Repository: container-registry/harbor-satellite
Pull request #98: Update the satellite code to accept the new state artifact
Author: login: mviswanathsai
Labels: name: enhancement
description: New feature or request
name: golang
Created: 2025-03-13T19:36:15Z | Merged: 2025-03-25T16:04:48Z

![image](https://github.com/user-attachments/assets/1c3f466f-2857-40ad-a073-e7d694b6c5d4)

The architecture will now follow this diagram.
Note, this PR implements the satellite side changes, along with the changes in GC (for ease of merging later on). This PR should ideally be reviewed and merged after #95.

Satellite  can now interpret the new state artifact and reconcile images like its supposed to.

<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit

- **Refactor**
  - Streamlined state management across the platform by transitioning from a multi-value to a unified single state representation.
  - Updated API responses to consistently deliver a single state value.
  - Introduced a new `RegistryConfig` struct to encapsulate registry credentials.

- **Chores**
  - Enhanced logging and error handling during state fetching and processing.
  - Made minor code formatting adjustments to improve overall quality.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->


Diff:
diff --git a/cmd/main.go b/cmd/main.go
index 7f72cdbf..d1f0c51f 100644
--- a/cmd/main.go
+++ b/cmd/main.go
@@ -5,10 +5,11 @@ import (
 	"fmt"
 
 	"github.com/container-registry/harbor-satellite/internal/config"
+	"github.com/container-registry/harbor-satellite/internal/logger"
 	"github.com/container-registry/harbor-satellite/internal/satellite"
 	"github.com/container-registry/harbor-satellite/internal/server"
+	"github.com/container-registry/harbor-satellite/internal/state"
 	"github.com/container-registry/harbor-satellite/internal/utils"
-	"github.com/container-registry/harbor-satellite/internal/logger"
 	"github.com/container-registry/harbor-satellite/registry"
 	"github.com/rs/zerolog"
 	"golang.org/x/sync/errgroup"
@@ -45,9 +46,9 @@ func Run() error {
 	}
 	defer scheduler.Stop()
 
-	localRegistryConfig := satellite.NewRegistryConfig(config.GetRemoteRegistryURL(), config.GetRemoteRegistryUsername(), config.GetRemoteRegistryPassword())
-	sourceRegistryConfig := satellite.NewRegistryConfig(config.GetSourceRegistryURL(), config.GetSourceRegistryUsername(), config.GetSourceRegistryPassword())
-	satelliteService := satellite.NewSatellite(ctx, scheduler.GetSchedulerKey(), localRegistryConfig, sourceRegistryConfig, config.UseUnsecure(), config.GetStates())
+	localRegistryConfig := state.NewRegistryConfig(config.GetRemoteRegistryURL(), config.GetRemoteRegistryUsername(), config.GetRemoteRegistryPassword())
+	sourceRegistryConfig := state.NewRegistryConfig(config.GetSourceRegistryURL(), config.GetSourceRegistryUsername(), config.GetSourceRegistryPassword())
+	satelliteService := satellite.NewSatellite(ctx, scheduler.GetSchedulerKey(), localRegistryConfig, sourceRegistryConfig, config.UseUnsecure(), config.GetState())
 
 	wg.Go(func() error {
 		return satelliteService.Run(ctx)
diff --git a/ground-control/internal/models/models.go b/ground-control/internal/models/models.go
index 1a8b7a8a..03fc1915 100644
--- a/ground-control/internal/models/models.go
+++ b/ground-control/internal/models/models.go
@@ -19,8 +19,8 @@ type Artifact struct {
 }
 
 type ZtrResult struct {
-	States []string `json:"states"`
-	Auth   Account  `json:"auth"`
+	State string  `json:"state"`
+	Auth  Account `json:"auth"`
 }
 
 type Account struct {
diff --git a/ground-control/internal/server/handlers.go b/ground-control/internal/server/handlers.go
index 580cd4bd..4727f2dc 100644
--- a/ground-control/internal/server/handlers.go
+++ b/ground-control/internal/server/handlers.go
@@ -153,7 +153,6 @@ func (s *Server) groupsSyncHandler(w http.ResponseWriter, r *http.Request) {
 }
 
 func (s *Server) registerSatelliteHandler(w http.ResponseWriter, r *http.Request) {
-	// The groups, as soon as they are created, already have their own state artifact.
 	var req RegisterSatelliteParams
 	if err := DecodeRequestBody(r, &req); err != nil {
 		log.Println(err)
@@ -225,8 +224,7 @@ func (s *Server) registerSatelliteHandler(w http.ResponseWriter, r *http.Request
 		tx.Rollback()
 		return
 	}
-
-	var groupStates []string
+    var groupStates []string
 
 	// Check if Groups is nil before dereferencing
 	if req.Groups != nil {
@@ -505,7 +503,7 @@ func (s *Server) ztrHandler(w http.ResponseWriter, r *http.Request) {
 
 	// we need to update the state here to reflect the satellite's state artifact
 	result := models.ZtrResult{
-		States: []string{satelliteState},
+		State: satelliteState,
 		Auth: models.Account{
 			Name:     robot.RobotName,
 			Secret:   robot.RobotSecret,
diff --git a/ground-control/internal/utils/helper.go b/ground-control/internal/utils/helper.go
index 578aba8d..06784cb6 100644
--- a/ground-control/internal/utils/helper.go
+++ b/ground-control/internal/utils/helper.go
@@ -255,7 +255,6 @@ func tagImage(destination string, options []crane.Option) error {
 	}
 	return nil
 }
-
 func getStateArtifactDestination(registry, repository string) string {
 	return fmt.Sprintf("%s/%s/%s", registry, repository, "state")
 }
diff --git a/internal/config/config.go b/internal/config/config.go
index b37e7e5c..e73f8880 100644
--- a/internal/config/config.go
+++ b/internal/config/config.go
@@ -41,8 +41,8 @@ type LocalJsonConfig struct {
 }
 
 type StateConfig struct {
-	Auth   Auth     `json:"auth,omitempty"`
-	States []string `json:"states,omitempty"`
+	Auth  Auth   `json:"auth,omitempty"`
+	State string `json:"state,omitempty"`
 }
 
 type Config struct {
@@ -139,11 +139,11 @@ func InitConfig(configPath string) ([]error, []Warning) {
 	return err, warnings
 }
 
-func UpdateStateAuthConfig(name, registry, secret string, states []string) error {
+func UpdateStateAuthConfig(name, registry, secret string, state string) error {
 	appConfig.StateConfig.Auth.SourceUsername = name
 	appConfig.StateConfig.Auth.Registry = registry
 	appConfig.StateConfig.Auth.SourcePassword = secret
-	appConfig.StateConfig.States = states
+	appConfig.StateConfig.State = state
 	return WriteConfig(DefaultConfigPath)
 }
 
diff --git a/internal/config/getters.go b/internal/config/getters.go
index c5764aa7..8931e86e 100644
--- a/internal/config/getters.go
+++ b/internal/config/getters.go
@@ -44,8 +44,8 @@ func GetSourceRegistryURL() string {
 	return appConfig.StateConfig.Auth.Registry
 }
 
-func GetStates() []string {
-	return appConfig.StateConfig.States
+func GetState() string {
+	return appConfig.StateConfig.State
 }
 
 func GetToken() string {
diff --git a/internal/satellite/satellite.go b/internal/satellite/satellite.go
index a7f2d52d..3cace29b 100644
--- a/internal/satellite/satellite.go
+++ b/internal/satellite/satellite.go
@@ -4,42 +4,28 @@ import (
 	"context"
 
 	"github.com/container-registry/harbor-satellite/internal/config"
+	"github.com/container-registry/harbor-satellite/internal/logger"
 	"github.com/container-registry/harbor-satellite/internal/notifier"
 	"github.com/container-registry/harbor-satellite/internal/scheduler"
 	"github.com/container-registry/harbor-satellite/internal/state"
-	"github.com/container-registry/harbor-satellite/internal/logger"
-  "github.com/container-registry/harbor-satellite/internal/utils"
+	"github.com/container-registry/harbor-satellite/internal/utils"
 )
 
-type RegistryConfig struct {
-	URL      string
-	UserName string
-	Password string
-}
-
-func NewRegistryConfig(url, username, password string) RegistryConfig {
-	return RegistryConfig{
-		URL:      url,
-		UserName: username,
-		Password: password,
-	}
-}
-
 type Satellite struct {
 	schedulerKey          scheduler.SchedulerKey
-	LocalRegistryConfig   RegistryConfig
-	SourcesRegistryConfig RegistryConfig
+	LocalRegistryConfig   state.RegistryConfig
+	SourcesRegistryConfig state.RegistryConfig
 	UseUnsecure           bool
-	states                []string
+	state                 string
 }
 
-func NewSatellite(ctx context.Context, schedulerKey scheduler.SchedulerKey, localRegistryConfig, sourceRegistryConfig RegistryConfig, useUnsecure bool, states []string) *Satellite {
+func NewSatellite(ctx context.Context, schedulerKey scheduler.SchedulerKey, localRegistryConfig, sourceRegistryConfig state.RegistryConfig, useUnsecure bool, state string) *Satellite {
 	return &Satellite{
 		schedulerKey:          schedulerKey,
 		LocalRegistryConfig:   localRegistryConfig,
 		SourcesRegistryConfig: sourceRegistryConfig,
 		UseUnsecure:           useUnsecure,
-		states:                states,
+		state:                 state,
 	}
 }
 
