feat: remove soft delete functionality

.circleci/config.yml

@@ -39,7 +39,7 @@ aliases:
         curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.33.5/install.sh | bash
         export NVM_DIR="$HOME/.nvm"
         [ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"
-        nvm install 12.15.0 && nvm alias default 12.15.0
+        nvm install 12.15.0 && nvm name default 12.15.0
         # Each step uses the same `$BASH_ENV`, so need to modify it
         echo 'export NVM_DIR="$HOME/.nvm"' >> $BASH_ENV
         echo "[ -s \"$NVM_DIR/nvm.sh\" ] && . \"$NVM_DIR/nvm.sh\"" >> $BASH_ENV

.dredd/hooks/capabilities.go

@@ -100,7 +100,7 @@ func resolveCapability(caps []string, resolved []string, uid string) {
 		case "template":
 			res, err := store.Sql().Exec(
 				"insert into project__template "+
-					"(project_id, inventory_id, repository_id, environment_id, alias, playbook, arguments, allow_override_args_in_task, description, view_id) "+
+					"(project_id, inventory_id, repository_id, environment_id, name, playbook, arguments, allow_override_args_in_task, description, view_id) "+
 					"values (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)",
 				userProject.ID, inventoryID, repoID, environmentID, "Test-"+uid, "test-playbook.yml", "", false, "Hello, World!", view.ID)
 			printError(err)

.gitignore

@@ -14,7 +14,8 @@ web2/dist/**/*
 .DS_Store
 node_modules/
 
-.idea/
+/.idea/
+/semaphore.iml
 /bin/
 
 *-packr.go

api-docs.yml

@@ -326,7 +326,7 @@ definitions:
       view_id:
         type: integer
         minimum: 1
-      alias:
+      name:
         type: string
         example: Test
       playbook:
@@ -361,7 +361,7 @@ definitions:
       view_id:
         type: integer
         minimum: 1
-      alias:
+      name:
         type: string
         example: Test
       playbook:
@@ -1221,7 +1221,7 @@ paths:
           required: true
           type: string
           description: sorting name
-          enum: [alias, playbook, ssh_key, inventory, environment, repository]
+          enum: [name, playbook, ssh_key, inventory, environment, repository]
         - name: order
           in: query
           required: true

api/projects/environment.go

@@ -31,6 +31,17 @@ func EnvironmentMiddleware(next http.Handler) http.Handler {
 	})
 }
 
+func GetEnvironmentRefs(w http.ResponseWriter, r *http.Request) {
+	env := context.Get(r, "environment").(db.Environment)
+	refs, err := helpers.Store(r).GetEnvironmentRefs(env.ProjectID, env.ID)
+	if err != nil {
+		helpers.WriteError(w, err)
+		return
+	}
+
+	helpers.WriteJSON(w, http.StatusOK, refs)
+}
+
 // GetEnvironment retrieves sorted environments from the database
 func GetEnvironment(w http.ResponseWriter, r *http.Request) {
 
@@ -129,11 +140,6 @@ func RemoveEnvironment(w http.ResponseWriter, r *http.Request) {
 
 	var err error
 
-	softDeletion := r.URL.Query().Get("setRemoved") == "1"
-
-	if softDeletion {
-		err = helpers.Store(r).DeleteEnvironmentSoft(env.ProjectID, env.ID)
-	} else {
 	err = helpers.Store(r).DeleteEnvironment(env.ProjectID, env.ID)
 	if err == db.ErrInvalidOperation {
 		helpers.WriteJSON(w, http.StatusBadRequest, map[string]interface{}{
@@ -142,7 +148,6 @@ func RemoveEnvironment(w http.ResponseWriter, r *http.Request) {
 		})
 		return
 	}
-	}
 
 	if err != nil {
 		helpers.WriteError(w, err)

api/projects/inventory.go

@@ -34,6 +34,17 @@ func InventoryMiddleware(next http.Handler) http.Handler {
 	})
 }
 
+func GetInventoryRefs(w http.ResponseWriter, r *http.Request) {
+	inventory := context.Get(r, "inventory").(db.Inventory)
+	refs, err := helpers.Store(r).GetInventoryRefs(inventory.ProjectID, inventory.ID)
+	if err != nil {
+		helpers.WriteError(w, err)
+		return
+	}
+
+	helpers.WriteJSON(w, http.StatusOK, refs)
+}
+
 // GetInventory returns an inventory from the database
 func GetInventory(w http.ResponseWriter, r *http.Request) {
 	if inventory := context.Get(r, "inventory"); inventory != nil {
@@ -180,11 +191,6 @@ func RemoveInventory(w http.ResponseWriter, r *http.Request) {
 	inventory := context.Get(r, "inventory").(db.Inventory)
 	var err error
 
-	softDeletion := r.URL.Query().Get("setRemoved") == "1"
-
-	if softDeletion {
-		err = helpers.Store(r).DeleteInventorySoft(inventory.ProjectID, inventory.ID)
-	} else {
 	err = helpers.Store(r).DeleteInventory(inventory.ProjectID, inventory.ID)
 	if err == db.ErrInvalidOperation {
 		helpers.WriteJSON(w, http.StatusBadRequest, map[string]interface{}{
@@ -193,7 +199,6 @@ func RemoveInventory(w http.ResponseWriter, r *http.Request) {
 		})
 		return
 	}
-	}
 
 	if err != nil {
 		helpers.WriteError(w, err)

api/projects/keys.go

@@ -30,6 +30,17 @@ func KeyMiddleware(next http.Handler) http.Handler {
 	})
 }
 
+func GetKeyRefs(w http.ResponseWriter, r *http.Request) {
+	key := context.Get(r, "accessKey").(db.AccessKey)
+	refs, err := helpers.Store(r).GetAccessKeyRefs(*key.ProjectID, key.ID)
+	if err != nil {
+		helpers.WriteError(w, err)
+		return
+	}
+
+	helpers.WriteJSON(w, http.StatusOK, refs)
+}
+
 // GetKeys retrieves sorted keys from the database
 func GetKeys(w http.ResponseWriter, r *http.Request) {
 	if key := context.Get(r, "accessKey"); key != nil {
@@ -161,11 +172,6 @@ func RemoveKey(w http.ResponseWriter, r *http.Request) {
 
 	var err error
 
-	softDeletion := r.URL.Query().Get("setRemoved") == "1"
-
-	if softDeletion {
-		err = helpers.Store(r).DeleteAccessKeySoft(*key.ProjectID, key.ID)
-	} else {
 	err = helpers.Store(r).DeleteAccessKey(*key.ProjectID, key.ID)
 	if err == db.ErrInvalidOperation {
 		helpers.WriteJSON(w, http.StatusBadRequest, map[string]interface{}{
@@ -174,7 +180,6 @@ func RemoveKey(w http.ResponseWriter, r *http.Request) {
 		})
 		return
 	}
-	}
 
 	if err != nil {
 		helpers.WriteError(w, err)

api/projects/repository.go

@@ -30,6 +30,17 @@ func RepositoryMiddleware(next http.Handler) http.Handler {
 	})
 }
 
+func GetRepositoryRefs(w http.ResponseWriter, r *http.Request) {
+	repo := context.Get(r, "repository").(db.Repository)
+	refs, err := helpers.Store(r).GetRepositoryRefs(repo.ProjectID, repo.ID)
+	if err != nil {
+		helpers.WriteError(w, err)
+		return
+	}
+
+	helpers.WriteJSON(w, http.StatusOK, refs)
+}
+
 // GetRepositories returns all repositories in a project sorted by type
 func GetRepositories(w http.ResponseWriter, r *http.Request) {
 	if repo := context.Get(r, "repository"); repo != nil {
@@ -152,11 +163,6 @@ func RemoveRepository(w http.ResponseWriter, r *http.Request) {
 
 	var err error
 
-	softDeletion := r.URL.Query().Get("setRemoved") == "1"
-
-	if softDeletion {
-		err = helpers.Store(r).DeleteRepositorySoft(repository.ProjectID, repository.ID)
-	} else {
 	err = helpers.Store(r).DeleteRepository(repository.ProjectID, repository.ID)
 	if err == db.ErrInvalidOperation {
 		helpers.WriteJSON(w, http.StatusBadRequest, map[string]interface{}{
@@ -165,7 +171,6 @@ func RemoveRepository(w http.ResponseWriter, r *http.Request) {
 		})
 		return
 	}
-	}
 
 	if err != nil {
 		helpers.WriteError(w, err)

api/router.go

@@ -161,6 +161,7 @@ func Route() *mux.Router {
 	projectKeyManagement.Use(projects.KeyMiddleware)
 
 	projectKeyManagement.HandleFunc("/{key_id}", projects.GetKeys).Methods("GET", "HEAD")
+	projectKeyManagement.HandleFunc("/{key_id}/refs", projects.GetKeyRefs).Methods("GET", "HEAD")
 	projectKeyManagement.HandleFunc("/{key_id}", projects.UpdateKey).Methods("PUT")
 	projectKeyManagement.HandleFunc("/{key_id}", projects.RemoveKey).Methods("DELETE")
 
@@ -168,6 +169,7 @@ func Route() *mux.Router {
 	projectRepoManagement.Use(projects.RepositoryMiddleware)
 
 	projectRepoManagement.HandleFunc("/{repository_id}", projects.GetRepositories).Methods("GET", "HEAD")
+	projectRepoManagement.HandleFunc("/{repository_id}/refs", projects.GetRepositoryRefs).Methods("GET", "HEAD")
 	projectRepoManagement.HandleFunc("/{repository_id}", projects.UpdateRepository).Methods("PUT")
 	projectRepoManagement.HandleFunc("/{repository_id}", projects.RemoveRepository).Methods("DELETE")
 
@@ -175,6 +177,7 @@ func Route() *mux.Router {
 	projectInventoryManagement.Use(projects.InventoryMiddleware)
 
 	projectInventoryManagement.HandleFunc("/{inventory_id}", projects.GetInventory).Methods("GET", "HEAD")
+	projectInventoryManagement.HandleFunc("/{inventory_id}/refs", projects.GetInventoryRefs).Methods("GET", "HEAD")
 	projectInventoryManagement.HandleFunc("/{inventory_id}", projects.UpdateInventory).Methods("PUT")
 	projectInventoryManagement.HandleFunc("/{inventory_id}", projects.RemoveInventory).Methods("DELETE")
 
@@ -182,6 +185,7 @@ func Route() *mux.Router {
 	projectEnvManagement.Use(projects.EnvironmentMiddleware)
 
 	projectEnvManagement.HandleFunc("/{environment_id}", projects.GetEnvironment).Methods("GET", "HEAD")
+	projectEnvManagement.HandleFunc("/{environment_id}/refs", projects.GetEnvironmentRefs).Methods("GET", "HEAD")
 	projectEnvManagement.HandleFunc("/{environment_id}", projects.UpdateEnvironment).Methods("PUT")
 	projectEnvManagement.HandleFunc("/{environment_id}", projects.RemoveEnvironment).Methods("DELETE")
 

db/AccessKey.go

@@ -38,8 +38,6 @@ type AccessKey struct {
 	// You should use methods SerializeSecret to fill this field.
 	Secret *string `db:"secret" json:"-"`
 
