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auth_test.go
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// Copyright 2019-2021 Canonical Ltd.
// Licensed under the LGPLv3 with static-linking exception.
// See LICENCE file for details.
package tpm2_test
import (
"bytes"
"crypto/aes"
"encoding/binary"
"testing"
. "gopkg.in/check.v1"
. "github.com/canonical/go-tpm2"
internal_crypt "github.com/canonical/go-tpm2/internal/crypt"
internal_testutil "github.com/canonical/go-tpm2/internal/testutil"
"github.com/canonical/go-tpm2/testutil"
)
type authSuite struct {
testutil.BaseTest
}
var _ = Suite(&authSuite{})
func newMockSessionParam(session SessionContext, associatedResource ResourceContext, isPassword, includeAuthValue bool, nonceCaller, decryptNonce, encryptNonce Nonce) *SessionParam {
return &SessionParam{
Session: session,
AssociatedResource: associatedResource,
IsPassword: isPassword,
IncludeAuthValue: includeAuthValue,
NonceCaller: nonceCaller,
DecryptNonce: decryptNonce,
EncryptNonce: encryptNonce}
}
func newMockSessionParams(commandCode CommandCode, sessions []*SessionParam, encryptSessionIndex, decryptSessionIndex int) *SessionParams {
return &SessionParams{
CommandCode: commandCode,
Sessions: sessions,
EncryptSessionIndex: encryptSessionIndex,
DecryptSessionIndex: decryptSessionIndex}
}
func (s *authSuite) TestNewExtraSessionParam(c *C) {
session := &mockSessionContext{
handle: 0x02000000}
p, err := NewExtraSessionParam(session)
c.Assert(err, IsNil)
c.Check(p, DeepEquals, newMockSessionParam(session, nil, false, false, nil, nil, nil))
}
func (s *authSuite) TestNewExtraSessionParamLimited(c *C) {
session := &mockSessionContext{handle: 0x02000000, limited: true}
_, err := NewExtraSessionParam(session)
c.Check(err, ErrorMatches, "limited context or flushed session")
}
func (s *authSuite) TestNewExtraSessionParamWrongType(c *C) {
session := &mockSessionContext{
handle: 0x03000000}
_, err := NewExtraSessionParam(session)
c.Check(err, ErrorMatches, "invalid session type")
}
func (s *authSuite) TestNewSessionParamForAuthPW(c *C) {
session := &mockSessionContext{
handle: HandlePW}
resource := &mockResourceContext{handle: HandleOwner}
p, err := NewSessionParamForAuth(session, resource)
c.Assert(err, IsNil)
c.Check(p, DeepEquals, newMockSessionParam(session, resource, true, false, nil, nil, nil))
}
func (s *authSuite) TestNewSessionParamForAuthUnboundHMAC(c *C) {
session := &mockSessionContext{
handle: 0x02000000}
resource := &mockResourceContext{handle: HandleOwner}
p, err := NewSessionParamForAuth(session, resource)
c.Assert(err, IsNil)
c.Check(p, DeepEquals, newMockSessionParam(session, resource, false, true, nil, nil, nil))
}
func (s *authSuite) TestNewSessionParamForAuthBoundHMAC1(c *C) {
session := &mockSessionContext{
handle: 0x02000000,
data: SessionContextData{
Params: SessionContextParams{
IsBound: true,
BoundEntity: []byte{0xaa, 0xaa, 0xaa, 0xaa, 0xff, 0xff}}}}
resource := &mockResourceContext{
handle: HandleOwner,
name: []byte{0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa},
authValue: []byte{0x55, 0x55}}
p, err := NewSessionParamForAuth(session, resource)
c.Assert(err, IsNil)
c.Check(p, DeepEquals, newMockSessionParam(session, resource, false, false, nil, nil, nil))
}
func (s *authSuite) TestNewSessionParamForAuthBoundHMAC2(c *C) {
session := &mockSessionContext{
handle: 0x02000000,
data: SessionContextData{
Params: SessionContextParams{
IsBound: true,
BoundEntity: []byte{0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa}}}}
resource := &mockResourceContext{
handle: HandleOwner,
name: []byte{0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa},
authValue: []byte{0x55, 0x55}}
p, err := NewSessionParamForAuth(session, resource)
c.Assert(err, IsNil)
c.Check(p, DeepEquals, newMockSessionParam(session, resource, false, true, nil, nil, nil))
}
func (s *authSuite) TestNewSessionParamForAuthPolicy(c *C) {
session := &mockSessionContext{
handle: 0x03000000}
resource := &mockResourceContext{handle: HandleOwner}
p, err := NewSessionParamForAuth(session, resource)
c.Assert(err, IsNil)
c.Check(p, DeepEquals, newMockSessionParam(session, resource, false, false, nil, nil, nil))
}
func (s *authSuite) TestNewSessionParamForAuthPolicyAuth(c *C) {
session := &mockSessionContext{
handle: 0x03000000,
data: SessionContextData{
State: SessionContextState{
NeedsAuthValue: true}}}
resource := &mockResourceContext{handle: HandleOwner}
p, err := NewSessionParamForAuth(session, resource)
c.Assert(err, IsNil)
c.Check(p, DeepEquals, newMockSessionParam(session, resource, false, true, nil, nil, nil))
}
func (s *authSuite) TestNewSessionParamForAuthPolicyPW(c *C) {
session := &mockSessionContext{
handle: 0x03000000,
data: SessionContextData{
State: SessionContextState{
NeedsPassword: true}}}
resource := &mockResourceContext{handle: HandleOwner}
p, err := NewSessionParamForAuth(session, resource)
c.Assert(err, IsNil)
c.Check(p, DeepEquals, newMockSessionParam(session, resource, true, false, nil, nil, nil))
}
func (s *authSuite) TestNewSessionParamForAuthLimited(c *C) {
session := &mockSessionContext{handle: 0x02000000, limited: true}
_, err := NewSessionParamForAuth(session, new(mockResourceContext))
