Merge ~tcuthbert/content-cache-charm:master into content-cache-charm:master

[Thomas Cuthbert]

Telegraf expects 'listener-address' rel key name

[🤖 Canonical IS Merge Bot (canonical-is-mergebot)]

This merge proposal is being monitored by mergebot. Change the status to Approved to merge.

[Haw Loeung (hloeung)]

LGTM

review: Approve (+1)

[🤖 Canonical IS Merge Bot (canonical-is-mergebot)]

Change successfully merged at revision 26a477fb2a192bc5685a9ec1d785c05b7ac731d6

diff --git a/reactive/content_cache.py b/reactive/content_cache.py
index 9c2520c..bd4a5e1 100644
--- a/reactive/content_cache.py
+++ b/reactive/content_cache.py
@@ -498,7 +498,7 @@ def advertise_stats_endpoint():
 
     for rel in rels['haproxy-statistics'].values():
         rel.local['enabled'] = "True"
-        rel.local['listener_address'] = "127.0.0.1"
+        rel.local['listener-address'] = "127.0.0.1"
         rel.local['port'] = "10000"
         rel.local['user'] = "haproxy"
         rel.local['password'] = password