-	Removed bool `db:"removed" json:"removed"`
-
 	LoginPassword  LoginPassword `db:"-" json:"login_password"`
 	SshKey         SshKey        `db:"-" json:"ssh"`
 	PAT            string        `db:"-" json:"pat"`

db/Environment.go

@@ -11,7 +11,6 @@ type Environment struct {
 	ProjectID int     `db:"project_id" json:"project_id"`
 	Password  *string `db:"password" json:"password"`
 	JSON      string  `db:"json" json:"json" binding:"required"`
-	Removed   bool    `db:"removed" json:"removed"`
 }
 
 func (env *Environment) Validate() error {

db/Inventory.go

@@ -4,6 +4,7 @@ const (
 	InventoryStatic = "static"
 	InventoryFile   = "file"
 )
+
 // Inventory is the model of an ansible inventory file
 type Inventory struct {
 	ID        int    `db:"id" json:"id"`
@@ -20,8 +21,6 @@ type Inventory struct {
 
 	// static/file
 	Type string `db:"type" json:"type"`
-
-	Removed bool `db:"removed" json:"removed"`
 }
 
 func FillInventory(d Store, inventory *Inventory) (err error) {

db/Migration.go

@@ -54,6 +54,7 @@ func GetMigrations() []Migration {
 		{Version: "2.8.36"},
 		{Version: "2.8.38"},
 		{Version: "2.8.39"},
+		{Version: "2.8.40"},
 	}
 }
 

db/Store.go

@@ -5,6 +5,7 @@ import (
 	"errors"
 	log "github.com/Sirupsen/logrus"
 	"reflect"
+	"strings"
 	"time"
 )
 
@@ -39,18 +40,38 @@ type RetrieveQueryParams struct {
 	SortInverted bool
 }
 
-// ObjectProperties describe database entities.
+type ObjectReferrerType string
+
+const (
+	ObjectReferrerTemplate   ObjectReferrerType = "template"
+	ObjectReferrerInventory  ObjectReferrerType = "inventory"
+	ObjectReferrerRepository ObjectReferrerType = "repository"
+	ObjectReferrerSchedule   ObjectReferrerType = "schedules"
+)
+
+type ObjectReferrer struct {
+	ID   int    `json:"id"`
+	Name string `json:"name"`
+}
+
+type ObjectReferrers struct {
+	Templates    []ObjectReferrer `json:"templates"`
+	Inventories  []ObjectReferrer `json:"inventories"`
+	Repositories []ObjectReferrer `json:"repositories"`
+}
+
+// ObjectProps describe database entities.
 // It mainly used for NoSQL implementations (currently BoltDB) to preserve same
 // data structure of different implementations and easy change it if required.
-type ObjectProperties struct {
+type ObjectProps struct {
 	TableName             string
+	Type                  reflect.Type // to which type the table bust be mapped.
 	IsGlobal              bool         // doesn't belong to other table, for example to project or user.
-	ForeignColumnSuffix  string
+	ReferringColumnSuffix string
 	PrimaryColumnName     string
 	SortableColumns       []string
 	DefaultSortingColumn  string
 	SortInverted          bool // sort from high to low object ID by default. It is useful for some NoSQL implementations.
-	Type                 reflect.Type // to which type the table bust be mapped.
 }
 
 var ErrNotFound = errors.New("no rows in result set")
@@ -76,38 +97,38 @@ type Store interface {
 	IsMigrationApplied(version Migration) (bool, error)
 	// ApplyMigration runs executes a database migration
 	ApplyMigration(version Migration) error
-	// TryRollbackMigration attempts to rollback the database to an earlier version
+	// TryRollbackMigration attempts to roll back the database to an earlier version
 	// if a rollback exists
 	TryRollbackMigration(version Migration)
 
 	GetEnvironment(projectID int, environmentID int) (Environment, error)
+	GetEnvironmentRefs(projectID int, environmentID int) (ObjectReferrers, error)
 	GetEnvironments(projectID int, params RetrieveQueryParams) ([]Environment, error)
 	UpdateEnvironment(env Environment) error
 	CreateEnvironment(env Environment) (Environment, error)
 	DeleteEnvironment(projectID int, templateID int) error
-	DeleteEnvironmentSoft(projectID int, templateID int) error
 
 	GetInventory(projectID int, inventoryID int) (Inventory, error)
+	GetInventoryRefs(projectID int, inventoryID int) (ObjectReferrers, error)
 	GetInventories(projectID int, params RetrieveQueryParams) ([]Inventory, error)
 	UpdateInventory(inventory Inventory) error
 	CreateInventory(inventory Inventory) (Inventory, error)
 	DeleteInventory(projectID int, inventoryID int) error
-	DeleteInventorySoft(projectID int, inventoryID int) error
 
 	GetRepository(projectID int, repositoryID int) (Repository, error)
+	GetRepositoryRefs(projectID int, repositoryID int) (ObjectReferrers, error)
 	GetRepositories(projectID int, params RetrieveQueryParams) ([]Repository, error)
 	UpdateRepository(repository Repository) error
 	CreateRepository(repository Repository) (Repository, error)
 	DeleteRepository(projectID int, repositoryID int) error
-	DeleteRepositorySoft(projectID int, repositoryID int) error
 
 	GetAccessKey(projectID int, accessKeyID int) (AccessKey, error)
+	GetAccessKeyRefs(projectID int, accessKeyID int) (ObjectReferrers, error)
 	GetAccessKeys(projectID int, params RetrieveQueryParams) ([]AccessKey, error)
 
 	UpdateAccessKey(accessKey AccessKey) error
 	CreateAccessKey(accessKey AccessKey) (AccessKey, error)
 	DeleteAccessKey(projectID int, accessKeyID int) error
-	DeleteAccessKeySoft(projectID int, accessKeyID int) error
 
 	GetUsers(params RetrieveQueryParams) ([]User, error)
 	CreateUserWithoutPassword(user User) (User, error)
@@ -179,104 +200,128 @@ type Store interface {
 	SetViewPositions(projectID int, viewPositions map[int]int) error
 }
 
-var AccessKeyProps = ObjectProperties{
+var AccessKeyProps = ObjectProps{
 	TableName:             "access_key",
-	SortableColumns:      []string{"name", "type"},
-	ForeignColumnSuffix:  "key_id",
-	PrimaryColumnName:    "id",
 	Type:                  reflect.TypeOf(AccessKey{}),
+	PrimaryColumnName:     "id",
+	ReferringColumnSuffix: "key_id",
+	SortableColumns:       []string{"name", "type"},
 	DefaultSortingColumn:  "name",
 }
 
-var EnvironmentProps = ObjectProperties{
+var EnvironmentProps = ObjectProps{
 	TableName:             "project__environment",
-	SortableColumns:      []string{"name"},
-	ForeignColumnSuffix:  "environment_id",
-	PrimaryColumnName:    "id",
 	Type:                  reflect.TypeOf(Environment{}),
+	PrimaryColumnName:     "id",
+	ReferringColumnSuffix: "environment_id",
+	SortableColumns:       []string{"name"},
 	DefaultSortingColumn:  "name",
 }
 
-var InventoryProps = ObjectProperties{
+var InventoryProps = ObjectProps{
 	TableName:             "project__inventory",
-	SortableColumns:      []string{"name"},
-	ForeignColumnSuffix:  "inventory_id",
-	PrimaryColumnName:    "id",
 	Type:                  reflect.TypeOf(Inventory{}),
-	DefaultSortingColumn: "name",
-}
-
-var RepositoryProps = ObjectProperties{
-	TableName:            "project__repository",
-	ForeignColumnSuffix:  "repository_id",
 	PrimaryColumnName:     "id",
-	Type:                 reflect.TypeOf(Repository{}),
+	ReferringColumnSuffix: "inventory_id",
-	DefaultSortingColumn: "name",
-}
-
-var TemplateProps = ObjectProperties{
-	TableName:            "project__template",
 	SortableColumns:       []string{"name"},
-	PrimaryColumnName:    "id",
-	Type:                 reflect.TypeOf(Template{}),
-	DefaultSortingColumn: "alias",
-}
-
-var ScheduleProps = ObjectProperties{
-	TableName:         "project__schedule",
-	PrimaryColumnName: "id",
-	Type:              reflect.TypeOf(Schedule{}),
-}
-
-var ProjectUserProps = ObjectProperties{
-	TableName:         "project__user",
-	PrimaryColumnName: "user_id",
-	Type:              reflect.TypeOf(ProjectUser{}),
-}
-
-var ProjectProps = ObjectProperties{
-	TableName:            "project",
-	IsGlobal:             true,
-	PrimaryColumnName:    "id",
-	Type:                 reflect.TypeOf(Project{}),
 	DefaultSortingColumn:  "name",
 }
 
-var UserProps = ObjectProperties{
+var RepositoryProps = ObjectProps{
+	TableName:             "project__repository",
+	Type:                  reflect.TypeOf(Repository{}),
+	PrimaryColumnName:     "id",
+	ReferringColumnSuffix: "repository_id",
+	DefaultSortingColumn:  "name",
+}
+
+var TemplateProps = ObjectProps{
+	TableName:            "project__template",
+	Type:                 reflect.TypeOf(Template{}),
+	PrimaryColumnName:    "id",
+	SortableColumns:      []string{"name"},
+	DefaultSortingColumn: "name",
+}
+
+var ScheduleProps = ObjectProps{
+	TableName:         "project__schedule",
+	Type:              reflect.TypeOf(Schedule{}),
+	PrimaryColumnName: "id",
+}
+
+var ProjectUserProps = ObjectProps{
+	TableName:         "project__user",
+	Type:              reflect.TypeOf(ProjectUser{}),
+	PrimaryColumnName: "user_id",
+}
+
+var ProjectProps = ObjectProps{
+	TableName:            "project",
+	Type:                 reflect.TypeOf(Project{}),
+	PrimaryColumnName:    "id",
+	DefaultSortingColumn: "name",
+	IsGlobal:             true,
+}
+
+var UserProps = ObjectProps{
 	TableName:         "user",
-	IsGlobal:          true,
-	PrimaryColumnName: "id",
 	Type:              reflect.TypeOf(User{}),
-}
-
-var SessionProps = ObjectProperties{
-	TableName:         "session",
 	PrimaryColumnName: "id",
-	Type:              reflect.TypeOf(Session{}),
-}
-
-var TokenProps = ObjectProperties{
-	TableName:         "user__token",
-	PrimaryColumnName: "id",
-	Type:              reflect.TypeOf(APIToken{}),
-}
-
-var TaskProps = ObjectProperties{
-	TableName:         "task",
 	IsGlobal:          true,
-	PrimaryColumnName: "id",
-	SortInverted:      true,
-	Type:              reflect.TypeOf(Task{}),
 }
 
-var TaskOutputProps = ObjectProperties{
+var SessionProps = ObjectProps{
+	TableName:         "session",
+	Type:              reflect.TypeOf(Session{}),
+	PrimaryColumnName: "id",
+}
+
+var TokenProps = ObjectProps{
+	TableName:         "user__token",
+	Type:              reflect.TypeOf(APIToken{}),
+	PrimaryColumnName: "id",
+}
+
+var TaskProps = ObjectProps{
+	TableName:         "task",
+	Type:              reflect.TypeOf(Task{}),
+	PrimaryColumnName: "id",
+	IsGlobal:          true,
+	SortInverted:      true,
+}
+
+var TaskOutputProps = ObjectProps{
 	TableName: "task__output",
 	Type:      reflect.TypeOf(TaskOutput{}),
 }
 
