diff options
| -rw-r--r-- | cloudinit/sources/DataSourceCloudSigma.py | 22 | ||||
| -rw-r--r-- | tests/unittests/test_datasource/test_cloudsigma.py | 1 |
2 files changed, 23 insertions, 0 deletions
diff --git a/cloudinit/sources/DataSourceCloudSigma.py b/cloudinit/sources/DataSourceCloudSigma.py index e1c7e566..fffff91e 100644 --- a/cloudinit/sources/DataSourceCloudSigma.py +++ b/cloudinit/sources/DataSourceCloudSigma.py @@ -20,6 +20,7 @@ import re from cloudinit import log as logging from cloudinit import sources +from cloudinit import util from cloudinit.cs_utils import Cepko LOG = logging.getLogger(__name__) @@ -40,12 +41,33 @@ class DataSourceCloudSigma(sources.DataSource): self.ssh_public_key = '' sources.DataSource.__init__(self, sys_cfg, distro, paths) + def is_running_in_cloudsigma(self): + """ + Uses dmidecode to detect if this instance of cloud-init is running + in the CloudSigma's infrastructure. + """ + dmidecode_path = util.which('dmidecode') + if not dmidecode_path: + return False + + LOG.debug("Determining hypervisor product name via dmidecode") + try: + system_product_name, _ = util.subp([dmidecode_path, "-s", "system-product-name"]) + return 'cloudsigma' in system_product_name.lower() + except: + LOG.exception("Failed to get hypervisor product name") + + return False + def get_data(self): """ Metadata is the whole server context and /meta/cloud-config is used as userdata. """ dsmode = None + if not self.is_running_in_cloudsigma(): + return False + try: server_context = self.cepko.all().result server_meta = server_context['meta'] diff --git a/tests/unittests/test_datasource/test_cloudsigma.py b/tests/unittests/test_datasource/test_cloudsigma.py index adbb4afb..25dc12f3 100644 --- a/tests/unittests/test_datasource/test_cloudsigma.py +++ b/tests/unittests/test_datasource/test_cloudsigma.py @@ -35,6 +35,7 @@ class CepkoMock(Cepko): class DataSourceCloudSigmaTest(TestCase): def setUp(self): self.datasource = DataSourceCloudSigma.DataSourceCloudSigma("", "", "") + self.datasource.is_running_in_cloudsigma = lambda: True self.datasource.cepko = CepkoMock(SERVER_CONTEXT) self.datasource.get_data() |