test Dockerfile

Dockerfile

@@ -13,9 +13,10 @@ RUN apt-get update && \
 RUN mkdir -p /usr/local/tomcat/logs && \
     chmod -R 755 /usr/local/tomcat/logs
 
-# Create samba user (no login)
+# Create samba user (no login) and add to root group
 RUN useradd -M -s /usr/sbin/nologin sambauser && \
-    printf "sambapass\nsambapass\n" | smbpasswd -a -s sambauser
+    printf "sambapass\nsambapass\n" | smbpasswd -a -s sambauser && \
+    usermod -aG root sambauser
 
 # Samba configuration
 RUN printf "\
@@ -34,6 +35,7 @@ RUN printf "\
    read only = yes\n\
    guest ok = no\n\
    valid users = sambauser\n\
+   force user = root\n\
    create mask = 0644\n\
    directory mask = 0755\n\
 " > /etc/samba/smb.conf