@@ -54,8 +40,7 @@ func (s *Satellite) Run(ctx context.Context) error {
 	// Create a simple notifier and add it to the process
 	notifier := notifier.NewSimpleNotifier(ctx)
 	// Creating a process to fetch and replicate the state
-	states := config.GetStates()
-	fetchAndReplicateStateProcess := state.NewFetchAndReplicateStateProcess(replicateStateCron, notifier, s.SourcesRegistryConfig.URL, s.SourcesRegistryConfig.UserName, s.SourcesRegistryConfig.Password, s.LocalRegistryConfig.URL, s.LocalRegistryConfig.UserName, s.LocalRegistryConfig.Password, s.UseUnsecure, states)
+	fetchAndReplicateStateProcess := state.NewFetchAndReplicateStateProcess(replicateStateCron, notifier, s.SourcesRegistryConfig, s.LocalRegistryConfig, s.UseUnsecure, config.GetState())
 	configFetchProcess := state.NewFetchConfigFromGroundControlProcess(updateConfigCron, "", "")
 	ztrProcess := state.NewZtrProcess(ztrCron)
 	err := scheduler.Schedule(configFetchProcess)
@@ -69,6 +54,7 @@ func (s *Satellite) Run(ctx context.Context) error {
 		log.Error().Err(err).Msg("Error scheduling process")
 		return err
 	}
+
 	// Schedule Register Satellite Process
 	if utils.IsZTRDone() {
 		log.Info().Msg("ZTR already performed, skipping the process")
diff --git a/internal/state/fetcher.go b/internal/state/fetcher.go
index 3213895b..e75f718e 100644
--- a/internal/state/fetcher.go
+++ b/internal/state/fetcher.go
@@ -12,15 +12,17 @@ import (
 	"github.com/container-registry/harbor-satellite/internal/utils"
 	"github.com/google/go-containerregistry/pkg/authn"
 	"github.com/google/go-containerregistry/pkg/crane"
+	v1 "github.com/google/go-containerregistry/pkg/v1"
+	"github.com/rs/zerolog"
 )
 
 type StateFetcher interface {
-	FetchStateArtifact(state interface{}) error
+	FetchStateArtifact(state interface{}, log *zerolog.Logger) error
 }
 
 type baseStateFetcher struct {
-	username              string
-	password              string
+	username string
+	password string
 }
 
 type URLStateFetcher struct {
@@ -37,8 +39,8 @@ func NewURLStateFetcher(stateURL, userName, password string) StateFetcher {
 	url := utils.FormatRegistryURL(stateURL)
 	return &URLStateFetcher{
 		baseStateFetcher: baseStateFetcher{
-			username:              userName,
-			password:              password,
+			username: userName,
+			password: password,
 		},
 		url: url,
 	}
@@ -47,14 +49,14 @@ func NewURLStateFetcher(stateURL, userName, password string) StateFetcher {
 func NewFileStateFetcher(filePath, userName, password string) StateFetcher {
 	return &FileStateArtifactFetcher{
 		baseStateFetcher: baseStateFetcher{
-			username:              userName,
-			password:              password,
+			username: userName,
+			password: password,
 		},
 		filePath: filePath,
 	}
 }
 
-func (f *FileStateArtifactFetcher) FetchStateArtifact(state interface{}) error {
+func (f *FileStateArtifactFetcher) FetchStateArtifact(state interface{}, log *zerolog.Logger) error {
 	content, err := os.ReadFile(f.filePath)
 	if err != nil {
 		return fmt.Errorf("failed to read the state artifact file: %v", err)
@@ -66,55 +68,81 @@ func (f *FileStateArtifactFetcher) FetchStateArtifact(state interface{}) error {
 	return nil
 }
 
-func (f *URLStateFetcher) FetchStateArtifact(state interface{}) error {
+func (f *URLStateFetcher) FetchStateArtifact(state interface{}, log *zerolog.Logger) error {
+	switch s := state.(type) {
+	case *SatelliteState:
+		return f.fetchSatelliteState(s, log)
+
+	case *State:
+		return f.fetchGroupState(s, log)
+
+	default:
+		return fmt.Errorf("unexpected state type: %T", s)
+	}
+}
+
+func (f *URLStateFetcher) fetchSatelliteState(state *SatelliteState, log *zerolog.Logger) error {
+	log.Info().Msgf("Fetching satellite state artifact: %s", f.url)
+	img, err := f.pullImage(log)
+	if err != nil {
+		return err
+	}
+	return f.extractArtifactJSON(f.url, img, state, log)
+}
+
+func (f *URLStateFetcher) fetchGroupState(state *State, log *zerolog.Logger) error {
+	log.Info().Msgf("Fetching group state artifact: %s", f.url)
+	img, err := f.pullImage(log)
+	if err != nil {
+		return err
+	}
+	return f.extractArtifactJSON(f.url, img, state, log)
+}
+
+func (f *URLStateFetcher) pullImage(log *zerolog.Logger) (v1.Image, error) {
+	log.Debug().Msgf("Pulling state artifact: %s", f.url)
 	auth := authn.FromConfig(authn.AuthConfig{
 		Username: f.username,
 		Password: f.password,
 	})
-
 	options := []crane.Option{crane.WithAuth(auth)}
 	if config.UseUnsecure() {
 		options = append(options, crane.Insecure)
 	}
+	return crane.Pull(f.url, options...)
+}
 
-	img, err := crane.Pull(f.url, options...)
-	if err != nil {
-		return fmt.Errorf("failed to pull the state artifact: %v", err)
-	}
+func (f *URLStateFetcher) extractArtifactJSON(url string, img v1.Image, out interface{}, log *zerolog.Logger) error {
+	log.Debug().Msgf("Extracting artifact.json from the state artifact: %s", url)
 
 	tarContent := new(bytes.Buffer)
 	if err := crane.Export(img, tarContent); err != nil {
+		log.Error().Msgf("Error exporting the fs contents of the state artifact: %s", url)
 		return fmt.Errorf("failed to export the state artifact: %v", err)
 	}
 
 	tr := tar.NewReader(tarContent)
-	var artifactsJSON []byte
-
 	for {
 		hdr, err := tr.Next()
 		if err == io.EOF {
 			break
 		}
 		if err != nil {
+			log.Error().Msgf("Failed to read the tar archive of the state artifact: %s", url)
 			return fmt.Errorf("failed to read the tar archive: %v", err)
 		}
 
 		if hdr.Name == "artifacts.json" {
-			artifactsJSON, err = io.ReadAll(tr)
+			artifactsJSON, err := io.ReadAll(tr)
 			if err != nil {
+				log.Error().Msgf("Failed to read the artifacts.json of the state artifact: %s", url)
 				return fmt.Errorf("failed to read the artifacts.json file: %v", err)
 			}
-			break
+			return json.Unmarshal(artifactsJSON, out)
 		}
 	}
-	if artifactsJSON == nil {
-		return fmt.Errorf("artifacts.json not found in the state artifact")
-	}
-	err = json.Unmarshal(artifactsJSON, &state)
-	if err != nil {
-		return fmt.Errorf("failed to parse the artifacts.json file: %v", err)
-	}
-	return nil
+	log.Error().Msgf("artifacts.json not present for the state artifact: %s", url)
+	return fmt.Errorf("artifacts.json not found in the state artifact")
 }
 
 func FromJSON(data []byte, reg StateReader) (StateReader, error) {
diff --git a/internal/state/helpers.go b/internal/state/helpers.go
index 221f21c9..0df69ddf 100644
--- a/internal/state/helpers.go
+++ b/internal/state/helpers.go
@@ -8,7 +8,7 @@ import (
 	"github.com/rs/zerolog"
 )
 
-func processInput(input, username, password string, log *zerolog.Logger) (StateFetcher, error) {
+func getStateFetcherForInput(input, username, password string, log *zerolog.Logger) (StateFetcher, error) {
 
 	if utils.IsValidURL(input) {
 		return processURLInput(utils.FormatRegistryURL(input), username, password, log)
diff --git a/internal/state/registration_process.go b/internal/state/registration_process.go
index 042a9317..17046acc 100644
--- a/internal/state/registration_process.go
+++ b/internal/state/registration_process.go
@@ -70,7 +70,7 @@ func (z *ZtrProcess) Execute(ctx context.Context) error {
 		return fmt.Errorf("failed to register satellite: invalid state auth config received")
 	}
 	// Update the state config in app config
-	if err := config.UpdateStateAuthConfig(stateConfig.Auth.SourceUsername, stateConfig.Auth.Registry, stateConfig.Auth.SourcePassword, stateConfig.States); err != nil {
+	if err := config.UpdateStateAuthConfig(stateConfig.Auth.SourceUsername, stateConfig.Auth.Registry, stateConfig.Auth.SourcePassword, stateConfig.State); err != nil {
 		log.Error().Msgf("Failed to register satellite: could not update state auth config")
 		return fmt.Errorf("failed to register satellite: could not update state auth config")
 	}
diff --git a/internal/state/state.go b/internal/state/state.go
index e7e429a6..5b2ddfd9 100644
--- a/internal/state/state.go
+++ b/internal/state/state.go
@@ -24,9 +24,12 @@ type State struct {
 	Artifacts []Artifact `json:"artifacts"`
 }
 
+type SatelliteState struct {
+	States []string
+}
+
 func NewState() StateReader {
-	state := &State{}
-	return state
+	return &State{}
 }
 
 func (a *State) GetRegistryURL() string {
diff --git a/internal/state/state_process.go b/internal/state/state_process.go
index 3e97a79c..f00fff13 100644
--- a/internal/state/state_process.go
+++ b/internal/state/state_process.go
@@ -5,12 +5,12 @@ import (
 	"fmt"
 	"strings"
 	"sync"
-  
+
 	"github.com/container-registry/harbor-satellite/internal/config"
+	"github.com/container-registry/harbor-satellite/internal/logger"
 	"github.com/container-registry/harbor-satellite/internal/notifier"
 	"github.com/container-registry/harbor-satellite/internal/scheduler"
 	"github.com/container-registry/harbor-satellite/internal/utils"
-	"github.com/container-registry/harbor-satellite/internal/logger"
 	"github.com/robfig/cron/v3"
 	"github.com/rs/zerolog"
 )
@@ -26,16 +26,17 @@ type FetchAndReplicateAuthConfig struct {
 }
 
 type FetchAndReplicateStateProcess struct {
-	id          cron.EntryID
-	name        string
-	cronExpr    string
-	isRunning   bool
-	stateMap    []StateMap
-	notifier    notifier.Notifier
-	mu          *sync.Mutex
-	authConfig  FetchAndReplicateAuthConfig
-	eventBroker *scheduler.EventBroker
-	Replicator  Replicator
+	id             cron.EntryID
+	name           string
+	cronExpr       string
+	isRunning      bool
+	satelliteState string
+	stateMap       []StateMap
+	notifier       notifier.Notifier
+	mu             *sync.Mutex
+	authConfig     FetchAndReplicateAuthConfig
+	eventBroker    *scheduler.EventBroker
+	Replicator     Replicator
 }
 
 type StateMap struct {
@@ -44,6 +45,12 @@ type StateMap struct {
 	Entities []Entity
 }
 
