Writes bootcmd

clitools/pkg/node/uboot/ab.go

@@ -0,0 +1,30 @@
+package uboot
+
+import (
+	"context"
+	"fmt"
+	"os"
+
+	"example.com/monok8s/pkg/node"
+)
+
+func ConfigureABBoot(ctx context.Context, nctx *node.NodeContext) error {
+
+	exePath, err := os.Executable()
+	if err != nil {
+		return fmt.Errorf("get current executable path: %w", err)
+	}
+
+	writer := NewFWEnvWriter(HostFWEnvCfgPath, exePath)
+
+	// TODO: configurable from cluster.env
+	return writer.EnsureBootEnv(ctx, BootEnvConfig{
+		BootSource:      "usb",
+		BootPart:        "A",
+		BootDisk:        0,
+		RootfsAPartNum:  2,
+		RootfsBPartNum:  3,
+		DataPartNum:     4,
+		LinuxRootPrefix: "/dev/sda",
+	})
+}