Add cr remarks

go/internal/config/config.go

@@ -36,6 +36,7 @@ type Config struct {
 	Secret         string             `yaml:"secret"`
 	HttpSettings   HttpSettingsConfig `yaml:"http_settings"`
 	HttpClient     *HttpClient
+	IPAddr         string
 }
 
 func New() (*Config, error) {
@@ -52,7 +53,10 @@ func NewFromDir(dir string) (*Config, error) {
 }
 
 func newFromFile(filename string) (*Config, error) {
-	cfg := &Config{RootDir: path.Dir(filename)}
+	cfg := &Config{
+		RootDir: path.Dir(filename),
+		IPAddr:  getIPAddr(),
+	}
 
 	configBytes, err := ioutil.ReadFile(filename)
 	if err != nil {
@@ -123,7 +127,7 @@ func parseSecret(cfg *Config) error {
 	return nil
 }
 
-func (c *Config) IpAddr() string {
+func getIPAddr() string {
 	address := os.Getenv("SSH_CONNECTION")
 	if address != "" {
 		return strings.Fields(address)[0]

go/internal/config/config_test.go

@@ -2,6 +2,7 @@ package config
 
 import (
 	"fmt"
+	"os"
 	"path"
 	"testing"
 
@@ -110,3 +111,10 @@ func TestParseConfig(t *testing.T) {
 		})
 	}
 }
+
+func TestGetIPAddr(t *testing.T) {
+	err := os.Setenv("SSH_CONNECTION", "127.0.0.1 0")
+
+	require.Nil(t, err)
+	require.Equal(t, getIPAddr(), "127.0.0.1")
+}

go/internal/gitlabnet/client.go

@@ -109,7 +109,7 @@ func (c *GitlabClient) DoRequest(method, path string, data interface{}) (*http.R
 	request.Header.Set(secretHeaderName, encodedSecret)
 
 	request.Header.Add("Content-Type", "application/json")
-	request.Header.Add("X_FORWARDED_FOR", c.config.IpAddr())
+	request.Header.Add("X_FORWARDED_FOR", c.config.IPAddr)
 
 	request.Close = true
 

go/internal/gitlabnet/client_test.go

@@ -6,7 +6,6 @@ import (
 	"fmt"
 	"io/ioutil"
 	"net/http"
-	"os"
 	"path"
 	"testing"
 
@@ -108,7 +107,7 @@ func TestClients(t *testing.T) {
 
 			tc.config.GitlabUrl = url
 			tc.config.Secret = "sssh, it's a secret"
-
+			tc.config.IPAddr = "127.0.0.1"
 			client, err := GetClient(tc.config)
 			require.NoError(t, err)
 
@@ -229,9 +228,6 @@ func testAuthenticationHeader(t *testing.T, client *GitlabClient) {
 
 func testXForwardedForHeader(t *testing.T, client *GitlabClient) {
 	t.Run("X-Forwarded-For for GET", func(t *testing.T) {
-		err := os.Setenv("SSH_CONNECTION", "127.0.0.1 0")
-		require.Nil(t, err)
-
 		response, err := client.Get("/with_ip")
 
 		require.NoError(t, err)
@@ -241,7 +237,6 @@ func testXForwardedForHeader(t *testing.T, client *GitlabClient) {
 
 	t.Run("X-Forwarded-For for POST", func(t *testing.T) {
 		data := map[string]string{"key": "value"}
-		os.Setenv("SSH_CONNECTION", "127.0.0.1 0")
 		response, err := client.Post("/with_ip", data)
 
 		require.NoError(t, err)