refactor: remove session manager

The session manager is now simply Sablier

app/discovery/autostop.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"errors"
 	"github.com/sablierapp/sablier/pkg/provider"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"github.com/sablierapp/sablier/pkg/store"
 	"golang.org/x/sync/errgroup"
 	"log/slog"
@@ -13,7 +14,7 @@ import (
 // as running instances by Sablier.
 // By default, Sablier does not stop all already running instances. Meaning that you need to make an
 // initial request in order to trigger the scaling to zero.
-func StopAllUnregisteredInstances(ctx context.Context, p provider.Provider, s store.Store, logger *slog.Logger) error {
+func StopAllUnregisteredInstances(ctx context.Context, p sablier.Provider, s sablier.Store, logger *slog.Logger) error {
 	instances, err := p.InstanceList(ctx, provider.InstanceListOptions{
 		All:    false, // Only running containers
 		Labels: []string{LabelEnable},
@@ -41,7 +42,7 @@ func StopAllUnregisteredInstances(ctx context.Context, p provider.Provider, s st
 	return waitGroup.Wait()
 }
 
-func stopFunc(ctx context.Context, name string, p provider.Provider, logger *slog.Logger) func() error {
+func stopFunc(ctx context.Context, name string, p sablier.Provider, logger *slog.Logger) func() error {
 	return func() error {
 		err := p.InstanceStop(ctx, name)
 		if err != nil {

app/discovery/autostop_test.go

@@ -4,10 +4,9 @@ import (
 	"errors"
 	"github.com/neilotoole/slogt"
 	"github.com/sablierapp/sablier/app/discovery"
-	"github.com/sablierapp/sablier/app/instance"
-	"github.com/sablierapp/sablier/app/types"
 	"github.com/sablierapp/sablier/pkg/provider"
 	"github.com/sablierapp/sablier/pkg/provider/providertest"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"github.com/sablierapp/sablier/pkg/store/inmemory"
 	gomock "go.uber.org/mock/gomock"
 	"gotest.tools/v3/assert"
@@ -22,13 +21,13 @@ func TestStopAllUnregisteredInstances(t *testing.T) {
 	ctx := t.Context()
 
 	// Define instances and registered instances
-	instances := []types.Instance{
+	instances := []sablier.InstanceConfiguration{
 		{Name: "instance1"},
 		{Name: "instance2"},
 		{Name: "instance3"},
 	}
 	store := inmemory.NewInMemory()
-	err := store.Put(ctx, instance.State{Name: "instance1"}, time.Minute)
+	err := store.Put(ctx, sablier.InstanceInfo{Name: "instance1"}, time.Minute)
 	assert.NilError(t, err)
 
 	// Set up expectations for InstanceList
@@ -53,13 +52,13 @@ func TestStopAllUnregisteredInstances_WithError(t *testing.T) {
 	ctx := t.Context()
 
 	// Define instances and registered instances
-	instances := []types.Instance{
+	instances := []sablier.InstanceConfiguration{
 		{Name: "instance1"},
 		{Name: "instance2"},
 		{Name: "instance3"},
 	}
 	store := inmemory.NewInMemory()
-	err := store.Put(ctx, instance.State{Name: "instance1"}, time.Minute)
+	err := store.Put(ctx, sablier.InstanceInfo{Name: "instance1"}, time.Minute)
 	assert.NilError(t, err)
 
 	// Set up expectations for InstanceList

app/http/routes/strategies.go

@@ -1,15 +1,15 @@
 package routes
 
 import (
-	"github.com/sablierapp/sablier/app/sessions"
 	"github.com/sablierapp/sablier/config"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"github.com/sablierapp/sablier/pkg/theme"
 )
 
 type ServeStrategy struct {
 	Theme *theme.Themes
 
-	SessionsManager sessions.Manager
+	SessionsManager sablier.Sablier
 	StrategyConfig  config.Strategy
 	SessionsConfig  config.Sessions
 }

app/instance/instance.go

@@ -1,55 +0,0 @@
-package instance
-
-var Ready = "ready"
-var NotReady = "not-ready"
-var Unrecoverable = "unrecoverable"
-
-type State struct {
-	Name            string `json:"name"`
-	CurrentReplicas int32  `json:"currentReplicas"`
-	DesiredReplicas int32  `json:"desiredReplicas"`
-	Status          string `json:"status"`
-	Message         string `json:"message,omitempty"`
-}
-
-func (instance State) IsReady() bool {
-	return instance.Status == Ready
-}
-
-func ErrorInstanceState(name string, err error, desiredReplicas int32) (State, error) {
-	return State{
-		Name:            name,
-		CurrentReplicas: 0,
-		DesiredReplicas: desiredReplicas,
-		Status:          Unrecoverable,
-		Message:         err.Error(),
-	}, err
-}
-
-func UnrecoverableInstanceState(name string, message string, desiredReplicas int32) State {
-	return State{
-		Name:            name,
-		CurrentReplicas: 0,
-		DesiredReplicas: desiredReplicas,
-		Status:          Unrecoverable,
-		Message:         message,
-	}
-}
-
-func ReadyInstanceState(name string, replicas int32) State {
-	return State{
-		Name:            name,
-		CurrentReplicas: replicas,
-		DesiredReplicas: replicas,
-		Status:          Ready,
-	}
-}
-
-func NotReadyInstanceState(name string, currentReplicas int32, desiredReplicas int32) State {
-	return State{
-		Name:            name,
-		CurrentReplicas: currentReplicas,
-		DesiredReplicas: desiredReplicas,
-		Status:          NotReady,
-	}
-}

app/sablier.go

@@ -6,10 +6,10 @@ import (
 	"github.com/docker/docker/client"
 	"github.com/sablierapp/sablier/app/discovery"
 	"github.com/sablierapp/sablier/app/http/routes"
-	"github.com/sablierapp/sablier/pkg/provider"
 	"github.com/sablierapp/sablier/pkg/provider/docker"
 	"github.com/sablierapp/sablier/pkg/provider/dockerswarm"
 	"github.com/sablierapp/sablier/pkg/provider/kubernetes"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"github.com/sablierapp/sablier/pkg/store/inmemory"
 	"github.com/sablierapp/sablier/pkg/theme"
 	k8s "k8s.io/client-go/kubernetes"
@@ -21,8 +21,6 @@ import (
 	"syscall"
 	"time"
 
-	"github.com/sablierapp/sablier/app/sessions"
-	"github.com/sablierapp/sablier/app/storage"
 	"github.com/sablierapp/sablier/config"
 	"github.com/sablierapp/sablier/internal/server"
 	"github.com/sablierapp/sablier/version"
@@ -47,30 +45,20 @@ func Start(ctx context.Context, conf config.Config) error {
 		return err
 	}
 
-	sessionsManager := sessions.NewSessionsManager(logger, store, provider)
+	s := sablier.New(logger, store, provider)
-
-	if conf.Storage.File != "" {
-		storage, err := storage.NewFileStorage(conf.Storage, logger)
-		if err != nil {
-			return err
-		}
-
-		defer saveSessions(storage, sessionsManager, logger)
-		loadSessions(storage, sessionsManager, logger)
-	}
 
 	groups, err := provider.InstanceGroups(ctx)
 	if err != nil {
 		logger.WarnContext(ctx, "initial group scan failed", slog.Any("reason", err))
 	} else {
-		sessionsManager.SetGroups(groups)
+		s.SetGroups(groups)
 	}
 
 	updateGroups := make(chan map[string][]string)
 	go WatchGroups(ctx, provider, 2*time.Second, updateGroups, logger)
 	go func() {
 		for groups := range updateGroups {
-			sessionsManager.SetGroups(groups)
+			s.SetGroups(groups)
 		}
 	}()
 
@@ -78,7 +66,7 @@ func Start(ctx context.Context, conf config.Config) error {
 	go provider.NotifyInstanceStopped(ctx, instanceStopped)
 	go func() {
 		for stopped := range instanceStopped {
-			err := sessionsManager.RemoveInstance(stopped)
+			err := s.RemoveInstance(ctx, stopped)
 			if err != nil {
 				logger.Warn("could not remove instance", slog.Any("error", err))
 			}
@@ -111,7 +99,7 @@ func Start(ctx context.Context, conf config.Config) error {
 
 	strategy := &routes.ServeStrategy{
 		Theme:           t,
-		SessionsManager: sessionsManager,
+		SessionsManager: s,
 		StrategyConfig:  conf.Strategy,
 		SessionsConfig:  conf.Sessions,
 	}
@@ -132,7 +120,7 @@ func Start(ctx context.Context, conf config.Config) error {
 	return nil
 }
 
-func onSessionExpires(ctx context.Context, provider provider.Provider, logger *slog.Logger) func(key string) {
+func onSessionExpires(ctx context.Context, provider sablier.Provider, logger *slog.Logger) func(key string) {
 	return func(_key string) {
 		go func(key string) {
 			logger.InfoContext(ctx, "instance expired", slog.String("instance", key))
@@ -144,32 +132,7 @@ func onSessionExpires(ctx context.Context, provider provider.Provider, logger *s
 	}
 }
 
-func loadSessions(storage storage.Storage, sessions sessions.Manager, logger *slog.Logger) {
+func NewProvider(ctx context.Context, logger *slog.Logger, config config.Provider) (sablier.Provider, error) {
-	logger.Info("loading sessions from storage")
-	reader, err := storage.Reader()
-	if err != nil {
-		logger.Error("error loading sessions from storage", slog.Any("reason", err))
-	}
-	err = sessions.LoadSessions(reader)
-	if err != nil {
-		logger.Error("error loading sessions into Sablier", slog.Any("reason", err))
-	}
-}
-
-func saveSessions(storage storage.Storage, sessions sessions.Manager, logger *slog.Logger) {
-	logger.Info("writing sessions to storage")
-	writer, err := storage.Writer()
-	if err != nil {
-		logger.Error("error saving sessions to storage", slog.Any("reason", err))
-		return
-	}
-	err = sessions.SaveSessions(writer)
-	if err != nil {
-		logger.Error("error saving sessions from Sablier", slog.Any("reason", err))
-	}
-}
-
-func NewProvider(ctx context.Context, logger *slog.Logger, config config.Provider) (provider.Provider, error) {
 	if err := config.IsValid(); err != nil {
 		return nil, err
 	}
@@ -204,7 +167,7 @@ func NewProvider(ctx context.Context, logger *slog.Logger, config config.Provide
 	return nil, fmt.Errorf("unimplemented provider %s", config.Name)
 }
 
-func WatchGroups(ctx context.Context, provider provider.Provider, frequency time.Duration, send chan<- map[string][]string, logger *slog.Logger) {
+func WatchGroups(ctx context.Context, provider sablier.Provider, frequency time.Duration, send chan<- map[string][]string, logger *slog.Logger) {
 	ticker := time.NewTicker(frequency)
 	for {
 		select {

