def test_undeploy_by_dep_ids(self):
"""
Test taking down a deployed bundle based on the appserverdeployment id.
"""
app_dir, bundle_dir = utils.app_and_bundle_dirs(self.app_id,
self.bundle_name)
self.install_my_bundle()
(instance_id, node_name, host_ip, host_port) = \
deploy.start_serving_bundle(self.app_id, self.bundle_name)
self.assertTrue(os.path.isdir(bundle_dir))
self.check_can_eventually_load(
"http://%s:%s" % (host_ip, host_port),
"Welcome to the Django tutorial polls app")
zoomdb = StubZoomDB()
mydep = zoomdb.add_worker(1, "localhost", "127.0.0.1", host_port)
self.assertFalse(deploy.is_port_open(host_port))
deploy.undeploy(zoomdb,
self.app_id,
dep_ids=[mydep.id],
use_subtasks=False,
also_update_proxies=False)
self.assertTrue(deploy.is_port_open(host_port))
#self.assertFalse(os.path.isdir(app_dir))
self.assertFalse(os.path.isdir(bundle_dir))
def remove_previous_versions(zoomdb, opts):
"""
Find and remove old instances.
"""
new_instances = opts["DEPLOYED_WORKERS"]
zoomdb.log("New instances: %r." % new_instances)
new_instances_by_id = dict((i.id, i) for i in new_instances)
active_instances = zoomdb.search_workers(active=True)
old_instances = []
for i in active_instances:
if i.id not in new_instances_by_id:
old_instances.append(i)
#DNC:#
zoomdb.log("Removing old instances %r." % old_instances)
if old_instances:
tasklib_deploy.undeploy(
zoomdb,
opts["APP_ID"],
dep_ids=[i.id for i in old_instances],
also_update_proxies=False, # proxy already updated in prev step
zoombuild_cfg_content=opts["ZOOMBUILD_CFG_CONTENT"],
zero_undeploys_ok=True,
log_step_events=False)
else:
zoomdb.log("No old instances found.")
def test_undeploy_with_proxy_update(self):
"""
Test taking down a deployed bundle and updating the proxy config too.
"""
app_dir, bundle_dir = utils.app_and_bundle_dirs(self.app_id,
self.bundle_name)
self.install_my_bundle()
(instance_id, node_name, host_ip, host_port) = \
deploy.start_serving_bundle(self.app_id, self.bundle_name)
# also add to nginx - fake it for this test
here = os.path.abspath(os.path.split(__file__)[0])
fixture_dir = os.path.join(here, '../fixtures')
nginx_site_file = os.path.join(taskconfig.NGINX_SITES_ENABLED_DIR,
self.app_id)
shutil.copyfile(os.path.join(fixture_dir, 'test_deploy_nginx_site'),
nginx_site_file)
self.check_can_eventually_load(
"http://%s:%s" % (host_ip, host_port),
"Welcome to the Django tutorial polls app")
zoomdb = StubZoomDB()
mydep = zoomdb.add_worker(1, "localhost", "127.0.0.1", host_port)
self.assertFalse(deploy.is_port_open(host_port))
zcfg_path = os.path.join(fixture_dir, "app", "zoombuild.cfg")
zcfg_content = open(zcfg_path).read()
# make sure we require proper parameters - skip zoombuild_cfg_content
with self.assertRaises(AssertionError):
deploy.undeploy(zoomdb,
self.app_id,
dep_ids=[mydep.id],
use_subtasks=False,
also_update_proxies=True)
deploy.undeploy(zoomdb,
self.app_id,
dep_ids=[mydep.id],
use_subtasks=False,
also_update_proxies=True,
zoombuild_cfg_content=zcfg_content)
self.assertTrue(deploy.is_port_open(host_port))
self.assertFalse(os.path.isdir(bundle_dir))
self.assertFalse(os.path.isfile(nginx_site_file),
"Expected nginx site file %s to be gone, but it isn't"
% nginx_site_file)
def undeploy(job_id, zoomdb, job_params):
"""
Take down any running instances of the application. Bundles will remain
in bundle storage, but are uninstalled from appservers.
Databases and DB users are not affected.
:param: job_params["app_id"]: sys id of app to undeploy
:param: job_params["bundle_names"]: names of bundles to undeploy. If not
provided, all bundles that are part of the given app are
undeployed.
