397 lines
13 KiB
Go
397 lines
13 KiB
Go
package alpine_test
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import (
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"encoding/json"
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"errors"
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"fmt"
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"io/ioutil"
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"os"
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"path"
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"path/filepath"
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"reflect"
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"strings"
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"testing"
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"golang.org/x/xerrors"
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"github.com/aquasecurity/vuln-list-update/alpine"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/mock"
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)
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type MockGitConfig struct {
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mock.Mock
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}
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func (mgc *MockGitConfig) CloneOrPull(a string, b string) (map[string]struct{}, error) {
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args := mgc.Called(a, b)
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return args.Get(0).(map[string]struct{}), args.Error(1)
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}
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func (mgc *MockGitConfig) RemoteBranch(a string) ([]string, error) {
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args := mgc.Called(a)
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return args.Get(0).([]string), args.Error(1)
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}
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func (mgc *MockGitConfig) Checkout(a string, b string) error {
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args := mgc.Called(a, b)
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return args.Error(0)
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}
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func TestParsePkgVerRel(t *testing.T) {
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vectors := []struct {
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file string // Test input file
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pkgVer string
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pkgRel string
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secFixes map[string][]string
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}{
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{
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file: "testdata/aports/main/freeradius/APKBUILD",
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pkgVer: "3.0.19",
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pkgRel: "0",
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},
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{
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file: "testdata/aports/main/wireshark/APKBUILD",
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pkgVer: "2.6.8",
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pkgRel: "1",
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},
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}
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for _, v := range vectors {
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t.Run(path.Base(v.file), func(t *testing.T) {
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content, err := ioutil.ReadFile(v.file)
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if err != nil {
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t.Fatalf("ReadAll() error: %v", err)
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}
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pkgVer, pkgRel, err := alpine.ParsePkgVerRel(&alpine.Config{}, string(content))
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if err != nil {
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t.Fatalf("unexpected error: %v", err)
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}
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if pkgVer != v.pkgVer {
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t.Errorf("pkgVer: got %s, want %s", pkgVer, v.pkgVer)
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}
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if pkgRel != v.pkgRel {
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t.Errorf("pkgRel: got %s, want %s", pkgRel, v.pkgRel)
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}
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})
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}
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}
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func TestParseSecFixes(t *testing.T) {
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vectors := []struct {
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file string // Test input file
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pkgVer string
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pkgRel string
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secFixes map[string][]string
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}{
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{
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file: "testdata/aports/main/freeradius/APKBUILD",
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pkgVer: "3.0.19",
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pkgRel: "0",
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secFixes: map[string][]string{
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"3.0.19-r0": {"CVE-2019-11234", "CVE-2019-11235"},
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},
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},
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{
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file: "testdata/aports/main/wireshark/APKBUILD",
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pkgVer: "2.6.8",
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pkgRel: "1",
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secFixes: map[string][]string{
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"2.6.8-r0": {"CVE-2019-10894", "CVE-2019-10895", "CVE-2019-10896", "CVE-2019-10899", "CVE-2019-10901", "CVE-2019-10903"},
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"2.6.7-r0": {"CVE-2019-9208", "CVE-2019-9209", "CVE-2019-9214"},
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"2.6.6-r0": {"CVE-2019-5717", "CVE-2019-5718", "CVE-2019-5719", "CVE-2019-5721"},
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},
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},
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{
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file: "testdata/aports/main/libssh2/APKBUILD",
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pkgVer: "1.9.0",
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pkgRel: "1",
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secFixes: map[string][]string{
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"1.9.0-r1": {"CVE-2019-17498"},
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"1.9.0-r0": {"CVE-2019-13115"},
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},