c.Check(err, ErrorMatches, "invalid context for session: limited context or flushed session")
}
func (s *authSuite) TestSessionParamIsAuthFalse(c *C) {
p := newMockSessionParam(nil, nil, false, false, nil, nil, nil)
c.Check(p.IsAuth(), internal_testutil.IsFalse)
}
func (s *authSuite) TestSessionParamIsAuthTrue(c *C) {
p := newMockSessionParam(nil, new(mockResourceContext), false, false, nil, nil, nil)
c.Check(p.IsAuth(), internal_testutil.IsTrue)
}
type testSessionParamComputeSessionHMACKeyData struct {
sessionKey []byte
resource ResourceContext
includeAuthValue bool
expected []byte
}
func (s *authSuite) testSessionParamComputeSessionHMACKey(c *C, data *testSessionParamComputeSessionHMACKeyData) {
session := &mockSessionContext{data: SessionContextData{
Params: SessionContextParams{SessionKey: data.sessionKey}}}
p := newMockSessionParam(session, data.resource, false, data.includeAuthValue, nil, nil, nil)
c.Check(p.ComputeSessionHMACKey(), DeepEquals, data.expected)
}
func (s *authSuite) TestSessionParamComputeSessionHMACKeyNoIncludeAuthValue(c *C) {
s.testSessionParamComputeSessionHMACKey(c, &testSessionParamComputeSessionHMACKeyData{
sessionKey: []byte("foo"),
resource: &mockResourceContext{authValue: []byte("bar")},
includeAuthValue: false,
expected: []byte("foo")})
}
func (s *authSuite) TestSessionParamComputeSessionHMACKeyIncludeAuthValue(c *C) {
s.testSessionParamComputeSessionHMACKey(c, &testSessionParamComputeSessionHMACKeyData{
sessionKey: []byte("foo"),
resource: &mockResourceContext{authValue: []byte("bar")},
includeAuthValue: true,
expected: []byte("foobar")})
}
func (s *authSuite) TestSessionParamComputeSessionHMACKeyNoSessionKeyNoIncludeAuthValue(c *C) {
s.testSessionParamComputeSessionHMACKey(c, &testSessionParamComputeSessionHMACKeyData{
resource: &mockResourceContext{authValue: []byte("bar")},
includeAuthValue: false,
expected: []byte(nil)})
}
func (s *authSuite) TestSessionParamComputeSessionHMACKeyNoSessionKeyIncludeAuthValue(c *C) {
s.testSessionParamComputeSessionHMACKey(c, &testSessionParamComputeSessionHMACKeyData{
resource: &mockResourceContext{authValue: []byte("bar")},
includeAuthValue: true,
expected: []byte("bar")})
}
func (s *authSuite) TestSessionParamComputeSessionHMACKeyIncludeEmptyAuthValue(c *C) {
s.testSessionParamComputeSessionHMACKey(c, &testSessionParamComputeSessionHMACKeyData{
sessionKey: []byte("foo"),
resource: new(mockResourceContext),
includeAuthValue: true,
expected: []byte("foo")})
}
func (s *authSuite) TestSessionParamComputeSessionHMACKeyNoResource(c *C) {
s.testSessionParamComputeSessionHMACKey(c, &testSessionParamComputeSessionHMACKeyData{
sessionKey: []byte("foo"),
includeAuthValue: false,
expected: []byte("foo")})
}
type testSessionParamComputeCommandHMACData struct {
hashAlg HashAlgorithmId
sessionKey []byte
nonceCaller Nonce
nonceTPM Nonce
attrs SessionAttributes
resource ResourceContext
includeAuthValue bool
decryptNonce Nonce
encryptNonce Nonce
commandCode CommandCode
commandHandles []Name
cpBytes []byte
expected []byte
}
func (s *authSuite) testSessionParamComputeCommandHMAC(c *C, data *testSessionParamComputeCommandHMACData) {
session := &mockSessionContext{data: SessionContextData{
Params: SessionContextParams{
HashAlg: data.hashAlg,
SessionKey: data.sessionKey},
State: SessionContextState{NonceTPM: data.nonceTPM}}, attrs: data.attrs}
p := newMockSessionParam(session, data.resource, false, data.includeAuthValue, data.nonceCaller, data.decryptNonce, data.encryptNonce)
h := p.ComputeCommandHMAC(data.commandCode, data.commandHandles, data.cpBytes)
c.Check(h, DeepEquals, data.expected)
}
func (s *authSuite) TestSessionParamComputeCommandHMACUnbound(c *C) {
s.testSessionParamComputeCommandHMAC(c, &testSessionParamComputeCommandHMACData{
hashAlg: HashAlgorithmSHA256,
sessionKey: internal_testutil.DecodeHexString(c, "b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c"),
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
attrs: AttrContinueSession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
commandCode: CommandUnseal,
commandHandles: []Name{internal_testutil.DecodeHexString(c, "000bf80b1fa820d95a87cf48f78eb6c298b427fda46207f7b52eaff6fb8ab1590c64")},
expected: internal_testutil.DecodeHexString(c, "c2ec178c103828144980213df8cb534554551c2662ddecb13d60e23e8b81b5c9")})
}
func (s *authSuite) TestSessionParamComputeCommandHMACUnboundNoSessionKey(c *C) {
s.testSessionParamComputeCommandHMAC(c, &testSessionParamComputeCommandHMACData{
hashAlg: HashAlgorithmSHA256,
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
attrs: AttrContinueSession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
commandCode: CommandUnseal,
commandHandles: []Name{internal_testutil.DecodeHexString(c, "000bf80b1fa820d95a87cf48f78eb6c298b427fda46207f7b52eaff6fb8ab1590c64")},
expected: internal_testutil.DecodeHexString(c, "3b3e7fdc6ad56e78ff1c9317c2f0dfca3d7e19ef1ad1f84ff462277e169ceb70")})
}
func (s *authSuite) TestSessionParamComputeCommandHMACUnboundNoKey(c *C) {
s.testSessionParamComputeCommandHMAC(c, &testSessionParamComputeCommandHMACData{
hashAlg: HashAlgorithmSHA256,
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
attrs: AttrContinueSession,
resource: new(mockResourceContext),
includeAuthValue: true,
commandCode: CommandUnseal,
