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crypto_test.go
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crypto_test.go
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package sprig
import (
"crypto/x509"
"encoding/pem"
"fmt"
"strings"
"testing"
"github.com/stretchr/testify/assert"
)
const (
beginCertificate = "-----BEGIN CERTIFICATE-----"
endCertificate = "-----END CERTIFICATE-----"
)
func TestSha256Sum(t *testing.T) {
tpl := `{{"abc" | sha256sum}}`
if err := runt(tpl, "ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad"); err != nil {
t.Error(err)
}
}
func TestSha1Sum(t *testing.T) {
tpl := `{{"abc" | sha1sum}}`
if err := runt(tpl, "a9993e364706816aba3e25717850c26c9cd0d89d"); err != nil {
t.Error(err)
}
}
func TestDerivePassword(t *testing.T) {
expectations := map[string]string{
`{{derivePassword 1 "long" "password" "user" "example.com"}}`: "ZedaFaxcZaso9*",
`{{derivePassword 2 "long" "password" "user" "example.com"}}`: "Fovi2@JifpTupx",
`{{derivePassword 1 "maximum" "password" "user" "example.com"}}`: "pf4zS1LjCg&LjhsZ7T2~",
`{{derivePassword 1 "medium" "password" "user" "example.com"}}`: "ZedJuz8$",
`{{derivePassword 1 "basic" "password" "user" "example.com"}}`: "pIS54PLs",
`{{derivePassword 1 "short" "password" "user" "example.com"}}`: "Zed5",
`{{derivePassword 1 "pin" "password" "user" "example.com"}}`: "6685",
}
for tpl, result := range expectations {
out, err := runRaw(tpl, nil)
if err != nil {
t.Error(err)
}
if 0 != strings.Compare(out, result) {
t.Error("Generated password does not match for", tpl)
}
}
}
// NOTE(bacongobbler): this test is really _slow_ because of how long it takes to compute
// and generate a new crypto key.
func TestGenPrivateKey(t *testing.T) {
// test that calling by default generates an RSA private key
tpl := `{{genPrivateKey ""}}`
out, err := runRaw(tpl, nil)
if err != nil {
t.Error(err)
}
if !strings.Contains(out, "RSA PRIVATE KEY") {
t.Error("Expected RSA PRIVATE KEY")
}
// test all acceptable arguments
tpl = `{{genPrivateKey "rsa"}}`
out, err = runRaw(tpl, nil)
if err != nil {
t.Error(err)
}
if !strings.Contains(out, "RSA PRIVATE KEY") {
t.Error("Expected RSA PRIVATE KEY")
}
tpl = `{{genPrivateKey "dsa"}}`
out, err = runRaw(tpl, nil)
if err != nil {
t.Error(err)
}
if !strings.Contains(out, "DSA PRIVATE KEY") {
t.Error("Expected DSA PRIVATE KEY")
}
tpl = `{{genPrivateKey "ecdsa"}}`
out, err = runRaw(tpl, nil)
if err != nil {
t.Error(err)
}
if !strings.Contains(out, "EC PRIVATE KEY") {
t.Error("Expected EC PRIVATE KEY")
}
// test bad
tpl = `{{genPrivateKey "bad"}}`
out, err = runRaw(tpl, nil)
if err != nil {
t.Error(err)
}
if out != "Unknown type bad" {
t.Error("Expected type 'bad' to be an unknown crypto algorithm")
}
// ensure that we can base64 encode the string
tpl = `{{genPrivateKey "rsa" | b64enc}}`
out, err = runRaw(tpl, nil)
if err != nil {
t.Error(err)
}
}
func TestUUIDGeneration(t *testing.T) {
tpl := `{{uuidv4}}`
out, err := runRaw(tpl, nil)
if err != nil {
t.Error(err)
}
if len(out) != 36 {
t.Error("Expected UUID of length 36")
}
out2, err := runRaw(tpl, nil)
if err != nil {
t.Error(err)
}
if out == out2 {
t.Error("Expected subsequent UUID generations to be different")
}
}
func TestGenCA(t *testing.T) {
const cn = "foo-ca"
tpl := fmt.Sprintf(
`{{- $ca := genCA "%s" 365 }}
{{ $ca.Cert }}
`,
cn,
)
out, err := runRaw(tpl, nil)
if err != nil {
t.Error(err)
}
assert.Contains(t, out, beginCertificate)
assert.Contains(t, out, endCertificate)
decodedCert, _ := pem.Decode([]byte(out))
assert.Nil(t, err)
cert, err := x509.ParseCertificate(decodedCert.Bytes)
assert.Nil(t, err)
assert.Equal(t, cn, cert.Subject.CommonName)
assert.True(t, cert.IsCA)
}
func TestGenSelfSignedCert(t *testing.T) {
const (
cn = "foo.com"
ip1 = "10.0.0.1"
ip2 = "10.0.0.2"
dns1 = "bar.com"
dns2 = "bat.com"
)
tpl := fmt.Sprintf(
`{{- $cert := genSelfSignedCert "%s" (list "%s" "%s") (list "%s" "%s") 365 }}
{{ $cert.Cert }}`,
cn,
ip1,
ip2,
dns1,
dns2,
)
out, err := runRaw(tpl, nil)
if err != nil {
t.Error(err)
}
assert.Contains(t, out, beginCertificate)
assert.Contains(t, out, endCertificate)
decodedCert, _ := pem.Decode([]byte(out))
assert.Nil(t, err)
cert, err := x509.ParseCertificate(decodedCert.Bytes)
assert.Nil(t, err)
assert.Equal(t, cn, cert.Subject.CommonName)
assert.Equal(t, 2, len(cert.IPAddresses))
assert.Equal(t, ip1, cert.IPAddresses[0].String())
assert.Equal(t, ip2, cert.IPAddresses[1].String())
assert.Contains(t, cert.DNSNames, dns1)
assert.Contains(t, cert.DNSNames, dns2)
assert.False(t, cert.IsCA)
}
func TestGenSignedCert(t *testing.T) {
const (
cn = "foo.com"
ip1 = "10.0.0.1"
ip2 = "10.0.0.2"
dns1 = "bar.com"
dns2 = "bat.com"
)
tpl := fmt.Sprintf(
`{{- $ca := genCA "foo" 365 }}
{{- $cert := genSignedCert "%s" (list "%s" "%s") (list "%s" "%s") 365 $ca }}
{{ $cert.Cert }}
`,
cn,
ip1,
ip2,
dns1,
dns2,
)
out, err := runRaw(tpl, nil)
if err != nil {
t.Error(err)
}
assert.Contains(t, out, beginCertificate)
assert.Contains(t, out, endCertificate)
decodedCert, _ := pem.Decode([]byte(out))
assert.Nil(t, err)
cert, err := x509.ParseCertificate(decodedCert.Bytes)
assert.Nil(t, err)
assert.Equal(t, cn, cert.Subject.CommonName)
assert.Equal(t, 2, len(cert.IPAddresses))
assert.Equal(t, ip1, cert.IPAddresses[0].String())
assert.Equal(t, ip2, cert.IPAddresses[1].String())
assert.Contains(t, cert.DNSNames, dns1)
assert.Contains(t, cert.DNSNames, dns2)
assert.False(t, cert.IsCA)
}