Merge branch 'pr-amery-log' into next-amery

pkg/zones/options.go

@@ -5,10 +5,12 @@ import (
 	"path/filepath"
 
 	"darvaza.org/resolver"
+	"darvaza.org/slog"
+	"darvaza.org/slog/handlers/discard"
 	"github.com/hack-pad/hackpadfs/os"
 )
 
-// A ScanOption preconfigures the Zones before scanning
+// A ScanOption pre-configures the Zones before scanning
 type ScanOption func(*Zones, *ScanOptions) error
 
 // ScanOptions contains flags used by the initial scan
@@ -17,6 +19,10 @@ type ScanOptions struct {
 	// pre-populate Machine.PublicAddresses during the
 	// initial scan
 	DontResolvePublicAddresses bool
+
+	// Logger specifies the logger to be used. otherwise
+	// the scanner will be mute
+	slog.Logger
 }
 
 // ResolvePublicAddresses instructs the scanner to use
@@ -55,6 +61,18 @@ func WithResolver(h resolver.Resolver) ScanOption {
 	}
 }
 
+// WithLogger specifies what to use for logging
+func WithLogger(log slog.Logger) ScanOption {
+	return func(m *Zones, opt *ScanOptions) error {
+		if log == nil {
+			log = discard.New()
+		}
+
+		opt.Logger = log
+		return nil
+	}
+}
+
 func (m *Zones) setDefaults(opt *ScanOptions) error {
 	if m.resolver == nil {
 		h := resolver.NewCloudflareLookuper()
@@ -64,6 +82,12 @@ func (m *Zones) setDefaults(opt *ScanOptions) error {
 		}
 	}
 
+	if opt.Logger == nil {
+		if err := WithLogger(nil)(m, opt); err != nil {
+			return err
+		}
+	}
+
 	return nil
 }