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HDFS-5739. ACL RPC must allow null name or unspecified permissions in ACL entries. Contributed by Chris Nauroth. 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/HDFS-4685@1556663 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Chris Nauroth 2014-01-08 22:47:57 +00:00
parent 023c11ec7e
commit 21d4167179
4 changed files with 40 additions and 16 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES-HDFS-4685.txt
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@ -34,3 +34,6 @@ HDFS-4685 (Unreleased)
HDFS-5737. Replacing only the default ACL can fail to copy unspecified base
entries from the access ACL. (cnauroth)
HDFS-5739. ACL RPC must allow null name or unspecified permissions in ACL
entries. (cnauroth)

24
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/protocolPB/PBHelper.java
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@ -1928,7 +1928,7 @@ public class PBHelper {
}
private static FsActionProto convert(FsAction v) {
return FsActionProto.valueOf(v.ordinal());
return FsActionProto.valueOf(v != null ? v.ordinal() : 0);
}
private static FsAction convert(FsActionProto v) {
@ -1939,9 +1939,14 @@ public class PBHelper {
List<AclEntry> aclSpec) {
ArrayList<AclEntryProto> r = Lists.newArrayListWithCapacity(aclSpec.size());
for (AclEntry e : aclSpec) {
r.add(AclEntryProto.newBuilder().setType(convert(e.getType()))
.setName(e.getName()).setPermissions(convert(e.getPermission()))
.setScope(convert(e.getScope())).build());
AclEntryProto.Builder builder = AclEntryProto.newBuilder();
builder.setType(convert(e.getType()));
builder.setScope(convert(e.getScope()));
builder.setPermissions(convert(e.getPermission()));
if (e.getName() != null) {
builder.setName(e.getName());
}
r.add(builder.build());
}
return r;
}
@ -1949,9 +1954,14 @@ public class PBHelper {
public static List<AclEntry> convertAclEntry(List<AclEntryProto> aclSpec) {
ArrayList<AclEntry> r = Lists.newArrayListWithCapacity(aclSpec.size());
for (AclEntryProto e : aclSpec) {
r.add(new AclEntry.Builder().setType(convert(e.getType()))
.setName(e.getName()).setPermission(convert(e.getPermissions()))
.setScope(convert(e.getScope())).build());
AclEntry.Builder builder = new AclEntry.Builder();
builder.setType(convert(e.getType()));
builder.setScope(convert(e.getScope()));
builder.setPermission(convert(e.getPermissions()));
if (e.hasName()) {
builder.setName(e.getName());
}
r.add(builder.build());
}
return r;
}

2
hadoop-hdfs-project/hadoop-hdfs/src/main/proto/acl.proto
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@ -50,7 +50,7 @@ message AclEntryProto {
required AclEntryTypeProto type = 1;
required AclEntryScopeProto scope = 2;
required FsActionProto permissions = 3;
required string name = 4;
optional string name = 4;
}
message AclStatusProto {

27
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/protocolPB/TestPBHelper.java
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@ -589,16 +589,27 @@ public class TestPBHelper {
@Test
public void testAclEntryProto() {
AclEntry e = new AclEntry.Builder().setName("test")
// All fields populated.
AclEntry e1 = new AclEntry.Builder().setName("test")
.setPermission(FsAction.READ_EXECUTE).setScope(AclEntryScope.DEFAULT)
.setType(AclEntryType.OTHER).build();
AclEntry[] lists = new AclEntry[] { e };
Assert.assertArrayEquals(
lists,
Lists.newArrayList(
PBHelper.convertAclEntry(PBHelper.convertAclEntryProto(Lists
.newArrayList(e)))).toArray());
// No name.
AclEntry e2 = new AclEntry.Builder().setScope(AclEntryScope.ACCESS)
.setType(AclEntryType.USER).setPermission(FsAction.ALL).build();
// No permission, which will default to the 0'th enum element.
AclEntry e3 = new AclEntry.Builder().setScope(AclEntryScope.ACCESS)
.setType(AclEntryType.USER).setName("test").build();
AclEntry[] expected = new AclEntry[] { e1, e2,
new AclEntry.Builder()
.setScope(e3.getScope())
.setType(e3.getType())
.setName(e3.getName())
.setPermission(FsAction.NONE)
.build() };
AclEntry[] actual = Lists.newArrayList(
PBHelper.convertAclEntry(PBHelper.convertAclEntryProto(Lists
.newArrayList(e1, e2, e3)))).toArray(new AclEntry[0]);
Assert.assertArrayEquals(expected, actual);
}
@Test