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// Copyright (c) 2022, Sylabs Inc. All rights reserved.
// This software is licensed under a 3-clause BSD license. Please consult the
// LICENSE.md file distributed with the sources of this project regarding your
// rights to use or distribute this software.
package oci
import (
"reflect"
"testing"
"github.com/opencontainers/runtime-spec/specs-go"
"github.com/sylabs/singularity/v4/internal/pkg/runtime/launcher"
"github.com/sylabs/singularity/v4/internal/pkg/test"
"github.com/sylabs/singularity/v4/internal/pkg/util/bin"
"gotest.tools/v3/assert"
)
func Test_addNamespaces(t *testing.T) {
test.DropPrivilege(t)
defer test.ResetPrivilege(t)
defaultPlusPID := append(defaultNamespaces,
specs.LinuxNamespace{Type: specs.PIDNamespace})
defaultPlusNetPID := append(defaultNamespaces,
specs.LinuxNamespace{Type: specs.NetworkNamespace},
specs.LinuxNamespace{Type: specs.PIDNamespace})
defaultPlusPIDUTS := append(defaultNamespaces,
specs.LinuxNamespace{Type: specs.PIDNamespace},
specs.LinuxNamespace{Type: specs.UTSNamespace})
tests := []struct {
name string
ns launcher.Namespaces
wantNS []specs.LinuxNamespace
}{
{
name: "none",
ns: launcher.Namespaces{},
wantNS: defaultPlusPID,
},
{
name: "nopid",
ns: launcher.Namespaces{NoPID: true},
wantNS: defaultNamespaces,
},
{
name: "pid",
ns: launcher.Namespaces{PID: true},
wantNS: defaultPlusPID,
},
{
name: "ipc",
ns: launcher.Namespaces{IPC: true},
wantNS: defaultPlusPID,
},
{
name: "user",
ns: launcher.Namespaces{User: true},
wantNS: defaultPlusPID,
},
{
name: "net",
ns: launcher.Namespaces{Net: true},
wantNS: defaultPlusNetPID,
},
{
name: "uts",
ns: launcher.Namespaces{UTS: true},
wantNS: defaultPlusPIDUTS,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
ms := minimalSpec()
spec := &ms
err := addNamespaces(spec, tt.ns)
if err != nil {
t.Errorf("addNamespaces() returned an unexpected error: %v", err)
}
newNS := spec.Linux.Namespaces
if !reflect.DeepEqual(newNS, tt.wantNS) {
t.Errorf("addNamespaces() got %v, want %v", newNS, tt.wantNS)
}
})
}
}
func Test_noSetgroupsAnnotation(t *testing.T) {
ms := minimalSpec()
gotErr := noSetgroupsAnnotation(&ms)
// crun case - no error, expect annotation
if _, err := bin.FindBin("crun"); err == nil {
if err != nil {
t.Errorf("noSetgroupsAnnotation returned unexpected error when crun available: %s", err)
}
assert.DeepEqual(t, ms.Annotations,
map[string]string{
"run.oci.keep_original_groups": "1",
},
)
return
}
// Otherwise, expect an error
if gotErr == nil {
t.Errorf("noSetgroupsAnnotation returned unexpected success when crun not available")
}
}
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