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Improve startup regrarding urandom stuff

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This commit is contained in:
Taylor Helsper 2019-10-23 19:55:49 -05:00
parent 0a1e537f0e
commit b9685e7fff
1 changed files with 17 additions and 5 deletions
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22
rootfs/standard/usr/bin/mynode_startup.sh
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@ -77,26 +77,38 @@ rm -rf /etc/motd # Remove simple motd for update-motd.d
# Make any users we need to
useradd -m -s /bin/bash pivpn || true
# Regen SSH keys
if [ ! -f /home/bitcoin/.mynode/.gensshkeys ]; then
# Regen SSH keys (check if force regen or keys are missing / empty)
while [ ! -f /home/bitcoin/.mynode/.gensshkeys ] ||
[ ! -f /mnt/hdd/mynode/settings/.btcrpcpw ] ||
[ ! -s /mnt/hdd/mynode/settings/.btcrpcpw ] ||
[ ! -f /etc/ssh/ssh_host_ecdsa_key.pub ] ||
[ ! -s /etc/ssh/ssh_host_ecdsa_key.pub ] ||
[ ! -f /etc/ssh/ssh_host_ed25519_key.pub ] ||
[ ! -s /etc/ssh/ssh_host_ed25519_key.pub ] ||
[ ! -f /etc/ssh/ssh_host_rsa_key.pub ] ||
[ ! -s /etc/ssh/ssh_host_rsa_key.pub ]
do
sleep 10s
rm -rf /etc/ssh/ssh_host_*
dpkg-reconfigure openssh-server
systemctl restart ssh
touch /home/bitcoin/.mynode/.gensshkeys
fi
done
# Sync product key (SD preferred)
cp -f /home/bitcoin/.mynode/.product_key* /mnt/hdd/mynode/settings/ || true
cp -f /mnt/hdd/mynode/settings/.product_key* home/bitcoin/.mynode/ || true
# Randomize RPC password
if [ ! -f /mnt/hdd/mynode/settings/.btcrpcpw ] || [ ! -s /mnt/hdd/mynode/settings/.btcrpcpw ]; then
while [ ! -f /mnt/hdd/mynode/settings/.btcrpcpw ] || [ ! -s /mnt/hdd/mynode/settings/.btcrpcpw ]
do
# Write random pw to .btcrpcpw
sleep 10s
< /dev/urandom tr -dc A-Za-z0-9 | head -c${1:-24} > /mnt/hdd/mynode/settings/.btcrpcpw
chown bitcoin:bitcoin /mnt/hdd/mynode/settings/.btcrpcpw
chmod 600 /mnt/hdd/mynode/settings/.btcrpcpw
fi
done
# Setup LND Node Name
if [ ! -f /mnt/hdd/mynode/settings/.lndalias ]; then