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},
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}
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for _, v := range vectors {
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t.Run(path.Base(v.file), func(t *testing.T) {
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content, err := ioutil.ReadFile(v.file)
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if err != nil {
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t.Fatalf("ReadAll() error: %v", err)
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}
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secFixes, err := alpine.ParseSecFixes(&alpine.Config{}, string(content))
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if err != nil {
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t.Fatalf("unexpected error: %v", err)
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}
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if !reflect.DeepEqual(secFixes, v.secFixes) {
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t.Errorf("secFixes: got %v, want %v", secFixes, v.secFixes)
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}
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})
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}
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}
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func TestShouldOverwrite(t *testing.T) {
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testCases := []struct {
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name string
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currentVersion string
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issuedAdvisory interface{}
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expctedOverwrite bool
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}{
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{
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name: "issued advisory should overwrite existing one with valid version",
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currentVersion: "1.0.0",
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issuedAdvisory: alpine.Advisory{
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IssueID: 0,
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VulnerabilityID: "CVE-2100-0001",
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Release: "1.0",
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Package: "testpackage",
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Repository: "main",
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FixedVersion: "1.2.0",
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Description: "for testing only",
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},
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expctedOverwrite: true,
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},
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{
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name: "issued advisory should NOT overwrite existing one with valid version",
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currentVersion: "1.0.0",
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issuedAdvisory: alpine.Advisory{
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IssueID: 0,
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VulnerabilityID: "CVE-2100-0001",
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Release: "1.0",
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Package: "testpackage",
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Repository: "main",
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FixedVersion: "0.9.0",
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Description: "for testing only",
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},
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expctedOverwrite: false,
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},
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{
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name: "invalid advisory json",
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currentVersion: "1.0.0",
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issuedAdvisory: []byte(`badjsonhere`),
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expctedOverwrite: true,
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},
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{
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name: "empty fixed version",
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currentVersion: "1.0.0",
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issuedAdvisory: alpine.Advisory{
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Subject: "non empty subject",
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},
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expctedOverwrite: true,
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},
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{
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name: "invalid old advisory version",
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currentVersion: "1.0.0",
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issuedAdvisory: alpine.Advisory{
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Subject: "non empty subject",
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Package: "test",
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FixedVersion: "invalid",
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},
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expctedOverwrite: false,
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},
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{
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name: "invalid current advisory version",
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currentVersion: "invalid",
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issuedAdvisory: alpine.Advisory{
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Subject: "non empty subject",
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Package: "test",
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FixedVersion: "1.0.0",
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},
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expctedOverwrite: false,
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},
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}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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f, _ := ioutil.TempFile("", "TestShouldOverwrite_happy_sad")
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defer os.Remove(f.Name())
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b, _ := json.Marshal(tc.issuedAdvisory)
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_, _ = f.Write(b)
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assert.Equal(t, tc.expctedOverwrite, alpine.ShouldOverwrite(&alpine.Config{}, f.Name(), tc.currentVersion), tc.name)
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assert.NoError(t, f.Close())
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})
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}
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}
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func TestWalkApkBuild(t *testing.T) {
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advisories, err := alpine.WalkApkBuild(&alpine.Config{}, "testdata/aports", "1.0.0")
