kaniko/pkg/util/syscall_credentials_test.go

100 lines
2.3 KiB
Go

/*
Copyright 2020 Google LLC
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package util
import (
"fmt"
"strconv"
"syscall"
"testing"
"github.com/GoogleContainerTools/kaniko/testutil"
)
func TestSyscallCredentials(t *testing.T) {
currentUser := testutil.GetCurrentUser(t)
uid, _ := strconv.ParseUint(currentUser.Uid, 10, 32)
currentUserUID32 := uint32(uid)
gid, _ := strconv.ParseUint(currentUser.Gid, 10, 32)
currentUserGID32 := uint32(gid)
currentUserGroupIDsU32 := []uint32{}
currentUserGroupIDs, _ := currentUser.GroupIds()
for _, id := range currentUserGroupIDs {
id32, _ := strconv.ParseUint(id, 10, 32)
currentUserGroupIDsU32 = append(currentUserGroupIDsU32, uint32(id32))
}
type args struct {
userStr string
}
tests := []struct {
name string
args args
want *syscall.Credential
wantErr bool
}{
{
name: "non-existing user without group",
args: args{
userStr: "helloworld-user",
},
wantErr: true,
},
{
name: "non-existing uid without group",
args: args{
userStr: "50000",
},
want: &syscall.Credential{
Uid: 50000,
// because fallback is enabled
Gid: 50000,
Groups: []uint32{},
},
},
{
name: "non-existing uid with existing gid",
args: args{
userStr: fmt.Sprintf("50000:%d", currentUserGID32),
},
want: &syscall.Credential{
Uid: 50000,
Gid: currentUserGID32,
Groups: []uint32{},
},
},
{
name: "existing username with non-existing gid",
args: args{
userStr: fmt.Sprintf("%s:50000", currentUser.Username),
},
want: &syscall.Credential{
Uid: currentUserUID32,
Gid: 50000,
Groups: currentUserGroupIDsU32,
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got, err := SyscallCredentials(tt.args.userStr)
testutil.CheckErrorAndDeepEqual(t, tt.wantErr, err, tt.want, got)
})
}
}