-var ViewProps = ObjectProperties{
+var ViewProps = ObjectProps{
 	TableName:            "project__view",
-	PrimaryColumnName:    "id",
 	Type:                 reflect.TypeOf(View{}),
+	PrimaryColumnName:    "id",
 	DefaultSortingColumn: "position",
 }
+
+func (p ObjectProps) GetReferringFieldsFrom(t reflect.Type) (fields []string, err error) {
+	n := t.NumField()
+	for i := 0; i < n; i++ {
+		if !strings.HasSuffix(t.Field(i).Tag.Get("db"), p.ReferringColumnSuffix) {
+			continue
+		}
+		fields = append(fields, t.Field(i).Tag.Get("db"))
+	}
+
+	for i := 0; i < n; i++ {
+		if t.Field(i).Tag != "" || t.Field(i).Type.Kind() != reflect.Struct {
+			continue
+		}
+		var nested []string
+		nested, err = p.GetReferringFieldsFrom(t.Field(i).Type)
+		if err != nil {
+			return
+		}
+		fields = append(fields, nested...)
+	}
+
+	return
+}

db/Template.go

@@ -42,8 +42,8 @@ type Template struct {
 	RepositoryID  int  `db:"repository_id" json:"repository_id"`
 	EnvironmentID *int `db:"environment_id" json:"environment_id"`
 
-	// Alias as described in https://github.com/ansible-semaphore/semaphore/issues/188
+	// Name as described in https://github.com/ansible-semaphore/semaphore/issues/188
-	Alias string `db:"alias" json:"alias"`
+	Name string `db:"name" json:"name"`
 	// playbook name in the form of "some_play.yml"
 	Playbook string `db:"playbook" json:"playbook"`
 	// to fit into []string
@@ -74,8 +74,8 @@ type Template struct {
 }
 
 func (tpl *Template) Validate() error {
-	if tpl.Alias == "" {
+	if tpl.Name == "" {
-		return &ValidationError{"template alias can not be empty"}
+		return &ValidationError{"template name can not be empty"}
 	}
 
 	if tpl.Playbook == "" {

db/bolt/BoltDb.go

@@ -52,7 +52,7 @@ func (d strObjectID) ToBytes() []byte {
 	return []byte(d)
 }
 
-func makeBucketId(props db.ObjectProperties, ids ...int) []byte {
+func makeBucketId(props db.ObjectProps, ids ...int) []byte {
 	n := len(ids)
 
 	id := props.TableName
@@ -107,7 +107,7 @@ func (d *BoltDb) IsInitialized() (initialized bool, err error) {
 	return
 }
 
-func (d *BoltDb) getObject(bucketID int, props db.ObjectProperties, objectID objectID, object interface{}) (err error) {
+func (d *BoltDb) getObject(bucketID int, props db.ObjectProps, objectID objectID, object interface{}) (err error) {
 	err = d.db.View(func(tx *bbolt.Tx) error {
 		b := tx.Bucket(makeBucketId(props, bucketID))
 		if b == nil {
@@ -259,7 +259,7 @@ func marshalObject(obj interface{}) ([]byte, error) {
 	return json.Marshal(copyObject(obj, newType))
 }
 
-func unmarshalObjects(rawData enumerable, props db.ObjectProperties, params db.RetrieveQueryParams, filter func(interface{}) bool, objects interface{}) (err error) {
+func unmarshalObjects(rawData enumerable, props db.ObjectProps, params db.RetrieveQueryParams, filter func(interface{}) bool, objects interface{}) (err error) {
 	objectsValue := reflect.ValueOf(objects).Elem()
 	objType := objectsValue.Type().Elem()
 
@@ -317,7 +317,7 @@ func unmarshalObjects(rawData enumerable, props db.ObjectProperties, params db.R
 	return
 }
 
-func (d *BoltDb) getObjects(bucketID int, props db.ObjectProperties, params db.RetrieveQueryParams, filter func(interface{}) bool, objects interface{}) error {
+func (d *BoltDb) getObjects(bucketID int, props db.ObjectProps, params db.RetrieveQueryParams, filter func(interface{}) bool, objects interface{}) error {
 	return d.db.View(func(tx *bbolt.Tx) error {
 		b := tx.Bucket(makeBucketId(props, bucketID))
 		var c enumerable
@@ -330,74 +330,8 @@ func (d *BoltDb) getObjects(bucketID int, props db.ObjectProperties, params db.R
 	})
 }
 
-func isObjectBelongTo(props db.ObjectProperties, objID objectID, tpl interface{}) bool {
+func (d *BoltDb) deleteObject(bucketID int, props db.ObjectProps, objectID objectID, tx *bbolt.Tx) error {
-	if props.ForeignColumnSuffix == "" {
+	for _, u := range []db.ObjectProps{db.TemplateProps, db.EnvironmentProps, db.InventoryProps, db.RepositoryProps} {
-		return false
-	}
-
-	fieldName, err := getFieldNameByTagSuffix(reflect.TypeOf(tpl), "db", props.ForeignColumnSuffix)
-
-	if err != nil {
-		return false
-	}
-
-	f := reflect.ValueOf(tpl).FieldByName(fieldName)
-
-	if f.IsZero() {
-		return false
-	}
-
-	if f.Kind() == reflect.Ptr {
-		if f.IsNil() {
-			return false
-		}
-
-		f = f.Elem()
-	}
-
-	var fVal objectID
-	switch f.Kind() {
-	case reflect.Int,
-		reflect.Int8,
-		reflect.Int16,
-		reflect.Int32,
-		reflect.Int64,
-		reflect.Uint,
-		reflect.Uint8,
-		reflect.Uint16,
-		reflect.Uint32,
-		reflect.Uint64:
-		fVal = intObjectID(f.Int())
-	case reflect.String:
-		fVal = strObjectID(f.String())
-	}
-
-	if fVal == nil {
-		return false
-	}
-
-	return bytes.Equal(fVal.ToBytes(), objID.ToBytes())
-}
-
-// isObjectInUse checks if objID associated with any object in foreignTableProps.
-func (d *BoltDb) isObjectInUse(bucketID int, objProps db.ObjectProperties, objID objectID, foreignTableProps db.ObjectProperties) (inUse bool, err error) {
-	templates := reflect.New(reflect.SliceOf(foreignTableProps.Type))
-
-	err = d.getObjects(bucketID, foreignTableProps, db.RetrieveQueryParams{}, func(foreignObj interface{}) bool {
-		return isObjectBelongTo(objProps, objID, foreignObj)
-	}, templates.Interface())
-
-	if err != nil {
-		return
-	}
-
-	inUse = templates.Elem().Len() > 0
-
-	return
-}
-
-func (d *BoltDb) deleteObject(bucketID int, props db.ObjectProperties, objectID objectID, tx *bbolt.Tx) error {
-	for _, u := range []db.ObjectProperties{db.TemplateProps, db.EnvironmentProps, db.InventoryProps, db.RepositoryProps} {
 		inUse, err := d.isObjectInUse(bucketID, props, objectID, u)
 		if err != nil {
 			return err
@@ -422,55 +356,8 @@ func (d *BoltDb) deleteObject(bucketID int, props db.ObjectProperties, objectID
 	return d.db.Update(fn)
 }
 
-func (d *BoltDb) deleteObjectSoft(bucketID int, props db.ObjectProperties, objectID objectID) error {
-	var data map[string]interface{}
-
-	// load data
-	err := d.db.View(func(tx *bbolt.Tx) error {
-		b := tx.Bucket(makeBucketId(props, bucketID))
-		if b == nil {
-			return db.ErrNotFound
-		}
-
-		j := b.Get(objectID.ToBytes())
-
-		if j == nil {
-			return db.ErrNotFound
-		}
-
-		return json.Unmarshal(j, &data)
-	})
-
-	if err != nil {
-		return err
-	}
-
-	// mark as removed if "removed" exists
-	if _, ok := data["removed"]; !ok {
-		return fmt.Errorf("removed field not exists")
-	}
-
-	data["removed"] = true
-
-	// store data back
-	res, err := json.Marshal(data)
-
-	if err != nil {
-		return err
-	}
-
-	return d.db.Update(func(tx *bbolt.Tx) error {
-		b := tx.Bucket(makeBucketId(props, bucketID))
-		if b == nil {
-			return db.ErrNotFound
-		}
-
-		return b.Put(objectID.ToBytes(), res)
-	})
-}
-
 // updateObject updates data for object in database.
-func (d *BoltDb) updateObject(bucketID int, props db.ObjectProperties, object interface{}) error {
+func (d *BoltDb) updateObject(bucketID int, props db.ObjectProps, object interface{}) error {
 	return d.db.Update(func(tx *bbolt.Tx) error {
 		b := tx.Bucket(makeBucketId(props, bucketID))
 		if b == nil {
@@ -520,7 +407,7 @@ func (d *BoltDb) updateObject(bucketID int, props db.ObjectProperties, object in
 	})
 }
 
-func (d *BoltDb) createObject(bucketID int, props db.ObjectProperties, object interface{}) (interface{}, error) {
+func (d *BoltDb) createObject(bucketID int, props db.ObjectProps, object interface{}) (interface{}, error) {
 	err := d.db.Update(func(tx *bbolt.Tx) error {
 		b, err := tx.CreateBucketIfNotExists(makeBucketId(props, bucketID))
 
@@ -608,6 +495,119 @@ func (d *BoltDb) createObject(bucketID int, props db.ObjectProperties, object in
 	return object, err
 }
 