commandHandles: []Name{internal_testutil.DecodeHexString(c, "000bf80b1fa820d95a87cf48f78eb6c298b427fda46207f7b52eaff6fb8ab1590c64")},
expected: internal_testutil.DecodeHexString(c, "7eea68509344f1dbd6ac7277398926bbd3c3f2893a745a2bd6e420edf53d8bca")})
}
func (s *authSuite) TestSessionParamComputeCommandHMACBound(c *C) {
s.testSessionParamComputeCommandHMAC(c, &testSessionParamComputeCommandHMACData{
hashAlg: HashAlgorithmSHA256,
sessionKey: internal_testutil.DecodeHexString(c, "b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c"),
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
attrs: AttrContinueSession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: false,
commandCode: CommandUnseal,
commandHandles: []Name{internal_testutil.DecodeHexString(c, "000bf80b1fa820d95a87cf48f78eb6c298b427fda46207f7b52eaff6fb8ab1590c64")},
expected: internal_testutil.DecodeHexString(c, "5a82eb5cbc7dd73bb8a5e0cb4ab1ca9580b52910d9ebbc9cdb4d3357f2b31b98")})
}
func (s *authSuite) TestSessionParamComputeCommandHMACNoResource(c *C) {
s.testSessionParamComputeCommandHMAC(c, &testSessionParamComputeCommandHMACData{
hashAlg: HashAlgorithmSHA256,
sessionKey: internal_testutil.DecodeHexString(c, "b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c"),
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
attrs: AttrContinueSession,
includeAuthValue: false,
commandCode: CommandUnseal,
commandHandles: []Name{internal_testutil.DecodeHexString(c, "000bf80b1fa820d95a87cf48f78eb6c298b427fda46207f7b52eaff6fb8ab1590c64")},
expected: internal_testutil.DecodeHexString(c, "5a82eb5cbc7dd73bb8a5e0cb4ab1ca9580b52910d9ebbc9cdb4d3357f2b31b98")})
}
func (s *authSuite) TestSessionParamComputeCommandHMACSHA1(c *C) {
s.testSessionParamComputeCommandHMAC(c, &testSessionParamComputeCommandHMACData{
hashAlg: HashAlgorithmSHA1,
sessionKey: internal_testutil.DecodeHexString(c, "f1d2d2f924e986ac86fdf7b36c94bcdf32beec15"),
nonceCaller: internal_testutil.DecodeHexString(c, "e5fa44f2b31c1fb553b6021e7360d07d5d91ff5e"),
nonceTPM: internal_testutil.DecodeHexString(c, "7448d8798a4380162d4b56f9b452e2f6f9e24e7a"),
attrs: AttrContinueSession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
commandCode: CommandUnseal,
commandHandles: []Name{internal_testutil.DecodeHexString(c, "000bf80b1fa820d95a87cf48f78eb6c298b427fda46207f7b52eaff6fb8ab1590c64")},
expected: internal_testutil.DecodeHexString(c, "d6d2cee4ec40cfa5ed80b65db6c16fb8d0772c47")})
}
func (s *authSuite) TestSessionParamComputeCommandHMACWithDifferentAuthValue(c *C) {
s.testSessionParamComputeCommandHMAC(c, &testSessionParamComputeCommandHMACData{
hashAlg: HashAlgorithmSHA256,
sessionKey: internal_testutil.DecodeHexString(c, "b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c"),
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
attrs: AttrContinueSession,
resource: &mockResourceContext{authValue: []byte("bar")},
includeAuthValue: true,
commandCode: CommandUnseal,
commandHandles: []Name{internal_testutil.DecodeHexString(c, "000bf80b1fa820d95a87cf48f78eb6c298b427fda46207f7b52eaff6fb8ab1590c64")},
expected: internal_testutil.DecodeHexString(c, "31c4c8df09e549f43213d454f086721bacbe07f9b983b54ca1afcf45fbdb3470")})
}
func (s *authSuite) TestSessionParamComputeCommandHMACWithDifferentSessionKey(c *C) {
s.testSessionParamComputeCommandHMAC(c, &testSessionParamComputeCommandHMACData{
hashAlg: HashAlgorithmSHA256,
sessionKey: internal_testutil.DecodeHexString(c, "7d865e959b2466918c9863afca942d0fb89d7c9ac0c99bafc3749504ded97730"),
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
attrs: AttrContinueSession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
commandCode: CommandUnseal,
commandHandles: []Name{internal_testutil.DecodeHexString(c, "000bf80b1fa820d95a87cf48f78eb6c298b427fda46207f7b52eaff6fb8ab1590c64")},
expected: internal_testutil.DecodeHexString(c, "3790219b2959b0cb2fdf64cb2ce95b993fb6f96ffef55d4ab0874dfa77251bd5")})
}
func (s *authSuite) TestSessionParamComputeCommandHMACWithDifferentAttributes(c *C) {
s.testSessionParamComputeCommandHMAC(c, &testSessionParamComputeCommandHMACData{
hashAlg: HashAlgorithmSHA256,
sessionKey: internal_testutil.DecodeHexString(c, "b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c"),
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
commandCode: CommandUnseal,
commandHandles: []Name{internal_testutil.DecodeHexString(c, "000bf80b1fa820d95a87cf48f78eb6c298b427fda46207f7b52eaff6fb8ab1590c64")},
expected: internal_testutil.DecodeHexString(c, "f074436034eaeae63f5f031ef1a21b95e7adce59e06f2dcfcbad71a2ad1770ea")})
}
func (s *authSuite) TestSessionParamComputeCommandHMACWithUpdatedNonceCaller(c *C) {
s.testSessionParamComputeCommandHMAC(c, &testSessionParamComputeCommandHMACData{
hashAlg: HashAlgorithmSHA256,
sessionKey: internal_testutil.DecodeHexString(c, "b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c"),
nonceCaller: internal_testutil.DecodeHexString(c, "1121cfccd5913f0a63fec40a6ffd44ea64f9dc135c66634ba001d10bcf4302a2"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
attrs: AttrContinueSession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
commandCode: CommandUnseal,
commandHandles: []Name{internal_testutil.DecodeHexString(c, "000bf80b1fa820d95a87cf48f78eb6c298b427fda46207f7b52eaff6fb8ab1590c64")},