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assert.NoError(t, err)
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assert.ElementsMatch(t, []alpine.Advisory{
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{FixedVersion: "1.2.15-r11", VulnerabilityID: "CVE-2019-7572", Release: "1.0.0", Package: "sdl", Repository: "main"},
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{FixedVersion: "1.2.15-r11", VulnerabilityID: "CVE-2019-7574", Release: "1.0.0", Package: "sdl", Repository: "main"},
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{FixedVersion: "2.6.8-r0", VulnerabilityID: "CVE-2019-10894", Release: "1.0.0", Package: "wireshark", Repository: "main"},
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{FixedVersion: "2.6.8-r0", VulnerabilityID: "CVE-2019-10895", Release: "1.0.0", Package: "wireshark", Repository: "main"},
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{FixedVersion: "2.6.8-r0", VulnerabilityID: "CVE-2019-10896", Release: "1.0.0", Package: "wireshark", Repository: "main"},
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{FixedVersion: "2.6.8-r0", VulnerabilityID: "CVE-2019-10899", Release: "1.0.0", Package: "wireshark", Repository: "main"},
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{FixedVersion: "2.6.8-r0", VulnerabilityID: "CVE-2019-10901", Release: "1.0.0", Package: "wireshark", Repository: "main"},
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{FixedVersion: "2.6.8-r0", VulnerabilityID: "CVE-2019-10903", Release: "1.0.0", Package: "wireshark", Repository: "main"},
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{FixedVersion: "2.6.7-r0", VulnerabilityID: "CVE-2019-9208", Release: "1.0.0", Package: "wireshark", Repository: "main"},
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{FixedVersion: "2.6.7-r0", VulnerabilityID: "CVE-2019-9209", Release: "1.0.0", Package: "wireshark", Repository: "main"},
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{FixedVersion: "2.6.7-r0", VulnerabilityID: "CVE-2019-9214", Release: "1.0.0", Package: "wireshark", Repository: "main"},
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{FixedVersion: "2.6.6-r0", VulnerabilityID: "CVE-2019-5717", Release: "1.0.0", Package: "wireshark", Repository: "main"},
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{FixedVersion: "2.6.6-r0", VulnerabilityID: "CVE-2019-5718", Release: "1.0.0", Package: "wireshark", Repository: "main"},
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{FixedVersion: "2.6.6-r0", VulnerabilityID: "CVE-2019-5719", Release: "1.0.0", Package: "wireshark", Repository: "main"},
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{FixedVersion: "2.6.6-r0", VulnerabilityID: "CVE-2019-5721", Release: "1.0.0", Package: "wireshark", Repository: "main"},
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{FixedVersion: "3.0.19-r0", VulnerabilityID: "CVE-2019-11234", Release: "1.0.0", Package: "freeradius", Repository: "main"},
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{FixedVersion: "3.0.19-r0", VulnerabilityID: "CVE-2019-11235", Release: "1.0.0", Package: "freeradius", Repository: "main"},
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{FixedVersion: "1.9.0-r0", VulnerabilityID: "CVE-2019-13115", Release: "1.0.0", Package: "libssh2", Repository: "main"},
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{FixedVersion: "1.9.0-r1", VulnerabilityID: "CVE-2019-17498", Release: "1.0.0", Package: "libssh2", Repository: "main"},
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{FixedVersion: "1.7.3-r0", VulnerabilityID: "CVE-2019-9917", Release: "1.0.0", Package: "znc", Repository: "community"},
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{FixedVersion: "1.7.1-r0", VulnerabilityID: "CVE-2018-14055", Release: "1.0.0", Package: "znc", Repository: "community"},
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{FixedVersion: "1.7.1-r0", VulnerabilityID: "CVE-2018-14056", Release: "1.0.0", Package: "znc", Repository: "community"},
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},
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advisories)
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}
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func TestBuildAdvisories(t *testing.T) {
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secFixes := map[string][]string{
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"2.6.8-r0": {"CVE-2019-10894"},
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"2.6.7-r1": {"CVE_2019-2426 XSA-201"}, // typo
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"2.6.5-r0": {"CVE_2019-5910 (+ some extra in parens)"},
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}
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assert.ElementsMatch(t, []alpine.Advisory{
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{IssueID: 0, VulnerabilityID: "CVE-2019-10894", Release: "1.0.0", Package: "testpkg", Repository: "testrepo", FixedVersion: "2.6.8-r0", Subject: "", Description: ""},
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{IssueID: 0, VulnerabilityID: "CVE-2019-2426", Release: "1.0.0", Package: "testpkg", Repository: "testrepo", FixedVersion: "2.6.7-r1", Subject: "", Description: ""},
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{IssueID: 0, VulnerabilityID: "XSA-201", Release: "1.0.0", Package: "testpkg", Repository: "testrepo", FixedVersion: "2.6.7-r1", Subject: "", Description: ""},
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{IssueID: 0, VulnerabilityID: "CVE-2019-5910", Release: "1.0.0", Package: "testpkg", Repository: "testrepo", FixedVersion: "2.6.5-r0", Subject: "", Description: ""}},
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alpine.BuildAdvisories(&alpine.Config{}, secFixes, "1.0.0", "testpkg", "testrepo"))
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}
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func TestConfig_Update(t *testing.T) {
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type cloneOrPull struct {
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returnArg map[string]struct{}
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err error
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}
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type remoteBranch struct {
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returnArg []string
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err error
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}
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testCases := []struct {
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name string
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remoteBranch remoteBranch // mock value
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cloneOrPull cloneOrPull // mock value
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checkout map[string]error // mock value
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wantErr error
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}{
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{
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name: "happy path",
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remoteBranch: remoteBranch{
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returnArg: []string{"origin/branch1-stable", "origin/branch2", "origin/branch3"},
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},
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checkout: map[string]error{mock.Anything: nil},
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wantErr: nil,
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},
