pomerium/authorize/evaluator/evaluator_test.go

429 lines
11 KiB
Go

package evaluator
import (
"context"
"encoding/json"
"fmt"
"net/http"
"net/url"
"testing"
"github.com/golang/protobuf/ptypes"
"github.com/google/uuid"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"gopkg.in/square/go-jose.v2/jwt"
"github.com/pomerium/pomerium/config"
"github.com/pomerium/pomerium/pkg/grpc/databroker"
"github.com/pomerium/pomerium/pkg/grpc/directory"
"github.com/pomerium/pomerium/pkg/grpc/session"
"github.com/pomerium/pomerium/pkg/grpc/user"
)
func TestJSONMarshal(t *testing.T) {
dbd := DataBrokerData{
"type.googleapis.com/session.Session": map[string]interface{}{
"SESSION_ID": &session.Session{
UserId: "user1",
},
},
"type.googleapis.com/directory.User": map[string]interface{}{
"user1": &directory.User{
Id: "user1",
GroupIds: []string{"group1", "group2"},
},
},
"type.googleapis.com/directory.Group": map[string]interface{}{
"group1": &directory.Group{
Id: "group1",
Name: "admin",
Email: "admin@example.com",
},
"group2": &directory.Group{
Id: "group2",
Name: "test",
},
},
}
bs, _ := json.Marshal(new(Evaluator).newInput(&Request{
DataBrokerData: dbd,
HTTP: RequestHTTP{
Method: "GET",
URL: "https://example.com",
Headers: map[string]string{
"Accept": "application/json",
},
ClientCertificate: "CLIENT_CERTIFICATE",
},
Session: RequestSession{
ID: "SESSION_ID",
ImpersonateEmail: "y@example.com",
ImpersonateGroups: []string{"group1"},
},
}, true))
assert.JSONEq(t, `{
"databroker_data": {
"groups": ["admin", "admin@example.com", "test", "group1", "group2"],
"session": {
"user_id": "user1"
}
},
"http": {
"client_certificate": "CLIENT_CERTIFICATE",
"headers": {
"Accept": "application/json"
},
"method": "GET",
"url": "https://example.com"
},
"session": {
"id": "SESSION_ID",
"impersonate_email": "y@example.com",
"impersonate_groups": ["group1"]
},
"is_valid_client_certificate": true
}`, string(bs))
}
func TestEvaluator_SignedJWT(t *testing.T) {
opt := config.NewDefaultOptions()
opt.AuthenticateURL = mustParseURL("https://authenticate.example.com")
e, err := New(opt, NewStore())
require.NoError(t, err)
req := &Request{
HTTP: RequestHTTP{
Method: http.MethodGet,
URL: "https://example.com",
},
}
signedJWT, err := e.SignedJWT(e.JWTPayload(req))
require.NoError(t, err)
assert.NotEmpty(t, signedJWT)
payload, err := e.ParseSignedJWT(signedJWT)
require.NoError(t, err)
assert.NotEmpty(t, payload)
}
func TestEvaluator_JWTWithKID(t *testing.T) {
opt := config.NewDefaultOptions()
opt.AuthenticateURL = mustParseURL("https://authenticate.example.com")
opt.SigningKey = "LS0tLS1CRUdJTiBFQyBQUklWQVRFIEtFWS0tLS0tCk1IY0NBUUVFSUpCMFZkbko1VjEvbVlpYUlIWHhnd2Q0Yzd5YWRTeXMxb3Y0bzA1b0F3ekdvQW9HQ0NxR1NNNDkKQXdFSG9VUURRZ0FFVUc1eENQMEpUVDFINklvbDhqS3VUSVBWTE0wNENnVzlQbEV5cE5SbVdsb29LRVhSOUhUMwpPYnp6aktZaWN6YjArMUt3VjJmTVRFMTh1dy82MXJVQ0JBPT0KLS0tLS1FTkQgRUMgUFJJVkFURSBLRVktLS0tLQo="
e, err := New(opt, NewStore())
require.NoError(t, err)
req := &Request{
HTTP: RequestHTTP{
Method: http.MethodGet,
URL: "https://example.com",
},
}
signedJWT, err := e.SignedJWT(e.JWTPayload(req))
require.NoError(t, err)
assert.NotEmpty(t, signedJWT)
tok, err := jwt.ParseSigned(signedJWT)
require.NoError(t, err)
require.Len(t, tok.Headers, 1)
