From 01182d3708c47939ac0adc4f6a08d2e0f3d59dfc Mon Sep 17 00:00:00 2001
From: kaiyou <pierre@jaury.eu>
Date: Sun, 17 Sep 2017 12:09:08 +0200
Subject: [PATCH] Switch to rule-based hosts for certificate generation

---
 .env.dist                     | 4 +++-
 traefik/conf/cert.toml        | 7 -------
 traefik/conf/letsencrypt.toml | 3 ++-
 3 files changed, 5 insertions(+), 9 deletions(-)

diff --git a/.env.dist b/.env.dist
index 24f33921..49365bc2 100644
--- a/.env.dist
+++ b/.env.dist
@@ -23,8 +23,10 @@ BIND_ADDRESS=127.0.0.1
 # Main mail domain
 DOMAIN=mailu.io
 
-# Exposed mail-server hostname
+# Main hostname for announces, and list of all available hostnames, separated
+# by comas
 HOSTNAME=mail.mailu.io
+HOSTNAMES=mail.mailu.io,alternative.mailu.io,yetanother.mailu.io
 
 # Postmaster local part (will append the main mail domain)
 POSTMASTER=admin
diff --git a/traefik/conf/cert.toml b/traefik/conf/cert.toml
index ab612141..dab3cccb 100644
--- a/traefik/conf/cert.toml
+++ b/traefik/conf/cert.toml
@@ -22,10 +22,3 @@ domain = "{{ DOMAIN }}"
 watch = true
 exposedbydefault = false
 
-[acme]
-email = "{{ POSTMASTER }}@{{ DOMAIN }}"
-storageFile = "/certs/acme.json"
-onDemand = true
-entryPoint = "https"
-
-
diff --git a/traefik/conf/letsencrypt.toml b/traefik/conf/letsencrypt.toml
index 6008dadf..ddc2a7b4 100644
--- a/traefik/conf/letsencrypt.toml
+++ b/traefik/conf/letsencrypt.toml
@@ -22,7 +22,8 @@ exposedbydefault = false
 [acme]
 email = "{{ POSTMASTER }}@{{ DOMAIN }}"
 storageFile = "/certs/acme.json"
-onDemand = true
+onDemand = false
+OnHostRule = true
 entryPoint = "https"