app/sessions/sessions_manager.go

@@ -1,301 +0,0 @@
-package sessions
-
-import (
-	"context"
-	"encoding/json"
-	"errors"
-	"fmt"
-	"github.com/google/go-cmp/cmp"
-	"github.com/sablierapp/sablier/pkg/provider"
-	"github.com/sablierapp/sablier/pkg/store"
-	"io"
-	"log/slog"
-	"maps"
-	"slices"
-	"sync"
-	"time"
-
-	"github.com/sablierapp/sablier/app/instance"
-)
-
-//go:generate go tool mockgen -package sessionstest -source=sessions_manager.go -destination=sessionstest/mocks_sessions_manager.go *
-
-type Manager interface {
-	RequestSession(ctx context.Context, names []string, duration time.Duration) (*SessionState, error)
-	RequestSessionGroup(ctx context.Context, group string, duration time.Duration) (*SessionState, error)
-	RequestReadySession(ctx context.Context, names []string, duration time.Duration, timeout time.Duration) (*SessionState, error)
-	RequestReadySessionGroup(ctx context.Context, group string, duration time.Duration, timeout time.Duration) (*SessionState, error)
-
-	LoadSessions(io.ReadCloser) error
-	SaveSessions(io.WriteCloser) error
-
-	RemoveInstance(name string) error
-	SetGroups(groups map[string][]string)
-}
-
-type SessionsManager struct {
-	store    store.Store
-	provider provider.Provider
-	groups   map[string][]string
-
-	l *slog.Logger
-}
-
-func NewSessionsManager(logger *slog.Logger, store store.Store, provider provider.Provider) Manager {
-	sm := &SessionsManager{
-		store:    store,
-		provider: provider,
-		groups:   map[string][]string{},
-		l:        logger,
-	}
-
-	return sm
-}
-
-func (s *SessionsManager) SetGroups(groups map[string][]string) {
-	if groups == nil {
-		groups = map[string][]string{}
-	}
-	if diff := cmp.Diff(s.groups, groups); diff != "" {
-		// TODO: Change this log for a friendly logging, groups rarely change, so we can put some effort on displaying what changed
-		s.l.Info("set groups", slog.Any("old", s.groups), slog.Any("new", groups), slog.Any("diff", diff))
-		s.groups = groups
-	}
-}
-
-func (s *SessionsManager) RemoveInstance(name string) error {
-	return s.store.Delete(context.Background(), name)
-}
-
-func (s *SessionsManager) LoadSessions(reader io.ReadCloser) error {
-	unmarshaler, ok := s.store.(json.Unmarshaler)
-	defer reader.Close()
-	if ok {
-		return json.NewDecoder(reader).Decode(unmarshaler)
-	}
-	return nil
-}
-
-func (s *SessionsManager) SaveSessions(writer io.WriteCloser) error {
-	marshaler, ok := s.store.(json.Marshaler)
-	defer writer.Close()
-	if ok {
-		encoder := json.NewEncoder(writer)
-		encoder.SetEscapeHTML(false)
-		encoder.SetIndent("", "  ")
-
-		return encoder.Encode(marshaler)
-	}
-	return nil
-}
-
-type InstanceState struct {
-	Instance instance.State `json:"instance"`
-	Error    error          `json:"error"`
-}
-
-type SessionState struct {
-	Instances map[string]InstanceState `json:"instances"`
-}
-
-func (s *SessionState) IsReady() bool {
-	if s.Instances == nil {
-		s.Instances = map[string]InstanceState{}
-	}
-
-	for _, v := range s.Instances {
-		if v.Error != nil || v.Instance.Status != instance.Ready {
-			return false
-		}
-	}
-
-	return true
-}
-
-func (s *SessionState) Status() string {
-	if s.IsReady() {
-		return "ready"
-	}
-
-	return "not-ready"
-}
-
-func (s *SessionsManager) RequestSession(ctx context.Context, names []string, duration time.Duration) (sessionState *SessionState, err error) {
-	if len(names) == 0 {
-		return nil, fmt.Errorf("names cannot be empty")
-	}
-
-	var wg sync.WaitGroup
-
-	mx := sync.Mutex{}
-	sessionState = &SessionState{
-		Instances: map[string]InstanceState{},
-	}
-
-	wg.Add(len(names))
-
-	for i := 0; i < len(names); i++ {
-		go func(name string) {
-			defer wg.Done()
-			state, err := s.requestInstance(ctx, name, duration)
-			mx.Lock()
-			defer mx.Unlock()
-			sessionState.Instances[name] = InstanceState{
-				Instance: state,
-				Error:    err,
-			}
-		}(names[i])
-	}
-
-	wg.Wait()
-
-	return sessionState, nil
-}
-
-func (s *SessionsManager) RequestSessionGroup(ctx context.Context, group string, duration time.Duration) (sessionState *SessionState, err error) {
-	if len(group) == 0 {
-		return nil, fmt.Errorf("group is mandatory")
-	}
-
-	names, ok := s.groups[group]
-	if !ok {
-		return nil, ErrGroupNotFound{
-			Group:           group,
-			AvailableGroups: slices.Collect(maps.Keys(s.groups)),
-		}
-	}
-
-	if len(names) == 0 {
-		return nil, fmt.Errorf("group has no member")
-	}
-
-	return s.RequestSession(ctx, names, duration)
-}
-
-func (s *SessionsManager) requestInstance(ctx context.Context, name string, duration time.Duration) (instance.State, error) {
-	if name == "" {
-		return instance.State{}, errors.New("instance name cannot be empty")
-	}
-
-	state, err := s.store.Get(ctx, name)
-	if errors.Is(err, store.ErrKeyNotFound) {
-		s.l.DebugContext(ctx, "request to start instance received", slog.String("instance", name))
-
-		err := s.provider.InstanceStart(ctx, name)
-		if err != nil {
-			return instance.State{}, err
-		}
-
-		state, err = s.provider.InstanceInspect(ctx, name)
-		if err != nil {
-			return instance.State{}, err
-		}
-		s.l.DebugContext(ctx, "request to start instance status completed", slog.String("instance", name), slog.String("status", state.Status))
-	} else if err != nil {
-		s.l.ErrorContext(ctx, "request to start instance failed", slog.String("instance", name), slog.Any("error", err))
-		return instance.State{}, fmt.Errorf("cannot retrieve instance from store: %w", err)
-	} else if state.Status != instance.Ready {
-		s.l.DebugContext(ctx, "request to check instance status received", slog.String("instance", name), slog.String("current_status", state.Status))
-		state, err = s.provider.InstanceInspect(ctx, name)
-		if err != nil {
-			return instance.State{}, err
-		}
-		s.l.DebugContext(ctx, "request to check instance status completed", slog.String("instance", name), slog.String("new_status", state.Status))
-	}
-
-	s.l.DebugContext(ctx, "set expiration for instance", slog.String("instance", name), slog.Duration("expiration", duration))
-	// Refresh the duration
-	s.expiresAfter(ctx, state, duration)
-	return state, nil
-}
-
-func (s *SessionsManager) RequestReadySession(ctx context.Context, names []string, duration time.Duration, timeout time.Duration) (*SessionState, error) {
-	session, err := s.RequestSession(ctx, names, duration)
-	if err != nil {
-		return nil, err
-	}
-
-	if session.IsReady() {
-		return session, nil
-	}
-
-	ticker := time.NewTicker(5 * time.Second)
-	readiness := make(chan *SessionState)
-	errch := make(chan error)
-	quit := make(chan struct{})
-
-	go func() {
-		for {
-			select {
-			case <-ticker.C:
-				session, err := s.RequestSession(ctx, names, duration)
-				if err != nil {
-					errch <- err
-					return
-				}
-				if session.IsReady() {
-					readiness <- session
-				}
-			case <-quit:
-				ticker.Stop()
-				return
-			}
-		}
-	}()
-
-	select {
-	case <-ctx.Done():
-		s.l.DebugContext(ctx, "request cancelled", slog.Any("reason", ctx.Err()))
-		close(quit)
-		if ctx.Err() != nil {
-			return nil, fmt.Errorf("request cancelled by user: %w", ctx.Err())
-		}
-		return nil, fmt.Errorf("request cancelled by user")
-	case status := <-readiness:
-		close(quit)
-		return status, nil
-	case err := <-errch:
-		close(quit)
-		return nil, err
-	case <-time.After(timeout):
-		close(quit)
-		return nil, fmt.Errorf("session was not ready after %s", timeout.String())
-	}
-}
-
-func (s *SessionsManager) RequestReadySessionGroup(ctx context.Context, group string, duration time.Duration, timeout time.Duration) (sessionState *SessionState, err error) {
-
-	if len(group) == 0 {
-		return nil, fmt.Errorf("group is mandatory")
-	}
-
-	names, ok := s.groups[group]
-	if !ok {
-		return nil, ErrGroupNotFound{
-			Group:           group,
-			AvailableGroups: slices.Collect(maps.Keys(s.groups)),
-		}
-	}
-
-	if len(names) == 0 {
-		return nil, fmt.Errorf("group has no member")
-	}
-
-	return s.RequestReadySession(ctx, names, duration, timeout)
-}
-
-func (s *SessionsManager) expiresAfter(ctx context.Context, instance instance.State, duration time.Duration) {
-	err := s.store.Put(ctx, instance, duration)
-	if err != nil {
-		s.l.Error("could not put instance to store, will not expire", slog.Any("error", err), slog.String("instance", instance.Name))
-	}
-}
-
-func (s *SessionState) MarshalJSON() ([]byte, error) {
-	instances := maps.Values(s.Instances)
-
-	return json.Marshal(map[string]any{
-		"instances": instances,
-		"status":    s.Status(),
-	})
-}

app/sessions/sessionstest/mocks_sessions_manager.go

@@ -1,158 +0,0 @@
-// Code generated by MockGen. DO NOT EDIT.
-// Source: sessions_manager.go
-//
-// Generated by this command:
-//
-//	mockgen -package sessionstest -source=sessions_manager.go -destination=sessionstest/mocks_sessions_manager.go *
-//
-
-// Package sessionstest is a generated GoMock package.
-package sessionstest
-
-import (
-	context "context"
-	io "io"
-	reflect "reflect"
-	time "time"
-
-	sessions "github.com/sablierapp/sablier/app/sessions"
-	gomock "go.uber.org/mock/gomock"
-)
-
-// MockManager is a mock of Manager interface.
-type MockManager struct {
-	ctrl     *gomock.Controller
-	recorder *MockManagerMockRecorder
-	isgomock struct{}
-}
-
-// MockManagerMockRecorder is the mock recorder for MockManager.
-type MockManagerMockRecorder struct {
-	mock *MockManager
-}
-
-// NewMockManager creates a new mock instance.
-func NewMockManager(ctrl *gomock.Controller) *MockManager {
-	mock := &MockManager{ctrl: ctrl}
-	mock.recorder = &MockManagerMockRecorder{mock}
-	return mock
-}
-
-// EXPECT returns an object that allows the caller to indicate expected use.
-func (m *MockManager) EXPECT() *MockManagerMockRecorder {
-	return m.recorder
-}
-
-// LoadSessions mocks base method.
-func (m *MockManager) LoadSessions(arg0 io.ReadCloser) error {
-	m.ctrl.T.Helper()
-	ret := m.ctrl.Call(m, "LoadSessions", arg0)
-	ret0, _ := ret[0].(error)
-	return ret0
-}
-
-// LoadSessions indicates an expected call of LoadSessions.
-func (mr *MockManagerMockRecorder) LoadSessions(arg0 any) *gomock.Call {
-	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "LoadSessions", reflect.TypeOf((*MockManager)(nil).LoadSessions), arg0)
-}
-
-// RemoveInstance mocks base method.
-func (m *MockManager) RemoveInstance(name string) error {
-	m.ctrl.T.Helper()
-	ret := m.ctrl.Call(m, "RemoveInstance", name)
-	ret0, _ := ret[0].(error)
-	return ret0
-}
-
-// RemoveInstance indicates an expected call of RemoveInstance.
-func (mr *MockManagerMockRecorder) RemoveInstance(name any) *gomock.Call {
-	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "RemoveInstance", reflect.TypeOf((*MockManager)(nil).RemoveInstance), name)
-}
-
-// RequestReadySession mocks base method.
-func (m *MockManager) RequestReadySession(ctx context.Context, names []string, duration, timeout time.Duration) (*sessions.SessionState, error) {
-	m.ctrl.T.Helper()
-	ret := m.ctrl.Call(m, "RequestReadySession", ctx, names, duration, timeout)
-	ret0, _ := ret[0].(*sessions.SessionState)
-	ret1, _ := ret[1].(error)
-	return ret0, ret1
-}
-
-// RequestReadySession indicates an expected call of RequestReadySession.
-func (mr *MockManagerMockRecorder) RequestReadySession(ctx, names, duration, timeout any) *gomock.Call {
-	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "RequestReadySession", reflect.TypeOf((*MockManager)(nil).RequestReadySession), ctx, names, duration, timeout)
-}
-
-// RequestReadySessionGroup mocks base method.
-func (m *MockManager) RequestReadySessionGroup(ctx context.Context, group string, duration, timeout time.Duration) (*sessions.SessionState, error) {
-	m.ctrl.T.Helper()
-	ret := m.ctrl.Call(m, "RequestReadySessionGroup", ctx, group, duration, timeout)
-	ret0, _ := ret[0].(*sessions.SessionState)
-	ret1, _ := ret[1].(error)
-	return ret0, ret1
-}
-
-// RequestReadySessionGroup indicates an expected call of RequestReadySessionGroup.
-func (mr *MockManagerMockRecorder) RequestReadySessionGroup(ctx, group, duration, timeout any) *gomock.Call {
-	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "RequestReadySessionGroup", reflect.TypeOf((*MockManager)(nil).RequestReadySessionGroup), ctx, group, duration, timeout)
-}
-
-// RequestSession mocks base method.
-func (m *MockManager) RequestSession(ctx context.Context, names []string, duration time.Duration) (*sessions.SessionState, error) {
-	m.ctrl.T.Helper()
-	ret := m.ctrl.Call(m, "RequestSession", ctx, names, duration)
-	ret0, _ := ret[0].(*sessions.SessionState)
-	ret1, _ := ret[1].(error)
-	return ret0, ret1
-}
-
-// RequestSession indicates an expected call of RequestSession.
-func (mr *MockManagerMockRecorder) RequestSession(ctx, names, duration any) *gomock.Call {
-	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "RequestSession", reflect.TypeOf((*MockManager)(nil).RequestSession), ctx, names, duration)
-}
-
-// RequestSessionGroup mocks base method.
-func (m *MockManager) RequestSessionGroup(ctx context.Context, group string, duration time.Duration) (*sessions.SessionState, error) {
-	m.ctrl.T.Helper()
-	ret := m.ctrl.Call(m, "RequestSessionGroup", ctx, group, duration)
-	ret0, _ := ret[0].(*sessions.SessionState)
-	ret1, _ := ret[1].(error)
-	return ret0, ret1
-}
-
-// RequestSessionGroup indicates an expected call of RequestSessionGroup.
-func (mr *MockManagerMockRecorder) RequestSessionGroup(ctx, group, duration any) *gomock.Call {
-	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "RequestSessionGroup", reflect.TypeOf((*MockManager)(nil).RequestSessionGroup), ctx, group, duration)
-}
-
-// SaveSessions mocks base method.
-func (m *MockManager) SaveSessions(arg0 io.WriteCloser) error {
-	m.ctrl.T.Helper()
-	ret := m.ctrl.Call(m, "SaveSessions", arg0)
-	ret0, _ := ret[0].(error)
-	return ret0
-}
-
-// SaveSessions indicates an expected call of SaveSessions.
-func (mr *MockManagerMockRecorder) SaveSessions(arg0 any) *gomock.Call {
-	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "SaveSessions", reflect.TypeOf((*MockManager)(nil).SaveSessions), arg0)
-}
-
-// SetGroups mocks base method.
-func (m *MockManager) SetGroups(groups map[string][]string) {
-	m.ctrl.T.Helper()
-	m.ctrl.Call(m, "SetGroups", groups)
-}
-
-// SetGroups indicates an expected call of SetGroups.
-func (mr *MockManagerMockRecorder) SetGroups(groups any) *gomock.Call {
-	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "SetGroups", reflect.TypeOf((*MockManager)(nil).SetGroups), groups)
-}

app/types/instance.go

@@ -1,6 +0,0 @@
-package types
-
-type Instance struct {
-	Name  string
-	Group string
-}

internal/api/api_response_headers.go

@@ -2,14 +2,14 @@ package api
 
 import (
 	"github.com/gin-gonic/gin"
-	"github.com/sablierapp/sablier/app/sessions"
+	"github.com/sablierapp/sablier/pkg/sablier"
 )
 
 const SablierStatusHeader = "X-Sablier-Session-Status"
 const SablierStatusReady = "ready"
 const SablierStatusNotReady = "not-ready"
 
-func AddSablierHeader(c *gin.Context, session *sessions.SessionState) {
+func AddSablierHeader(c *gin.Context, session *sablier.SessionState) {
 	if session.IsReady() {
 		c.Header(SablierStatusHeader, SablierStatusReady)
 	} else {

internal/api/api_test.go

@@ -4,8 +4,8 @@ import (
 	"github.com/gin-gonic/gin"
 	"github.com/neilotoole/slogt"
 	"github.com/sablierapp/sablier/app/http/routes"
-	"github.com/sablierapp/sablier/app/sessions/sessionstest"
 	"github.com/sablierapp/sablier/config"
+	"github.com/sablierapp/sablier/pkg/sablier/sabliertest"
 	"github.com/sablierapp/sablier/pkg/theme"
 	"go.uber.org/mock/gomock"
 	"gotest.tools/v3/assert"
@@ -14,7 +14,7 @@ import (
 	"testing"
 )
 
