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https://github.com/securego/gosec.git
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d4367de2e2
A CLI option can now be given to tell GAS it should parse data from a JSON file. Fatal errors are given if the file is not readable or is not valid JSON.
111 lines
3.4 KiB
Go
111 lines
3.4 KiB
Go
// (c) Copyright 2016 Hewlett Packard Enterprise Development LP
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package rules
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import (
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"testing"
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gas "github.com/HewlettPackard/gas/core"
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)
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func TestMD5(t *testing.T) {
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analyzer := gas.NewAnalyzer(false, nil, nil)
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analyzer.AddRule(NewImportsWeakCryptography())
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analyzer.AddRule(NewUsesWeakCryptography())
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issues := gasTestRunner(`
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package main
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import (
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"crypto/md5"
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"fmt"
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"os"
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)
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func main() {
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for _, arg := range os.Args {
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fmt.Printf("%x - %s\n", md5.Sum([]byte(arg)), arg)
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}
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}
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`, analyzer)
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checkTestResults(t, issues, 2, "weak cryptographic")
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}
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func TestDES(t *testing.T) {
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analyzer := gas.NewAnalyzer(false, nil, nil)
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analyzer.AddRule(NewImportsWeakCryptography())
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analyzer.AddRule(NewUsesWeakCryptography())
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issues := gasTestRunner(`
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package main
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import (
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"crypto/cipher"
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"crypto/des"
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"crypto/rand"
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"encoding/hex"
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"fmt"
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"io"
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)
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func main() {
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block, err := des.NewCipher([]byte("sekritz"))
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if err != nil {
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panic(err)
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}
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plaintext := []byte("I CAN HAZ SEKRIT MSG PLZ")
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ciphertext := make([]byte, des.BlockSize+len(plaintext))
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iv := ciphertext[:des.BlockSize]
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if _, err := io.ReadFull(rand.Reader, iv); err != nil {
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panic(err)
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}
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stream := cipher.NewCFBEncrypter(block, iv)
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stream.XORKeyStream(ciphertext[des.BlockSize:], plaintext)
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fmt.Println("Secret message is: %s", hex.EncodeToString(ciphertext))
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}
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`, analyzer)
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checkTestResults(t, issues, 2, "weak cryptographic")
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}
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func TestRC4(t *testing.T) {
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analyzer := gas.NewAnalyzer(false, nil, nil)
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analyzer.AddRule(NewImportsWeakCryptography())
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analyzer.AddRule(NewUsesWeakCryptography())
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issues := gasTestRunner(`
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package main
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import (
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"crypto/rc4"
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"encoding/hex"
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"fmt"
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)
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func main() {
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cipher, err := rc4.NewCipher([]byte("sekritz"))
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if err != nil {
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panic(err)
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}
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plaintext := []byte("I CAN HAZ SEKRIT MSG PLZ")
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ciphertext := make([]byte, len(plaintext))
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cipher.XORKeyStream(ciphertext, plaintext)
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fmt.Println("Secret message is: %s", hex.EncodeToString(ciphertext))
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}
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`, analyzer)
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checkTestResults(t, issues, 2, "weak cryptographic")
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}
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