expected: internal_testutil.DecodeHexString(c, "c9bf0a8f87ef938b9ccb9bdb67eef3efec5d32de6eda5af5e2d962f8dcfc73d0")})
}
func (s *authSuite) TestSessionParamComputeCommandHMACWithUpdatedNonceTPM(c *C) {
s.testSessionParamComputeCommandHMAC(c, &testSessionParamComputeCommandHMACData{
hashAlg: HashAlgorithmSHA256,
sessionKey: internal_testutil.DecodeHexString(c, "b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c"),
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "1121cfccd5913f0a63fec40a6ffd44ea64f9dc135c66634ba001d10bcf4302a2"),
attrs: AttrContinueSession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
commandCode: CommandUnseal,
commandHandles: []Name{internal_testutil.DecodeHexString(c, "000bf80b1fa820d95a87cf48f78eb6c298b427fda46207f7b52eaff6fb8ab1590c64")},
expected: internal_testutil.DecodeHexString(c, "5cd146e7b379326e71d0dd1cffce16b69624311baee8cc76073b875bba682540")})
}
func (s *authSuite) TestSessionParamComputeCommandHMACWithDecryptSession(c *C) {
s.testSessionParamComputeCommandHMAC(c, &testSessionParamComputeCommandHMACData{
hashAlg: HashAlgorithmSHA256,
sessionKey: internal_testutil.DecodeHexString(c, "b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c"),
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
attrs: AttrContinueSession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
decryptNonce: internal_testutil.DecodeHexString(c, "56947de9ea64e970d05d96eb0a54a3e2817b1533ef5606ffbbad3525a4c3e24a"),
commandCode: CommandUnseal,
commandHandles: []Name{internal_testutil.DecodeHexString(c, "000bf80b1fa820d95a87cf48f78eb6c298b427fda46207f7b52eaff6fb8ab1590c64")},
expected: internal_testutil.DecodeHexString(c, "8d1fceb50c6f1d2eca994429c1b00b249d173b5f3c91f296f7e142743b8fda22")})
}
func (s *authSuite) TestSessionParamComputeCommandHMACWithEncryptSession(c *C) {
s.testSessionParamComputeCommandHMAC(c, &testSessionParamComputeCommandHMACData{
hashAlg: HashAlgorithmSHA256,
sessionKey: internal_testutil.DecodeHexString(c, "b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c"),
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
attrs: AttrContinueSession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
encryptNonce: internal_testutil.DecodeHexString(c, "79364818804e4cad50c6c820c1ad446036ba82949c2753c9f00839c8508f890f"),
commandCode: CommandUnseal,
commandHandles: []Name{internal_testutil.DecodeHexString(c, "000bf80b1fa820d95a87cf48f78eb6c298b427fda46207f7b52eaff6fb8ab1590c64")},
expected: internal_testutil.DecodeHexString(c, "d8eb6eee55b5ee5e9eb5fd1d928f440d5617bb9d36a3fb85dd9d8a0b1dfa47bf")})
}
func (s *authSuite) TestSessionParamComputeCommandHMACWithDecryptAndEncryptSession(c *C) {
s.testSessionParamComputeCommandHMAC(c, &testSessionParamComputeCommandHMACData{
hashAlg: HashAlgorithmSHA256,
sessionKey: internal_testutil.DecodeHexString(c, "b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c"),
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
attrs: AttrContinueSession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
decryptNonce: internal_testutil.DecodeHexString(c, "56947de9ea64e970d05d96eb0a54a3e2817b1533ef5606ffbbad3525a4c3e24a"),
encryptNonce: internal_testutil.DecodeHexString(c, "79364818804e4cad50c6c820c1ad446036ba82949c2753c9f00839c8508f890f"),
commandCode: CommandUnseal,
commandHandles: []Name{internal_testutil.DecodeHexString(c, "000bf80b1fa820d95a87cf48f78eb6c298b427fda46207f7b52eaff6fb8ab1590c64")},
expected: internal_testutil.DecodeHexString(c, "8fbb9b4536b0c8324eb1d4638b140575236b82f0329bebb13192525c309d7747")})
}
func (s *authSuite) TestSessionParamComputeCommandHMACDifferentCommand(c *C) {
s.testSessionParamComputeCommandHMAC(c, &testSessionParamComputeCommandHMACData{
hashAlg: HashAlgorithmSHA256,
sessionKey: internal_testutil.DecodeHexString(c, "b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c"),
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
attrs: AttrContinueSession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
commandCode: CommandClearControl,
commandHandles: []Name{internal_testutil.DecodeHexString(c, "0400000a")},
cpBytes: []byte{0x01},
expected: internal_testutil.DecodeHexString(c, "b967c04071695d4e3598adb1b033780d795f1dee3c7b2ab02dc46202b2ab7067")})
}
type testSessionParamComputeResponseHMACData struct {
hashAlg HashAlgorithmId
sessionKey []byte
nonceCaller Nonce
nonceTPM Nonce
resource ResourceContext
includeAuthValue bool
decryptNonce Nonce
encryptNonce Nonce
attrs SessionAttributes
commandCode CommandCode
rpBytes []byte
expected []byte
required bool
}
func (s *authSuite) testSessionParamComputeResponseHMAC(c *C, data *testSessionParamComputeResponseHMACData) {
session := &mockSessionContext{data: SessionContextData{
Params: SessionContextParams{
HashAlg: data.hashAlg,
SessionKey: data.sessionKey},
State: SessionContextState{NonceTPM: data.nonceTPM}}}
p := newMockSessionParam(session, data.resource, false, data.includeAuthValue, data.nonceCaller, data.decryptNonce, data.encryptNonce)
h, required := p.ComputeResponseHMAC(AuthResponse{SessionAttributes: data.attrs}, data.commandCode, data.rpBytes)
c.Check(h, DeepEquals, data.expected)
c.Check(required, Equals, data.required)
}
func (s *authSuite) TestSessionParamComputeResponseHMACUnbound(c *C) {
