mirror of
https://github.com/aquasecurity/kube-bench.git
synced 2024-11-15 12:29:04 +00:00
6ffd382711
If running these checks in a CI system it may be beneficial to output in a more standardized format such as JUnit for parsing by other tools in a consistent manner. Fixes #460 Signed-off-by: John Schnake <jschnake@vmware.com>
293 lines
9.9 KiB
Go
293 lines
9.9 KiB
Go
// Copyright © 2017-2019 Aqua Security Software Ltd. <info@aquasec.com>
|
|
//
|
|
// 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 check
|
|
|
|
import (
|
|
"bytes"
|
|
"encoding/json"
|
|
"encoding/xml"
|
|
"io/ioutil"
|
|
"os"
|
|
"path/filepath"
|
|
"testing"
|
|
|
|
"github.com/onsi/ginkgo/reporters"
|
|
"github.com/stretchr/testify/assert"
|
|
"github.com/stretchr/testify/mock"
|
|
"gopkg.in/yaml.v2"
|
|
)
|
|
|
|
const cfgDir = "../cfg/"
|
|
|
|
type mockRunner struct {
|
|
mock.Mock
|
|
}
|
|
|
|
func (m *mockRunner) Run(c *Check) State {
|
|
args := m.Called(c)
|
|
return args.Get(0).(State)
|
|
}
|
|
|
|
// validate that the files we're shipping are valid YAML
|
|
func TestYamlFiles(t *testing.T) {
|
|
err := filepath.Walk(cfgDir, func(path string, info os.FileInfo, err error) error {
|
|
if err != nil {
|
|
t.Fatalf("failure accessing path %q: %v\n", path, err)
|
|
}
|
|
if !info.IsDir() {
|
|
t.Logf("reading file: %s", path)
|
|
in, err := ioutil.ReadFile(path)
|
|
if err != nil {
|
|
t.Fatalf("error opening file %s: %v", path, err)
|
|
}
|
|
|
|
c := new(Controls)
|
|
err = yaml.Unmarshal(in, c)
|
|
if err == nil {
|
|
t.Logf("YAML file successfully unmarshalled: %s", path)
|
|
} else {
|
|
t.Fatalf("failed to load YAML from %s: %v", path, err)
|
|
}
|
|
}
|
|
return nil
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("failure walking cfg dir: %v\n", err)
|
|
}
|
|
}
|
|
|
|
func TestNewControls(t *testing.T) {
|
|
|
|
t.Run("Should return error when node type is not specified", func(t *testing.T) {
|
|
// given
|
|
in := []byte(`
|
|
---
|
|
controls:
|
|
type: # not specified
|
|
groups:
|
|
`)
|
|
// when
|
|
_, err := NewControls(MASTER, in)
|
|
// then
|
|
assert.EqualError(t, err, "non-master controls file specified")
|
|
})
|
|
|
|
t.Run("Should return error when input YAML is invalid", func(t *testing.T) {
|
|
// given
|
|
in := []byte("BOOM")
|
|
// when
|
|
_, err := NewControls(MASTER, in)
|
|
// then
|
|
assert.EqualError(t, err, "failed to unmarshal YAML: yaml: unmarshal errors:\n line 1: cannot unmarshal !!str `BOOM` into check.Controls")
|
|
})
|
|
|
|
}
|
|
|
|
func TestControls_RunChecks(t *testing.T) {
|
|
|
|
t.Run("Should run checks matching the filter and update summaries", func(t *testing.T) {
|
|
// given
|
|
runner := new(mockRunner)
|
|
// and
|
|
in := []byte(`
|
|
---
|
|
type: "master"
|
|
groups:
|
|
- id: G1
|
|
checks:
|
|
- id: G1/C1
|
|
- id: G2
|
|
checks:
|
|
- id: G2/C1
|
|
text: "Verify that the SomeSampleFlag argument is set to true"
|
|
audit: "grep -B1 SomeSampleFlag=true /this/is/a/file/path"
|
|
tests:
|
|
test_items:
|
|
- flag: "SomeSampleFlag=true"
|
|
compare:
|
|
op: has
|
|
value: "true"
|
|
set: true
|
|
remediation: |
|
|
Edit the config file /this/is/a/file/path and set SomeSampleFlag to true.
