ls -la /etc/guacamole/extensions/
total 5064
drwxr-xr-x 2 root root    4096 Jan 24 10:07 .
drwxr-xr-x 3 root root    4096 Jan 24 12:07 ..
-rwxr-xr-x 1 root root 3968839 Jan  9 04:19 guacamole-auth-jdbc-mysql-0.9.14.jar
-rwxr-xr-x 1 root root 1205597 Jan  9 04:19 guacamole-auth-ldap-0.9.14.jar

ls -la /usr/share/tomcat8/
total 32
drwxr-xr-x   4 root root 4096 Jan 24 09:54 .
drwxr-xr-x 110 root root 4096 Jan 24 10:06 ..
drwxr-xr-x   2 root root 4096 Jan 23 12:18 bin
-rw-r--r--   1 root root   39 Sep  3 19:51 defaults.md5sum
-rw-r--r--   1 root root 1911 Sep  3 19:51 defaults.template
lrwxrwxrwx   1 root root   14 Jan 24 09:54 .guacamole -> /etc/guacamole
drwxr-xr-x   2 root root 4096 Jan 23 12:18 lib
-rw-r--r--   1 root root   53 Sep  3 19:51 logrotate.md5sum
-rw-r--r--   1 root root  134 Sep  3 19:51 logrotate.template