+func (d *BoltDb) getObjectRefs(projectID int, objectProps db.ObjectProps, objectID int) (refs db.ObjectReferrers, err error) {
+	refs.Templates, err = d.getObjectRefsFrom(projectID, objectProps, intObjectID(objectID), db.TemplateProps)
+	if err != nil {
+		return
+	}
+
+	refs.Repositories, err = d.getObjectRefsFrom(projectID, objectProps, intObjectID(objectID), db.RepositoryProps)
+	if err != nil {
+		return
+	}
+
+	refs.Inventories, err = d.getObjectRefsFrom(projectID, objectProps, intObjectID(objectID), db.InventoryProps)
+	if err != nil {
+		return
+	}
+
+	//refs.Schedules, err = d.getObjectRefsFrom(projectID, objectProps, intObjectID(objectID), db.ScheduleProps)
+
+	return
+}
+
+func (d *BoltDb) getObjectRefsFrom(projectID int, objProps db.ObjectProps, objID objectID, referringObjectProps db.ObjectProps) (referringObjs []db.ObjectReferrer, err error) {
+	_, err = objProps.GetReferringFieldsFrom(referringObjectProps.Type)
+	if err != nil {
+		return
+	}
+
+	referringObjects := reflect.New(reflect.SliceOf(referringObjectProps.Type))
+
+	err = d.getObjects(projectID, referringObjectProps, db.RetrieveQueryParams{}, func(referringObj interface{}) bool {
+		return isObjectReferredBy(objProps, objID, referringObj)
+	}, referringObjects.Interface())
+
+	if err != nil {
+		return
+	}
+
+	for i := 0; i < referringObjects.Elem().Len(); i++ {
+		referringObjs = append(referringObjs, db.ObjectReferrer{
+			ID:   int(referringObjects.Elem().Index(i).FieldByName("ID").Int()),
+			Name: referringObjects.Elem().Index(i).FieldByName("Name").String(),
+		})
+	}
+
+	return
+}
+
+func isObjectReferredBy(props db.ObjectProps, objID objectID, referringObj interface{}) bool {
+	if props.ReferringColumnSuffix == "" {
+		return false
+	}
+
+	fieldName, err := getFieldNameByTagSuffix(reflect.TypeOf(referringObj), "db", props.ReferringColumnSuffix)
+
+	if err != nil {
+		return false
+	}
+
+	f := reflect.ValueOf(referringObj).FieldByName(fieldName)
+
+	if f.IsZero() {
+		return false
+	}
+
+	if f.Kind() == reflect.Ptr {
+		if f.IsNil() {
+			return false
+		}
+
+		f = f.Elem()
+	}
+
+	var fVal objectID
+	switch f.Kind() {
+	case reflect.Int,
+		reflect.Int8,
+		reflect.Int16,
+		reflect.Int32,
+		reflect.Int64,
+		reflect.Uint,
+		reflect.Uint8,
+		reflect.Uint16,
+		reflect.Uint32,
+		reflect.Uint64:
+		fVal = intObjectID(f.Int())
+	case reflect.String:
+		fVal = strObjectID(f.String())
+	}
+
+	if fVal == nil {
+		return false
+	}
+
+	return bytes.Equal(fVal.ToBytes(), objID.ToBytes())
+}
+
+// isObjectInUse checks if objID associated with any object in foreignTableProps.
+func (d *BoltDb) isObjectInUse(bucketID int, objProps db.ObjectProps, objID objectID, referringObjectProps db.ObjectProps) (inUse bool, err error) {
+	referringObjects := reflect.New(reflect.SliceOf(referringObjectProps.Type))
+
+	err = d.getObjects(bucketID, referringObjectProps, db.RetrieveQueryParams{}, func(referringObj interface{}) bool {
+		return isObjectReferredBy(objProps, objID, referringObj)
+	}, referringObjects.Interface())
+
+	if err != nil {
+		return
+	}
+
+	inUse = referringObjects.Elem().Len() > 0
+
+	return
+}
+
 func CreateTestStore() BoltDb {
 	r := rand.New(rand.NewSource(time.Now().UTC().UnixNano()))
 	fn := "/tmp/test_semaphore_db_" + strconv.Itoa(r.Int())

db/bolt/BoltDb_test.go

@@ -17,48 +17,48 @@ type test1 struct {
 	Removed        bool   `db:"removed"`
 }
 
-var test1props = db.ObjectProperties{
+//var test1props = db.ObjectProps{
-	IsGlobal:          true,
+//	IsGlobal:          true,
-	TableName:         "test1",
+//	TableName:         "test1",
-	PrimaryColumnName: "ID",
+//	PrimaryColumnName: "ID",
-}
+//}
 
-func TestDeleteObjectSoft(t *testing.T) {
+//func TestDeleteObjectSoft(t *testing.T) {
-	store := CreateTestStore()
+//	store := CreateTestStore()
-
+//
-	obj := test1{
+//	obj := test1{
-		FirstName: "Denis",
+//		FirstName: "Denis",
-		LastName:  "Gukov",
+//		LastName:  "Gukov",
-	}
+//	}
-	newObj, err := store.createObject(0, test1props, obj)
+//	newObj, err := store.createObject(0, test1props, obj)
-
+//
-	if err != nil {
+//	if err != nil {
-		t.Fatal(err.Error())
+//		t.Fatal(err.Error())
-	}
+//	}
-
+//
-	objID := intObjectID(newObj.(test1).ID)
+//	objID := intObjectID(newObj.(test1).ID)
-
+//
-	err = store.deleteObjectSoft(0, test1props, objID)
+//	err = store.deleteObjectSoft(0, test1props, objID)
-
+//
-	if err != nil {
+//	if err != nil {
-		t.Fatal(err.Error())
+//		t.Fatal(err.Error())
-	}
+//	}
-
+//
-	var found test1
+//	var found test1
-	err = store.getObject(0, test1props, objID, &found)
+//	err = store.getObject(0, test1props, objID, &found)
-
+//
-	if err != nil {
+//	if err != nil {
-		t.Fatal(err.Error())
+//		t.Fatal(err.Error())
-	}
+//	}
-
+//
-	if found.ID != int(objID) ||
+//	if found.ID != int(objID) ||
-		found.Removed != true ||
+//		found.Removed != true ||
-		found.Password != obj.Password ||
+//		found.Password != obj.Password ||
-		found.LastName != obj.LastName {
+//		found.LastName != obj.LastName {
-
+//
-		t.Fatal()
+//		t.Fatal()
-	}
+//	}
-}
+//}
 
 func TestMarshalObject_UserWithPwd(t *testing.T) {
 	user := db.UserWithPwd{
@@ -200,7 +200,7 @@ func TestIsObjectInUse(t *testing.T) {
 	}
 
 	_, err = store.CreateTemplate(db.Template{
-		Alias:       "Test",
+		Name:        "Test",
 		Playbook:    "test.yml",
 		ProjectID:   proj.ID,
 		InventoryID: 10,
@@ -236,7 +236,7 @@ func TestIsObjectInUse_Environment(t *testing.T) {
 	envID := 10
 
 	_, err = store.CreateTemplate(db.Template{
-		Alias:         "Test",
+		Name:          "Test",
 		Playbook:      "test.yml",
 		ProjectID:     proj.ID,
 		EnvironmentID: &envID,
@@ -270,7 +270,7 @@ func TestIsObjectInUse_EnvironmentNil(t *testing.T) {
 	}
 
 	_, err = store.CreateTemplate(db.Template{
-		Alias:         "Test",
+		Name:          "Test",
 		Playbook:      "test.yml",
 		ProjectID:     proj.ID,
 		EnvironmentID: nil,
@@ -351,3 +351,37 @@ func TestBoltDb_CreateAPIToken(t *testing.T) {
 		t.Fatal()
 	}
 }
+
+func TestBoltDb_GetRepositoryRefs(t *testing.T) {
+	store := CreateTestStore()
+
+	repo1, err := store.CreateRepository(db.Repository{
+		Name:      "repo1",
+		ProjectID: 1,
+		GitURL:    "git@example.com/repo1",
+		GitBranch: "master",
+	})
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	_, err = store.CreateTemplate(db.Template{
+		ProjectID:    1,
+		Type:         db.TemplateBuild,
+		Name:         "tpl1",
+		Playbook:     "build.yml",
+		RepositoryID: repo1.ID,
+	})
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	refs, err := store.GetRepositoryRefs(1, repo1.ID)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if len(refs.Templates) != 1 {
+		t.Fatal()
+	}
+}

db/bolt/Migration_2_8_28.go

@@ -1,89 +0,0 @@
-package bolt
-
-import (
-	"encoding/json"
-	"go.etcd.io/bbolt"
-	"strings"
-)
-
-type Migration_2_8_28 struct {
-	DB *bbolt.DB
-}
-
-func (d Migration_2_8_28) getProjectRepositories(projectID string) (map[string]map[string]interface{}, error) {
-	repos := make(map[string]map[string]interface{})
-	err := d.DB.View(func(tx *bbolt.Tx) error {
-		b := tx.Bucket([]byte("project__repository_" + projectID))
-		if b == nil {
-			return nil
-		}
-		return b.ForEach(func(id, body []byte) error {
-			r := make(map[string]interface{})
-			repos[string(id)] = r
-			return json.Unmarshal(body, &r)
-		})
-	})
-	return repos, err
-}
-
-func (d Migration_2_8_28) setProjectRepository(projectID string, repoID string, repo map[string]interface{}) error {
-	return d.DB.Update(func(tx *bbolt.Tx) error {
-		b, err := tx.CreateBucketIfNotExists([]byte("project__repository_" + projectID))
-		if err != nil {
-			return err
-		}
-		j, err := json.Marshal(repo)
-		if err != nil {
-			return err
-		}
-		return b.Put([]byte(repoID), j)
-	})
-}
-
-func (d Migration_2_8_28) Apply() (err error) {
-	var projectIDs []string
-
-	err = d.DB.View(func(tx *bbolt.Tx) error {
-		b := tx.Bucket([]byte("project"))
-		if b == nil {
-			return nil
-		}
-		return b.ForEach(func(id, _ []byte) error {
-			projectIDs = append(projectIDs, string(id))
-			return nil
-		})
-	})
-
-	if err != nil {
-		return
-	}
-
-	projectsRepositories := make(map[string]map[string]map[string]interface{})
-
-	for _, projectID := range projectIDs {
-		var err2 error
-		projectsRepositories[projectID], err2 = d.getProjectRepositories(projectID)
-		if err2 != nil {
-			return err2
-		}
-	}
-
-	for projectID, repositories := range projectsRepositories {
-		for repoID, repo := range repositories {
-			branch := "master"
-			url := repo["git_url"].(string)
-			parts := strings.Split(url, "#")
-			if len(parts) > 1 {
-				url, branch = parts[0], parts[1]
-			}
-			repo["git_url"] = url
-			repo["git_branch"] = branch
-			err = d.setProjectRepository(projectID, repoID, repo)
-			if err != nil {
-				return err
-			}
-		}
-	}
-
-	return nil
-}

db/bolt/Task_test.go

@@ -13,7 +13,7 @@ func TestTask_GetVersion(t *testing.T) {
 	build, err := store.CreateTemplate(db.Template{
 		ProjectID: 0,
 		Type:      db.TemplateBuild,
-		Alias:     "Build",
+		Name:      "Build",
 		Playbook:  "build.yml",
 	})
 	if err != nil {
@@ -24,7 +24,7 @@ func TestTask_GetVersion(t *testing.T) {
 		ProjectID:       0,
 		Type:            db.TemplateDeploy,
 		BuildTemplateID: &build.ID,
-		Alias:           "Deploy",
+		Name:            "Deploy",
 		Playbook:        "deploy.yml",
 	})
 	if err != nil {
@@ -35,7 +35,7 @@ func TestTask_GetVersion(t *testing.T) {
 		ProjectID:       0,
 		Type:            db.TemplateDeploy,
 		BuildTemplateID: &deploy.ID,
-		Alias:           "Deploy2",
+		Name:            "Deploy2",
 		Playbook:        "deploy2.yml",
 	})
 	if err != nil {

db/bolt/access_key.go

@@ -13,6 +13,10 @@ func (d *BoltDb) GetAccessKey(projectID int, accessKeyID int) (key db.AccessKey,
 	return
 }
 
