pathJoin ( object , file ) , true )
}
}
}
err = xl . GetObject ( ctx , bucket , object , 0 , int64 ( len ( "abcd" ) ) , ioutil . Discard , "" , opts )
if err != toObjectErr ( errFileNotFound , bucket , object ) {
t . Errorf ( "Expected GetObject to fail with %v, but failed with %v" , toObjectErr ( errErasureWriteQuorum , bucket , object ) , err )
}
// Test use case 2: Make 9 disks offline, which leaves less than quorum number of disks
// in a 16 disk Erasure setup. The original disks are 'replaced' with
// naughtyDisks that fail after 'f' successful StorageAPI method
// invocations, where f - [0,2)
// Create "object" under "bucket".
_ , err = obj . PutObject ( ctx , bucket , object , mustGetPutObjReader ( t , bytes . NewReader ( [ ] byte ( "abcd" ) ) , int64 ( len ( "abcd" ) ) , "" , "" ) , opts )
if err != nil {
t . Fatal ( err )
}
for f := 0 ; f < 2 ; f ++ {
diskErrors := make ( map [ int ] error )
for i := 0 ; i <= f ; i ++ {
@ -320,9 +342,84 @@ func TestGetObjectNoQuorum(t *testing.T) {
// Fetch object from store.
err = xl . GetObject ( ctx , bucket , object , 0 , int64 ( len ( "abcd" ) ) , ioutil . Discard , "" , opts )
if err != toObjectErr ( errErasureReadQuorum , bucket , object ) {
t . Errorf ( "Expected putObject to fail with %v, but failed with %v" , toObjectErr ( errErasureWriteQuorum , bucket , object ) , err )
t . Errorf ( "Expected GetObject to fail with %v, but failed with %v" , toObjectErr ( errErasureWriteQuorum , bucket , object ) , err )
}
}
}
func TestHeadObjectNoQuorum ( t * testing . T ) {
ctx , cancel := context . WithCancel ( context . Background ( ) )
defer cancel ( )
// Create an instance of xl backend.
obj , fsDirs , err := prepareErasure16 ( ctx )
if err != nil {
t . Fatal ( err )
}
// Cleanup backend directories.
defer obj . Shutdown ( context . Background ( ) )
defer removeRoots ( fsDirs )
z := obj . ( * erasureServerPools )
xl := z . serverPools [ 0 ] . sets [ 0 ]
// Create "bucket"
err = obj . MakeBucketWithLocation ( ctx , "bucket" , BucketOptions { } )
if err != nil {
t . Fatal ( err )
}
bucket := "bucket"
object := "object"
opts := ObjectOptions { }
// Test use case 1: All disks are online, xl.meta are present, but data are missing
_ , err = obj . PutObject ( ctx , bucket , object , mustGetPutObjReader ( t , bytes . NewReader ( [ ] byte ( "abcd" ) ) , int64 ( len ( "abcd" ) ) , "" , "" ) , opts )
if err != nil {
t . Fatal ( err )
}
for _ , disk := range xl . getDisks ( ) {
files , _ := disk . ListDir ( ctx , bucket , object , - 1 )
for _ , file := range files {
if file != "xl.meta" {
disk . Delete ( ctx , bucket , pathJoin ( object , file ) , true )
}
}
}
_ , err = xl . GetObjectInfo ( ctx , bucket , object , opts )
if err != nil {
t . Errorf ( "Expected StatObject to succeed if data dir are not found, but failed with %v" , err )
}
// Test use case 2: Make 9 disks offline, which leaves less than quorum number of disks
// in a 16 disk Erasure setup. The original disks are 'replaced' with
// naughtyDisks that fail after 'f' successful StorageAPI method
// invocations, where f - [0,2)
// Create "object" under "bucket".
_ , err = obj . PutObject ( ctx , bucket , object , mustGetPutObjReader ( t , bytes . NewReader ( [ ] byte ( "abcd" ) ) , int64 ( len ( "abcd" ) ) , "" , "" ) , opts )
if err != nil {
t . Fatal ( err )
}
erasureDisks := xl . getDisks ( )
for i := range erasureDisks [ : 10 ] {
erasureDisks [ i ] = nil
}
z . serverPools [ 0 ] . erasureDisksMu . Lock ( )
xl . getDisks = func ( ) [ ] StorageAPI {
return erasureDisks
}
z . serverPools [ 0 ] . erasureDisksMu . Unlock ( )
// Fetch object from store.
_ , err = xl . GetObjectInfo ( ctx , bucket , object , opts )
if err != toObjectErr ( errErasureReadQuorum , bucket , object ) {
t . Errorf ( "Expected getObjectInfo to fail with %v, but failed with %v" , toObjectErr ( errErasureWriteQuorum , bucket , object ) , err )
}
}
func TestPutObjectNoQuorum ( t * testing . T ) {