runc/libcontainer/label/label_selinux_test.go

144 lines
3.5 KiB
Go

// +build selinux,linux
package label
import (
"os"
"strings"
"testing"
"github.com/opencontainers/runc/libcontainer/selinux"
)
func TestInit(t *testing.T) {
if selinux.SelinuxEnabled() {
var testNull []string
plabel, mlabel, err := InitLabels(testNull)
if err != nil {
t.Log("InitLabels Failed")
t.Fatal(err)
}
testDisabled := []string{"disable"}
plabel, mlabel, err = InitLabels(testDisabled)
if err != nil {
t.Log("InitLabels Disabled Failed")
t.Fatal(err)
}
if plabel != "" {
t.Log("InitLabels Disabled Failed")
t.FailNow()
}
testUser := []string{"user:user_u", "role:user_r", "type:user_t", "level:s0:c1,c15"}
plabel, mlabel, err = InitLabels(testUser)
if err != nil {
t.Log("InitLabels User Failed")
t.Fatal(err)
}
if plabel != "user_u:user_r:user_t:s0:c1,c15" || mlabel != "user_u:object_r:svirt_sandbox_file_t:s0:c1,c15" {
t.Log("InitLabels User Match Failed")
t.Log(plabel, mlabel)
t.Fatal(err)
}
testBadData := []string{"user", "role:user_r", "type:user_t", "level:s0:c1,c15"}
if _, _, err = InitLabels(testBadData); err == nil {
t.Log("InitLabels Bad Failed")
t.Fatal(err)
}
}
}
func TestDuplicateLabel(t *testing.T) {
secopt := DupSecOpt("system_u:system_r:svirt_lxc_net_t:s0:c1,c2")
t.Log(secopt)
for _, opt := range secopt {
con := strings.SplitN(opt, ":", 3)
if len(con) != 3 || con[0] != "label" {
t.Errorf("Invalid DupSecOpt return value")
continue
}
if con[1] == "user" {
if con[2] != "system_u" {
t.Errorf("DupSecOpt Failed user incorrect")
}
continue
}
if con[1] == "role" {
if con[2] != "system_r" {
t.Errorf("DupSecOpt Failed role incorrect")
}
continue
}
if con[1] == "type" {
if con[2] != "svirt_lxc_net_t" {
t.Errorf("DupSecOpt Failed type incorrect")
}
continue
}
if con[1] == "level" {
if con[2] != "s0:c1,c2" {
t.Errorf("DupSecOpt Failed level incorrect")
}
continue
}
t.Errorf("DupSecOpt Failed invalid field %q", con[1])
}
secopt = DisableSecOpt()
if secopt[0] != "label:disable" {
t.Errorf("DisableSecOpt Failed level incorrect")
}
}
func TestRelabel(t *testing.T) {
testdir := "/tmp/test"
if err := os.Mkdir(testdir, 0755); err != nil {
t.Fatal(err)
}
defer os.RemoveAll(testdir)
label := "system_u:system_r:svirt_sandbox_file_t:s0:c1,c2"
if err := Relabel(testdir, "", true); err != nil {
t.Fatalf("Relabel with no label failed: %v", err)
}
if err := Relabel(testdir, label, true); err != nil {
t.Fatalf("Relabel shared failed: %v", err)
}
if err := Relabel(testdir, label, false); err != nil {
t.Fatalf("Relabel unshared failed: %v", err)
}
if err := Relabel("/etc", label, false); err == nil {
t.Fatalf("Relabel /etc succeeded")
}
if err := Relabel("/", label, false); err == nil {
t.Fatalf("Relabel / succeeded")
}
if err := Relabel("/usr", label, false); err == nil {
t.Fatalf("Relabel /usr succeeded")
}
}
func TestValidate(t *testing.T) {
if err := Validate("zZ"); err != ErrIncompatibleLabel {
t.Fatalf("Expected incompatible error, got %v", err)
}
if err := Validate("Z"); err != nil {
t.Fatal(err)
}
if err := Validate("z"); err != nil {
t.Fatal(err)
}
if err := Validate(""); err != nil {
t.Fatal(err)
}
}
func TestIsShared(t *testing.T) {
if shared := IsShared("Z"); shared {
t.Fatalf("Expected label `Z` to not be shared, got %v", shared)
}
if shared := IsShared("z"); !shared {
t.Fatalf("Expected label `z` to be shared, got %v", shared)
}
if shared := IsShared("Zz"); !shared {
t.Fatalf("Expected label `Zz` to be shared, got %v", shared)
}
}