diff options
| author | Guilhem Moulin <guilhem@fripost.org> | 2013-11-03 05:54:11 +0100 |
|---|---|---|
| committer | Guilhem Moulin <guilhem@fripost.org> | 2015-06-07 02:50:35 +0200 |
| commit | 2bcaaf01a5fcc2d2ce618da6af30a43a70d03d80 (patch) | |
| tree | 020bd450fbc622e49c7284f70785749c31aa4429 /roles/common/tasks | |
| parent | 6c30a3f5a131b6e628b588c0723d5e5374e115e1 (diff) | |
Use a dedicated, non-routable, IPv4 for IPSec.
At the each IPSec end-point the traffic is DNAT'ed to / MASQUERADE'd
from our dedicated IP after ESP decapsulation. Also, some IP tables
ensure that alien (not coming from / going to the tunnel end-point) is
dropped.
Diffstat (limited to 'roles/common/tasks')
| -rw-r--r-- | roles/common/tasks/firewall.yml | 8 | ||||
| -rw-r--r-- | roles/common/tasks/ipsec.yml | 16 |
2 files changed, 22 insertions, 2 deletions
diff --git a/roles/common/tasks/firewall.yml b/roles/common/tasks/firewall.yml index b1cd9b1..5029932 100644 --- a/roles/common/tasks/firewall.yml +++ b/roles/common/tasks/firewall.yml @@ -24,10 +24,14 @@ mode=0755 - name: Make the iptable ruleset persistent - copy: src=etc/network/if-pre-up.d/iptables - dest=/etc/network/if-pre-up.d/iptables + copy: src=etc/network/{{ item }} + dest=/etc/network/{{ item }} owner=root group=root mode=0755 + with_items: + - if-pre-up.d/iptables + - if-post-down.d/iptables + - name: Ensure the firewall is up to date command: /usr/local/sbin/update-firewall.sh -c diff --git a/roles/common/tasks/ipsec.yml b/roles/common/tasks/ipsec.yml index d4270d7..3d7a1dd 100644 --- a/roles/common/tasks/ipsec.yml +++ b/roles/common/tasks/ipsec.yml @@ -37,3 +37,19 @@ mode=0644 notify: - Restart IPSec + +- name: Auto-create a dedicated interface for IPSec + copy: src=etc/network/if-up.d/ipsec + dest=/etc/network/if-up.d/ipsec + owner=root group=root + mode=0755 + +# XXX: As of 1.3.1 ansible doesn't accept relative src. +# See https://github.com/ansible/ansible/issues/4459 +- name: Auto-deactivate the dedicated interface for IPSec + file: #src=../if-up.d/ipsec + src=/etc/network/if-up.d/ipsec + dest=/etc/network/if-down.d/ipsec + owner=root group=root state=link + notify: + - Reload networking |