Startup notification (#250)

Stop the caddy message and start our own init notifications.
Log the version of CoreDNS when starting up.
Fix all middleware's setup functions so that return the error prefixed
with *which* middleware was failing; leads to better debuggable errors
when starting up.

1 files changed, 2 insertions, 1 deletions

diff --git a/middleware/proxy/setup.go b/middleware/proxy/setup.go
index 81dc7777c..a6c133f21 100644
--- a/middleware/proxy/setup.go
+++ b/middleware/proxy/setup.go
@@ -2,6 +2,7 @@ package proxy
 
 import (
 	"github.com/miekg/coredns/core/dnsserver"
+	"github.com/miekg/coredns/middleware"
 
 	"github.com/mholt/caddy"
 )
@@ -16,7 +17,7 @@ func init() {
 func setup(c *caddy.Controller) error {
 	upstreams, err := NewStaticUpstreams(c.Dispenser)
 	if err != nil {
-		return err
+		return middleware.Error("proxy", err)
 	}
 	dnsserver.GetConfig(c).AddMiddleware(func(next dnsserver.Handler) dnsserver.Handler {
 		return Proxy{Next: next, Client: Clients(), Upstreams: upstreams}