|
|
scored: true
|
|
`)
|
|
// and
|
|
controls, err := NewControls(MASTER, in)
|
|
assert.NoError(t, err)
|
|
// and
|
|
runner.On("Run", controls.Groups[0].Checks[0]).Return(PASS)
|
|
runner.On("Run", controls.Groups[1].Checks[0]).Return(FAIL)
|
|
// and
|
|
var runAll Predicate = func(group *Group, c *Check) bool {
|
|
return true
|
|
}
|
|
// when
|
|
controls.RunChecks(runner, runAll)
|
|
// then
|
|
assert.Equal(t, 2, len(controls.Groups))
|
|
// and
|
|
G1 := controls.Groups[0]
|
|
assert.Equal(t, "G1", G1.ID)
|
|
assert.Equal(t, "G1/C1", G1.Checks[0].ID)
|
|
assertEqualGroupSummary(t, 1, 0, 0, 0, G1)
|
|
// and
|
|
G2 := controls.Groups[1]
|
|
assert.Equal(t, "G2", G2.ID)
|
|
assert.Equal(t, "G2/C1", G2.Checks[0].ID)
|
|
assert.Equal(t, "has", G2.Checks[0].Tests.TestItems[0].Compare.Op)
|
|
assert.Equal(t, "true", G2.Checks[0].Tests.TestItems[0].Compare.Value)
|
|
assert.Equal(t, true, G2.Checks[0].Tests.TestItems[0].Set)
|
|
assert.Equal(t, "SomeSampleFlag=true", G2.Checks[0].Tests.TestItems[0].Flag)
|
|
assert.Equal(t, "Edit the config file /this/is/a/file/path and set SomeSampleFlag to true.\n", G2.Checks[0].Remediation)
|
|
assert.Equal(t, true, G2.Checks[0].Scored)
|
|
assertEqualGroupSummary(t, 0, 1, 0, 0, G2)
|
|
// and
|
|
assert.Equal(t, 1, controls.Summary.Pass)
|
|
assert.Equal(t, 1, controls.Summary.Fail)
|
|
assert.Equal(t, 0, controls.Summary.Info)
|
|
assert.Equal(t, 0, controls.Summary.Warn)
|
|
// and
|
|
runner.AssertExpectations(t)
|
|
})
|
|
}
|
|
|
|
func TestControls_JUnitIncludesJSON(t *testing.T) {
|
|
testCases := []struct {
|
|
desc string
|
|
input *Controls
|
|
expect []byte
|
|
}{
|
|
{
|
|
desc: "Serializes to junit",
|
|
input: &Controls{
|
|
Groups: []*Group{
|
|
{
|
|
ID: "g1",
|
|
Checks: []*Check{
|
|
{ID: "check1id", Text: "check1text", State: PASS},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
expect: []byte(`<testsuite name="" tests="0" failures="0" errors="0" time="0">
|
|
<testcase name="check1id check1text" classname="" time="0">
|
|
<system-out>{"test_number":"check1id","test_desc":"check1text","audit":"","AuditConfig":"","type":"","remediation":"","test_info":null,"status":"PASS","actual_value":"","scored":false,"expected_result":""}</system-out>
|
|
</testcase>
|
|
</testsuite>`),
|
|
}, {
|
|
desc: "Summary values come from summary not checks",
|
|
input: &Controls{
|
|
Summary: Summary{
|
|
Fail: 99,
|
|
Pass: 100,
|
|
Warn: 101,
|
|
Info: 102,
|
|
},
|
|
Groups: []*Group{
|
|
{
|
|
ID: "g1",
|
|
Checks: []*Check{
|
|
{ID: "check1id", Text: "check1text", State: PASS},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
expect: []byte(`<testsuite name="" tests="402" failures="99" errors="0" time="0">
|
|
<testcase name="check1id check1text" classname="" time="0">
|
|
<system-out>{"test_number":"check1id","test_desc":"check1text","audit":"","AuditConfig":"","type":"","remediation":"","test_info":null,"status":"PASS","actual_value":"","scored":false,"expected_result":""}</system-out>
|
|
</testcase>
|
|
</testsuite>`),
|
|
}, {
|
|
desc: "Warn and Info are considered skips and failed tests properly reported",
