Update comment

Author: lfrancke

druid/Dockerfile

@@ -120,8 +120,8 @@ ln -s /stackable/apache-druid-${PRODUCT} /stackable/druid
 # Force to overwrite the existing 'run-druid'
 ln -sf /stackable/bin/run-druid /stackable/druid/bin/run-druid
 
-# All files and folders owned by root to support running as arbitrary users
-# This is best practice as all container users will belong to the root group (0)
+# All files and folders owned by root group to support running as arbitrary users.
+# This is best practice as all container users will belong to the root group (0).
 chown -R ${STACKABLE_USER_UID}:0 /stackable
 chmod -R g=u /stackable
 EOF

hadoop/Dockerfile

@@ -169,8 +169,8 @@ find . -name 'hadoop-*tests.jar' -type f -delete
 # It is so non-root users (as we are) can mount a FUSE device and let other users access it
 echo "user_allow_other" > /etc/fuse.conf
 
-# All files and folders owned by root to support running as arbitrary users
-# This is best practice as all container users will belong to the root group (0)
+# All files and folders owned by root group to support running as arbitrary users.
+# This is best practice as all container users will belong to the root group (0).
 chown -R ${STACKABLE_USER_UID}:0 /stackable
 chmod -R g=u /stackable
 EOF

hbase/Dockerfile

@@ -354,8 +354,8 @@ ln --symbolic --logical --verbose "/stackable/hbase-${PRODUCT}" /stackable/hbase
 ln --symbolic --logical --verbose "/stackable/hbase-operator-tools-${HBASE_OPERATOR_TOOLS}" /stackable/hbase-operator-tools
 ln --symbolic --logical --verbose "/stackable/phoenix/phoenix-server-hbase-${HBASE_PROFILE}.jar" "/stackable/hbase/lib/phoenix-server-hbase-${HBASE_PROFILE}.jar"
 
-# All files and folders owned by root to support running as arbitrary users
-# This is best practice as all container users will belong to the root group (0)
+# All files and folders owned by root group to support running as arbitrary users.
+# This is best practice as all container users will belong to the root group (0).
 chown -R ${STACKABLE_USER_UID}:0 /stackable
 chmod -R g=u /stackable
 EOF

hello-world/Dockerfile

@@ -22,8 +22,8 @@ rm -rf /var/cache/yum
 
 curl "https://repo.stackable.tech/repository/packages/hello-world/hello-world-${PRODUCT}.jar" -o /stackable/hello-world.jar
 
-# All files and folders owned by root to support running as arbitrary users
-# This is best practice as all container users will belong to the root group (0)
+# All files and folders owned by root group to support running as arbitrary users.
+# This is best practice as all container users will belong to the root group (0).
 chown -R ${STACKABLE_USER_UID}:0 /stackable
 chmod -R g=u /stackable
 EOF

hive/Dockerfile

@@ -133,8 +133,8 @@ cp /stackable/hadoop/share/hadoop/tools/lib/hadoop-azure-${HADOOP}.jar /stackabl
 cp /stackable/hadoop/share/hadoop/tools/lib/azure-storage-${AZURE_STORAGE}.jar /stackable/hive-metastore/lib/
 cp /stackable/hadoop/share/hadoop/tools/lib/azure-keyvault-core-${AZURE_KEYVAULT_CORE}.jar /stackable/hive-metastore/lib/
 
-# All files and folders owned by root to support running as arbitrary users
-# This is best practice as all container users will belong to the root group (0)
+# All files and folders owned by root group to support running as arbitrary users.
+# This is best practice as all container users will belong to the root group (0).
 chown -R ${STACKABLE_USER_UID}:0 /stackable
 chmod -R g=u /stackable
 EOF

kafka/Dockerfile

@@ -78,8 +78,8 @@ ln -s /stackable/bin/kcat-${KCAT} /stackable/bin/kcat
 ln -s /stackable/bin/kcat /stackable/kcat
 ln -s /stackable/kafka_${SCALA}-${PRODUCT} /stackable/kafka
 
-# All files and folders owned by root to support running as arbitrary users
-# This is best practice as all container users will belong to the root group (0)
+# All files and folders owned by root group to support running as arbitrary users.
+# This is best practice as all container users will belong to the root group (0).
 chown -R ${STACKABLE_USER_UID}:0 /stackable
 chmod -R g=u /stackable
 EOF

nifi/Dockerfile

@@ -123,8 +123,8 @@ pip install --no-cache-dir nipyapi==0.19.1 && \
 # This can be removed once older versions / operators using this are no longer supported
 ln -s /stackable/stackable-bcrypt.jar /bin/stackable-bcrypt.jar
 
-# All files and folders owned by root to support running as arbitrary users
-# This is best practice as all container users will belong to the root group (0)
+# All files and folders owned by root group to support running as arbitrary users.
+# This is best practice as all container users will belong to the root group (0).
 chown -R ${STACKABLE_USER_UID}:0 /stackable
 chmod -R g=u /stackable
 EOF

omid/Dockerfile

@@ -95,8 +95,8 @@ rm /stackable/omid-tso-server/conf/hbase-site.xml
 # To support arbitrary user ids on OpenShift, this folder must belong to the root group.
 mkdir /stackable/logs
 
-# All files and folders owned by root to support running as arbitrary users
-# This is best practice as all container users will belong to the root group (0)
+# All files and folders owned by root group to support running as arbitrary users.
+# This is best practice as all container users will belong to the root group (0).
 chown -R ${STACKABLE_USER_UID}:0 /stackable
 chmod -R g=u /stackable
 EOF

opa/Dockerfile

@@ -112,8 +112,8 @@ microdnf install \
 microdnf clean all
 rm -rf /var/cache/yum
 
-# All files and folders owned by root to support running as arbitrary users
-# This is best practice as all container users will belong to the root group (0)
+# All files and folders owned by root group to support running as arbitrary users.
+# This is best practice as all container users will belong to the root group (0).
 chown -R ${STACKABLE_USER_UID}:0 /stackable
 chmod -R g=u /stackable
 EOF

spark-k8s/Dockerfile

@@ -322,8 +322,8 @@ ln -s "/stackable/jmx/jmx_prometheus_javaagent-${JMX_EXPORTER}.jar" /stackable/j
 # Symlink example jar, so that we can easily use it in tests
 ln -s /stackable/spark/examples/jars/spark-examples_*.jar /stackable/spark/examples/jars/spark-examples.jar
 
-# All files and folders owned by root to support running as arbitrary users
-# This is best practice as all container users will belong to the root group (0)
+# All files and folders owned by root group to support running as arbitrary users.
+# This is best practice as all container users will belong to the root group (0).
 chown -R ${STACKABLE_USER_UID}:0 /stackable
 chmod -R g=u /stackable
 EOF