diff options
Diffstat (limited to 'ansible/roles/network')
-rw-r--r-- | ansible/roles/network/files/nsswitch.conf | 3 | ||||
-rw-r--r-- | ansible/roles/network/files/systemd-resolve-no-listen.conf | 2 | ||||
-rw-r--r-- | ansible/roles/network/handlers/main.yml | 12 | ||||
-rw-r--r-- | ansible/roles/network/tasks/main.yml | 37 | ||||
-rw-r--r-- | ansible/roles/network/templates/nomad-interface.j2 | 8 |
5 files changed, 10 insertions, 52 deletions
diff --git a/ansible/roles/network/files/nsswitch.conf b/ansible/roles/network/files/nsswitch.conf index f4c3149..a84e024 100644 --- a/ansible/roles/network/files/nsswitch.conf +++ b/ansible/roles/network/files/nsswitch.conf @@ -9,8 +9,7 @@ group: files systemd shadow: files gshadow: files -#hosts: files dns -hosts: files mymachines resolve [!UNAVAIL=return] dns myhostname +hosts: files dns networks: files protocols: db files diff --git a/ansible/roles/network/files/systemd-resolve-no-listen.conf b/ansible/roles/network/files/systemd-resolve-no-listen.conf deleted file mode 100644 index 6e95967..0000000 --- a/ansible/roles/network/files/systemd-resolve-no-listen.conf +++ /dev/null @@ -1,2 +0,0 @@ -[Resolve] -DNSStubListener=no diff --git a/ansible/roles/network/handlers/main.yml b/ansible/roles/network/handlers/main.yml deleted file mode 100644 index 3454894..0000000 --- a/ansible/roles/network/handlers/main.yml +++ /dev/null @@ -1,12 +0,0 @@ ---- -- name: reload iptables - shell: iptables-restore < /etc/iptables/rules.v4 && systemctl restart docker && ifdown nomad1 || true && ifup nomad1 || true - -- name: reload ip6tables - shell: ip6tables-restore < /etc/iptables/rules.v6 - -- name: reload nomad interface - shell: ifdown nomad1 || true ; ifup nomad1 - -- name: reload systemd-resolved - service: name=systemd-resolved state=restarted diff --git a/ansible/roles/network/tasks/main.yml b/ansible/roles/network/tasks/main.yml index 7f95b0f..2087765 100644 --- a/ansible/roles/network/tasks/main.yml +++ b/ansible/roles/network/tasks/main.yml @@ -1,42 +1,23 @@ -- name: "Add dummy interface to handle Nomad NAT restriction nomad#2770" - template: src=nomad-interface.j2 dest=/etc/network/interfaces.d/nomad.cfg - when: public_ip != private_ip - notify: - - reload nomad interface - - name: "Deploy iptablesv4 configuration" template: src=rules.v4.j2 dest=/etc/iptables/rules.v4 - notify: - - reload iptables - name: "Deploy iptablesv6 configuration" copy: src=rules.v6 dest=/etc/iptables/rules.v6 - notify: - - reload ip6tables - name: "Activate IP forwarding" sysctl: name: net.ipv4.ip_forward - value: 1 + value: "1" sysctl_set: yes -- name: "Create systemd-resolved override directory" - file: path=/etc/systemd/resolved.conf.d/ state=directory - -- name: "Prevent systemd-resolved from listening on port 53 (DNS)" - copy: src=systemd-resolve-no-listen.conf dest=/etc/systemd/resolved.conf.d/systemd-resolve-no-listen.conf - notify: reload systemd-resolved +# These two lines are used to undo previous config, remove them once it is done +- name: "Update nsswitch.conf to not use systemd-resolved" + copy: src=nsswitch.conf dest=/etc/nsswitch.conf -- name: "Use systemd-resolved as a source for /etc/resolv.conf" - file: - src: "/run/systemd/resolve/resolv.conf" - dest: "/etc/resolv.conf" - state: link - force: yes - notify: reload systemd-resolved +- name: "Disable systemd-resolved" + systemd: + name: systemd-resolved + state: stopped + enabled: false -- name: "Update nsswitch.conf to use systemd-resolved" - copy: src=nsswitch.conf dest=/etc/nsswitch.conf -- name: "Flush handlers" - meta: flush_handlers diff --git a/ansible/roles/network/templates/nomad-interface.j2 b/ansible/roles/network/templates/nomad-interface.j2 deleted file mode 100644 index 74e9cd4..0000000 --- a/ansible/roles/network/templates/nomad-interface.j2 +++ /dev/null @@ -1,8 +0,0 @@ -auto nomad1 -iface nomad1 inet manual - pre-up /sbin/ip link add nomad1 type dummy - up /sbin/ip addr add {{ public_ip }} dev nomad1 - up /sbin/iptables -t nat -A PREROUTING -d {{ private_ip }}/32 -j NETMAP --to {{ public_ip }}/32 - down /sbin/iptables -t nat -D PREROUTING -d {{ private_ip }}/32 -j NETMAP --to {{ public_ip }}/32 - post-down /sbin/ip link del nomad1 - |