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tahoe-fuse: print out helpful error messages if the caller didn't give the right context

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This commit is contained in:
Zooko O'Whielacronx 2008-01-08 10:40:35 -07:00
parent ab03cbee25
commit f2e9965c3c
1 changed files with 12 additions and 4 deletions
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16
contrib/tahoe-fuse.py
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@ -27,6 +27,9 @@ MagicDevNumber = 42
def main(args = sys.argv[1:]):
if not args:
sys.stderr.write("%s requires one argument which is the mountpoint." % (sys.argv[0],))
sys.exit(-1)
fs = TahoeFS(os.path.expanduser(TahoeConfigDir))
fs.main()
@ -101,10 +104,15 @@ class TahoeFS (fuse.Fuse):
self.url = 'http://localhost:%d' % (port,)
def _init_bookmarks(self):
f = open(os.path.join(self.confdir, 'fuse-bookmarks.uri'), 'r')
uri = f.read().strip()
f.close()
rootdirfn = os.path.join(self.confdir, 'private', 'root-dir.cap')
try:
f = open(rootdirfn, 'r')
uri = f.read().strip()
f.close()
except EnvironmentError, le:
sys.stderr("%s requires a directory capability in %s, but when it tried to read it, it got: %s" % (sys.argv[0], rootdirfn, le))
raise le
self.bookmarks = TahoeDir(self.url, uri)
def _get_node(self, path):