Ensure ~/.bashrc and ~/.bash_profile exist when persistUserHome enabled

Signed-off-by: Andrew Obuchowicz <[email protected]>

base/ubi8/.stow-local-ignore

@@ -1,2 +1,7 @@
 # .viminfo cannot be a symlink for security reasons
 \.viminfo
+
+# We store bash related files in /home/tooling/ so they aren't overriden if persistUserHome is enabled
+# but we don't want them to be symbolic links (or to cause stow conflicts). They will be copied to /home/user/ manually.
+\.bashrc
+\.bash_profile

base/ubi8/Dockerfile

@@ -111,7 +111,11 @@ RUN \
     # Create symbolic links from /home/tooling/ -> /home/user/
     stow . -t /home/user/ -d /home/tooling/ && \
     # .viminfo cannot be a symbolic link for security reasons, so copy it to /home/user/
-    cp /home/tooling/.viminfo /home/user/.viminfo
+    cp /home/tooling/.viminfo /home/user/.viminfo && \
+    # Bash-related files are backed up to /home/tooling/ incase they are deleted when persistUserHome is enabled.
+    cp /home/user/.bashrc /home/tooling/.bashrc && \
+    cp /home/user/.bash_profile /home/tooling/.bash_profile && \
+    chown 10001 /home/tooling/.bashrc /home/tooling/.bash_profile
 
 USER 10001
 ENV HOME=/home/user

universal/ubi8/entrypoint.sh

@@ -62,6 +62,10 @@ if [ $HOME_USER_MOUNTED -eq 0 ] && [ ! -f $STOW_COMPLETE ]; then
     stow . -t /home/user/ -d /home/tooling/ --no-folding -v 2 > /tmp/stow.log 2>&1
     # Vim does not permit .viminfo to be a symbolic link for security reasons, so manually copy it
     cp /home/tooling/.viminfo /home/user/.viminfo
+    # We have to restore bash-related files back onto /home/user/ (since they will have been overwritten by the PVC)
+    # but we don't want them to be symbolic links (so that they persist on the PVC)
+    cp /home/tooling/.bashrc /home/user/.bashrc
+    cp /home/tooling/.bash_profile /home/user/.bash_profile
     touch $STOW_COMPLETE
 fi