-func NewApiTest(t *testing.T) (app *gin.Engine, router *gin.RouterGroup, strategy *routes.ServeStrategy, mock *sessionstest.MockManager) {
+func NewApiTest(t *testing.T) (app *gin.Engine, router *gin.RouterGroup, strategy *routes.ServeStrategy, mock *sabliertest.MockSablier) {
 	t.Helper()
 	gin.SetMode(gin.TestMode)
 	ctrl := gomock.NewController(t)
@@ -23,7 +23,7 @@ func NewApiTest(t *testing.T) (app *gin.Engine, router *gin.RouterGroup, strateg
 
 	app = gin.New()
 	router = app.Group("/api")
-	mock = sessionstest.NewMockManager(ctrl)
+	mock = sabliertest.NewMockSablier(ctrl)
 	strategy = &routes.ServeStrategy{
 		Theme:           th,
 		SessionsManager: mock,

internal/api/problemdetail.go

@@ -1,7 +1,7 @@
 package api
 
 import (
-	"github.com/sablierapp/sablier/app/sessions"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"github.com/sablierapp/sablier/pkg/theme"
 	"github.com/tniswong/go.rfcx/rfc7807"
 	"net/http"
@@ -25,7 +25,7 @@ func ProblemValidation(e error) rfc7807.Problem {
 	}
 }
 
-func ProblemGroupNotFound(e sessions.ErrGroupNotFound) rfc7807.Problem {
+func ProblemGroupNotFound(e sablier.ErrGroupNotFound) rfc7807.Problem {
 	pb := rfc7807.Problem{
 		Type:   "https://sablierapp.dev/#/errors?id=group-not-found",
 		Title:  "Group not found",

internal/api/start_blocking.go

@@ -5,7 +5,7 @@ import (
 	"github.com/gin-gonic/gin"
 	"github.com/sablierapp/sablier/app/http/routes"
 	"github.com/sablierapp/sablier/app/http/routes/models"
-	"github.com/sablierapp/sablier/app/sessions"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"net/http"
 )
 
@@ -31,13 +31,13 @@ func StartBlocking(router *gin.RouterGroup, s *routes.ServeStrategy) {
 			return
 		}
 
-		var sessionState *sessions.SessionState
+		var sessionState *sablier.SessionState
 		var err error
 		if len(request.Names) > 0 {
 			sessionState, err = s.SessionsManager.RequestReadySession(c.Request.Context(), request.Names, request.SessionDuration, request.Timeout)
 		} else {
 			sessionState, err = s.SessionsManager.RequestReadySessionGroup(c.Request.Context(), request.Group, request.SessionDuration, request.Timeout)
-			var groupNotFoundError sessions.ErrGroupNotFound
+			var groupNotFoundError sablier.ErrGroupNotFound
 			if errors.As(err, &groupNotFoundError) {
 				AbortWithProblemDetail(c, ProblemGroupNotFound(groupNotFoundError))
 				return

internal/api/start_blocking_test.go

@@ -2,7 +2,7 @@ package api
 
 import (
 	"errors"
-	"github.com/sablierapp/sablier/app/sessions"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"github.com/tniswong/go.rfcx/rfc7807"
 	"go.uber.org/mock/gomock"
 	"gotest.tools/v3/assert"
@@ -35,7 +35,7 @@ func TestStartBlocking(t *testing.T) {
 	t.Run("StartBlockingByNames", func(t *testing.T) {
 		app, router, strategy, m := NewApiTest(t)
 		StartBlocking(router, strategy)
-		m.EXPECT().RequestReadySession(gomock.Any(), []string{"test"}, gomock.Any(), gomock.Any()).Return(&sessions.SessionState{}, nil)
+		m.EXPECT().RequestReadySession(gomock.Any(), []string{"test"}, gomock.Any(), gomock.Any()).Return(&sablier.SessionState{}, nil)
 		r := PerformRequest(app, "GET", "/api/strategies/blocking?names=test")
 		assert.Equal(t, http.StatusOK, r.Code)
 		assert.Equal(t, SablierStatusReady, r.Header().Get(SablierStatusHeader))
@@ -43,7 +43,7 @@ func TestStartBlocking(t *testing.T) {
 	t.Run("StartBlockingByGroup", func(t *testing.T) {
 		app, router, strategy, m := NewApiTest(t)
 		StartBlocking(router, strategy)
-		m.EXPECT().RequestReadySessionGroup(gomock.Any(), "test", gomock.Any(), gomock.Any()).Return(&sessions.SessionState{}, nil)
+		m.EXPECT().RequestReadySessionGroup(gomock.Any(), "test", gomock.Any(), gomock.Any()).Return(&sablier.SessionState{}, nil)
 		r := PerformRequest(app, "GET", "/api/strategies/blocking?group=test")
 		assert.Equal(t, http.StatusOK, r.Code)
 		assert.Equal(t, SablierStatusReady, r.Header().Get(SablierStatusHeader))
@@ -51,7 +51,7 @@ func TestStartBlocking(t *testing.T) {
 	t.Run("StartBlockingErrGroupNotFound", func(t *testing.T) {
 		app, router, strategy, m := NewApiTest(t)
 		StartBlocking(router, strategy)
-		m.EXPECT().RequestReadySessionGroup(gomock.Any(), "test", gomock.Any(), gomock.Any()).Return(nil, sessions.ErrGroupNotFound{
+		m.EXPECT().RequestReadySessionGroup(gomock.Any(), "test", gomock.Any(), gomock.Any()).Return(nil, sablier.ErrGroupNotFound{
 			Group:           "test",
 			AvailableGroups: []string{"test1", "test2"},
 		})

internal/api/start_dynamic.go

@@ -4,6 +4,7 @@ import (
 	"bufio"
 	"bytes"
 	"errors"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"sort"
 	"strconv"
 	"strings"
@@ -11,8 +12,6 @@ import (
 	"github.com/gin-gonic/gin"
 	"github.com/sablierapp/sablier/app/http/routes"
 	"github.com/sablierapp/sablier/app/http/routes/models"
-	"github.com/sablierapp/sablier/app/instance"
-	"github.com/sablierapp/sablier/app/sessions"
 	theme2 "github.com/sablierapp/sablier/pkg/theme"
 )
 
@@ -40,13 +39,13 @@ func StartDynamic(router *gin.RouterGroup, s *routes.ServeStrategy) {
 			return
 		}
 
-		var sessionState *sessions.SessionState
+		var sessionState *sablier.SessionState
 		var err error
 		if len(request.Names) > 0 {
 			sessionState, err = s.SessionsManager.RequestSession(c, request.Names, request.SessionDuration)
 		} else {
 			sessionState, err = s.SessionsManager.RequestSessionGroup(c, request.Group, request.SessionDuration)
-			var groupNotFoundError sessions.ErrGroupNotFound
+			var groupNotFoundError sablier.ErrGroupNotFound
 			if errors.As(err, &groupNotFoundError) {
 				AbortWithProblemDetail(c, ProblemGroupNotFound(groupNotFoundError))
 				return
@@ -90,7 +89,7 @@ func StartDynamic(router *gin.RouterGroup, s *routes.ServeStrategy) {
 	})
 }
 
-func sessionStateToRenderOptionsInstanceState(sessionState *sessions.SessionState) (instances []theme2.Instance) {
+func sessionStateToRenderOptionsInstanceState(sessionState *sablier.SessionState) (instances []theme2.Instance) {
 	if sessionState == nil {
 		return
 	}
@@ -106,7 +105,7 @@ func sessionStateToRenderOptionsInstanceState(sessionState *sessions.SessionStat
 	return
 }
 
-func instanceStateToRenderOptionsRequestState(instanceState instance.State) theme2.Instance {
+func instanceStateToRenderOptionsRequestState(instanceState sablier.InstanceInfo) theme2.Instance {
 
 	var err error
 	if instanceState.Message == "" {
@@ -117,7 +116,7 @@ func instanceStateToRenderOptionsRequestState(instanceState instance.State) them
 
 	return theme2.Instance{
 		Name:            instanceState.Name,
-		Status:          instanceState.Status,
+		Status:          string(instanceState.Status),
 		CurrentReplicas: instanceState.CurrentReplicas,
 		DesiredReplicas: instanceState.DesiredReplicas,
 		Error:           err,

internal/api/start_dynamic_test.go

@@ -2,8 +2,7 @@ package api
 
 import (
 	"errors"
-	"github.com/sablierapp/sablier/app/instance"
+	"github.com/sablierapp/sablier/pkg/sablier"
-	"github.com/sablierapp/sablier/app/sessions"
 	"github.com/tniswong/go.rfcx/rfc7807"
 	"go.uber.org/mock/gomock"
 	"gotest.tools/v3/assert"
@@ -11,11 +10,11 @@ import (
 	"testing"
 )
 
-func session() *sessions.SessionState {
+func session() *sablier.SessionState {
-	state := instance.ReadyInstanceState("test", 1)
+	state := sablier.ReadyInstanceState("test", 1)
-	state2 := instance.ReadyInstanceState("test2", 1)
+	state2 := sablier.ReadyInstanceState("test2", 1)
-	return &sessions.SessionState{
+	return &sablier.SessionState{
-		Instances: map[string]sessions.InstanceState{
+		Instances: map[string]sablier.InstanceInfoWithError{
 			"test": {
 				Instance: state,
 				Error:    nil,
@@ -77,7 +76,7 @@ func TestStartDynamic(t *testing.T) {
 	t.Run("StartDynamicErrGroupNotFound", func(t *testing.T) {
 		app, router, strategy, m := NewApiTest(t)
 		StartDynamic(router, strategy)
-		m.EXPECT().RequestSessionGroup(gomock.Any(), "test", gomock.Any()).Return(nil, sessions.ErrGroupNotFound{
+		m.EXPECT().RequestSessionGroup(gomock.Any(), "test", gomock.Any()).Return(nil, sablier.ErrGroupNotFound{
 			Group:           "test",
 			AvailableGroups: []string{"test1", "test2"},
 		})

pkg/provider/docker/container_inspect.go

@@ -3,41 +3,41 @@ package docker
 import (
 	"context"
 	"fmt"
-	"github.com/sablierapp/sablier/app/instance"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"log/slog"
 )
 
-func (p *DockerClassicProvider) InstanceInspect(ctx context.Context, name string) (instance.State, error) {
+func (p *DockerClassicProvider) InstanceInspect(ctx context.Context, name string) (sablier.InstanceInfo, error) {
 	spec, err := p.Client.ContainerInspect(ctx, name)
 	if err != nil {
-		return instance.State{}, fmt.Errorf("cannot inspect container: %w", err)
+		return sablier.InstanceInfo{}, fmt.Errorf("cannot inspect container: %w", err)
 	}
 
 	// "created", "running", "paused", "restarting", "removing", "exited", or "dead"
 	switch spec.State.Status {
 	case "created", "paused", "restarting", "removing":
-		return instance.NotReadyInstanceState(name, 0, p.desiredReplicas), nil
+		return sablier.NotReadyInstanceState(name, 0, p.desiredReplicas), nil
 	case "running":
 		if spec.State.Health != nil {
 			// // "starting", "healthy" or "unhealthy"
 			if spec.State.Health.Status == "healthy" {
-				return instance.ReadyInstanceState(name, p.desiredReplicas), nil
+				return sablier.ReadyInstanceState(name, p.desiredReplicas), nil
 			} else if spec.State.Health.Status == "unhealthy" {
-				return instance.UnrecoverableInstanceState(name, "container is unhealthy", p.desiredReplicas), nil
+				return sablier.UnrecoverableInstanceState(name, "container is unhealthy", p.desiredReplicas), nil
 			} else {
-				return instance.NotReadyInstanceState(name, 0, p.desiredReplicas), nil
+				return sablier.NotReadyInstanceState(name, 0, p.desiredReplicas), nil
 			}
 		}
 		p.l.WarnContext(ctx, "container running without healthcheck, you should define a healthcheck on your container so that Sablier properly detects when the container is ready to handle requests.", slog.String("container", name))
-		return instance.ReadyInstanceState(name, p.desiredReplicas), nil
+		return sablier.ReadyInstanceState(name, p.desiredReplicas), nil
 	case "exited":
 		if spec.State.ExitCode != 0 {
-			return instance.UnrecoverableInstanceState(name, fmt.Sprintf("container exited with code \"%d\"", spec.State.ExitCode), p.desiredReplicas), nil
+			return sablier.UnrecoverableInstanceState(name, fmt.Sprintf("container exited with code \"%d\"", spec.State.ExitCode), p.desiredReplicas), nil
 		}
-		return instance.NotReadyInstanceState(name, 0, p.desiredReplicas), nil
+		return sablier.NotReadyInstanceState(name, 0, p.desiredReplicas), nil
 	case "dead":
-		return instance.UnrecoverableInstanceState(name, "container in \"dead\" state cannot be restarted", p.desiredReplicas), nil
+		return sablier.UnrecoverableInstanceState(name, "container in \"dead\" state cannot be restarted", p.desiredReplicas), nil
 	default:
-		return instance.UnrecoverableInstanceState(name, fmt.Sprintf("container status \"%s\" not handled", spec.State.Status), p.desiredReplicas), nil
+		return sablier.UnrecoverableInstanceState(name, fmt.Sprintf("container status \"%s\" not handled", spec.State.Status), p.desiredReplicas), nil
 	}
 }

