From 707e2e969bb3e1e744c19f79e3b26153bd9cc810 Mon Sep 17 00:00:00 2001
From: BLasan <benuraab@gmail.com>
Date: Wed, 10 Feb 2021 16:51:42 +0530
Subject: [PATCH] Move DeletePossibleKicLeftOver function to profile pkg

---
 cmd/minikube/cmd/delete.go      |  1 +
 cmd/minikube/cmd/node_delete.go |  1 +
 pkg/minikube/profile/profile.go | 81 +++++++++++++++++++++++++++++++++
 3 files changed, 83 insertions(+)
 create mode 100644 pkg/minikube/profile/profile.go

diff --git a/cmd/minikube/cmd/delete.go b/cmd/minikube/cmd/delete.go
index 0728d2c253..2eec42ca30 100644
--- a/cmd/minikube/cmd/delete.go
+++ b/cmd/minikube/cmd/delete.go
@@ -47,6 +47,7 @@ import (
 	"k8s.io/minikube/pkg/minikube/machine"
 	"k8s.io/minikube/pkg/minikube/out"
 	"k8s.io/minikube/pkg/minikube/out/register"
+	pkgProfile "k8s.io/minikube/pkg/minikube/profile"
 	"k8s.io/minikube/pkg/minikube/reason"
 	"k8s.io/minikube/pkg/minikube/style"
 )
diff --git a/cmd/minikube/cmd/node_delete.go b/cmd/minikube/cmd/node_delete.go
index 8701bb236f..9dd95d7e5c 100644
--- a/cmd/minikube/cmd/node_delete.go
+++ b/cmd/minikube/cmd/node_delete.go
@@ -27,6 +27,7 @@ import (
 	"k8s.io/minikube/pkg/minikube/mustload"
 	"k8s.io/minikube/pkg/minikube/node"
 	"k8s.io/minikube/pkg/minikube/out"
+	pkgProfile "k8s.io/minikube/pkg/minikube/profile"
 	"k8s.io/minikube/pkg/minikube/reason"
 	"k8s.io/minikube/pkg/minikube/style"
 )
diff --git a/pkg/minikube/profile/profile.go b/pkg/minikube/profile/profile.go
new file mode 100644
index 0000000000..020ecf847d
--- /dev/null
+++ b/pkg/minikube/profile/profile.go
@@ -0,0 +1,81 @@
+/*
+Copyright 2021 The Kubernetes Authors All rights reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package profile
+
+import (
+	"fmt"
+	"os/exec"
+
+	"k8s.io/klog"
+	"k8s.io/minikube/pkg/drivers/kic/oci"
+	"k8s.io/minikube/pkg/minikube/driver"
+	"k8s.io/minikube/pkg/minikube/out"
+	"k8s.io/minikube/pkg/minikube/style"
+)
+
+//DeletePossibleLeftOvers ...
+func DeletePossibleLeftOvers(cname string, driverName string) {
+	bin := ""
+	switch driverName {
+	case driver.Docker:
+		bin = oci.Docker
+	case driver.Podman:
+		bin = oci.Podman
+	default:
+		return
+	}
+
+	if _, err := exec.LookPath(bin); err != nil {
+		klog.Infof("skipping delete.PossibleKicLeftOver for %s: %v", bin, err)
+		return
+	}
+
+	klog.Infof("deleting possible KIC leftovers for %s (driver=%s) ...", cname, driverName)
+
+	delLabel := fmt.Sprintf("%s=%s", oci.ProfileLabelKey, cname)
+	cs, err := oci.ListContainersByLabel(bin, delLabel)
+	if err == nil && len(cs) > 0 {
+		for _, c := range cs {
+			out.Step(style.DeletingHost, `Deleting container "{{.name}}" ...`, out.V{"name": cname})
+			err := oci.DeleteContainer(bin, c)
+			if err != nil { // it will error if there is no container to delete
+				klog.Errorf("error deleting container %q. You may want to delete it manually :\n%v", cname, err)
+			}
+
+		}
+	}
+
+	errs := oci.DeleteAllVolumesByLabel(bin, delLabel)
+	if errs != nil { // it will not error if there is nothing to delete
+		klog.Warningf("error deleting volumes (might be okay).\nTo see the list of volumes run: 'docker volume ls'\n:%v", errs)
+	}
+
+	errs = oci.DeleteKICNetworks(bin)
+	if errs != nil {
+		klog.Warningf("error deleting leftover networks (might be okay).\nTo see the list of networks: 'docker network ls'\n:%v", errs)
+	}
+
+	if bin == oci.Podman {
+		// podman prune does not support --filter
+		return
+	}
+
+	errs = oci.PruneAllVolumesByLabel(bin, delLabel)
+	if len(errs) > 0 { // it will not error if there is nothing to delete
+		klog.Warningf("error pruning volume (might be okay):\n%v", errs)
+	}
+}