Subject: Re: egit and RSA keys for SSH

From: "Shawn O. Pearce" <[email-masked]>
Date: Mon, 15 Jun 2009 18:03:06 -0700

Aaron Hicks <[email-masked]> wrote:
> Hi Shawn,
> 
> I've followed your instructions, and added the same RSA key that I use with Git and Git Extensions (using Windows here), but eGit still asks for a password for a the git user (which is password disabled, and requires RSA). I'm telling eGit to access via "git + SSH".
> 
> I'm assuming for windows the ~/.ssh should be in C:\path\to\profile\username\.ssh ?

Unless Cygwin is installed, in which case its likely in Cygwin.

Technically EGit uses user.home property from Java, which should
be the profile directory, or %HOME% in cmd.  Not sure.

> I'm not 100% that eGit has installed correctly in Eclipse (3.4.2 Ganymede, Windows XP SP3, Java 1.6.0_13) either. I can't see many git-like commands in the context menus for files and projects.
> 
> Regards,
> 
> Aaron Hicks
> 
> > -----Original Message-----
> > From: [email-masked] [mailto:[email-masked]]
> > Sent: Tuesday, 16 June 2009 3:04 a.m.
> > To: Aaron Hicks
> > Cc: [email-masked]
> > Subject: Re: egit and RSA keys for SSH
> >
> > Aaron Hicks <[email-masked]> wrote:
> > > We have a git repository set up with gitosis and it requires RSA
> > > keys to authenticate developers who have rights to push to this
> > > repository. i.e. they are blessed with write privileges. Github
> > > uses a similar method.
> > >
> > > We use Eclipse, so we would like Eclipse to integrate with Git. So
> > > we grabbed egit from http://www.jgit.org/update-site and used the
> > > Eclipse installer (Like we do all the other Eclipse plug-in, given
> > > that the egit/jgit sites don't give instructions otherwise it seems
> > > to be the thing to do).
> > >
> > > The problem is I can't see how to associate an RSA key in order
> > > to authenticate the SSH login with our gitosis repository (or
> > > GitHub). We have PuTTY installed and use Pageant to manage keys, and
> > > the required key is already loaded.
> >
> > Unfortunately both PuTTY's Pageant and OpenSSH's ssh-agent are
> > not supported from JSch, which is the SSH client used within JGit,
> > which is what is underneath EGit.  Consequently, you can't use the
> > agent to manage your keys.
> >
> > From within Eclipse, if you go to Window > Preferences > General >
> > Network Connections > SSH2 you can configure your RSA keys.  But,
> > these keys are configured globally for the workspace, i.e. its
> > more like loading the key into the agent than it is about binding
> > a particular key to a particular host.
> >
> > To force binding a key to a host, use ~/.ssh/config.  JGit knows
> > how to read this file on startup and uses the Host blocks to do
> > some configuration control over the connection.
> >
> > E.g. if you use a URL like "[email-masked]:foo.git"
> > then you can put the following in your ~/.ssh/config to force using
> > a specific SSH key:
> >
> >   Host gitserver.example.com
> >     IdentityFile .ssh/id_gitkey
> >
> > Note that ~/.ssh/config is cached on startup of EGit, so you'll
> > need to completely restart the Eclipse workspace after making any
> > changes to it.
> >
> > --
> > Shawn.
> 
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-- 
Shawn.