From 90f1f7bce75686d3a9864e1f36abf15930b3fc5f Mon Sep 17 00:00:00 2001
From: Francis Lavoie <lavofr@gmail.com>
Date: Tue, 10 Mar 2020 10:25:26 -0400
Subject: httpcaddyfile: error for wrong arg count of admin opt (#3126) (#3131)

---
 caddyconfig/httpcaddyfile/httptype_test.go | 68 ++++++++++++++++++++++++++++++
 caddyconfig/httpcaddyfile/options.go       |  4 +-
 2 files changed, 71 insertions(+), 1 deletion(-)

(limited to 'caddyconfig')

diff --git a/caddyconfig/httpcaddyfile/httptype_test.go b/caddyconfig/httpcaddyfile/httptype_test.go
index 3b69677..d612cd4 100644
--- a/caddyconfig/httpcaddyfile/httptype_test.go
+++ b/caddyconfig/httpcaddyfile/httptype_test.go
@@ -79,3 +79,71 @@ func TestSpecificity(t *testing.T) {
 		}
 	}
 }
+
+func TestGlobalOptions(t *testing.T) {
+	for i, tc := range []struct {
+		input       string
+		expectWarn  bool
+		expectError bool
+	}{
+		{
+			input: `
+				{
+					email test@example.com
+				}
+				:80
+			`,
+			expectWarn:  false,
+			expectError: false,
+		},
+		{
+			input: `
+				{
+					admin off
+				}
+				:80
+			`,
+			expectWarn:  false,
+			expectError: false,
+		},
+		{
+			input: `
+				{
+					admin 127.0.0.1:2020
+				}
+				:80
+			`,
+			expectWarn:  false,
+			expectError: false,
+		},
+		{
+			input: `
+				{
+					admin {
+						disabled false
+					}
+				}
+				:80
+			`,
+			expectWarn:  false,
+			expectError: true,
+		},
+	} {
+
+		adapter := caddyfile.Adapter{
+			ServerType: ServerType{},
+		}
+
+		_, warnings, err := adapter.Adapt([]byte(tc.input), nil)
+
+		if len(warnings) > 0 != tc.expectWarn {
+			t.Errorf("Test %d warning expectation failed Expected: %v, got %v", i, tc.expectWarn, warnings)
+			continue
+		}
+
+		if err != nil != tc.expectError {
+			t.Errorf("Test %d error expectation failed Expected: %v, got %s", i, tc.expectError, err)
+			continue
+		}
+	}
+}
diff --git a/caddyconfig/httpcaddyfile/options.go b/caddyconfig/httpcaddyfile/options.go
index f8c221c..7dc7bdb 100644
--- a/caddyconfig/httpcaddyfile/options.go
+++ b/caddyconfig/httpcaddyfile/options.go
@@ -177,7 +177,9 @@ func parseOptSingleString(d *caddyfile.Dispenser) (string, error) {
 func parseOptAdmin(d *caddyfile.Dispenser) (string, error) {
 	if d.Next() {
 		var listenAddress string
-		d.AllArgs(&listenAddress)
+		if !d.AllArgs(&listenAddress) {
+			return "", d.ArgErr()
+		}
 		if listenAddress == "" {
 			listenAddress = caddy.DefaultAdminListen
 		}
-- 
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