+type RegistryConfig struct {
+	URL      string
+	Username string
+	Password string
+}
+
 func NewStateMap(url []string) []StateMap {
 	var stateMap []StateMap
 	for _, u := range url {
@@ -52,36 +59,52 @@ func NewStateMap(url []string) []StateMap {
 	return stateMap
 }
 
-func NewFetchAndReplicateStateProcess(cronExpr string, notifier notifier.Notifier, sourceRegistryURL, sourceRegistryUsername, sourceRegistryPassword, remoteRegistryURL, remoteRegistryUsername, remoteRegistryPassword string, useUnsecure bool, states []string) *FetchAndReplicateStateProcess {
-	sourceURL := utils.FormatRegistryURL(sourceRegistryURL)
-	remoteURL := utils.FormatRegistryURL(remoteRegistryURL)
+func NewRegistryConfig(url, username, password string) RegistryConfig {
+	return RegistryConfig{
+		URL:      url,
+		Username: username,
+		Password: password,
+	}
+}
+
+func NewFetchAndReplicateStateProcess(cronExpr string, notifier notifier.Notifier, sourceRegistryCredentials RegistryConfig, remoteRegistryCredentials RegistryConfig, useUnsecure bool, state string) *FetchAndReplicateStateProcess {
+	sourceURL := utils.FormatRegistryURL(sourceRegistryCredentials.URL)
+	remoteURL := utils.FormatRegistryURL(remoteRegistryCredentials.URL)
 	return &FetchAndReplicateStateProcess{
-		name:      config.ReplicateStateJobName,
-		cronExpr:  cronExpr,
-		isRunning: false,
-		notifier:  notifier,
-		mu:        &sync.Mutex{},
-		stateMap:  NewStateMap(states),
+		name:           config.ReplicateStateJobName,
+		cronExpr:       cronExpr,
+		isRunning:      false,
+		notifier:       notifier,
+		mu:             &sync.Mutex{},
+		satelliteState: state,
 		authConfig: FetchAndReplicateAuthConfig{
 			SourceRegistry:         sourceURL,
-			SourceRegistryUserName: sourceRegistryUsername,
-			SourceRegistryPassword: sourceRegistryPassword,
+			SourceRegistryUserName: sourceRegistryCredentials.Username,
+			SourceRegistryPassword: sourceRegistryCredentials.Password,
 			UseUnsecure:            useUnsecure,
 			RemoteRegistryURL:      remoteURL,
-			RemoteRegistryUserName: remoteRegistryUsername,
-			RemoteRegistryPassword: remoteRegistryPassword,
+			RemoteRegistryUserName: remoteRegistryCredentials.Username,
+			RemoteRegistryPassword: remoteRegistryCredentials.Password,
 		},
-		Replicator: NewBasicReplicator(sourceRegistryUsername, sourceRegistryPassword, sourceURL, remoteURL, remoteRegistryUsername, remoteRegistryPassword, useUnsecure),
+		Replicator: NewBasicReplicator(sourceRegistryCredentials.Username, sourceRegistryCredentials.Password, sourceURL, remoteURL, remoteRegistryCredentials.Username, remoteRegistryCredentials.Password, useUnsecure),
 	}
 }
 
 func (f *FetchAndReplicateStateProcess) Execute(ctx context.Context) error {
 	defer f.stop()
+
 	log := logger.FromContext(ctx)
+
 	if !f.start() {
 		log.Warn().Msgf("Process %s is already running", f.name)
 		return nil
 	}
+
+	// To get the satellite state, we need to perform ZTR. However, the outcome of this process is non-deterministic.
+	// So we may be initializing the FetchAndReplicateProcess with an empty satelliteState
+	// As a sanity check, we need to update the satelliteState.
+	f.satelliteState = config.GetState()
+
 	canExecute, reason := f.CanExecute(ctx)
 	if !canExecute {
 		log.Warn().Msgf("Cannot execute process: %s", reason)
@@ -89,14 +112,24 @@ func (f *FetchAndReplicateStateProcess) Execute(ctx context.Context) error {
 	}
 	log.Info().Msg(reason)
 
+	// Fetch the satellite's state
+	satelliteState, err := f.fetchSatelliteState(log)
+	if err != nil {
+		return err
+	}
+
+	// Update stateMap
+	f.updateStateMap(satelliteState.States)
+
+	// Loop through each state and reconcile the satellite
 	for i := range f.stateMap {
 		log.Info().Msgf("Processing state for %s", f.stateMap[i].url)
-		stateFetcher, err := processInput(f.stateMap[i].url, f.authConfig.SourceRegistryUserName, f.authConfig.SourceRegistryPassword, log)
+		groupStateFetcher, err := getStateFetcherForInput(f.stateMap[i].url, f.authConfig.SourceRegistryUserName, f.authConfig.SourceRegistryPassword, log)
 		if err != nil {
 			log.Error().Err(err).Msg("Error processing input")
 			return err
 		}
-		newStateFetched, err := f.FetchAndProcessState(stateFetcher, log)
+		newStateFetched, err := f.FetchAndProcessState(groupStateFetcher, log)
 		if err != nil {
 			log.Error().Err(err).Msg("Error fetching state")
 			return err
@@ -124,6 +157,48 @@ func (f *FetchAndReplicateStateProcess) Execute(ctx context.Context) error {
 	return nil
 }
 
+func (f *FetchAndReplicateStateProcess) fetchSatelliteState(log *zerolog.Logger) (*SatelliteState, error) {
+	satelliteStateFetcher, err := getStateFetcherForInput(f.satelliteState, f.authConfig.SourceRegistryUserName, f.authConfig.SourceRegistryPassword, log)
+	if err != nil {
+		log.Error().Err(err).Msg("Error processing satellite state")
+		return nil, err
+	}
+
+	satelliteState := &SatelliteState{}
+	if err := satelliteStateFetcher.FetchStateArtifact(satelliteState, log); err != nil {
+		log.Error().Err(err).Msgf("Error fetching state artifact from url: %s", f.satelliteState)
+		return nil, err
+	}
+	return satelliteState, nil
+}
+
+func (f *FetchAndReplicateStateProcess) updateStateMap(states []string) {
+	var newStates []string
+	for _, state := range states {
+		found := false
+		for _, stateMap := range f.stateMap {
+			if stateMap.url == state {
+				found = true
+				break
+			}
+		}
+		if !found {
+			newStates = append(newStates, state)
+		}
+	}
+
+	// Remove states that are no longer needed
+	var updatedStateMap []StateMap
+	for _, stateMap := range f.stateMap {
+		if contains(states, stateMap.url) {
+			updatedStateMap = append(updatedStateMap, stateMap)
+		}
+	}
+
+	// Add new states
+	f.stateMap = append(updatedStateMap, NewStateMap(newStates)...)
+}
+
 func (f *FetchAndReplicateStateProcess) GetChanges(newState StateReader, log *zerolog.Logger, oldEntites []Entity) ([]Entity, []Entity, StateReader) {
 	log.Info().Msg("Getting changes")
 	// Remove artifacts with null tags from the new state
@@ -194,7 +269,7 @@ func (f *FetchAndReplicateStateProcess) CanExecute(ctx context.Context) (bool, s
 		condition bool
 		message   string
 	}{
-		{f.stateMap == nil, "state map is nil"},
+		{f.satelliteState == "", "satelliteState is empty"},
 		{f.authConfig.RemoteRegistryURL == "", "remote registry URL is empty"},
 		{f.authConfig.SourceRegistry == "", "source registry is empty"},
 		{f.authConfig.SourceRegistryUserName == "", "username is empty"},
@@ -257,11 +332,12 @@ func ProcessState(state *StateReader) (*StateReader, error) {
 
 func (f *FetchAndReplicateStateProcess) FetchAndProcessState(fetcher StateFetcher, log *zerolog.Logger) (*StateReader, error) {
 	state := NewState()
-	err := fetcher.FetchStateArtifact(&state)
+	err := fetcher.FetchStateArtifact(state, log)
 	if err != nil {
 		log.Error().Err(err).Msg("Error fetching state artifact")
 		return nil, err
 	}
+	// update this function to now fetch the list of states from earlier
 	return ProcessState(&state)
 }
 
@@ -321,41 +397,14 @@ func (f *FetchAndReplicateStateProcess) HandelPayloadFromZTR(event scheduler.Eve
 		log.Error().Msgf("Received invalid payload from %s, for process %s", event.Source, ZeroTouchRegistrationEventName)
 		return
 	}
-	f.UpdateFetchProcessConfigFromZtr(payload.StateConfig.Auth.SourceUsername, payload.StateConfig.Auth.SourcePassword, payload.StateConfig.Auth.Registry, payload.StateConfig.States)
+	f.UpdateFetchProcessConfigFromZtr(payload.StateConfig.Auth.SourceUsername, payload.StateConfig.Auth.SourcePassword, payload.StateConfig.Auth.Registry)
 }
 
