Includes mmctl into the mono-repo (#23091)

* Includes mmctl into the mono-repo

* Update to use the new public module paths

* Adds docs check to the mmctl CI

* Fix public utils import path

* Tidy up modules

* Fix linter

* Update CI tasks to use the new file structure

* Update CI references

server/cmd/mmctl/commands/roles.go

@@ -0,0 +1,132 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See LICENSE.txt for license information.
+
+package commands
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/hashicorp/go-multierror"
+	"github.com/mattermost/mattermost-server/server/public/model"
+
+	"github.com/mattermost/mattermost-server/server/v8/cmd/mmctl/client"
+	"github.com/mattermost/mattermost-server/server/v8/cmd/mmctl/printer"
+
+	"github.com/spf13/cobra"
+)
+
+var RolesCmd = &cobra.Command{
+	Use:   "roles",
+	Short: "Manage user roles",
+}
+
+var RolesSystemAdminCmd = &cobra.Command{
+	Use:     "system-admin [users]",
+	Aliases: []string{"system_admin"},
+	Short:   "Set a user as system admin",
+	Long:    "Make some users system admins.",
+	Example: `  # You can make one user a sysadmin
+  $ mmctl roles system-admin john_doe
+
+  # Or promote multiple users at the same time
+  $ mmctl roles system-admin john_doe jane_doe`,
+	RunE: withClient(rolesSystemAdminCmdF),
+	Args: cobra.MinimumNArgs(1),
+}
+
+var RolesMemberCmd = &cobra.Command{
+	Use:   "member [users]",
+	Short: "Remove system admin privileges",
+	Long:  "Remove system admin privileges from some users.",
+	Example: `  # You can remove admin privileges from one user
+  $ mmctl roles member john_doe
+
+  # Or demote multiple users at the same time
+  $ mmctl roles member john_doe jane_doe`,
+	RunE: withClient(rolesMemberCmdF),
+	Args: cobra.MinimumNArgs(1),
+}
+
+func init() {
+	RolesCmd.AddCommand(
+		RolesSystemAdminCmd,
+		RolesMemberCmd,
+	)
+
+	RootCmd.AddCommand(RolesCmd)
+}
+
+func rolesSystemAdminCmdF(c client.Client, _ *cobra.Command, args []string) error {
+	var errs *multierror.Error
+	users := getUsersFromUserArgs(c, args)
+	for i, user := range users {
+		if user == nil {
+			userErr := fmt.Errorf("unable to find user %q", args[i])
+			errs = multierror.Append(errs, userErr)
+			printer.PrintError(userErr.Error())
+			continue
+		}
+
+		systemAdmin := false
+		roles := strings.Fields(user.Roles)
+		for _, role := range roles {
+			if role == model.SystemAdminRoleId {
+				systemAdmin = true
+			}
+		}
+
+		if !systemAdmin {
+			roles = append(roles, model.SystemAdminRoleId)
+			if _, err := c.UpdateUserRoles(user.Id, strings.Join(roles, " ")); err != nil {
+				updateErr := fmt.Errorf("can't update roles for user %q: %w", args[i], err)
+				errs = multierror.Append(errs, updateErr)
+				printer.PrintError(updateErr.Error())
+				continue
+			}
+
+			printer.Print(fmt.Sprintf("System admin role assigned to user %q. Current roles are: %s", args[i], strings.Join(roles, ", ")))
+		}
+	}
+
+	return errs.ErrorOrNil()
+}
+
+func rolesMemberCmdF(c client.Client, _ *cobra.Command, args []string) error {
+	var errs *multierror.Error
+	users := getUsersFromUserArgs(c, args)
+	for i, user := range users {
+		if user == nil {
+			userErr := fmt.Errorf("unable to find user %q", args[i])
+			errs = multierror.Append(errs, userErr)
+			printer.PrintError(userErr.Error())
+			continue
+		}
+
+		shouldRemoveSysadmin := false
+		var newRoles []string
+
+		roles := strings.Fields(user.Roles)
+		for _, role := range roles {
+			switch role {
+			case model.SystemAdminRoleId:
+				shouldRemoveSysadmin = true
+			default:
+				newRoles = append(newRoles, role)
+			}
+		}
+
+		if shouldRemoveSysadmin {
+			if _, err := c.UpdateUserRoles(user.Id, strings.Join(newRoles, " ")); err != nil {
+				updateErr := fmt.Errorf("can't update roles for user %q: %w", args[i], err)
+				errs = multierror.Append(errs, updateErr)
+				printer.PrintError(updateErr.Error())
+				continue
+			}
+
+			printer.Print(fmt.Sprintf("System admin role revoked for user %q. Current roles are: %s", args[i], strings.Join(newRoles, ", ")))
+		}
+	}
+
+	return errs.ErrorOrNil()
+}