mirror of
https://github.com/genuinetools/reg.git
synced 2024-08-24 07:10:22 -04:00
157 lines
2.9 KiB
Go
157 lines
2.9 KiB
Go
// +build linux freebsd
|
|
|
|
package configs
|
|
|
|
import (
|
|
"encoding/json"
|
|
"fmt"
|
|
"os"
|
|
"path/filepath"
|
|
"testing"
|
|
)
|
|
|
|
// Checks whether the expected capability is specified in the capabilities.
|
|
func contains(expected string, values []string) bool {
|
|
for _, v := range values {
|
|
if v == expected {
|
|
return true
|
|
}
|
|
}
|
|
return false
|
|
}
|
|
|
|
func containsDevice(expected *Device, values []*Device) bool {
|
|
for _, d := range values {
|
|
if d.Path == expected.Path &&
|
|
d.Permissions == expected.Permissions &&
|
|
d.FileMode == expected.FileMode &&
|
|
d.Major == expected.Major &&
|
|
d.Minor == expected.Minor &&
|
|
d.Type == expected.Type {
|
|
return true
|
|
}
|
|
}
|
|
return false
|
|
}
|
|
|
|
func loadConfig(name string) (*Config, error) {
|
|
f, err := os.Open(filepath.Join("../sample_configs", name))
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer f.Close()
|
|
|
|
var container *Config
|
|
if err := json.NewDecoder(f).Decode(&container); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
// Check that a config doesn't contain extra fields
|
|
var configMap, abstractMap map[string]interface{}
|
|
|
|
if _, err := f.Seek(0, 0); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
if err := json.NewDecoder(f).Decode(&abstractMap); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
configData, err := json.Marshal(&container)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
if err := json.Unmarshal(configData, &configMap); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
for k := range configMap {
|
|
delete(abstractMap, k)
|
|
}
|
|
|
|
if len(abstractMap) != 0 {
|
|
return nil, fmt.Errorf("unknown fields: %s", abstractMap)
|
|
}
|
|
|
|
return container, nil
|
|
}
|
|
|
|
func TestRemoveNamespace(t *testing.T) {
|
|
ns := Namespaces{
|
|
{Type: NEWNET},
|
|
}
|
|
if !ns.Remove(NEWNET) {
|
|
t.Fatal("NEWNET was not removed")
|
|
}
|
|
if len(ns) != 0 {
|
|
t.Fatalf("namespaces should have 0 items but reports %d", len(ns))
|
|
}
|
|
}
|
|
|
|
func TestHostUIDNoUSERNS(t *testing.T) {
|
|
config := &Config{
|
|
Namespaces: Namespaces{},
|
|
}
|
|
uid, err := config.HostUID()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if uid != 0 {
|
|
t.Fatalf("expected uid 0 with no USERNS but received %d", uid)
|
|
}
|
|
}
|
|
|
|
func TestHostUIDWithUSERNS(t *testing.T) {
|
|
config := &Config{
|
|
Namespaces: Namespaces{{Type: NEWUSER}},
|
|
UidMappings: []IDMap{
|
|
{
|
|
ContainerID: 0,
|
|
HostID: 1000,
|
|
Size: 1,
|
|
},
|
|
},
|
|
}
|
|
uid, err := config.HostUID()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if uid != 1000 {
|
|
t.Fatalf("expected uid 1000 with no USERNS but received %d", uid)
|
|
}
|
|
}
|
|
|
|
func TestHostGIDNoUSERNS(t *testing.T) {
|
|
config := &Config{
|
|
Namespaces: Namespaces{},
|
|
}
|
|
uid, err := config.HostGID()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if uid != 0 {
|
|
t.Fatalf("expected gid 0 with no USERNS but received %d", uid)
|
|
}
|
|
}
|
|
|
|
func TestHostGIDWithUSERNS(t *testing.T) {
|
|
config := &Config{
|
|
Namespaces: Namespaces{{Type: NEWUSER}},
|
|
GidMappings: []IDMap{
|
|
{
|
|
ContainerID: 0,
|
|
HostID: 1000,
|
|
Size: 1,
|
|
},
|
|
},
|
|
}
|
|
uid, err := config.HostGID()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if uid != 1000 {
|
|
t.Fatalf("expected gid 1000 with no USERNS but received %d", uid)
|
|
}
|
|
}
|