1
0
mirror of https://github.com/securego/gosec.git synced 2024-12-26 20:53:56 +02:00
gosec/analyzer_test.go
2024-08-30 19:35:07 +02:00

1652 lines
65 KiB
Go

// (c) Copyright 2024 Mercedes-Benz Tech Innovation GmbH
//
// 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 gosec_test
import (
"errors"
"log"
"os"
"regexp"
"strings"
. "github.com/onsi/ginkgo/v2"
. "github.com/onsi/gomega"
"github.com/securego/gosec/v2"
"github.com/securego/gosec/v2/analyzers"
"github.com/securego/gosec/v2/rules"
"github.com/securego/gosec/v2/testutils"
"golang.org/x/tools/go/packages"
)
var _ = Describe("Analyzer", func() {
var (
analyzer *gosec.Analyzer
logger *log.Logger
buildTags []string
tests bool
)
BeforeEach(func() {
logger, _ = testutils.NewLogger()
analyzer = gosec.NewAnalyzer(nil, tests, false, false, 1, logger)
})
Context("when processing a package", func() {
It("should not report an error if the package contains no Go files", func() {
analyzer.LoadRules(rules.Generate(false).RulesInfo())
dir, err := os.MkdirTemp("", "empty")
defer os.RemoveAll(dir)
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, dir)
Expect(err).ShouldNot(HaveOccurred())
_, _, errors := analyzer.Report()
Expect(errors).To(BeEmpty())
})
It("should report an error if the package fails to build", func() {
analyzer.LoadRules(rules.Generate(false).RulesInfo())
pkg := testutils.NewTestPackage()
defer pkg.Close()
pkg.AddFile("wonky.go", `func main(){ println("forgot the package")}`)
err := pkg.Build()
Expect(err).Should(HaveOccurred())
err = analyzer.Process(buildTags, pkg.Path)
Expect(err).ShouldNot(HaveOccurred())
_, _, errors := analyzer.Report()
Expect(errors).To(HaveLen(1))
for _, ferr := range errors {
Expect(ferr).To(HaveLen(1))
}
})
It("should be able to analyze multiple Go files", func() {
analyzer.LoadRules(rules.Generate(false).RulesInfo())
pkg := testutils.NewTestPackage()
defer pkg.Close()
pkg.AddFile("foo.go", `
package main
func main(){
bar()
}`)
pkg.AddFile("bar.go", `
package main
func bar(){
println("package has two files!")
}`)
err := pkg.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, pkg.Path)
Expect(err).ShouldNot(HaveOccurred())
_, metrics, _ := analyzer.Report()
Expect(metrics.NumFiles).To(Equal(2))
})
It("should be able to analyze multiple Go files concurrently", func() {
customAnalyzer := gosec.NewAnalyzer(nil, true, true, false, 32, logger)
customAnalyzer.LoadRules(rules.Generate(false).RulesInfo())
pkg := testutils.NewTestPackage()
defer pkg.Close()
pkg.AddFile("foo.go", `
package main
func main(){
bar()
}`)
pkg.AddFile("bar.go", `
package main
func bar(){
println("package has two files!")
}`)
err := pkg.Build()
Expect(err).ShouldNot(HaveOccurred())
err = customAnalyzer.Process(buildTags, pkg.Path)
Expect(err).ShouldNot(HaveOccurred())
_, metrics, _ := customAnalyzer.Report()
Expect(metrics.NumFiles).To(Equal(2))
})
It("should be able to analyze multiple Go packages", func() {
analyzer.LoadRules(rules.Generate(false).RulesInfo())
pkg1 := testutils.NewTestPackage()
pkg2 := testutils.NewTestPackage()
defer pkg1.Close()
defer pkg2.Close()
pkg1.AddFile("foo.go", `
package main
func main(){
}`)
pkg2.AddFile("bar.go", `
package main
func bar(){
}`)
err := pkg1.Build()
Expect(err).ShouldNot(HaveOccurred())
err = pkg2.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, pkg1.Path, pkg2.Path)
Expect(err).ShouldNot(HaveOccurred())
_, metrics, _ := analyzer.Report()
Expect(metrics.NumFiles).To(Equal(2))
})
It("should find errors when nosec is not in use", func() {
sample := testutils.SampleCodeG401[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G401")).RulesInfo())
controlPackage := testutils.NewTestPackage()
defer controlPackage.Close()
controlPackage.AddFile("md5.go", source)
err := controlPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, controlPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
controlIssues, _, _ := analyzer.Report()
Expect(controlIssues).Should(HaveLen(sample.Errors))
})
It("should find errors when nosec is not in use", func() {
sample := testutils.SampleCodeG405[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G405")).RulesInfo())
controlPackage := testutils.NewTestPackage()
defer controlPackage.Close()
controlPackage.AddFile("cipher.go", source)
err := controlPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, controlPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
controlIssues, _, _ := analyzer.Report()
Expect(controlIssues).Should(HaveLen(sample.Errors))
})
It("should find errors when nosec is not in use", func() {
sample := testutils.SampleCodeG406[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G406")).RulesInfo())
controlPackage := testutils.NewTestPackage()
defer controlPackage.Close()
controlPackage.AddFile("md4.go", source)
err := controlPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, controlPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
controlIssues, _, _ := analyzer.Report()
Expect(controlIssues).Should(HaveLen(sample.Errors))
})
It("should report Go build errors and invalid files", func() {
analyzer.LoadRules(rules.Generate(false).RulesInfo())
pkg := testutils.NewTestPackage()
defer pkg.Close()
pkg.AddFile("foo.go", `
package main
func main()
}`)
err := pkg.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, pkg.Path)
Expect(err).ShouldNot(HaveOccurred())
_, _, errors := analyzer.Report()
foundErr := false
for _, ferr := range errors {
Expect(ferr).To(HaveLen(1))
match, err := regexp.MatchString(ferr[0].Err, `expected declaration, found '}'`)
if !match || err != nil {
continue
}
foundErr = true
Expect(ferr[0].Line).To(Equal(4))
Expect(ferr[0].Column).To(Equal(5))
Expect(ferr[0].Err).Should(MatchRegexp(`expected declaration, found '}'`))
}
Expect(foundErr).To(BeTrue())
})
It("should not report errors when a nosec line comment is present", func() {
sample := testutils.SampleCodeG401[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G401")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md5.New()", "h := md5.New() //#nosec", 1)
nosecPackage.AddFile("md5.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should not report errors when a nosec line comment is present", func() {
sample := testutils.SampleCodeG405[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G405")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "c, e := des.NewCipher([]byte(\"mySecret\"))", "c, e := des.NewCipher([]byte(\"mySecret\")) //#nosec", 1)
