53 lines
1.1 KiB
Go
53 lines
1.1 KiB
Go
package packer
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import (
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"encoding/base64"
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"encoding/json"
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"io/ioutil"
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"os"
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"path/filepath"
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"strings"
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"github.com/metrue/fx/utils"
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)
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// PackIntoK8SConfigMapFile pack function a K8S config map file
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func PackIntoK8SConfigMapFile(dir string) (string, error) {
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tree := map[string]string{}
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if err := filepath.Walk(dir, func(path string, info os.FileInfo, err error) error {
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if err != nil {
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return err
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}
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if !info.IsDir() {
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relpath := strings.Replace(path, dir, "", 1)
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body, err := ioutil.ReadFile(path)
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if err != nil {
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return err
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}
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tree[relpath] = string(body)
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}
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return nil
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}); err != nil {
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return "", nil
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}
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data, err := json.Marshal(tree)
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if err != nil {
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return "", err
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}
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return base64.StdEncoding.WithPadding(base64.StdPadding).EncodeToString(data), nil
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}
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// TreeToDir restore to docker project
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func TreeToDir(tree map[string]string, outputDir string) error {
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for k, v := range tree {
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fn := filepath.Join(outputDir, k)
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if err := utils.EnsureFile(fn); err != nil {
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return err
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}
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if err := ioutil.WriteFile(fn, []byte(v), 0600); err != nil {
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return err
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}
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}
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return nil
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}
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