Add PKI base command (#18512)

Signed-off-by: Alexander Scheel <alex.scheel@hashicorp.com>

Signed-off-by: Alexander Scheel <alex.scheel@hashicorp.com>

command/commands.go

@@ -526,6 +526,16 @@ func initCommands(ui, serverCmdUi cli.Ui, runOpts *RunOptions) {
 				BaseCommand: getBaseCommand(),
 			}, nil
 		},
+		"pki": func() (cli.Command, error) {
+			return &PKICommand{
+				BaseCommand: getBaseCommand(),
+			}, nil
+		},
+		"pki health-check": func() (cli.Command, error) {
+			return &PKIHealthCheckCommand{
+				BaseCommand: getBaseCommand(),
+			}, nil
+		},
 		"plugin": func() (cli.Command, error) {
 			return &PluginCommand{
 				BaseCommand: getBaseCommand(),
@@ -797,11 +807,6 @@ func initCommands(ui, serverCmdUi cli.Ui, runOpts *RunOptions) {
 				ShutdownCh:  MakeShutdownCh(),
 			}, nil
 		},
-		"pki health-check": func() (cli.Command, error) {
-			return &PKIHealthCheckCommand{
-				BaseCommand: getBaseCommand(),
-			}, nil
-		},
 	}
 
 	initCommandsEnt(ui, serverCmdUi, runOpts)

command/pki.go

@@ -0,0 +1,39 @@
+package command
+
+import (
+	"strings"
+
+	"github.com/mitchellh/cli"
+)
+
+var _ cli.Command = (*PKICommand)(nil)
+
+type PKICommand struct {
+	*BaseCommand
+}
+
+func (c *PKICommand) Synopsis() string {
+	return "Interact with Vault's Key-Value storage"
+}
+
+func (c *PKICommand) Help() string {
+	helpText := `
+Usage: vault pki <subcommand> [options] [args]
+
+  This command has subcommands for interacting with Vault's PKI Secrets
+  Engine. Here are some simple examples, and more detailed examples are
+  available in the subcommands or the documentation.
+
+  Check the health of a PKI mount, to the best of this token's abilities:
+
+      $ vault pki health-check pki
+
+  Please see the individual subcommand help for detailed usage information.
+`
+
+	return strings.TrimSpace(helpText)
+}
+
+func (c *PKICommand) Run(args []string) int {
+	return cli.RunResultHelp
+}