pkg/provider/docker/container_inspect_test.go

@@ -5,8 +5,8 @@ import (
 	"github.com/docker/docker/api/types/container"
 	"github.com/google/go-cmp/cmp"
 	"github.com/neilotoole/slogt"
-	"github.com/sablierapp/sablier/app/instance"
 	"github.com/sablierapp/sablier/pkg/provider/docker"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"gotest.tools/v3/assert"
 	"testing"
 	"time"
@@ -24,7 +24,7 @@ func TestDockerClassicProvider_GetState(t *testing.T) {
 	tests := []struct {
 		name    string
 		args    args
-		want    instance.State
+		want    sablier.InstanceInfo
 		wantErr error
 	}{
 		{
@@ -38,10 +38,10 @@ func TestDockerClassicProvider_GetState(t *testing.T) {
 					return resp.ID, err
 				},
 			},
-			want: instance.State{
+			want: sablier.InstanceInfo{
 				CurrentReplicas: 0,
 				DesiredReplicas: 1,
-				Status:          instance.NotReady,
+				Status:          sablier.InstanceStatusNotReady,
 			},
 			wantErr: nil,
 		},
@@ -60,10 +60,10 @@ func TestDockerClassicProvider_GetState(t *testing.T) {
 					return c.ID, dind.client.ContainerStart(ctx, c.ID, container.StartOptions{})
 				},
 			},
-			want: instance.State{
+			want: sablier.InstanceInfo{
 				CurrentReplicas: 1,
 				DesiredReplicas: 1,
-				Status:          instance.Ready,
+				Status:          sablier.InstanceStatusReady,
 			},
 			wantErr: nil,
 		},
@@ -90,10 +90,10 @@ func TestDockerClassicProvider_GetState(t *testing.T) {
 					return c.ID, dind.client.ContainerStart(ctx, c.ID, container.StartOptions{})
 				},
 			},
-			want: instance.State{
+			want: sablier.InstanceInfo{
 				CurrentReplicas: 0,
 				DesiredReplicas: 1,
-				Status:          instance.NotReady,
+				Status:          sablier.InstanceStatusNotReady,
 			},
 			wantErr: nil,
 		},
@@ -126,10 +126,10 @@ func TestDockerClassicProvider_GetState(t *testing.T) {
 					return c.ID, nil
 				},
 			},
-			want: instance.State{
+			want: sablier.InstanceInfo{
 				CurrentReplicas: 0,
 				DesiredReplicas: 1,
-				Status:          instance.Unrecoverable,
+				Status:          sablier.InstanceStatusUnrecoverable,
 				Message:         "container is unhealthy",
 			},
 			wantErr: nil,
@@ -163,10 +163,10 @@ func TestDockerClassicProvider_GetState(t *testing.T) {
 					return c.ID, nil
 				},
 			},
-			want: instance.State{
+			want: sablier.InstanceInfo{
 				CurrentReplicas: 1,
 				DesiredReplicas: 1,
-				Status:          instance.Ready,
+				Status:          sablier.InstanceStatusReady,
 			},
 			wantErr: nil,
 		},
@@ -192,10 +192,10 @@ func TestDockerClassicProvider_GetState(t *testing.T) {
 					return c.ID, nil
 				},
 			},
-			want: instance.State{
+			want: sablier.InstanceInfo{
 				CurrentReplicas: 0,
 				DesiredReplicas: 1,
-				Status:          instance.NotReady,
+				Status:          sablier.InstanceStatusNotReady,
 			},
 			wantErr: nil,
 		},
@@ -221,10 +221,10 @@ func TestDockerClassicProvider_GetState(t *testing.T) {
 					return c.ID, nil
 				},
 			},
-			want: instance.State{
+			want: sablier.InstanceInfo{
 				CurrentReplicas: 0,
 				DesiredReplicas: 1,
-				Status:          instance.NotReady,
+				Status:          sablier.InstanceStatusNotReady,
 			},
 			wantErr: nil,
 		},
@@ -250,10 +250,10 @@ func TestDockerClassicProvider_GetState(t *testing.T) {
 					return c.ID, nil
 				},
 			},
-			want: instance.State{
+			want: sablier.InstanceInfo{
 				CurrentReplicas: 0,
 				DesiredReplicas: 1,
-				Status:          instance.Unrecoverable,
+				Status:          sablier.InstanceStatusUnrecoverable,
 				Message:         "container exited with code \"137\"",
 			},
 			wantErr: nil,

pkg/provider/docker/container_list.go

@@ -7,12 +7,12 @@ import (
 	"github.com/docker/docker/api/types/container"
 	"github.com/docker/docker/api/types/filters"
 	"github.com/sablierapp/sablier/app/discovery"
-	"github.com/sablierapp/sablier/app/types"
 	"github.com/sablierapp/sablier/pkg/provider"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"strings"
 )
 
-func (p *DockerClassicProvider) InstanceList(ctx context.Context, options provider.InstanceListOptions) ([]types.Instance, error) {
+func (p *DockerClassicProvider) InstanceList(ctx context.Context, options provider.InstanceListOptions) ([]sablier.InstanceConfiguration, error) {
 	args := filters.NewArgs()
 	args.Add("label", fmt.Sprintf("%s=true", discovery.LabelEnable))
 
@@ -24,7 +24,7 @@ func (p *DockerClassicProvider) InstanceList(ctx context.Context, options provid
 		return nil, err
 	}
 
-	instances := make([]types.Instance, 0, len(containers))
+	instances := make([]sablier.InstanceConfiguration, 0, len(containers))
 	for _, c := range containers {
 		instance := containerToInstance(c)
 		instances = append(instances, instance)
@@ -33,7 +33,7 @@ func (p *DockerClassicProvider) InstanceList(ctx context.Context, options provid
 	return instances, nil
 }
 
-func containerToInstance(c dockertypes.Container) types.Instance {
+func containerToInstance(c dockertypes.Container) sablier.InstanceConfiguration {
 	var group string
 
 	if _, ok := c.Labels[discovery.LabelEnable]; ok {
@@ -44,7 +44,7 @@ func containerToInstance(c dockertypes.Container) types.Instance {
 		}
 	}
 
-	return types.Instance{
+	return sablier.InstanceConfiguration{
 		Name:  strings.TrimPrefix(c.Names[0], "/"), // Containers name are reported with a leading slash
 		Group: group,
 	}

pkg/provider/docker/container_list_test.go

@@ -2,9 +2,9 @@ package docker_test
 
 import (
 	"github.com/neilotoole/slogt"
-	"github.com/sablierapp/sablier/app/types"
 	"github.com/sablierapp/sablier/pkg/provider"
 	"github.com/sablierapp/sablier/pkg/provider/docker"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"gotest.tools/v3/assert"
 	"sort"
 	"strings"
@@ -49,7 +49,7 @@ func TestDockerClassicProvider_InstanceList(t *testing.T) {
 	})
 	assert.NilError(t, err)
 
-	want := []types.Instance{
+	want := []sablier.InstanceConfiguration{
 		{
 			Name:  strings.TrimPrefix(i1.Name, "/"),
 			Group: "default",

pkg/provider/docker/docker.go

@@ -4,12 +4,12 @@ import (
 	"context"
 	"fmt"
 	"github.com/docker/docker/client"
-	"github.com/sablierapp/sablier/pkg/provider"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"log/slog"
 )
 
 // Interface guard
-var _ provider.Provider = (*DockerClassicProvider)(nil)
+var _ sablier.Provider = (*DockerClassicProvider)(nil)
 
 type DockerClassicProvider struct {
 	Client          client.APIClient

pkg/provider/dockerswarm/docker_swarm.go

@@ -4,7 +4,7 @@ import (
 	"context"
 	"errors"
 	"fmt"
-	"github.com/sablierapp/sablier/pkg/provider"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"log/slog"
 	"strings"
 
@@ -14,7 +14,7 @@ import (
 )
 
 // Interface guard
-var _ provider.Provider = (*DockerSwarmProvider)(nil)
+var _ sablier.Provider = (*DockerSwarmProvider)(nil)
 
 type DockerSwarmProvider struct {
 	Client          client.APIClient

pkg/provider/dockerswarm/service_inspect.go

@@ -7,26 +7,26 @@ import (
 	"github.com/docker/docker/api/types"
 	"github.com/docker/docker/api/types/filters"
 	"github.com/docker/docker/api/types/swarm"
-	"github.com/sablierapp/sablier/app/instance"
+	"github.com/sablierapp/sablier/pkg/sablier"
 )
 
-func (p *DockerSwarmProvider) InstanceInspect(ctx context.Context, name string) (instance.State, error) {
+func (p *DockerSwarmProvider) InstanceInspect(ctx context.Context, name string) (sablier.InstanceInfo, error) {
 	service, err := p.getServiceByName(name, ctx)
 	if err != nil {
-		return instance.State{}, err
+		return sablier.InstanceInfo{}, err
 	}
 
 	foundName := p.getInstanceName(name, *service)
 
 	if service.Spec.Mode.Replicated == nil {
-		return instance.State{}, errors.New("swarm service is not in \"replicated\" mode")
+		return sablier.InstanceInfo{}, errors.New("swarm service is not in \"replicated\" mode")
 	}
 
 	if service.ServiceStatus.DesiredTasks != service.ServiceStatus.RunningTasks || service.ServiceStatus.DesiredTasks == 0 {
-		return instance.NotReadyInstanceState(foundName, 0, p.desiredReplicas), nil
+		return sablier.NotReadyInstanceState(foundName, 0, p.desiredReplicas), nil
 	}
 
-	return instance.ReadyInstanceState(foundName, p.desiredReplicas), nil
+	return sablier.ReadyInstanceState(foundName, p.desiredReplicas), nil
 }
 
 func (p *DockerSwarmProvider) getServiceByName(name string, ctx context.Context) (*swarm.Service, error) {

pkg/provider/dockerswarm/service_inspect_test.go

@@ -6,8 +6,8 @@ import (
 	"github.com/docker/docker/api/types/container"
 	"github.com/google/go-cmp/cmp"
 	"github.com/neilotoole/slogt"
-	"github.com/sablierapp/sablier/app/instance"
 	"github.com/sablierapp/sablier/pkg/provider/dockerswarm"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"gotest.tools/v3/assert"
 	"testing"
 	"time"
@@ -25,7 +25,7 @@ func TestDockerSwarmProvider_GetState(t *testing.T) {
 	tests := []struct {
 		name    string
 		args    args
-		want    instance.State
+		want    sablier.InstanceInfo
 		wantErr error
 	}{
 		{
@@ -50,10 +50,10 @@ func TestDockerSwarmProvider_GetState(t *testing.T) {
 					return service.Spec.Name, err
 				},
 			},
-			want: instance.State{
+			want: sablier.InstanceInfo{
 				CurrentReplicas: 1,
 				DesiredReplicas: 1,
-				Status:          instance.Ready,
+				Status:          sablier.InstanceStatusReady,
 			},
 			wantErr: nil,
 		},
@@ -84,10 +84,10 @@ func TestDockerSwarmProvider_GetState(t *testing.T) {
 					return service.Spec.Name, nil
 				},
 			},
-			want: instance.State{
+			want: sablier.InstanceInfo{
 				CurrentReplicas: 0,
 				DesiredReplicas: 1,
-				Status:          instance.NotReady,
+				Status:          sablier.InstanceStatusNotReady,
 			},
 			wantErr: nil,
 		},
@@ -115,10 +115,10 @@ func TestDockerSwarmProvider_GetState(t *testing.T) {
 					return service.Spec.Name, nil
 				},
 			},
-			want: instance.State{
+			want: sablier.InstanceInfo{
 				CurrentReplicas: 0,
 				DesiredReplicas: 1,
-				Status:          instance.NotReady,
+				Status:          sablier.InstanceStatusNotReady,
 			},
 			wantErr: nil,
 		},

pkg/provider/dockerswarm/service_list.go

@@ -7,11 +7,11 @@ import (
 	"github.com/docker/docker/api/types/filters"
 	"github.com/docker/docker/api/types/swarm"
 	"github.com/sablierapp/sablier/app/discovery"
-	"github.com/sablierapp/sablier/app/types"
 	"github.com/sablierapp/sablier/pkg/provider"
+	"github.com/sablierapp/sablier/pkg/sablier"
 )
 
-func (p *DockerSwarmProvider) InstanceList(ctx context.Context, _ provider.InstanceListOptions) ([]types.Instance, error) {
+func (p *DockerSwarmProvider) InstanceList(ctx context.Context, _ provider.InstanceListOptions) ([]sablier.InstanceConfiguration, error) {
 	args := filters.NewArgs()
 	args.Add("label", fmt.Sprintf("%s=true", discovery.LabelEnable))
 	args.Add("mode", "replicated")
@@ -24,7 +24,7 @@ func (p *DockerSwarmProvider) InstanceList(ctx context.Context, _ provider.Insta
 		return nil, err
 	}
 
-	instances := make([]types.Instance, 0, len(services))
+	instances := make([]sablier.InstanceConfiguration, 0, len(services))
 	for _, s := range services {
 		instance := p.serviceToInstance(s)
 		instances = append(instances, instance)
@@ -33,7 +33,7 @@ func (p *DockerSwarmProvider) InstanceList(ctx context.Context, _ provider.Insta
 	return instances, nil
 }
 
-func (p *DockerSwarmProvider) serviceToInstance(s swarm.Service) (i types.Instance) {
+func (p *DockerSwarmProvider) serviceToInstance(s swarm.Service) (i sablier.InstanceConfiguration) {
 	var group string
 
 	if _, ok := s.Spec.Labels[discovery.LabelEnable]; ok {
@@ -44,7 +44,7 @@ func (p *DockerSwarmProvider) serviceToInstance(s swarm.Service) (i types.Instan
 		}
 	}
 
-	return types.Instance{
+	return sablier.InstanceConfiguration{
 		Name:  s.Spec.Name,
 		Group: group,
 	}

pkg/provider/dockerswarm/service_list_test.go

@@ -2,9 +2,9 @@ package dockerswarm_test
 
 import (
 	dockertypes "github.com/docker/docker/api/types"
+	"github.com/sablierapp/sablier/pkg/sablier"
 
 	"github.com/neilotoole/slogt"
-	"github.com/sablierapp/sablier/app/types"
 	"github.com/sablierapp/sablier/pkg/provider"
 	"github.com/sablierapp/sablier/pkg/provider/dockerswarm"
 	"gotest.tools/v3/assert"
@@ -49,7 +49,7 @@ func TestDockerClassicProvider_InstanceList(t *testing.T) {
 	})
 	assert.NilError(t, err)
 