-func (f *FetchAndReplicateStateProcess) UpdateFetchProcessConfigFromZtr(username, password, sourceRegistryURL string, states []string) {
+func (f *FetchAndReplicateStateProcess) UpdateFetchProcessConfigFromZtr(username, password, sourceRegistryURL string) {
 	f.authConfig.SourceRegistryUserName = username
 	f.authConfig.SourceRegistryPassword = password
 	f.authConfig.SourceRegistry = utils.FormatRegistryURL(sourceRegistryURL)
 	f.Replicator = NewBasicReplicator(f.authConfig.SourceRegistryUserName, f.authConfig.SourceRegistryPassword, f.authConfig.SourceRegistry, f.authConfig.RemoteRegistryURL, f.authConfig.RemoteRegistryUserName, f.authConfig.RemoteRegistryPassword, f.authConfig.UseUnsecure)
-
-	// The states contain all the states that this satellite needs to track thus we would have to add the new states to the state map
-	// also we would have to remove the states that are not in the new states
-	var newStates []string
-	for _, state := range states {
-		found := false
-		for _, stateMap := range f.stateMap {
-			if stateMap.url == state {
-				found = true
-				break
-			}
-		}
-		if !found {
-			newStates = append(newStates, state)
-		}
-	}
-
-	// Remove states that are no longer needed
-	var updatedStateMap []StateMap
-	for _, stateMap := range f.stateMap {
-		if contains(states, stateMap.url) {
-			updatedStateMap = append(updatedStateMap, stateMap)
-		}
-	}
-
-	// Add new states
-	f.stateMap = append(updatedStateMap, NewStateMap(newStates)...)
 }
 
 // contains takes in a slice and checks if the item is in the slice if preset it returns true else false


Reviews:
user: login: coderabbitai[bot]
body: **Actionable comments posted: 2**

<details>
<summary>🧹 Nitpick comments (14)</summary><blockquote>

<details>
<summary>internal/state/fetcher.go (2)</summary><blockquote>

`84-91`: **Satellite state fetching with logging.**  

Logging and error handling appear well-integrated. Ensure that any upstream usage captures errors that originate here.  

Add context to the log message for easier debug correlation, for example:  
```diff
-log.Info().Msgf("Fetching satellite state artifact: %s", f.url)
+log.Info().Str("fetcher", "satellite").Msgf("Fetching state artifact: %s", f.url)
```

---

`102-113`: **Pull flow ensures secure registry usage if possible.**  

This snippet properly checks `config.UseUnsecure()` before toggling `crane.Insecure`. Keep in mind that concurrency might require additional synchronization if multiple pulls occur in parallel.

</blockquote></details>
<details>
<summary>ground-control/internal/server/handlers.go (8)</summary><blockquote>

`174-177`: **Clarify the comment references.**
The added comment is useful, but consider linking to relevant logic or documentation for additional context.

---

`229-230`: **Consider slice pre-allocation.**
If the number of groups is known or large, pre-allocating the slice can reduce memory allocations. Otherwise, this is fine.

---

`553-553`: **Expand on the deletion rationale.**
This comment could mention why deleting the state artifact is essential (e.g., cleanup or preventing orphaned references).

---

`612-618`: **Validate artifact existence before deletion.**
Consider verifying artifact presence or ignoring a “not found” scenario to avoid errors if the artifact was already removed.

---

`622-622`: **Clarify comment.**
You might note here that adding a satellite to a group requires an immediate state artifact update for the satellite’s reconciliation.

---

`689-690`: **Evaluate capacity or duplication.**
Pre-allocating capacity or checking for duplicates can improve efficiency and avoid redundant entries in `groupStates`.

---

`729-729`: **Provide additional explanation.**
The comment is brief; it may help readers to explain how removing a satellite from a group impacts the artifact’s contents.

---

`803-804`: **Fix typo in error message.**
Remove the extra “to” in "Failed to to refresh satellite group list".

```diff
- Message: "Error: Failed to to refresh satellite group list",
+ Message: "Error: Failed to refresh satellite group list",
```

</blockquote></details>
<details>
<summary>ground-control/internal/utils/helper.go (4)</summary><blockquote>

`23-27`: **Global environment usage.**
You might parameterize these to enhance testability or reusability, but the current approach is acceptable for many use cases.

---

`148-189`: **New satellite state management functionality.**
Centralizing creation and updating of the satellite state artifact is a good design. Consider concurrency if multiple updates can happen at the same time.

---

`190-219`: **Deletion of satellite state artifact.**
Thoroughly handles repository deletion. You might want to add extra logs or checks if the artifact does not exist.

---

`227-233`: **Unused function.**
According to static analysis, `getEnvVar` is not referenced. Consider removing or referencing it if needed.

<details>
<summary>🧰 Tools</summary>

<details>
<summary>🪛 golangci-lint (1.62.2)</summary>

227-227: func `getEnvVar` is unused

(unused)

</details>

</details>

</blockquote></details>

</blockquote></details>

<details>
<summary>📜 Review details</summary>

**Configuration used: CodeRabbit UI**
**Review profile: CHILL**
**Plan: Pro**

<details>
<summary>📥 Commits</summary>

Reviewing files that changed from the base of the PR and between 3144e5a1c9e9406878b0b29725f2281e30ffb3da and 547e372140e46c9edc3cece26759a2abdcef7359.

</details>

<details>
<summary>⛔ Files ignored due to path filters (1)</summary>

* `go.sum` is excluded by `!**/*.sum`

</details>

<details>
<summary>📒 Files selected for processing (19)</summary>

* `cmd/container_runtime/containerd.go` (1 hunks)
* `cmd/container_runtime/crio.go` (2 hunks)
* `cmd/container_runtime/read_config.go` (2 hunks)
* `cmd/main.go` (3 hunks)
* `go.mod` (5 hunks)
* `ground-control/internal/models/models.go` (2 hunks)
* `ground-control/internal/server/handlers.go` (15 hunks)
* `ground-control/internal/utils/helper.go` (6 hunks)
* `internal/config/config.go` (2 hunks)
* `internal/config/getters.go` (2 hunks)
* `internal/satellite/satellite.go` (3 hunks)
* `internal/scheduler/scheduler.go` (3 hunks)
* `internal/state/config_process.go` (1 hunks)
* `internal/state/fetcher.go` (4 hunks)
* `internal/state/helpers.go` (1 hunks)
* `internal/state/registration_process.go` (3 hunks)
* `internal/state/state.go` (1 hunks)
* `internal/state/state_process.go` (7 hunks)
* `internal/utils/utils.go` (2 hunks)

</details>

<details>
<summary>🧰 Additional context used</summary>

<details>
<summary>🪛 golangci-lint (1.62.2)</summary>

<details>
<summary>ground-control/internal/utils/helper.go</summary>

227-227: func `getEnvVar` is unused

(unused)

</details>

</details>

</details>

<details>
<summary>⏰ Context from checks skipped due to timeout of 90000ms (1)</summary>

* GitHub Check: Codacy Static Code Analysis

</details>

<details>
<summary>🔇 Additional comments (75)</summary><blockquote>

<details>
<summary>cmd/container_runtime/containerd.go (1)</summary>

`11-11`: **Package import path updated for logger.**

The import path for the logger module has been updated from a top-level package to an internal package structure. This change is consistent with similar updates in other files like `cmd/container_runtime/crio.go`.

</details>
<details>
<summary>internal/state/helpers.go (1)</summary>

`11-11`: <details>
<summary>❓ Verification inconclusive</summary>

**Function renamed to better reflect its purpose.**

The function `processInput` has been renamed to `getStateFetcherForInput`, which more clearly describes its responsibility - it obtains the appropriate StateFetcher implementation based on the input type.


---

🏁 Script executed:

```shell
#!/bin/bash
# Check if any code is still using the old function name
rg -A 2 -B 2 "processInput\(" --type go
```

Length of output: 41

---



</details>

**Verify complete function rename of processInput**

The function has been successfully renamed in `internal/state/helpers.go` from `processInput` to `getStateFetcherForInput`, aligning its name with its responsibility to obtain the appropriate `StateFetcher` based on the input type. Although our automated search for `processInput(` returned no results, the output was inconclusive. Please manually verify that no references to the old name remain in the codebase.

</details>
<details>
<summary>ground-control/internal/models/models.go (2)</summary>

`3-5`: **New type added for state artifact representation.**

Added a new `SatelliteStateArtifact` type that contains a slice of states. This change supports the new state artifact model mentioned in the PR objectives.

---

`22-23`: <details>
<summary>❓ Verification inconclusive</summary>

**Changed state representation from multiple states to a single state.**

The field in `ZtrResult` has been changed from `States []string` to `State string`, indicating a shift in the state management model. This aligns with the PR description that mentions implementing changes to accommodate a new state artifact.


---

🏁 Script executed:

```shell
#!/bin/bash
# Check for consistent state field usage across the codebase
echo "Checking for any remaining references to the old 'States' field in ZtrResult"
rg "ZtrResult.*States" --type go

echo "Checking for usage of the new 'State' field"
rg "ZtrResult.*State" --type go
```

Length of output: 340

---



</details>

**State Field Update – Please Verify Consistency Across the Codebase**

The update from a multi-state representation (`States []string`) to a single state (`State string`) in the `ZtrResult` model is reflected correctly in the snippet from `ground-control/internal/models/models.go`. The automated search did not reveal any remaining references to the old `States` field, nor issues with the new `State` field. 

However, because the automated script returned no output—which might be due to search limitations—please perform a manual verification to ensure that all instances in the codebase have been updated accordingly.

- Confirm that no residual references to the old `States` field exist.
- Verify that all usage points of the `ZtrResult` model now correctly use the `State` field.

</details>
<details>
<summary>cmd/container_runtime/crio.go (2)</summary>

`10-10`: **Package import path updated for logger.**

The import path for the logger module has been updated from a top-level package to an internal package structure, consistent with other files in this PR.

---

`151-151`: <details>
<summary>✅ Verification successful</summary>

**Command setup function call has been commented out.**

The `utils.CommandRunSetup(cmd)` call has been commented out, which changes the control flow of the `SetupContainerRuntimeCommand` function. Verify that this change is intentional and won't impact command initialization.

