package command import ( "fmt" flag "github.com/chrislusf/seaweedfs/weed/util/fla9" "os" "strings" ) var Commands = []*Command{ cmdBenchmark, cmdBackup, cmdCompact, cmdCopy, cmdDownload, cmdExport, cmdFiler, cmdFilerBackup, cmdFilerCat, cmdFilerMetaTail, cmdFilerReplicate, cmdFilerSynchronize, cmdFix, cmdMaster, cmdMount, cmdS3, cmdMsgBroker, cmdScaffold, cmdServer, cmdShell, cmdUpload, cmdVersion, cmdVolume, cmdWebDav, } type Command struct { // Run runs the command. // The args are the arguments after the command name. Run func(cmd *Command, args []string) bool // UsageLine is the one-line usage message. // The first word in the line is taken to be the command name. UsageLine string // Short is the short description shown in the 'go help' output. Short string // Long is the long message shown in the 'go help ' output. Long string // Flag is a set of flags specific to this command. Flag flag.FlagSet IsDebug *bool } // Name returns the command's name: the first word in the usage line. func (c *Command) Name() string { name := c.UsageLine i := strings.Index(name, " ") if i >= 0 { name = name[:i] } return name } func (c *Command) Usage() { fmt.Fprintf(os.Stderr, "Example: weed %s\n", c.UsageLine) fmt.Fprintf(os.Stderr, "Default Usage:\n") c.Flag.PrintDefaults() fmt.Fprintf(os.Stderr, "Description:\n") fmt.Fprintf(os.Stderr, " %s\n", strings.TrimSpace(c.Long)) os.Exit(2) } // Runnable reports whether the command can be run; otherwise // it is a documentation pseudo-command such as importpath. func (c *Command) Runnable() bool { return c.Run != nil }