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mirror of https://github.com/xcat2/confluent.git synced 2024-11-22 01:22:00 +00:00

Enable TPM2 on SUSE diskless for apikey

Rather than remote sealed copy, store it in the TPM2

Will convert genesis and EL diskless for this to be the new preferred
mechanism.
This commit is contained in:
Jarrod Johnson 2021-06-23 17:01:27 -04:00
parent b8c9e9c535
commit b30fabd55d
2 changed files with 22 additions and 11 deletions

View File

@ -65,28 +65,39 @@ fi
needseal=1
oldumask=$(umask)
umask 0077
for hdl in $(tpm2_getcap handles-persistent|awk '{print $2}'); do
unsealeddata=$(tpm2_unseal -Q -c $hdl)
if [[ $unsealeddata == "CONFLUENT_APIKEY:"* ]]; then
confluent_apikey=${unsealeddata#CONFLUENT_APIKEY:}
fi
done
needseal=0
while [ -z "$confluent_apikey" ]; do
/opt/confluent/bin/clortho $nodename $confluent_mgr > /etc/confluent/confluent.apikey
if grep ^SEALED: /etc/confluent/confluent.apikey > /dev/null; then
needseal=0
sed -e s/^SEALED:// /etc/confluent/confluent.apikey | clevis-decrypt-tpm2 > /etc/confluent/confluent.apikey.decrypt
mv /etc/confluent/confluent.apikey.decrypt /etc/confluent/confluent.apikey
# we don't support remote sealed api keys
echo > /etc/confluent/confluent.apikey
fi
confluent_apikey=$(cat /etc/confluent/confluent.apikey)
if [ -z "$confluent_apikey" ]; then
echo "Unable to acquire node api key, no TPM2 sealed nor fresh token available, retrying..."
echo "Unable to acquire node api key, set deployment.apiarmed=once on node '$nodename', retrying..."
sleep 10
fi
needseal=1
done
if [[ $confluent_mgr == *:* ]]; then
confluent_mgr="[$confluent_mgr]"
fi
#if [ $needseal == 1 ]; then
# sealed=$(echo $confluent_apikey | clevis-encrypt-tpm2 {})
# if [ ! -z "$sealed" ]; then
# curl -sf -H "CONFLUENT_NODENAME: $nodename" -H "CONFLUENT_APIKEY: $confluent_apikey" -d $sealed https://$confluent_mgr/confluent-api/self/saveapikey
# fi
#fi
if [ $needseal == 1 ]; then
tmpdir=$(mktemp -d)
cd $tmpdir
tpm2_createprimary -G ecc -Q --key-context=prim.ctx
(echo -n "CONFLUENT_APIKEY:";cat /etc/confluent/confluent.apikey) | tpm2_create -Q --public=data.pub --private=data.priv -i - -C prim.ctx
tpm2_load -Q --parent-context=prim.ctx --public=data.pub --private=data.priv --name=confluent.apikey --key-context=data.ctx
tpm2_evictcontrol -Q -c data.ctx
cd -
rm -rf $tmpdir
fi
curl -sf -H "CONFLUENT_NODENAME: $nodename" -H "CONFLUENT_APIKEY: $confluent_apikey" https://$confluent_mgr/confluent-api/self/deploycfg > /etc/confluent/confluent.deploycfg
umask $oldumask
autoconfigmethod=$(grep ipv4_method /etc/confluent/confluent.deploycfg |awk '{print $2}')

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@ -1,6 +1,6 @@
dracut_install /usr/bin/mktemp
dracut_install /usr/lib64/libtss2-tcti-device.so.*
dracut_install /usr/bin/tpm2_create /usr/bin/tpm2_pcrread /usr/bin/tpm2_createpolicy /usr/bin/tpm2_createprimary /usr/bin/tpm2_load /usr/bin/tpm2_unseal
dracut_install /usr/bin/tpm2_create /usr/bin/tpm2_pcrread /usr/bin/tpm2_createpolicy /usr/bin/tpm2_createprimary /usr/bin/tpm2_load /usr/bin/tpm2_unseal /usr/bin/tpm2_getcap /usr/bin/tpm2_evictcontrol
dracut_install curl openssl tar cpio gzip lsmod ethtool xz lsmod ethtool
dracut_install modprobe touch echo cut wc bash uniq grep ip hostname
dracut_install awk egrep dirname expr sort