Auth CLI, continued
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					 6 changed files with 183 additions and 43 deletions
				
			
		
							
								
								
									
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								auth/auth.go
									
										
									
									
									
								
							
							
						
						
									
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								auth/auth.go
									
										
									
									
									
								
							|  | @ -11,6 +11,8 @@ type Auther interface { | |||
| type Manager interface { | ||||
| 	AddUser(username, password string, role Role) error | ||||
| 	RemoveUser(username string) error | ||||
| 	Users() ([]*User, error) | ||||
| 	User(username string) (*User, error) | ||||
| 	ChangePassword(username, password string) error | ||||
| 	ChangeRole(username string, role Role) error | ||||
| 	AllowAccess(username string, topic string, read bool, write bool) error | ||||
|  | @ -19,7 +21,15 @@ type Manager interface { | |||
| 
 | ||||
| type User struct { | ||||
| 	Name   string | ||||
| 	Pass   string // hashed | ||||
| 	Role   Role | ||||
| 	Grants []Grant | ||||
| } | ||||
| 
 | ||||
| type Grant struct { | ||||
| 	Topic string | ||||
| 	Read  bool | ||||
| 	Write bool | ||||
| } | ||||
| 
 | ||||
| type Permission int | ||||
|  | @ -52,4 +62,7 @@ func AllowedRole(role Role) bool { | |||
| 	return role == RoleUser || role == RoleAdmin | ||||
| } | ||||
| 
 | ||||
| var ErrUnauthorized = errors.New("unauthorized") | ||||
| var ( | ||||
| 	ErrUnauthorized = errors.New("unauthorized") | ||||
| 	ErrNotFound     = errors.New("not found") | ||||
| ) | ||||
|  |  | |||
|  | @ -58,17 +58,19 @@ const ( | |||
| 
 | ||||
| // Manager-related queries | ||||
| const ( | ||||
| 	insertUser     = `INSERT INTO user (user, pass, role) VALUES (?, ?, ?)` | ||||
| 	updateUserPass = `UPDATE user SET pass = ? WHERE user = ?` | ||||
| 	updateUserRole = `UPDATE user SET role = ? WHERE user = ?` | ||||
| 	upsertAccess   = ` | ||||
| 	insertUserQuery           = `INSERT INTO user (user, pass, role) VALUES (?, ?, ?)` | ||||
| 	selectUsernamesQuery      = `SELECT user FROM user ORDER BY role, user` | ||||
| 	selectUserTopicPermsQuery = `SELECT topic, read, write FROM access WHERE user = ?` | ||||
| 	updateUserPassQuery       = `UPDATE user SET pass = ? WHERE user = ?` | ||||
| 	updateUserRoleQuery       = `UPDATE user SET role = ? WHERE user = ?` | ||||
| 	upsertAccessQuery         = ` | ||||
| 		INSERT INTO access (user, topic, read, write)  | ||||
| 		VALUES (?, ?, ?, ?) | ||||
| 		ON CONFLICT (user, topic) DO UPDATE SET read=excluded.read, write=excluded.write | ||||
| 	` | ||||
| 	deleteUser      = `DELETE FROM user WHERE user = ?` | ||||
| 	deleteAllAccess = `DELETE FROM access WHERE user = ?` | ||||
| 	deleteAccess    = `DELETE FROM access WHERE user = ? AND topic = ?` | ||||
| 	deleteUserQuery      = `DELETE FROM user WHERE user = ?` | ||||
| 	deleteAllAccessQuery = `DELETE FROM access WHERE user = ?` | ||||
| 	deleteAccessQuery    = `DELETE FROM access WHERE user = ? AND topic = ?` | ||||
| ) | ||||
| 
 | ||||
| type SQLiteAuth struct { | ||||
|  | @ -127,13 +129,17 @@ func (a *SQLiteAuth) Authenticate(username, password string) (*User, error) { | |||
| } | ||||
| 
 | ||||
| func (a *SQLiteAuth) Authorize(user *User, topic string, perm Permission) error { | ||||
| 	if user.Role == RoleAdmin { | ||||
| 	if user != nil && user.Role == RoleAdmin { | ||||
| 		return nil // Admin can do everything | ||||
| 	} | ||||
| 	// Select the read/write permissions for this user/topic combo. The query may return two | ||||
| 	// rows (one for everyone, and one for the user), but prioritizes the user. The value for | ||||
| 	// user.Name may be empty (= everyone). | ||||
| 	rows, err := a.db.Query(selectTopicPermsQuery, user.Name, topic) | ||||
| 	var username string | ||||
| 	if user != nil { | ||||
| 		username = user.Name | ||||
| 	} | ||||
| 	rows, err := a.db.Query(selectTopicPermsQuery, username, topic) | ||||
| 	if err != nil { | ||||
| 		return err | ||||
| 	} | ||||
|  | @ -164,42 +170,118 @@ func (a *SQLiteAuth) AddUser(username, password string, role Role) error { | |||
| 	if err != nil { | ||||
| 		return err | ||||
| 	} | ||||
| 	if _, err = a.db.Exec(insertUser, username, hash, role); err != nil { | ||||
| 	if _, err = a.db.Exec(insertUserQuery, username, hash, role); err != nil { | ||||
| 		return err | ||||
| 	} | ||||
| 	return nil | ||||
| } | ||||
| 
 | ||||
| func (a *SQLiteAuth) RemoveUser(username string) error { | ||||
| 	if _, err := a.db.Exec(deleteUser, username); err != nil { | ||||
| 	if _, err := a.db.Exec(deleteUserQuery, username); err != nil { | ||||
| 		return err | ||||
| 	} | ||||
| 	if _, err := a.db.Exec(deleteAllAccess, username); err != nil { | ||||
| 	if _, err := a.db.Exec(deleteAllAccessQuery, username); err != nil { | ||||
| 		return err | ||||
| 	} | ||||
| 	return nil | ||||
| } | ||||
| 
 | ||||
| func (a *SQLiteAuth) Users() ([]*User, error) { | ||||
| 	rows, err := a.db.Query(selectUsernamesQuery) | ||||
| 	if err != nil { | ||||
| 		return nil, err | ||||
| 	} | ||||
| 	defer rows.Close() | ||||
| 	usernames := make([]string, 0) | ||||
| 	for rows.Next() { | ||||
| 		var username string | ||||
| 		if err := rows.Scan(&username); err != nil { | ||||
| 			return nil, err | ||||
| 		} else if err := rows.Err(); err != nil { | ||||
| 			return nil, err | ||||
| 		} | ||||
| 		usernames = append(usernames, username) | ||||
| 	} | ||||
| 	rows.Close() | ||||
| 	users := make([]*User, 0) | ||||
| 	for _, username := range usernames { | ||||
| 		user, err := a.User(username) | ||||
| 		if err != nil { | ||||
| 			return nil, err | ||||
| 		} | ||||
| 		users = append(users, user) | ||||
| 	} | ||||
| 	return users, nil | ||||
| } | ||||
| 
 | ||||
| func (a *SQLiteAuth) User(username string) (*User, error) { | ||||
| 	urows, err := a.db.Query(selectUserQuery, username) | ||||
| 	if err != nil { | ||||
| 		return nil, err | ||||
| 	} | ||||
| 	defer urows.Close() | ||||
| 	var hash, role string | ||||
| 	if !urows.Next() { | ||||
| 		return nil, ErrNotFound | ||||
| 	} | ||||
| 	if err := urows.Scan(&hash, &role); err != nil { | ||||
| 		return nil, err | ||||
| 	} else if err := urows.Err(); err != nil { | ||||
| 		return nil, err | ||||
| 	} | ||||
| 	arows, err := a.db.Query(selectUserTopicPermsQuery, username) | ||||
| 	if err != nil { | ||||
| 		return nil, err | ||||
| 	} | ||||
| 	defer arows.Close() | ||||
| 	grants := make([]Grant, 0) | ||||
| 	for arows.Next() { | ||||
| 		var topic string | ||||
| 		var read, write bool | ||||
| 		if err := arows.Scan(&topic, &read, &write); err != nil { | ||||
| 			return nil, err | ||||
| 		} else if err := arows.Err(); err != nil { | ||||
| 			return nil, err | ||||
| 		} | ||||
| 		grants = append(grants, Grant{ | ||||
| 			Topic: topic, | ||||
| 			Read:  read, | ||||
| 			Write: write, | ||||
| 		}) | ||||
| 	} | ||||
| 	return &User{ | ||||
| 		Name:   username, | ||||
| 		Pass:   hash, | ||||
| 		Role:   Role(role), | ||||
| 		Grants: grants, | ||||
| 	}, nil | ||||
| } | ||||
| 
 | ||||
| func (a *SQLiteAuth) ChangePassword(username, password string) error { | ||||
| 	hash, err := bcrypt.GenerateFromPassword([]byte(password), bcryptCost) | ||||
| 	if err != nil { | ||||
| 		return err | ||||
| 	} | ||||
| 	if _, err := a.db.Exec(updateUserPass, hash, username); err != nil { | ||||
| 	if _, err := a.db.Exec(updateUserPassQuery, hash, username); err != nil { | ||||
| 		return err | ||||
| 	} | ||||
| 	return nil | ||||
| } | ||||
| 
 | ||||
| func (a *SQLiteAuth) ChangeRole(username string, role Role) error { | ||||
| 	if _, err := a.db.Exec(updateUserRole, string(role), username); err != nil { | ||||
| 	if _, err := a.db.Exec(updateUserRoleQuery, string(role), username); err != nil { | ||||
| 		return err | ||||
| 	} | ||||
| 	if role == RoleAdmin { | ||||
| 		if _, err := a.db.Exec(deleteAllAccessQuery, username); err != nil { | ||||
| 			return err | ||||
| 		} | ||||
| 	} | ||||
| 	return nil | ||||
| } | ||||
| 
 | ||||
| func (a *SQLiteAuth) AllowAccess(username string, topic string, read bool, write bool) error { | ||||
| 	if _, err := a.db.Exec(upsertAccess, username, topic, read, write); err != nil { | ||||
| 	if _, err := a.db.Exec(upsertAccessQuery, username, topic, read, write); err != nil { | ||||
| 		return err | ||||
| 	} | ||||
| 	return nil | ||||
|  | @ -207,11 +289,11 @@ func (a *SQLiteAuth) AllowAccess(username string, topic string, read bool, write | |||
| 
 | ||||
| func (a *SQLiteAuth) ResetAccess(username string, topic string) error { | ||||
| 	if topic == "" { | ||||
| 		if _, err := a.db.Exec(deleteAllAccess, username); err != nil { | ||||
| 		if _, err := a.db.Exec(deleteAllAccessQuery, username); err != nil { | ||||
| 			return err | ||||
| 		} | ||||
| 	} else { | ||||
| 		if _, err := a.db.Exec(deleteAccess, username, topic); err != nil { | ||||
| 		if _, err := a.db.Exec(deleteAccessQuery, username, topic); err != nil { | ||||
| 			return err | ||||
| 		} | ||||
| 	} | ||||
|  |  | |||
							
								
								
									
										38
									
								
								cmd/user.go
									
										
									
									
									
								
							
							
						
						
									
										38
									
								
								cmd/user.go
									
										
									
									
									
								
							|  | @ -69,7 +69,7 @@ var cmdUser = &cli.Command{ | |||
| 			Name:    "list", | ||||
| 			Aliases: []string{"chr"}, | ||||
| 			Usage:   "change user role", | ||||
| 			Action:  execUserChangeRole, | ||||
| 			Action:  execUserList, | ||||
| 		}, | ||||
| 	}, | ||||
| } | ||||
|  | @ -150,6 +150,42 @@ func execUserChangeRole(c *cli.Context) error { | |||
| 	return nil | ||||
| } | ||||
| 
 | ||||
| func execUserList(c *cli.Context) error { | ||||
| 	manager, err := createAuthManager(c) | ||||
| 	if err != nil { | ||||
| 		return err | ||||
| 	} | ||||
| 	users, err := manager.Users() | ||||
| 	if err != nil { | ||||
| 		return err | ||||
| 	} | ||||
| 	return showUsers(c, users) | ||||
| } | ||||
| 
 | ||||
| func showUsers(c *cli.Context, users []*auth.User) error { | ||||
| 	for _, user := range users { | ||||
| 		fmt.Fprintf(c.App.Writer, "User %s (%s)\n", user.Name, user.Role) | ||||
| 		if user.Role == auth.RoleAdmin { | ||||
| 			fmt.Fprintf(c.App.ErrWriter, "- read-write access to all topics (admin role)\n") | ||||
| 		} else if len(user.Grants) > 0 { | ||||
| 			for _, grant := range user.Grants { | ||||
| 				if grant.Read && grant.Write { | ||||
| 					fmt.Fprintf(c.App.ErrWriter, "- read-write access to topic %s\n", grant.Topic) | ||||
| 				} else if grant.Read { | ||||
| 					fmt.Fprintf(c.App.ErrWriter, "- read-only access to topic %s\n", grant.Topic) | ||||
| 				} else if grant.Write { | ||||
| 					fmt.Fprintf(c.App.ErrWriter, "- write-only access to topic %s\n", grant.Topic) | ||||
| 				} else { | ||||
| 					fmt.Fprintf(c.App.ErrWriter, "- no access to topic %s\n", grant.Topic) | ||||
| 				} | ||||
| 			} | ||||
| 		} else { | ||||
| 			fmt.Fprintf(c.App.ErrWriter, "- no topic-specific permissions\n") | ||||
| 		} | ||||
| 	} | ||||
| 	return nil | ||||
| } | ||||
| 
 | ||||
| func createAuthManager(c *cli.Context) (auth.Manager, error) { | ||||
| 	authFile := c.String("auth-file") | ||||
| 	authDefaultAccess := c.String("auth-default-access") | ||||
|  |  | |||
|  | @ -8,6 +8,10 @@ import ( | |||
| 	"heckel.io/ntfy/util" | ||||
| ) | ||||
| 
 | ||||
| const ( | ||||
| 	userEveryone = "everyone" | ||||
| ) | ||||
| 
 | ||||
| var flagsAllow = append( | ||||
| 	userCommandFlags(), | ||||
| 	&cli.BoolFlag{Name: "reset", Aliases: []string{"r"}, Usage: "reset access for user (and topic)"}, | ||||
|  | @ -16,7 +20,7 @@ var flagsAllow = append( | |||
| var cmdAllow = &cli.Command{ | ||||
| 	Name:      "allow", | ||||
| 	Usage:     "Grant a user access to a topic", | ||||
| 	UsageText: "ntfy allow USERNAME TOPIC [read-write|read-only|write-only]", | ||||
| 	UsageText: "ntfy allow USERNAME TOPIC [read-write|read-only|write-only|none]", | ||||
| 	Flags:     flagsAllow, | ||||
| 	Before:    initConfigFileInputSource("config", flagsAllow), | ||||
| 	Action:    execUserAllow, | ||||
|  | @ -32,14 +36,14 @@ func execUserAllow(c *cli.Context) error { | |||
| 		return errors.New("username expected, type 'ntfy allow --help' for help") | ||||
| 	} else if !reset && topic == "" { | ||||
| 		return errors.New("topic expected, type 'ntfy allow --help' for help") | ||||
| 	} else if !util.InStringList([]string{"", "read-write", "read-only", "read", "ro", "write-only", "write", "wo", "none"}, perms) { | ||||
| 	} else if !util.InStringList([]string{"", "read-write", "rw", "read-only", "read", "ro", "write-only", "write", "wo", "none"}, perms) { | ||||
| 		return errors.New("permission must be one of: read-write, read-only, write-only, or none (or the aliases: read, ro, write, wo)") | ||||
| 	} | ||||
| 	if username == "everyone" { | ||||
| 	if username == userEveryone { | ||||
| 		username = "" | ||||
| 	} | ||||
| 	read := util.InStringList([]string{"", "read-write", "read-only", "read", "ro"}, perms) | ||||
| 	write := util.InStringList([]string{"", "read-write", "write-only", "write", "wo"}, perms) | ||||
| 	read := util.InStringList([]string{"", "read-write", "rw", "read-only", "read", "ro"}, perms) | ||||
| 	write := util.InStringList([]string{"", "read-write", "rw", "write-only", "write", "wo"}, perms) | ||||
| 	manager, err := createAuthManager(c) | ||||
| 	if err != nil { | ||||
| 		return err | ||||
|  | @ -56,26 +60,31 @@ func doAccessAllow(c *cli.Context, manager auth.Manager, username string, topic | |||
| 	} | ||||
| 	if username == "" { | ||||
| 		if read && write { | ||||
| 			fmt.Fprintf(c.App.ErrWriter, "Anonymous users granted full access to topic %s\n", topic) | ||||
| 			fmt.Fprintf(c.App.Writer, "Anonymous users granted full access to topic %s\n", topic) | ||||
| 		} else if read { | ||||
| 			fmt.Fprintf(c.App.ErrWriter, "Anonymous users granted read-only access to topic %s\n", topic) | ||||
| 			fmt.Fprintf(c.App.Writer, "Anonymous users granted read-only access to topic %s\n", topic) | ||||
| 		} else if write { | ||||
| 			fmt.Fprintf(c.App.ErrWriter, "Anonymous users granted write-only access to topic %s\n", topic) | ||||
| 			fmt.Fprintf(c.App.Writer, "Anonymous users granted write-only access to topic %s\n", topic) | ||||
| 		} else { | ||||
| 			fmt.Fprintf(c.App.ErrWriter, "Revoked all access to topic %s for all anonymous users\n", topic) | ||||
| 			fmt.Fprintf(c.App.Writer, "Revoked all access to topic %s for all anonymous users\n", topic) | ||||
| 		} | ||||
| 	} else { | ||||
| 		if read && write { | ||||
| 			fmt.Fprintf(c.App.ErrWriter, "User %s now has read-write access to topic %s\n", username, topic) | ||||
| 			fmt.Fprintf(c.App.Writer, "User %s now has read-write access to topic %s\n", username, topic) | ||||
| 		} else if read { | ||||
| 			fmt.Fprintf(c.App.ErrWriter, "User %s now has read-only access to topic %s\n", username, topic) | ||||
| 			fmt.Fprintf(c.App.Writer, "User %s now has read-only access to topic %s\n", username, topic) | ||||
| 		} else if write { | ||||
| 			fmt.Fprintf(c.App.ErrWriter, "User %s now has write-only access to topic %s\n", username, topic) | ||||
| 			fmt.Fprintf(c.App.Writer, "User %s now has write-only access to topic %s\n", username, topic) | ||||
| 		} else { | ||||
| 			fmt.Fprintf(c.App.ErrWriter, "Revoked all access to topic %s for user %s\n", topic, username) | ||||
| 			fmt.Fprintf(c.App.Writer, "Revoked all access to topic %s for user %s\n", topic, username) | ||||
| 		} | ||||
| 	} | ||||
| 	return nil | ||||
| 	user, err := manager.User(username) | ||||
| 	if err != nil { | ||||
| 		return err | ||||
| 	} | ||||
| 	fmt.Fprintln(c.App.Writer) | ||||
| 	return showUsers(c, []*auth.User{user}) | ||||
| } | ||||
| 
 | ||||
| func doAccessReset(c *cli.Context, manager auth.Manager, username, topic string) error { | ||||
|  | @ -84,15 +93,15 @@ func doAccessReset(c *cli.Context, manager auth.Manager, username, topic string) | |||
| 	} | ||||
| 	if username == "" { | ||||
| 		if topic == "" { | ||||
| 			fmt.Fprintln(c.App.ErrWriter, "Reset access for all anonymous users and all topics") | ||||
| 			fmt.Fprintln(c.App.Writer, "Reset access for all anonymous users and all topics") | ||||
| 		} else { | ||||
| 			fmt.Fprintf(c.App.ErrWriter, "Reset access to topic %s for all anonymous users\n", topic) | ||||
| 			fmt.Fprintf(c.App.Writer, "Reset access to topic %s for all anonymous users\n", topic) | ||||
| 		} | ||||
| 	} else { | ||||
| 		if topic == "" { | ||||
| 			fmt.Fprintf(c.App.ErrWriter, "Reset access for user %s to all topics\n", username) | ||||
| 			fmt.Fprintf(c.App.Writer, "Reset access for user %s to all topics\n", username) | ||||
| 		} else { | ||||
| 			fmt.Fprintf(c.App.ErrWriter, "Reset access for user %s and topic %s\n", username, topic) | ||||
| 			fmt.Fprintf(c.App.Writer, "Reset access for user %s and topic %s\n", username, topic) | ||||
| 		} | ||||
| 	} | ||||
| 	return nil | ||||
|  |  | |||
|  | @ -20,11 +20,11 @@ func execUserDeny(c *cli.Context) error { | |||
| 	username := c.Args().Get(0) | ||||
| 	topic := c.Args().Get(1) | ||||
| 	if username == "" { | ||||
| 		return errors.New("username expected, type 'ntfy allow --help' for help") | ||||
| 		return errors.New("username expected, type 'ntfy deny --help' for help") | ||||
| 	} else if topic == "" { | ||||
| 		return errors.New("topic expected, type 'ntfy allow --help' for help") | ||||
| 		return errors.New("topic expected, type 'ntfy deny --help' for help") | ||||
| 	} | ||||
| 	if username == "everyone" { | ||||
| 	if username == userEveryone { | ||||
| 		username = "" | ||||
| 	} | ||||
| 	manager, err := createAuthManager(c) | ||||
|  |  | |||
|  | @ -1134,7 +1134,7 @@ func (s *Server) withAuth(next handleFunc, perm auth.Permission) handleFunc { | |||
| 		if err != nil { | ||||
| 			return err | ||||
| 		} | ||||
| 		user := auth.Everyone | ||||
| 		var user *auth.User // may stay nil if no auth header! | ||||
| 		username, password, ok := r.BasicAuth() | ||||
| 		if ok { | ||||
| 			if user, err = s.auth.Authenticate(username, password); err != nil { | ||||
|  |  | |||
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