+func (d *BoltDb) GetAccessKeyRefs(projectID int, accessKeyID int) (db.ObjectReferrers, error) {
+	return d.getObjectRefs(projectID, db.AccessKeyProps, accessKeyID)
+}
+
 func (d *BoltDb) GetAccessKeys(projectID int, params db.RetrieveQueryParams) ([]db.AccessKey, error) {
 	var keys []db.AccessKey
 	err := d.getObjects(projectID, db.AccessKeyProps, params, nil, &keys)
@@ -55,7 +59,3 @@ func (d *BoltDb) CreateAccessKey(key db.AccessKey) (db.AccessKey, error) {
 func (d *BoltDb) DeleteAccessKey(projectID int, accessKeyID int) error {
 	return d.deleteObject(projectID, db.AccessKeyProps, intObjectID(accessKeyID), nil)
 }
-
-func (d *BoltDb) DeleteAccessKeySoft(projectID int, accessKeyID int) error {
-	return d.deleteObjectSoft(projectID, db.AccessKeyProps, intObjectID(accessKeyID))
-}

db/bolt/environment.go

@@ -7,6 +7,10 @@ func (d *BoltDb) GetEnvironment(projectID int, environmentID int) (environment d
 	return
 }
 
+func (d *BoltDb) GetEnvironmentRefs(projectID int, environmentID int) (db.ObjectReferrers, error) {
+	return d.getObjectRefs(projectID, db.EnvironmentProps, environmentID)
+}
+
 func (d *BoltDb) GetEnvironments(projectID int, params db.RetrieveQueryParams) (environment []db.Environment, err error) {
 	err = d.getObjects(projectID, db.EnvironmentProps, params, nil, &environment)
 	return
@@ -36,7 +40,3 @@ func (d *BoltDb) CreateEnvironment(env db.Environment) (db.Environment, error) {
 func (d *BoltDb) DeleteEnvironment(projectID int, environmentID int) error {
 	return d.deleteObject(projectID, db.EnvironmentProps, intObjectID(environmentID), nil)
 }
-
-func (d *BoltDb) DeleteEnvironmentSoft(projectID int, environmentID int) error {
-	return d.deleteObjectSoft(projectID, db.EnvironmentProps, intObjectID(environmentID))
-}

db/bolt/inventory.go

@@ -20,12 +20,12 @@ func (d *BoltDb) GetInventories(projectID int, params db.RetrieveQueryParams) (i
 	return
 }
 
-func (d *BoltDb) DeleteInventory(projectID int, inventoryID int) error {
+func (d *BoltDb) GetInventoryRefs(projectID int, inventoryID int) (db.ObjectReferrers, error) {
-	return d.deleteObject(projectID, db.InventoryProps, intObjectID(inventoryID), nil)
+	return d.getObjectRefs(projectID, db.InventoryProps, inventoryID)
 }
 
-func (d *BoltDb) DeleteInventorySoft(projectID int, inventoryID int) error {
+func (d *BoltDb) DeleteInventory(projectID int, inventoryID int) error {
-	return d.deleteObjectSoft(projectID, db.InventoryProps, intObjectID(inventoryID))
+	return d.deleteObject(projectID, db.InventoryProps, intObjectID(inventoryID), nil)
 }
 
 func (d *BoltDb) UpdateInventory(inventory db.Inventory) error {

db/bolt/migration.go

@@ -33,10 +33,10 @@ func (d *BoltDb) IsMigrationApplied(migration db.Migration) (bool, error) {
 	return false, err
 }
 
-func (d *BoltDb) ApplyMigration(migration db.Migration) (err error) {
+func (d *BoltDb) ApplyMigration(m db.Migration) (err error) {
-	switch migration.Version {
+	switch m.Version {
 	case "2.8.26":
-		err = Migration_2_8_28{DB: d.db}.Apply()
+		err = migration_2_8_28{migration{d.db}}.Apply()
 	}
 
 	if err != nil {
@@ -50,18 +50,66 @@ func (d *BoltDb) ApplyMigration(migration db.Migration) (err error) {
 			return err
 		}
 
-		j, err := json.Marshal(migration)
+		j, err := json.Marshal(m)
 
 		if err != nil {
 			return err
 		}
 
-		return b.Put([]byte(migration.Version), j)
+		return b.Put([]byte(m.Version), j)
 	})
 }
 
-func (d *BoltDb) TryRollbackMigration(migration db.Migration) {
+func (d *BoltDb) TryRollbackMigration(m db.Migration) {
-	switch migration.Version {
+	switch m.Version {
 	case "2.8.26":
 	}
 }
+
+type migration struct {
+	db *bbolt.DB
+}
+
+func (d migration) getProjectIDs() (projectIDs []string, err error) {
+	err = d.db.View(func(tx *bbolt.Tx) error {
+		b := tx.Bucket([]byte("project"))
+		if b == nil {
+			return nil
+		}
+		return b.ForEach(func(id, _ []byte) error {
+			projectIDs = append(projectIDs, string(id))
+			return nil
+		})
+	})
+	return
+}
+
+func (d migration) getObjects(projectID string, objectPrefix string) (map[string]map[string]interface{}, error) {
+	repos := make(map[string]map[string]interface{})
+	err := d.db.View(func(tx *bbolt.Tx) error {
+		b := tx.Bucket([]byte("project__" + objectPrefix + "_" + projectID))
+		if b == nil {
+			return nil
+		}
+		return b.ForEach(func(id, body []byte) error {
+			r := make(map[string]interface{})
+			repos[string(id)] = r
+			return json.Unmarshal(body, &r)
+		})
+	})
+	return repos, err
+}
+
+func (d migration) setObject(projectID string, objectPrefix string, objectID string, object map[string]interface{}) error {
+	return d.db.Update(func(tx *bbolt.Tx) error {
+		b, err := tx.CreateBucketIfNotExists([]byte("project__" + objectPrefix + "_" + projectID))
+		if err != nil {
+			return err
+		}
+		j, err := json.Marshal(object)
+		if err != nil {
+			return err
+		}
+		return b.Put([]byte(objectID), j)
+	})
+}

db/bolt/migration_2_8_28.go

@@ -0,0 +1,46 @@
+package bolt
+
+import (
+	"strings"
+)
+
+type migration_2_8_28 struct {
+	migration
+}
+
+func (d migration_2_8_28) Apply() (err error) {
+	projectIDs, err := d.getProjectIDs()
+
+	if err != nil {
+		return
+	}
+
+	repos := make(map[string]map[string]map[string]interface{})
+
+	for _, projectID := range projectIDs {
+		var err2 error
+		repos[projectID], err2 = d.getObjects(projectID, "repository")
+		if err2 != nil {
+			return err2
+		}
+	}
+
+	for projectID, projectRepos := range repos {
+		for repoID, repo := range projectRepos {
+			branch := "master"
+			url := repo["git_url"].(string)
+			parts := strings.Split(url, "#")
+			if len(parts) > 1 {
+				url, branch = parts[0], parts[1]
+			}
+			repo["git_url"] = url
+			repo["git_branch"] = branch
+			err = d.setObject(projectID, "repository", repoID, repo)
+			if err != nil {
+				return err
+			}
+		}
+	}
+
+	return nil
+}

db/bolt/migration_2_8_28_test.go

@@ -35,7 +35,7 @@ func TestMigration_2_8_28_Apply(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	err = Migration_2_8_28{DB: store.db}.Apply()
+	err = migration_2_8_28{migration{store.db}}.Apply()
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -77,7 +77,7 @@ func TestMigration_2_8_28_Apply2(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	err = Migration_2_8_28{DB: store.db}.Apply()
+	err = migration_2_8_28{migration{store.db}}.Apply()
 	if err != nil {
 		t.Fatal(err)
 	}

db/bolt/migration_2_8_40.go

@@ -0,0 +1,36 @@
+package bolt
+
+type migration_2_8_40 struct {
+	migration
+}
+
+func (d migration_2_8_40) Apply() (err error) {
+	projectIDs, err := d.getProjectIDs()
+
+	if err != nil {
+		return
+	}
+
+	templates := make(map[string]map[string]map[string]interface{})
+
+	for _, projectID := range projectIDs {
+		var err2 error
+		templates[projectID], err2 = d.getObjects(projectID, "template")
+		if err2 != nil {
+			return err2
+		}
+	}
+
+	for projectID, projectTemplates := range templates {
+		for repoID, tpl := range projectTemplates {
+			tpl["name"] = tpl["alias"]
+			delete(tpl, "alias")
+			err = d.setObject(projectID, "template", repoID, tpl)
+			if err != nil {
+				return err
+			}
+		}
+	}
+
+	return
+}

db/bolt/migration_2_8_40_test.go

@@ -0,0 +1,84 @@
+package bolt
+
+import (
+	"encoding/json"
+	"go.etcd.io/bbolt"
+	"testing"
+)
+
+func TestMigration_2_8_40_Apply(t *testing.T) {
+	store := CreateTestStore()
+
+	err := store.db.Update(func(tx *bbolt.Tx) error {
+		b, err := tx.CreateBucketIfNotExists([]byte("project"))
+		if err != nil {
+			return err
+		}
+
+		err = b.Put([]byte("0000000001"), []byte("{}"))
+		if err != nil {
+			return err
+		}
+
+		r, err := tx.CreateBucketIfNotExists([]byte("project__template_0000000001"))
+		if err != nil {
+			return err
+		}
+
+		err = r.Put([]byte("0000000001"),
+			[]byte("{\"id\":\"1\",\"project_id\":\"1\",\"name\": \"test123\"}"))
+
+		return err
+	})
+
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	err = migration_2_8_40{migration{store.db}}.Apply()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	var repo map[string]interface{}
+	err = store.db.View(func(tx *bbolt.Tx) error {
+		b := tx.Bucket([]byte("project__template_0000000001"))
+		str := string(b.Get([]byte("0000000001")))
+		return json.Unmarshal([]byte(str), &repo)
+	})
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if repo["name"].(string) != "test123" {
+		t.Fatal("invalid name")
+	}
+
+	if repo["name"] != nil {
+		t.Fatal("name must be deleted")
+	}
+}
+
+func TestMigration_2_8_40_Apply2(t *testing.T) {
+	store := CreateTestStore()
+
+	err := store.db.Update(func(tx *bbolt.Tx) error {
+		b, err := tx.CreateBucketIfNotExists([]byte("project"))
+		if err != nil {
+			return err
+		}
+
+		err = b.Put([]byte("0000000001"), []byte("{}"))
+
+		return err
+	})
+
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	err = migration_2_8_28{migration{store.db}}.Apply()
+	if err != nil {
+		t.Fatal(err)
+	}
+}

db/bolt/repository.go

@@ -13,6 +13,10 @@ func (d *BoltDb) GetRepository(projectID int, repositoryID int) (repository db.R
 	return
 }
 
+func (d *BoltDb) GetRepositoryRefs(projectID int, repositoryID int) (db.ObjectReferrers, error) {
+	return d.getObjectRefs(projectID, db.RepositoryProps, repositoryID)
+}
+
 func (d *BoltDb) GetRepositories(projectID int, params db.RetrieveQueryParams) (repositories []db.Repository, err error) {
 	err = d.getObjects(projectID, db.RepositoryProps, params, nil, &repositories)
 	return
@@ -38,7 +42,3 @@ func (d *BoltDb) CreateRepository(repository db.Repository) (db.Repository, erro
 func (d *BoltDb) DeleteRepository(projectID int, repositoryId int) error {
 	return d.deleteObject(projectID, db.RepositoryProps, intObjectID(repositoryId), nil)
 }
-
-func (d *BoltDb) DeleteRepositorySoft(projectID int, repositoryId int) error {
-	return d.deleteObjectSoft(projectID, db.RepositoryProps, intObjectID(repositoryId))
-}

db/bolt/session.go

@@ -11,7 +11,7 @@ type globalToken struct {
 	UserID int    `db:"user_id" json:"user_id"`
 }
 
-var globalTokenObject = db.ObjectProperties{
+var globalTokenObject = db.ObjectProps{
 	TableName:         "token",
 	PrimaryColumnName: "id",
 	Type:              reflect.TypeOf(globalToken{}),

db/bolt/task.go

@@ -65,7 +65,7 @@ func (d *BoltDb) getTasks(projectID int, templateID *int, params db.RetrieveQuer
 		}
 		tasksWithTpl[i] = db.TaskWithTpl{Task: task}
 		tasksWithTpl[i].TemplatePlaybook = tpl.Playbook
-		tasksWithTpl[i].TemplateAlias = tpl.Alias
+		tasksWithTpl[i].TemplateAlias = tpl.Name
 		tasksWithTpl[i].TemplateType = tpl.Type
 		if task.UserID != nil {
 			usr, ok := users[*task.UserID]

db/sql/SqlDb.go

@@ -11,6 +11,7 @@ import (
 	"github.com/gobuffalo/packr"
 	_ "github.com/lib/pq"
 	"github.com/masterminds/squirrel"
+	"reflect"
 	"regexp"
 	"strconv"
 	"strings"
@@ -182,7 +183,7 @@ func createDb() error {
 	return nil
 }
 
-func (d *SqlDb) getObject(projectID int, props db.ObjectProperties, objectID int, object interface{}) (err error) {
+func (d *SqlDb) getObject(projectID int, props db.ObjectProps, objectID int, object interface{}) (err error) {
 	q := squirrel.Select("*").
 		From(props.TableName).
 		Where("id=?", objectID)
@@ -208,7 +209,7 @@ func (d *SqlDb) getObject(projectID int, props db.ObjectProperties, objectID int
 	return
 }
 
-func (d *SqlDb) getObjects(projectID int, props db.ObjectProperties, params db.RetrieveQueryParams, objects interface{}) (err error) {
+func (d *SqlDb) getObjects(projectID int, props db.ObjectProps, params db.RetrieveQueryParams, objects interface{}) (err error) {
 	q := squirrel.Select("*").
 		From(props.TableName+" pe").
 		Where("pe.project_id=?", projectID)
@@ -238,7 +239,7 @@ func (d *SqlDb) getObjects(projectID int, props db.ObjectProperties, params db.R
 	return
 }
 
-func (d *SqlDb) deleteObject(projectID int, props db.ObjectProperties, objectID int) error {
+func (d *SqlDb) deleteObject(projectID int, props db.ObjectProps, objectID int) error {
 	return validateMutationResult(
 		d.exec(
 			"delete from "+props.TableName+" where project_id=? and id=?",
@@ -246,14 +247,6 @@ func (d *SqlDb) deleteObject(projectID int, props db.ObjectProperties, objectID
 			objectID))
 }
 
-func (d *SqlDb) deleteObjectSoft(projectID int, props db.ObjectProperties, objectID int) error {
-	return validateMutationResult(
-		d.exec(
-			"update "+props.TableName+" set removed=1 where project_id=? and id=?",
-			projectID,
-			objectID))
-}
-
 func (d *SqlDb) Close() error {
 	return d.sql.Db.Close()
 }
@@ -338,6 +331,118 @@ func getSqlForTable(tableName string, p db.RetrieveQueryParams) (string, []inter
 	return q.ToSql()
 }
 
+func (d *SqlDb) getObjectRefs(projectID int, objectProps db.ObjectProps, objectID int) (refs db.ObjectReferrers, err error) {
+	refs.Templates, err = d.getObjectRefsFrom(projectID, objectProps, objectID, db.TemplateProps)
+	if err != nil {
+		return
+	}
+
+	refs.Repositories, err = d.getObjectRefsFrom(projectID, objectProps, objectID, db.RepositoryProps)
+	if err != nil {
+		return
+	}
+
+	refs.Inventories, err = d.getObjectRefsFrom(projectID, objectProps, objectID, db.InventoryProps)
+	if err != nil {
+		return
+	}
+
+	templates, err := d.getObjectRefsFrom(projectID, objectProps, objectID, db.ScheduleProps)
+	if err != nil {
+		return
+	}
+
+	for _, st := range templates {
+		exists := false
+		for _, tpl := range refs.Templates {
+			if tpl.ID == st.ID {
+				exists = true
+				break
+			}
+		}
+		if exists {
+			continue
+		}
+		refs.Templates = append(refs.Templates, st)
+	}
+
+	return
+}
+
+func (d *SqlDb) getObjectRefCount(projectID int, objectProps db.ObjectProps, objectID int) (int, error) {
+	return 0, nil
+}
+
+func (d *SqlDb) getObjectRefsFrom(
+	projectID int,
+	objectProps db.ObjectProps,
+	objectID int,
+	referringObjectProps db.ObjectProps,
+) (referringObjs []db.ObjectReferrer, err error) {
+	referringObjs = make([]db.ObjectReferrer, 0)
+
+	fields, err := objectProps.GetReferringFieldsFrom(referringObjectProps.Type)
+
+	cond := ""
+	vals := []interface{}{projectID}
+
+	for _, f := range fields {
+		if cond != "" {
+			cond += ", "
+		}
+
+		cond += f + " = ?"
+
+		vals = append(vals, objectID)
+	}
+
+	if cond == "" {
+		return
+	}
+
+	var referringObjects reflect.Value
+
+	if referringObjectProps.Type == db.ScheduleProps.Type {
+		var referringSchedules []db.Schedule
+		_, err = d.selectAll(&referringSchedules, "select template_id id from project__schedule where project_id = ? and "+cond, vals...)
+
+		if err != nil {
+			return
+		}
+
+		if len(referringSchedules) == 0 {
+			return
+		}
+
+		var ids []string
+		for _, schedule := range referringSchedules {
+			ids = append(ids, strconv.Itoa(schedule.ID))
+		}
+
+		referringObjects = reflect.New(reflect.SliceOf(db.TemplateProps.Type))
+		_, err = d.selectAll(referringObjects.Interface(),
+			"select id, name from project__template where id in ("+strings.Join(ids, ",")+")")
+	} else {
+		referringObjects = reflect.New(reflect.SliceOf(referringObjectProps.Type))
+		_, err = d.selectAll(
+			referringObjects.Interface(),
+			"select id, name from "+referringObjectProps.TableName+" where project_id = ? and "+cond,
+			vals...)
+	}
+
+	if err != nil {
+		return
+	}
+
+	for i := 0; i < referringObjects.Elem().Len(); i++ {
+		id := int(referringObjects.Elem().Index(i).FieldByName("ID").Int())
+		name := referringObjects.Elem().Index(i).FieldByName("Name").String()
+		referringObjs = append(referringObjs, db.ObjectReferrer{ID: id, Name: name})
+	}
+
+	return
+}
+
 func (d *SqlDb) Sql() *gorp.DbMap {
 	return d.sql
 }

db/sql/access_key.go

@@ -15,6 +15,10 @@ func (d *SqlDb) GetAccessKey(projectID int, accessKeyID int) (key db.AccessKey,
 	return
 }
 
+func (d *SqlDb) GetAccessKeyRefs(projectID int, keyID int) (db.ObjectReferrers, error) {
+	return d.getObjectRefs(projectID, db.AccessKeyProps, keyID)
+}
+
 func (d *SqlDb) GetAccessKeys(projectID int, params db.RetrieveQueryParams) ([]db.AccessKey, error) {
 	var keys []db.AccessKey
 	err := d.getObjects(projectID, db.AccessKeyProps, params, &keys)
@@ -83,7 +87,3 @@ func (d *SqlDb) CreateAccessKey(key db.AccessKey) (newKey db.AccessKey, err erro
 func (d *SqlDb) DeleteAccessKey(projectID int, accessKeyID int) error {
 	return d.deleteObject(projectID, db.AccessKeyProps, accessKeyID)
 }
-
-func (d *SqlDb) DeleteAccessKeySoft(projectID int, accessKeyID int) error {
-	return d.deleteObjectSoft(projectID, db.AccessKeyProps, accessKeyID)
-}

db/sql/environment.go

@@ -1,6 +1,8 @@
 package sql
 
-import "github.com/ansible-semaphore/semaphore/db"
+import (
+	"github.com/ansible-semaphore/semaphore/db"
+)
 
 func (d *SqlDb) GetEnvironment(projectID int, environmentID int) (db.Environment, error) {
 	var environment db.Environment
@@ -8,6 +10,10 @@ func (d *SqlDb) GetEnvironment(projectID int, environmentID int) (db.Environment
 	return environment, err
 }
 
+func (d *SqlDb) GetEnvironmentRefs(projectID int, environmentID int) (db.ObjectReferrers, error) {
+	return d.getObjectRefs(projectID, db.EnvironmentProps, environmentID)
+}
+
 func (d *SqlDb) GetEnvironments(projectID int, params db.RetrieveQueryParams) ([]db.Environment, error) {
 	var environment []db.Environment
 	err := d.getObjects(projectID, db.EnvironmentProps, params, &environment)
@@ -56,7 +62,3 @@ func (d *SqlDb) CreateEnvironment(env db.Environment) (newEnv db.Environment, er
 func (d *SqlDb) DeleteEnvironment(projectID int, environmentID int) error {
 	return d.deleteObject(projectID, db.EnvironmentProps, environmentID)
 }
-
-func (d *SqlDb) DeleteEnvironmentSoft(projectID int, environmentID int) error {
-	return d.deleteObjectSoft(projectID, db.EnvironmentProps, environmentID)
-}

db/sql/inventory.go

@@ -18,12 +18,12 @@ func (d *SqlDb) GetInventories(projectID int, params db.RetrieveQueryParams) ([]
 	return inventories, err
 }
 
-func (d *SqlDb) DeleteInventory(projectID int, inventoryID int) error {
+func (d *SqlDb) GetInventoryRefs(projectID int, inventoryID int) (db.ObjectReferrers, error) {
-	return d.deleteObject(projectID, db.InventoryProps, inventoryID)
+	return d.getObjectRefs(projectID, db.InventoryProps, inventoryID)
 }
 
-func (d *SqlDb) DeleteInventorySoft(projectID int, inventoryID int) error {
+func (d *SqlDb) DeleteInventory(projectID int, inventoryID int) error {
-	return d.deleteObjectSoft(projectID, db.InventoryProps,  inventoryID)
+	return d.deleteObject(projectID, db.InventoryProps, inventoryID)
 }
 
 func (d *SqlDb) UpdateInventory(inventory db.Inventory) error {
@@ -58,6 +58,3 @@ func (d *SqlDb) CreateInventory(inventory db.Inventory) (newInventory db.Invento
 	newInventory.ID = insertID
 	return
 }
-
-
-

db/sql/migration.go

@@ -18,6 +18,7 @@ var (
 	longtextRE      = regexp.MustCompile(`(?i)\blongtext\b`)
 	ifExistsRE      = regexp.MustCompile(`(?i)\bif exists\b`)
 	dropForeignKey  = regexp.MustCompile(`(?i)\bdrop foreign key\b`)
+	changeRE        = regexp.MustCompile(`^alter table \x60(\w+)\x60 change \x60(\w+)\x60 \x60(\w+)\x60 ([\w\(\)]+)( not null)?$`)
 )
 
 // getVersionPath is the humanoid version with the file format appended
@@ -38,6 +39,9 @@ func getVersionSQL(path string) (queries []string) {
 		panic(err)
 	}
 	queries = strings.Split(strings.ReplaceAll(sql, ";\r\n", ";\n"), ";\n")
+	for i := range queries {
+		queries[i] = strings.Trim(queries[i], "\n\t ")
+	}
 	return
 }
 
@@ -49,12 +53,41 @@ func (d *SqlDb) prepareMigration(query string) string {
 		query = autoIncrementRE.ReplaceAllString(query, "auto_increment")
 		query = ifExistsRE.ReplaceAllString(query, "")
 	case gorp.PostgresDialect:
-		query = serialRE.ReplaceAllString(query, "serial primary key")
+		m := changeRE.FindStringSubmatch(query)
-		query = identifierQuoteRE.ReplaceAllString(query, "\"")
+		var queries []string
+
+		if m != nil {
+			tableName := m[1]
+			oldColumnName := m[2]
+			newColumnName := m[3]
+			columnType := m[4]
+			columnNotNull := m[5] != ""
+
+			queries = append(queries,
+				"alter table `"+tableName+"` alter column `"+oldColumnName+"` type "+columnType)
+
+			if columnNotNull {
+				queries = append(queries,
+					"alter table `"+tableName+"` alter column `"+oldColumnName+"` set not null")
+			} else {
+				queries = append(queries,
+					"alter table `"+tableName+"` alter column `"+oldColumnName+"` drop not null")
+			}
+
+			if oldColumnName != newColumnName {
+				queries = append(queries,
+					"alter table `"+tableName+"` rename column `"+oldColumnName+"` to `"+newColumnName+"`")
+			}
+
+			query = strings.Join(queries, "; ")
+		}
+
 		query = dateTimeTypeRE.ReplaceAllString(query, "timestamp")
 		query = tinyintRE.ReplaceAllString(query, "smallint")
 		query = longtextRE.ReplaceAllString(query, "text")
+		query = serialRE.ReplaceAllString(query, "serial primary key")
 		query = dropForeignKey.ReplaceAllString(query, "drop constraint")
+		query = identifierQuoteRE.ReplaceAllString(query, "\"")
 	}
 	return query
 }
@@ -130,7 +163,7 @@ func (d *SqlDb) ApplyMigration(migration db.Migration) error {
 
 	switch migration.Version {
 	case "2.8.26":
-		err = Migration_2_8_26{DB: d}.Apply(tx)
+		err = migration_2_8_26{db: d}.Apply(tx)
 	}
 
 	if err != nil {

db/sql/migration_2_8_28.go

@@ -5,12 +5,12 @@ import (
 	"strings"
 )
 
-type Migration_2_8_26 struct {
+type migration_2_8_26 struct {
-	DB *SqlDb
+	db *SqlDb
 }
 
-func (m Migration_2_8_26) Apply(tx *gorp.Transaction) error {
+func (m migration_2_8_26) Apply(tx *gorp.Transaction) error {
-	rows, err := tx.Query(m.DB.PrepareQuery("SELECT id, git_url FROM project__repository"))
+	rows, err := tx.Query(m.db.PrepareQuery("SELECT id, git_url FROM project__repository"))
 	if err != nil {
 		return err
 	}
@@ -39,7 +39,7 @@ func (m Migration_2_8_26) Apply(tx *gorp.Transaction) error {
 		if len(parts) > 1 {
 			url, branch = parts[0], parts[1]
 		}
-		q := m.DB.PrepareQuery("UPDATE project__repository " +
+		q := m.db.PrepareQuery("UPDATE project__repository " +
 			"SET git_url = ?, git_branch = ? " +
 			"WHERE id = ?")
 		_, err = tx.Exec(q, url, branch, id)

db/sql/migrations/v2.8.39.sql

@@ -1,3 +1,3 @@
-delete from project__template where removed = true;
+delete from `project__template` where `removed` = true;
 
 alter table `project__template` drop column `removed`;

db/sql/migrations/v2.8.40.sql

@@ -0,0 +1,11 @@
+alter table `project` change `alert_chat` `alert_chat` varchar(30);
+
+alter table `project__template` change `alias` `name` varchar(100) not null;
+
+alter table `project__inventory` drop column `removed`;
+
+alter table `project__environment` drop column `removed`;
+
+alter table `access_key` drop column `removed`;
+
+alter table `project__repository` drop column `removed`;

db/sql/repository.go

@@ -18,6 +18,10 @@ func (d *SqlDb) GetRepository(projectID int, repositoryID int) (db.Repository, e
 	return repository, err
 }
 
+func (d *SqlDb) GetRepositoryRefs(projectID int, repositoryID int) (db.ObjectReferrers, error) {
+	return d.getObjectRefs(projectID, db.RepositoryProps, repositoryID)
+}
+
 func (d *SqlDb) GetRepositories(projectID int, params db.RetrieveQueryParams) (repositories []db.Repository, err error) {
 	q := squirrel.Select("*").
 		From("project__repository pr")
@@ -97,7 +101,3 @@ func (d *SqlDb) CreateRepository(repository db.Repository) (newRepo db.Repositor
 func (d *SqlDb) DeleteRepository(projectID int, repositoryId int) error {
 	return d.deleteObject(projectID, db.RepositoryProps, repositoryId)
 }
-
-func (d *SqlDb) DeleteRepositorySoft(projectID int, repositoryId int) error {
-	return d.deleteObjectSoft(projectID, db.RepositoryProps, repositoryId)
-}

db/sql/task.go

@@ -35,7 +35,7 @@ func (d *SqlDb) getTasks(projectID int, templateID *int, params db.RetrieveQuery
 	fields := "task.*"
 	fields += ", tpl.playbook as tpl_playbook" +
 		", `user`.name as user_name" +
-		", tpl.alias as tpl_alias" +
+		", tpl.name as tpl_alias" +
 		", tpl.type as tpl_type"
 
 	q := squirrel.Select(fields).

db/sql/template.go

@@ -16,14 +16,14 @@ func (d *SqlDb) CreateTemplate(template db.Template) (newTemplate db.Template, e
 	insertID, err := d.insert(
 		"id",
 		"insert into project__template (project_id, inventory_id, repository_id, environment_id, "+
-			"alias, playbook, arguments, allow_override_args_in_task, description, vault_key_id, `type`, start_version,"+
+			"name, playbook, arguments, allow_override_args_in_task, description, vault_key_id, `type`, start_version,"+
 			"build_template_id, view_id, autorun, survey_vars)"+
 			"values (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)",
 		template.ProjectID,
 		template.InventoryID,
 		template.RepositoryID,
 		template.EnvironmentID,
-		template.Alias,
+		template.Name,
 		template.Playbook,
 		template.Arguments,
 		template.AllowOverrideArgsInTask,
@@ -63,7 +63,7 @@ func (d *SqlDb) UpdateTemplate(template db.Template) error {
 		"inventory_id=?, "+
 		"repository_id=?, "+
 		"environment_id=?, "+
-		"alias=?, "+
+		"name=?, "+
 		"playbook=?, "+
 		"arguments=?, "+
 		"allow_override_args_in_task=?, "+
@@ -79,7 +79,7 @@ func (d *SqlDb) UpdateTemplate(template db.Template) error {
 		template.InventoryID,
 		template.RepositoryID,
 		template.EnvironmentID,
-		template.Alias,
+		template.Name,
 		template.Playbook,
 		template.Arguments,
 		template.AllowOverrideArgsInTask,
@@ -103,7 +103,7 @@ func (d *SqlDb) GetTemplates(projectID int, filter db.TemplateFilter, params db.
 		"pt.inventory_id",
 		"pt.repository_id",
 		"pt.environment_id",
-		"pt.alias",
+		"pt.name",
 		"pt.playbook",
 		"pt.arguments",
 		"pt.allow_override_args_in_task",
@@ -129,7 +129,7 @@ func (d *SqlDb) GetTemplates(projectID int, filter db.TemplateFilter, params db.
 	}
 
 	switch params.SortBy {
-	case "alias", "playbook":
+	case "name", "playbook":
 		q = q.Where("pt.project_id=?", projectID).
 			OrderBy("pt." + params.SortBy + " " + order)
 	case "inventory":
@@ -146,7 +146,7 @@ func (d *SqlDb) GetTemplates(projectID int, filter db.TemplateFilter, params db.
 			OrderBy("pr.name " + order)
 	default:
 		q = q.Where("pt.project_id=?", projectID).
-			OrderBy("pt.alias " + order)
+			OrderBy("pt.name " + order)
 	}
 
 	query, args, err := q.ToSql()

services/tasks/alert.go

@@ -10,17 +10,17 @@ import (
 	"github.com/ansible-semaphore/semaphore/util"
 )
 
-const emailTemplate = `Subject: Task '{{ .Alias }}' failed
+const emailTemplate = `Subject: Task '{{ .Name }}' failed
 
-Task {{ .TaskID }} with template '{{ .Alias }}' has failed!
+Task {{ .TaskID }} with template '{{ .Name }}' has failed!
 Task log: <a href='{{ .TaskURL }}'>{{ .TaskURL }}</a>`
 
-const telegramTemplate = `{"chat_id": "{{ .ChatID }}","parse_mode":"HTML","text":"<code>{{ .Alias }}</code>\n#{{ .TaskID }} <b>{{ .TaskResult }}</b> <code>{{ .TaskVersion }}</code> {{ .TaskDescription }}\nby {{ .Author }}\n{{ .TaskURL }}"}`
+const telegramTemplate = `{"chat_id": "{{ .ChatID }}","parse_mode":"HTML","text":"<code>{{ .Name }}</code>\n#{{ .TaskID }} <b>{{ .TaskResult }}</b> <code>{{ .TaskVersion }}</code> {{ .TaskDescription }}\nby {{ .Author }}\n{{ .TaskURL }}"}`
 
 // Alert represents an alert that will be templated and sent to the appropriate service
 type Alert struct {
 	TaskID          string
-	Alias           string
+	Name            string
 	TaskURL         string
 	ChatID          string
 	TaskResult      string
@@ -39,7 +39,7 @@ func (t *TaskRunner) sendMailAlert() {
 	var mailBuffer bytes.Buffer
 	alert := Alert{
 		TaskID:  strconv.Itoa(t.task.ID),
-		Alias:   t.template.Alias,
+		Name:    t.template.Name,
 		TaskURL: util.Config.WebHost + "/project/" + strconv.Itoa(t.template.ProjectID),
 	}
 	tpl := template.New("mail body template")
@@ -103,7 +103,7 @@ func (t *TaskRunner) sendTelegramAlert() {
 
 	alert := Alert{
 		TaskID:          strconv.Itoa(t.task.ID),
-		Alias:           t.template.Alias,
+		Name:            t.template.Name,
 		TaskURL:         util.Config.WebHost + "/project/" + strconv.Itoa(t.template.ProjectID) + "/templates/" + strconv.Itoa(t.template.ID) + "?t=" + strconv.Itoa(t.task.ID),
 		ChatID:          chatID,
 		TaskResult:      strings.ToUpper(t.task.Status),

services/tasks/pool.go

@@ -18,13 +18,24 @@ type logRecord struct {
 }
 
 type TaskPool struct {
+	// queue contains list of tasks in status TaskWaitingStatus.
 	queue []*TaskRunner
+	
+	// register channel used to put tasks to queue.
 	register chan *TaskRunner
+
 	activeProj  map[int]*TaskRunner
 	activeNodes map[string]*TaskRunner
+
+	// running is a number of task with status TaskRunningStatus.
 	running int
+
+	// runningTasks contains tasks with status TaskRunningStatus.
 	runningTasks map[int]*TaskRunner
+
+	// logger channel used to putting log records to database.
 	logger chan logRecord
+
 	store db.Store
 }
 

services/tasks/runner.go

@@ -147,7 +147,7 @@ func (t *TaskRunner) destroyKeys() {
 
 func (t *TaskRunner) createTaskEvent() {
 	objType := db.EventTask
-	desc := "Task ID " + strconv.Itoa(t.task.ID) + " (" + t.template.Alias + ")" + " finished - " + strings.ToUpper(t.task.Status)
+	desc := "Task ID " + strconv.Itoa(t.task.ID) + " (" + t.template.Name + ")" + " finished - " + strings.ToUpper(t.task.Status)
 
