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09cd3f503b
Unpack the providers needed for completing a stage from the embedded data in the installer's binary. This replaces the previous method of creating symlinks to the installer binary, where the installer binary masqueraded as each of the terraform providers.
56 lines
1.1 KiB
Go
56 lines
1.1 KiB
Go
package data
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import (
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"io"
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"os"
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"path"
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"path/filepath"
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)
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// Unpack unpacks the assets from this package into a target directory.
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func Unpack(base string, uri string) (err error) {
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return UnpackWithFilePermissions(base, uri, 0666)
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}
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// UnpackWithFilePermissions unpacks the assets from this package into a target directory, setting the permissions of
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// each file to the specified permissions.
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func UnpackWithFilePermissions(base string, uri string, permissions os.FileMode) (err error) {
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file, err := Assets.Open(uri)
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if err != nil {
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return err
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}
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defer file.Close()
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info, err := file.Stat()
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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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os.Mkdir(base, 0777)
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children, err := file.Readdir(0)
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if err != nil {
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return err
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}
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file.Close()
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for _, childInfo := range children {
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name := childInfo.Name()
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err = Unpack(filepath.Join(base, name), path.Join(uri, name))
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if 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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out, err := os.OpenFile(base, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, permissions)
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if err != nil {
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return err
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}
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defer out.Close()
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_, err = io.Copy(out, file)
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return err
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}
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