/usr/share/gocode/src/github.com/miekg/pkcs11/pkcs11_test.go is in golang-github-miekg-pkcs11-dev 0.0~git20160602.0.8f7ddbc-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// license that can be found in the LICENSE file.
package pkcs11
// These tests depend on SoftHSM and the library being in
// in /usr/lib/softhsm/libsofthsm2.so
import (
"fmt"
"log"
"math/big"
"os"
"testing"
)
/*
This test supports the following environment variables:
* SOFTHSM_LIB: complete path to libsofthsm2.so
* SOFTHSM_TOKENLABEL
* SOFTHSM_PRIVKEYLABEL
* SOFTHSM_PIN
*/
func setenv(t *testing.T) *Ctx {
lib := "/usr/lib/softhsm/libsofthsm2.so"
if x := os.Getenv("SOFTHSM_LIB"); x != "" {
lib = x
}
t.Logf("loading %s", lib)
p := New(lib)
if p == nil {
t.Fatal("Failed to init lib")
}
return p
}
func TestSetenv(t *testing.T) {
lib := "/usr/lib/softhsm/libsofthsm2.so"
if x := os.Getenv("SOFTHSM_LIB"); x != "" {
lib = x
}
p := New(lib)
if p == nil {
t.Fatal("Failed to init pkcs11")
}
p.Destroy()
return
}
func getSession(p *Ctx, t *testing.T) SessionHandle {
if e := p.Initialize(); e != nil {
t.Fatalf("init error %s\n", e)
}
slots, e := p.GetSlotList(true)
if e != nil {
t.Fatalf("slots %s\n", e)
}
session, e := p.OpenSession(slots[0], CKF_SERIAL_SESSION|CKF_RW_SESSION)
if e != nil {
t.Fatalf("session %s\n", e)
}
if e := p.Login(session, CKU_USER, pin); e != nil {
t.Fatalf("user pin %s\n", e)
}
return session
}
func TestInitialize(t *testing.T) {
p := setenv(t)
if e := p.Initialize(); e != nil {
t.Fatalf("init error %s\n", e)
}
p.Finalize()
p.Destroy()
}
func finishSession(p *Ctx, session SessionHandle) {
p.Logout(session)
p.CloseSession(session)
p.Finalize()
p.Destroy()
}
func TestGetInfo(t *testing.T) {
p := setenv(t)
session := getSession(p, t)
defer finishSession(p, session)
info, err := p.GetInfo()
if err != nil {
t.Fatalf("non zero error %s\n", err)
}
if info.ManufacturerID != "SoftHSM" {
t.Fatal("ID should be SoftHSM")
}
t.Logf("%+v\n", info)
}
func TestFindObject(t *testing.T) {
p := setenv(t)
session := getSession(p, t)
defer finishSession(p, session)
tokenLabel:= "TestFindObject"
// There are 2 keys in the db with this tag
generateRSAKeyPair(t, p, session, tokenLabel, false)
template := []*Attribute{NewAttribute(CKA_LABEL, tokenLabel)}
if e := p.FindObjectsInit(session, template); e != nil {
t.Fatalf("failed to init: %s\n", e)
}
obj, b, e := p.FindObjects(session, 2)
if e != nil {
t.Fatalf("failed to find: %s %v\n", e, b)
}
if e := p.FindObjectsFinal(session); e != nil {
t.Fatalf("failed to finalize: %s\n", e)
}
if len(obj) != 2 {
t.Fatal("should have found two objects")
}
}
func TestGetAttributeValue(t *testing.T) {
p := setenv(t)
session := getSession(p, t)
defer finishSession(p, session)
pbk, _ := generateRSAKeyPair(t, p, session, "GetAttributeValue", false)
template := []*Attribute{
NewAttribute(CKA_PUBLIC_EXPONENT, nil),
NewAttribute(CKA_MODULUS_BITS, nil),
NewAttribute(CKA_MODULUS, nil),
NewAttribute(CKA_LABEL, nil),
}
attr, err := p.GetAttributeValue(session, ObjectHandle(pbk), template)
if err != nil {
t.Fatalf("err %s\n", err)
}
for i, a := range attr {
t.Logf("attr %d, type %d, valuelen %d", i, a.Type, len(a.Value))
if a.Type == CKA_MODULUS {
mod := big.NewInt(0)
mod.SetBytes(a.Value)
t.Logf("modulus %s\n", mod.String())
}
}
}
func TestDigest(t *testing.T) {
p := setenv(t)
session := getSession(p, t)
defer finishSession(p, session)
e := p.DigestInit(session, []*Mechanism{NewMechanism(CKM_SHA_1, nil)})
if e != nil {
t.Fatalf("DigestInit: %s\n", e)
}
hash, e := p.Digest(session, []byte("this is a string"))
if e != nil {
