Adding upstream version 9.0.0.upstream/9.0.0upstreamdebian

Signed-off-by: Daniel Baumann <daniel@debian.org>

1 files changed, 225 insertions, 0 deletions

diff --git a/cmd/main.go b/cmd/main.go
new file mode 100644
index 0000000..b48a614
--- /dev/null
+++ b/cmd/main.go
@@ -0,0 +1,225 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package cmd
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"path/filepath"
+	"strings"
+
+	"code.gitea.io/gitea/cmd/forgejo"
+	"code.gitea.io/gitea/modules/log"
+	"code.gitea.io/gitea/modules/setting"
+
+	"github.com/urfave/cli/v2"
+)
+
+// cmdHelp is our own help subcommand with more information
+// Keep in mind that the "./gitea help"(subcommand) is different from "./gitea --help"(flag), the flag doesn't parse the config or output "DEFAULT CONFIGURATION:" information
+func cmdHelp() *cli.Command {
+	c := &cli.Command{
+		Name:      "help",
+		Aliases:   []string{"h"},
+		Usage:     "Shows a list of commands or help for one command",
+		ArgsUsage: "[command]",
+		Action: func(c *cli.Context) (err error) {
+			lineage := c.Lineage() // The order is from child to parent: help, doctor, Gitea, {Command:nil}
+			targetCmdIdx := 0
+			if c.Command.Name == "help" {
+				targetCmdIdx = 1
+			}
+			if lineage[targetCmdIdx+1].Command != nil {
+				err = cli.ShowCommandHelp(lineage[targetCmdIdx+1], lineage[targetCmdIdx].Command.Name)
+			} else {
+				err = cli.ShowAppHelp(c)
+			}
+			_, _ = fmt.Fprintf(c.App.Writer, `
+DEFAULT CONFIGURATION:
+   AppPath:    %s
+   WorkPath:   %s
+   CustomPath: %s
+   ConfigFile: %s
+
+`, setting.AppPath, setting.AppWorkPath, setting.CustomPath, setting.CustomConf)
+			return err
+		},
+	}
+	return c
+}
+
+func appGlobalFlags() []cli.Flag {
+	return []cli.Flag{
+		// make the builtin flags at the top
+		cli.HelpFlag,
+
+		// shared configuration flags, they are for global and for each sub-command at the same time
+		// eg: such command is valid: "./gitea --config /tmp/app.ini web --config /tmp/app.ini", while it's discouraged indeed
+		// keep in mind that the short flags like "-C", "-c" and "-w" are globally polluted, they can't be used for sub-commands anymore.
+		&cli.StringFlag{
+			Name:    "custom-path",
+			Aliases: []string{"C"},
+			Usage:   "Set custom path (defaults to '{WorkPath}/custom')",
+		},
+		&cli.StringFlag{
+			Name:    "config",
+			Aliases: []string{"c"},
+			Value:   setting.CustomConf,
+			Usage:   "Set custom config file (defaults to '{WorkPath}/custom/conf/app.ini')",
+		},
+		&cli.StringFlag{
+			Name:    "work-path",
+			Aliases: []string{"w"},
+			Usage:   "Set Forgejo's working path (defaults to the directory of the Forgejo binary)",
+		},
+	}
+}
+
+func prepareSubcommandWithConfig(command *cli.Command, globalFlags []cli.Flag) {
+	command.Flags = append(append([]cli.Flag{}, globalFlags...), command.Flags...)
+	command.Action = prepareWorkPathAndCustomConf(command.Action)
+	command.HideHelp = true
+	if command.Name != "help" {
+		command.Subcommands = append(command.Subcommands, cmdHelp())
+	}
+	for i := range command.Subcommands {
+		prepareSubcommandWithConfig(command.Subcommands[i], globalFlags)
+	}
+}
+
+// prepareWorkPathAndCustomConf wraps the Action to prepare the work path and custom config
+// It can't use "Before", because each level's sub-command's Before will be called one by one, so the "init" would be done multiple times
+func prepareWorkPathAndCustomConf(action cli.ActionFunc) func(ctx *cli.Context) error {
+	return func(ctx *cli.Context) error {
+		var args setting.ArgWorkPathAndCustomConf
+		// from children to parent, check the global flags
+		for _, curCtx := range ctx.Lineage() {
+			if curCtx.IsSet("work-path") && args.WorkPath == "" {
+				args.WorkPath = curCtx.String("work-path")
+			}
+			if curCtx.IsSet("custom-path") && args.CustomPath == "" {
+				args.CustomPath = curCtx.String("custom-path")
+			}
+			if curCtx.IsSet("config") && args.CustomConf == "" {
