feat: introduce gci to unify the order of package import (#2545)

Introduce gci to unify the order of package import

Signed-off-by: Fish-pro <zechun.chen@daocloud.io>
Co-authored-by: Rita Zhang <rita.z.zhang@gmail.com>

.golangci.yaml

@@ -30,6 +30,7 @@ linters:
     - errorlint
     - exportloopref
     - forcetypeassert
+    - gci
     - gocritic
     - goconst
     - godot

cmd/gator/expand/expand.go

@@ -10,10 +10,7 @@ import (
 	"github.com/open-policy-agent/gatekeeper/pkg/gator/expand"
 	"github.com/open-policy-agent/gatekeeper/pkg/gator/reader"
 	"github.com/spf13/cobra"
-
-	// yaml.v3 inserts a space before '-', which is inconsistent with standard
-	// kubernetes and kubebuilder format. yaml.v2 does not insert these spaces.
-	"gopkg.in/yaml.v2"
+	"gopkg.in/yaml.v2" // yaml.v3 inserts a space before '-', which is inconsistent with standard, kubernetes and kubebuilder format. yaml.v2 does not insert these spaces.
 	"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
 )
 

main.go

@@ -27,10 +27,6 @@ import (
 	"path/filepath"
 	"time"
 
-	"github.com/open-policy-agent/gatekeeper/pkg/expansion"
-	// set GOMAXPROCS to the number of container cores, if known.
-	_ "go.uber.org/automaxprocs"
-
 	"github.com/go-logr/zapr"
 	"github.com/open-policy-agent/cert-controller/pkg/rotator"
 	constraintclient "github.com/open-policy-agent/frameworks/constraint/pkg/client"
@@ -44,6 +40,7 @@ import (
 	"github.com/open-policy-agent/gatekeeper/pkg/audit"
 	"github.com/open-policy-agent/gatekeeper/pkg/controller"
 	"github.com/open-policy-agent/gatekeeper/pkg/controller/config/process"
+	"github.com/open-policy-agent/gatekeeper/pkg/expansion"
 	"github.com/open-policy-agent/gatekeeper/pkg/externaldata"
 	"github.com/open-policy-agent/gatekeeper/pkg/metrics"
 	"github.com/open-policy-agent/gatekeeper/pkg/mutation"
@@ -56,6 +53,7 @@ import (
 	"github.com/open-policy-agent/gatekeeper/pkg/watch"
 	"github.com/open-policy-agent/gatekeeper/pkg/webhook"
 	"github.com/open-policy-agent/gatekeeper/third_party/sigs.k8s.io/controller-runtime/pkg/dynamiccache"
+	_ "go.uber.org/automaxprocs" // set GOMAXPROCS to the number of container cores, if known.
 	"go.uber.org/zap"
 	"go.uber.org/zap/zapcore"
 	"k8s.io/apimachinery/pkg/api/meta"

pkg/controller/config/config_controller_suite_test.go

@@ -22,6 +22,7 @@ import (
 	"path/filepath"
 	"testing"
 
+	"github.com/open-policy-agent/gatekeeper/apis"
 	v1 "k8s.io/api/core/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/client-go/kubernetes/scheme"
@@ -30,8 +31,6 @@ import (
 	"sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
 	"sigs.k8s.io/controller-runtime/pkg/envtest"
 	"sigs.k8s.io/controller-runtime/pkg/reconcile"
-
-	"github.com/open-policy-agent/gatekeeper/apis"
 )
 
 var cfg *rest.Config