From 285631446e21151ef724438dd2de8328d72492ca Mon Sep 17 00:00:00 2001
From: danj-replicated <108552543+danj-replicated@users.noreply.github.com>
Date: Fri, 14 Apr 2023 00:25:42 +0100
Subject: [PATCH] Add ability to fetch preflights from OCI registry to standard
 out (#1117)

* add oci-fetch command
---
 cmd/preflight/cli/oci_fetch.go | 26 ++++++++++++++++++++++++++
 cmd/preflight/cli/root.go      |  1 +
 2 files changed, 27 insertions(+)
 create mode 100644 cmd/preflight/cli/oci_fetch.go

diff --git a/cmd/preflight/cli/oci_fetch.go b/cmd/preflight/cli/oci_fetch.go
new file mode 100644
index 00000000..f9bd147a
--- /dev/null
+++ b/cmd/preflight/cli/oci_fetch.go
@@ -0,0 +1,26 @@
+package cli
+
+import (
+	"fmt"
+
+	"github.com/replicatedhq/troubleshoot/pkg/oci"
+	"github.com/spf13/cobra"
+)
+
+func OciFetchCmd() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "oci-fetch [URI]",
+		Args:  cobra.MinimumNArgs(1),
+		Short: "Fetch a preflight from an OCI registry and print it to standard out",
+		RunE: func(cmd *cobra.Command, args []string) error {
+			uri := args[0]
+			data, err := oci.PullPreflightFromOCI(uri)
+			if err != nil {
+				return err
+			}
+			fmt.Println(string(data))
+			return nil
+		},
+	}
+	return cmd
+}
diff --git a/cmd/preflight/cli/root.go b/cmd/preflight/cli/root.go
index 102bfd05..591c67fa 100644
--- a/cmd/preflight/cli/root.go
+++ b/cmd/preflight/cli/root.go
@@ -60,6 +60,7 @@ that a cluster meets the requirements to run an application.`,
 	cobra.OnInitialize(initConfig)
 
 	cmd.AddCommand(VersionCmd())
+	cmd.AddCommand(OciFetchCmd())
 	preflight.AddFlags(cmd.PersistentFlags())
 
 	k8sutil.AddFlags(cmd.Flags())