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install_script_downloader.go
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install_script_downloader.go
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package kubernetes
import (
"context"
"fmt"
"os"
"path/filepath"
"github.com/suse-edge/edge-image-builder/pkg/fileio"
"github.com/suse-edge/edge-image-builder/pkg/http"
"github.com/suse-edge/edge-image-builder/pkg/image"
)
const (
rke2InstallScriptURL = "https://get.rke2.io"
k3sInstallScriptURL = "https://get.k3s.io"
)
type ScriptDownloader struct{}
func (d ScriptDownloader) DownloadInstallScript(distribution, destinationPath string) (string, error) {
var scriptURL string
switch distribution {
case image.KubernetesDistroRKE2:
scriptURL = rke2InstallScriptURL
case image.KubernetesDistroK3S:
scriptURL = k3sInstallScriptURL
default:
return "", fmt.Errorf("unsupported distribution: %s", distribution)
}
installer := fmt.Sprintf("%s_installer.sh", distribution)
destinationPath = filepath.Join(destinationPath, installer)
if err := http.DownloadFile(context.Background(), scriptURL, destinationPath, nil); err != nil {
return "", fmt.Errorf("downloading script: %w", err)
}
if err := os.Chmod(destinationPath, fileio.ExecutablePerms); err != nil {
return "", fmt.Errorf("modifying script permissions: %w", err)
}
return installer, nil
}