Synnefo » snf-image-creator

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import subprocess

class Rsync:

    def __init__(self, src, dest, exclude=[]):

        self.src = src

        self.dest = dest

        self.exclude = exclude

        self.options = ['-v']

    def archive(self):

        self.options.append('-a')

        return self

    def run(self, out, msg):

        cmd = []

        cmd.append('rsync')

        cmd.extend(self.options)

        for i in self.exclude:

            cmd.extend(['--exclude', i])

        dry_run = subprocess.Popen(cmd + ['-n', self.src, self.dest],

                                   shell=False, stdout=subprocess.PIPE,

                                   bufsize=0)

        total = 0

        for line in iter(dry_run.stdout.readline, b''):

            total += 1

        progress = out.Progress(total, msg)

        run = subprocess.Popen(cmd + [self.src, self.dest], shell=False,

                               stdout=subprocess.PIPE, bufsize=0)

        for line in iter(run.stdout.readline, b''):

            progress.next()

        progress.success('done')

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