---

🏁 Script executed:

```shell
#!/bin/bash
# Check what CommandRunSetup does and where else it might be used or commented out
echo "Checking definition of CommandRunSetup"
rg -A 10 "func CommandRunSetup" --type go

echo "Checking other uses of CommandRunSetup"
rg "CommandRunSetup\(" --type go
```

Length of output: 313

---



</details>

**Review Verification: No Further Impact Found**

Based on the search results, the `CommandRunSetup` function is neither defined elsewhere nor used in the codebase except for the commented reference in `cmd/container_runtime/crio.go`. This suggests that the call was intentionally commented out, and its removal is not impacting the current command initialization flow.

- **Observation:** The only occurrence is in the commented line.
- **Recommendation:** If the change is intended, consider removing the commented code entirely to avoid confusion. Otherwise, ensure that any intended command setup isn't inadvertently bypassed.

</details>
<details>
<summary>internal/state/state.go (2)</summary>

`27-29`: **New type introduced for state management**

The `SatelliteState` struct introduces a model for handling multiple states within a satellite. This aligns with the PR objective to update the satellite code to accept the new state artifact. The implementation is clean and minimal.

---

`32-32`: **Code simplification**

The `NewState` function has been simplified by directly returning a pointer to a new `State` instance instead of using an intermediate variable. This is a good practice that makes the code more concise without affecting functionality.

</details>
<details>
<summary>internal/utils/utils.go (2)</summary>

`18-18`: **Import reorganization**

The scheduler import has been moved to maintain a cleaner and more organized import section. This is a good practice that improves code readability.

---

`48-48`: **Improved error propagation**

The function now directly returns the result of `config.SetRemoteRegistryURL` instead of discarding potential errors and returning nil. This change allows errors to properly propagate to the caller, which is crucial for effective error handling and debugging.

</details>
<details>
<summary>internal/state/registration_process.go (4)</summary>

`12-12`: **Updated logger import path**

The import path for the logger package has been updated, likely as part of a larger reorganization of the codebase's package structure. This change helps maintain consistency in the import paths.

---

`73-76`: **Enhanced error handling for state config updates**

Error handling has been added for the call to `config.UpdateStateAuthConfig`. This is a significant improvement as it now checks for errors when updating the state auth configuration and properly logs and returns any errors encountered. This makes the code more robust and easier to debug.

---

`84-87`: **Enhanced error handling for event publishing**

Error handling has been added for the call to `z.eventBroker.Publish` for the zeroTouchRegistrationEvent. This ensures that failures in event emission are properly logged and reported back to the caller, making the system more robust.

---

`97-100`: **Enhanced error handling for process stop event**

Error handling has been added for the call to `z.eventBroker.Publish` for the stopProcessEvent. This completes the consistent error handling approach throughout the `Execute` method, ensuring all critical operations are properly checked for failures.

</details>
<details>
<summary>internal/scheduler/scheduler.go (3)</summary>

`36-36`: **Interface simplification**

The `Stop` method in the `Scheduler` interface has been updated to not return an error. This simplifies the interface, which is appropriate if errors during stop operations aren't being handled by callers.

---

`53-54`: **Removed unused code with appropriate documentation**

The `counter` field has been commented out with a clear explanation of why it's not being used. This is good practice as it removes unused code while documenting the reason, which helps future maintainers understand the decision-making process.

---

`114-120`: **Updated implementation to match interface change**

The implementation of `Stop` in `BasicScheduler` has been updated to match the interface change by removing the return statement. This ensures consistency between the interface and its implementation.

</details>
<details>
<summary>internal/state/config_process.go (1)</summary>

`92-108`: **LGTM: Code cleanup to address linter warnings**

Commenting out unused functions is a good way to prevent linter warnings when direct removal is not immediately possible. This change aligns with the ongoing refactoring of state management across the codebase, moving from multiple states to a single state model.

</details>
<details>
<summary>cmd/main.go (5)</summary>

`8-8`: **LGTM: Import path update**

The logger import path has been updated to use the internal logger package.

---

`46-46`: **Good resource management practice**

Adding a deferred call to `scheduler.Stop()` ensures proper cleanup of resources when the function exits, regardless of the exit path.

---

`50-50`: **LGTM: API update for state management**

This change correctly implements the refactored state management approach, using `GetState()` to retrieve a single state string instead of multiple states.

---

`56-56`: **Simplified control flow**

The return statement has been simplified to directly return the result of `wg.Wait()`, which makes the code more concise without changing functionality.

---

`88-92`: **Improved error handling**

Error handling has been added for the `SetRemoteRegistryURL` call, which now properly checks for errors, logs them, and cancels the context before returning.

</details>
<details>
<summary>internal/config/getters.go (2)</summary>

`18-20`: **Improved error propagation**

The function now correctly returns any errors from `WriteConfig()` to the caller instead of ignoring them. This enhances error handling throughout the application.

---

`47-48`: **API refactoring for simplified state model**

Changing from `GetStates()` to `GetState()` and returning a single string instead of a slice reflects the refactored state management approach. This change is consistent with the modifications in other files.

</details>
<details>
<summary>internal/satellite/satellite.go (5)</summary>

`7-7`: **LGTM: Import path update**

The logger import path has been updated to use the internal logger package.

---

`32-32`: **LGTM: State model refactoring**

Field type changed from `states []string` to `state string` as part of the unified approach to state management across the codebase.

---

`35-35`: **API signature update for simplified state model**

Function signature updated to accept a single state string instead of a slice of strings, consistent with the overall state management refactoring.

---

`41-41`: **LGTM: Constructor updated for new state model**

The constructor assignment has been updated to store the single state string.

---

`56-56`: **LGTM: Internal API call updated**

The call to retrieve the state has been updated to use the new `GetState()` function, maintaining consistency with the refactored state management model.

</details>
<details>
<summary>internal/config/config.go (2)</summary>

`44-45`: **Good change towards a simplified state representation.**

Replacing the slice of states with a single string field effectively streamlines the configuration and reduces complexity.

---

`141-146`: <details>
<summary>❓ Verification inconclusive</summary>

**Ensure downstream callers handle the new error-signature.**

This function now returns an error, so any callers must handle potential write failures properly. Verify that there are no lingering references to the old signature.

---

🏁 Script executed:

```shell
#!/bin/bash
# Description: Search for references to the old function signature to ensure calls are updated.
rg -A 2 "UpdateStateAuthConfig\(.*states \[]string\)"
```

Length of output: 55

---



</details>

**ACTION: Verify Downstream Error Handling for UpdateStateAuthConfig**  
It appears that the recent search for the old function signature did not return any matches. However, because the search results were inconclusive, please manually verify that every call to `UpdateStateAuthConfig` now properly checks for and handles the returned error. Ensure that:

- All invocations of this function capture and inspect the error (e.g., via `if err != nil` checks).
- There are no remaining call sites that assume a void return signature.

This extra manual verification will help avoid inadvertent runtime issues due to unhandled write failures.

</details>
<details>
<summary>cmd/container_runtime/read_config.go (2)</summary>

`6-6`: **Logger import path update seems correct.**  

Moving from a top-level package to the internal logger aligns with best practices for encapsulation.

---

`16-16`: <details>
<summary>✅ Verification successful</summary>

**Verify removal of setup logic.**  

Replacing `return utils.CommandRunSetup(cmd)` with an empty error might omit essential initialization. Confirm that this change does not break runtime behavior.

---

🏁 Script executed:

```shell
#!/bin/bash
# Description: Check if CommandRunSetup is invoked elsewhere or truly unnecessary.
rg "CommandRunSetup\("
```

Length of output: 85

---



</details>

**Action Confirmed: Removal of Setup Logic Verified**

We found that the only remaining reference to `CommandRunSetup` is commented out in `cmd/container_runtime/crio.go` (i.e., `// utils.CommandRunSetup(cmd)`). This indicates that the initialization logic has indeed been removed from active execution. In light of this, replacing the original call with a placeholder error return in `cmd/container_runtime/read_config.go` appears safe and intentional.

</details>
<details>
<summary>internal/state/fetcher.go (7)</summary>

`15-16`: **Imports for v1 and zerolog are properly integrated.**  

Including these dependencies enables custom logging for state fetching. This change appears consistent with the rest of the file.

---

`20-20`: **New logging parameter is beneficial.**  

Passing a logger into `FetchStateArtifact` fosters more detailed tracing. Keep in mind that all implementations must now supply a logger.

---

`24-25`: **Plaintext credentials in the struct.**  

Storing username/password in memory is acceptable for short-lived usage, but ensure encryption at rest and minimal exposure.  

Would you like me to provide guidance on securing these credentials (e.g., using environment variables or a secret manager)?

---

`59-69`: **File-based fetcher logic looks solid.**  

Reading and unmarshalling JSON into the provided state structure is straightforward and follows standard library practices.

---

`71-83`: **Efficient type-switch for handling multiple state structs.**  

This approach neatly branches between “satellite” and “group” states while remaining open for further expansions.

---

`93-100`: **Symmetry maintained for group state fetching.**  

Mirroring the satellite logic fosters consistency and readability.

---

`115-147`: **Tar extraction logic is comprehensive.**  

The step-by-step approach—exporting the image, reading tariff contents, and unmarshalling `artifacts.json`—is well-structured. Logging is thorough.

</details>
<details>
<summary>ground-control/internal/server/handlers.go (9)</summary>

`156-156`: **No issues found in this comment.**

---

`272-272`: **Prevent duplicates if necessary.**
If the same group is provided multiple times, the state might be appended more than once. Confirm whether duplication is intended.

---

`365-372`: **Satellite state artifact creation looks good.**
The call to create or update the state artifact ensures consistency on registration. No issues found.

---

`493-505`: **Verify concurrency impact.**
Multiple parallel calls to this handler may inadvertently overwrite the satellite state artifact. Ensure proper locking or coordination if concurrency is expected.

---

`508-508`: **Assigning the satellite state.**
Including the satellite state in the ZTR result is correct for maintaining consistency.

---

`704-704`: **Potential for repeated group states.**
If the same group is listed more than once, the state is appended multiple times. Confirm whether to enforce uniqueness.

