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|
package configuration
import (
"testing"
"github.com/docker/libcontainer/security/capabilities"
"github.com/dotcloud/docker/daemon/execdriver/native/template"
)
// Checks whether the expected capability is specified in the capabilities.
func hasCapability(expected string, capabilities []string) bool {
for _, capability := range capabilities {
if capability == expected {
return true
}
}
return false
}
func TestSetReadonlyRootFs(t *testing.T) {
var (
container = template.New()
opts = []string{
"fs.readonly=true",
}
)
if container.MountConfig.ReadonlyFs {
t.Fatal("container should not have a readonly rootfs by default")
}
if err := ParseConfiguration(container, nil, opts); err != nil {
t.Fatal(err)
}
if !container.MountConfig.ReadonlyFs {
t.Fatal("container should have a readonly rootfs")
}
}
func TestConfigurationsDoNotConflict(t *testing.T) {
var (
container1 = template.New()
container2 = template.New()
opts = []string{
"cap.add=NET_ADMIN",
}
)
if err := ParseConfiguration(container1, nil, opts); err != nil {
t.Fatal(err)
}
if !hasCapability("NET_ADMIN", container1.Capabilities) {
t.Fatal("container one should have NET_ADMIN enabled")
}
if hasCapability("NET_ADMIN", container2.Capabilities) {
t.Fatal("container two should not have NET_ADMIN enabled")
}
}
func TestCpusetCpus(t *testing.T) {
var (
container = template.New()
opts = []string{
"cgroups.cpuset.cpus=1,2",
}
)
if err := ParseConfiguration(container, nil, opts); err != nil {
t.Fatal(err)
}
if expected := "1,2"; container.Cgroups.CpusetCpus != expected {
t.Fatalf("expected %s got %s for cpuset.cpus", expected, container.Cgroups.CpusetCpus)
}
}
func TestAppArmorProfile(t *testing.T) {
var (
container = template.New()
opts = []string{
"apparmor_profile=koye-the-protector",
}
)
if err := ParseConfiguration(container, nil, opts); err != nil {
t.Fatal(err)
}
if expected := "koye-the-protector"; container.AppArmorProfile != expected {
t.Fatalf("expected profile %s got %s", expected, container.AppArmorProfile)
}
}
func TestCpuShares(t *testing.T) {
var (
container = template.New()
opts = []string{
"cgroups.cpu_shares=1048",
}
)
if err := ParseConfiguration(container, nil, opts); err != nil {
t.Fatal(err)
}
if expected := int64(1048); container.Cgroups.CpuShares != expected {
t.Fatalf("expected cpu shares %d got %d", expected, container.Cgroups.CpuShares)
}
}
func TestMemory(t *testing.T) {
var (
container = template.New()
opts = []string{
"cgroups.memory=500m",
}
)
if err := ParseConfiguration(container, nil, opts); err != nil {
t.Fatal(err)
}
if expected := int64(500 * 1024 * 1024); container.Cgroups.Memory != expected {
t.Fatalf("expected memory %d got %d", expected, container.Cgroups.Memory)
}
}
func TestMemoryReservation(t *testing.T) {
var (
container = template.New()
opts = []string{
"cgroups.memory_reservation=500m",
}
)
if err := ParseConfiguration(container, nil, opts); err != nil {
t.Fatal(err)
}
if expected := int64(500 * 1024 * 1024); container.Cgroups.MemoryReservation != expected {
t.Fatalf("expected memory reservation %d got %d", expected, container.Cgroups.MemoryReservation)
}
}
func TestAddCap(t *testing.T) {
var (
container = template.New()
opts = []string{
"cap.add=MKNOD",
"cap.add=SYS_ADMIN",
}
)
if err := ParseConfiguration(container, nil, opts); err != nil {
t.Fatal(err)
}
if !hasCapability("MKNOD", container.Capabilities) {
t.Fatal("container should have MKNOD enabled")
}
if !hasCapability("SYS_ADMIN", container.Capabilities) {
t.Fatal("container should have SYS_ADMIN enabled")
}
}
func TestDropCap(t *testing.T) {
var (
container = template.New()
opts = []string{
"cap.drop=MKNOD",
}
)
// enabled all caps like in privileged mode
container.Capabilities = capabilities.GetAllCapabilities()
if err := ParseConfiguration(container, nil, opts); err != nil {
t.Fatal(err)
}
if hasCapability("MKNOD", container.Capabilities) {
t.Fatal("container should not have MKNOD enabled")
}
}
func TestDropNamespace(t *testing.T) {
var (
container = template.New()
opts = []string{
"ns.drop=NEWNET",
}
)
if err := ParseConfiguration(container, nil, opts); err != nil {
t.Fatal(err)
}
if container.Namespaces["NEWNET"] {
t.Fatal("container should not have NEWNET enabled")
}
}
|