nosecPackage.AddFile("cipher.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should not report errors when a nosec line comment is present", func() {
sample := testutils.SampleCodeG406[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G406")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md4.New()", "h := md4.New() //#nosec", 1)
nosecPackage.AddFile("md4.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should not report errors when a nosec block comment is present", func() {
sample := testutils.SampleCodeG401[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G401")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md5.New()", "h := md5.New() /* #nosec */", 1)
nosecPackage.AddFile("md5.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should not report errors when a nosec block comment is present", func() {
sample := testutils.SampleCodeG405[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G405")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "c, e := des.NewCipher([]byte(\"mySecret\"))", "c, e := des.NewCipher([]byte(\"mySecret\")) /* #nosec */", 1)
nosecPackage.AddFile("cipher.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should not report errors when a nosec block comment is present", func() {
sample := testutils.SampleCodeG406[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G406")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md4.New()", "h := md4.New() /* #nosec */", 1)
nosecPackage.AddFile("md4.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should not report errors when an exclude comment is present for the correct rule", func() {
// Rule for MD5 weak crypto usage
sample := testutils.SampleCodeG401[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G401")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md5.New()", "h := md5.New() //#nosec G401", 1)
nosecPackage.AddFile("md5.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should not report errors when an exclude comment is present for the correct rule", func() {
// Rule for DES weak crypto usage
sample := testutils.SampleCodeG405[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G405")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "c, e := des.NewCipher([]byte(\"mySecret\"))", "c, e := des.NewCipher([]byte(\"mySecret\")) //#nosec G405", 1)
nosecPackage.AddFile("cipher.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should not report errors when an exclude comment is present for the correct rule", func() {
// Rule for MD4 deprecated weak crypto usage
sample := testutils.SampleCodeG406[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G406")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md4.New()", "h := md4.New() //#nosec G406", 1)
nosecPackage.AddFile("md4.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should not report errors when a nosec block and line comment are present", func() {
sample := testutils.SampleCodeG101[23]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G101")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecPackage.AddFile("g101.go", source)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should not report errors when only a nosec block is present", func() {
sample := testutils.SampleCodeG101[24]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G101")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecPackage.AddFile("g101.go", source)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should not report errors when a single line nosec is present on a multi-line issue", func() {
sample := testutils.SampleCodeG112[3]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G112")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecPackage.AddFile("g112.go", source)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should report errors when an exclude comment is present for a different rule", func() {
sample := testutils.SampleCodeG401[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G401")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md5.New()", "h := md5.New() //#nosec G301", 1)
nosecPackage.AddFile("md5.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(HaveLen(sample.Errors))
})
It("should report errors when an exclude comment is present for a different rule", func() {
sample := testutils.SampleCodeG405[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G405")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "c, e := des.NewCipher([]byte(\"mySecret\"))", "c, e := des.NewCipher([]byte(\"mySecret\")) //#nosec G301", 1)
nosecPackage.AddFile("cipher.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(HaveLen(sample.Errors))
})
It("should report errors when an exclude comment is present for a different rule", func() {
sample := testutils.SampleCodeG406[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G406")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md4.New()", "h := md4.New() //#nosec G301", 1)
nosecPackage.AddFile("md4.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(HaveLen(sample.Errors))
})
It("should not report errors when an exclude comment is present for multiple rules, including the correct rule", func() {
sample := testutils.SampleCodeG401[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G401")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md5.New()", "h := md5.New() //#nosec G301 G401", 1)
nosecPackage.AddFile("md5.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should not report errors when an exclude comment is present for multiple rules, including the correct rule", func() {
sample := testutils.SampleCodeG405[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G405")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "c, e := des.NewCipher([]byte(\"mySecret\"))", "c, e := des.NewCipher([]byte(\"mySecret\")) //#nosec G301 G405", 1)
nosecPackage.AddFile("cipher.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should not report errors when an exclude comment is present for multiple rules, including the correct rule", func() {
sample := testutils.SampleCodeG406[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G406")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md4.New()", "h := md4.New() //#nosec G301 G406", 1)
