remove unused changes

Author: idoqo

.github/workflows/go.yml

@@ -46,7 +46,7 @@ jobs:
         with:
           go-version-file: ${{ github.workspace }}/go.mod
 
-      - name: Install jq tool
+      - name: Install kerberos development libraries
         run: |
           sudo apt-get update
           sudo apt-get install libkrb5-dev

docker/kerberos-exporter.dockerfile

@@ -2,7 +2,6 @@
 
 mongohost=`getent hosts ${MONGO_HOST} | awk '{ print $1 }'`
 kerberos_host=`getent hosts ${KERBEROS_HOST} | awk '{ print $1 }'`
-gateway_ip=`ip route | grep default | awk '{print $3}'`
 
 cat > /krb5/krb5.conf <<EOL
 [libdefaults]

docker/scripts/setup-krb5-server.sh

@@ -199,8 +199,9 @@ func TestMongoS(t *testing.T) {
 	}
 }
 
-func generateKerberosConfigFile(t *testing.T) (*os.File, error) {
-	kerberosHost, err := tu.IpForContainer("kerberos")
+func generateKerberosConfigFile(t *testing.T) *os.File {
+	t.Helper()
+	kerberosHost, err := tu.IPForContainer("kerberos")
 	require.NoError(t, err)
 
 	config := fmt.Sprintf(`
@@ -227,17 +228,17 @@ func generateKerberosConfigFile(t *testing.T) (*os.File, error) {
 	_, err = configFile.WriteString(config)
 	require.NoError(t, err)
 
-	return configFile, nil
+	return configFile
 }
 
 func TestGSSAPIAuth(t *testing.T) {
 	logger := logrus.New()
 	logger.SetReportCaller(true)
 
-	mongoHost, err := tu.IpForContainer("psmdb-kerberos")
+	mongoHost, err := tu.IPForContainer("psmdb-kerberos")
 	require.NoError(t, err)
 
-	configFile, err := generateKerberosConfigFile(t)
+	configFile := generateKerberosConfigFile(t)
 	require.NoError(t, err)
 	defer func() {
 		_ = configFile.Close()

exporter/exporter_test.go

@@ -199,8 +199,8 @@ func PortForContainer(name string) (string, error) {
 	return ports[0].HostPort, nil
 }
 
-// IpForContainer returns the IP address of a running container.
-func IpForContainer(name string) (string, error) {
+// IPForContainer returns the IP address of a running container.
+func IPForContainer(name string) (string, error) {
 	di, err := InspectContainer(name)
 	if err != nil {
 		return "", errors.Wrapf(err, "cannot get error for container %q", name)