t.Fatalf("digest: %s\n", e)
}
hex := ""
for _, d := range hash {
hex += fmt.Sprintf("%x", d)
}
// Teststring create with: echo -n "this is a string" | sha1sum
if hex != "517592df8fec3ad146a79a9af153db2a4d784ec5" {
t.Fatalf("wrong digest: %s", hex)
}
}
func TestDigestUpdate(t *testing.T) {
p := setenv(t)
session := getSession(p, t)
defer finishSession(p, session)
if e := p.DigestInit(session, []*Mechanism{NewMechanism(CKM_SHA_1, nil)}); e != nil {
t.Fatalf("DigestInit: %s\n", e)
}
if e := p.DigestUpdate(session, []byte("this is ")); e != nil {
t.Fatalf("DigestUpdate: %s\n", e)
}
if e := p.DigestUpdate(session, []byte("a string")); e != nil {
t.Fatalf("DigestUpdate: %s\n", e)
}
hash, e := p.DigestFinal(session)
if e != nil {
t.Fatalf("DigestFinal: %s\n", e)
}
hex := ""
for _, d := range hash {
hex += fmt.Sprintf("%x", d)
}
// Teststring create with: echo -n "this is a string" | sha1sum
if hex != "517592df8fec3ad146a79a9af153db2a4d784ec5" {
t.Fatalf("wrong digest: %s", hex)
}
}
/*
Purpose: Generate RSA keypair with a given name and persistence.
Inputs: test object
context
session handle
tokenLabel: string to set as the token labels
tokenPersistent: boolean. Whether or not the token should be
session based or persistent. If false, the
token will not be saved in the HSM and is
destroyed upon termination of the session.
Outputs: creates persistent or ephemeral tokens within the HSM.
Returns: object handles for public and private keys. Fatal on error.
*/
func generateRSAKeyPair(t *testing.T, p *Ctx, session SessionHandle, tokenLabel string, tokenPersistent bool) (ObjectHandle, ObjectHandle) {
/*
inputs: test object, context, session handle
tokenLabel: string to set as the token labels
tokenPersistent: boolean. Whether or not the token should be
session based or persistent. If false, the
token will not be saved in the HSM and is
destroyed upon termination of the session.
outputs: creates persistent or ephemeral tokens within the HSM.
returns: object handles for public and private keys.
*/
publicKeyTemplate := []*Attribute{
NewAttribute(CKA_CLASS, CKO_PUBLIC_KEY),
NewAttribute(CKA_KEY_TYPE, CKK_RSA),
NewAttribute(CKA_TOKEN, tokenPersistent),
NewAttribute(CKA_VERIFY, true),
NewAttribute(CKA_PUBLIC_EXPONENT, []byte{1, 0, 1}),
NewAttribute(CKA_MODULUS_BITS, 2048),
NewAttribute(CKA_LABEL, tokenLabel),
}
privateKeyTemplate := []*Attribute{
NewAttribute(CKA_TOKEN, tokenPersistent),
NewAttribute(CKA_SIGN, true),
NewAttribute(CKA_LABEL, tokenLabel),
NewAttribute(CKA_SENSITIVE, true),
NewAttribute(CKA_EXTRACTABLE, true),
}
pbk, pvk, e := p.GenerateKeyPair(session,
[]*Mechanism{NewMechanism(CKM_RSA_PKCS_KEY_PAIR_GEN, nil)},
publicKeyTemplate, privateKeyTemplate)
if e != nil {
t.Fatalf("failed to generate keypair: %s\n", e)
}
return pbk, pvk
}
func TestGenerateKeyPair(t *testing.T) {
p := setenv(t)
session := getSession(p, t)
defer finishSession(p, session)
tokenLabel := "TestGenerateKeyPair"
generateRSAKeyPair(t, p, session, tokenLabel, false)
}
func TestSign(t *testing.T) {
p := setenv(t)
session := getSession(p, t)
defer finishSession(p, session)
tokenLabel := "TestSign"
_, pvk := generateRSAKeyPair(t, p, session, tokenLabel, false)
p.SignInit(session, []*Mechanism{NewMechanism(CKM_SHA1_RSA_PKCS, nil)}, pvk)
_, e := p.Sign(session, []byte("Sign me!"))
if e != nil {
t.Fatalf("failed to sign: %s\n", e)
}
}
/* destroyObject
Purpose: destroy and object from the HSM
Inputs: test handle
session handle
searchToken: String containing the token label to search for.
class: Key type (CKO_PRIVATE_KEY or CKO_PUBLIC_KEY) to remove.
