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Start command from --stdin-from-command
It acts similar to --stdin but reads its data from the stdout of the given command instead of os.Stdin. Signed-off-by: Sebastian Hoß <seb@xn--ho-hia.de>
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parent
333fe1c3cf
commit
a2b76ff34f
@ -7,6 +7,7 @@ import (
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"fmt"
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"io"
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"os"
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"os/exec"
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"path"
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"path/filepath"
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"runtime"
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@ -594,16 +595,37 @@ func runBackup(ctx context.Context, opts BackupOptions, gopts GlobalOptions, ter
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defer localVss.DeleteSnapshots()
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targetFS = localVss
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}
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if opts.Stdin {
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var command *exec.Cmd
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var stderr io.ReadCloser
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if opts.Stdin || opts.StdinCommand {
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if !gopts.JSON {
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progressPrinter.V("read data from stdin")
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}
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filename := path.Join("/", opts.StdinFilename)
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var closer io.ReadCloser
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if opts.StdinCommand {
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command = exec.CommandContext(ctx, args[0], args[1:]...)
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stdout, err := command.StdoutPipe()
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if err != nil {
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return err
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}
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stderr, err = command.StderrPipe()
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if err != nil {
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return err
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}
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if err := command.Start(); err != nil {
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return err
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}
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closer = stdout
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} else {
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closer = os.Stdin
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}
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targetFS = &fs.Reader{
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ModTime: timeStamp,
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Name: filename,
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Mode: 0644,
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ReadCloser: os.Stdin,
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ReadCloser: closer,
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}
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targets = []string{filename}
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}
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