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{
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name: "invalid branch name",
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remoteBranch: remoteBranch{returnArg: []string{"badbranch-stable"}},
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checkout: map[string]error{mock.Anything: nil},
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wantErr: nil,
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},
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{
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name: "git fails to show remote branches",
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remoteBranch: remoteBranch{
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returnArg: nil, err: errors.New("failed to show remote branch"),
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},
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checkout: map[string]error{mock.Anything: nil},
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wantErr: xerrors.Errorf("failed to show branches: %w", errors.New("failed to show remote branch")),
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},
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{
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name: "git clone fails",
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cloneOrPull: cloneOrPull{
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returnArg: nil, err: errors.New("failed clone operation"),
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},
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checkout: map[string]error{mock.Anything: nil},
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wantErr: xerrors.Errorf("failed to clone alpine repository: %w", errors.New("failed clone operation")),
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},
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{
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name: "git fails to checkout branch",
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remoteBranch: remoteBranch{
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returnArg: []string{"origin/branch1-stable", "origin/branch2", "origin/branch3"},
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},
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checkout: map[string]error{mock.Anything: errors.New("failed to checkout branch")},
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wantErr: xerrors.Errorf("git failed to checkout branch: %w", errors.New("failed to checkout branch")),
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},
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{
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name: "git checkout of a particular branch fails",
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remoteBranch: remoteBranch{
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returnArg: []string{"origin/branch1-stable", "origin/branch2", "origin/branch3"},
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},
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checkout: map[string]error{
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"master": errors.New("failed to checkout master"),
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"origin/branch1-stable": errors.New("failed to checkout branch1-stable"),
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},
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wantErr: xerrors.Errorf("git failed to checkout branch: %w", errors.New("failed to checkout branch1-stable")),
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},
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}
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cacheDir := "testdata"
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repoDir := filepath.Join(cacheDir, "aports")
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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vulnListDir, err := ioutil.TempDir("", "TestUpdate")
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assert.NoError(t, err)
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defer os.RemoveAll(vulnListDir)
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mockGitConfig := new(MockGitConfig)
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// setup expectations with a placeholder in the argument list
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mockGitConfig.On("RemoteBranch", repoDir).Return(
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tc.remoteBranch.returnArg, tc.remoteBranch.err)
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mockGitConfig.On("CloneOrPull", mock.Anything, repoDir).Return(
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tc.cloneOrPull.returnArg, tc.cloneOrPull.err)
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for arg, returnErr := range tc.checkout {
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mockGitConfig.On("Checkout", repoDir, arg).Return(returnErr)
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}
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ac := alpine.Config{
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GitClient: mockGitConfig,
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CacheDir: cacheDir,
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VulnListDir: vulnListDir,
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}
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fmt.Println(vulnListDir)
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err = ac.Update()
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if tc.wantErr != nil {
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assert.EqualError(t, err, tc.wantErr.Error())
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} else {
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assert.NoError(t, err)
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err = filepath.Walk(vulnListDir, func(path string, info os.FileInfo, err error) error {
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if err != nil {
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return err
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}
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if info.IsDir() {
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return nil
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}
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paths := strings.Split(path, string(os.PathSeparator))
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assert.True(t, len(paths) > 3)
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golden := filepath.Join("testdata", "goldens",
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paths[len(paths)-3], paths[len(paths)-2], paths[len(paths)-1],
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)
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got, _ := ioutil.ReadFile(path)
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want, _ := ioutil.ReadFile(golden + ".golden")
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assert.Equal(t, string(want), string(got), "Alpine result json")
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return nil
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})
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assert.NoError(t, err)
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}
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})
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}
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}
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