Connecting Mizu to the application (#313)

cli/config/config.go

@@ -54,16 +54,30 @@ func InitConfig(cmd *cobra.Command) error {
 	return nil
 }
 
-func GetConfigWithDefaults() (string, error) {
+func GetConfigWithDefaults() (*ConfigStruct, error) {
 	defaultConf := ConfigStruct{}
 	if err := defaults.Set(&defaultConf); err != nil {
-		return "", err
+		return nil, err
 	}
 
 	configElem := reflect.ValueOf(&defaultConf).Elem()
 	setZeroForReadonlyFields(configElem)
 
-	return uiUtils.PrettyYaml(defaultConf)
+	return &defaultConf, nil
+}
+
+func WriteConfig(config *ConfigStruct) error {
+	template, err := uiUtils.PrettyYaml(config)
+	if err != nil {
+		return fmt.Errorf("failed converting config to yaml, err: %v", err)
+	}
+
+	data := []byte(template)
+	if err := ioutil.WriteFile(Config.ConfigFilePath, data, 0644); err != nil {
+		return fmt.Errorf("failed writing config, err: %v", err)
+	}
+
+	return nil
 }
 
 func mergeConfigFile(configFilePath string) error {

cli/config/configStruct.go

@@ -21,6 +21,7 @@ type ConfigStruct struct {
 	Version                configStructs.VersionConfig `yaml:"version"`
 	View                   configStructs.ViewConfig    `yaml:"view"`
 	Logs                   configStructs.LogsConfig    `yaml:"logs"`
+	Auth                   configStructs.AuthConfig    `yaml:"auth"`
 	Config                 configStructs.ConfigConfig  `yaml:"config,omitempty"`
 	AgentImage             string                      `yaml:"agent-image,omitempty" readonly:""`
 	ImagePullPolicyStr     string                      `yaml:"image-pull-policy" default:"Always"`

cli/config/configStructs/authConfig.go

@@ -0,0 +1,6 @@
+package configStructs
+
+type AuthConfig struct {
+	EnvName      string    `yaml:"env-name" default:"up9.app"`
+	Token        string    `yaml:"token"`
+}

cli/config/config_test.go

@@ -3,6 +3,7 @@ package config_test
 import (
 	"fmt"
 	"github.com/up9inc/mizu/cli/config"
+	"gopkg.in/yaml.v3"
 	"reflect"
 	"strings"
 	"testing"
@@ -15,10 +16,11 @@ func TestConfigWriteIgnoresReadonlyFields(t *testing.T) {
 	getFieldsWithReadonlyTag(configElem, &readonlyFields)
 
 	configWithDefaults, _ := config.GetConfigWithDefaults()
+	configWithDefaultsBytes, _ := yaml.Marshal(configWithDefaults)
 	for _, readonlyField := range readonlyFields {
 		t.Run(readonlyField, func(t *testing.T) {
-			readonlyFieldToCheck := fmt.Sprintf("\n%s:", readonlyField)
-			if strings.Contains(configWithDefaults, readonlyFieldToCheck) {
+			readonlyFieldToCheck := fmt.Sprintf(" %s:", readonlyField)
+			if strings.Contains(string(configWithDefaultsBytes), readonlyFieldToCheck) {
 				t.Errorf("unexpected result - readonly field: %v, config: %v", readonlyField, configWithDefaults)
 			}
 		})