it works again (and inodes now reference the TangleFileTreeElement of their parent)
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parent
0e1826d282
commit
c0e3c81231
126
next.py
126
next.py
@ -49,61 +49,6 @@ class Atom():
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else:
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return msgpack.dumps([False, self.name, self.cont])
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class Inode():
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def __init__(self, name: str, iotaApi: Iota, type: str = None) -> None:
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self.name = name
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self.type = type
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self.ref = None
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self.iotaApi = iotaApi
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def setType(self, type: str) -> None:
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self.type = type
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def change(self, size: int=None, hash: int=None, milestoneIndex: int=None) -> Atom:
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delta = {}
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if size!=None:
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self.size = size
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delta[b's'] = size
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if size!=None:
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self.size = hash
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delta[b'h'] = hash
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if milestoneIndex!=None:
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self.milestoneIndex = milestoneIndex
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delta[b'm'] = milestoneIndex
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return Atom(False, delta, self.name)
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def applyAtom(self, atom: Atom) -> None:
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if atom.name != self.name:
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raise Exception("Cannot apply atom ment for a different inode (names differ)")
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if atom.milestone:
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stones = atom.cont
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if self.name in stones:
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self.applyAtom(Atom(False, stones[self.name], self.name))
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else:
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delta = atom.cont
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if b's' in delta:
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self.size = delta[b's']
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if b'm' in delta:
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self.milestoneIndex = delta[b'm']
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def toStone(self) -> None:
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if self.type=="file":
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return [self.size, self.hash]
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else:
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return [self.milestoneIndex]
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def getRef(self):
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if self.name == "*":
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return None
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if not self.ref:
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if self.type=="dir":
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self.elem = TangleFileTreeElement(self.name, self.milestoneIndex, self, self.iotaApi)
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elif self.type=="file":
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self.ref = TangleFile(self.name, self, self.api)
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else:
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raise Exception("Cannot get reference of an inode of type "+self.type)
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return self.ref
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class BlobChunk():
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def __init__(self, data: bytes = b'', sealed: bool = False) -> None:
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self.data = data
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@ -250,7 +195,7 @@ class TangleFileTreeElement(TangleBlob):
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if isinstance(parent, bytes):
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self.token = hashlib.sha3_384(parent + name.encode()).digest()
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else:
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self.token = hashlib.sha3_384(parent.getRef().token + name.encode()).digest()
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self.token = hashlib.sha3_384(parent.token + name.encode()).digest()
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super(TangleFileTreeElement, self).__init__(self.token, iotaApi)
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self.name = name
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self.inodes = {}
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@ -309,7 +254,7 @@ class TangleFileTreeElement(TangleBlob):
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self._requireFetched()
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if name in self.getNameList():
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return False
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inode = Inode(name, self.iotaApi, "dir")
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inode = Inode(name, self.iotaApi, self, "dir")
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atom = inode.change(milestoneIndex=0)
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self._newAtom(atom)
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self.inodes[name] = inode
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@ -382,6 +327,62 @@ class TangleFile():
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self.size = self.blob.getSize()
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self.parent._updateFileToken(self.name, self.token, self.size)
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class Inode():
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def __init__(self, name: str, iotaApi: Iota, parent: TangleFileTreeElement = None, type: str = None) -> None:
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self.parent = parent
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self.name = name
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self.type = type
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self.ref = None
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self.iotaApi = iotaApi
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def setType(self, type: str) -> None:
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self.type = type
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def change(self, size: int=None, hash: int=None, milestoneIndex: int=None) -> Atom:
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delta = {}
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if size!=None:
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self.size = size
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delta[b's'] = size
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if size!=None:
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self.size = hash
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delta[b'h'] = hash
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if milestoneIndex!=None:
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self.milestoneIndex = milestoneIndex
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delta[b'm'] = milestoneIndex
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return Atom(False, delta, self.name)
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def applyAtom(self, atom: Atom) -> None:
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if atom.name != self.name:
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raise Exception("Cannot apply atom ment for a different inode (names differ)")
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if atom.milestone:
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stones = atom.cont
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if self.name in stones:
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self.applyAtom(Atom(False, stones[self.name], self.name))
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else:
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delta = atom.cont
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if b's' in delta:
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self.size = delta[b's']
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if b'm' in delta:
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self.milestoneIndex = delta[b'm']
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def toStone(self) -> None:
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if self.type=="file":
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return [self.size, self.hash]
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else:
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return [self.milestoneIndex]
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def getRef(self):
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if self.name == "*":
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return None
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if not self.ref:
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if self.type=="dir":
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self.elem = TangleFileTreeElement(self.name, self.milestoneIndex, self.parent, self.iotaApi)
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elif self.type=="file":
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self.ref = TangleFile(self.name, self, self.api)
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else:
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raise Exception("Cannot get reference of an inode of type "+self.type)
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return self.ref
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class IotaFs():
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def __init__(self, token) -> None:
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self.api = Iota('https://nodes.thetangle.org:443', local_pow=True)
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@ -405,9 +406,8 @@ class IotaFs():
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def createNewFile(self, name) -> None:
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pass
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def main():
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api = Iota('https://nodes.thetangle.org:443', local_pow=True)
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token = b'testToken'
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genesis = TangleFileTreeElement("*", 0, token, api)
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genesis.mkdir("/")
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root = genesis.inodes["/"].getRef()
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api = Iota('https://nodes.thetangle.org:443', local_pow=True)
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token = b'testToken'
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genesis = TangleFileTreeElement("*", 0, token, api)
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genesis.mkdir("/")
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root = genesis.inodes["/"].getRef()
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