import os
import shutil
import unittest

import mitogen.fakessh

import testlib


class RsyncTest(testlib.DockerMixin, unittest.TestCase):
    def test_rsync_from_master(self):
        context = self.docker_ssh_any()

        if context.call(os.path.exists, '/tmp/data'):
            context.call(shutil.rmtree, '/tmp/data')

        return_code = mitogen.fakessh.run(context, self.router, [
            'rsync', '--progress', '-vvva',
            testlib.data_path('.'), 'target:/tmp/data'
        ])

        assert return_code == 0
        assert context.call(os.path.exists, '/tmp/data')
        assert context.call(os.path.exists, '/tmp/data/simple_pkg/a.py')

    def test_rsync_between_direct_children(self):
        # master -> SSH -> has-sudo-pubkey -> rsync(.ssh) -> master ->
        # has-sudo -> rsync

        pubkey_acct = self.docker_ssh(
            username='has-sudo-pubkey',
            identity_file=testlib.data_path('docker/has-sudo-pubkey.key'),
        )

        nopw_acct = self.docker_ssh(
            username='has-sudo-nopw',
            password='y',
        )

        webapp_acct = self.router.sudo(
            via=nopw_acct,
            username='webapp',
        )

        dest_path = webapp_acct.call(os.path.expanduser, '~/.ssh')
        if webapp_acct.call(os.path.exists, dest_path):
            webapp_acct.call(shutil.rmtree, dest_path)

        return_code = pubkey_acct.call(mitogen.fakessh.run, webapp_acct, args=[
            'rsync', '--progress', '-vvva', '.ssh/', 'target:' + dest_path
        ])

        assert return_code == 0
        assert pubkey_acct.call(os.path.getsize, '.ssh/authorized_keys') == \
               webapp_acct.call(os.path.getsize, dest_path + '/authorized_keys')


if __name__ == '__main__':
    import mitogen.utils
    mitogen.utils.log_to_file(level='DEBUG', io=False)
    unittest.main()