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Refactor ssh; revert to rsa.

This commit is contained in:
Derek Smith 2023-04-12 10:05:25 -04:00
parent 6e2514b12f
commit 4f466381f6
Signed by: farscapian
GPG Key ID: B443E530A14E1C90
3 changed files with 16 additions and 14 deletions
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2
deployment/deploy_vm.sh
View File

@ -103,7 +103,7 @@ if ! lxc list --format csv | grep -q "$LXD_VM_NAME"; then
bash -c "./wait_for_lxc_ip.sh --lxd-name=$LXD_VM_NAME"
# scan the remote machine and install it's identity in our SSH known_hosts file.
ssh-keyscan -H -t ecdsa "$FQDN" >> "$SSH_HOME/known_hosts"
ssh-keyscan -H "$FQDN" >> "$SSH_HOME/known_hosts"
ssh "$FQDN" "sudo chown ubuntu:ubuntu $REMOTE_DATA_PATH"
ssh "$FQDN" "sudo chown -R ubuntu:ubuntu $REMOTE_BACKUP_PATH"

17
install.sh
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@ -60,7 +60,20 @@ EOF
fi
# if the ss-mgmt doesn't exist, create it.
SSH_PUBKEY_PATH="$HOME/.ssh/id_rsa.pub"
SSH_PATH="$HOME/.ssh"
SSH_PRIVKEY_PATH="$SSH_PATH/id_rsa"
SSH_PUBKEY_PATH="$SSH_PRIVKEY_PATH.pub"
if [ ! -f "$SSH_PRIVKEY_PATH" ]; then
ssh-keygen -f "$SSH_PRIVKEY_PATH" -t rsa -b 4096
fi
chmod 700 "$HOME/.ssh"
chmod 600 "$HOME/.ssh/config"
# add SSH_PUBKEY_PATH to authorized_keys
grep -qxF "$(cat $SSH_PUBKEY_PATH)" "$SSH_PATH/authorized_keys" || cat "$SSH_PUBKEY_PATH" >> "$SSH_PATH/authorized_keys"
FROM_BUILT_IMAGE=false
if ! lxc list --format csv | grep -q ss-mgmt; then
@ -163,7 +176,7 @@ fi
# configuration for the base image preparataion.
ssh-keygen -R "$IP_V4_ADDRESS"
ssh-keyscan -H -t ecdsa "$IP_V4_ADDRESS" >> "$SSH_HOME/known_hosts"
ssh-keyscan -H "$IP_V4_ADDRESS" >> "$SSH_HOME/known_hosts"
ssh "ubuntu@$IP_V4_ADDRESS" sudo chown -R ubuntu:ubuntu /home/ubuntu

11
management/provision.sh
View File

@ -44,20 +44,9 @@ fi
# run a lxd command so we don't we a warning upon first invocation
lxc list > /dev/null 2>&1
# add groups for docker and lxd
if ! groups ubuntu | grep -q docker; then
sudo addgroup docker
sudo usermod -aG docker ubuntu
sudo usermod -aG lxd ubuntu
fi
# if an SSH pubkey does not exist, we create one.
# TODO convert this to Trezor-backed SSH
if [ ! -f /home/ubuntu/.ssh/id_rsa.pub ]; then
# generate a new SSH key for the base vm image.
ssh-keygen -f /home/ubuntu/.ssh/id_rsa -t ecdsa -b 521 -N ""
fi
echo "Your management machine has been provisioned!"