From c6c26bd9146d205ca661e681d6c81d125f34fc44 Mon Sep 17 00:00:00 2001
From: schulze <thefeli73@hotmail.com>
Date: Tue, 11 Apr 2023 12:55:38 +0200
Subject: [PATCH] remove UUIDs

---
 main.go         |  8 ++++----
 state/config.go | 20 --------------------
 2 files changed, 4 insertions(+), 24 deletions(-)

diff --git a/main.go b/main.go
index a185c29..4ca5190 100644
--- a/main.go
+++ b/main.go
@@ -4,7 +4,6 @@ import (
 	"fmt"
 	"net/netip"
 
-	"github.com/google/uuid"
 	"github.com/thefeli73/polemos/mtdaws"
 	"github.com/thefeli73/polemos/state"
 )
@@ -39,6 +38,7 @@ func indexAllInstances(config state.Config) state.Config {
 
 	//index AWS instances
 	awsNewInstanceCounter := 0
+	awsRemovedInstanceCounter := 0
 	awsInstanceCounter := 0
 	awsInstances := mtdaws.GetInstances(config)
 	for _, instance := range awsInstances {
@@ -57,7 +57,8 @@ func indexAllInstances(config state.Config) state.Config {
 		}
 		awsInstanceCounter++
 	}
-	fmt.Printf("Found %d AWS instances (%d newly added)\n", awsInstanceCounter, awsNewInstanceCounter)
+	// TODO: Purge instances in config that are not found in the cloud
+	fmt.Printf("Found %d AWS instances (%d newly added, %d removed)\n", awsInstanceCounter, awsNewInstanceCounter, awsRemovedInstanceCounter)
 
 
 	return config
@@ -68,11 +69,10 @@ func indexInstance(config state.Config, cloudID string, serviceIP netip.Addr) (s
 	for _, service := range config.MTD.Services {
 		if service.CloudID == cloudID {
 			found = true
+			break;
 		}
 	}
-	u := uuid.New()
 	newService := state.Service{
-		ID: state.CustomUUID(u),
 		CloudID: cloudID,
 		ServiceIP: serviceIP}
 	return newService, found
diff --git a/state/config.go b/state/config.go
index a74c59e..628df3f 100644
--- a/state/config.go
+++ b/state/config.go
@@ -6,7 +6,6 @@ import (
 	"net/netip"
 	"os"
 
-	"github.com/google/uuid"
 	"gopkg.in/yaml.v3"
 )
 
@@ -22,7 +21,6 @@ type mtdconf struct {
 
 // Service contains all necessary information about a service to identify it in the cloud as well as configuring a proxy for it
 type Service struct {
-    ID              CustomUUID  `yaml:"id"`
     CloudID         string      `yaml:"cloud_id"`
     EntryIP         netip.Addr  `yaml:"entry_ip"`
     EntryPort       uint16      `yaml:"entry_port"`
@@ -30,29 +28,11 @@ type Service struct {
     ServicePort     uint16      `yaml:"service_port"`
 }
 
-// CustomUUID is an alias for uuid.UUID to enable custom unmarshal function
-type CustomUUID uuid.UUID
-
 type aws struct {
     Regions         []string    `yaml:"regions"`
     CredentialsPath string      `yaml:"credentials_path"`
 }
 
-// UnmarshalYAML parses uuid in yaml to CustomUUID type
-func (u *CustomUUID) UnmarshalYAML(value *yaml.Node) error {
-	id, err := uuid.Parse(value.Value)
-	if err != nil {
-		return err
-	}
-	*u = CustomUUID(id)
-	return nil
-}
-
-// MarshalYAML parses CustomUUID type to uuid string for yaml 
-func (u CustomUUID) MarshalYAML() (interface{}, error) {
-	return uuid.UUID(u).String(), nil
-}
-
 // LoadConf loads config from a yaml file
 func LoadConf(filename string) (Config) {
     var config Config