Set host and port on address if specified via flag (fixes #888)

Also fixed a few typos and renamed caddyfile.ServerBlocks() to
caddyfile.Parse().

caddy.go

@@ -591,13 +591,13 @@ func getServerType(serverType string) (ServerType, error) {
 
 func loadServerBlocks(serverType, filename string, input io.Reader) ([]caddyfile.ServerBlock, error) {
 	validDirectives := ValidDirectives(serverType)
-	serverBlocks, err := caddyfile.ServerBlocks(filename, input, validDirectives)
+	serverBlocks, err := caddyfile.Parse(filename, input, validDirectives)
 	if err != nil {
 		return nil, err
 	}
 	if len(serverBlocks) == 0 && serverTypes[serverType].DefaultInput != nil {
 		newInput := serverTypes[serverType].DefaultInput()
-		serverBlocks, err = caddyfile.ServerBlocks(newInput.Path(),
+		serverBlocks, err = caddyfile.Parse(newInput.Path(),
 			bytes.NewReader(newInput.Body()), validDirectives)
 		if err != nil {
 			return nil, err

caddyfile/json.go

@@ -15,7 +15,7 @@ const filename = "Caddyfile"
 func ToJSON(caddyfile []byte) ([]byte, error) {
 	var j EncodedCaddyfile
 
-	serverBlocks, err := ServerBlocks(filename, bytes.NewReader(caddyfile), nil)
+	serverBlocks, err := Parse(filename, bytes.NewReader(caddyfile), nil)
 	if err != nil {
 		return nil, err
 	}

caddyfile/parse.go

@@ -7,13 +7,13 @@ import (
 	"strings"
 )
 
-// ServerBlocks parses the input just enough to group tokens,
-// in order, by server block. No further parsing is performed.
+// Parse parses the input just enough to group tokens, in
+// order, by server block. No further parsing is performed.
 // Server blocks are returned in the order in which they appear.
 // Directives that do not appear in validDirectives will cause
 // an error. If you do not want to check for valid directives,
 // pass in nil instead.
-func ServerBlocks(filename string, input io.Reader, validDirectives []string) ([]ServerBlock, error) {
+func Parse(filename string, input io.Reader, validDirectives []string) ([]ServerBlock, error) {
 	p := parser{Dispenser: NewDispenser(filename, input), validDirectives: validDirectives}
 	blocks, err := p.parseAll()
 	return blocks, err

caddyhttp/httpserver/plugin.go

@@ -82,6 +82,16 @@ func (h *httpContext) InspectServerBlocks(sourceFile string, serverBlocks []cadd
 			if err != nil {
 				return serverBlocks, err
 			}
+
+			// Fill in address components from command line so that middleware
+			// have access to the correct information during setup
+			if addr.Host == "" && Host != DefaultHost {
+				addr.Host = Host
+			}
+			if addr.Port == "" && Port != DefaultPort {
+				addr.Port = Port
+			}
+
 			// Save the config to our master list, and key it for lookups
 			cfg := &SiteConfig{
 				Addr:        addr,
@@ -222,7 +232,9 @@ func (sc *SiteConfig) AddMiddleware(m Middleware) {
 
 // Address represents a site address. It contains
 // the original input value, and the component
-// parts of an address.
+// parts of an address. The component parts may be
+// updated to the correct values as setup proceeds,
+// but the original value should never be changed.
 type Address struct {
 	Original, Scheme, Host, Port, Path string
 }

caddyhttp/httpserver/plugin_test.go

 package httpserver
 
-import "testing"
+import (
+	"strings"
+	"testing"
+
+	"github.com/mholt/caddy/caddyfile"
+)
 
 func TestStandardizeAddress(t *testing.T) {
 	for i, test := range []struct {
@@ -112,3 +117,22 @@ func TestAddressString(t *testing.T) {
 		}
 	}
 }
+
+func TestInspectServerBlocksWithCustomDefaultPort(t *testing.T) {
+	Port = "9999"
+	filename := "Testfile"
+	ctx := newContext().(*httpContext)
+	input := strings.NewReader(`localhost`)
+	sblocks, err := caddyfile.Parse(filename, input, nil)
+	if err != nil {
+		t.Fatalf("Expected no error setting up test, got: %v", err)
+	}
+	_, err = ctx.InspectServerBlocks(filename, sblocks)
+	if err != nil {
+		t.Fatalf("Didn't expect an error, but got: %v", err)
+	}
+	addr := ctx.keysToSiteConfigs["localhost"].Addr
+	if addr.Port != Port {
+		t.Errorf("Expected the port on the address to be set, but got: %#v", addr)
+	}
+}

caddyhttp/redirect/setup_test.go

@@ -20,10 +20,10 @@ func TestSetup(t *testing.T) {
 		// test case #1 tests the recognition of an invalid HTTP status code defined outside of block statement
 		{"redir 9000 {\n/ /foo\n}", true, []Rule{{}}},
 
-		// test case #2 tests the detection of a valid HTTP status code outside of a block statement being overriden by an invalid HTTP status code inside statement of a block statement
+		// test case #2 tests the detection of a valid HTTP status code outside of a block statement being overridden by an invalid HTTP status code inside statement of a block statement
 		{"redir 300 {\n/ /foo 9000\n}", true, []Rule{{}}},
 
-		// test case #3 tests the detection of an invalid HTTP status code outside of a block statement being overriden by a valid HTTP status code inside statement of a block statement
+		// test case #3 tests the detection of an invalid HTTP status code outside of a block statement being overridden by a valid HTTP status code inside statement of a block statement
 		{"redir 9000 {\n/ /foo 300\n}", true, []Rule{{}}},
 
 		// test case #4 tests the recognition of a TO redirection in a block statement.The HTTP status code is set to the default of 301 - MovedPermanently

caddytls/handshake.go

@@ -53,7 +53,7 @@ func (cg configGroup) getConfig(name string) *Config {
 // GetCertificate gets a certificate to satisfy clientHello. In getting
 // the certificate, it abides the rules and settings defined in the
 // Config that matches clientHello.ServerName. It first checks the in-
-// memory cache, then, if the config enables "OnDemand", it accessses
+// memory cache, then, if the config enables "OnDemand", it accesses
 // disk, then accesses the network if it must obtain a new certificate
 // via ACME.
 //

controller.go

@@ -78,11 +78,14 @@ func (c *Controller) Context() Context {
 }
 
 // NewTestController creates a new Controller for
-// the input specified, with a filename of "Testfile".
-// The Config is bare, consisting only of a Root of cwd.
+// the server type and input specified. The filename
+// is "Testfile". If the server type is not empty and
+// is plugged in, a context will be created so that
+// the results of setup functions can be checked for
+// correctness.
 //
-// Used primarily for testing but needs to be exported so
-// add-ons can use this as a convenience.
+// Used only for testing, but exported so plugins can
+// use this for convenience.
 func NewTestController(serverType, input string) *Controller {
 	var ctx Context
 	if stype, err := getServerType(serverType); err == nil {