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from datetime import datetime as dtp
import errno
import stat
from threading import Lock
from fuse import (
Operations,
FuseOSError,
LoggingMixIn,
fuse_get_context,
)
from .types import Status
class StatusFileSystem(Operations, LoggingMixIn):
def __init__(self):
self._lock = Lock()
with self._lock:
self.statuses: list[Status] = []
self.fd = 0
def getattr(self, path, fh=None):
(uid, gid, _) = fuse_get_context()
if path == "/":
return {
"st_mode": (stat.S_IFDIR | 0o700), # Directory
"st_nlink": 2,
"st_uid": uid,
"st_gid": gid,
}
with self._lock:
found = next((s for s in self.statuses if s.id == path[1:]), None)
if found:
published_dt = dtp.fromisoformat(found.published)
pubunix = published_dt.timestamp()
return {
"st_mode": (stat.S_IFREG | 0o400),
"st_size": len(found.content.encode("utf8")),
"st_nlink": 1,
"st_uid": uid,
"st_gid": gid,
"st_ctime": pubunix,
"st_mtime": pubunix,
}
raise FuseOSError(errno.ENOENT)
def list_dir(self) -> list[str]:
with self._lock:
return [s.id for s in self.statuses]
def readdir(self, path, fh):
dir_entries = []
if path != "/":
raise FuseOSError(errno.ENOENT)
dir_entries = [".", ".."]
dir_entries += self.list_dir()
return dir_entries
def add_statuses(self, statuses: list[Status]):
with self._lock:
self.statuses.extend(statuses)
def open(self, path, flags): # type: ignore
self.fd += 1
return self.fd
def read(self, path, size, offset, fh): # type: ignore
with self._lock:
found = next(s for s in self.statuses if s.id == path[1:])
if found:
return found.content.encode("utf8")
raise FuseOSError(errno.ENOENT)
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