nosecPackage.AddFile("md4.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should pass the build tags", func() {
sample := testutils.SampleCodeBuildTag[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false).RulesInfo())
pkg := testutils.NewTestPackage()
defer pkg.Close()
pkg.AddFile("tags.go", source)
tags := []string{"tag"}
err := analyzer.Process(tags, pkg.Path)
Expect(err).ShouldNot(HaveOccurred())
})
It("should process an empty package with test file", func() {
analyzer.LoadRules(rules.Generate(false).RulesInfo())
pkg := testutils.NewTestPackage()
defer pkg.Close()
pkg.AddFile("foo_test.go", `
package tests
import "testing"
func TestFoo(t *testing.T){
}`)
err := pkg.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, pkg.Path)
Expect(err).ShouldNot(HaveOccurred())
})
It("should be possible to overwrite nosec comments, and report issues", func() {
// Rule for MD5 weak crypto usage
sample := testutils.SampleCodeG401[0]
source := sample.Code[0]
// overwrite nosec option
nosecIgnoreConfig := gosec.NewConfig()
nosecIgnoreConfig.SetGlobal(gosec.Nosec, "true")
customAnalyzer := gosec.NewAnalyzer(nosecIgnoreConfig, tests, false, false, 1, logger)
customAnalyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G401")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md5.New()", "h := md5.New() //#nosec", 1)
nosecPackage.AddFile("md5.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = customAnalyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := customAnalyzer.Report()
Expect(nosecIssues).Should(HaveLen(sample.Errors))
})
It("should be possible to overwrite nosec comments, and report issues", func() {
// Rule for DES weak crypto usage
sample := testutils.SampleCodeG405[0]
source := sample.Code[0]
// overwrite nosec option
nosecIgnoreConfig := gosec.NewConfig()
nosecIgnoreConfig.SetGlobal(gosec.Nosec, "true")
customAnalyzer := gosec.NewAnalyzer(nosecIgnoreConfig, tests, false, false, 1, logger)
customAnalyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G405")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "c, e := des.NewCipher([]byte(\"mySecret\"))", "c, e := des.NewCipher([]byte(\"mySecret\")) //#nosec", 1)
nosecPackage.AddFile("cipher.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = customAnalyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := customAnalyzer.Report()
Expect(nosecIssues).Should(HaveLen(sample.Errors))
})
It("should be possible to overwrite nosec comments, and report issues", func() {
// Rule for MD4 weak crypto usage
sample := testutils.SampleCodeG406[0]
source := sample.Code[0]
// overwrite nosec option
nosecIgnoreConfig := gosec.NewConfig()
nosecIgnoreConfig.SetGlobal(gosec.Nosec, "true")
customAnalyzer := gosec.NewAnalyzer(nosecIgnoreConfig, tests, false, false, 1, logger)
customAnalyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G406")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md4.New()", "h := md4.New() //#nosec", 1)
nosecPackage.AddFile("md4.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = customAnalyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := customAnalyzer.Report()
Expect(nosecIssues).Should(HaveLen(sample.Errors))
})
It("should be possible to overwrite nosec comments, and report issues but they should not be counted", func() {
// Rule for MD5 weak crypto usage
sample := testutils.SampleCodeG401[0]
source := sample.Code[0]
// overwrite nosec option
nosecIgnoreConfig := gosec.NewConfig()
nosecIgnoreConfig.SetGlobal(gosec.Nosec, "mynosec")
nosecIgnoreConfig.SetGlobal(gosec.ShowIgnored, "true")
customAnalyzer := gosec.NewAnalyzer(nosecIgnoreConfig, tests, false, false, 1, logger)
customAnalyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G401")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md5.New()", "h := md5.New() // #mynosec", 1)
nosecPackage.AddFile("md5.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = customAnalyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, metrics, _ := customAnalyzer.Report()
Expect(nosecIssues).Should(HaveLen(sample.Errors))
Expect(metrics.NumFound).Should(Equal(0))
Expect(metrics.NumNosec).Should(Equal(1))
})
It("should be possible to overwrite nosec comments, and report issues but they should not be counted", func() {
// Rule for DES weak crypto usage
sample := testutils.SampleCodeG405[0]
source := sample.Code[0]
// overwrite nosec option
nosecIgnoreConfig := gosec.NewConfig()
nosecIgnoreConfig.SetGlobal(gosec.Nosec, "mynosec")
nosecIgnoreConfig.SetGlobal(gosec.ShowIgnored, "true")
customAnalyzer := gosec.NewAnalyzer(nosecIgnoreConfig, tests, false, false, 1, logger)
customAnalyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G405")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "c, e := des.NewCipher([]byte(\"mySecret\"))", "c, e := des.NewCipher([]byte(\"mySecret\")) // #mynosec", 1)
nosecPackage.AddFile("cipher.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = customAnalyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, metrics, _ := customAnalyzer.Report()
Expect(nosecIssues).Should(HaveLen(sample.Errors))
Expect(metrics.NumFound).Should(Equal(0))
Expect(metrics.NumNosec).Should(Equal(1))
})
It("should be possible to overwrite nosec comments, and report issues but they should not be counted", func() {
// Rule for MD4 weak crypto usage
sample := testutils.SampleCodeG406[0]
source := sample.Code[0]
// overwrite nosec option
nosecIgnoreConfig := gosec.NewConfig()
nosecIgnoreConfig.SetGlobal(gosec.Nosec, "mynosec")
nosecIgnoreConfig.SetGlobal(gosec.ShowIgnored, "true")
customAnalyzer := gosec.NewAnalyzer(nosecIgnoreConfig, tests, false, false, 1, logger)
customAnalyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G406")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md4.New()", "h := md4.New() // #mynosec", 1)
nosecPackage.AddFile("md4.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = customAnalyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, metrics, _ := customAnalyzer.Report()
Expect(nosecIssues).Should(HaveLen(sample.Errors))
Expect(metrics.NumFound).Should(Equal(0))
Expect(metrics.NumNosec).Should(Equal(1))
})
It("should not report errors when nosec tag is in front of a line", func() {
sample := testutils.SampleCodeG401[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G401")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md5.New()", "//Some description\n//#nosec G401\nh := md5.New()", 1)