-	want := []types.Instance{
+	want := []sablier.InstanceConfiguration{
 		{
 			Name:  i1.Spec.Name,
 			Group: "default",

pkg/provider/dockerswarm/service_start_test.go

@@ -6,8 +6,8 @@ import (
 	"github.com/docker/docker/api/types/container"
 	"github.com/google/go-cmp/cmp"
 	"github.com/neilotoole/slogt"
-	"github.com/sablierapp/sablier/app/instance"
 	"github.com/sablierapp/sablier/pkg/provider/dockerswarm"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"gotest.tools/v3/assert"
 	"testing"
 	"time"
@@ -25,7 +25,7 @@ func TestDockerSwarmProvider_Start(t *testing.T) {
 	tests := []struct {
 		name    string
 		args    args
-		want    instance.State
+		want    sablier.InstanceInfo
 		wantErr error
 	}{
 		{
@@ -48,10 +48,10 @@ func TestDockerSwarmProvider_Start(t *testing.T) {
 					return service.Spec.Name, err
 				},
 			},
-			want: instance.State{
+			want: sablier.InstanceInfo{
 				CurrentReplicas: 1,
 				DesiredReplicas: 1,
-				Status:          instance.Ready,
+				Status:          sablier.InstanceStatusReady,
 			},
 			wantErr: nil,
 		},
@@ -82,10 +82,10 @@ func TestDockerSwarmProvider_Start(t *testing.T) {
 					return service.Spec.Name, nil
 				},
 			},
-			want: instance.State{
+			want: sablier.InstanceInfo{
 				CurrentReplicas: 0,
 				DesiredReplicas: 1,
-				Status:          instance.NotReady,
+				Status:          sablier.InstanceStatusNotReady,
 			},
 			wantErr: nil,
 		},
@@ -114,10 +114,10 @@ func TestDockerSwarmProvider_Start(t *testing.T) {
 					return service.Spec.Name, nil
 				},
 			},
-			want: instance.State{
+			want: sablier.InstanceInfo{
 				CurrentReplicas: 0,
 				DesiredReplicas: 1,
-				Status:          instance.NotReady,
+				Status:          sablier.InstanceStatusNotReady,
 			},
 			wantErr: nil,
 		},

pkg/provider/dockerswarm/service_stop_test.go

@@ -6,8 +6,8 @@ import (
 	"github.com/docker/docker/api/types/container"
 	"github.com/google/go-cmp/cmp"
 	"github.com/neilotoole/slogt"
-	"github.com/sablierapp/sablier/app/instance"
 	"github.com/sablierapp/sablier/pkg/provider/dockerswarm"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"gotest.tools/v3/assert"
 	"testing"
 	"time"
@@ -25,7 +25,7 @@ func TestDockerSwarmProvider_Stop(t *testing.T) {
 	tests := []struct {
 		name    string
 		args    args
-		want    instance.State
+		want    sablier.InstanceInfo
 		wantErr error
 	}{
 		{
@@ -48,10 +48,10 @@ func TestDockerSwarmProvider_Stop(t *testing.T) {
 					return service.Spec.Name, err
 				},
 			},
-			want: instance.State{
+			want: sablier.InstanceInfo{
 				CurrentReplicas: 1,
 				DesiredReplicas: 1,
-				Status:          instance.Ready,
+				Status:          sablier.InstanceStatusReady,
 			},
 			wantErr: nil,
 		},
@@ -82,10 +82,10 @@ func TestDockerSwarmProvider_Stop(t *testing.T) {
 					return service.Spec.Name, nil
 				},
 			},
-			want: instance.State{
+			want: sablier.InstanceInfo{
 				CurrentReplicas: 0,
 				DesiredReplicas: 1,
-				Status:          instance.NotReady,
+				Status:          sablier.InstanceStatusNotReady,
 			},
 			wantErr: nil,
 		},

pkg/provider/kubernetes/deployment_inspect.go

@@ -3,20 +3,20 @@ package kubernetes
 import (
 	"context"
 	"fmt"
-	"github.com/sablierapp/sablier/app/instance"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 )
 
-func (p *KubernetesProvider) DeploymentInspect(ctx context.Context, config ParsedName) (instance.State, error) {
+func (p *KubernetesProvider) DeploymentInspect(ctx context.Context, config ParsedName) (sablier.InstanceInfo, error) {
 	d, err := p.Client.AppsV1().Deployments(config.Namespace).Get(ctx, config.Name, metav1.GetOptions{})
 	if err != nil {
-		return instance.State{}, fmt.Errorf("error getting deployment: %w", err)
+		return sablier.InstanceInfo{}, fmt.Errorf("error getting deployment: %w", err)
-	}
-	
-	// TODO: Should add option to set ready as soon as one replica is ready
-	if *d.Spec.Replicas != 0 && *d.Spec.Replicas == d.Status.ReadyReplicas {
-		return instance.ReadyInstanceState(config.Original, config.Replicas), nil
 	}
 
-	return instance.NotReadyInstanceState(config.Original, d.Status.ReadyReplicas, config.Replicas), nil
+	// TODO: Should add option to set ready as soon as one replica is ready
+	if *d.Spec.Replicas != 0 && *d.Spec.Replicas == d.Status.ReadyReplicas {
+		return sablier.ReadyInstanceState(config.Original, config.Replicas), nil
+	}
+
+	return sablier.NotReadyInstanceState(config.Original, d.Status.ReadyReplicas, config.Replicas), nil
 }

pkg/provider/kubernetes/deployment_inspect_test.go

@@ -5,9 +5,9 @@ import (
 	"fmt"
 	"github.com/google/go-cmp/cmp"
 	"github.com/neilotoole/slogt"
-	"github.com/sablierapp/sablier/app/instance"
 	"github.com/sablierapp/sablier/config"
 	"github.com/sablierapp/sablier/pkg/provider/kubernetes"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"gotest.tools/v3/assert"
 	autoscalingv1 "k8s.io/api/autoscaling/v1"
 	corev1 "k8s.io/api/core/v1"
@@ -27,7 +27,7 @@ func TestKubernetesProvider_DeploymentInspect(t *testing.T) {
 	tests := []struct {
 		name    string
 		args    args
-		want    instance.State
+		want    sablier.InstanceInfo
 		wantErr error
 	}{
 		{
@@ -49,10 +49,10 @@ func TestKubernetesProvider_DeploymentInspect(t *testing.T) {
 					return kubernetes.DeploymentName(d, kubernetes.ParseOptions{Delimiter: "_"}).Original, nil
 				},
 			},
-			want: instance.State{
+			want: sablier.InstanceInfo{
 				CurrentReplicas: 1,
 				DesiredReplicas: 1,
-				Status:          instance.Ready,
+				Status:          sablier.InstanceStatusReady,
 			},
 			wantErr: nil,
 		},
@@ -71,10 +71,10 @@ func TestKubernetesProvider_DeploymentInspect(t *testing.T) {
 					return kubernetes.DeploymentName(d, kubernetes.ParseOptions{Delimiter: "_"}).Original, nil
 				},
 			},
-			want: instance.State{
+			want: sablier.InstanceInfo{
 				CurrentReplicas: 0,
 				DesiredReplicas: 1,
-				Status:          instance.NotReady,
+				Status:          sablier.InstanceStatusNotReady,
 			},
 			wantErr: nil,
 		},
@@ -106,10 +106,10 @@ func TestKubernetesProvider_DeploymentInspect(t *testing.T) {
 					return kubernetes.DeploymentName(d, kubernetes.ParseOptions{Delimiter: "_"}).Original, nil
 				},
 			},
-			want: instance.State{
+			want: sablier.InstanceInfo{
 				CurrentReplicas: 0,
 				DesiredReplicas: 1,
-				Status:          instance.NotReady,
+				Status:          sablier.InstanceStatusNotReady,
 			},
 			wantErr: nil,
 		},

pkg/provider/kubernetes/deployment_list.go

@@ -3,13 +3,13 @@ package kubernetes
 import (
 	"context"
 	"github.com/sablierapp/sablier/app/discovery"
-	"github.com/sablierapp/sablier/app/types"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	v1 "k8s.io/api/apps/v1"
 	core_v1 "k8s.io/api/core/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 )
 
-func (p *KubernetesProvider) DeploymentList(ctx context.Context) ([]types.Instance, error) {
+func (p *KubernetesProvider) DeploymentList(ctx context.Context) ([]sablier.InstanceConfiguration, error) {
 	labelSelector := metav1.LabelSelector{
 		MatchLabels: map[string]string{
 			discovery.LabelEnable: "true",
@@ -22,7 +22,7 @@ func (p *KubernetesProvider) DeploymentList(ctx context.Context) ([]types.Instan
 		return nil, err
 	}
 
-	instances := make([]types.Instance, 0, len(deployments.Items))
+	instances := make([]sablier.InstanceConfiguration, 0, len(deployments.Items))
 	for _, d := range deployments.Items {
 		instance := p.deploymentToInstance(&d)
 		instances = append(instances, instance)
@@ -31,7 +31,7 @@ func (p *KubernetesProvider) DeploymentList(ctx context.Context) ([]types.Instan
 	return instances, nil
 }
 
-func (p *KubernetesProvider) deploymentToInstance(d *v1.Deployment) types.Instance {
+func (p *KubernetesProvider) deploymentToInstance(d *v1.Deployment) sablier.InstanceConfiguration {
 	var group string
 
 	if _, ok := d.Labels[discovery.LabelEnable]; ok {
@@ -44,7 +44,7 @@ func (p *KubernetesProvider) deploymentToInstance(d *v1.Deployment) types.Instan
 
 	parsed := DeploymentName(d, ParseOptions{Delimiter: p.delimiter})
 
-	return types.Instance{
+	return sablier.InstanceConfiguration{
 		Name:  parsed.Original,
 		Group: group,
 	}

pkg/provider/kubernetes/instance_inspect.go

@@ -3,13 +3,13 @@ package kubernetes
 import (
 	"context"
 	"fmt"
-	"github.com/sablierapp/sablier/app/instance"
+	"github.com/sablierapp/sablier/pkg/sablier"
 )
 
-func (p *KubernetesProvider) InstanceInspect(ctx context.Context, name string) (instance.State, error) {
+func (p *KubernetesProvider) InstanceInspect(ctx context.Context, name string) (sablier.InstanceInfo, error) {
 	parsed, err := ParseName(name, ParseOptions{Delimiter: p.delimiter})
 	if err != nil {
-		return instance.State{}, err
+		return sablier.InstanceInfo{}, err
 	}
 
 	switch parsed.Kind {
@@ -18,6 +18,6 @@ func (p *KubernetesProvider) InstanceInspect(ctx context.Context, name string) (
 	case "statefulset":
 		return p.StatefulSetInspect(ctx, parsed)
 	default:
-		return instance.State{}, fmt.Errorf("unsupported kind \"%s\" must be one of \"deployment\", \"statefulset\"", parsed.Kind)
+		return sablier.InstanceInfo{}, fmt.Errorf("unsupported kind \"%s\" must be one of \"deployment\", \"statefulset\"", parsed.Kind)
 	}
 }

pkg/provider/kubernetes/instance_inspect_test.go

@@ -11,6 +11,10 @@ import (
 )
 
 func TestKubernetesProvider_InstanceInspect(t *testing.T) {
+	if testing.Short() {
+		t.Skip("skipping test in short mode.")
+	}
+	
 	ctx := context.Background()
 	type args struct {
 		name string

pkg/provider/kubernetes/instance_list.go

@@ -2,11 +2,11 @@ package kubernetes
 
 import (
 	"context"
-	"github.com/sablierapp/sablier/app/types"
 	"github.com/sablierapp/sablier/pkg/provider"
+	"github.com/sablierapp/sablier/pkg/sablier"
 )
 
-func (p *KubernetesProvider) InstanceList(ctx context.Context, options provider.InstanceListOptions) ([]types.Instance, error) {
+func (p *KubernetesProvider) InstanceList(ctx context.Context, options provider.InstanceListOptions) ([]sablier.InstanceConfiguration, error) {
 	deployments, err := p.DeploymentList(ctx)
 	if err != nil {
 		return nil, err

pkg/provider/kubernetes/instance_list_test.go

@@ -2,10 +2,10 @@ package kubernetes_test
 
 import (
 	"github.com/neilotoole/slogt"
-	"github.com/sablierapp/sablier/app/types"
 	"github.com/sablierapp/sablier/config"
 	"github.com/sablierapp/sablier/pkg/provider"
 	"github.com/sablierapp/sablier/pkg/provider/kubernetes"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"gotest.tools/v3/assert"
 	"sort"
 	"strings"
@@ -57,7 +57,7 @@ func TestKubernetesProvider_InstanceList(t *testing.T) {
 	})
 	assert.NilError(t, err)
 
-	want := []types.Instance{
+	want := []sablier.InstanceConfiguration{
 		{
 			Name:  kubernetes.DeploymentName(d1, kubernetes.ParseOptions{Delimiter: "_"}).Original,
 			Group: "default",

pkg/provider/kubernetes/kubernetes.go

@@ -2,7 +2,7 @@ package kubernetes
 
 import (
 	"context"
-	"github.com/sablierapp/sablier/pkg/provider"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"log/slog"
 
 	providerConfig "github.com/sablierapp/sablier/config"
@@ -10,7 +10,7 @@ import (
 )
 
 // Interface guard
-var _ provider.Provider = (*KubernetesProvider)(nil)
+var _ sablier.Provider = (*KubernetesProvider)(nil)
 
 type KubernetesProvider struct {
 	Client    kubernetes.Interface

pkg/provider/kubernetes/statefulset_inspect.go

@@ -2,19 +2,19 @@ package kubernetes
 
 import (
 	"context"
-	"github.com/sablierapp/sablier/app/instance"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 )
 
-func (p *KubernetesProvider) StatefulSetInspect(ctx context.Context, config ParsedName) (instance.State, error) {
+func (p *KubernetesProvider) StatefulSetInspect(ctx context.Context, config ParsedName) (sablier.InstanceInfo, error) {
 	ss, err := p.Client.AppsV1().StatefulSets(config.Namespace).Get(ctx, config.Name, metav1.GetOptions{})
 	if err != nil {
-		return instance.State{}, err
+		return sablier.InstanceInfo{}, err
 	}
 
 	if *ss.Spec.Replicas != 0 && *ss.Spec.Replicas == ss.Status.ReadyReplicas {
-		return instance.ReadyInstanceState(config.Original, ss.Status.ReadyReplicas), nil
+		return sablier.ReadyInstanceState(config.Original, ss.Status.ReadyReplicas), nil
 	}
 