s.testSessionParamComputeResponseHMAC(c, &testSessionParamComputeResponseHMACData{
hashAlg: HashAlgorithmSHA256,
sessionKey: internal_testutil.DecodeHexString(c, "b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c"),
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
attrs: AttrContinueSession,
commandCode: CommandUnseal,
rpBytes: append([]byte{0, 3}, []byte("bar")...),
expected: internal_testutil.DecodeHexString(c, "5ea73cb92c896cddbe717d16c263eb7ba79d701224d465be6640c018eee557cd"),
required: true})
}
func (s *authSuite) TestSessionParamComputeResponseHMACUnboundNoSessionKey(c *C) {
s.testSessionParamComputeResponseHMAC(c, &testSessionParamComputeResponseHMACData{
hashAlg: HashAlgorithmSHA256,
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
attrs: AttrContinueSession,
commandCode: CommandUnseal,
rpBytes: append([]byte{0, 3}, []byte("bar")...),
expected: internal_testutil.DecodeHexString(c, "5828acd68f75f3f1aeb37a1256ef21aee50d73e53e8b316ed4802b8942a7be28"),
required: true})
}
func (s *authSuite) TestSessionParamComputeResponseHMACUnboundNoKey(c *C) {
s.testSessionParamComputeResponseHMAC(c, &testSessionParamComputeResponseHMACData{
hashAlg: HashAlgorithmSHA256,
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
resource: new(mockResourceContext),
includeAuthValue: true,
attrs: AttrContinueSession,
commandCode: CommandUnseal,
rpBytes: append([]byte{0, 3}, []byte("bar")...),
expected: internal_testutil.DecodeHexString(c, "45c56cd43521cde19cba928ea8bdaf9305f985824a180124cade770310ef614f"),
required: false})
}
func (s *authSuite) TestSessionParamComputeResponseHMACBound(c *C) {
s.testSessionParamComputeResponseHMAC(c, &testSessionParamComputeResponseHMACData{
hashAlg: HashAlgorithmSHA256,
sessionKey: internal_testutil.DecodeHexString(c, "b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c"),
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: false,
attrs: AttrContinueSession,
commandCode: CommandUnseal,
rpBytes: append([]byte{0, 3}, []byte("bar")...),
expected: internal_testutil.DecodeHexString(c, "87b82babc9d13836e563163e6e87392881dd1bb2c1509662b9f30768a926b3d0"),
required: true})
}
func (s *authSuite) TestSessionParamComputeResponseHMACNoResource(c *C) {
s.testSessionParamComputeResponseHMAC(c, &testSessionParamComputeResponseHMACData{
hashAlg: HashAlgorithmSHA256,
sessionKey: internal_testutil.DecodeHexString(c, "b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c"),
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
includeAuthValue: false,
attrs: AttrContinueSession,
commandCode: CommandUnseal,
rpBytes: append([]byte{0, 3}, []byte("bar")...),
expected: internal_testutil.DecodeHexString(c, "87b82babc9d13836e563163e6e87392881dd1bb2c1509662b9f30768a926b3d0"),
required: true})
}
func (s *authSuite) TestSessionParamComputeResponseHMACSHA1(c *C) {
s.testSessionParamComputeResponseHMAC(c, &testSessionParamComputeResponseHMACData{
hashAlg: HashAlgorithmSHA1,
sessionKey: internal_testutil.DecodeHexString(c, "f1d2d2f924e986ac86fdf7b36c94bcdf32beec15"),
nonceCaller: internal_testutil.DecodeHexString(c, "e5fa44f2b31c1fb553b6021e7360d07d5d91ff5e"),
nonceTPM: internal_testutil.DecodeHexString(c, "7448d8798a4380162d4b56f9b452e2f6f9e24e7a"),
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
attrs: AttrContinueSession,
commandCode: CommandUnseal,
rpBytes: append([]byte{0, 3}, []byte("bar")...),
expected: internal_testutil.DecodeHexString(c, "afd6acbfb60f1f6acc1435a08e2d01f7e5e13c46"),
required: true})
}
func (s *authSuite) TestSessionParamComputeResponseHMACDifferentAuthValue(c *C) {
s.testSessionParamComputeResponseHMAC(c, &testSessionParamComputeResponseHMACData{
hashAlg: HashAlgorithmSHA256,
sessionKey: internal_testutil.DecodeHexString(c, "b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c"),
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
resource: &mockResourceContext{authValue: []byte("bar")},
includeAuthValue: true,
attrs: AttrContinueSession,
commandCode: CommandUnseal,
rpBytes: append([]byte{0, 3}, []byte("bar")...),
expected: internal_testutil.DecodeHexString(c, "4cb786ea943fc7ccda067cfd08e84a341555794ab50a669ff8c4557ab370f1d0"),
required: true})
}
func (s *authSuite) TestSessionParamComputeResponseHMACDifferentSessionKey(c *C) {
s.testSessionParamComputeResponseHMAC(c, &testSessionParamComputeResponseHMACData{
hashAlg: HashAlgorithmSHA256,
sessionKey: internal_testutil.DecodeHexString(c, "7d865e959b2466918c9863afca942d0fb89d7c9ac0c99bafc3749504ded97730"),
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
attrs: AttrContinueSession,
commandCode: CommandUnseal,
rpBytes: append([]byte{0, 3}, []byte("bar")...),
expected: internal_testutil.DecodeHexString(c, "27e58e3a8261fc7bfa5a1ab255da50e8403df3a069fc01f783cc39abcf362936"),
required: true})
}
func (s *authSuite) TestSessionParamComputeResponseHMACDifferentAttributes(c *C) {
s.testSessionParamComputeResponseHMAC(c, &testSessionParamComputeResponseHMACData{
hashAlg: HashAlgorithmSHA256,
sessionKey: internal_testutil.DecodeHexString(c, "b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c"),
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
attrs: AttrContinueSession | AttrAudit | AttrAuditExclusive,
commandCode: CommandUnseal,