+				args.CustomConf = curCtx.String("config")
+			}
+		}
+		setting.InitWorkPathAndCommonConfig(os.Getenv, args)
+		if ctx.Bool("help") || action == nil {
+			// the default behavior of "urfave/cli": "nil action" means "show help"
+			return cmdHelp().Action(ctx)
+		}
+		return action(ctx)
+	}
+}
+
+func NewMainApp(version, versionExtra string) *cli.App {
+	path, err := os.Executable()
+	if err != nil {
+		panic(err)
+	}
+	executable := filepath.Base(path)
+
+	var subCmdsStandalone []*cli.Command = make([]*cli.Command, 0, 10)
+	var subCmdWithConfig []*cli.Command = make([]*cli.Command, 0, 10)
+	var globalFlags []cli.Flag = make([]cli.Flag, 0, 10)
+
+	//
+	// If the executable is forgejo-cli, provide a Forgejo specific CLI
+	// that is NOT compatible with Gitea.
+	//
+	if executable == "forgejo-cli" {
+		subCmdsStandalone = append(subCmdsStandalone, forgejo.CmdActions(context.Background()))
+		subCmdWithConfig = append(subCmdWithConfig, forgejo.CmdF3(context.Background()))
+		globalFlags = append(globalFlags, []cli.Flag{
+			&cli.BoolFlag{
+				Name: "quiet",
+			},
+			&cli.BoolFlag{
+				Name: "verbose",
+			},
+		}...)
+	} else {
+		//
+		// Otherwise provide a Gitea compatible CLI which includes Forgejo
+		// specific additions under the forgejo-cli subcommand. It allows
+		// admins to migration from Gitea to Forgejo by replacing the gitea
+		// binary and rename it to forgejo if they want.
+		//
+		subCmdsStandalone = append(subCmdsStandalone, forgejo.CmdForgejo(context.Background()))
+		subCmdWithConfig = append(subCmdWithConfig, CmdActions)
+	}
+
+	return innerNewMainApp(version, versionExtra, subCmdsStandalone, subCmdWithConfig, globalFlags)
+}
+
+func innerNewMainApp(version, versionExtra string, subCmdsStandaloneArgs, subCmdWithConfigArgs []*cli.Command, globalFlagsArgs []cli.Flag) *cli.App {
+	app := cli.NewApp()
+	app.HelpName = "forgejo"
+	app.Name = "Forgejo"
+	app.Usage = "Beyond coding. We forge."
+	app.Description = `By default, forgejo will start serving using the web-server with no argument, which can alternatively be run by running the subcommand "web".`
+	app.Version = version + versionExtra
+	app.EnableBashCompletion = true
+
+	// these sub-commands need to use config file
+	subCmdWithConfig := []*cli.Command{
+		cmdHelp(), // the "help" sub-command was used to show the more information for "work path" and "custom config"
+		CmdWeb,
+		CmdServ,
+		CmdHook,
+		CmdKeys,
+		CmdDump,
+		CmdAdmin,
+		CmdMigrate,
+		CmdDoctor,
+		CmdManager,
+		CmdEmbedded,
+		CmdMigrateStorage,
+		CmdDumpRepository,
+		CmdRestoreRepository,
+	}
+
+	subCmdWithConfig = append(subCmdWithConfig, subCmdWithConfigArgs...)
+
+	// these sub-commands do not need the config file, and they do not depend on any path or environment variable.
+	subCmdStandalone := []*cli.Command{
+		CmdCert,
+		CmdGenerate,
+		CmdDocs,
+	}
+	subCmdStandalone = append(subCmdStandalone, subCmdsStandaloneArgs...)
+
+	app.DefaultCommand = CmdWeb.Name
+
+	globalFlags := appGlobalFlags()
+	globalFlags = append(globalFlags, globalFlagsArgs...)
+	app.Flags = append(app.Flags, cli.VersionFlag)
+	app.Flags = append(app.Flags, globalFlags...)
+	app.HideHelp = true // use our own help action to show helps (with more information like default config)
+	app.Before = PrepareConsoleLoggerLevel(log.INFO)
+	for i := range subCmdWithConfig {
+		prepareSubcommandWithConfig(subCmdWithConfig[i], globalFlags)
+	}
+	app.Commands = append(app.Commands, subCmdWithConfig...)
+	app.Commands = append(app.Commands, subCmdStandalone...)
+
+	return app
+}
+
+func RunMainApp(app *cli.App, args ...string) error {
+	err := app.Run(args)
+	if err == nil {
+		return nil
+	}
+	if strings.HasPrefix(err.Error(), "flag provided but not defined:") {
+		// the cli package should already have output the error message, so just exit
+		cli.OsExiter(1)
+		return err
+	}
+	_, _ = fmt.Fprintf(app.ErrWriter, "Command error: %v\n", err)
+	cli.OsExiter(1)
+	return err
+}