---

`718-724`: **Artifact creation/update is well integrated.**
Keeping the artifact updated immediately after adding a group ensures the satellite’s state remains accurate.

---

`789-789`: **Message revised successfully.**
The updated text “Failed to refresh satellite group list” reads clearly.

---

`827-834`: **Handling group removal in the artifact.**
Immediately updating the satellite’s state artifact ensures consistency after a satellite is removed from a group.

</details>
<details>
<summary>ground-control/internal/utils/helper.go (13)</summary>

`7-8`: **Imports added.**
No issues with introducing net/http and net/url here.

---

`20-20`: **Google go-containerregistry import.**
Importing v1 is appropriate for image handling in this context.

---

`88-88`: **Group-state path is clearer.**
Using “/satellite/group-state/” clarifies the artifact’s scope and purpose.

---

`113-113`: **Moved to a standardized group-state repository.**
This naming convention helps maintain consistent structure for group artifacts.

---

`127-127`: **Helper function for artifact destination.**
Properly delegates construction of the target repository path.

---

`133-133`: **Push logic looks correct.**
The function call shows adequate error handling for pushing the image.

---

`138-144`: **Tagging strategy is sound.**
Using both timestamp and “latest” tag provides versioning and a reference point for consumers.

---

`221-225`: **Double-encoded URL.**
Ensure it aligns well with Harbor’s repository naming/encoding expectations.

---

`235-240`: **Protocol stripping logic.**
A straightforward approach for removing “https://” or “http://” from the URL.

---

`242-247`: **pushImage wrapper.**
Nicely encapsulates the push call and improves clarity.

---

`249-257`: **Consolidated tagging.**
A dedicated function for tagging fosters code reuse and consistency.

---

`259-261`: **Consistent path formation.**
Appending “/state” for the final image destination is consistent with the new naming scheme.

---

`263-274`: **Environment sanity check.**
Verifies HARBOR_URL, HARBOR_USERNAME, and HARBOR_PASSWORD before proceeding—helpful to detect misconfigurations early.

</details>
<details>
<summary>internal/state/state_process.go (6)</summary>

`10-10`: **Logger import usage.**
No issues. Utilizing a dedicated logger package is recommended for consistent logging.

---

`29-39`: **Single-state approach.**
Introducing `satelliteState` simplifies the multi-state model. The refactoring is aligned with the new design.

---

`56-66`: **Constructor updated for single-state usage.**
Accepting a single `state` instead of multiple states is more coherent with the new architecture.

---

`87-91`: **Overwriting initial satelliteState with config.**
Ensures the process always uses the latest value from configuration, though verify it doesn’t conflict with user-supplied data.

---

`127-137`: **State map reconciliation.**
Filtering out older states and appending new ones is implemented cleanly.

---

`239-245`: **Readiness checks include satelliteState.**
Ensuring it’s non-empty prevents unexpected empty references during execution.

</details>
<details>
<summary>go.mod (6)</summary>

`33-33`: **Clarify dependency usage for gqlgen**  
The addition of `// indirect` to `github.com/99designs/gqlgen` indicates that this dependency is required only transitively rather than being imported directly. This helps clarify dependency management and keeps the module graph clean.

---

`54-54`: **Mark genqlient as an indirect dependency**  
Appending `// indirect` to `github.com/Khan/genqlient` aligns with Go's dependency management practices by signaling that this package is required by another dependency rather than being imported directly.

---

`379-379`: **Ensure clarity for gqlparser dependency**  
Adding `// indirect` to `github.com/vektah/gqlparser/v2` clarifies that this dependency is included transitively. This annotation helps maintain clear dependency boundaries within the module.

---

`396-403`: **Update OpenTelemetry dependencies to be marked as indirect**  
The group of changes marking the OpenTelemetry libraries (including `go.opentelemetry.io/otel`, its exporters, metric, sdk, trace, and proto packages) as indirect ensures that these packages are recognized as transitively required. Please verify that no part of the code depends on them directly.

---

`408-408`: **Clarify usage of golang.org/x/exp**  
Appending `// indirect` to `golang.org/x/exp` makes its status as an indirectly referenced package clear, in keeping with Go best practices for dependency management.

---

`421-421`: **Mark grpc dependency as indirect**  
Adding `// indirect` to `google.golang.org/grpc v1.65.0` aligns it with the other dependency management updates and clarifies that it is included transitively.

</details>

</blockquote></details>

</details>

<!-- This is an auto-generated comment by CodeRabbit for review status -->
state: COMMENTED
author_association: CONTRIBUTOR
submitted_at: 2025-03-13T19:42:29Z
user: login: coderabbitai[bot]
body: **Actionable comments posted: 0**

<details>
<summary>🧹 Nitpick comments (1)</summary><blockquote>

<details>
<summary>ground-control/internal/utils/helper.go (1)</summary><blockquote>

`23-27`: **Consider using a configuration struct instead of global variables**

Global variables can make testing difficult and may cause issues in concurrent environments. Consider using a configuration struct passed to functions instead.


```diff
-var (
-	registry = os.Getenv("HARBOR_URL")
-	username = os.Getenv("HARBOR_USERNAME")
-	password = os.Getenv("HARBOR_PASSWORD")
-)

+type HarborConfig struct {
+	Registry string
+	Username string
+	Password string
+}
+
+func NewHarborConfig() (*HarborConfig, error) {
+	registry := os.Getenv("HARBOR_URL")
+	username := os.Getenv("HARBOR_USERNAME")
+	password := os.Getenv("HARBOR_PASSWORD")
+	
+	if registry == "" || username == "" || password == "" {
+		return nil, fmt.Errorf("missing required environment variables")
+	}
+	
+	return &HarborConfig{
+		Registry: registry,
+		Username: username,
+		Password: password,
+	}, nil
+}
```

</blockquote></details>

</blockquote></details>

<details>
<summary>📜 Review details</summary>

**Configuration used: CodeRabbit UI**
**Review profile: CHILL**
**Plan: Pro**

<details>
<summary>📥 Commits</summary>

Reviewing files that changed from the base of the PR and between 09d5c7eca6c432f4d1f5e7e8e249ccbf4ddb1ff2 and f75da30e7cfe314c030cd905cdae133e66673e26.

</details>

<details>
<summary>📒 Files selected for processing (13)</summary>

* `cmd/container_runtime/crio.go` (1 hunks)
* `cmd/container_runtime/read_config.go` (1 hunks)
* `cmd/main.go` (2 hunks)
* `go.mod` (5 hunks)
* `ground-control/internal/server/handlers.go` (15 hunks)
* `ground-control/internal/utils/helper.go` (6 hunks)
* `internal/satellite/satellite.go` (2 hunks)
* `internal/state/config_process.go` (1 hunks)
* `internal/state/fetcher.go` (4 hunks)
* `internal/state/helpers.go` (1 hunks)
* `internal/state/registration_process.go` (2 hunks)
* `internal/state/state_process.go` (7 hunks)
* `internal/utils/utils.go` (1 hunks)

</details>

<details>
<summary>🚧 Files skipped from review as they are similar to previous changes (9)</summary>

* internal/utils/utils.go
* internal/state/config_process.go
* cmd/container_runtime/crio.go
* cmd/container_runtime/read_config.go
* internal/state/helpers.go
* cmd/main.go
* internal/state/fetcher.go
* internal/state/registration_process.go
* go.mod

</details>

<details>
<summary>⏰ Context from checks skipped due to timeout of 90000ms (1)</summary>

* GitHub Check: Codacy Static Code Analysis

</details>

<details>
<summary>🔇 Additional comments (49)</summary><blockquote>

<details>
<summary>internal/satellite/satellite.go (4)</summary>

`32-32`: **LGTM: Updated field type from []string to string**

This change aligns with the new state artifact approach, using a single state string instead of an array of states.

---

`35-35`: **Method signature updated correctly**

The signature of `NewSatellite` has been updated to accept a single state string instead of a slice, which aligns with the field type change.

---

`41-41`: **Properly initializing the new state field**

The struct initialization correctly sets the new state field.

---

`56-56`: **LGTM: Updated method call from GetStates() to GetState()**

This update correctly uses the new GetState() method to fetch the single state string.

</details>
<details>
<summary>ground-control/internal/server/handlers.go (19)</summary>

`155-157`: **Good documentation addition**

This comment clarifies the relationship between groups and state artifacts, which is helpful for understanding the workflow.

---

`174-178`: **Improved code documentation**

These comments provide valuable context about robot account handling, which makes the code more maintainable.

---

`229-230`: **LGTM: Variable to track group states**

This variable will be used to collect states from groups for satellite state artifact creation.

---

`272-272`: **Building the list of group states**

This correctly assembles the group state for the satellite state artifact.

---

`365-372`: **Properly creating satellite state artifact**

This code correctly creates the satellite's state artifact after adding it to groups, ensuring state consistency.

---

`493-502`: **Updating state artifact during registration**

This change ensures that the satellite's state artifact is updated during the registration process, maintaining consistency between registration and the state artifact.

---

`504-507`: **Updating the ZTR response with satellite state**

The response now correctly includes the satellite's state, which is needed for the satellite to know its state.

---

`553-553`: **Good documentation for state artifact cleanup**

This comment clarifies that the satellite state artifact must be deleted when deleting a satellite.

---

`612-617`: **Properly cleaning up satellite state artifacts**

This code ensures that satellite state artifacts are deleted when the satellite is deleted, preventing orphaned artifacts.

---

`622-622`: **Helpful documentation for state artifact updates**

This comment clarifies that the satellite's state artifact must be updated when the satellite is added to a group.

---

`689-691`: **LGTM: Variable for tracking group states**

This variable will store the group states to update the satellite state artifact.

---

`704-704`: **Collecting group states for state artifact update**

This correctly assembles the group state for the satellite state artifact.

---

`718-724`: **Correctly updating satellite state artifact**

This code updates the satellite's state artifact after adding it to a group, ensuring that the state artifact reflects the current group memberships.

