clair/database/pgsql/vulnerability_test.go
2016-02-24 16:34:54 -05:00

325 lines
11 KiB
Go

// Copyright 2015 clair 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 pgsql
import (
"testing"
"github.com/coreos/clair/database"
cerrors "github.com/coreos/clair/utils/errors"
"github.com/coreos/clair/utils/types"
"github.com/stretchr/testify/assert"
)
func TestFindVulnerability(t *testing.T) {
datastore, err := OpenForTest("FindVulnerability", true)
if err != nil {
t.Error(err)
return
}
defer datastore.Close()
// Find a vulnerability that does not exist.
_, err = datastore.FindVulnerability("", "")
assert.Equal(t, cerrors.ErrNotFound, err)
// Find a normal vulnerability.
v1 := database.Vulnerability{
Name: "CVE-OPENSSL-1-DEB7",
Description: "A vulnerability affecting OpenSSL < 2.0 on Debian 7.0",
Link: "http://google.com/#q=CVE-OPENSSL-1-DEB7",
Severity: types.High,
Namespace: database.Namespace{Name: "debian:7"},
FixedIn: []database.FeatureVersion{
database.FeatureVersion{
Feature: database.Feature{Name: "openssl"},
Version: types.NewVersionUnsafe("2.0"),
},
database.FeatureVersion{
Feature: database.Feature{Name: "libssl"},
Version: types.NewVersionUnsafe("1.9-abc"),
},
},
}
v1f, err := datastore.FindVulnerability("debian:7", "CVE-OPENSSL-1-DEB7")
if assert.Nil(t, err) {
equalsVuln(t, &v1, &v1f)
}
// Find a vulnerability that has no link, no severity and no FixedIn.
v2 := database.Vulnerability{
Name: "CVE-NOPE",
Description: "A vulnerability affecting nothing",
Namespace: database.Namespace{Name: "debian:7"},
Severity: types.Unknown,
}
v2f, err := datastore.FindVulnerability("debian:7", "CVE-NOPE")
if assert.Nil(t, err) {
equalsVuln(t, &v2, &v2f)
}
}
func TestDeleteVulnerability(t *testing.T) {
datastore, err := OpenForTest("InsertVulnerability", true)
if err != nil {
t.Error(err)
return
}
defer datastore.Close()
// Delete non-existing Vulnerability.
err = datastore.DeleteVulnerability("TestDeleteVulnerabilityNamespace1", "CVE-OPENSSL-1-DEB7")
assert.Equal(t, cerrors.ErrNotFound, err)
err = datastore.DeleteVulnerability("debian:7", "TestDeleteVulnerabilityVulnerability1")
assert.Equal(t, cerrors.ErrNotFound, err)
// Delete Vulnerability.
err = datastore.DeleteVulnerability("debian:7", "CVE-OPENSSL-1-DEB7")
if assert.Nil(t, err) {
_, err := datastore.FindVulnerability("debian:7", "CVE-OPENSSL-1-DEB7")
assert.Equal(t, cerrors.ErrNotFound, err)
}
}
func TestInsertVulnerability(t *testing.T) {
datastore, err := OpenForTest("InsertVulnerability", false)
if err != nil {
t.Error(err)
return
}
defer datastore.Close()
// Create some data.
n1 := database.Namespace{Name: "TestInsertVulnerabilityNamespace1"}
n2 := database.Namespace{Name: "TestInsertVulnerabilityNamespace2"}
f1 := database.FeatureVersion{
Feature: database.Feature{
Name: "TestInsertVulnerabilityFeatureVersion1",
Namespace: n1,
},
Version: types.NewVersionUnsafe("1.0"),
}
f2 := database.FeatureVersion{
Feature: database.Feature{
Name: "TestInsertVulnerabilityFeatureVersion1",
Namespace: n2,
},
Version: types.NewVersionUnsafe("1.0"),
}
f3 := database.FeatureVersion{
Feature: database.Feature{
Name: "TestInsertVulnerabilityFeatureVersion2",
},
Version: types.MaxVersion,
}
f4 := database.FeatureVersion{
Feature: database.Feature{
Name: "TestInsertVulnerabilityFeatureVersion2",
},
Version: types.NewVersionUnsafe("1.4"),
}
f5 := database.FeatureVersion{
Feature: database.Feature{
Name: "TestInsertVulnerabilityFeatureVersion3",
},
Version: types.NewVersionUnsafe("1.5"),
}
f6 := database.FeatureVersion{
Feature: database.Feature{
Name: "TestInsertVulnerabilityFeatureVersion4",
},
Version: types.NewVersionUnsafe("0.1"),
}
f7 := database.FeatureVersion{
Feature: database.Feature{
Name: "TestInsertVulnerabilityFeatureVersion5",
},
Version: types.MaxVersion,
}
f8 := database.FeatureVersion{
Feature: database.Feature{
Name: "TestInsertVulnerabilityFeatureVersion5",
},
Version: types.MinVersion,
}
// Insert invalid vulnerabilities.
