package e2e

import (
	"fmt"
	"strings"

	"k8s.io/kubernetes/test/e2e/framework"
)

// #nosec because of the word `Secret`
const (
	// ceph user names.
	keyringRBDProvisionerUsername          = "cephcsi-rbd-provisioner"
	keyringRBDNodePluginUsername           = "cephcsi-rbd-node"
	keyringRBDNamespaceProvisionerUsername = "cephcsi-rbd-ns-provisioner"
	keyringRBDNamespaceNodePluginUsername  = "cephcsi-rbd-ns-node"
	keyringCephFSProvisionerUsername       = "cephcsi-cephfs-provisioner"
	keyringCephFSNodePluginUsername        = "cephcsi-cephfs-node"
	// secret names.
	rbdNodePluginSecretName           = "cephcsi-rbd-node"
	rbdProvisionerSecretName          = "cephcsi-rbd-provisioner"
	rbdNamespaceNodePluginSecretName  = "cephcsi-rbd-ns-node"
	rbdNamespaceProvisionerSecretName = "cephcsi-rbd-ns-provisioner"
	rbdMigrationNodePluginSecretName  = "cephcsi-rbd-mig-node"
	rbdMigrationProvisionerSecretName = "cephcsi-rbd-mig-provisioner"
	cephFSNodePluginSecretName        = "cephcsi-cephfs-node"
	cephFSProvisionerSecretName       = "cephcsi-cephfs-provisioner"
)

// refer https://github.com/ceph/ceph-csi/blob/devel/docs/capabilities.md#rbd
// for RBD caps.
func rbdNodePluginCaps(pool, rbdNamespace string) []string {
	caps := []string{
		"mon", "'profile rbd'",
		"mgr", "'allow rw'",
	}
	if rbdNamespace == "" {
		caps = append(caps, "osd", "'profile rbd'")
	} else {
		caps = append(caps, fmt.Sprintf("osd 'profile rbd pool=%s namespace=%s'", pool, rbdNamespace))
	}

	return caps
}

func rbdProvisionerCaps(pool, rbdNamespace string) []string {
	caps := []string{
		"mon", "'profile rbd'",
		"mgr", "'allow rw'",
	}
	if rbdNamespace == "" {
		caps = append(caps, "osd", "'profile rbd'")
	} else {
		caps = append(caps, fmt.Sprintf("osd 'profile rbd pool=%s namespace=%s'", pool, rbdNamespace))
	}

	return caps
}

// refer https://github.com/ceph/ceph-csi/blob/devel/docs/capabilities.md#rbd
// for cephFS caps.
func cephFSNodePluginCaps() []string {
	caps := []string{
		"mon", "'allow r'",
		"mgr", "'allow rw'",
		"osd", "'allow rw tag cephfs *=*'",
		"mds", "'allow rw'",
	}

	return caps
}

func cephFSProvisionerCaps() []string {
	caps := []string{
		"mon", "'allow r'",
		"mgr", "'allow rw'",
		"osd", "'allow rw tag cephfs metadata=*'",
	}

	return caps
}

func createCephUser(f *framework.Framework, user string, caps []string) (string, error) {
	cmd := fmt.Sprintf("ceph auth get-or-create-key client.%s %s", user, strings.Join(caps, " "))
	stdOut, stdErr, err := execCommandInToolBoxPod(f, cmd, rookNamespace)
	if err != nil {
		return "", err
	}
	if stdErr != "" {
		return "", fmt.Errorf("failed to create user %s: %v", cmd, stdErr)
	}

	return strings.TrimSpace(stdOut), nil
}

func deleteCephUser(f *framework.Framework, user string) error {
	cmd := fmt.Sprintf("ceph auth del client.%s", user)
	_, _, err := execCommandInToolBoxPod(f, cmd, rookNamespace)

	return err
}