Split container package list.

edubox.yml

@@ -3,7 +3,7 @@
 ## for educational use on a host, for example to learn ansible!
 ## All containers use an apt cache on the host system and forward port
 ## 22 (ssh), 80 (http) and 443 (https) to ports >= 10000, 10100 and 10200
-## respectively.  A user 'ansible' in the 'sudo' group is prepared,
+## respectively.  A user 'ansi' in the 'sudo' group is prepared,
 ## either with empty password or an initial password to be set below.
 ##
 ## Modifications of the initial containers are kept in an overlay
@@ -31,6 +31,20 @@
     contpwd: ""
     ## Adjust the number of containers here:
     containers: "{{ range(0, 9 + 1) | list }}"
+    ## Additional packages to be installed in the container:
+    cont_packages_extra:
+      - bind9-dnsutils
+      - file
+      - locales
+      - xz-utils
+      - lsof
+      - wget
+      - bind9-host
+      - libc-l10n
+      - traceroute
+      - bzip2
+      - netcat-traditional
+      - telnet
 
   pre_tasks:
     - name: install apt-cacher-ng

roles/educontainer/defaults/main.yml

@@ -5,20 +5,9 @@ cont_packages:
   - sudo
   - python3
   - auto-apt-proxy
-
   - bash-completion
-  - bind9-dnsutils
-  - file
-  - locales
-  - xz-utils
-  - lsof
-  - wget
-  - bind9-host
-  - man-db
   - ca-certificates
+  - man-db
   - manpages
-  - libc-l10n
-  - traceroute
-  - bzip2
-  - netcat-traditional
-  - telnet
+
+cont_packages_extra: []

roles/educontainer/tasks/main.yml

@@ -62,7 +62,7 @@
   command:
     cmd: >
       debootstrap 
-      --include={{ cont_packages | join(',') }}
+      --include={{ cont_packages | union(cont_packages_extra) | join(',') }}
       --components=main,contrib,non-free stable
       {{ contname }}00 http://deb.debian.org/debian
   args: