Rename persona to alias (#3420)

Merging this will break the build. I'll fix it post merge by updating the vendor libs.

logical/auth.go

@@ -52,9 +52,9 @@ type Auth struct {
 	// Number of allowed uses of the issued token
 	NumUses int `json:"num_uses" mapstructure:"num_uses" structs:"num_uses"`
 
-	// Persona is the information about the authenticated client returned by
+	// Alias is the information about the authenticated client returned by
 	// the auth backend
-	Persona *Persona `json:"persona" structs:"persona" mapstructure:"persona"`
+	Alias *Alias `json:"alias" structs:"alias" mapstructure:"alias"`
 }
 
 func (a *Auth) GoString() string {

logical/identity.go

@@ -1,16 +1,16 @@
 package logical
 
-// Persona represents the information used by core to create implicit entity.
+// Alias represents the information used by core to create implicit entity.
 // Implicit entities get created when a client authenticates successfully from
 // any of the authentication backends (except token backend).
 //
-// This is applicable to enterprise binaries only. Persona should be set in the
+// This is applicable to enterprise binaries only. Alias should be set in the
 // Auth response returned by the credential backends. This structure is placed
 // in the open source repository only to enable custom authetication plugins to
 // be used along with enterprise binary. The custom auth plugins should make
-// use of this and fill out the Persona information in the authentication
+// use of this and fill out the Alias information in the authentication
 // response.
-type Persona struct {
+type Alias struct {
 	// MountType is the backend mount's type to which this identity belongs
 	// to.
 	MountType string `json:"mount_type" structs:"mount_type" mapstructure:"mount_type"`

logical/request.go

@@ -174,13 +174,13 @@ type Operation string
 
 const (
 	// The operations below are called per path
-	CreateOperation           Operation = "create"
-	ReadOperation                       = "read"
-	UpdateOperation                     = "update"
-	DeleteOperation                     = "delete"
-	ListOperation                       = "list"
-	HelpOperation                       = "help"
-	PersonaLookaheadOperation           = "persona-lookahead"
+	CreateOperation         Operation = "create"
+	ReadOperation                     = "read"
+	UpdateOperation                   = "update"
+	DeleteOperation                   = "delete"
+	ListOperation                     = "list"
+	HelpOperation                     = "help"
+	AliasLookaheadOperation           = "alias-lookahead"
 
 	// The operations below are called globally, the path is less relevant.
 	RevokeOperation   Operation = "revoke"