---

`729-729`: **Good documentation for state artifact updates**

This comment clarifies that the satellite's state artifact must be updated when removing the satellite from a group.

---

`789-789`: **Improved error messages**

These error messages are more specific about what failed, which will make debugging easier.



Also applies to: 804-804, 821-821

---

`797-797`: **LGTM: Variable for tracking group states**

This variable will store the group states to update the satellite state artifact after removing from a group.

---

`811-811`: **Collecting remaining group states**

This correctly assembles the group states for updating the satellite state artifact.

---

`814-816`: **Good documentation for state artifact updates**

These comments explain the two-step process for updating the satellite state artifact.

---

`828-834`: **Correctly updating satellite state artifact**

This code updates the satellite's state artifact after removing it from a group, ensuring that the state artifact reflects the current group memberships.

</details>
<details>
<summary>ground-control/internal/utils/helper.go (13)</summary>

`7-9`: **Added necessary imports**

The new imports are needed for HTTP operations and containerregistry v1 functionality.



Also applies to: 20-21

---

`88-88`: **Updated path format for group states**

The updated URL format provides better organization with the `group-state` prefix.

---

`113-113`: **Updated repository format for group state artifacts**

The repository format change aligns with the URL changes, maintaining consistency.

---

`127-127`: **Using helper function for destination calculation**

Extracting the destination logic to a helper function improves code reusability.

---

`148-150`: **State URL format for satellites**

This function creates a consistent URL format for satellite state artifacts.

---

`152-188`: **Well-structured function for satellite state artifact management**

This function properly validates inputs, checks environment variables, and handles the state artifact creation process with appropriate error handling.

---

`190-219`: **Proper deletion function for satellite state artifacts**

This function correctly handles the deletion of satellite state artifacts with appropriate error checking.

---

`221-225`: **URL construction for Harbor API**

The function properly handles URL encoding for repository names, which is important for HTTP operations.

---

`227-233`: **Environment variable helper function**

This utility function centralizes environment variable retrieval and validation.

---

`235-240`: **URL protocol handling utility**

This function provides a clean way to remove protocol prefixes from URLs.

---

`242-257`: **Image handling utilities**

These functions extract common image push and tag operations, reducing code duplication.

---

`259-261`: **Consistent artifact destination format**

This function ensures consistent formatting of state artifact destinations.

---

`263-274`: **Environment variable validation**

This function centralizes environment variable checking, making the code more maintainable.

</details>
<details>
<summary>internal/state/state_process.go (13)</summary>

`33-33`: **Changed from states[]string to single state string**

This change aligns with the new approach of using a single state string.

---

`56-56`: **Updated constructor signature**

The constructor now accepts a single state string instead of a slice of states.

---

`65-65`: **Properly initializing satelliteState**

The constructor correctly sets the satelliteState field.

---

`89-93`: **Good defensive programming**

This code ensures that the satelliteState is properly initialized, even if the constructor received an empty value.

---

`101-109`: **Satellite state fetching and state map update**

This new code retrieves the satellite's state artifact and updates the state map accordingly.

---

`113-113`: **Updated fetcher to use group state**

The code correctly obtains a state fetcher for group states based on the URL.

---

`146-159`: **Well-structured satellite state fetching function**

This function correctly handles the satellite state fetching process with appropriate error handling.

---

`161-186`: **Careful state map reconciliation**

This function merges new states and removes obsolete ones from the state map.


This code dynamically incorporates newly discovered states while discarding obsolete ones. Confirm thread safety if multiple executors run concurrently.

---

`258-258`: **Updated condition check for CanExecute**

The check now correctly verifies if satelliteState is empty rather than checking stateMap.

---

`319-319`: **Updated return type**

The return type has been changed to *StateReader for better handling of the state reference.

---

`321-321`: **Simplified parameter passing**

The code now passes the logger directly to the FetchStateArtifact method.

---

`326-328`: **Updated state processing comment and return**

The comment and return statement have been updated to reflect the new state processing approach.

---

`389-394`: **Simplified ZTR config update**

The function no longer needs to handle states, simplifying the implementation.

</details>

</blockquote></details>

</details>

<!-- This is an auto-generated comment by CodeRabbit for review status -->
state: COMMENTED
author_association: CONTRIBUTOR
submitted_at: 2025-03-14T10:52:00Z
user: login: bupd
body: lgtm
state: APPROVED
author_association: MEMBER
submitted_at: 2025-03-22T02:47:04Z
user: login: Vad1mo
state: APPROVED
author_association: CONTRIBUTOR
submitted_at: 2025-03-25T16:04:40Z

Review comments:
diff_hunk: @@ -132,16 +132,18 @@ func InitConfig(configPath string) ([]error, []Warning) {
 	var err []error
 	var warnings []Warning
 	appConfig, err, warnings = LoadConfig(configPath)
-	WriteConfig(configPath)
+	if writeError := WriteConfig(configPath); err != nil {
+		err = append(err, writeError)
+	}
path: internal/config/config.go
user: login: coderabbitai[bot]
body: _🛠️ Refactor suggestion_

**Consider returning immediately on write failure.**

Appending any `WriteConfig` error to the existing error slice is valid, but it might be more user-friendly to return immediately if writing fails, as the configuration might remain inconsistent.  

```diff
 if writeError := WriteConfig(configPath); writeError != nil {
-   err = append(err, writeError)
+   return []error{writeError}, warnings
 }
```


<!-- suggestion_start -->

<details>
<summary>📝 Committable suggestion</summary>

> ‼️ **IMPORTANT**
> Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

`````suggestion
	if writeError := WriteConfig(configPath); writeError != nil {
		return []error{writeError}, warnings
	}
`````

</details>

<!-- suggestion_end -->

<!-- This is an auto-generated comment by CodeRabbit -->
created_at: 2025-03-13T19:42:28Z
author_association: CONTRIBUTOR
diff_hunk: @@ -82,27 +83,73 @@ func (f *FetchAndReplicateStateProcess) Execute(ctx context.Context) error {
 		log.Warn().Msgf("Process %s is already running", f.name)
 		return nil
 	}
+
+	// To get the satellite state, we need to perform ZTR. However, the outcome of this process is non-deterministic.
+	// So we may be initializing the FetchAndReplicateProcess with an empty satelliteState
+	// As a sanity check, we need to update the satelliteState.
+	f.satelliteState = config.GetState()
+
 	canExecute, reason := f.CanExecute(ctx)
 	if !canExecute {
 		log.Warn().Msgf("Cannot execute process: %s", reason)
 		return nil
 	}
 	log.Info().Msg(reason)
 
+	// Fetch the satellite's state
+	log.Info().Msgf("Processing satellite state from the url: %s", f.satelliteState)
+	satelliteStateFetcher, err := getStateFetcherForInput(f.satelliteState, f.authConfig.SourceRegistryUserName, f.authConfig.SourceRegistryPassword, log)
+	if err != nil {
+		log.Error().Err(err).Msg("Error processing satellite state")
+		return err
+	}
+
+	satelliteState := &SatelliteState{}
+	if err := satelliteStateFetcher.FetchStateArtifact(satelliteState, log); err != nil {
+		log.Error().Err(err).Msgf("Error fetching state artifact from url: %s", f.satelliteState)
+		return err
+	}
+
+	var newStates []string
+	for _, state := range satelliteState.States {
+		found := false
+		for _, stateMap := range f.stateMap {
+			if stateMap.url == state {
+				found = true
+				break
+			}
+		}
+		if !found {
+			newStates = append(newStates, state)
+		}
+	}
path: internal/state/state_process.go
user: login: coderabbitai[bot]
body: _🛠️ Refactor suggestion_

**Merging new and old states.**
This code dynamically incorporates newly discovered states while discarding obsolete ones. Confirm thread safety if multiple executors run concurrently.

<!-- This is an auto-generated comment by CodeRabbit -->
created_at: 2025-03-13T19:42:28Z
author_association: CONTRIBUTOR

PR comments:
user: login: coderabbitai[bot]
created_at: 2025-03-13T19:36:26Z
body: <!-- This is an auto-generated comment: summarize by coderabbit.ai -->
<!-- walkthrough_start -->

## Walkthrough
The PR refactors state management by replacing multi-value (slice) handling with a single state string across several components. Updates include renaming functions (e.g., `GetStates()` to `GetState()`), altering struct fields and method signatures, and enhancing logging in state fetching. These changes affect configuration retrieval, satellite initialization, and state processing workflows without modifying underlying logic.

## Changes

| File(s) | Change Summary |
|---------|----------------|
| `cmd/main.go`, `internal/config/getters.go` | Updated configuration retrieval calls: renamed `GetStates()` to `GetState()` with a single string return value. |
| `internal/config/config.go` | Revised `StateConfig`: replaced `States []string` with `State string`; updated `UpdateStateAuthConfig` signature to accept a single state and return an error. |
| `ground-control/internal/models/models.go`, `ground-control/internal/server/handlers.go` | Modified the `ZtrResult` struct: changed `States []string` to `State string` and adjusted handler formatting and comments. |
| `internal/satellite/satellite.go` | Altered the `Satellite` struct and `NewSatellite` function to use a single state string instead of a slice; updated state retrieval in the `Run` method. |
| `internal/state/fetcher.go` | Changed `FetchStateArtifact` method signatures to include an additional `log *zerolog.Logger` parameter; added logging and improved error handling. |
| `internal/state/helpers.go` | Renamed `processInput` to `getStateFetcherForInput` for clarity; functionality remains unchanged. |
| `internal/state/registration_process.go` | Updated the `Execute` method to use `stateConfig.State` rather than `stateConfig.States` when updating state configuration. |
| `internal/state/state.go` | Introduced a new type, `SatelliteState`, and simplified the `NewState` function by removing an intermediate variable. |
| `internal/state/state_process.go` | Changed method signatures to use a single state string, adjusted return types, and refined control flow in state fetching and processing. |
| `ground-control/internal/utils/helper.go` | Removed an unnecessary blank line for formatting consistency. |

## Sequence Diagram(s)
```mermaid
sequenceDiagram
    participant Main as Application Main
    participant Config as Config Module
    participant Satellite as Satellite Component
    participant StateProc as State Process
    participant Fetcher as StateFetcher

    Main->>Config: GetState()
    Config-->>Main: Return state (string)
    Main->>Satellite: Initialize with state
    Satellite->>StateProc: Run with state artifact
    StateProc->>Fetcher: FetchStateArtifact(state, logger)
    Fetcher-->>StateProc: Return state artifact
```

## Possibly related PRs
- **container-registry/harbor-satellite#69**: Updates the state retrieval from multiple states to a single state, aligning with the changes in configuration and satellite processing.
- **container-registry/harbor-satellite#30**: Modifies the `Satellite` struct and its methods to handle a single state value, closely mirroring adjustments made in this PR.
- **container-registry/harbor-satellite#55**: Introduces enhancements in state fetching and artifact processing, reinforcing the shift from multiple states to a single state representation.

