/// <exception cref="System.IO.IOException"/>
internal static void AddDeleteOpcode(EditLogOutputStream elos, FSEditLogOp.OpInstanceCache
cache, long txId, string path)
{
FSEditLogOp.DeleteOp op = FSEditLogOp.DeleteOp.GetInstance(cache);
op.SetTransactionId(txId);
op.SetPath(path);
op.SetTimestamp(0);
elos.Write(op);
}
public static EventBatch Translate(FSEditLogOp op)
{
switch (op.opCode)
{
case FSEditLogOpCodes.OpAdd:
{
FSEditLogOp.AddOp addOp = (FSEditLogOp.AddOp)op;
if (addOp.blocks.Length == 0)
{
// create
return(new EventBatch(op.txid, new Event[] { new Event.CreateEvent.Builder().Path
(addOp.path).Ctime(addOp.atime).Replication(addOp.replication).OwnerName(addOp.permissions
.GetUserName()).GroupName(addOp.permissions.GetGroupName()).Perms(addOp.permissions
.GetPermission()).Overwrite(addOp.overwrite).DefaultBlockSize(addOp.blockSize).INodeType
(Event.CreateEvent.INodeType.File).Build() }));
}
else
{
// append
return(new EventBatch(op.txid, new Event[] { new Event.AppendEvent.Builder().Path
(addOp.path).Build() }));
}
goto case FSEditLogOpCodes.OpClose;
}
case FSEditLogOpCodes.OpClose:
{
FSEditLogOp.CloseOp cOp = (FSEditLogOp.CloseOp)op;
return(new EventBatch(op.txid, new Event[] { new Event.CloseEvent(cOp.path, GetSize
(cOp), cOp.mtime) }));
}
case FSEditLogOpCodes.OpAppend:
{
FSEditLogOp.AppendOp appendOp = (FSEditLogOp.AppendOp)op;
return(new EventBatch(op.txid, new Event[] { new Event.AppendEvent.Builder().Path
(appendOp.path).NewBlock(appendOp.newBlock).Build() }));
}
case FSEditLogOpCodes.OpSetReplication:
{
FSEditLogOp.SetReplicationOp setRepOp = (FSEditLogOp.SetReplicationOp)op;
return(new EventBatch(op.txid, new Event[] { new Event.MetadataUpdateEvent.Builder
().MetadataType(Event.MetadataUpdateEvent.MetadataType.Replication).Path(setRepOp
.path).Replication(setRepOp.replication).Build() }));
}
case FSEditLogOpCodes.OpConcatDelete:
{
FSEditLogOp.ConcatDeleteOp cdOp = (FSEditLogOp.ConcatDeleteOp)op;
IList <Event> events = Lists.NewArrayList();
events.AddItem(new Event.AppendEvent.Builder().Path(cdOp.trg).Build());
foreach (string src in cdOp.srcs)
{
events.AddItem(new Event.UnlinkEvent.Builder().Path(src).Timestamp(cdOp.timestamp
).Build());
}
events.AddItem(new Event.CloseEvent(cdOp.trg, -1, cdOp.timestamp));
return(new EventBatch(op.txid, Sharpen.Collections.ToArray(events, new Event[0])));
}
case FSEditLogOpCodes.OpRenameOld:
{
FSEditLogOp.RenameOldOp rnOpOld = (FSEditLogOp.RenameOldOp)op;
return(new EventBatch(op.txid, new Event[] { new Event.RenameEvent.Builder().SrcPath
(rnOpOld.src).DstPath(rnOpOld.dst).Timestamp(rnOpOld.timestamp).Build() }));
}
case FSEditLogOpCodes.OpRename:
{
FSEditLogOp.RenameOp rnOp = (FSEditLogOp.RenameOp)op;
return(new EventBatch(op.txid, new Event[] { new Event.RenameEvent.Builder().SrcPath
(rnOp.src).DstPath(rnOp.dst).Timestamp(rnOp.timestamp).Build() }));
}
case FSEditLogOpCodes.OpDelete:
{