|
|
input: &Controls{
|
|
Groups: []*Group{
|
|
{
|
|
ID: "g1",
|
|
Checks: []*Check{
|
|
{ID: "check1id", Text: "check1text", State: PASS},
|
|
{ID: "check2id", Text: "check2text", State: INFO},
|
|
{ID: "check3id", Text: "check3text", State: WARN},
|
|
{ID: "check4id", Text: "check4text", State: FAIL},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
expect: []byte(`<testsuite name="" tests="0" failures="0" errors="0" time="0">
|
|
<testcase name="check1id check1text" classname="" time="0">
|
|
<system-out>{"test_number":"check1id","test_desc":"check1text","audit":"","AuditConfig":"","type":"","remediation":"","test_info":null,"status":"PASS","actual_value":"","scored":false,"expected_result":""}</system-out>
|
|
</testcase>
|
|
<testcase name="check2id check2text" classname="" time="0">
|
|
<skipped></skipped>
|
|
<system-out>{"test_number":"check2id","test_desc":"check2text","audit":"","AuditConfig":"","type":"","remediation":"","test_info":null,"status":"INFO","actual_value":"","scored":false,"expected_result":""}</system-out>
|
|
</testcase>
|
|
<testcase name="check3id check3text" classname="" time="0">
|
|
<skipped></skipped>
|
|
<system-out>{"test_number":"check3id","test_desc":"check3text","audit":"","AuditConfig":"","type":"","remediation":"","test_info":null,"status":"WARN","actual_value":"","scored":false,"expected_result":""}</system-out>
|
|
</testcase>
|
|
<testcase name="check4id check4text" classname="" time="0">
|
|
<failure type=""></failure>
|
|
<system-out>{"test_number":"check4id","test_desc":"check4text","audit":"","AuditConfig":"","type":"","remediation":"","test_info":null,"status":"FAIL","actual_value":"","scored":false,"expected_result":""}</system-out>
|
|
</testcase>
|
|
</testsuite>`),
|
|
},
|
|
}
|
|
for _, tc := range testCases {
|
|
t.Run(tc.desc, func(t *testing.T) {
|
|
junitBytes, err := tc.input.JUnit()
|
|
if err != nil {
|
|
t.Fatalf("Failed to serialize to JUnit: %v", err)
|
|
}
|
|
|
|
var out reporters.JUnitTestSuite
|
|
if err := xml.Unmarshal(junitBytes, &out); err != nil {
|
|
t.Fatalf("Unable to deserialize from resulting JUnit: %v", err)
|
|
}
|
|
|
|
// Check that each check was serialized as json and stored as systemOut.
|
|
for iGroup, group := range tc.input.Groups {
|
|
for iCheck, check := range group.Checks {
|
|
jsonBytes, err := json.Marshal(check)
|
|
if err != nil {
|
|
t.Fatalf("Failed to serialize to JUnit: %v", err)
|
|
}
|
|
|
|
if out.TestCases[iGroup*iCheck+iCheck].SystemOut != string(jsonBytes) {
|
|
t.Errorf("Expected\n\t%v\n\tbut got\n\t%v",
|
|
out.TestCases[iGroup*iCheck+iCheck].SystemOut,
|
|
string(jsonBytes),
|
|
)
|
|
}
|
|
}
|
|
}
|
|
|
|
if !bytes.Equal(junitBytes, tc.expect) {
|
|
t.Errorf("Expected\n\t%v\n\tbut got\n\t%v",
|
|
string(tc.expect),
|
|
string(junitBytes),
|
|
)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func assertEqualGroupSummary(t *testing.T, pass, fail, info, warn int, actual *Group) {
|
|
t.Helper()
|
|
assert.Equal(t, pass, actual.Pass)
|
|
assert.Equal(t, fail, actual.Fail)
|
|
assert.Equal(t, info, actual.Info)
|
|
assert.Equal(t, warn, actual.Warn)
|
|
}
|