rpBytes: append([]byte{0, 3}, []byte("bar")...),
expected: internal_testutil.DecodeHexString(c, "90205adabcbd77d7ad1f9b884939fb35a805b5375d2be64d0a449dadc06558e6"),
required: true})
}
func (s *authSuite) TestSessionParamComputeResponseHMACDifferentNonceCaller(c *C) {
s.testSessionParamComputeResponseHMAC(c, &testSessionParamComputeResponseHMACData{
hashAlg: HashAlgorithmSHA256,
sessionKey: internal_testutil.DecodeHexString(c, "b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c"),
nonceCaller: internal_testutil.DecodeHexString(c, "1121cfccd5913f0a63fec40a6ffd44ea64f9dc135c66634ba001d10bcf4302a2"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
attrs: AttrContinueSession,
commandCode: CommandUnseal,
rpBytes: append([]byte{0, 3}, []byte("bar")...),
expected: internal_testutil.DecodeHexString(c, "e4ff3a9beaff6d5db07748b1c8a9f9eddfa5d609a42b87c83a91cea4167f069b"),
required: true})
}
func (s *authSuite) TestSessionParamComputeResponseHMACDifferentNonceTPM(c *C) {
s.testSessionParamComputeResponseHMAC(c, &testSessionParamComputeResponseHMACData{
hashAlg: HashAlgorithmSHA256,
sessionKey: internal_testutil.DecodeHexString(c, "b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c"),
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "1121cfccd5913f0a63fec40a6ffd44ea64f9dc135c66634ba001d10bcf4302a2"),
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
attrs: AttrContinueSession,
commandCode: CommandUnseal,
rpBytes: append([]byte{0, 3}, []byte("bar")...),
expected: internal_testutil.DecodeHexString(c, "7d2f7fd60a203df42b0609f54eee5e24608cdce07e2a98cf360b0d59d0fad107"),
required: true})
}
func (s *authSuite) TestSessionParamComputeResponseHMACWithDecryptAndEncryptSession(c *C) {
s.testSessionParamComputeResponseHMAC(c, &testSessionParamComputeResponseHMACData{
hashAlg: HashAlgorithmSHA256,
sessionKey: internal_testutil.DecodeHexString(c, "b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c"),
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
decryptNonce: internal_testutil.DecodeHexString(c, "56947de9ea64e970d05d96eb0a54a3e2817b1533ef5606ffbbad3525a4c3e24a"),
encryptNonce: internal_testutil.DecodeHexString(c, "79364818804e4cad50c6c820c1ad446036ba82949c2753c9f00839c8508f890f"),
attrs: AttrContinueSession,
commandCode: CommandUnseal,
rpBytes: append([]byte{0, 3}, []byte("bar")...),
expected: internal_testutil.DecodeHexString(c, "5ea73cb92c896cddbe717d16c263eb7ba79d701224d465be6640c018eee557cd"),
required: true})
}
func (s *authSuite) TestSessionParamComputeResponseHMACDifferentCommand(c *C) {
s.testSessionParamComputeResponseHMAC(c, &testSessionParamComputeResponseHMACData{
hashAlg: HashAlgorithmSHA256,
sessionKey: internal_testutil.DecodeHexString(c, "b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c"),
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
nonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
attrs: AttrContinueSession,
commandCode: CommandUnseal,
rpBytes: append([]byte{0, 10}, []byte("xxxxxxxxxx")...),
expected: internal_testutil.DecodeHexString(c, "eb1235d806ebbb10e49776e9517ab958353a81e9aa03e18b77282be4703db3bb"),
required: true})
}
func (s *authSuite) TestSessionParamBuildCommandAuthPW(c *C) {
resource := &mockResourceContext{authValue: []byte("foo")}
session := &mockSessionContext{
handle: HandlePW,
attrs: AttrContinueSession}
p := newMockSessionParam(session, resource, true, false, nil, nil, nil)
auth := p.BuildCommandAuth(CommandClearControl, []Name{internal_testutil.DecodeHexString(c, "0400000a")}, []byte{0x01})
c.Check(auth, DeepEquals, &AuthCommand{
SessionHandle: HandlePW,
SessionAttributes: AttrContinueSession,
HMAC: []byte("foo")})
}
func (s *authSuite) TestSessionParamBuildCommandAuthPolicyPW(c *C) {
resource := &mockResourceContext{authValue: []byte("foo")}
session := &mockSessionContext{
handle: 0x03000000,
data: SessionContextData{
State: SessionContextState{NeedsPassword: true}},
attrs: AttrContinueSession}
p := newMockSessionParam(session, resource, true, false, nil, nil, nil)
auth := p.BuildCommandAuth(CommandClearControl, []Name{internal_testutil.DecodeHexString(c, "0400000a")}, []byte{0x01})
c.Check(auth, DeepEquals, &AuthCommand{
SessionHandle: session.handle,
SessionAttributes: AttrContinueSession,
HMAC: []byte("foo")})
}
type testSessionParamBuildCommandAuthData struct {
handle Handle
nonceCaller Nonce
attrs SessionAttributes
resource ResourceContext
includeAuthValue bool
commandCode CommandCode
commandHandles []Name
cpBytes []byte
}
func (s *authSuite) testSessionParamBuildCommandAuth(c *C, data *testSessionParamBuildCommandAuthData) {
session := &mockSessionContext{
handle: data.handle,
data: SessionContextData{
Params: SessionContextParams{
HashAlg: HashAlgorithmSHA256,
SessionKey: internal_testutil.DecodeHexString(c, "b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c")},
State: SessionContextState{
NeedsAuthValue: data.includeAuthValue,
NonceTPM: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3")}},
attrs: data.attrs}
p := newMockSessionParam(session, data.resource, false, data.includeAuthValue, data.nonceCaller, nil, nil)
expectedHmac := p.ComputeCommandHMAC(data.commandCode, data.commandHandles, data.cpBytes)
auth := p.BuildCommandAuth(data.commandCode, data.commandHandles, data.cpBytes)
