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6814e21c0a
These set the log level to Debug and Error. The default log level is set to Info. Signed-off-by: Rolf Neugebauer <rolf.neugebauer@docker.com>
91 lines
2.6 KiB
Go
91 lines
2.6 KiB
Go
package main
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import (
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"flag"
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"fmt"
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"os"
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log "github.com/Sirupsen/logrus"
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)
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func main() {
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flag.Usage = func() {
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fmt.Printf("USAGE: %s [options] COMMAND\n\n", os.Args[0])
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fmt.Printf("Commands:\n")
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fmt.Printf(" build Build a Moby image from a YAML file\n")
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fmt.Printf(" run Run a Moby image on a local hypervisor\n")
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fmt.Printf(" help Print this message\n")
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fmt.Printf("\n")
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fmt.Printf("Run '%s COMMAND --help' for more information on the command\n", os.Args[0])
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fmt.Printf("\n")
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fmt.Printf("Options:\n")
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flag.PrintDefaults()
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}
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flagQuiet := flag.Bool("q", false, "Quiet execution")
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flagVerbose := flag.Bool("v", false, "Verbose execution")
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buildCmd := flag.NewFlagSet("build", flag.ExitOnError)
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buildCmd.Usage = func() {
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fmt.Printf("USAGE: %s build [options] [file.yml]\n\n", os.Args[0])
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fmt.Printf("'file.yml' defaults to 'moby.yml' if not specified.\n\n")
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fmt.Printf("Options:\n")
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buildCmd.PrintDefaults()
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}
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buildName := buildCmd.String("name", "", "Name to use for output files")
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buildPull := buildCmd.Bool("pull", false, "Always pull images")
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runCmd := flag.NewFlagSet("run", flag.ExitOnError)
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runCmd.Usage = func() {
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fmt.Printf("USAGE: %s run [options] [prefix]\n\n", os.Args[0])
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fmt.Printf("'prefix' specifies the path to the VM image.\n")
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fmt.Printf("It defaults to './moby'.\n")
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fmt.Printf("\n")
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fmt.Printf("Options:\n")
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runCmd.PrintDefaults()
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fmt.Printf("\n")
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fmt.Printf("If 'data' is supplied or if 'background' is selected\n")
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fmt.Printf("some per VM state is kept in a sub-directory in the ~/.moby\n")
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}
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runCPUs := runCmd.Int("cpus", 1, "Number of CPUs")
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runMem := runCmd.Int("mem", 1024, "Amount of memory in MB")
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runDiskSz := runCmd.Int("disk-size", 0, "Size of Disk in MB")
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runDisk := runCmd.String("disk", "", "Path to disk image to used")
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// Set up logging
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log.SetFormatter(&log.TextFormatter{})
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log.SetLevel(log.InfoLevel)
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flag.Parse()
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if *flagQuiet && *flagVerbose {
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fmt.Printf("Can't set quiet and verbose flag at the same time\n")
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os.Exit(1)
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}
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if *flagQuiet {
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log.SetLevel(log.ErrorLevel)
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}
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if *flagVerbose {
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log.SetLevel(log.DebugLevel)
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}
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args := flag.Args()
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if len(args) < 1 {
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fmt.Printf("Please specify a command.\n\n")
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flag.Usage()
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os.Exit(1)
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}
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switch args[0] {
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case "build":
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buildCmd.Parse(args[1:])
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build(*buildName, *buildPull, buildCmd.Args())
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case "run":
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runCmd.Parse(args[1:])
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run(*runCPUs, *runMem, *runDiskSz, *runDisk, runCmd.Args())
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case "help":
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flag.Usage()
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default:
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fmt.Printf("%q is not valid command.\n\n", args[0])
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flag.Usage()
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os.Exit(1)
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}
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}
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