70 lines
1.5 KiB
Go
70 lines
1.5 KiB
Go
package s3
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import (
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"fmt"
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"os"
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"os/exec"
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"k8s.io/kubernetes/pkg/util/mount"
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)
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// Implements Mounter
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type s3fsMounter struct {
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bucket string
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url string
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region string
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pwFileContent string
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}
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func newS3fsMounter(bucket string, cfg *Config) (Mounter, error) {
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return &s3fsMounter{
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bucket: bucket,
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url: cfg.Endpoint,
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region: cfg.Region,
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pwFileContent: cfg.AccessKeyID + ":" + cfg.SecretAccessKey,
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}, nil
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}
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func (s3fs *s3fsMounter) Format() error {
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return nil
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}
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func (s3fs *s3fsMounter) Mount(targetPath string) error {
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if err := writes3fsPass(s3fs.pwFileContent); err != nil {
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return err
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}
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args := []string{
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fmt.Sprintf("%s", s3fs.bucket),
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fmt.Sprintf("%s", targetPath),
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"-o", "sigv2",
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"-o", "use_path_request_style",
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"-o", fmt.Sprintf("url=%s", s3fs.url),
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"-o", fmt.Sprintf("endpoint=%s", s3fs.region),
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"-o", "allow_other",
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"-o", "mp_umask=000",
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}
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cmd := exec.Command("s3fs", args...)
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out, err := cmd.CombinedOutput()
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if err != nil {
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return fmt.Errorf("Error mounting using s3fs, output: %s", out)
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}
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return nil
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}
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func (s3fs *s3fsMounter) Unmount(targetPath string) error {
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return mount.New("").Unmount(targetPath)
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}
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func writes3fsPass(pwFileContent string) error {
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pwFileName := fmt.Sprintf("%s/.passwd-s3fs", os.Getenv("HOME"))
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pwFile, err := os.OpenFile(pwFileName, os.O_RDWR|os.O_CREATE, 0600)
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if err != nil {
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return err
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}
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_, err = pwFile.WriteString(pwFileContent)
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if err != nil {
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return err
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}
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pwFile.Close()
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return nil
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}
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