func (ft *SftpTask) uploadDiffFiles(client *sftp.Client, ctx *builder.Context) error {
return ctx.Diff.Walk(func(name string, entry *builder.DiffEntry) error {
rel, _ := filepath.Rel(ctx.DstDir, name)
rel = filepath.ToSlash(rel)
if entry.Behavior == builder.DIFF_REMOVE {
log15.Debug("Deploy.Sftp.Delete", "file", rel)
return client.Remove(path.Join(ft.opt.Directory, rel))
}
target := path.Join(ft.opt.Directory, rel)
if entry.Behavior == builder.DIFF_KEEP {
if fi, _ := client.Stat(target); fi != nil {
// entry file should be older than uploaded file
if entry.Time.Sub(fi.ModTime()).Seconds() < 0 {
return nil
}
}
}
dirs := getDirs(path.Dir(rel))
for i := len(dirs) - 1; i >= 0; i-- {
client.Mkdir(path.Join(ft.opt.Directory, dirs[i]))
}
// upload file
f, err := os.Open(name)
if err != nil {
return err
}
defer f.Close()
f2, err := client.Create(target)
if err != nil {
return err
}
defer f2.Close()
if _, err = io.Copy(f2, f); err != nil {
return err
}
log15.Debug("Deploy.Sftp.Stor", "file", rel)
return nil
})
}