FSEditLogOp.DeleteOp delOp = (FSEditLogOp.DeleteOp)op;
return(new EventBatch(op.txid, new Event[] { new Event.UnlinkEvent.Builder().Path
(delOp.path).Timestamp(delOp.timestamp).Build() }));
}
case FSEditLogOpCodes.OpMkdir:
{
FSEditLogOp.MkdirOp mkOp = (FSEditLogOp.MkdirOp)op;
return(new EventBatch(op.txid, new Event[] { new Event.CreateEvent.Builder().Path
(mkOp.path).Ctime(mkOp.timestamp).OwnerName(mkOp.permissions.GetUserName()).GroupName
(mkOp.permissions.GetGroupName()).Perms(mkOp.permissions.GetPermission()).INodeType
(Event.CreateEvent.INodeType.Directory).Build() }));
}
case FSEditLogOpCodes.OpSetPermissions:
{
FSEditLogOp.SetPermissionsOp permOp = (FSEditLogOp.SetPermissionsOp)op;
return(new EventBatch(op.txid, new Event[] { new Event.MetadataUpdateEvent.Builder
().MetadataType(Event.MetadataUpdateEvent.MetadataType.Perms).Path(permOp.src).Perms
(permOp.permissions).Build() }));
}
case FSEditLogOpCodes.OpSetOwner:
{
FSEditLogOp.SetOwnerOp ownOp = (FSEditLogOp.SetOwnerOp)op;
return(new EventBatch(op.txid, new Event[] { new Event.MetadataUpdateEvent.Builder
().MetadataType(Event.MetadataUpdateEvent.MetadataType.Owner).Path(ownOp.src).OwnerName
(ownOp.username).GroupName(ownOp.groupname).Build() }));
}
case FSEditLogOpCodes.OpTimes:
{
FSEditLogOp.TimesOp timesOp = (FSEditLogOp.TimesOp)op;
return(new EventBatch(op.txid, new Event[] { new Event.MetadataUpdateEvent.Builder
().MetadataType(Event.MetadataUpdateEvent.MetadataType.Times).Path(timesOp.path)
.Atime(timesOp.atime).Mtime(timesOp.mtime).Build() }));
}
case FSEditLogOpCodes.OpSymlink:
{
FSEditLogOp.SymlinkOp symOp = (FSEditLogOp.SymlinkOp)op;
return(new EventBatch(op.txid, new Event[] { new Event.CreateEvent.Builder().Path
(symOp.path).Ctime(symOp.atime).OwnerName(symOp.permissionStatus.GetUserName()).
GroupName(symOp.permissionStatus.GetGroupName()).Perms(symOp.permissionStatus.GetPermission
()).SymlinkTarget(symOp.value).INodeType(Event.CreateEvent.INodeType.Symlink).Build
() }));
}
case FSEditLogOpCodes.OpRemoveXattr:
{
FSEditLogOp.RemoveXAttrOp rxOp = (FSEditLogOp.RemoveXAttrOp)op;
return(new EventBatch(op.txid, new Event[] { new Event.MetadataUpdateEvent.Builder
().MetadataType(Event.MetadataUpdateEvent.MetadataType.Xattrs).Path(rxOp.src).XAttrs
(rxOp.xAttrs).XAttrsRemoved(true).Build() }));
}
case FSEditLogOpCodes.OpSetXattr:
{
FSEditLogOp.SetXAttrOp sxOp = (FSEditLogOp.SetXAttrOp)op;
return(new EventBatch(op.txid, new Event[] { new Event.MetadataUpdateEvent.Builder
().MetadataType(Event.MetadataUpdateEvent.MetadataType.Xattrs).Path(sxOp.src).XAttrs
(sxOp.xAttrs).XAttrsRemoved(false).Build() }));
}
case FSEditLogOpCodes.OpSetAcl:
{
FSEditLogOp.SetAclOp saOp = (FSEditLogOp.SetAclOp)op;
return(new EventBatch(op.txid, new Event[] { new Event.MetadataUpdateEvent.Builder
().MetadataType(Event.MetadataUpdateEvent.MetadataType.Acls).Path(saOp.src).Acls
(saOp.aclEntries).Build() }));
}
default:
{
return(null);
}
}
}