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remoteaddr_test.go
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remoteaddr_test.go
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// Licensed to Elasticsearch B.V. under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. Elasticsearch B.V. licenses this file to you 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 apmhttputil_test
import (
"net/http"
"net/url"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"go.elastic.co/apm/internal/apmhttputil"
)
func TestRemoteAddr(t *testing.T) {
req := &http.Request{
RemoteAddr: "[::1]:1234",
Header: make(http.Header),
}
req.Header.Set("X-Forwarded-For", "client.invalid, proxy.invalid")
req.Header.Set("X-Real-IP", "127.1.2.3")
assert.Equal(t, "::1", apmhttputil.RemoteAddr(req))
}
func TestDestinationAddr(t *testing.T) {
test := func(u, expectAddr string, expectPort int) {
t.Run(u, func(t *testing.T) {
url, err := url.Parse(u)
require.NoError(t, err)
addr, port := apmhttputil.DestinationAddr(&http.Request{URL: url})
assert.Equal(t, expectAddr, addr)
assert.Equal(t, expectPort, port)
})
}
test("http://127.0.0.1:80", "127.0.0.1", 80)
test("http://127.0.0.1", "127.0.0.1", 80)
test("https://127.0.0.1:443", "127.0.0.1", 443)
test("https://127.0.0.1", "127.0.0.1", 443)
test("https://[::1]", "::1", 443)
test("https://[::1]:1234", "::1", 1234)
test("gopher://gopher.invalid:70", "gopher.invalid", 70)
test("gopher://gopher.invalid", "gopher.invalid", 0) // default unknown
}