-	return instance.NotReadyInstanceState(config.Original, ss.Status.ReadyReplicas, config.Replicas), nil
+	return sablier.NotReadyInstanceState(config.Original, ss.Status.ReadyReplicas, config.Replicas), nil
 }

pkg/provider/kubernetes/statefulset_inspect_test.go

@@ -5,9 +5,9 @@ import (
 	"fmt"
 	"github.com/google/go-cmp/cmp"
 	"github.com/neilotoole/slogt"
-	"github.com/sablierapp/sablier/app/instance"
 	"github.com/sablierapp/sablier/config"
 	"github.com/sablierapp/sablier/pkg/provider/kubernetes"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"gotest.tools/v3/assert"
 	autoscalingv1 "k8s.io/api/autoscaling/v1"
 	corev1 "k8s.io/api/core/v1"
@@ -27,7 +27,7 @@ func TestKubernetesProvider_InspectStatefulSet(t *testing.T) {
 	tests := []struct {
 		name    string
 		args    args
-		want    instance.State
+		want    sablier.InstanceInfo
 		wantErr error
 	}{
 		{
@@ -49,10 +49,10 @@ func TestKubernetesProvider_InspectStatefulSet(t *testing.T) {
 					return kubernetes.StatefulSetName(d, kubernetes.ParseOptions{Delimiter: "_"}).Original, nil
 				},
 			},
-			want: instance.State{
+			want: sablier.InstanceInfo{
 				CurrentReplicas: 1,
 				DesiredReplicas: 1,
-				Status:          instance.Ready,
+				Status:          sablier.InstanceStatusReady,
 			},
 			wantErr: nil,
 		},
@@ -71,10 +71,10 @@ func TestKubernetesProvider_InspectStatefulSet(t *testing.T) {
 					return kubernetes.StatefulSetName(d, kubernetes.ParseOptions{Delimiter: "_"}).Original, nil
 				},
 			},
-			want: instance.State{
+			want: sablier.InstanceInfo{
 				CurrentReplicas: 0,
 				DesiredReplicas: 1,
-				Status:          instance.NotReady,
+				Status:          sablier.InstanceStatusNotReady,
 			},
 			wantErr: nil,
 		},
@@ -106,10 +106,10 @@ func TestKubernetesProvider_InspectStatefulSet(t *testing.T) {
 					return kubernetes.StatefulSetName(d, kubernetes.ParseOptions{Delimiter: "_"}).Original, nil
 				},
 			},
-			want: instance.State{
+			want: sablier.InstanceInfo{
 				CurrentReplicas: 0,
 				DesiredReplicas: 1,
-				Status:          instance.NotReady,
+				Status:          sablier.InstanceStatusNotReady,
 			},
 			wantErr: nil,
 		},

pkg/provider/kubernetes/statefulset_list.go

@@ -3,13 +3,13 @@ package kubernetes
 import (
 	"context"
 	"github.com/sablierapp/sablier/app/discovery"
-	"github.com/sablierapp/sablier/app/types"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	v1 "k8s.io/api/apps/v1"
 	core_v1 "k8s.io/api/core/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 )
 
-func (p *KubernetesProvider) StatefulSetList(ctx context.Context) ([]types.Instance, error) {
+func (p *KubernetesProvider) StatefulSetList(ctx context.Context) ([]sablier.InstanceConfiguration, error) {
 	labelSelector := metav1.LabelSelector{
 		MatchLabels: map[string]string{
 			discovery.LabelEnable: "true",
@@ -22,7 +22,7 @@ func (p *KubernetesProvider) StatefulSetList(ctx context.Context) ([]types.Insta
 		return nil, err
 	}
 
-	instances := make([]types.Instance, 0, len(statefulSets.Items))
+	instances := make([]sablier.InstanceConfiguration, 0, len(statefulSets.Items))
 	for _, ss := range statefulSets.Items {
 		instance := p.statefulSetToInstance(&ss)
 		instances = append(instances, instance)
@@ -31,7 +31,7 @@ func (p *KubernetesProvider) StatefulSetList(ctx context.Context) ([]types.Insta
 	return instances, nil
 }
 
-func (p *KubernetesProvider) statefulSetToInstance(ss *v1.StatefulSet) types.Instance {
+func (p *KubernetesProvider) statefulSetToInstance(ss *v1.StatefulSet) sablier.InstanceConfiguration {
 	var group string
 
 	if _, ok := ss.Labels[discovery.LabelEnable]; ok {
@@ -44,7 +44,7 @@ func (p *KubernetesProvider) statefulSetToInstance(ss *v1.StatefulSet) types.Ins
 
 	parsed := StatefulSetName(ss, ParseOptions{Delimiter: p.delimiter})
 
-	return types.Instance{
+	return sablier.InstanceConfiguration{
 		Name:  parsed.Original,
 		Group: group,
 	}

pkg/provider/providertest/mock_provider.go

@@ -3,7 +3,7 @@
 //
 // Generated by this command:
 //
-//	mockgen -package providertest -source=provider.go -destination=providertest/mock_provider.go *
+//	mockgen -package providertest -source=provider.go -destination=../provider/providertest/mock_provider.go *
 //
 
 // Package providertest is a generated GoMock package.
@@ -13,9 +13,8 @@ import (
 	context "context"
 	reflect "reflect"
 
-	instance "github.com/sablierapp/sablier/app/instance"
-	types "github.com/sablierapp/sablier/app/types"
 	provider "github.com/sablierapp/sablier/pkg/provider"
+	sablier "github.com/sablierapp/sablier/pkg/sablier"
 	gomock "go.uber.org/mock/gomock"
 )
 
@@ -59,10 +58,10 @@ func (mr *MockProviderMockRecorder) InstanceGroups(ctx any) *gomock.Call {
 }
 
 // InstanceInspect mocks base method.
-func (m *MockProvider) InstanceInspect(ctx context.Context, name string) (instance.State, error) {
+func (m *MockProvider) InstanceInspect(ctx context.Context, name string) (sablier.InstanceInfo, error) {
 	m.ctrl.T.Helper()
 	ret := m.ctrl.Call(m, "InstanceInspect", ctx, name)
-	ret0, _ := ret[0].(instance.State)
+	ret0, _ := ret[0].(sablier.InstanceInfo)
 	ret1, _ := ret[1].(error)
 	return ret0, ret1
 }
@@ -74,10 +73,10 @@ func (mr *MockProviderMockRecorder) InstanceInspect(ctx, name any) *gomock.Call
 }
 
 // InstanceList mocks base method.
-func (m *MockProvider) InstanceList(ctx context.Context, options provider.InstanceListOptions) ([]types.Instance, error) {
+func (m *MockProvider) InstanceList(ctx context.Context, options provider.InstanceListOptions) ([]sablier.InstanceConfiguration, error) {
 	m.ctrl.T.Helper()
 	ret := m.ctrl.Call(m, "InstanceList", ctx, options)
-	ret0, _ := ret[0].([]types.Instance)
+	ret0, _ := ret[0].([]sablier.InstanceConfiguration)
 	ret1, _ := ret[1].(error)
 	return ret0, ret1
 }

pkg/sablier/errors.go

@@ -1,4 +1,4 @@
-package sessions
+package sablier
 
 import (
 	"fmt"

pkg/sablier/instance.go

@@ -0,0 +1,54 @@
+package sablier
+
+type InstanceStatus string
+
+const (
+	InstanceStatusReady         = "ready"
+	InstanceStatusNotReady      = "not-ready"
+	InstanceStatusUnrecoverable = "unrecoverable"
+)
+
+type InstanceInfo struct {
+	Name            string         `json:"name"`
+	CurrentReplicas int32          `json:"currentReplicas"`
+	DesiredReplicas int32          `json:"desiredReplicas"`
+	Status          InstanceStatus `json:"status"`
+	Message         string         `json:"message,omitempty"`
+}
+
+type InstanceConfiguration struct {
+	Name  string
+	Group string
+}
+
+func (instance InstanceInfo) IsReady() bool {
+	return instance.Status == InstanceStatusReady
+}
+
+func UnrecoverableInstanceState(name string, message string, desiredReplicas int32) InstanceInfo {
+	return InstanceInfo{
+		Name:            name,
+		CurrentReplicas: 0,
+		DesiredReplicas: desiredReplicas,
+		Status:          InstanceStatusUnrecoverable,
+		Message:         message,
+	}
+}
+
+func ReadyInstanceState(name string, replicas int32) InstanceInfo {
+	return InstanceInfo{
+		Name:            name,
+		CurrentReplicas: replicas,
+		DesiredReplicas: replicas,
+		Status:          InstanceStatusReady,
+	}
+}
+
+func NotReadyInstanceState(name string, currentReplicas int32, desiredReplicas int32) InstanceInfo {
+	return InstanceInfo{
+		Name:            name,
+		CurrentReplicas: currentReplicas,
+		DesiredReplicas: desiredReplicas,
+		Status:          InstanceStatusNotReady,
+	}
+}

pkg/sablier/instance_request.go

@@ -0,0 +1,51 @@
+package sablier
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"github.com/sablierapp/sablier/pkg/store"
+	"log/slog"
+	"time"
+)
+
+func (s *sablier) InstanceRequest(ctx context.Context, name string, duration time.Duration) (InstanceInfo, error) {
+	if name == "" {
+		return InstanceInfo{}, errors.New("instance name cannot be empty")
+	}
+
+	state, err := s.sessions.Get(ctx, name)
+	if errors.Is(err, store.ErrKeyNotFound) {
+		s.l.DebugContext(ctx, "request to start instance received", slog.String("instance", name))
+
+		err = s.provider.InstanceStart(ctx, name)
+		if err != nil {
+			return InstanceInfo{}, err
+		}
+
+		state, err = s.provider.InstanceInspect(ctx, name)
+		if err != nil {
+			return InstanceInfo{}, err
+		}
+		s.l.DebugContext(ctx, "request to start instance status completed", slog.String("instance", name), slog.String("status", string(state.Status)))
+	} else if err != nil {
+		s.l.ErrorContext(ctx, "request to start instance failed", slog.String("instance", name), slog.Any("error", err))
+		return InstanceInfo{}, fmt.Errorf("cannot retrieve instance from store: %w", err)
+	} else if state.Status != InstanceStatusReady {
+		s.l.DebugContext(ctx, "request to check instance status received", slog.String("instance", name), slog.String("current_status", string(state.Status)))
+		state, err = s.provider.InstanceInspect(ctx, name)
+		if err != nil {
+			return InstanceInfo{}, err
+		}
+		s.l.DebugContext(ctx, "request to check instance status completed", slog.String("instance", name), slog.String("new_status", string(state.Status)))
+	}
+
+	s.l.DebugContext(ctx, "set expiration for instance", slog.String("instance", name), slog.Duration("expiration", duration))
+
+	err = s.sessions.Put(ctx, state, duration)
+	if err != nil {
+		s.l.Error("could not put instance to store, will not expire", slog.Any("error", err), slog.String("instance", state.Name))
+		return InstanceInfo{}, fmt.Errorf("could not put instance to store: %w", err)
+	}
+	return state, nil
+}

pkg/sablier/provider.go

@@ -1,20 +1,18 @@
-package provider
+package sablier
 
 import (
 	"context"
-	"github.com/sablierapp/sablier/app/types"
+	"github.com/sablierapp/sablier/pkg/provider"
-
-	"github.com/sablierapp/sablier/app/instance"
 )
 
-//go:generate go tool mockgen -package providertest -source=provider.go -destination=providertest/mock_provider.go *
+//go:generate go tool mockgen -package providertest -source=provider.go -destination=../provider/providertest/mock_provider.go *
 
 type Provider interface {
 	InstanceStart(ctx context.Context, name string) error
 	InstanceStop(ctx context.Context, name string) error
-	InstanceInspect(ctx context.Context, name string) (instance.State, error)
+	InstanceInspect(ctx context.Context, name string) (InstanceInfo, error)
 	InstanceGroups(ctx context.Context) (map[string][]string, error)
-	InstanceList(ctx context.Context, options InstanceListOptions) ([]types.Instance, error)
+	InstanceList(ctx context.Context, options provider.InstanceListOptions) ([]InstanceConfiguration, error)
 
 	NotifyInstanceStopped(ctx context.Context, instance chan<- string)
 }

pkg/sablier/sablier.go

@@ -0,0 +1,52 @@
+package sablier
+
+import (
+	"context"
+	"github.com/google/go-cmp/cmp"
+	"log/slog"
+	"time"
+)
+
+//go:generate go tool mockgen -package sabliertest -source=sablier.go -destination=sabliertest/mocks_sablier.go *
+
+type Sablier interface {
+	RequestSession(ctx context.Context, names []string, duration time.Duration) (*SessionState, error)
+	RequestSessionGroup(ctx context.Context, group string, duration time.Duration) (*SessionState, error)
+	RequestReadySession(ctx context.Context, names []string, duration time.Duration, timeout time.Duration) (*SessionState, error)
+	RequestReadySessionGroup(ctx context.Context, group string, duration time.Duration, timeout time.Duration) (*SessionState, error)
+
+	RemoveInstance(ctx context.Context, name string) error
+	SetGroups(groups map[string][]string)
+}
+
+type sablier struct {
+	provider Provider
+	sessions Store
+	groups   map[string][]string
+
+	l *slog.Logger
+}
+
+func New(logger *slog.Logger, store Store, provider Provider) Sablier {
+	return &sablier{
+		provider: provider,
+		sessions: store,
+		groups:   map[string][]string{},
+		l:        logger,
+	}
+}
+
+func (s *sablier) SetGroups(groups map[string][]string) {
+	if groups == nil {
+		groups = map[string][]string{}
+	}
+	if diff := cmp.Diff(s.groups, groups); diff != "" {
+		// TODO: Change this log for a friendly logging, groups rarely change, so we can put some effort on displaying what changed
+		s.l.Info("set groups", slog.Any("old", s.groups), slog.Any("new", groups), slog.Any("diff", diff))
+		s.groups = groups
+	}
+}
+
+func (s *sablier) RemoveInstance(ctx context.Context, name string) error {
+	return s.sessions.Delete(ctx, name)
+}

