build: add build tags to create customizable binaries

pkg/cli/BUILD.bazel

@@ -3,10 +3,12 @@ load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
 go_library(
     name = "go_default_library",
     srcs = [
+        "cli.go",
         "client.go",
         "config_cmd.go",
         "cve_cmd.go",
         "image_cmd.go",
+        "minimal.go",
         "root.go",
         "searcher.go",
         "service.go",
@@ -43,11 +45,13 @@ go_test(
         "//:exported_testdata",
     ],
     embed = [":go_default_library"],
+    gotags = ["extended"],
     race = "on",
     deps = [
         "//errors:go_default_library",
         "//pkg/api:go_default_library",
         "//pkg/compliance/v1_0_0:go_default_library",
+        "//pkg/extensions:go_default_library",
         "@com_github_opencontainers_go_digest//:go_default_library",
         "@com_github_opencontainers_image_spec//specs-go/v1:go_default_library",
         "@com_github_smartystreets_goconvey//convey:go_default_library",

pkg/cli/cli.go

@@ -0,0 +1,11 @@
+// +build extended
+
+package cli
+
+import "github.com/spf13/cobra"
+
+func enableCli(rootCmd *cobra.Command) {
+	rootCmd.AddCommand(NewConfigCommand())
+	rootCmd.AddCommand(NewImageCommand(NewSearchService()))
+	rootCmd.AddCommand(NewCveCommand(NewSearchService()))
+}

pkg/cli/client.go

@@ -1,3 +1,5 @@
+// +build extended
+
 package cli
 
 import (

pkg/cli/config_cmd.go

@@ -1,3 +1,5 @@
+// +build extended
+
 package cli
 
 import (

pkg/cli/config_cmd_test.go

@@ -1,3 +1,5 @@
+// +build extended
+
 package cli //nolint:testpackage
 
 import (

pkg/cli/cve_cmd.go

@@ -1,3 +1,5 @@
+// +build extended
+
 package cli
 
 import (

pkg/cli/cve_cmd_test.go

@@ -1,3 +1,5 @@
+// +build extended
+
 package cli //nolint:testpackage
 
 import (
@@ -15,6 +17,7 @@ import (
 
 	zotErrors "github.com/anuvu/zot/errors"
 	"github.com/anuvu/zot/pkg/api"
+	ext "github.com/anuvu/zot/pkg/extensions"
 	"gopkg.in/resty.v1"
 
 	. "github.com/smartystreets/goconvey/convey"
@@ -301,13 +304,13 @@ func TestServerCVEResponse(t *testing.T) {
 	defer os.RemoveAll(dir)
 
 	c.Config.Storage.RootDirectory = dir
-	cveConfig := &api.CVEConfig{
+	cveConfig := &ext.CVEConfig{
 		UpdateInterval: 2,
 	}
-	searchConfig := &api.SearchConfig{
+	searchConfig := &ext.SearchConfig{
 		CVE: cveConfig,
 	}
-	c.Config.Extensions = &api.ExtensionConfig{
+	c.Config.Extensions = &ext.ExtensionConfig{
 		Search: searchConfig,
 	}
 

pkg/cli/image_cmd.go

@@ -1,3 +1,5 @@
+// +build extended
+
 package cli
 
 import (

pkg/cli/image_cmd_test.go

@@ -1,3 +1,5 @@
+// +build extended
+
 package cli //nolint:testpackage
 
 import (

pkg/cli/minimal.go

@@ -0,0 +1,8 @@
+// +build minimal
+
+package cli
+
+import "github.com/spf13/cobra"
+
+func enableCli(rootCmd *cobra.Command) {
+}

pkg/cli/root.go

@@ -97,9 +97,7 @@ func NewRootCmd() *cobra.Command {
 	rootCmd.AddCommand(serveCmd)
 	rootCmd.AddCommand(gcCmd)
 
-	rootCmd.AddCommand(NewConfigCommand())
-	rootCmd.AddCommand(NewImageCommand(NewSearchService()))
-	rootCmd.AddCommand(NewCveCommand(NewSearchService()))
+	enableCli(rootCmd)
 
 	rootCmd.Flags().BoolVarP(&showVersion, "version", "v", false, "show the version and exit")
 

pkg/cli/searcher.go

@@ -1,3 +1,5 @@
+// +build extended
+
 package cli
 
 import (
@@ -331,6 +333,23 @@ func validateImageNameTag(input string) bool {
 	return true
 }
 
+type spinnerState struct {
+	spinner *spinner.Spinner
+	enabled bool
+}
+
+func (spinner *spinnerState) startSpinner() {
+	if spinner.enabled {
+		spinner.spinner.Start()
+	}
+}
+
+func (spinner *spinnerState) stopSpinner() {
+	if spinner.enabled && spinner.spinner.Active() {
+		spinner.spinner.Stop()
+	}
+}
+
 type set struct {
 	m map[string]struct{}
 }
@@ -365,23 +384,6 @@ type stringResult struct {
 	Err      error
 }
 
-type spinnerState struct {
-	spinner *spinner.Spinner
-	enabled bool
-}
-
-func (spinner *spinnerState) startSpinner() {
-	if spinner.enabled {
-		spinner.spinner.Start()
-	}
-}
-
-func (spinner *spinnerState) stopSpinner() {
-	if spinner.enabled && spinner.spinner.Active() {
-		spinner.spinner.Stop()
-	}
-}
-
 type printHeader func(writer io.Writer)
 
 func printImageTableHeader(writer io.Writer) {

pkg/cli/service.go

@@ -1,3 +1,5 @@
+// +build extended
+
 package cli
 
 import (