for _, vulnerability := range []database.Vulnerability{
database.Vulnerability{
Name: "",
Namespace: n1,
FixedIn: []database.FeatureVersion{f1},
Severity: types.Unknown,
},
database.Vulnerability{
Name: "TestInsertVulnerability0",
Namespace: database.Namespace{},
FixedIn: []database.FeatureVersion{f1},
Severity: types.Unknown,
},
database.Vulnerability{
Name: "TestInsertVulnerability0-",
Namespace: database.Namespace{},
FixedIn: []database.FeatureVersion{f1},
},
database.Vulnerability{
Name: "TestInsertVulnerability0",
Namespace: n1,
FixedIn: []database.FeatureVersion{f1},
Severity: types.Priority(""),
},
database.Vulnerability{
Name: "TestInsertVulnerability0",
Namespace: n1,
FixedIn: []database.FeatureVersion{f2},
Severity: types.Unknown,
},
} {
err := datastore.InsertVulnerabilities([]database.Vulnerability{vulnerability})
assert.Error(t, err)
}
// Insert a simple vulnerability and find it.
v1 := database.Vulnerability{
Name: "TestInsertVulnerability1",
Namespace: n1,
FixedIn: []database.FeatureVersion{f1, f3, f6, f7},
Severity: types.Low,
Description: "TestInsertVulnerabilityDescription1",
Link: "TestInsertVulnerabilityLink1",
}
err = datastore.InsertVulnerabilities([]database.Vulnerability{v1})
if assert.Nil(t, err) {
v1f, err := datastore.FindVulnerability(n1.Name, v1.Name)
if assert.Nil(t, err) {
equalsVuln(t, &v1, &v1f)
}
}
// Update vulnerability.
v1.Description = "TestInsertVulnerabilityLink2"
v1.Link = "TestInsertVulnerabilityLink2"
v1.Severity = types.High
// Update f3 in f4, add fixed in f5, add fixed in f6 which already exists, removes fixed in f7 by
// adding f8 which is f7 but with MinVersion.
v1.FixedIn = []database.FeatureVersion{f4, f5, f6, f8}
err = datastore.InsertVulnerabilities([]database.Vulnerability{v1})
if assert.Nil(t, err) {
v1f, err := datastore.FindVulnerability(n1.Name, v1.Name)
if assert.Nil(t, err) {
// We already had f1 before the update.
// Add it to the struct for comparison.
v1.FixedIn = append(v1.FixedIn, f1)
// Removes f8 from the struct for comparison as it was just here to cancel f7.
for i := 0; i < len(v1.FixedIn); i++ {
if v1.FixedIn[i].Feature.Name == f8.Feature.Name {
v1.FixedIn = append(v1.FixedIn[:i], v1.FixedIn[i+1:]...)