 	_, err := t.pool.store.CreateEvent(db.Event{
 		UserID:      t.task.UserID,
@@ -190,7 +190,7 @@ func (t *TaskRunner) prepareRun() {
 	}
 
 	objType := db.EventTask
-	desc := "Task ID " + strconv.Itoa(t.task.ID) + " (" + t.template.Alias + ")" + " is preparing"
+	desc := "Task ID " + strconv.Itoa(t.task.ID) + " (" + t.template.Name + ")" + " is preparing"
 	_, err = t.pool.store.CreateEvent(db.Event{
 		UserID:      t.task.UserID,
 		ProjectID:   &t.task.ProjectID,
@@ -204,7 +204,7 @@ func (t *TaskRunner) prepareRun() {
 		panic(err)
 	}
 
-	t.Log("Prepare TaskRunner with template: " + t.template.Alias + "\n")
+	t.Log("Prepare TaskRunner with template: " + t.template.Name + "\n")
 
 	t.updateStatus()
 
@@ -287,7 +287,7 @@ func (t *TaskRunner) run() {
 	t.setStatus(db.TaskRunningStatus)
 
 	objType := db.EventTask
-	desc := "Task ID " + strconv.Itoa(t.task.ID) + " (" + t.template.Alias + ")" + " is running"
+	desc := "Task ID " + strconv.Itoa(t.task.ID) + " (" + t.template.Name + ")" + " is running"
 
 	_, err := t.pool.store.CreateEvent(db.Event{
 		UserID:      t.task.UserID,
@@ -303,7 +303,7 @@ func (t *TaskRunner) run() {
 	}
 
 	t.Log("Started: " + strconv.Itoa(t.task.ID))
-	t.Log("Run TaskRunner with template: " + t.template.Alias + "\n")
+	t.Log("Run TaskRunner with template: " + t.template.Name + "\n")
 
 	// TODO: ?????
 	if t.task.Status == db.TaskStoppingStatus {

services/tasks/runner_test.go

@@ -65,7 +65,7 @@ func TestPopulateDetails(t *testing.T) {
 	}
 
 	tpl, err := store.CreateTemplate(db.Template{
-		Alias:         "Test",
+		Name:          "Test",
 		Playbook:      "test.yml",
 		ProjectID:     proj.ID,
 		RepositoryID:  repo.ID,

web2/src/App.vue

@@ -51,7 +51,7 @@
               class="breadcrumbs__item breadcrumbs__item--link"
               :to="`/project/${projectId}/templates/${template ? template.id : null}`"
               @click="taskLogDialog = false"
-          >{{ template ? template.alias : null }}
+          >{{ template ? template.name : null }}
           </router-link>
           <v-icon>mdi-chevron-right</v-icon>
           <span class="breadcrumbs__item">Task #{{ task ? task.id : null }}</span>

web2/src/components/EditDialog.vue

@@ -41,6 +41,7 @@ Can use used in tandem with ItemFormBase.js. See KeyForm.vue for example.
           color="blue darken-1"
           text
           @click="needSave = true"
+          v-if="saveButtonText != null"
         >
           {{ saveButtonText }}
         </v-btn>

web2/src/components/ItemListPageBase.js

@@ -2,12 +2,15 @@ import axios from 'axios';
 import EventBus from '@/event-bus';
 import EditDialog from '@/components/EditDialog.vue';
 import YesNoDialog from '@/components/YesNoDialog.vue';
+import ObjectRefsView from '@/components/ObjectRefsView.vue';
+
 import { getErrorMessage } from '@/lib/error';
 
 export default {
   components: {
     YesNoDialog,
     EditDialog,
+    ObjectRefsView,
   },
 
   props: {
@@ -19,9 +22,13 @@ export default {
     return {
       headers: this.getHeaders(),
       items: null,
+
       itemId: null,
       editDialog: null,
       deleteItemDialog: null,
+
+      itemRefs: null,
+      itemRefsDialog: null,
     };
   },
 
@@ -32,7 +39,8 @@ export default {
 
   methods: {
     // eslint-disable-next-line no-empty-function
-    async beforeLoadItems() { },
+    async beforeLoadItems() {
+    },
 
     getSingleItemUrl() {
       throw new Error('Not implemented');
@@ -54,8 +62,23 @@ export default {
       await this.loadItems();
     },
 
-    askDeleteItem(itemId) {
+    async askDeleteItem(itemId) {
       this.itemId = itemId;
+
+      this.itemRefs = (await axios({
+        method: 'get',
+        url: `${this.getSingleItemUrl()}/refs`,
+        responseType: 'json',
+      })).data;
+
+      if (this.itemRefs.templates.length > 0
+        || this.itemRefs.repositories.length > 0
+        || this.itemRefs.inventories.length > 0
+        || this.itemRefs.schedules.length > 0) {
+        this.itemRefsDialog = true;
+        return;
+      }
+
       this.deleteItemDialog = true;
     },
 

web2/src/components/ObjectRefsView.vue

@@ -0,0 +1,33 @@
+<template>
+  <div>
+    <div>{{ title }}</div>
+
+    <div v-if="objectRefs.templates.length > 0">
+      <div>Templates</div>
+      <router-link
+        v-for="t in objectRefs.templates"
+        :key="t.id"
+        :to="`/project/${projectId}/templates/${t.id}`">{{ t.name }}
+      </router-link>
+    </div>
+
+    <div v-if="objectRefs.inventories.length > 0">
+      <div>Inventories</div>
+      <a v-for="referrer in objectRefs.inventories" :key="referrer.id">{{ referrer.name }}</a>
+    </div>
+
+    <div v-if="objectRefs.repositories.length > 0">
+      <div>Repositories</div>
+      <a v-for="referrer in objectRefs.repositories" :key="referrer.id">{{ referrer.name }}</a>
+    </div>
+  </div>
+</template>
+<script>
+export default {
+  props: {
+    objectRefs: Object,
+    projectId: Number,
+    title: String,
+  },
+};
+</script>

web2/src/components/TaskList.vue

@@ -7,7 +7,7 @@
     >
       <template v-slot:title={}>
         <v-icon class="mr-4">{{ TEMPLATE_TYPE_ICONS[template.type] }}</v-icon>
-        <span class="breadcrumbs__item">{{ template.alias }}</span>
+        <span class="breadcrumbs__item">{{ template.name }}</span>
         <v-icon>mdi-chevron-right</v-icon>
         <span class="breadcrumbs__item">New Task</span>
       </template>

web2/src/components/TemplateForm.vue

@@ -98,7 +98,7 @@
               label="Build Template"
               :items="buildTemplates"
               item-value="id"
-              item-text="alias"
+              item-text="name"
               :rules="[v => !!v || 'Build Template is required']"
               required
               :disabled="formSaving"
@@ -117,9 +117,9 @@
         </v-card>
 
         <v-text-field
-          v-model="item.alias"
+          v-model="item.name"
-          label="Playbook Alias"
+          label="Playbook Name"
-          :rules="[v => !!v || 'Playbook Alias is required']"
+          :rules="[v => !!v || 'Playbook Name is required']"
           required
           :disabled="formSaving"
         ></v-text-field>

web2/src/views/project/Environment.vue

@@ -19,6 +19,17 @@
       </template>
     </EditDialog>
 
+    <EditDialog
+      v-model="itemRefsDialog"
+      title="Environment in use"
+      :max-width="500"
+      hide-buttons
+    >
+      <template>
+        <ObjectRefsView :object-refs="itemRefs" />
+      </template>
+    </EditDialog>
+
     <YesNoDialog
       title="Delete environment"
       text="Are you really want to delete this environment?"

web2/src/views/project/Repositories.vue

@@ -18,6 +18,20 @@
       </template>
     </EditDialog>
 
+    <EditDialog
+      v-model="itemRefsDialog"
+      title="Can't delete the repository"
+      :max-width="500"
+    >
+      <template v-slot:form="{}">
+        <ObjectRefsView
+          title="The repository used by following resources:"
+          :object-refs="itemRefs"
+          :project-id="projectId"
+        />
+      </template>
+    </EditDialog>
+
     <YesNoDialog
       title="Delete repository"
       text="Are you really want to delete this repository?"

web2/src/views/project/TemplateView.vue

@@ -63,7 +63,7 @@
               : `/project/${projectId}/templates/`"
         >Task Templates</router-link>
         <v-icon>mdi-chevron-right</v-icon>
-        <span class="breadcrumbs__item">{{ item.alias }}</span>
+        <span class="breadcrumbs__item">{{ item.name }}</span>
       </v-toolbar-title>
 
       <v-spacer></v-spacer>
@@ -277,7 +277,7 @@ export default {
 
         EventBus.$emit('i-snackbar', {
           color: 'success',
-          text: `Template "${this.item.alias}" deleted`,
+          text: `Template "${this.item.name}" deleted`,
         });
 
         await this.$router.push({

web2/src/views/project/Templates.vue

@@ -132,7 +132,7 @@
           opacity: viewItemsLoading ? 0.3 : 1,
         }"
     >
-      <template v-slot:item.alias="{ item }">
+      <template v-slot:item.name="{ item }">
         <v-icon class="mr-3" small>
           {{ TEMPLATE_TYPE_ICONS[item.type] }}
         </v-icon>
@@ -140,7 +140,7 @@
             :to="viewId
               ? `/project/${projectId}/views/${viewId}/templates/${item.id}`
               : `/project/${projectId}/templates/${item.id}`"
-        >{{ item.alias }}</router-link>
+        >{{ item.name }}</router-link>
       </template>
 
       <template v-slot:item.version="{ item }">
@@ -300,7 +300,7 @@ export default {
       if (this.itemId == null || this.itemId === 'new') {
         return '';
       }
-      return this.items.find((x) => x.id === this.itemId).alias;
+      return this.items.find((x) => x.id === this.itemId).name;
     },
 
     isLoaded() {
@@ -403,8 +403,8 @@ export default {
     getHeaders() {
       return [
         {
-          text: 'Alias',
+          text: 'Name',
-          value: 'alias',
+          value: 'name',
         },
         {
           text: 'Version',