cli: Remove kata- prefix from env and check subcommands

Provide the subcommands `kata-env` and `kata-check` as `env` and `check`
respectively.

Fixes #1011

Signed-off-by: Daniel Knittl-Frank <knittl89+git@googlemail.com>

fixup! cli: Add aliases to kata-env and kata-check commands

src/runtime/cli/config-generated.go.in

@@ -36,10 +36,6 @@ var commit = "@COMMIT@"
 // version is the runtime version.
 var version = "@VERSION@"
 
-// project-specific command names
-var envCmd = fmt.Sprintf("%s-env", projectPrefix)
-var checkCmd = fmt.Sprintf("%s-check", projectPrefix)
-
 // project-specific option names
 var configFilePathOption = fmt.Sprintf("%s-config", projectPrefix)
 var showConfigPathsOption = fmt.Sprintf("%s-show-default-config-paths", projectPrefix)

src/runtime/cli/kata-check.go

@@ -306,7 +306,8 @@ func genericHostIsVMContainerCapable(details vmContainerCapableDetails) error {
 }
 
 var kataCheckCLICommand = cli.Command{
-	Name:  checkCmd,
+	Name:    "check",
+	Aliases: []string{"kata-check"},
 	Usage:   "tests if system can run " + project,
 	Flags: []cli.Flag{
 		cli.BoolFlag{
@@ -344,36 +345,36 @@ EXAMPLES:
 
 - Perform basic checks:
 
-  $ %s %s
+  $ %s check
 
 - Local basic checks only:
 
-  $ %s %s --no-network-checks
+  $ %s check --no-network-checks
 
 - Perform further checks:
 
-  $ sudo %s %s
+  $ sudo %s check
 
 - Just check if a newer version is available:
 
-  $ %s %s --check-version-only
+  $ %s check --check-version-only
 
 - List available releases (shows output in format "version;release-date;url"):
 
-  $ %s %s --only-list-releases
+  $ %s check --only-list-releases
 
 - List all available releases (includes pre-release versions):
 
-  $ %s %s --only-list-releases --include-all-releases
+  $ %s check --only-list-releases --include-all-releases
 `,
 		project,
 		noNetworkEnvVar,
-		name, checkCmd,
-		name, checkCmd,
-		name, checkCmd,
-		name, checkCmd,
-		name, checkCmd,
-		name, checkCmd,
+		name,
+		name,
+		name,
+		name,
+		name,
+		name,
 	),
 
 	Action: func(context *cli.Context) error {
@@ -386,7 +387,7 @@ EXAMPLES:
 			return err
 		}
 
-		span, _ := katautils.Trace(ctx, "kata-check")
+		span, _ := katautils.Trace(ctx, "check")
 		defer span.Finish()
 
 		if context.Bool("no-network-checks") == false && os.Getenv(noNetworkEnvVar) == "" {
@@ -413,7 +414,7 @@ EXAMPLES:
 
 		runtimeConfig, ok := context.App.Metadata["runtimeConfig"].(oci.RuntimeConfig)
 		if !ok {
-			return errors.New("kata-check: cannot determine runtime config")
+			return errors.New("check: cannot determine runtime config")
 		}
 
 		err = setCPUtype(runtimeConfig.HypervisorType)

src/runtime/cli/kata-env.go

@@ -437,7 +437,8 @@ func writeJSONSettings(env EnvInfo, file *os.File) error {
 }
 
 var kataEnvCLICommand = cli.Command{
-	Name:  envCmd,
+	Name:    "env",
+	Aliases: []string{"kata-env"},
 	Usage:   "display settings. Default to TOML",
 	Flags: []cli.Flag{
 		cli.BoolFlag{

src/runtime/cli/main.go

@@ -272,7 +272,7 @@ func beforeSubcommands(c *cli.Context) error {
 	ignoreConfigLogs := false
 	var traceRootSpan string
 
-	subCmdIsCheckCmd := (c.NArg() >= 1 && (c.Args()[0] == checkCmd))
+	subCmdIsCheckCmd := (c.NArg() >= 1 && ((c.Args()[0] == "kata-check") || (c.Args()[0] == "check")))
 	if subCmdIsCheckCmd {
 		// checkCmd will use the default logrus logger to stderr
 		// raise the logger default level to warn
@@ -313,7 +313,7 @@ func beforeSubcommands(c *cli.Context) error {
 		// (meaning any spans created at this point will be silently ignored).
 		setExternalLoggers(context.Background(), kataLog)
 
-		if c.NArg() == 1 && c.Args()[0] == envCmd {
+		if c.NArg() == 1 && (c.Args()[0] == "kata-env" || c.Args()[0] == "env") {
 			// simply report the logging setup
 			ignoreConfigLogs = true
 		}