fix KubernetesClient and hostip (#312)

* fix KubernetesClient

* fix KubernetesClient

* fix KubernetesClient

* fix KubernetesClient

* fix "nodename nor servname provided"

* delete build tag

.github/workflows/build_package.yml

@@ -7,6 +7,7 @@ on:
   push:
     branches:
       - master
+
 env:
   ACTIONS_ALLOW_USE_UNSECURE_NODE_VERSION: true
 

common/ssh_client/kubernetes_client.py

@@ -30,8 +30,10 @@ def __init__(self, context=None, node=None):
             self.container_name = self.node.get("container_name") or "observer"
             config_file = self.node.get("kubernetes_config_file")
             if config_file is None or config_file == "":
-                config.load_kube_config()
+                context.stdio.verbose("KubernetesClient load_kube_config from default config file in cluster.")
+                config.load_incluster_config()
             else:
+                context.stdio.verbose("KubernetesClient load_kube_config from {0}".format(config_file))
                 config.kube_config.load_kube_config(config_file=config_file)
             self.client = client.CoreV1Api()
         except Exception as e:

common/ssh_client/ssh.py

@@ -35,10 +35,13 @@ def __init__(self, context=None, node=None):
 
     def local_ip(self):
         local_ip_list = []
-        hostname = socket.gethostname()
-        addresses = socket.getaddrinfo(hostname, None)
-        for address in addresses:
-            local_ip_list.append(address[4][0])
+        try:
+            hostname = socket.gethostname()
+            addresses = socket.getaddrinfo(hostname, None)
+            for address in addresses:
+                local_ip_list.append(address[4][0])
+        except Exception as e:
+            self.stdio.watn("get local ip warn: {} . Set local_ip is 127.0.0.1".format(e))
         local_ip_list.append('127.0.0.1')
         return list(set(local_ip_list))