doodle/cmd/doodle-admin/command/verify_level.go

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package command
import (
"strings"
"git.kirsle.net/SketchyMaze/doodle/pkg/level"
"git.kirsle.net/SketchyMaze/doodle/pkg/levelpack"
"git.kirsle.net/SketchyMaze/doodle/pkg/license"
"git.kirsle.net/SketchyMaze/doodle/pkg/license/levelsigning"
"git.kirsle.net/SketchyMaze/doodle/pkg/log"
"github.com/urfave/cli/v2"
)
// VerifyLevel a license key for Sketchy Maze.
var VerifyLevel *cli.Command
func init() {
VerifyLevel = &cli.Command{
Name: "verify-level",
Usage: "check the signature on a level or levelpack file.",
Flags: []cli.Flag{
&cli.StringFlag{
Name: "key",
Aliases: []string{"k"},
Usage: "Public key .pem file that signed the level",
Required: true,
},
&cli.StringFlag{
Name: "filename",
Aliases: []string{"f"},
Usage: "File name of the .level or .levelpack",
Required: true,
},
},
Action: func(c *cli.Context) error {
key, err := license.AdminLoadPublicKey(c.String("key"))
if err != nil {
return cli.Exit(err.Error(), 1)
}
filename := c.String("filename")
if strings.HasSuffix(filename, ".level") {
lvl, err := level.LoadJSON(filename)
if err != nil {
return cli.Exit(err.Error(), 1)
}
// Verify it.
if ok := levelsigning.VerifyLevel(key, lvl); !ok {
log.Error("Signature is not valid!")
return cli.Exit("", 1)
} else {
log.Info("Level signature is OK!")
}
} else if strings.HasSuffix(filename, ".levelpack") {
lp, err := levelpack.LoadFile(filename)
if err != nil {
return cli.Exit(err.Error(), 1)
}
// Verify it.
if ok := levelsigning.VerifyLevelPack(key, lp); !ok {
log.Error("Signature is not valid!")
return cli.Exit("", 1)
} else {
log.Info("Levelpack signature is OK!")
}
}
return nil
},
}
}