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// Copyright 2015 Google Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package ipauth
import (
"errors"
"net/http"
"testing"
"github.com/google/martian/v3"
"github.com/google/martian/v3/auth"
"github.com/google/martian/v3/martiantest"
"github.com/google/martian/v3/proxyutil"
)
func TestModifyRequest(t *testing.T) {
m := NewModifier()
m.SetRequestModifier(nil)
req, err := http.NewRequest("CONNECT", "https://www.example.com", nil)
if err != nil {
t.Fatalf("http.NewRequest(): got %v, want no error", err)
}
ctx, remove, err := martian.TestContext(req, nil, nil)
if err != nil {
t.Fatalf("martian.TestContext(): got %v, want no error", err)
}
defer remove()
if err := m.ModifyRequest(req); err != nil {
t.Fatalf("ModifyRequest(): got %v, want no error", err)
}
actx := auth.FromContext(ctx)
if got, want := actx.ID(), ""; got != want {
t.Errorf("actx.ID(): got %q, want %q", got, want)
}
// IP with port and modifier with error.
tm := martiantest.NewModifier()
reqerr := errors.New("request error")
tm.RequestError(reqerr)
req.RemoteAddr = "1.1.1.1:8111"
m.SetRequestModifier(tm)
if err := m.ModifyRequest(req); err != reqerr {
t.Fatalf("ModifyConnectRequest(): got %v, want %v", err, reqerr)
}
if got, want := actx.ID(), "1.1.1.1"; got != want {
t.Errorf("actx.ID(): got %q, want %q", got, want)
}
// IP without port and modifier with auth error.
req.RemoteAddr = "4.4.4.4"
authErr := errors.New("auth error")
tm.RequestError(nil)
tm.RequestFunc(func(req *http.Request) {
ctx := martian.NewContext(req)
actx := auth.FromContext(ctx)
actx.SetError(authErr)
})
if err := m.ModifyRequest(req); err != nil {
t.Fatalf("ModifyRequest(): got %v, want no error", err)
}
if got, want := actx.ID(), ""; got != want {
t.Errorf("actx.ID(): got %q, want %q", got, want)
}
}
func TestModifyResponse(t *testing.T) {
m := NewModifier()
m.SetResponseModifier(nil)
req, err := http.NewRequest("GET", "http://example.com", nil)
if err != nil {
t.Fatalf("http.NewRequest(): got %v, want no error", err)
}
ctx, remove, err := martian.TestContext(req, nil, nil)
if err != nil {
t.Fatalf("martian.TestContext(): got %v, want no error", err)
}
defer remove()
res := proxyutil.NewResponse(200, nil, req)
if err := m.ModifyResponse(res); err != nil {
t.Fatalf("ModifyResponse(): got %v, want no error", err)
}
// Modifier with error.
tm := martiantest.NewModifier()
reserr := errors.New("response error")
tm.ResponseError(reserr)
m.SetResponseModifier(tm)
if err := m.ModifyResponse(res); err != reserr {
t.Fatalf("ModifyResponse(): got %v, want %v", err, reserr)
}
// Modifier with auth error.
tm.ResponseError(nil)
authErr := errors.New("auth error")
tm.ResponseFunc(func(res *http.Response) {
ctx := martian.NewContext(res.Request)
actx := auth.FromContext(ctx)
actx.SetError(authErr)
})
actx := auth.FromContext(ctx)
actx.SetID("bad-auth")
if err := m.ModifyResponse(res); err != nil {
t.Fatalf("ModifyResponse(): got %v, want no error", err)
}
if got, want := res.StatusCode, 403; got != want {
t.Errorf("res.StatusCode: got %d, want %d", got, want)
}
if got, want := actx.Error(), authErr; got != want {
t.Errorf("actx.Error(): got %v, want %v", got, want)
}
}
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