[...] > The application is an ssh key installer for dummies; you give it a > remote hostname and (optionally) the username to log in as. First, it > It walks the user through generating and populating a local .ssh with > keypairs if they're not already presennt. It then handles all the > fiddly bits of making sure there's a remote .ssh directory, checking > permissions, copying public keys from the local .ssh to the remote > one, etc. > > The idea is to allow a novice user to type > > ssh-installkeys remotehost@somewhere.com > > and have the Right Thing happen. This is worth automating because > there are a bunch of obscure bugs you can run into if you get it > even slightly wrong. ssh -d diagnostics deliberately don't pass back > warnings about bad file and directory permissions, for example, because > that might leak sesnsitive information about the remote system. I plan > to give this script to the openssh guys for their distribution. [...] If you get anything better than the hackish script I made, please let me know (and include an attached copy ;-). [niemeyer@ibook ~]% cat ~/.shell/ssh-install-keys #!/bin/sh USERHOST=$1 RSA1KEY=~/.ssh/identity.pub RSA2KEY=~/.ssh/id_rsa.pub DSA2KEY=~/.ssh/id_dsa.pub SSHTMPDIR=~/.ssh-install-keys if [ -z "$USERHOST" ]; then echo "Usage: ssh-install-keys [<user>@]<host>" exit 1 fi KEYS="" echo "Searching for available keys..." for KEY in $RSA1KEY $RSA2KEY $DSA2KEY; do if [ -f $KEY ]; then KEYS="$KEYS $KEY" fi done echo "Creating temporary .ssh directory with found keys..." umask 077 rm -rf $SSHTMPDIR mkdir -p $SSHTMPDIR/.ssh cat $KEYS > $SSHTMPDIR/.ssh/authorized_keys echo "Copying temporary .ssh directory to $USERHOST..." scp -pqr $SSHTMPDIR/.ssh $USERHOST:~/ echo "Removing temporary .ssh directory..." rm -rf $SSHTMPDIR echo "Done!" -- Gustavo Niemeyer [ 2AAC 7928 0FBF 0299 5EB5 60E2 2253 B29A 6664 3A0C ]
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