From 8f8184f4cf2d341f7d2697427e696c724eeeefa0 Mon Sep 17 00:00:00 2001
From: Tobias Hachmer <tobias@hachmer.de>
Date: Wed, 7 Nov 2018 15:20:18 +0100
Subject: [PATCH] Introduce boolean var 'debug_fastd' and tag debug

If debug_fastd to 'True' log level is set to debug on all fastd instances.

Run the playbook with tag 'debug' to invoke only tasks changing debug settings.
---
 inventory/group_vars/all                                      | 2 ++
 roles/service-fastd-backbone/tasks/main.yml                   | 1 +
 roles/service-fastd-backbone/templates/fastd-backbone.conf.j2 | 4 ++++
 roles/service-fastd-mesh/tasks/main.yml                       | 1 +
 roles/service-fastd-mesh/templates/fastd-mesh.conf.j2         | 4 ++++
 5 files changed, 12 insertions(+)

diff --git a/inventory/group_vars/all b/inventory/group_vars/all
index 3ec1c6d..b4f3e3d 100644
--- a/inventory/group_vars/all
+++ b/inventory/group_vars/all
@@ -1,4 +1,6 @@
 ---
+debug_fastd: False
+
 as_private_mwu: 65037
 as_public_ffrl: 201701
 
diff --git a/roles/service-fastd-backbone/tasks/main.yml b/roles/service-fastd-backbone/tasks/main.yml
index e3841ed..a88c5ea 100644
--- a/roles/service-fastd-backbone/tasks/main.yml
+++ b/roles/service-fastd-backbone/tasks/main.yml
@@ -32,6 +32,7 @@
     dest: "/etc/fastd/{{ item.0.id }}igvpn-{{ item.1.mtu }}/fastd.conf"
   notify: restart fastd backbone instances
   loop: "{{ meshes | subelements('fastd.backbone.instances') }}"
+  tags: debug
 
 - name: write fastd backbone secret
   template:
diff --git a/roles/service-fastd-backbone/templates/fastd-backbone.conf.j2 b/roles/service-fastd-backbone/templates/fastd-backbone.conf.j2
index b7945eb..9f96987 100644
--- a/roles/service-fastd-backbone/templates/fastd-backbone.conf.j2
+++ b/roles/service-fastd-backbone/templates/fastd-backbone.conf.j2
@@ -1,7 +1,11 @@
 #
 # {{ ansible_managed }}
 #
+{% if debug_fastd %}
+log level debug;
+{% else %}
 log level warn;
+{% endif %}
 hide ip addresses yes;
 hide mac addresses yes;
 
diff --git a/roles/service-fastd-mesh/tasks/main.yml b/roles/service-fastd-mesh/tasks/main.yml
index 56a9939..70c224c 100644
--- a/roles/service-fastd-mesh/tasks/main.yml
+++ b/roles/service-fastd-mesh/tasks/main.yml
@@ -52,6 +52,7 @@
     dest: "/etc/fastd/{{ item.0.id }}vpn-{{ item.1.mtu }}/fastd.conf"
   notify: restart fastd mesh instances
   loop: "{{ meshes | subelements('fastd.nodes.instances') }}"
+  tags: debug
 
 - name: write fastd mesh secret
   template:
diff --git a/roles/service-fastd-mesh/templates/fastd-mesh.conf.j2 b/roles/service-fastd-mesh/templates/fastd-mesh.conf.j2
index bcee23f..542c62a 100644
--- a/roles/service-fastd-mesh/templates/fastd-mesh.conf.j2
+++ b/roles/service-fastd-mesh/templates/fastd-mesh.conf.j2
@@ -1,7 +1,11 @@
 #
 # {{ ansible_managed }}
 #
+{% if debug_fastd %}
+log level debug;
+{% else %}
 log level warn;
+{% endif %}
 hide ip addresses yes;
 hide mac addresses yes;