nosecPackage.AddFile("md5.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should not report errors when nosec tag is in front of a line", func() {
sample := testutils.SampleCodeG405[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G405")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "c, e := des.NewCipher([]byte(\"mySecret\"))", "//Some description\n//#nosec G405\nc, e := des.NewCipher([]byte(\"mySecret\"))", 1)
nosecPackage.AddFile("cipher.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should not report errors when nosec tag is in front of a line", func() {
sample := testutils.SampleCodeG406[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G406")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md4.New()", "//Some description\n//#nosec G406\nh := md4.New()", 1)
nosecPackage.AddFile("md4.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should report errors when nosec tag is not in front of a line", func() {
sample := testutils.SampleCodeG401[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G401")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md5.New()", "//Some description\n//Another description #nosec G401\nh := md5.New()", 1)
nosecPackage.AddFile("md5.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(HaveLen(sample.Errors))
})
It("should report errors when nosec tag is not in front of a line", func() {
sample := testutils.SampleCodeG405[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G405")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "c, e := des.NewCipher([]byte(\"mySecret\"))", "//Some description\n//Another description #nosec G405\nc, e := des.NewCipher([]byte(\"mySecret\"))", 1)
nosecPackage.AddFile("cipher.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(HaveLen(sample.Errors))
})
It("should report errors when nosec tag is not in front of a line", func() {
sample := testutils.SampleCodeG406[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G406")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md4.New()", "//Some description\n//Another description #nosec G406\nh := md4.New()", 1)
nosecPackage.AddFile("md4.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(HaveLen(sample.Errors))
})
It("should not report errors when rules are in front of nosec tag even rules are wrong", func() {
sample := testutils.SampleCodeG401[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G401")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md5.New()", "//G301\n//#nosec\nh := md5.New()", 1)
nosecPackage.AddFile("md5.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should not report errors when rules are in front of nosec tag even rules are wrong", func() {
sample := testutils.SampleCodeG405[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G405")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "c, e := des.NewCipher([]byte(\"mySecret\"))", "//G301\n//#nosec\nc, e := des.NewCipher([]byte(\"mySecret\"))", 1)
nosecPackage.AddFile("cipher.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should not report errors when rules are in front of nosec tag even rules are wrong", func() {
sample := testutils.SampleCodeG406[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G406")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md4.New()", "//G301\n//#nosec\nh := md4.New()", 1)
nosecPackage.AddFile("md4.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should report errors when there are nosec tags after a #nosec WrongRuleList annotation", func() {
sample := testutils.SampleCodeG401[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G401")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md5.New()", "//#nosec\n//G301\n//#nosec\nh := md5.New()", 1)
nosecPackage.AddFile("md5.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(HaveLen(sample.Errors))
})
It("should report errors when there are nosec tags after a #nosec WrongRuleList annotation", func() {
sample := testutils.SampleCodeG405[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G405")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "c, e := des.NewCipher([]byte(\"mySecret\"))", "//#nosec\n//G301\n//#nosec\nc, e := des.NewCipher([]byte(\"mySecret\"))", 1)
nosecPackage.AddFile("cipher.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(HaveLen(sample.Errors))
})
It("should report errors when there are nosec tags after a #nosec WrongRuleList annotation", func() {
sample := testutils.SampleCodeG406[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G406")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md4.New()", "//#nosec\n//G301\n//#nosec\nh := md4.New()", 1)
nosecPackage.AddFile("md4.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := analyzer.Report()
Expect(nosecIssues).Should(HaveLen(sample.Errors))
})
It("should be possible to use an alternative nosec tag", func() {
// Rule for MD5 weak crypto usage
sample := testutils.SampleCodeG401[0]
source := sample.Code[0]
// overwrite nosec option
nosecIgnoreConfig := gosec.NewConfig()
nosecIgnoreConfig.SetGlobal(gosec.NoSecAlternative, "falsePositive")
customAnalyzer := gosec.NewAnalyzer(nosecIgnoreConfig, tests, false, false, 1, logger)
customAnalyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G401")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md5.New()", "h := md5.New() // #falsePositive", 1)
nosecPackage.AddFile("md5.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = customAnalyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := customAnalyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should be possible to use an alternative nosec tag", func() {
// Rule for DES weak crypto usage
sample := testutils.SampleCodeG405[0]
source := sample.Code[0]
// overwrite nosec option
nosecIgnoreConfig := gosec.NewConfig()
nosecIgnoreConfig.SetGlobal(gosec.NoSecAlternative, "falsePositive")
customAnalyzer := gosec.NewAnalyzer(nosecIgnoreConfig, tests, false, false, 1, logger)
customAnalyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G405")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "c, e := des.NewCipher([]byte(\"mySecret\"))", "c, e := des.NewCipher([]byte(\"mySecret\")) // #falsePositive", 1)
nosecPackage.AddFile("cipher.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = customAnalyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := customAnalyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should be possible to use an alternative nosec tag", func() {
