github.com/1aal/kubeblocks@v0.0.0-20231107070852-e1c03e598921/pkg/cli/util/helm/downloader.go (about)

     1  /*
     2  Copyright (C) 2022-2023 ApeCloud Co., Ltd
     3  
     4  This file is part of KubeBlocks project
     5  
     6  This program is free software: you can redistribute it and/or modify
     7  it under the terms of the GNU Affero General Public License as published by
     8  the Free Software Foundation, either version 3 of the License, or
     9  (at your option) any later version.
    10  
    11  This program is distributed in the hope that it will be useful
    12  but WITHOUT ANY WARRANTY; without even the implied warranty of
    13  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    14  GNU Affero General Public License for more details.
    15  
    16  You should have received a copy of the GNU Affero General Public License
    17  along with this program.  If not, see <http://www.gnu.org/licenses/>.
    18  */
    19  
    20  package helm
    21  
    22  import (
    23  	"io"
    24  	"strings"
    25  
    26  	"helm.sh/helm/v3/pkg/cli"
    27  	"helm.sh/helm/v3/pkg/downloader"
    28  	"helm.sh/helm/v3/pkg/getter"
    29  	"helm.sh/helm/v3/pkg/registry"
    30  )
    31  
    32  func NewDownloader(cfg *Config) (*downloader.ChartDownloader, error) {
    33  	var err error
    34  	var out strings.Builder
    35  
    36  	settings := cli.New()
    37  	settings.SetNamespace(cfg.namespace)
    38  	settings.KubeConfig = cfg.kubeConfig
    39  	if cfg.kubeContext != "" {
    40  		settings.KubeContext = cfg.kubeContext
    41  	}
    42  	settings.Debug = cfg.debug
    43  	client, err := registry.NewClient(
    44  		registry.ClientOptDebug(settings.Debug),
    45  		registry.ClientOptEnableCache(true),
    46  		registry.ClientOptWriter(io.Discard),
    47  		registry.ClientOptCredentialsFile(settings.RegistryConfig),
    48  	)
    49  	if err != nil {
    50  		return nil, err
    51  	}
    52  	chartsDownloaders := &downloader.ChartDownloader{
    53  		Out:            &out,
    54  		Verify:         downloader.VerifyNever,
    55  		Getters:        getter.All(settings),
    56  		Options:        []getter.Option{},
    57  		RegistryClient: client,
    58  	}
    59  	return chartsDownloaders, nil
    60  }