def stop_host(self, host_name):
if host_name not in self.all_hosts():
raise Exception('Must specify external hostname to stop_host')
# Change the topology to something that doesn't exist
ips = self.get_ip_address_dict()
down_hostname = self.get_down_hostname(host_name)
self.exec_cmd_on_host(
self.master,
'sed -i s/%s/%s/g %s' % (host_name, down_hostname, get_config_file_path())
)
self.exec_cmd_on_host(
self.master,
'sed -i s/%s/%s/g %s' % (ips[host_name], down_hostname, get_config_file_path())
)
index = self.all_hosts().index(host_name)
self.exec_cmd_on_host(
self.master,
'sed -i s/%s/%s/g %s' % (self.all_internal_hosts()[index], down_hostname, get_config_file_path())
)
if index >= len(self.internal_slaves):
self.internal_master = down_hostname
else:
self.internal_slaves[index] = down_hostname
def dump_and_cp_topology(self, topology, cluster=None):
if not cluster:
cluster = self.cluster
cluster.write_content_to_host(
json.dumps(topology),
get_config_file_path(),
cluster.master
)
def dump_and_cp_topology(self, topology, cluster=None):
if not cluster:
cluster = self.cluster
cluster.write_content_to_host(
json.dumps(topology),
get_config_file_path(),
cluster.master
)
def test_topology_show_bad_json(self):
self.cluster.copy_to_host(
os.path.join(LOCAL_RESOURCES_DIR, 'invalid_json.json'),
self.cluster.master)
self.cluster.exec_cmd_on_host(
self.cluster.master, 'cp %s %s' %
(os.path.join(self.cluster.mount_dir,
'invalid_json.json'), get_config_file_path()))
self.assertRaisesRegexp(
OSError, 'Expecting , delimiter: line 3 column 3 '
'\(char 21\) More detailed information '
'can be found in '
'.*/.prestoadmin/log/presto-admin.log\n', self.run_prestoadmin,
'topology show')
def stop_host(self, host_name):
if host_name not in self.all_hosts():
raise Exception('Must specify external hostname to stop_host')
# Change the topology to something that doesn't exist
ips = self.get_ip_address_dict()
down_hostname = self.get_down_hostname(host_name)
self.exec_cmd_on_host(
self.master, 'sed -i s/%s/%s/g %s' %
(host_name, down_hostname, get_config_file_path()))
self.exec_cmd_on_host(
self.master, 'sed -i s/%s/%s/g %s' %
(ips[host_name], down_hostname, get_config_file_path()))
index = self.all_hosts().index(host_name)
self.exec_cmd_on_host(
self.master,
'sed -i s/%s/%s/g %s' % (self.all_internal_hosts()[index],
down_hostname, get_config_file_path()))
if index >= len(self.internal_slaves):
self.internal_master = down_hostname
else:
self.internal_slaves[index] = down_hostname
def test_topology_show_bad_json(self):
self.cluster.copy_to_host(
os.path.join(LOCAL_RESOURCES_DIR, 'invalid_json.json'),
self.cluster.master
)
self.cluster.exec_cmd_on_host(
self.cluster.master,
'cp %s %s' %
(os.path.join(self.cluster.mount_dir, 'invalid_json.json'), get_config_file_path())
)
self.assertRaisesRegexp(OSError,
'Expecting , delimiter: line 3 column 3 '
'\(char 21\) More detailed information '
'can be found in '
'.*/.prestoadmin/log/presto-admin.log\n',
self.run_prestoadmin,
'topology show')
def assert_installed(testcase, msg=None):
testcase.cluster.exec_cmd_on_host(
testcase.cluster.master,
'test -r %s' % get_config_file_path())
