Merge pull request #13611 from duglin/Issue13417a

Allow .dockerignore to ignore everything

api/client/build.go

@@ -175,7 +175,7 @@ func (cli *DockerCli) CmdBuild(args ...string) error {
 		}
 
 		if err := utils.ValidateContextDirectory(root, excludes); err != nil {
-			return fmt.Errorf("Error checking context is accessible: '%s'. Please check permissions and try again.", err)
+			return fmt.Errorf("Error checking context: '%s'.", err)
 		}
 		options := &archive.TarOptions{
 			Compression:     archive.Uncompressed,

integration-cli/docker_cli_build_test.go

@@ -1722,8 +1722,8 @@ func (s *DockerSuite) TestBuildWithInaccessibleFilesInContext(c *check.C) {
 			c.Fatalf("output should've contained the string: no permission to read from but contained: %s", out)
 		}
 
-		if !strings.Contains(out, "Error checking context is accessible") {
-			c.Fatalf("output should've contained the string: Error checking context is accessible")
+		if !strings.Contains(out, "Error checking context") {
+			c.Fatalf("output should've contained the string: Error checking context")
 		}
 	}
 	{
@@ -1759,8 +1759,8 @@ func (s *DockerSuite) TestBuildWithInaccessibleFilesInContext(c *check.C) {
 			c.Fatalf("output should've contained the string: can't access %s", out)
 		}
 
-		if !strings.Contains(out, "Error checking context is accessible") {
-			c.Fatalf("output should've contained the string: Error checking context is accessible")
+		if !strings.Contains(out, "Error checking context") {
+			c.Fatalf("output should've contained the string: Error checking context\ngot:%s", out)
 		}
 
 	}
@@ -3651,15 +3651,52 @@ func (s *DockerSuite) TestBuildDockerignoringWholeDir(c *check.C) {
 		".gitignore":    "",
 		".dockerignore": ".*\n",
 	})
+	c.Assert(err, check.IsNil)
 	defer ctx.Close()
-	if err != nil {
+	if _, err = buildImageFromContext(name, ctx, true); err != nil {
+		c.Fatal(err)
+	}
+
+	c.Assert(ctx.Add(".dockerfile", "*"), check.IsNil)
+	if _, err = buildImageFromContext(name, ctx, true); err != nil {
+		c.Fatal(err)
+	}
+
+	c.Assert(ctx.Add(".dockerfile", "."), check.IsNil)
+	if _, err = buildImageFromContext(name, ctx, true); err != nil {
 		c.Fatal(err)
 	}
+
+	c.Assert(ctx.Add(".dockerfile", "?"), check.IsNil)
 	if _, err = buildImageFromContext(name, ctx, true); err != nil {
 		c.Fatal(err)
 	}
 }
 
+func (s *DockerSuite) TestBuildDockerignoringBadExclusion(c *check.C) {
+	name := "testbuilddockerignorewholedir"
+	dockerfile := `
+        FROM busybox
+		COPY . /
+		RUN [[ ! -e /.gitignore ]]
+		RUN [[ -f /Makefile ]]`
+	ctx, err := fakeContext(dockerfile, map[string]string{
+		"Dockerfile":    "FROM scratch",
+		"Makefile":      "all:",
+		".gitignore":    "",
+		".dockerignore": "!\n",
+	})
+	c.Assert(err, check.IsNil)
+	defer ctx.Close()
+	if _, err = buildImageFromContext(name, ctx, true); err == nil {
+		c.Fatalf("Build was supposed to fail but didn't")
+	}
+
+	if err.Error() != "failed to build the image: Error checking context: 'Illegal exclusion pattern: !'.\n" {
+		c.Fatalf("Incorrect output, got:%q", err.Error())
+	}
+}
+
 func (s *DockerSuite) TestBuildLineBreak(c *check.C) {
 	name := "testbuildlinebreak"
 	_, err := buildImage(name,

pkg/fileutils/fileutils.go

@@ -40,7 +40,6 @@ func CleanPatterns(patterns []string) ([]string, [][]string, bool, error) {
 		}
 		if Exclusion(pattern) {
 			if len(pattern) == 1 {
-				logrus.Errorf("Illegal exclusion pattern: %s", pattern)
 				return nil, nil, false, errors.New("Illegal exclusion pattern: !")
 			}
 			exceptions = true
@@ -94,7 +93,6 @@ func OptimizedMatches(file string, patterns []string, patDirs [][]string) (bool,
 
 		match, err := filepath.Match(pattern, file)
 		if err != nil {
-			logrus.Errorf("Error matching: %s (pattern: %s)", file, pattern)
 			return false, err
 		}
 
@@ -114,6 +112,7 @@ func OptimizedMatches(file string, patterns []string, patDirs [][]string) (bool,
 	if matched {
 		logrus.Debugf("Skipping excluded path: %s", file)
 	}
+
 	return matched, nil
 }