pkg/sablier/sabliertest/mocks_sablier.go

@@ -0,0 +1,129 @@
+// Code generated by MockGen. DO NOT EDIT.
+// Source: sablier.go
+//
+// Generated by this command:
+//
+//	mockgen -package sabliertest -source=sablier.go -destination=sabliertest/mocks_sablier.go *
+//
+
+// Package sabliertest is a generated GoMock package.
+package sabliertest
+
+import (
+	context "context"
+	reflect "reflect"
+	time "time"
+
+	sablier "github.com/sablierapp/sablier/pkg/sablier"
+	gomock "go.uber.org/mock/gomock"
+)
+
+// MockSablier is a mock of Sablier interface.
+type MockSablier struct {
+	ctrl     *gomock.Controller
+	recorder *MockSablierMockRecorder
+	isgomock struct{}
+}
+
+// MockSablierMockRecorder is the mock recorder for MockSablier.
+type MockSablierMockRecorder struct {
+	mock *MockSablier
+}
+
+// NewMockSablier creates a new mock instance.
+func NewMockSablier(ctrl *gomock.Controller) *MockSablier {
+	mock := &MockSablier{ctrl: ctrl}
+	mock.recorder = &MockSablierMockRecorder{mock}
+	return mock
+}
+
+// EXPECT returns an object that allows the caller to indicate expected use.
+func (m *MockSablier) EXPECT() *MockSablierMockRecorder {
+	return m.recorder
+}
+
+// RemoveInstance mocks base method.
+func (m *MockSablier) RemoveInstance(ctx context.Context, name string) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "RemoveInstance", ctx, name)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// RemoveInstance indicates an expected call of RemoveInstance.
+func (mr *MockSablierMockRecorder) RemoveInstance(ctx, name any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "RemoveInstance", reflect.TypeOf((*MockSablier)(nil).RemoveInstance), ctx, name)
+}
+
+// RequestReadySession mocks base method.
+func (m *MockSablier) RequestReadySession(ctx context.Context, names []string, duration, timeout time.Duration) (*sablier.SessionState, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "RequestReadySession", ctx, names, duration, timeout)
+	ret0, _ := ret[0].(*sablier.SessionState)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// RequestReadySession indicates an expected call of RequestReadySession.
+func (mr *MockSablierMockRecorder) RequestReadySession(ctx, names, duration, timeout any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "RequestReadySession", reflect.TypeOf((*MockSablier)(nil).RequestReadySession), ctx, names, duration, timeout)
+}
+
+// RequestReadySessionGroup mocks base method.
+func (m *MockSablier) RequestReadySessionGroup(ctx context.Context, group string, duration, timeout time.Duration) (*sablier.SessionState, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "RequestReadySessionGroup", ctx, group, duration, timeout)
+	ret0, _ := ret[0].(*sablier.SessionState)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// RequestReadySessionGroup indicates an expected call of RequestReadySessionGroup.
+func (mr *MockSablierMockRecorder) RequestReadySessionGroup(ctx, group, duration, timeout any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "RequestReadySessionGroup", reflect.TypeOf((*MockSablier)(nil).RequestReadySessionGroup), ctx, group, duration, timeout)
+}
+
+// RequestSession mocks base method.
+func (m *MockSablier) RequestSession(ctx context.Context, names []string, duration time.Duration) (*sablier.SessionState, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "RequestSession", ctx, names, duration)
+	ret0, _ := ret[0].(*sablier.SessionState)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// RequestSession indicates an expected call of RequestSession.
+func (mr *MockSablierMockRecorder) RequestSession(ctx, names, duration any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "RequestSession", reflect.TypeOf((*MockSablier)(nil).RequestSession), ctx, names, duration)
+}
+
+// RequestSessionGroup mocks base method.
+func (m *MockSablier) RequestSessionGroup(ctx context.Context, group string, duration time.Duration) (*sablier.SessionState, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "RequestSessionGroup", ctx, group, duration)
+	ret0, _ := ret[0].(*sablier.SessionState)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// RequestSessionGroup indicates an expected call of RequestSessionGroup.
+func (mr *MockSablierMockRecorder) RequestSessionGroup(ctx, group, duration any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "RequestSessionGroup", reflect.TypeOf((*MockSablier)(nil).RequestSessionGroup), ctx, group, duration)
+}
+
+// SetGroups mocks base method.
+func (m *MockSablier) SetGroups(groups map[string][]string) {
+	m.ctrl.T.Helper()
+	m.ctrl.Call(m, "SetGroups", groups)
+}
+
+// SetGroups indicates an expected call of SetGroups.
+func (mr *MockSablierMockRecorder) SetGroups(groups any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "SetGroups", reflect.TypeOf((*MockSablier)(nil).SetGroups), groups)
+}

pkg/sablier/session.go

@@ -0,0 +1,41 @@
+package sablier
+
+import (
+	"encoding/json"
+	"maps"
+)
+
+type SessionState struct {
+	Instances map[string]InstanceInfoWithError `json:"instances"`
+}
+
+func (s *SessionState) IsReady() bool {
+	if s.Instances == nil {
+		s.Instances = map[string]InstanceInfoWithError{}
+	}
+
+	for _, v := range s.Instances {
+		if v.Error != nil || v.Instance.Status != InstanceStatusReady {
+			return false
+		}
+	}
+
+	return true
+}
+
+func (s *SessionState) Status() string {
+	if s.IsReady() {
+		return "ready"
+	}
+
+	return "not-ready"
+}
+
+func (s *SessionState) MarshalJSON() ([]byte, error) {
+	instances := maps.Values(s.Instances)
+
+	return json.Marshal(map[string]any{
+		"instances": instances,
+		"status":    s.Status(),
+	})
+}

pkg/sablier/session_request.go

@@ -0,0 +1,143 @@
+package sablier
+
+import (
+	"context"
+	"fmt"
+	"log/slog"
+	"maps"
+	"slices"
+	"sync"
+	"time"
+)
+
+type InstanceInfoWithError struct {
+	Instance InstanceInfo `json:"instance"`
+	Error    error        `json:"error"`
+}
+
+func (s *sablier) RequestSession(ctx context.Context, names []string, duration time.Duration) (sessionState *SessionState, err error) {
+	if len(names) == 0 {
+		return nil, fmt.Errorf("names cannot be empty")
+	}
+
+	var wg sync.WaitGroup
+
+	mx := sync.Mutex{}
+	sessionState = &SessionState{
+		Instances: map[string]InstanceInfoWithError{},
+	}
+
+	wg.Add(len(names))
+
+	for i := 0; i < len(names); i++ {
+		go func(name string) {
+			defer wg.Done()
+			state, err := s.InstanceRequest(ctx, name, duration)
+			mx.Lock()
+			defer mx.Unlock()
+			sessionState.Instances[name] = InstanceInfoWithError{
+				Instance: state,
+				Error:    err,
+			}
+		}(names[i])
+	}
+
+	wg.Wait()
+
+	return sessionState, nil
+}
+
+func (s *sablier) RequestSessionGroup(ctx context.Context, group string, duration time.Duration) (sessionState *SessionState, err error) {
+	if len(group) == 0 {
+		return nil, fmt.Errorf("group is mandatory")
+	}
+
+	names, ok := s.groups[group]
+	if !ok {
+		return nil, ErrGroupNotFound{
+			Group:           group,
+			AvailableGroups: slices.Collect(maps.Keys(s.groups)),
+		}
+	}
+
+	if len(names) == 0 {
+		return nil, fmt.Errorf("group has no member")
+	}
+
+	return s.RequestSession(ctx, names, duration)
+}
+
+func (s *sablier) RequestReadySession(ctx context.Context, names []string, duration time.Duration, timeout time.Duration) (*SessionState, error) {
+	session, err := s.RequestSession(ctx, names, duration)
+	if err != nil {
+		return nil, err
+	}
+
+	if session.IsReady() {
+		return session, nil
+	}
+
+	ticker := time.NewTicker(5 * time.Second)
+	readiness := make(chan *SessionState)
+	errch := make(chan error)
+	quit := make(chan struct{})
+
+	go func() {
+		for {
+			select {
+			case <-ticker.C:
+				session, err := s.RequestSession(ctx, names, duration)
+				if err != nil {
+					errch <- err
+					return
+				}
+				if session.IsReady() {
+					readiness <- session
+				}
+			case <-quit:
+				ticker.Stop()
+				return
+			}
+		}
+	}()
+
+	select {
+	case <-ctx.Done():
+		s.l.DebugContext(ctx, "request cancelled", slog.Any("reason", ctx.Err()))
+		close(quit)
+		if ctx.Err() != nil {
+			return nil, fmt.Errorf("request cancelled by user: %w", ctx.Err())
+		}
+		return nil, fmt.Errorf("request cancelled by user")
+	case status := <-readiness:
+		close(quit)
+		return status, nil
+	case err := <-errch:
+		close(quit)
+		return nil, err
+	case <-time.After(timeout):
+		close(quit)
+		return nil, fmt.Errorf("session was not ready after %s", timeout.String())
+	}
+}
+
+func (s *sablier) RequestReadySessionGroup(ctx context.Context, group string, duration time.Duration, timeout time.Duration) (sessionState *SessionState, err error) {
+
+	if len(group) == 0 {
+		return nil, fmt.Errorf("group is mandatory")
+	}
+
+	names, ok := s.groups[group]
+	if !ok {
+		return nil, ErrGroupNotFound{
+			Group:           group,
+			AvailableGroups: slices.Collect(maps.Keys(s.groups)),
+		}
+	}
+
+	if len(names) == 0 {
+		return nil, fmt.Errorf("group has no member")
+	}
+
+	return s.RequestReadySession(ctx, names, duration, timeout)
+}

pkg/sablier/session_request_test.go

@@ -1,21 +1,21 @@
-package sessions
+package sablier_test
 
 import (
 	"context"
 	"github.com/neilotoole/slogt"
 	"github.com/sablierapp/sablier/pkg/provider/providertest"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"github.com/sablierapp/sablier/pkg/store/storetest"
 	"go.uber.org/mock/gomock"
 	"testing"
 	"time"
 
-	"github.com/sablierapp/sablier/app/instance"
 	"gotest.tools/v3/assert"
 )
 
 func TestSessionState_IsReady(t *testing.T) {
 	type fields struct {
-		Instances map[string]InstanceState
+		Instances map[string]sablier.InstanceInfoWithError
 		Error     error
 	}
 	tests := []struct {
@@ -26,9 +26,9 @@ func TestSessionState_IsReady(t *testing.T) {
 		{
 			name: "all instances are ready",
 			fields: fields{
-				Instances: createMap([]instance.State{
+				Instances: createMap([]sablier.InstanceInfo{
-					{Name: "nginx", Status: instance.Ready},
+					{Name: "nginx", Status: sablier.InstanceStatusReady},
-					{Name: "apache", Status: instance.Ready},
+					{Name: "apache", Status: sablier.InstanceStatusReady},
 				}),
 			},
 			want: true,
@@ -36,9 +36,9 @@ func TestSessionState_IsReady(t *testing.T) {
 		{
 			name: "one instance is not ready",
 			fields: fields{
-				Instances: createMap([]instance.State{
+				Instances: createMap([]sablier.InstanceInfo{
-					{Name: "nginx", Status: instance.Ready},
+					{Name: "nginx", Status: sablier.InstanceStatusReady},
-					{Name: "apache", Status: instance.NotReady},
+					{Name: "apache", Status: sablier.InstanceStatusNotReady},
 				}),
 			},
 			want: false,
@@ -46,16 +46,16 @@ func TestSessionState_IsReady(t *testing.T) {
 		{
 			name: "no instances specified",
 			fields: fields{
-				Instances: createMap([]instance.State{}),
+				Instances: createMap([]sablier.InstanceInfo{}),
 			},
 			want: true,
 		},
 		{
 			name: "one instance has an error",
 			fields: fields{
-				Instances: createMap([]instance.State{
+				Instances: createMap([]sablier.InstanceInfo{
-					{Name: "nginx-error", Status: instance.Unrecoverable, Message: "connection timeout"},
+					{Name: "nginx-error", Status: sablier.InstanceStatusUnrecoverable, Message: "connection timeout"},
-					{Name: "apache", Status: instance.Ready},
+					{Name: "apache", Status: sablier.InstanceStatusReady},
 				}),
 			},
 			want: false,
@@ -63,7 +63,7 @@ func TestSessionState_IsReady(t *testing.T) {
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			s := &SessionState{
+			s := &sablier.SessionState{
 				Instances: tt.fields.Instances,
 			}
 			if got := s.IsReady(); got != tt.want {
@@ -73,11 +73,11 @@ func TestSessionState_IsReady(t *testing.T) {
 	}
 }
 
-func createMap(instances []instance.State) map[string]InstanceState {
+func createMap(instances []sablier.InstanceInfo) map[string]sablier.InstanceInfoWithError {
-	states := make(map[string]InstanceState)
+	states := make(map[string]sablier.InstanceInfoWithError)
 
 	for _, v := range instances {
-		states[v.Name] = InstanceState{
+		states[v.Name] = sablier.InstanceInfoWithError{
 			Instance: v,
 			Error:    nil,
 		}
@@ -86,14 +86,14 @@ func createMap(instances []instance.State) map[string]InstanceState {
 	return states
 }
 
-func setupSessionManager(t *testing.T) (Manager, *storetest.MockStore, *providertest.MockProvider) {
+func setupSessionManager(t *testing.T) (sablier.Sablier, *storetest.MockStore, *providertest.MockProvider) {
 	t.Helper()
 	ctrl := gomock.NewController(t)
 
 	p := providertest.NewMockProvider(ctrl)
 	s := storetest.NewMockStore(ctrl)
 
-	m := NewSessionsManager(slogt.New(t), s, p)
+	m := sablier.New(slogt.New(t), s, p)
 	return m, s, p
 }
 
@@ -101,7 +101,7 @@ func TestSessionsManager(t *testing.T) {
 	t.Run("RemoveInstance", func(t *testing.T) {
 		manager, store, _ := setupSessionManager(t)
 		store.EXPECT().Delete(gomock.Any(), "test")
-		err := manager.RemoveInstance("test")
+		err := manager.RemoveInstance(t.Context(), "test")
 		assert.NilError(t, err)
 	})
 }
@@ -110,10 +110,10 @@ func TestSessionsManager_RequestReadySessionCancelledByUser(t *testing.T) {
 	t.Run("request ready session is cancelled by user", func(t *testing.T) {
 		ctx, cancel := context.WithCancel(context.Background())
 		manager, store, provider := setupSessionManager(t)
-		store.EXPECT().Get(gomock.Any(), gomock.Any()).Return(instance.State{Name: "apache", Status: instance.NotReady}, nil).AnyTimes()
+		store.EXPECT().Get(gomock.Any(), gomock.Any()).Return(sablier.InstanceInfo{Name: "apache", Status: sablier.InstanceStatusNotReady}, nil).AnyTimes()
 		store.EXPECT().Put(gomock.Any(), gomock.Any(), gomock.Any()).Return(nil).AnyTimes()
 
-		provider.EXPECT().InstanceInspect(ctx, gomock.Any()).Return(instance.State{Name: "apache", Status: instance.NotReady}, nil)
+		provider.EXPECT().InstanceInspect(ctx, gomock.Any()).Return(sablier.InstanceInfo{Name: "apache", Status: sablier.InstanceStatusNotReady}, nil)
 
 		errchan := make(chan error)
 		go func() {
@@ -132,10 +132,10 @@ func TestSessionsManager_RequestReadySessionCancelledByTimeout(t *testing.T) {
 
 	t.Run("request ready session is cancelled by timeout", func(t *testing.T) {
 		manager, store, provider := setupSessionManager(t)
-		store.EXPECT().Get(gomock.Any(), gomock.Any()).Return(instance.State{Name: "apache", Status: instance.NotReady}, nil).AnyTimes()
+		store.EXPECT().Get(gomock.Any(), gomock.Any()).Return(sablier.InstanceInfo{Name: "apache", Status: sablier.InstanceStatusNotReady}, nil).AnyTimes()
 		store.EXPECT().Put(gomock.Any(), gomock.Any(), gomock.Any()).Return(nil).AnyTimes()
 
