statusbot: add mastodon config options

The dependent change allows us to also post to mastodon.  Configure
this to point to fosstodon where we have an opendevinfra account.

Change-Id: Iafa8074a439315f3db74b6372c1c3181a159a474
Depends-On: https://review.opendev.org/c/opendev/statusbot/+/864586

playbooks/roles/statusbot/defaults/main.yaml

@@ -16,3 +16,6 @@ statusbot_wiki_thankspageid: '37700'
 statusbot_wiki_thankspageurl: 'https://wiki.openstack.org/wiki/Thanks'
 statusbot_irclogs_url  : 'http://eavesdrop.openstack.org/irclogs/%(chan)s/%(chan)s.%(date)s.log.html'
 statusbot_twitter: True
+
+statusbot_mastodon: True
+statusbot_mastodon_host: 'https://fosstodon.org'

playbooks/roles/statusbot/templates/statusbot.config.j2

@@ -44,3 +44,9 @@ consumer_secret={{ statusbot_twitter_secret }}
 access_token_key={{ statusbot_twitter_token_key }}
 access_token_secret={{ statusbot_twitter_token_secret }}
 {% endif %}
+
+{% if statusbot_mastodon %}
+[mastodon]
+host={{ statusbot_mastodon_host }}
+token={{ statusbot_mastodon_token }}
+{% endif %}

playbooks/zuul/templates/group_vars/eavesdrop.yaml.j2

@@ -1,4 +1,5 @@
 openstack_meetbot_password: password
+statusbot_mastodon_token: token
 statusbot_nick_password: password
 statusbot_wiki_user: username
 statusbot_wiki_password: password