OSX - SSH agent functionality differing based upon CLI arguments

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The 2nd example misses the required hostname argument.




> Am 09.01.2014 um 13:32 schrieb bryan hunt <picsolvebryan at gmail.com>:
> 
> 
> Trying to get SSH agent forwarding working for a popular open source configuration management system called Ansible.
> 
> I?ve had some unexpected behaviour, the only cause of which I can find is how I express the command line arguments.
> 
> http://stackoverflow.com/questions/20952689/vagrant-ssh-agent-forwarding-how-is-it-working?noredirect=1#comment31511341_20952689
> 
> In summarise:
> 
> In the first instance I can create a SSH connection, and and execute a remote git clone (via SSH), the Agent Forwarding works, and I am not prompted for credentials:
> 
> ssh vagrant at 127.0.0.1 -p 2222 \
> -o Compression=yes \
> -o StrictHostKeyChecking=no \
> -o LogLevel=FATAL \
> -o StrictHostKeyChecking=no \
> -o UserKnownHostsFile=/dev/null \
> -o IdentitiesOnly=yes \
> -i /Users/bryanhunt/.vagrant.d/insecure_private_key \
> -o ForwardAgent=yes \
> "/bin/sh  -c 'git clone git at bitbucket.org:bryan_picsolve/poc_docker.git /home/vagrant/poc_dockera' "
> Cloning into '/home/vagrant/poc_dockera'...
> 
> In the second instance I express the arguments differently ( -o HostName=127.0.0.1 -o User=vagrant ), and Agent Forwarding doesn?t seem to work:
> 
> ssh -o HostName=127.0.0.1 -o User=vagrant -p 2222 \
> -o Compression=yes \
> -o StrictHostKeyChecking=no \
> -o LogLevel=FATAL \
> -o StrictHostKeyChecking=no \
> -o UserKnownHostsFile=/dev/null \
> -o IdentitiesOnly=yes \
> -i /Users/bryanhunt/.vagrant.d/insecure_private_key \
> -o ForwardAgent=yes \
> "/bin/sh  -c 'git clone git at bitbucket.org:bryan_picsolve/poc_docker.git /home/vagrant/poc_dockerb' "
> /bin/sh  -c 'git clone git at 127.0.0.1's password:
> 
> The client side SSH is:
> 
> OpenSSH_6.2p2, OSSLShim 0.9.8r 8 Dec 2011
> 
> The server side SSH is:
> 
> OpenSSH_5.9p1 Debian-5ubuntu1.1, OpenSSL 1.0.1 14 Mar 2012
> 
> 
> Have any of the list members got an insight into this behaviour ?
> 
> Thanks in advance, 
> 
> Bryan Hunt
> 
> 
> 
> 
> 
> 
> _______________________________________________
> openssh-unix-dev mailing list
> openssh-unix-dev at mindrot.org
> https://lists.mindrot.org/mailman/listinfo/openssh-unix-dev


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