Add command to bulk set must-change-password (#22823)

As part of administration sometimes it is appropriate to forcibly tell
users to update their passwords.

This PR creates a new command `gitea admin user must-change-password`
which will set the `MustChangePassword` flag on the provided users.

Signed-off-by: Andrew Thornton <art27@cantab.net>

cmd/admin_user_generate_access_token.go

@@ -0,0 +1,80 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package cmd
+
+import (
+	"fmt"
+
+	auth_model "code.gitea.io/gitea/models/auth"
+	user_model "code.gitea.io/gitea/models/user"
+
+	"github.com/urfave/cli"
+)
+
+var microcmdUserGenerateAccessToken = cli.Command{
+	Name:  "generate-access-token",
+	Usage: "Generate an access token for a specific user",
+	Flags: []cli.Flag{
+		cli.StringFlag{
+			Name:  "username,u",
+			Usage: "Username",
+		},
+		cli.StringFlag{
+			Name:  "token-name,t",
+			Usage: "Token name",
+			Value: "gitea-admin",
+		},
+		cli.BoolFlag{
+			Name:  "raw",
+			Usage: "Display only the token value",
+		},
+		cli.StringFlag{
+			Name:  "scopes",
+			Value: "",
+			Usage: "Comma separated list of scopes to apply to access token",
+		},
+	},
+	Action: runGenerateAccessToken,
+}
+
+func runGenerateAccessToken(c *cli.Context) error {
+	if !c.IsSet("username") {
+		return fmt.Errorf("You must provide a username to generate a token for")
+	}
+
+	ctx, cancel := installSignals()
+	defer cancel()
+
+	if err := initDB(ctx); err != nil {
+		return err
+	}
+
+	user, err := user_model.GetUserByName(ctx, c.String("username"))
+	if err != nil {
+		return err
+	}
+
+	accessTokenScope, err := auth_model.AccessTokenScope(c.String("scopes")).Normalize()
+	if err != nil {
+		return err
+	}
+
+	t := &auth_model.AccessToken{
+		Name:  c.String("token-name"),
+		UID:   user.ID,
+		Scope: accessTokenScope,
+	}
+
+	if err := auth_model.NewAccessToken(t); err != nil {
+		return err
+	}
+
+	if c.Bool("raw") {
+		fmt.Printf("%s\n", t.Token)
+	} else {
+		fmt.Printf("Access token was successfully created: %s\n", t.Token)
+	}
+
+	return nil
+}