-		provider.EXPECT().InstanceInspect(t.Context(), gomock.Any()).Return(instance.State{Name: "apache", Status: instance.NotReady}, nil)
+		provider.EXPECT().InstanceInspect(t.Context(), gomock.Any()).Return(sablier.InstanceInfo{Name: "apache", Status: sablier.InstanceStatusNotReady}, nil)
 
 		errchan := make(chan error)
 		go func() {
@@ -151,7 +151,7 @@ func TestSessionsManager_RequestReadySession(t *testing.T) {
 
 	t.Run("request ready session is ready", func(t *testing.T) {
 		manager, store, _ := setupSessionManager(t)
-		store.EXPECT().Get(gomock.Any(), gomock.Any()).Return(instance.State{Name: "apache", Status: instance.Ready}, nil).AnyTimes()
+		store.EXPECT().Get(gomock.Any(), gomock.Any()).Return(sablier.InstanceInfo{Name: "apache", Status: sablier.InstanceStatusReady}, nil).AnyTimes()
 		store.EXPECT().Put(gomock.Any(), gomock.Any(), gomock.Any()).Return(nil).AnyTimes()
 
 		errchan := make(chan error)

pkg/sablier/store.go

@@ -0,0 +1,15 @@
+package sablier
+
+import (
+	"context"
+	"time"
+)
+
+//go:generate go tool mockgen -package storetest -source=store.go -destination=../store/storetest/mocks_store.go *
+
+type Store interface {
+	Get(context.Context, string) (InstanceInfo, error)
+	Put(context.Context, InstanceInfo, time.Duration) error
+	Delete(context.Context, string) error
+	OnExpire(context.Context, func(string)) error
+}

pkg/store/inmemory/inmemory.go

@@ -3,24 +3,24 @@ package inmemory
 import (
 	"context"
 	"encoding/json"
-	"github.com/sablierapp/sablier/app/instance"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"github.com/sablierapp/sablier/pkg/store"
 	"github.com/sablierapp/sablier/pkg/tinykv"
 	"time"
 )
 
-var _ store.Store = (*InMemory)(nil)
+var _ sablier.Store = (*InMemory)(nil)
 var _ json.Marshaler = (*InMemory)(nil)
 var _ json.Unmarshaler = (*InMemory)(nil)
 
-func NewInMemory() store.Store {
+func NewInMemory() sablier.Store {
 	return &InMemory{
-		kv: tinykv.New[instance.State](1*time.Second, nil),
+		kv: tinykv.New[sablier.InstanceInfo](1*time.Second, nil),
 	}
 }
 
 type InMemory struct {
-	kv tinykv.KV[instance.State]
+	kv tinykv.KV[sablier.InstanceInfo]
 }
 
 func (i InMemory) UnmarshalJSON(bytes []byte) error {
@@ -31,15 +31,15 @@ func (i InMemory) MarshalJSON() ([]byte, error) {
 	return i.kv.MarshalJSON()
 }
 
-func (i InMemory) Get(_ context.Context, s string) (instance.State, error) {
+func (i InMemory) Get(_ context.Context, s string) (sablier.InstanceInfo, error) {
 	val, ok := i.kv.Get(s)
 	if !ok {
-		return instance.State{}, store.ErrKeyNotFound
+		return sablier.InstanceInfo{}, store.ErrKeyNotFound
 	}
 	return val, nil
 }
 
-func (i InMemory) Put(_ context.Context, state instance.State, duration time.Duration) error {
+func (i InMemory) Put(_ context.Context, state sablier.InstanceInfo, duration time.Duration) error {
 	return i.kv.Put(state.Name, state, duration)
 }
 
@@ -49,7 +49,7 @@ func (i InMemory) Delete(_ context.Context, s string) error {
 }
 
 func (i InMemory) OnExpire(_ context.Context, f func(string)) error {
-	i.kv.SetOnExpire(func(k string, _ instance.State) {
+	i.kv.SetOnExpire(func(k string, _ sablier.InstanceInfo) {
 		f(k)
 	})
 	return nil

pkg/store/inmemory/inmemory_test.go

@@ -2,7 +2,7 @@ package inmemory
 
 import (
 	"context"
-	"github.com/sablierapp/sablier/app/instance"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"github.com/sablierapp/sablier/pkg/store"
 	"gotest.tools/v3/assert"
 	"testing"
@@ -24,7 +24,7 @@ func TestInMemory(t *testing.T) {
 		ctx := context.Background()
 		vk := NewInMemory()
 
-		err := vk.Put(ctx, instance.State{Name: "test"}, 1*time.Second)
+		err := vk.Put(ctx, sablier.InstanceInfo{Name: "test"}, 1*time.Second)
 		assert.NilError(t, err)
 
 		i, err := vk.Get(ctx, "test")
@@ -40,7 +40,7 @@ func TestInMemory(t *testing.T) {
 		ctx := context.Background()
 		vk := NewInMemory()
 
-		err := vk.Put(ctx, instance.State{Name: "test"}, 30*time.Second)
+		err := vk.Put(ctx, sablier.InstanceInfo{Name: "test"}, 30*time.Second)
 		assert.NilError(t, err)
 
 		i, err := vk.Get(ctx, "test")
@@ -66,7 +66,7 @@ func TestInMemory(t *testing.T) {
 		})
 		assert.NilError(t, err)
 
-		err = vk.Put(ctx, instance.State{Name: "test"}, 1*time.Second)
+		err = vk.Put(ctx, sablier.InstanceInfo{Name: "test"}, 1*time.Second)
 		assert.NilError(t, err)
 		expired := <-expirations
 		assert.Equal(t, expired, "test")

pkg/store/store.go

@@ -1,19 +1,7 @@
 package store
 
 import (
-	"context"
 	"errors"
-	"github.com/sablierapp/sablier/app/instance"
-	"time"
 )
 
 var ErrKeyNotFound = errors.New("key not found")
-
-//go:generate go tool mockgen -package storetest -source=store.go -destination=storetest/mocks_store.go *
-
-type Store interface {
-	Get(context.Context, string) (instance.State, error)
-	Put(context.Context, instance.State, time.Duration) error
-	Delete(context.Context, string) error
-	OnExpire(context.Context, func(string)) error
-}

pkg/store/storetest/mocks_store.go

@@ -3,7 +3,7 @@
 //
 // Generated by this command:
 //
-//	mockgen -package storetest -source=store.go -destination=storetest/mocks_store.go *
+//	mockgen -package storetest -source=store.go -destination=../store/storetest/mocks_store.go *
 //
 
 // Package storetest is a generated GoMock package.
@@ -14,7 +14,7 @@ import (
 	reflect "reflect"
 	time "time"
 
-	instance "github.com/sablierapp/sablier/app/instance"
+	sablier "github.com/sablierapp/sablier/pkg/sablier"
 	gomock "go.uber.org/mock/gomock"
 )
 
@@ -57,10 +57,10 @@ func (mr *MockStoreMockRecorder) Delete(arg0, arg1 any) *gomock.Call {
 }
 
 // Get mocks base method.
-func (m *MockStore) Get(arg0 context.Context, arg1 string) (instance.State, error) {
+func (m *MockStore) Get(arg0 context.Context, arg1 string) (sablier.InstanceInfo, error) {
 	m.ctrl.T.Helper()
 	ret := m.ctrl.Call(m, "Get", arg0, arg1)
-	ret0, _ := ret[0].(instance.State)
+	ret0, _ := ret[0].(sablier.InstanceInfo)
 	ret1, _ := ret[1].(error)
 	return ret0, ret1
 }
@@ -86,7 +86,7 @@ func (mr *MockStoreMockRecorder) OnExpire(arg0, arg1 any) *gomock.Call {
 }
 
 // Put mocks base method.
-func (m *MockStore) Put(arg0 context.Context, arg1 instance.State, arg2 time.Duration) error {
+func (m *MockStore) Put(arg0 context.Context, arg1 sablier.InstanceInfo, arg2 time.Duration) error {
 	m.ctrl.T.Helper()
 	ret := m.ctrl.Call(m, "Put", arg0, arg1, arg2)
 	ret0, _ := ret[0].(error)

pkg/store/valkey/valkey.go

@@ -3,7 +3,7 @@ package valkey
 import (
 	"context"
 	"encoding/json"
-	"github.com/sablierapp/sablier/app/instance"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"github.com/sablierapp/sablier/pkg/store"
 	"github.com/valkey-io/valkey-go"
 	"log/slog"
@@ -11,13 +11,13 @@ import (
 	"time"
 )
 
-var _ store.Store = (*ValKey)(nil)
+var _ sablier.Store = (*ValKey)(nil)
 
 type ValKey struct {
 	Client valkey.Client
 }
 
-func New(ctx context.Context, client valkey.Client) (store.Store, error) {
+func New(ctx context.Context, client valkey.Client) (sablier.Store, error) {
 	err := client.Do(ctx, client.B().Ping().Build()).Error()
 	if err != nil {
 		return nil, err
@@ -33,25 +33,25 @@ func New(ctx context.Context, client valkey.Client) (store.Store, error) {
 	return &ValKey{Client: client}, nil
 }
 
-func (v *ValKey) Get(ctx context.Context, s string) (instance.State, error) {
+func (v *ValKey) Get(ctx context.Context, s string) (sablier.InstanceInfo, error) {
 	b, err := v.Client.Do(ctx, v.Client.B().Get().Key(s).Build()).AsBytes()
 	if valkey.IsValkeyNil(err) {
-		return instance.State{}, store.ErrKeyNotFound
+		return sablier.InstanceInfo{}, store.ErrKeyNotFound
 	}
 	if err != nil {
-		return instance.State{}, err
+		return sablier.InstanceInfo{}, err
 	}
 
-	var i instance.State
+	var i sablier.InstanceInfo
 	err = json.Unmarshal(b, &i)
 	if err != nil {
-		return instance.State{}, err
+		return sablier.InstanceInfo{}, err
 	}
 
 	return i, nil
 }
 
-func (v *ValKey) Put(ctx context.Context, state instance.State, duration time.Duration) error {
+func (v *ValKey) Put(ctx context.Context, state sablier.InstanceInfo, duration time.Duration) error {
 	value, err := json.Marshal(state)
 	if err != nil {
 		return err

pkg/store/valkey/valkey_test.go

@@ -2,7 +2,7 @@ package valkey
 
 import (
 	"context"
-	"github.com/sablierapp/sablier/app/instance"
+	"github.com/sablierapp/sablier/pkg/sablier"
 	"github.com/sablierapp/sablier/pkg/store"
 	"github.com/testcontainers/testcontainers-go"
 	tcvalkey "github.com/testcontainers/testcontainers-go/modules/valkey"
@@ -44,53 +44,51 @@ func setupValKey(t *testing.T) *ValKey {
 }
 
 func TestValKey(t *testing.T) {
+	if testing.Short() {
+		t.Skip("skipping test in short mode.")
+	}
+
+	ctx := t.Context()
+	vk := setupValKey(t)
+
 	t.Parallel()
 	t.Run("ValKeyErrNotFound", func(t *testing.T) {
 		t.Parallel()
-		ctx := context.Background()
+		_, err := vk.Get(ctx, "ValKeyErrNotFound")
-		vk := setupValKey(t)
-
-		_, err := vk.Get(ctx, "test")
 		assert.ErrorIs(t, err, store.ErrKeyNotFound)
 	})
 	t.Run("ValKeyPut", func(t *testing.T) {
 		t.Parallel()
-		ctx := context.Background()
-		vk := setupValKey(t)
 
-		err := vk.Put(ctx, instance.State{Name: "test"}, 1*time.Second)
+		err := vk.Put(ctx, sablier.InstanceInfo{Name: "ValKeyPut"}, 1*time.Second)
 		assert.NilError(t, err)
 
-		i, err := vk.Get(ctx, "test")
+		i, err := vk.Get(ctx, "ValKeyPut")
 		assert.NilError(t, err)
-		assert.Equal(t, i.Name, "test")
+		assert.Equal(t, i.Name, "ValKeyPut")
 
 		<-time.After(2 * time.Second)
-		_, err = vk.Get(ctx, "test")
+		_, err = vk.Get(ctx, "ValKeyPut")
 		assert.ErrorIs(t, err, store.ErrKeyNotFound)
 	})
 	t.Run("ValKeyDelete", func(t *testing.T) {
 		t.Parallel()
-		ctx := context.Background()
-		vk := setupValKey(t)
 
-		err := vk.Put(ctx, instance.State{Name: "test"}, 30*time.Second)
+		err := vk.Put(ctx, sablier.InstanceInfo{Name: "ValKeyDelete"}, 30*time.Second)
 		assert.NilError(t, err)
 
-		i, err := vk.Get(ctx, "test")
+		i, err := vk.Get(ctx, "ValKeyDelete")
 		assert.NilError(t, err)
-		assert.Equal(t, i.Name, "test")
+		assert.Equal(t, i.Name, "ValKeyDelete")
 
-		err = vk.Delete(ctx, "test")
+		err = vk.Delete(ctx, "ValKeyDelete")
 		assert.NilError(t, err)
 
-		_, err = vk.Get(ctx, "test")
+		_, err = vk.Get(ctx, "ValKeyDelete")
 		assert.ErrorIs(t, err, store.ErrKeyNotFound)
 	})
 	t.Run("ValKeyOnExpire", func(t *testing.T) {
 		t.Parallel()
-		vk := setupValKey(t)
-
 		ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
 		defer cancel()
 
@@ -100,9 +98,9 @@ func TestValKey(t *testing.T) {
 		})
 		assert.NilError(t, err)
 
-		err = vk.Put(ctx, instance.State{Name: "test"}, 1*time.Second)
+		err = vk.Put(ctx, sablier.InstanceInfo{Name: "ValKeyOnExpire"}, 1*time.Second)
 		assert.NilError(t, err)
 		expired := <-expirations
-		assert.Equal(t, expired, "test")
+		assert.Equal(t, expired, "ValKeyOnExpire")
 	})
 }