mirror of https://github.com/k3s-io/k3s
105 lines
2.6 KiB
Go
105 lines
2.6 KiB
Go
/*
|
|
Copyright 2016 The Kubernetes Authors.
|
|
|
|
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 sysctl
|
|
|
|
import (
|
|
"testing"
|
|
|
|
api "k8s.io/kubernetes/pkg/apis/core"
|
|
)
|
|
|
|
func TestValidate(t *testing.T) {
|
|
tests := map[string]struct {
|
|
whitelist []string
|
|
forbiddenSafe []string
|
|
allowedUnsafe []string
|
|
allowed []string
|
|
disallowed []string
|
|
}{
|
|
// no container requests
|
|
"with allow all": {
|
|
whitelist: []string{"foo"},
|
|
allowed: []string{"foo"},
|
|
},
|
|
"empty": {
|
|
whitelist: []string{"foo"},
|
|
forbiddenSafe: []string{"*"},
|
|
disallowed: []string{"foo"},
|
|
},
|
|
"without wildcard": {
|
|
whitelist: []string{"a", "a.b"},
|
|
allowed: []string{"a", "a.b"},
|
|
disallowed: []string{"b"},
|
|
},
|
|
"with catch-all wildcard and non-wildcard": {
|
|
allowedUnsafe: []string{"a.b.c", "*"},
|
|
allowed: []string{"a", "a.b", "a.b.c", "b"},
|
|
},
|
|
"without catch-all wildcard": {
|
|
allowedUnsafe: []string{"a.*", "b.*", "c.d.e", "d.e.f.*"},
|
|
allowed: []string{"a.b", "b.c", "c.d.e", "d.e.f.g.h"},
|
|
disallowed: []string{"a", "b", "c", "c.d", "d.e", "d.e.f"},
|
|
},
|
|
}
|
|
|
|
for k, v := range tests {
|
|
strategy := NewMustMatchPatterns(v.whitelist, v.allowedUnsafe, v.forbiddenSafe)
|
|
|
|
pod := &api.Pod{}
|
|
errs := strategy.Validate(pod)
|
|
if len(errs) != 0 {
|
|
t.Errorf("%s: unexpected validaton errors for empty sysctls: %v", k, errs)
|
|
}
|
|
|
|
testAllowed := func() {
|
|
sysctls := []api.Sysctl{}
|
|
for _, s := range v.allowed {
|
|
sysctls = append(sysctls, api.Sysctl{
|
|
Name: s,
|
|
Value: "dummy",
|
|
})
|
|
}
|
|
pod.Spec.SecurityContext = &api.PodSecurityContext{
|
|
Sysctls: sysctls,
|
|
}
|
|
errs = strategy.Validate(pod)
|
|
if len(errs) != 0 {
|
|
t.Errorf("%s: unexpected validaton errors for sysctls: %v", k, errs)
|
|
}
|
|
}
|
|
testDisallowed := func() {
|
|
for _, s := range v.disallowed {
|
|
pod.Spec.SecurityContext = &api.PodSecurityContext{
|
|
Sysctls: []api.Sysctl{
|
|
{
|
|
Name: s,
|
|
Value: "dummy",
|
|
},
|
|
},
|
|
}
|
|
errs = strategy.Validate(pod)
|
|
if len(errs) == 0 {
|
|
t.Errorf("%s: expected error for sysctl %q", k, s)
|
|
}
|
|
}
|
|
}
|
|
|
|
testAllowed()
|
|
testDisallowed()
|
|
}
|
|
}
|