// Rule for MD4 deprecated weak crypto usage
sample := testutils.SampleCodeG406[0]
source := sample.Code[0]
// overwrite nosec option
nosecIgnoreConfig := gosec.NewConfig()
nosecIgnoreConfig.SetGlobal(gosec.NoSecAlternative, "falsePositive")
customAnalyzer := gosec.NewAnalyzer(nosecIgnoreConfig, tests, false, false, 1, logger)
customAnalyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G406")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md4.New()", "h := md4.New() // #falsePositive", 1)
nosecPackage.AddFile("md4.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = customAnalyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := customAnalyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should ignore vulnerabilities when the default tag is found", func() {
// Rule for MD5 weak crypto usage
sample := testutils.SampleCodeG401[0]
source := sample.Code[0]
// overwrite nosec option
nosecIgnoreConfig := gosec.NewConfig()
nosecIgnoreConfig.SetGlobal(gosec.NoSecAlternative, "falsePositive")
customAnalyzer := gosec.NewAnalyzer(nosecIgnoreConfig, tests, false, false, 1, logger)
customAnalyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G401")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md5.New()", "h := md5.New() //#nosec", 1)
nosecPackage.AddFile("md5.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = customAnalyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := customAnalyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should ignore vulnerabilities when the default tag is found", func() {
// Rule for DES weak crypto usage
sample := testutils.SampleCodeG405[0]
source := sample.Code[0]
// overwrite nosec option
nosecIgnoreConfig := gosec.NewConfig()
nosecIgnoreConfig.SetGlobal(gosec.NoSecAlternative, "falsePositive")
customAnalyzer := gosec.NewAnalyzer(nosecIgnoreConfig, tests, false, false, 1, logger)
customAnalyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G405")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "c, e := des.NewCipher([]byte(\"mySecret\"))", "c, e := des.NewCipher([]byte(\"mySecret\")) //#nosec", 1)
nosecPackage.AddFile("cipher.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = customAnalyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := customAnalyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should ignore vulnerabilities when the default tag is found", func() {
// Rule for MD4 deprecated weak crypto usage
sample := testutils.SampleCodeG406[0]
source := sample.Code[0]
// overwrite nosec option
nosecIgnoreConfig := gosec.NewConfig()
nosecIgnoreConfig.SetGlobal(gosec.NoSecAlternative, "falsePositive")
customAnalyzer := gosec.NewAnalyzer(nosecIgnoreConfig, tests, false, false, 1, logger)
customAnalyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G406")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md4.New()", "h := md4.New() //#nosec", 1)
nosecPackage.AddFile("md4.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = customAnalyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
nosecIssues, _, _ := customAnalyzer.Report()
Expect(nosecIssues).Should(BeEmpty())
})
It("should be able to analyze Go test package", func() {
customAnalyzer := gosec.NewAnalyzer(nil, true, false, false, 1, logger)
customAnalyzer.LoadRules(rules.Generate(false).RulesInfo())
pkg := testutils.NewTestPackage()
defer pkg.Close()
pkg.AddFile("foo.go", `
package foo
func foo(){
}`)
pkg.AddFile("foo_test.go", `
package foo_test
import "testing"
func test() error {
return nil
}
func TestFoo(t *testing.T){
test()
}`)
err := pkg.Build()
Expect(err).ShouldNot(HaveOccurred())
err = customAnalyzer.Process(buildTags, pkg.Path)
Expect(err).ShouldNot(HaveOccurred())
issues, _, _ := customAnalyzer.Report()
Expect(issues).Should(HaveLen(1))
})
It("should be able to scan generated files if NOT excluded when using the rules", func() {
customAnalyzer := gosec.NewAnalyzer(nil, true, false, false, 1, logger)
customAnalyzer.LoadRules(rules.Generate(false).RulesInfo())
pkg := testutils.NewTestPackage()
defer pkg.Close()
pkg.AddFile("foo.go", `
package foo
// Code generated some-generator DO NOT EDIT.
func test() error {
return nil
}
func TestFoo(t *testing.T){
test()
}`)
err := pkg.Build()
Expect(err).ShouldNot(HaveOccurred())
err = customAnalyzer.Process(buildTags, pkg.Path)
Expect(err).ShouldNot(HaveOccurred())
issues, _, _ := customAnalyzer.Report()
Expect(issues).Should(HaveLen(1))
})
It("should be able to skip generated files if excluded when using the rules", func() {
customAnalyzer := gosec.NewAnalyzer(nil, true, true, false, 1, logger)
customAnalyzer.LoadRules(rules.Generate(false).RulesInfo())
pkg := testutils.NewTestPackage()
defer pkg.Close()
pkg.AddFile("foo.go", `
// Code generated some-generator DO NOT EDIT.
package foo
func test() error {
return nil
}
func TestFoo(t *testing.T){
test()
}`)
err := pkg.Build()
Expect(err).ShouldNot(HaveOccurred())
err = customAnalyzer.Process(buildTags, pkg.Path)
Expect(err).ShouldNot(HaveOccurred())
issues, _, _ := customAnalyzer.Report()
Expect(issues).Should(BeEmpty())
})
It("should be able to scan generated files if NOT excluded when using the analyzes", func() {
customAnalyzer := gosec.NewAnalyzer(nil, true, false, false, 1, logger)
customAnalyzer.LoadRules(rules.Generate(false).RulesInfo())
customAnalyzer.LoadAnalyzers(analyzers.Generate(false).AnalyzersInfo())
pkg := testutils.NewTestPackage()
defer pkg.Close()
pkg.AddFile("foo.go", `
package main
// Code generated some-generator DO NOT EDIT.
import (
"fmt"
)
func main() {
values := []string{}
fmt.Println(values[0])
}`)
err := pkg.Build()
Expect(err).ShouldNot(HaveOccurred())
err = customAnalyzer.Process(buildTags, pkg.Path)
Expect(err).ShouldNot(HaveOccurred())
issues, _, _ := customAnalyzer.Report()
Expect(issues).Should(HaveLen(1))
})
It("should be able to skip generated files if excluded when using the analyzes", func() {
customAnalyzer := gosec.NewAnalyzer(nil, true, true, false, 1, logger)
customAnalyzer.LoadRules(rules.Generate(false).RulesInfo())
customAnalyzer.LoadAnalyzers(analyzers.Generate(false).AnalyzersInfo())
pkg := testutils.NewTestPackage()
defer pkg.Close()
pkg.AddFile("foo.go", `
// Code generated some-generator DO NOT EDIT.