}
}
equalsVuln(t, &v1, &v1f)
}
}
}
func equalsVuln(t *testing.T, expected, actual *database.Vulnerability) {
assert.Equal(t, expected.Name, actual.Name)
assert.Equal(t, expected.Namespace.Name, actual.Namespace.Name)
assert.Equal(t, expected.Description, actual.Description)
assert.Equal(t, expected.Link, actual.Link)
assert.Equal(t, expected.Severity, actual.Severity)
if assert.Len(t, actual.FixedIn, len(expected.FixedIn)) {
for _, actualFeatureVersion := range actual.FixedIn {
found := false
for _, expectedFeatureVersion := range expected.FixedIn {
if expectedFeatureVersion.Feature.Name == actualFeatureVersion.Feature.Name {
found = true
assert.Equal(t, expected.Namespace.Name, actualFeatureVersion.Feature.Namespace.Name)
assert.Equal(t, expectedFeatureVersion.Version, actualFeatureVersion.Version)
}
}
if !found {
t.Errorf("unexpected package %s in %s", actualFeatureVersion.Feature.Name, expected.Name)
}
}
}
}
// func TestInsertVulnerabilityNotifications(t *testing.T) {
// Open(&config.DatabaseConfig{Type: "memstore"})
// defer Close()
//
// pkg1 := &Package{OS: "testOS", Name: "testpkg1", Version: types.NewVersionUnsafe("1.0")}
// pkg1b := &Package{OS: "testOS", Name: "testpkg1", Version: types.NewVersionUnsafe("1.2")}
// pkg2 := &Package{OS: "testOS", Name: "testpkg2", Version: types.NewVersionUnsafe("1.0")}
// InsertPackages([]*Package{pkg1, pkg1b, pkg2})
//
// // Newdatabase.VulnerabilityNotification
// vuln1 := &database.Vulnerability{ID: "test1", Link: "link1", Priority: types.Medium, Description: "testDescription1", FixedInNodes: []string{pkg1.Node}}
// vuln2 := &database.Vulnerability{ID: "test2", Link: "link2", Priority: types.High, Description: "testDescription2", FixedInNodes: []string{pkg1.Node, pkg2.Node}}
// vuln1b := &database.Vulnerability{ID: "test1", Priority: types.High, FixedInNodes: []string{"pkg3"}}
// notifications, err := InsertVulnerabilities([]*database.Vulnerability{vuln1, vuln2, vuln1b})
// if assert.Nil(t, err) {
// // We should only have two Newdatabase.VulnerabilityNotification notifications: one for test1 and one for test2
// // We should not have a database.VulnerabilityPriorityIncreasedNotification or a database.VulnerabilityPackageChangedNotification
// // for test1 because it is in the same batch
// if assert.Len(t, notifications, 2) {
// for _, n := range notifications {
// _, ok := n.(*Newdatabase.VulnerabilityNotification)
// assert.True(t, ok)
// }
// }
// }
//
// // database.VulnerabilityPriorityIncreasedNotification
// vuln1c := &database.Vulnerability{ID: "test1", Priority: types.Critical}
// notifications, err = InsertVulnerabilities([]*database.Vulnerability{vuln1c})
// if assert.Nil(t, err) {
// if assert.Len(t, notifications, 1) {
// if nn, ok := notifications[0].(*database.VulnerabilityPriorityIncreasedNotification); assert.True(t, ok) {
// assert.Equal(t, vuln1b.Priority, nn.OldPriority)
// assert.Equal(t, vuln1c.Priority, nn.NewPriority)
// }
// }
// }
//
// notifications, err = InsertVulnerabilities([]*database.Vulnerability{&database.Vulnerability{ID: "test1", Priority: types.Low}})
// assert.Nil(t, err)
// assert.Len(t, notifications, 0)
//
// // database.VulnerabilityPackageChangedNotification
// vuln1e := &database.Vulnerability{ID: "test1", FixedInNodes: []string{pkg1b.Node}}
// vuln1f := &database.Vulnerability{ID: "test1", FixedInNodes: []string{pkg2.Node}}
// notifications, err = InsertVulnerabilities([]*database.Vulnerability{vuln1e, vuln1f})
// if assert.Nil(t, err) {
// if assert.Len(t, notifications, 1) {
// if nn, ok := notifications[0].(*database.VulnerabilityPackageChangedNotification); assert.True(t, ok) {
// // Here, we say that pkg1b fixes the database.Vulnerability, but as pkg1b is in
// // the same branch as pkg1, pkg1 should be removed and pkg1b added
// // We also add pkg2 as fixed
// assert.Contains(t, nn.AddedFixedInNodes, pkg1b.Node)
// assert.Contains(t, nn.RemovedFixedInNodes, pkg1.Node)
//
// assert.Contains(t, nn.AddedFixedInNodes, pkg2.Node)
// }
// }
// }