Messages in this thread |  | | Date | Thu, 06 Sep 2001 23:21:27 -0700 | From | "H. Peter Anvin" <> | Subject | Re: notion of a local address [was: Re: ioctl SIOCGIFNETMASK: ip aliasbug 2.4.9 and 2.2.19] |
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Andrey Savochkin wrote: > > It will work almost always, except cases where administrator set different > preffered sources in local routes. > I.e. it is indeed a very good approximation, but autofs shouldn't still hang > or do nasty things if the check with the datagram socket shows that address > isn't local, but in reality it happens to be local. > A subtle misbehavior or loss of efficiency are acceptable, in my opinion. > > Theoretically, it might be possible to create a configuration which gives > false positive in this check, but I can't see how it may be harmful... >
If the check gives a false negative, autofs will create an NFS mount even though it's a local file (which may fail if the filesystem isn't exported, and is definitely slower.)
If the check gives a false positive, it will try a local bind (and probably fail) even though it is a remote filesystem.
-hpa
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