assert.Equal(t, "5b419ade1895fec2d2def6cd33b1b9a018df60db231dc5ecb85cbed6d942813c", tok.Headers[0].KeyID)
}
func TestEvaluator_JWTPayload(t *testing.T) {
nowPb := ptypes.TimestampNow()
now, _ := ptypes.Timestamp(nowPb)
tests := []struct {
name string
req *Request
want map[string]interface{}
}{
{
"iss and aud",
&Request{
HTTP: RequestHTTP{URL: "https://example.com"},
},
map[string]interface{}{
"iss": "authn.example.com",
"aud": "example.com",
},
},
{
"with session",
&Request{
DataBrokerData: DataBrokerData{
"type.googleapis.com/session.Session": map[string]interface{}{
"SESSION_ID": &session.Session{
Id: "SESSION_ID",
IdToken: &session.IDToken{
ExpiresAt: nowPb,
IssuedAt: nowPb,
},
},
},
},
HTTP: RequestHTTP{URL: "https://example.com"},
Session: RequestSession{
ID: "SESSION_ID",
},
},
map[string]interface{}{
"iss": "authn.example.com",
"jti": "SESSION_ID",
"aud": "example.com",
"exp": now.Unix(),
"iat": now.Unix(),
},
},
{
"with user",
&Request{
DataBrokerData: DataBrokerData{
"type.googleapis.com/session.Session": map[string]interface{}{
"SESSION_ID": &session.Session{
Id: "SESSION_ID",
UserId: "USER_ID",
},
},
"type.googleapis.com/user.User": map[string]interface{}{
"USER_ID": &user.User{
Id: "USER_ID",
Name: "foo",
Email: "foo@example.com",
},
},
},
HTTP: RequestHTTP{URL: "https://example.com"},
Session: RequestSession{
ID: "SESSION_ID",
},
},
map[string]interface{}{
"iss": "authn.example.com",
"jti": "SESSION_ID",
"aud": "example.com",
"sub": "USER_ID",
"user": "USER_ID",
"email": "foo@example.com",
},
},
{
"with directory user",
&Request{
DataBrokerData: DataBrokerData{
"type.googleapis.com/session.Session": map[string]interface{}{
"SESSION_ID": &session.Session{
Id: "SESSION_ID",
UserId: "USER_ID",
},
},
"type.googleapis.com/directory.User": map[string]interface{}{
"USER_ID": &directory.User{
Id: "USER_ID",
GroupIds: []string{"group1", "group2"},
},
},
"type.googleapis.com/directory.Group": map[string]interface{}{
"group1": &directory.Group{
Id: "group1",
Name: "admin",
Email: "admin@example.com",
},
"group2": &directory.Group{
Id: "group2",
Name: "test",
Email: "test@example.com",
},
},
},
HTTP: RequestHTTP{URL: "https://example.com"},
Session: RequestSession{
ID: "SESSION_ID",
},
},
map[string]interface{}{
"iss": "authn.example.com",
"jti": "SESSION_ID",
"aud": "example.com",
"groups": []string{"group1", "group2", "admin", "test"},
},
},
{
"with impersonate",
&Request{
HTTP: RequestHTTP{URL: "https://example.com"},
Session: RequestSession{
ImpersonateEmail: "user@example.com",
ImpersonateGroups: []string{"admin", "test"},
},
},
map[string]interface{}{
"iss": "authn.example.com",
"aud": "example.com",
"email": "user@example.com",
"groups": []string{"admin", "test"},
},
},
}
for _, tc := range tests {
tc := tc
t.Run(tc.name, func(t *testing.T) {
t.Parallel()
e, err := New(&config.Options{
AuthenticateURL: mustParseURL("https://authn.example.com"),
}, NewStore())
require.NoError(t, err)
assert.Equal(t, tc.want, e.JWTPayload(tc.req))
})
}
}
func TestEvaluator_Evaluate(t *testing.T) {
dbd := make(DataBrokerData)
sessionID := uuid.New().String()
userID := uuid.New().String()
data, _ := ptypes.MarshalAny(&session.Session{
Version: "1",
Id: sessionID,
UserId: userID,
IdToken: &session.IDToken{