package main
import (
"fmt"
)
func main() {
values := []string{}
fmt.Println(values[0])
}`)
err := pkg.Build()
Expect(err).ShouldNot(HaveOccurred())
err = customAnalyzer.Process(buildTags, pkg.Path)
Expect(err).ShouldNot(HaveOccurred())
issues, _, _ := customAnalyzer.Report()
Expect(issues).Should(BeEmpty())
})
})
It("should be able to analyze Cgo files", func() {
analyzer.LoadRules(rules.Generate(false).RulesInfo())
sample := testutils.SampleCodeCgo[0]
source := sample.Code[0]
testPackage := testutils.NewTestPackage()
defer testPackage.Close()
testPackage.AddFile("main.go", source)
err := testPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, testPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
issues, _, _ := analyzer.Report()
Expect(issues).Should(BeEmpty())
})
Context("when parsing errors from a package", func() {
It("should return no error when the error list is empty", func() {
pkg := &packages.Package{}
err := analyzer.ParseErrors(pkg)
Expect(err).ShouldNot(HaveOccurred())
})
It("should properly parse the errors", func() {
pkg := &packages.Package{
Errors: []packages.Error{
{
Pos: "file:1:2",
Msg: "build error",
},
},
}
err := analyzer.ParseErrors(pkg)
Expect(err).ShouldNot(HaveOccurred())
_, _, errors := analyzer.Report()
Expect(errors).To(HaveLen(1))
for _, ferr := range errors {
Expect(ferr).To(HaveLen(1))
Expect(ferr[0].Line).To(Equal(1))
Expect(ferr[0].Column).To(Equal(2))
Expect(ferr[0].Err).Should(MatchRegexp(`build error`))
}
})
It("should properly parse the errors without line and column", func() {
pkg := &packages.Package{
Errors: []packages.Error{
{
Pos: "file",
Msg: "build error",
},
},
}
err := analyzer.ParseErrors(pkg)
Expect(err).ShouldNot(HaveOccurred())
_, _, errors := analyzer.Report()
Expect(errors).To(HaveLen(1))
for _, ferr := range errors {
Expect(ferr).To(HaveLen(1))
Expect(ferr[0].Line).To(Equal(0))
Expect(ferr[0].Column).To(Equal(0))
Expect(ferr[0].Err).Should(MatchRegexp(`build error`))
}
})
It("should properly parse the errors without column", func() {
pkg := &packages.Package{
Errors: []packages.Error{
{
Pos: "file",
Msg: "build error",
},
},
}
err := analyzer.ParseErrors(pkg)
Expect(err).ShouldNot(HaveOccurred())
_, _, errors := analyzer.Report()
Expect(errors).To(HaveLen(1))
for _, ferr := range errors {
Expect(ferr).To(HaveLen(1))
Expect(ferr[0].Line).To(Equal(0))
Expect(ferr[0].Column).To(Equal(0))
Expect(ferr[0].Err).Should(MatchRegexp(`build error`))
}
})
It("should return error when line cannot be parsed", func() {
pkg := &packages.Package{
Errors: []packages.Error{
{
Pos: "file:line",
Msg: "build error",
},
},
}
err := analyzer.ParseErrors(pkg)
Expect(err).Should(HaveOccurred())
})
It("should return error when column cannot be parsed", func() {
pkg := &packages.Package{
Errors: []packages.Error{
{
Pos: "file:1:column",
Msg: "build error",
},
},
}
err := analyzer.ParseErrors(pkg)
Expect(err).Should(HaveOccurred())
})
It("should append error to the same file", func() {
pkg := &packages.Package{
Errors: []packages.Error{
{
Pos: "file:1:2",
Msg: "error1",
},
{
Pos: "file:3:4",
Msg: "error2",
},
},
}
err := analyzer.ParseErrors(pkg)
Expect(err).ShouldNot(HaveOccurred())
_, _, errors := analyzer.Report()
Expect(errors).To(HaveLen(1))
for _, ferr := range errors {
Expect(ferr).To(HaveLen(2))
Expect(ferr[0].Line).To(Equal(1))
Expect(ferr[0].Column).To(Equal(2))
Expect(ferr[0].Err).Should(MatchRegexp(`error1`))
Expect(ferr[1].Line).To(Equal(3))
Expect(ferr[1].Column).To(Equal(4))
Expect(ferr[1].Err).Should(MatchRegexp(`error2`))
}
})
It("should set the config", func() {
config := gosec.NewConfig()
config["test"] = "test"
analyzer.SetConfig(config)
found := analyzer.Config()
Expect(config).To(Equal(found))
})
It("should reset the analyzer", func() {
analyzer.Reset()
issues, metrics, errors := analyzer.Report()
Expect(issues).To(BeEmpty())
Expect(*metrics).To(Equal(gosec.Metrics{}))
Expect(errors).To(BeEmpty())
})
})
Context("when appending errors", func() {
It("should skip error for non-buildable packages", func() {
analyzer.AppendError("test", errors.New(`loading file from package "pkg/test": no buildable Go source files in pkg/test`))
_, _, errors := analyzer.Report()
Expect(errors).To(BeEmpty())
})
It("should add a new error", func() {
pkg := &packages.Package{
Errors: []packages.Error{
{
Pos: "file:1:2",
Msg: "build error",
},
},
}
err := analyzer.ParseErrors(pkg)
Expect(err).ShouldNot(HaveOccurred())
analyzer.AppendError("file", errors.New("file build error"))
_, _, errors := analyzer.Report()
Expect(errors).To(HaveLen(1))
for _, ferr := range errors {
Expect(ferr).To(HaveLen(2))
}
})
})
Context("when tracking suppressions", func() {
BeforeEach(func() {
analyzer = gosec.NewAnalyzer(nil, tests, false, true, 1, logger)
})
It("should not report an error if the violation is suppressed", func() {
sample := testutils.SampleCodeG401[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G401")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md5.New()", "h := md5.New() //#nosec G401 -- Justification", 1)
