From 85c3ca8c75022cc5076db08dd53b3823b6684108 Mon Sep 17 00:00:00 2001
From: Jarrod Johnson <jjohnson2@lenovo.com>
Date: Tue, 18 May 2021 15:25:26 -0400
Subject: [PATCH] Pass root password onto diskless if set

This honors the administrator
setting the password in the
confluent database for the diskless node.
---
 .../lib/dracut/hooks/cmdline/10-confluentdiskless.sh  | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/confluent_osdeploy/diskless/initramfs/usr/lib/dracut/hooks/cmdline/10-confluentdiskless.sh b/confluent_osdeploy/diskless/initramfs/usr/lib/dracut/hooks/cmdline/10-confluentdiskless.sh
index bd04e97f..02acdd1f 100644
--- a/confluent_osdeploy/diskless/initramfs/usr/lib/dracut/hooks/cmdline/10-confluentdiskless.sh
+++ b/confluent_osdeploy/diskless/initramfs/usr/lib/dracut/hooks/cmdline/10-confluentdiskless.sh
@@ -62,6 +62,8 @@ if [[ $confluent_mgr == *%* ]]; then
     ifname=${ifname%:}
 fi
 needseal=1
+oldumask=$(umask)
+umask 0077
 while [ -z "$confluent_apikey" ]; do
     /opt/confluent/bin/clortho $nodename $confluent_mgr > /etc/confluent/confluent.apikey
     if grep ^SEALED: /etc/confluent/confluent.apikey > /dev/null; then
@@ -85,6 +87,7 @@ if [ $needseal == 1 ]; then
     fi
 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 $2}')
 if [ "$autoconfigmethod" = "dhcp" ]; then
     echo -n "Attempting to use dhcp to bring up $ifname..."
@@ -219,6 +222,14 @@ while [ ! -e /sysroot/sbin/init ]; do
         sleep 1
     done
 done
+rootpassword=$(grep ^rootpassword: /etc/confluent/confluent.deploycfg)
+rootpassword=${rootpassword#rootpassword: }
+if [ "$rootpassword" = "null" ]; then
+    rootpassword=""
+fi
 
+if [ ! -z "$rootpassword" ]; then
+    sed -i "s@root:[^:]*:@root:$rootpassword:@" /sysroot/etc/shadow
+fi
 exec /opt/confluent/bin/start_root