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Fix ssh key for bootstrapping #133

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Fix ssh key for bootstrapping #133

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15 changes: 12 additions & 3 deletions sunbeam-python/sunbeam/commands/prepare_node.py
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Original file line number Diff line number Diff line change
Expand Up @@ -59,10 +59,19 @@
# with the sunbeam clustering daemon for cluster operations.
sudo usermod --append --groups snap_daemon $USER

# Generate keypair and set-up prompt-less access to local machine
[ -f $HOME/.ssh/id_ed25519 ] || ssh-keygen -f $HOME/.ssh/id_ed25519 -t ed25519 -N ""
cat $HOME/.ssh/id_ed25519.pub >> $HOME/.ssh/authorized_keys
# Generate a dedicated passwordless keypair for bootstrapping the
# local Juju controller. We cannot rely on the default key (id_ed25519)
# because it may already exist and carry a passphrase — see LP#2054328.
[ -f $HOME/.ssh/id_rsa_snap-openstack ] || \
ssh-keygen -b 4096 -f $HOME/.ssh/id_rsa_snap-openstack -t rsa -N ""
cat $HOME/.ssh/id_rsa_snap-openstack.pub >> $HOME/.ssh/authorized_keys
ssh-keyscan -H $(hostname --all-ip-addresses) >> $HOME/.ssh/known_hosts
[ -f $HOME/.ssh/config ] || \
( touch $HOME/.ssh/config ; chmod 0600 $HOME/.ssh/config )
cat >> $HOME/.ssh/config <<EOF
Host $( hostname --all-ip-addresses | paste -s )
IdentityFile ~/.ssh/id_rsa_snap-openstack
EOF

if ! grep -E 'HTTPS?_PROXY' /etc/environment &> /dev/null && \
! curl -s -m 10 -x "" api.charmhub.io &> /dev/null; then
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