83 lines
2.0 KiB
Python
83 lines
2.0 KiB
Python
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from errno import ENOENT, EACCES
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from fuse import LoggingMixIn, Operations, FuseOSError
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from FSNode import FSNode
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# a simple read-only filesystem to-tree interface
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class MoodleFS(LoggingMixIn, Operations):
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'Example memory filesystem. Supports only one level of files.'
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def __init__(self, moodle):
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self.category_name_id_map = {}
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self.moodle = moodle
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self.tree = FSNode.from_moodle(self.moodle)
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def chmod(self, path, mode):
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return 0 # makes no sense
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def chown(self, path, uid, gid):
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return 0 # makes no sense
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def create(self, path, mode):
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return 0 # makes no sense
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def getattr(self, path, fh=None):
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s = self.tree.resolve_path(path)
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if s is None:
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raise FuseOSError(ENOENT)
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return s.to_stat_struct()
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def getxattr(self, path, name, position=0):
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pass
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def listxattr(self, path):
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attrs = self.files[path].get('attrs', {})
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return []
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def mkdir(self, path, mode):
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return EACCES
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def open(self, path, flags):
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return 120
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def read(self, path, size, offset, fh):
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return self.tree.resolve_path(path).read(size, offset, self.moodle)
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def readdir(self, path, fh):
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dir_e = self.tree.resolve_path(path)
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return ['.', '..'] + [child.name for child in dir_e.children]
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def readlink(self, path):
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return self.data[path]
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def removexattr(self, path, name):
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pass
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def rename(self, old, new):
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return EACCES
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def rmdir(self, path):
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return EACCES
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def setxattr(self, path, name, value, options, position=0):
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pass
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def statfs(self, path):
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return dict(f_bsize=512, f_blocks=4096, f_bavail=2048)
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def symlink(self, target, source):
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return EACCES
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def truncate(self, path, length, fh=None):
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return EACCES
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def unlink(self, path):
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return EACCES
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def utimens(self, path, times=None):
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pass
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def write(self, path, data, offset, fh):
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return EACCES
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