def __install_kubectl(k8s_conf):
"""
This function is used to install kubectl at bootstrap node
"""
lb_ip = "127.0.0.1"
lb_ips = config_utils.get_ha_lb_ips(k8s_conf)
if len(lb_ips) > 0:
lb_ip = lb_ips[0]
logger.info("Load balancer ip %s", lb_ip)
host_name, ip = config_utils.get_first_master_host(k8s_conf)
ha_enabled = len(lb_ips) > 0
pb_vars = {
'ip': ip,
'host_name': host_name,
'ha_enabled': ha_enabled,
'Project_name': config_utils.get_project_name(k8s_conf),
'lb_ip': lb_ip,
'CONFIG_DEMO_FILE': consts.KUBECTL_CONF_TMPLT,
'PROJ_ARTIFACT_DIR': config_utils.get_project_artifact_dir(
k8s_conf),
'KUBERNETES_PATH': consts.NODE_K8S_PATH,
}
pb_vars.update(config_utils.get_proxy_dict(k8s_conf))
ansible_utils.apply_playbook(consts.K8_KUBECTL_INSTALLATION,
variables=pb_vars)
def test_get_ha_lb_ips(self):
"""
Ensures HA loadbalancer IP values are properly parsed
"""
ha_lb_ips = config_utils.get_ha_lb_ips(self.config)
expected_lb_ips_list = list()
for config_element in self.config[consts.K8S_KEY][
consts.HA_CONFIG_KEY]:
expected_lb_ips_list.append(
config_element[consts.HA_API_EXT_LB_KEY][consts.IP_KEY])
self.assertEqual(expected_lb_ips_list, ha_lb_ips)
def __kubespray(k8s_conf):
pb_vars = {
'KUBESPRAY_PATH': config_utils.get_kubespray_dir(k8s_conf),
'KUBESPRAY_CLUSTER_CONF': consts.KUBESPRAY_CLUSTER_CONF,
'KUBESPRAY_ALL_CONF': consts.KUBESPRAY_ALL_CONF,
'PROJ_ARTIFACT_DIR': config_utils.get_project_artifact_dir(k8s_conf),
'kubespray_url': config_utils.get_kubespray_url(k8s_conf),
'kubespray_branch': config_utils.get_kubespray_branch(k8s_conf),
}
pb_vars.update(config_utils.get_proxy_dict(k8s_conf))
ansible_utils.apply_playbook(consts.K8_CLONE_CODE, variables=pb_vars)
# Setup HA load balancer
lb_ips = config_utils.get_ha_lb_ips(k8s_conf)
lb_ip = None
ha_enabled = len(lb_ips) > 0
if ha_enabled:
__launch_ha_loadbalancer(k8s_conf)
lb_ip = lb_ips[0]
logger.info('*** EXECUTING INSTALLATION OF KUBERNETES CLUSTER ***')
hosts_tuple = config_utils.get_nodes_ip_name_type(k8s_conf)
all_hosts = list()
all_masters = list()
all_minions = list()
for name, ip, node_type in hosts_tuple:
all_hosts.append((name, ip))
if node_type == consts.NODE_TYPE_MASTER:
all_masters.append(name)
if node_type == consts.NODE_TYPE_MINION:
all_minions.append(name)
kubespray_proxy_val = ''
kubespray_proxy_url = config_utils.get_kubespray_proxy_dict(
k8s_conf)['http_proxy']
if kubespray_proxy_url and len(kubespray_proxy_url) > 10:
parsed_url = urlparse(kubespray_proxy_url)
kubespray_proxy_val = "{}:{}".format(parsed_url.hostname,
parsed_url.port)
pb_vars = {
# For inventory.cfg
'PROJ_ARTIFACT_DIR':
config_utils.get_project_artifact_dir(k8s_conf),
'KUBESPRAY_INV_J2':
consts.KUBESPRAY_INV_J2,
'KUBESPRAY_GROUP_ALL_J2':
consts.KUBESPRAY_GROUP_ALL_J2,
'all_hosts':
all_hosts,
'all_masters':
all_masters,
'all_minions':
all_minions,
# For k8s-cluster.yml
'service_subnet':
config_utils.get_service_subnet(k8s_conf),
'pod_subnet':
config_utils.get_pod_subnet(k8s_conf),
'networking_plugin':
config_utils.get_networking_plugin(k8s_conf),
'kube_version':
config_utils.get_version(k8s_conf),
'ha_enabled':
ha_enabled,
'KUBESPRAY_PATH':
config_utils.get_kubespray_dir(k8s_conf),
'KUBESPRAY_ALL_CONF':
consts.KUBESPRAY_ALL_CONF,
'KUBERNETES_PATH':
consts.NODE_K8S_PATH,
'lb_ips':
lb_ips,
'lb_ip':
lb_ip,
# For addons.yml
'helm_enabled':
config_utils.is_helm_enabled(k8s_conf),
'metrics_server_enabled':
config_utils.is_metrics_server_enabled(k8s_conf),
"log_level":
config_utils.get_log_level(k8s_conf),
"log_file_path":
consts.LOG_FILE_PATH,
"logging_port":
config_utils.get_logging_port(k8s_conf),
'docker_version':
config_utils.get_docker_version(k8s_conf),
'kubespray_http_proxy':
config_utils.get_kubespray_proxy_dict(k8s_conf)['http_proxy'],
'kubespray_https_proxy':
config_utils.get_kubespray_proxy_dict(k8s_conf)['https_proxy'],
'kubespray_proxy_val':
kubespray_proxy_val,
}
ansible_utils.apply_playbook(consts.KUBERNETES_SET_LAUNCHER,
variables=pb_vars)
cluster_pb_vars = ANSIBLE_VERSION_DICT
cluster_pb_vars.update(DOCKER_VARS_DICT)
if len(config_utils.get_ha_lb_ips(k8s_conf)) > 0:
cluster_pb_vars[
'kube_apiserver_access_address'] = config_utils.get_ha_lb_ips(
k8s_conf)[0]
kubespray_pb = "{}/{}".format(config_utils.get_kubespray_dir(k8s_conf),
consts.KUBESPRAY_CLUSTER_CREATE_PB)
inv_filename = config_utils.get_kubespray_inv_file(k8s_conf)
logger.info('Calling Kubespray with inventory %s', inv_filename)
ansible_utils.apply_playbook(
kubespray_pb,
host_user=config_utils.get_node_user(k8s_conf),
variables=cluster_pb_vars,
inventory_file=inv_filename,
become_user='******')