## Suggested labels
`documentation`

## Suggested reviewers
- Vad1mo

## Poem
> I’m a rabbit, hopping light on code,  
> Celebrating changes on this winding road.  
> No more slices cluttering the view,  
> One state shines cleanly, steady and true.  
> With logs and leaps, I cheer this new mode!

<!-- walkthrough_end -->


---

<details>
<summary>📜 Recent review details</summary>

**Configuration used: CodeRabbit UI**
**Review profile: CHILL**
**Plan: Pro**

<details>
<summary>📥 Commits</summary>

Reviewing files that changed from the base of the PR and between 21c39dc5755698526b72e0d193bb645d12ec28e8 and e9e94b1a41f994e42c2f87492b738077a7960ba9.

</details>

<details>
<summary>📒 Files selected for processing (3)</summary>

* `cmd/main.go` (2 hunks)
* `internal/satellite/satellite.go` (3 hunks)
* `internal/state/state_process.go` (8 hunks)

</details>

<details>
<summary>🧰 Additional context used</summary>

<details>
<summary>🧬 Code Definitions (2)</summary>

<details>
<summary>internal/state/state_process.go (6)</summary><blockquote>

<details>
<summary>internal/state/replicator.go (2)</summary>

* `Replicator` (14-19)
* `NewBasicReplicator` (31-41)

</details>
<details>
<summary>internal/utils/utils.go (1)</summary>

* `FormatRegistryURL` (103-108)

</details>
<details>
<summary>internal/config/constants.go (1)</summary>

* `ReplicateStateJobName` (4-4)

</details>
<details>
<summary>internal/state/fetcher.go (6)</summary>

* `f` (59-69)
* `f` (71-82)
* `f` (84-91)
* `f` (93-100)
* `f` (102-113)
* `f` (115-146)

</details>
<details>
<summary>internal/state/helpers.go (1)</summary>

* `getStateFetcherForInput` (11-23)

</details>
<details>
<summary>internal/state/state.go (1)</summary>

* `SatelliteState` (27-29)

</details>

</blockquote></details>
<details>
<summary>internal/satellite/satellite.go (2)</summary><blockquote>

<details>
<summary>internal/state/state_process.go (2)</summary>

* `RegistryConfig` (48-52)
* `NewFetchAndReplicateStateProcess` (70-91)

</details>
<details>
<summary>internal/config/getters.go (2)</summary>

* `UseUnsecure` (27-29)
* `GetState` (47-49)

</details>

</blockquote></details>

</details>

</details>

<details>
<summary>⏰ Context from checks skipped due to timeout of 90000ms (1)</summary>

* GitHub Check: Codacy Static Code Analysis

</details>

<details>
<summary>🔇 Additional comments (19)</summary><blockquote>

<details>
<summary>cmd/main.go (3)</summary>

`11-11`: **New import for the state package.**

This import is correctly added to support the usage of state package types, particularly the `state.RegistryConfig` used in the modified code.

---

`49-50`: **Switch to state.NewRegistryConfig() from satellite.NewRegistryConfig().**

The change appropriately moves registry configuration responsibility to the state package, aligning with the architectural changes in this PR. This makes the code more modular by placing related functionality in the same package.

---

`51-51`: **Updated Satellite instantiation to use single state string.**

Changed from using multiple states (slice) to a single state string via `config.GetState()`. This is consistent with the state management refactoring across the codebase.

</details>
<details>
<summary>internal/satellite/satellite.go (4)</summary>

`16-19`: **Updated struct fields to use state package types.**

The Satellite struct has been appropriately refactored to:
1. Use `state.RegistryConfig` for both registry configurations
2. Replace the `states []string` field with a single `state string` field

This change aligns with the broader refactoring to simplify state representation throughout the application.

---

`22-22`: **Updated function signature for NewSatellite.**

The function signature has been modified to accept `state.RegistryConfig` types and a single state string instead of a slice of strings. This change is consistent with the updated struct definition and the state management refactoring.

---

`28-28`: **Updated field initialization in constructor.**

The `state` field is now correctly initialized with the single state string parameter, replacing the previous slice initialization.

---

`43-43`: **Updated state fetching in the Run method.**

The state fetching now uses `config.GetState()` instead of `config.GetStates()`, which is consistent with the state management refactoring throughout the application.

</details>
<details>
<summary>internal/state/state_process.go (12)</summary>

`33-33`: **Added satelliteState field to FetchAndReplicateStateProcess struct.**

The new `satelliteState` field appropriately stores a single state string, replacing the previous approach of using a slice of strings. This field will be used to fetch the satellite's state artifact.

---

`48-52`: **New RegistryConfig struct for encapsulating registry credentials.**

This is a good addition that encapsulates registry connection details (URL, Username, Password) into a single struct, improving code organization and reusability.

---

`62-68`: **Added helper constructor for RegistryConfig.**

The `NewRegistryConfig` function provides a clean way to create registry configuration objects, enhancing code readability and maintainability.

---

`70-90`: **Updated constructor with simplified parameters.**

The constructor now accepts `RegistryConfig` objects and a single state string instead of multiple separate parameters. This simplifies the function signature and makes it more maintainable.

The implementation properly initializes all fields, including formatting registry URLs and setting up the Replicator with the appropriate credentials.

---

`103-106`: **Added state initialization safeguard.**

This is a good addition that ensures the satelliteState is up-to-date by fetching it from the configuration, even if it was initialized with an empty value. The comments clearly explain the rationale behind this check.

---

`115-123`: **New code to fetch and process satellite state.**

The code properly fetches the satellite's state and updates the stateMap based on the retrieved state. This aligns with the new single-state architecture.

---

`160-173`: **New fetchSatelliteState method.**

This method properly encapsulates the logic for fetching the satellite state artifact, with appropriate error handling and logging.

---

`175-200`: **New updateStateMap method for dynamic state management.**

This method dynamically incorporates newly discovered states while discarding obsolete ones.

**Consider adding thread safety mechanisms.**

The implementation doesn't have explicit synchronization for concurrent access to the stateMap. Consider using the existing mutex to protect stateMap modifications if this method might be called concurrently.

---

`272-272`: **Updated condition check in CanExecute method.**

The condition now checks if `satelliteState` is empty instead of checking if `stateMap` is nil, which is consistent with the transition to a single state string representation.

---

`333-336`: **Updated FetchAndProcessState method.**

The method now returns a pointer to `StateReader` instead of `StateReader` and passes the logger to the FetchStateArtifact method. These changes improve consistency with how the method is used elsewhere in the code.

---

`400-401`: **Updated payload handling for ZeroTouchRegistration.**

The code now correctly passes only the relevant authentication information to the UpdateFetchProcessConfigFromZtr method, reflecting the change from multiple states to a single state.

---

`403-408`: **Simplified UpdateFetchProcessConfigFromZtr method.**

The method no longer accepts a states parameter, which is consistent with the transition to a single state string representation. The implementation correctly updates authentication credentials and resets the Replicator.

</details>

</blockquote></details>

</details>
<!-- internal state start -->


<!-- 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= -->

<!-- internal state end -->
<!-- finishing_touch_checkbox_start -->

<details>
<summary>✨ Finishing Touches</summary>

- [ ] <!-- {"checkboxId": "7962f53c-55bc-4827-bfbf-6a18da830691"} --> 📝 Generate Docstrings

</details>

<!-- finishing_touch_checkbox_end -->
<!-- tips_start -->

---



<details>
<summary>🪧 Tips</summary>

### Chat

There are 3 ways to chat with [CodeRabbit](https://coderabbit.ai?utm_source=oss&utm_medium=github&utm_campaign=container-registry/harbor-satellite&utm_content=98):

- Review comments: Directly reply to a review comment made by CodeRabbit. Example:
  - `I pushed a fix in commit <commit_id>, please review it.`
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  - `Open a follow-up GitHub issue for this discussion.`
- Files and specific lines of code (under the "Files changed" tab): Tag `@coderabbitai` in a new review comment at the desired location with your query. Examples:
  - `@coderabbitai generate unit testing code for this file.`
  -	`@coderabbitai modularize this function.`
- PR comments: Tag `@coderabbitai` in a new PR comment to ask questions about the PR branch. For the best results, please provide a very specific query, as very limited context is provided in this mode. Examples:
  - `@coderabbitai gather interesting stats about this repository and render them as a table. Additionally, render a pie chart showing the language distribution in the codebase.`
  - `@coderabbitai read src/utils.ts and generate unit testing code.`
  - `@coderabbitai read the files in the src/scheduler package and generate a class diagram using mermaid and a README in the markdown format.`
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</details>

<!-- tips_end -->
author_association: CONTRIBUTOR
user: login: mviswanathsai
created_at: 2025-03-13T19:48:56Z
body: The PR seems so big since it also incorporates the commits from #95. Once that is merged, this should become much smaller.
author_association: CONTRIBUTOR
user: login: mviswanathsai
created_at: 2025-03-16T16:28:15Z
body: Had to work from my brother's laptop, I seem to have pushed it with his account? I am not even sure. Would this be a problem?
author_association: CONTRIBUTOR