c.Check(auth, DeepEquals, &AuthCommand{
SessionHandle: data.handle,
Nonce: data.nonceCaller,
SessionAttributes: data.attrs,
HMAC: expectedHmac})
}
func (s *authSuite) TestSessionParamBuildCommandAuthUnbound(c *C) {
s.testSessionParamBuildCommandAuth(c, &testSessionParamBuildCommandAuthData{
handle: 0x02000000,
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
attrs: AttrContinueSession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
commandCode: CommandUnseal,
commandHandles: []Name{internal_testutil.DecodeHexString(c, "000bf80b1fa820d95a87cf48f78eb6c298b427fda46207f7b52eaff6fb8ab1590c64")}})
}
func (s *authSuite) TestSessionParamBuildCommandAuthDifferentHandle(c *C) {
s.testSessionParamBuildCommandAuth(c, &testSessionParamBuildCommandAuthData{
handle: 0x02000003,
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
attrs: AttrContinueSession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
commandCode: CommandUnseal,
commandHandles: []Name{internal_testutil.DecodeHexString(c, "000bf80b1fa820d95a87cf48f78eb6c298b427fda46207f7b52eaff6fb8ab1590c64")}})
}
func (s *authSuite) TestSessionParamBuildCommandAuthPolicy(c *C) {
s.testSessionParamBuildCommandAuth(c, &testSessionParamBuildCommandAuthData{
handle: 0x03000000,
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
attrs: AttrContinueSession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: false,
commandCode: CommandUnseal,
commandHandles: []Name{internal_testutil.DecodeHexString(c, "000bf80b1fa820d95a87cf48f78eb6c298b427fda46207f7b52eaff6fb8ab1590c64")}})
}
func (s *authSuite) TestSessionParamBuildCommandAuthPolicyWithAuthValue(c *C) {
s.testSessionParamBuildCommandAuth(c, &testSessionParamBuildCommandAuthData{
handle: 0x03000000,
nonceCaller: internal_testutil.DecodeHexString(c, "1121cfccd5913f0a63fec40a6ffd44ea64f9dc135c66634ba001d10bcf4302a2"),
attrs: AttrContinueSession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
commandCode: CommandUnseal,
commandHandles: []Name{internal_testutil.DecodeHexString(c, "000bf80b1fa820d95a87cf48f78eb6c298b427fda46207f7b52eaff6fb8ab1590c64")}})
}
func (s *authSuite) TestSessionParamBuildCommandAuthDifferentNonceCaller(c *C) {
s.testSessionParamBuildCommandAuth(c, &testSessionParamBuildCommandAuthData{
handle: 0x02000000,
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
attrs: AttrContinueSession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
commandCode: CommandUnseal,
commandHandles: []Name{internal_testutil.DecodeHexString(c, "000bf80b1fa820d95a87cf48f78eb6c298b427fda46207f7b52eaff6fb8ab1590c64")}})
}
func (s *authSuite) TestSessionParamBuildCommandAuthDifferentAttributes(c *C) {
s.testSessionParamBuildCommandAuth(c, &testSessionParamBuildCommandAuthData{
handle: 0x02000000,
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
attrs: AttrContinueSession | AttrAudit,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
commandCode: CommandUnseal,
commandHandles: []Name{internal_testutil.DecodeHexString(c, "000bf80b1fa820d95a87cf48f78eb6c298b427fda46207f7b52eaff6fb8ab1590c64")}})
}
func (s *authSuite) TestSessionParamBuildCommandAuthDifferentCommand(c *C) {
s.testSessionParamBuildCommandAuth(c, &testSessionParamBuildCommandAuthData{
handle: 0x02000000,
nonceCaller: internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865"),
attrs: AttrContinueSession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
commandCode: CommandClearControl,
commandHandles: []Name{internal_testutil.DecodeHexString(c, "0400000a")},
cpBytes: []byte{0x01}})
}
func (s *authSuite) TestSessionParamProcessResponseAuthPW(c *C) {
session := &mockSessionContext{
handle: HandlePW,
attrs: AttrContinueSession}
p := newMockSessionParam(session, new(mockResourceContext), true, false, nil, nil, nil)
c.Check(p.ProcessResponseAuth(AuthResponse{}, CommandUnseal, []byte{0, 0}), IsNil)
}
func (s *authSuite) TestSessionParamProcessResponseAuthPolicyPW(c *C) {
session := &mockSessionContext{
handle: 0x03000000,
data: SessionContextData{State: SessionContextState{NeedsPassword: true}},
attrs: AttrContinueSession}
p := newMockSessionParam(session, new(mockResourceContext), true, false, nil, nil, nil)
c.Check(p.ProcessResponseAuth(AuthResponse{}, CommandUnseal, []byte{0, 0}), IsNil)
}
type testSessionParamProcessResponseAuthData struct {
sessionType HandleType
resource ResourceContext
includeAuthValue bool
nonce Nonce
attrs SessionAttributes
hmac Auth
commandCode CommandCode
rpBytes []byte
}
func (s *authSuite) testSessionParamProcessResponseAuth(c *C, data *testSessionParamProcessResponseAuthData) error {
session := &mockSessionContext{
handle: data.sessionType.BaseHandle(),
data: SessionContextData{
Params: SessionContextParams{
HashAlg: HashAlgorithmSHA256,
SessionKey: internal_testutil.DecodeHexString(c, "b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c")},
State: SessionContextState{
NeedsAuthValue: data.includeAuthValue}}}
nonceCaller := internal_testutil.DecodeHexString(c, "4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865")
p := newMockSessionParam(session, data.resource, false, data.includeAuthValue, nonceCaller, nil, nil)
resp := AuthResponse{
Nonce: data.nonce,
SessionAttributes: data.attrs,
HMAC: data.hmac}
