Folder Synchronization

[dchenard]

Just to looking for AFS or Coda file system.  I never use it but i think 
that will do what u want.


Justin Willmert wrote:

> I am looking for a utility that will allow me to synchronize folders 
> between my laptop, and my server where my documents are stored. 
> Currently I am NFS, but please allow me to elaborate why this is not 
> my ideal solution.
>
> For the first reason, my dad is a bit paranoid when it comes to 
> security (I am only 15, so all equipment but my laptop are technically 
> his).  He doesn't know about what I am doing to my server 99% of the 
> time, but I'd like to be able to assure him that I am as secure as I 
> can be. Therein lies my problem: I've had to open up 5 ports on my 
> firewall (to only the internal network, so that's is a good thing) 
> just to get NFS to work.
>
> Second, I never have gotten NFS working 100%. I can transfer files and 
> all that, but when I am shutting down my laptop, one of the messages I 
> get is an error about not being able to connect to the lockd daemon. I 
> tried locking down the ports (instead of the randomly chosen ones), 
> but I don't think I did this quite right (not sure if it's client or 
> server side). I've never really looked into the issue that hard, 
> because I don't think it's causing me any problems because I'm the 
> only one in the house that uses NFS (I'm the only one with a duel-boot 
> with WinXP and FC4).
>
> Along with the not 100% working idea, I've also have a mysterious bug 
> that I've been unable to correct, and when I posted a message to this 
> list, I got no replys, so since I know it has to do with my NFS, I'd 
> like to get rid of that troubled dependency (often times causes my 
> laptop to lock up).
>
> Third, I travel to school with my laptop sometimes to work on projects 
> there, where, if I bring my own computer I can have whatever programs 
> I want compared to the school where I have no permissions to do 
> anything. I am limited to working in Windows only or else I get some 
> problems when my computer tries to connect to an NFS server that 
> doesn't exist.
>
> Now I'd like to go over what I'm looking for.
>
> I'm looking for (in order of importance)...
>
>     ...a synchronization scheme that integrates into the Linux file
>     system automatically like samba or NFS does: I can mount the
>     remote folder directly into my file system and the client and
>     server are always in sync with each other (no need to run a
>     synchronization program).
>
>     ...a scheme that will not just rely on the server for the content:
>     it will keep a local copy on the client, and once the daemon can
>     successfully connect to the server again, will go ahead and update
>     the server. In short, a local caching system.
>
>     ...a daemon that only requires a single, locked down port to
>     operate so I can lock down my firewall further.
>
>     ...(maybe a bit of a stretch but) a system that can do basic
>     network recognition. For example: My home network consists of a
>     192.168.2.0/24 subnet, and additionally the wireless's name is
>     "ournet" (substituted actual name). If I connect to a wireless
>     connection that is not "ournet", it won't even try connecting. If
>     connect to a lan and the subnet is 172.40.0.0/16 instead of my
>     home subnet (192.168.2.0/24), it won't even try connecting.
>
> I'm really hoping someone out there has an answer for me. If there is 
> absolutely nothing that matches my wishes, maybe there is something 
> out there that comes close and is willing to listen to my ideas. I'm 
> also a bit of a novice programmer. My brother wants me to code this 
> myself, but I thought it'd be much easier ask you helpful people and 
> see if anything already existed (I don't really want to reinvent 
> wheels). If the project needs some help, I'd be willing to help coding 
> a bit, but I am VERY new to Linux programming and tend to have 
> unreliable working conditions (I'm subjective to my parent's whims and 
> how much they will allow me to sit in front of my computer), but some 
> help is better than none.
>
> Thanks for any replies I get (which I'm hoping to be many :-D ),
> Justin Willmert