Issuer: "TestEvaluatorEvaluate",
Subject: userID,
IssuedAt: ptypes.TimestampNow(),
},
OauthToken: &session.OAuthToken{
AccessToken: "ACCESS TOKEN",
TokenType: "Bearer",
RefreshToken: "REFRESH TOKEN",
},
})
dbd.Update(&databroker.Record{
Version: "1",
Type: "type.googleapis.com/session.Session",
Id: sessionID,
Data: data,
})
data, _ = ptypes.MarshalAny(&user.User{
Version: "1",
Id: userID,
Email: "foo@example.com",
})
dbd.Update(&databroker.Record{
Version: "1",
Type: "type.googleapis.com/user.User",
Id: userID,
Data: data,
})
ctx := context.Background()
allowedPolicy := []config.Policy{{From: "https://foo.com", AllowedUsers: []string{"foo@example.com"}}}
forbiddenPolicy := []config.Policy{{From: "https://bar.com", AllowedUsers: []string{"bar@example.com"}}}
tests := []struct {
name string
reqURL string
policies []config.Policy
customPolicies []string
sessionID string
expectedStatus int
}{
{"allowed", "https://foo.com/path", allowedPolicy, nil, sessionID, http.StatusOK},
{"forbidden", "https://bar.com/path", forbiddenPolicy, nil, sessionID, http.StatusForbidden},
{"unauthorized", "https://foo.com/path", allowedPolicy, nil, "", http.StatusUnauthorized},
{"custom policy overwrite main policy", "https://foo.com/path", allowedPolicy, []string{"deny = true"}, sessionID, http.StatusForbidden},
}
for _, tc := range tests {
tc := tc
t.Run(tc.name, func(t *testing.T) {
t.Parallel()
e, err := New(&config.Options{
AuthenticateURL: mustParseURL("https://authn.example.com"),
Policies: tc.policies,
}, NewStore())
require.NoError(t, err)
res, err := e.Evaluate(ctx, &Request{
DataBrokerData: dbd,
HTTP: RequestHTTP{Method: "GET", URL: tc.reqURL},
Session: RequestSession{ID: tc.sessionID},
CustomPolicies: tc.customPolicies,
})
require.NoError(t, err)
assert.NotNil(t, res)
assert.Equal(t, tc.expectedStatus, res.Status)
})
}
}
func mustParseURL(str string) *url.URL {
u, err := url.Parse(str)
if err != nil {
panic(err)
}
return u
}
func BenchmarkEvaluator_Evaluate(b *testing.B) {
e, err := New(&config.Options{
AuthenticateURL: mustParseURL("https://authn.example.com"),
}, NewStore())
if !assert.NoError(b, err) {
return
}
lastSessionID := ""
dbd := make(DataBrokerData)
for i := 0; i < 100; i++ {
sessionID := uuid.New().String()
lastSessionID = sessionID
userID := uuid.New().String()
data, _ := ptypes.MarshalAny(&session.Session{
Version: fmt.Sprint(i),
Id: sessionID,
UserId: userID,
IdToken: &session.IDToken{
Issuer: "benchmark",
Subject: userID,
IssuedAt: ptypes.TimestampNow(),
},
OauthToken: &session.OAuthToken{
AccessToken: "ACCESS TOKEN",
TokenType: "Bearer",
RefreshToken: "REFRESH TOKEN",
},
})
dbd.Update(&databroker.Record{
Version: fmt.Sprint(i),
Type: "type.googleapis.com/session.Session",
Id: sessionID,
Data: data,
})
data, _ = ptypes.MarshalAny(&user.User{
Version: fmt.Sprint(i),
Id: userID,
})
dbd.Update(&databroker.Record{
Version: fmt.Sprint(i),
Type: "type.googleapis.com/user.User",
Id: userID,
Data: data,
})
}
b.ResetTimer()
ctx := context.Background()
for i := 0; i < b.N; i++ {
e.Evaluate(ctx, &Request{
DataBrokerData: dbd,
HTTP: RequestHTTP{
Method: "GET",
URL: "https://example.com/path",
Headers: map[string]string{},
},
Session: RequestSession{
ID: lastSessionID,
},
})
}
}