err := p.ProcessResponseAuth(resp, data.commandCode, data.rpBytes)
if err == nil {
c.Check(session.data.State.NonceTPM, DeepEquals, data.nonce)
c.Check(session.data.State.IsAudit, Equals, data.attrs&AttrAudit > 0)
c.Check(session.data.State.IsExclusive, Equals, data.attrs&AttrAuditExclusive > 0)
}
return err
}
func (s *authSuite) TestSessionParamProcessResponseAuthUnbound(c *C) {
c.Check(s.testSessionParamProcessResponseAuth(c, &testSessionParamProcessResponseAuthData{
sessionType: HandleTypeHMACSession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
nonce: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
attrs: AttrContinueSession,
hmac: internal_testutil.DecodeHexString(c, "5ea73cb92c896cddbe717d16c263eb7ba79d701224d465be6640c018eee557cd"),
commandCode: CommandUnseal,
rpBytes: append([]byte{0, 3}, []byte("bar")...)}), IsNil)
}
func (s *authSuite) TestSessionParamProcessResponseAuthPolicy(c *C) {
c.Check(s.testSessionParamProcessResponseAuth(c, &testSessionParamProcessResponseAuthData{
sessionType: HandleTypePolicySession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: false,
nonce: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
attrs: AttrContinueSession,
hmac: internal_testutil.DecodeHexString(c, "87b82babc9d13836e563163e6e87392881dd1bb2c1509662b9f30768a926b3d0"),
commandCode: CommandUnseal,
rpBytes: append([]byte{0, 3}, []byte("bar")...)}), IsNil)
}
func (s *authSuite) TestSessionParamProcessResponseAuthPolicyWithAuthValue(c *C) {
c.Check(s.testSessionParamProcessResponseAuth(c, &testSessionParamProcessResponseAuthData{
sessionType: HandleTypeHMACSession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
nonce: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
attrs: AttrContinueSession,
hmac: internal_testutil.DecodeHexString(c, "5ea73cb92c896cddbe717d16c263eb7ba79d701224d465be6640c018eee557cd"),
commandCode: CommandUnseal,
rpBytes: append([]byte{0, 3}, []byte("bar")...)}), IsNil)
}
func (s *authSuite) TestSessionParamProcessResponseDifferentNonce(c *C) {
c.Check(s.testSessionParamProcessResponseAuth(c, &testSessionParamProcessResponseAuthData{
sessionType: HandleTypeHMACSession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
nonce: internal_testutil.DecodeHexString(c, "1121cfccd5913f0a63fec40a6ffd44ea64f9dc135c66634ba001d10bcf4302a2"),
attrs: AttrContinueSession,
hmac: internal_testutil.DecodeHexString(c, "7d2f7fd60a203df42b0609f54eee5e24608cdce07e2a98cf360b0d59d0fad107"),
commandCode: CommandUnseal,
rpBytes: append([]byte{0, 3}, []byte("bar")...)}), IsNil)
}
func (s *authSuite) TestSessionParamProcessResponseAuthDifferentCommand(c *C) {
c.Check(s.testSessionParamProcessResponseAuth(c, &testSessionParamProcessResponseAuthData{
sessionType: HandleTypeHMACSession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
nonce: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
attrs: AttrContinueSession,
hmac: internal_testutil.DecodeHexString(c, "6670807a9d299e1df9256aca76bd98d92d421fa62c6a0838f5bda40c2cddda45"),
commandCode: CommandClearControl}), IsNil)
}
func (s *authSuite) TestSessionParamProcessResponseAuthAudit(c *C) {
c.Check(s.testSessionParamProcessResponseAuth(c, &testSessionParamProcessResponseAuthData{
sessionType: HandleTypeHMACSession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
nonce: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
attrs: AttrContinueSession | AttrAudit,
hmac: internal_testutil.DecodeHexString(c, "2643db59c4035372893ab08a64d6d8a0261a09e4b656961d566ff8f767f0889c"),
commandCode: CommandUnseal,
rpBytes: append([]byte{0, 3}, []byte("bar")...)}), IsNil)
}
func (s *authSuite) TestSessionParamProcessResponseAuthAuditExclusive(c *C) {
c.Check(s.testSessionParamProcessResponseAuth(c, &testSessionParamProcessResponseAuthData{
sessionType: HandleTypeHMACSession,
resource: &mockResourceContext{authValue: []byte("foo")},
includeAuthValue: true,
nonce: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
attrs: AttrContinueSession | AttrAudit | AttrAuditExclusive,
hmac: internal_testutil.DecodeHexString(c, "90205adabcbd77d7ad1f9b884939fb35a805b5375d2be64d0a449dadc06558e6"),
commandCode: CommandUnseal,
rpBytes: append([]byte{0, 3}, []byte("bar")...)}), IsNil)
}
func (s *authSuite) TestSessionParamProcessResponseAuthInvalidHMAC(c *C) {
c.Check(s.testSessionParamProcessResponseAuth(c, &testSessionParamProcessResponseAuthData{
sessionType: HandleTypeHMACSession,
resource: new(mockResourceContext),
includeAuthValue: true,
nonce: internal_testutil.DecodeHexString(c, "53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3"),
attrs: AttrContinueSession,
hmac: internal_testutil.DecodeHexString(c, "5ea73cb92c896cddbe717d16c263eb7ba79d701224d465be6640c018eee557cd"),
commandCode: CommandUnseal,
rpBytes: append([]byte{0, 3}, []byte("bar")...)}), ErrorMatches,
"incorrect HMAC \\(expected: 87b82babc9d13836e563163e6e87392881dd1bb2c1509662b9f30768a926b3d0, got: 5ea73cb92c896cddbe717d16c263eb7ba79d701224d465be6640c018eee557cd\\)")
}
type testSessionParamsAppendSessionForResourceData struct {
sessions []SessionContext
resources []ResourceContext
expectedEncryptSessionIndex int
expectedDecryptSessionIndex int
}
func (s *authSuite) testSessionParamsAppendSessionForResource(c *C, data *testSessionParamsAppendSessionForResourceData) {