nosecPackage.AddFile("md5.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
issues, _, _ := analyzer.Report()
Expect(issues).To(HaveLen(sample.Errors))
Expect(issues[0].Suppressions).To(HaveLen(1))
Expect(issues[0].Suppressions[0].Kind).To(Equal("inSource"))
Expect(issues[0].Suppressions[0].Justification).To(Equal("Justification"))
})
It("should not report an error if the violation is suppressed", func() {
sample := testutils.SampleCodeG405[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G405")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "c, e := des.NewCipher([]byte(\"mySecret\"))", "c, e := des.NewCipher([]byte(\"mySecret\")) //#nosec G405 -- Justification", 1)
nosecPackage.AddFile("cipher.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
issues, _, _ := analyzer.Report()
Expect(issues).To(HaveLen(sample.Errors))
Expect(issues[0].Suppressions).To(HaveLen(1))
Expect(issues[0].Suppressions[0].Kind).To(Equal("inSource"))
Expect(issues[0].Suppressions[0].Justification).To(Equal("Justification"))
})
It("should not report an error if the violation is suppressed", func() {
sample := testutils.SampleCodeG406[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G406")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md4.New()", "h := md4.New() //#nosec G406 -- Justification", 1)
nosecPackage.AddFile("md4.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
issues, _, _ := analyzer.Report()
Expect(issues).To(HaveLen(sample.Errors))
Expect(issues[0].Suppressions).To(HaveLen(1))
Expect(issues[0].Suppressions[0].Kind).To(Equal("inSource"))
Expect(issues[0].Suppressions[0].Justification).To(Equal("Justification"))
})
It("should not report an error if the violation is suppressed without certain rules", func() {
sample := testutils.SampleCodeG401[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G401")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md5.New()", "h := md5.New() //#nosec", 1)
nosecPackage.AddFile("md5.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
issues, _, _ := analyzer.Report()
Expect(issues).To(HaveLen(sample.Errors))
Expect(issues[0].Suppressions).To(HaveLen(1))
Expect(issues[0].Suppressions[0].Kind).To(Equal("inSource"))
Expect(issues[0].Suppressions[0].Justification).To(Equal(""))
})
It("should not report an error if the violation is suppressed without certain rules", func() {
sample := testutils.SampleCodeG405[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G405")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "c, e := des.NewCipher([]byte(\"mySecret\"))", "c, e := des.NewCipher([]byte(\"mySecret\")) //#nosec", 1)
nosecPackage.AddFile("cipher.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
issues, _, _ := analyzer.Report()
Expect(issues).To(HaveLen(sample.Errors))
Expect(issues[0].Suppressions).To(HaveLen(1))
Expect(issues[0].Suppressions[0].Kind).To(Equal("inSource"))
Expect(issues[0].Suppressions[0].Justification).To(Equal(""))
})
It("should not report an error if the violation is suppressed without certain rules", func() {
sample := testutils.SampleCodeG406[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G406")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "h := md4.New()", "h := md4.New() //#nosec", 1)
nosecPackage.AddFile("md4.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
issues, _, _ := analyzer.Report()
Expect(issues).To(HaveLen(sample.Errors))
Expect(issues[0].Suppressions).To(HaveLen(1))
Expect(issues[0].Suppressions[0].Kind).To(Equal("inSource"))
Expect(issues[0].Suppressions[0].Justification).To(Equal(""))
})
It("should not report an error if the rule is not included", func() {
sample := testutils.SampleCodeG101[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(true, rules.NewRuleFilter(false, "G401")).RulesInfo())
controlPackage := testutils.NewTestPackage()
defer controlPackage.Close()
controlPackage.AddFile("pwd.go", source)
err := controlPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, controlPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
controlIssues, _, _ := analyzer.Report()
Expect(controlIssues).Should(HaveLen(sample.Errors))
Expect(controlIssues[0].Suppressions).To(HaveLen(1))
Expect(controlIssues[0].Suppressions[0].Kind).To(Equal("external"))
Expect(controlIssues[0].Suppressions[0].Justification).To(Equal("Globally suppressed."))
})
It("should not report an error if the rule is excluded", func() {
sample := testutils.SampleCodeG101[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(true, rules.NewRuleFilter(true, "G101")).RulesInfo())
controlPackage := testutils.NewTestPackage()
defer controlPackage.Close()
controlPackage.AddFile("pwd.go", source)
err := controlPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, controlPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
issues, _, _ := analyzer.Report()
Expect(issues).Should(HaveLen(sample.Errors))
Expect(issues[0].Suppressions).To(HaveLen(1))
Expect(issues[0].Suppressions[0].Kind).To(Equal("external"))
Expect(issues[0].Suppressions[0].Justification).To(Equal("Globally suppressed."))