"""
app_id = job_params["app_id"]
bundle_ids = job_params["bundle_ids"]
use_subtasks = job_params.get("use_subtasks", True)
return deploy.undeploy(zoomdb, app_id, bundle_ids,
use_subtasks=use_subtasks)
def test_build_and_deploy(self):
"""Invoke the build and deploy task."""
zoomdb = StubZoomDB()
src_repo_type = "git"
src_url = "git://github.com/shimon/djangotutorial.git"
here = path.abspath(path.split(__file__)[0])
app_fixture = path.join(here, "../fixtures", "app")
zcfg_fixture = path.join(app_fixture, "zoombuild.cfg")
zoombuild_cfg_content = file(zcfg_fixture).read()
self.assertFalse(zoomdb.is_flushed)
self.assertEqual(len(zoomdb.get_all_bundles()), 0)
self.assertEqual(len(zoomdb.get_project_workers()), 0)
self.assertEqual(len(zoomdb.get_project_virtual_hosts()), 1)
zoomdb.test_vhosts = ["awesomesite.com", "foo.co.br"]
self.assertEqual(len(zoomdb.get_project_virtual_hosts()), 3)
deployed_addresses = build_and_deploy.build_and_deploy(
zoomdb,
self.app_id,
src_repo_type,
src_url,
zoombuild_cfg_content,
use_subtasks=False,
bundle_storage_engine=bundle_storage_local,
)
print "build_and_deploy returned: %r" % deployed_addresses
# # call the tasks module directly instead, so we get that tested too.
# # actually this doesn't work because of the decorator; doh!
# deployed_addresses = builder.build_and_deploy(zoomdb._job_id, zoomdb,
# {
# "app_id": self.app_id,
# "src_url": src_url,
# "zoombuild_cfg_content": zoombuild_cfg_content,
# })
zoombuild_cfg_output_filename = path.join(self.dir, self.app_id, "zoombuild.cfg")
self.assertTrue(path.isfile(zoombuild_cfg_output_filename))
self.assertEqual(file(zoombuild_cfg_output_filename).read(), zoombuild_cfg_content)
p = zoomdb.get_project()
for attr in ("db_host", "db_name", "db_username", "db_password"):
print "project.%s = %s" % (attr, getattr(p, attr))
self.assertTrue(getattr(p, attr))
self.assertTrue(zoomdb.is_flushed)
self.assertEqual(len(zoomdb.get_all_bundles()), 1)
self.assertEqual(len(zoomdb.get_project_workers()), 1)
site_nginx_conf_file = os.path.join(taskconfig.NGINX_SITES_ENABLED_DIR, self.app_id)
self.assertTrue(
os.path.isfile(site_nginx_conf_file),
"expected to find a config file in nginx's " "sites-enabled directory, but didn't",
)
# check the deployed app!
self.assertEqual(len(deployed_addresses), 1)
for (instance_id, node_name, host_ip, host_port) in deployed_addresses:
polls_url = "http://%s:%d/polls/" % (host_ip, host_port)
print "Testing Polls URL: %s" % polls_url
polls_src = urllib.urlopen(polls_url).read()
self.assertTrue("No polls are available." in polls_src)
# now check the nginx service
hosts = zoomdb.get_project_virtual_hosts()
# ensure each hostname works!
for host in hosts:
# GZIP DEBUG# import ipdb; ipdb.set_trace()
self.check_can_eventually_load_custom("127.0.0.1", "/polls/", host, "No polls are available.")
# for nginx to serve static files, the cust dir has to be
# world-read/executable. This should be the default on the
# proxy server ONLY.
os.chmod(self.dir, 0755)
image_src = self.check_can_eventually_load_custom("127.0.0.1", "/static/img/polls.jpg", hosts[0])
local_image_file = os.path.join(app_fixture, "src", "static", "polls.jpg")
self.assertEqual(image_src, open(local_image_file).read())
# try a collectstatic-handled file
collectstatic_src = self.check_can_eventually_load_custom(
"127.0.0.1", "/staticfiles/polls/Lineup.jpg", hosts[0]
)
local_collectstatic_file = os.path.join(app_fixture, "src", "polls", "static", "polls", "Lineup.jpg")
self.assertEqual(collectstatic_src, open(local_collectstatic_file).read())
# OK, now undeploy.
deploy.undeploy(zoomdb, self.app_id, bundle_ids=None, use_subtasks=False)
# check that URLs are no longer accessible
for (instance_id, node_name, host_ip, host_port) in deployed_addresses:
polls_url = "http://%s:%d/polls/" % (host_ip, host_port)
with self.assertRaises(IOError):
urllib.urlopen(polls_url).read()
# check that Nginx conf file is gone
self.assertFalse(os.path.isfile(site_nginx_conf_file), "expected nginx config file gone")
# check that supervisor files are gone
for fname in os.listdir(taskconfig.SUPERVISOR_APP_CONF_DIR):
self.assertFalse(
fname.startswith("%s." % self.app_id), "There is a lingering supervisor config " "file: %s" % fname
)
# check that DB still exists though
dblist = utils.local("psql -l -U nrweb | awk '{print $1}'")
self.assertTrue(self.app_id in dblist.splitlines())
