feat: multi-level configuration and profiles (#3337)

Signed-off-by: Keith Zantow <kzantow@gmail.com>

cmd/syft/internal/clio_setup_config.go

@@ -20,18 +20,18 @@ func AppClioSetupConfig(id clio.Identification, out io.Writer) *clio.SetupConfig
 		WithConfigInRootHelp().   // --help on the root command renders the full application config in the help text
 		WithUIConstructor(
 			// select a UI based on the logging configuration and state of stdin (if stdin is a tty)
-			func(cfg clio.Config) ([]clio.UI, error) {
+			func(cfg clio.Config) (*clio.UICollection, error) {
 				noUI := ui.None(out, cfg.Log.Quiet)
 				if !cfg.Log.AllowUI(os.Stdin) || cfg.Log.Quiet {
-					return []clio.UI{noUI}, nil
+					return clio.NewUICollection(noUI), nil
 				}
 
-				return []clio.UI{
+				return clio.NewUICollection(
 					ui.New(out, cfg.Log.Quiet,
 						ui2.New(ui2.DefaultHandlerConfig()),
 					),
 					noUI,
-				}, nil
+				), nil
 			},
 		).
 		WithInitializers(

cmd/syft/internal/commands/scan.go

@@ -13,6 +13,7 @@ import (
 	"gopkg.in/yaml.v3"
 
 	"github.com/anchore/clio"
+	"github.com/anchore/fangs"
 	"github.com/anchore/go-collections"
 	"github.com/anchore/stereoscope"
 	"github.com/anchore/stereoscope/pkg/image"
@@ -109,7 +110,7 @@ func (o *scanOptions) PostLoad() error {
 }
 
 func (o *scanOptions) validateLegacyOptionsNotUsed() error {
-	if o.Config.ConfigFile == "" {
+	if len(fangs.Flatten(o.Config.ConfigFile)) == 0 {
 		return nil
 	}
 
@@ -121,32 +122,33 @@ func (o *scanOptions) validateLegacyOptionsNotUsed() error {
 		File                            any     `yaml:"file" json:"file" mapstructure:"file"`
 	}
 
-	by, err := os.ReadFile(o.Config.ConfigFile)
-	if err != nil {
-		return fmt.Errorf("unable to read config file during validations %q: %w", o.Config.ConfigFile, err)
-	}
+	for _, f := range fangs.Flatten(o.Config.ConfigFile) {
+		by, err := os.ReadFile(f)
+		if err != nil {
+			return fmt.Errorf("unable to read config file during validations %q: %w", f, err)
+		}
 
-	var legacy legacyConfig
-	if err := yaml.Unmarshal(by, &legacy); err != nil {
-		return fmt.Errorf("unable to parse config file during validations %q: %w", o.Config.ConfigFile, err)
-	}
+		var legacy legacyConfig
+		if err := yaml.Unmarshal(by, &legacy); err != nil {
+			return fmt.Errorf("unable to parse config file during validations %q: %w", f, err)
+		}
 
-	if legacy.DefaultImagePullSource != nil {
-		return fmt.Errorf("the config file option 'default-image-pull-source' has been removed, please use 'source.image.default-pull-source' instead")
-	}
+		if legacy.DefaultImagePullSource != nil {
+			return fmt.Errorf("the config file option 'default-image-pull-source' has been removed, please use 'source.image.default-pull-source' instead")
+		}
 
-	if legacy.ExcludeBinaryOverlapByOwnership != nil {
-		return fmt.Errorf("the config file option 'exclude-binary-overlap-by-ownership' has been removed, please use 'package.exclude-binary-overlap-by-ownership' instead")
-	}
+		if legacy.ExcludeBinaryOverlapByOwnership != nil {
+			return fmt.Errorf("the config file option 'exclude-binary-overlap-by-ownership' has been removed, please use 'package.exclude-binary-overlap-by-ownership' instead")
+		}
 
-	if legacy.BasePath != nil {
-		return fmt.Errorf("the config file option 'base-path' has been removed, please use 'source.base-path' instead")
-	}
+		if legacy.BasePath != nil {
+			return fmt.Errorf("the config file option 'base-path' has been removed, please use 'source.base-path' instead")
+		}
 
-	if legacy.File != nil && reflect.TypeOf(legacy.File).Kind() == reflect.String {
-		return fmt.Errorf("the config file option 'file' has been removed, please use 'outputs' instead")
+		if legacy.File != nil && reflect.TypeOf(legacy.File).Kind() == reflect.String {
+			return fmt.Errorf("the config file option 'file' has been removed, please use 'outputs' instead")
+		}
 	}
-
 	return nil
 }
 

cmd/syft/internal/options/config.go

@@ -2,11 +2,11 @@ package options
 
 import "github.com/anchore/fangs"
 
-// Config holds a reference to the specific config file that was used to load application configuration
+// Config holds a reference to the specific config file(s) that were used to load application configuration
 type Config struct {
 	ConfigFile string `yaml:"config" json:"config" mapstructure:"config"`
 }
 
 func (cfg *Config) DescribeFields(descriptions fangs.FieldDescriptionSet) {
-	descriptions.Add(&cfg.ConfigFile, "the configuration file that was used to load application configuration")
+	descriptions.Add(&cfg.ConfigFile, "the configuration file(s) used to load application configuration")
 }