Outputs: removes object from HSM
Returns: Fatal error on failure.
*/
func destroyObject(t *testing.T, p *Ctx, session SessionHandle, searchToken string, class uint) (err error){
template := []*Attribute{
NewAttribute(CKA_LABEL, searchToken),
NewAttribute(CKA_CLASS, class)}
if e := p.FindObjectsInit(session, template); e != nil {
t.Fatalf("failed to init: %s\n", e)
}
obj, _, e := p.FindObjects(session, 1)
if e != nil || len(obj) == 0 {
t.Fatalf("failed to find objects")
}
if e := p.FindObjectsFinal(session); e != nil {
t.Fatalf("failed to finalize: %s\n", e)
}
if e := p.DestroyObject(session, obj[0]); e != nil {
t.Fatalf("DestroyObject failed: %s\n", e)
}
return
}
// Create and destroy persistent keys
func TestDestroyObject(t *testing.T) {
p := setenv(t)
session := getSession(p, t)
defer finishSession(p, session)
generateRSAKeyPair(t, p, session, "TestDestroyKey", true)
if e := destroyObject(t, p, session, "TestDestroyKey", CKO_PUBLIC_KEY); e != nil {
t.Fatalf("Failed to destroy object: %s\n", e)
}
if e := destroyObject(t, p, session, "TestDestroyKey", CKO_PRIVATE_KEY); e != nil {
t.Fatalf("Failed to destroy object: %s\n", e)
}
}
// ExampleSign shows how to sign some data with a private key.
// Note: error correction is not implemented in this example.
func ExampleSign() {
lib := "/usr/lib/softhsm/libsofthsm2.so"
if x := os.Getenv("SOFTHSM_LIB"); x != "" {
lib = x
}
p := New(lib)
if p == nil {
log.Fatal("Failed to init lib")
}
p.Initialize()
defer p.Destroy()
defer p.Finalize()
slots, _ := p.GetSlotList(true)
session, _ := p.OpenSession(slots[0], CKF_SERIAL_SESSION|CKF_RW_SESSION)
defer p.CloseSession(session)
p.Login(session, CKU_USER, "1234")
defer p.Logout(session)
publicKeyTemplate := []*Attribute{
NewAttribute(CKA_CLASS, CKO_PUBLIC_KEY),
NewAttribute(CKA_KEY_TYPE, CKK_RSA),
NewAttribute(CKA_TOKEN, false),
NewAttribute(CKA_ENCRYPT, true),
NewAttribute(CKA_PUBLIC_EXPONENT, []byte{3}),
NewAttribute(CKA_MODULUS_BITS, 1024),
NewAttribute(CKA_LABEL, "ExampleSign"),
}
privateKeyTemplate := []*Attribute{
NewAttribute(CKA_CLASS, CKO_PRIVATE_KEY),
NewAttribute(CKA_KEY_TYPE, CKK_RSA),
NewAttribute(CKA_TOKEN, false),
NewAttribute(CKA_PRIVATE, true),
NewAttribute(CKA_SIGN, true),
NewAttribute(CKA_LABEL, "ExampleSign"),
}
_, priv, err := p.GenerateKeyPair(session,
[]*Mechanism{NewMechanism(CKM_RSA_PKCS_KEY_PAIR_GEN, nil)},
publicKeyTemplate, privateKeyTemplate)
if err != nil {
log.Fatal(err)
}
p.SignInit(session, []*Mechanism{NewMechanism(CKM_SHA1_RSA_PKCS, nil)}, priv)
// Sign something with the private key.
data := []byte("Lets sign this data")
_, err = p.Sign(session, data)
if err != nil {
log.Fatal(err)
}
fmt.Printf("It works!")
// Output: It works!
}
// Copyright 2013 Miek Gieben. All rights reserved.
|