Clean up remove caddy refs (#139)

* Changed reference to Caddy over to CoreDNS

* Removing references to caddy

* Fixed misleading error message to reference coredns

* Cleaning up references to caddy

* Adding clean and deps targets

Muscle memory is resulting in "make clean" commands.

* Adding test target to makefile

* More "Caddy" cleanup

core/https/certificates.go

@@ -33,7 +33,7 @@ type Certificate struct {
 	// NotAfter is when the certificate expires.
 	NotAfter time.Time
 
-	// Managed certificates are certificates that Caddy is managing,
+	// Managed certificates are certificates that CoreDNS is managing,
 	// as opposed to the user specifying a certificate and key file
 	// or directory and managing the certificate resources themselves.
 	Managed bool

core/https/handshake.go

@@ -301,7 +301,7 @@ var OnDemandIssuedCount = new(int32)
 // maximum number of certificates that can be issued.
 // TODO: This applies globally, but we should probably make a server-specific
 // way to keep track of these limits and counts, since it's specified in the
-// Caddyfile...
+// Corefile...
 var onDemandMaxIssue int32
 
 // failedIssuance is a set of names that we recently failed to get a

core/https/https.go

@@ -1,5 +1,5 @@
 // Package https facilitates the management of TLS assets and integrates
-// Let's Encrypt functionality into Caddy with first-class support for
+// Let's Encrypt functionality into CoreDNS with first-class support for
 // creating and renewing certificates automatically. It is designed to
 // configure sites for HTTPS by default.
 package https

core/https/user.go

@@ -121,14 +121,14 @@ func newUser(email string) (User, error) {
 // input. If userPresent is false, the operator will
 // NOT be prompted and an empty email may be returned.
 func getEmail(cfg server.Config, userPresent bool) string {
-	// First try the tls directive from the Caddyfile
+	// First try the tls directive from the Corefile
 	leEmail := cfg.TLS.LetsEncryptEmail
 	if leEmail == "" {
 		// Then try memory (command line flag or typed by user previously)
 		leEmail = DefaultEmail
 	}
 	if leEmail == "" {
-		// Then try to get most recent user email ~/.caddy/users file
+		// Then try to get most recent user email ~/.coredns/users file
 		userDirs, err := ioutil.ReadDir(storage.Users())
 		if err == nil {
 			var mostRecent os.FileInfo