})
It("should not report an error if the analyzer is not included", func() {
sample := testutils.SampleCodeG407[0]
source := sample.Code[0]
analyzer.LoadAnalyzers(analyzers.Generate(true, analyzers.NewAnalyzerFilter(false, "G115")).AnalyzersInfo())
controlPackage := testutils.NewTestPackage()
defer controlPackage.Close()
controlPackage.AddFile("cipher.go", source)
err := controlPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, controlPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
controlIssues, _, _ := analyzer.Report()
Expect(controlIssues).Should(HaveLen(sample.Errors))
Expect(controlIssues[0].Suppressions).To(HaveLen(1))
Expect(controlIssues[0].Suppressions[0].Kind).To(Equal("external"))
Expect(controlIssues[0].Suppressions[0].Justification).To(Equal("Globally suppressed."))
})
It("should not report an error if the analyzer is excluded", func() {
sample := testutils.SampleCodeG407[0]
source := sample.Code[0]
analyzer.LoadAnalyzers(analyzers.Generate(true, analyzers.NewAnalyzerFilter(true, "G407")).AnalyzersInfo())
controlPackage := testutils.NewTestPackage()
defer controlPackage.Close()
controlPackage.AddFile("cipher.go", source)
err := controlPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, controlPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
issues, _, _ := analyzer.Report()
Expect(issues).Should(HaveLen(sample.Errors))
Expect(issues[0].Suppressions).To(HaveLen(1))
Expect(issues[0].Suppressions[0].Kind).To(Equal("external"))
Expect(issues[0].Suppressions[0].Justification).To(Equal("Globally suppressed."))
})
It("should not report an error if the analyzer is not included", func() {
sample := testutils.SampleCodeG602[0]
source := sample.Code[0]
analyzer.LoadAnalyzers(analyzers.Generate(true, analyzers.NewAnalyzerFilter(false, "G115")).AnalyzersInfo())
controlPackage := testutils.NewTestPackage()
defer controlPackage.Close()
controlPackage.AddFile("cipher.go", source)
err := controlPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, controlPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
controlIssues, _, _ := analyzer.Report()
Expect(controlIssues).Should(HaveLen(sample.Errors))
Expect(controlIssues[0].Suppressions).To(HaveLen(1))
Expect(controlIssues[0].Suppressions[0].Kind).To(Equal("external"))
Expect(controlIssues[0].Suppressions[0].Justification).To(Equal("Globally suppressed."))
})
It("should not report an error if the analyzer is excluded", func() {
sample := testutils.SampleCodeG602[0]
source := sample.Code[0]
analyzer.LoadAnalyzers(analyzers.Generate(true, analyzers.NewAnalyzerFilter(true, "G602")).AnalyzersInfo())
controlPackage := testutils.NewTestPackage()
defer controlPackage.Close()
controlPackage.AddFile("cipher.go", source)
err := controlPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, controlPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
issues, _, _ := analyzer.Report()
Expect(issues).Should(HaveLen(sample.Errors))
Expect(issues[0].Suppressions).To(HaveLen(1))
Expect(issues[0].Suppressions[0].Kind).To(Equal("external"))
Expect(issues[0].Suppressions[0].Justification).To(Equal("Globally suppressed."))
})
It("should track multiple suppressions if the violation is multiply suppressed", func() {
sample := testutils.SampleCodeG101[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(true, rules.NewRuleFilter(true, "G101")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source, "password := \"f62e5bcda4fae4f82370da0c6f20697b8f8447ef\"", "password := \"f62e5bcda4fae4f82370da0c6f20697b8f8447ef\" //#nosec G101 -- Justification", 1)
nosecPackage.AddFile("pwd.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
issues, _, _ := analyzer.Report()
Expect(issues).Should(HaveLen(sample.Errors))
Expect(issues[0].Suppressions).To(HaveLen(2))
})
It("should not report an error if the violation is suppressed on a struct filed", func() {
sample := testutils.SampleCodeG402[0]
source := sample.Code[0]
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G402")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecSource := strings.Replace(source,
"TLSClientConfig: &tls.Config{InsecureSkipVerify: true}",
"TLSClientConfig: &tls.Config{InsecureSkipVerify: true} // #nosec G402", 1)
nosecPackage.AddFile("tls.go", nosecSource)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
issues, _, _ := analyzer.Report()
Expect(issues).To(HaveLen(sample.Errors))
Expect(issues[0].Suppressions).To(HaveLen(1))
Expect(issues[0].Suppressions[0].Kind).To(Equal("inSource"))
})
It("should not report an error if the violation is suppressed on multi-lien issue", func() {
source := `
package main
import (
"fmt"
)
const TokenLabel = `
source += "`" + `
f62e5bcda4fae4f82370da0c6f20697b8f8447ef
` + "`" + "//#nosec G101 -- false positive, this is not a private data" + `
func main() {
fmt.Printf("Label: %s ", TokenLabel)
}
`
analyzer.LoadRules(rules.Generate(false, rules.NewRuleFilter(false, "G101")).RulesInfo())
nosecPackage := testutils.NewTestPackage()
defer nosecPackage.Close()
nosecPackage.AddFile("pwd.go", source)
err := nosecPackage.Build()
Expect(err).ShouldNot(HaveOccurred())
err = analyzer.Process(buildTags, nosecPackage.Path)
Expect(err).ShouldNot(HaveOccurred())
issues, _, _ := analyzer.Report()
Expect(issues).To(HaveLen(1))
Expect(issues[0].Suppressions).To(HaveLen(1))
Expect(issues[0].Suppressions[0].Kind).To(Equal("inSource"))
Expect(issues[0].Suppressions[0].Justification).To(Equal("false positive, this is not a private data"))
})
})
})