diff options
| -rw-r--r-- | cloudinit/config/cc_lxd.py | 35 | ||||
| -rw-r--r-- | doc/examples/cloud-config-lxd.txt | 7 | ||||
| -rw-r--r-- | tests/unittests/test_handler/test_handler_lxd.py | 9 |
3 files changed, 38 insertions, 13 deletions
diff --git a/cloudinit/config/cc_lxd.py b/cloudinit/config/cc_lxd.py index aaafb643..84eec7a5 100644 --- a/cloudinit/config/cc_lxd.py +++ b/cloudinit/config/cc_lxd.py @@ -38,16 +38,36 @@ from cloudinit import util def handle(name, cfg, cloud, log, args): # Get config lxd_cfg = cfg.get('lxd') - if not lxd_cfg and isinstance(lxd_cfg, dict): + if not lxd_cfg: log.debug("Skipping module named %s, not present or disabled by cfg") return + if not isinstance(lxd_cfg, dict): + log.warn("lxd config must be a dictionary. found a '%s'", + type(lxd_cfg)) + return + + init_cfg = lxd_cfg.get('init') + if not init_cfg: + init_cfg = {} + + if not isinstance(init_cfg, dict): + log.warn("lxd/init config must be a dictionary. found a '%s'", + type(init_cfg)) + init_cfg = {} + + packages = [] + if (init_cfg.get("storage_backend") == "zfs" and not util.which('zfs')): + packages.append('zfs') # Ensure lxd is installed if not util.which("lxd"): + packages.append('lxd') + + if len(packages): try: - cloud.distro.install_packages(("lxd",)) + cloud.distro.install_packages(packages) except util.ProcessExecutionError as e: - log.warn("no lxd executable and could not install lxd:", e) + log.warn("failed to install packages %s: %s", packages, e) return # Set up lxd if init config is given @@ -55,14 +75,11 @@ def handle(name, cfg, cloud, log, args): 'network_address', 'network_port', 'storage_backend', 'storage_create_device', 'storage_create_loop', 'storage_pool', 'trust_password') - init_cfg = lxd_cfg.get('init') + if init_cfg: - if not isinstance(init_cfg, dict): - log.warn("lxd/init config must be a dictionary. found a '%s'", - type(f)) - return cmd = ['lxd', 'init', '--auto'] for k in init_keys: if init_cfg.get(k): - cmd.extend(["--%s" % k.replace('_', '-'), init_cfg[k]]) + cmd.extend(["--%s=%s" % + (k.replace('_', '-'), str(init_cfg[k]))]) util.subp(cmd) diff --git a/doc/examples/cloud-config-lxd.txt b/doc/examples/cloud-config-lxd.txt index f66da4c3..b9bb4aa5 100644 --- a/doc/examples/cloud-config-lxd.txt +++ b/doc/examples/cloud-config-lxd.txt @@ -19,3 +19,10 @@ lxd: network_port: 8443 storage_backend: zfs storage_pool: datapool + storage_create_loop: 10 + + +# The simplist working configuration is +# lxd: +# init: +# storage_backend: dir diff --git a/tests/unittests/test_handler/test_handler_lxd.py b/tests/unittests/test_handler/test_handler_lxd.py index 4d858b8f..65794a41 100644 --- a/tests/unittests/test_handler/test_handler_lxd.py +++ b/tests/unittests/test_handler/test_handler_lxd.py @@ -43,9 +43,10 @@ class TestLxd(t_help.TestCase): self.assertTrue(mock_util.which.called) init_call = mock_util.subp.call_args_list[0][0][0] self.assertEquals(init_call, - ['lxd', 'init', '--auto', '--network-address', - '0.0.0.0', '--storage-backend', 'zfs', - '--storage-pool', 'poolname']) + ['lxd', 'init', '--auto', + '--network-address=0.0.0.0', + '--storage-backend=zfs', + '--storage-pool=poolname']) @mock.patch("cloudinit.config.cc_lxd.util") def test_lxd_install(self, mock_util): @@ -55,4 +56,4 @@ class TestLxd(t_help.TestCase): cc_lxd.handle('cc_lxd', self.lxd_cfg, cc, LOG, []) self.assertTrue(cc.distro.install_packages.called) install_pkg = cc.distro.install_packages.call_args_list[0][0][0] - self.assertEquals(install_pkg, ('lxd',)) + self.assertEquals(sorted(install_pkg), ['lxd', 'zfs']) |