fine tuning, and only use REST API for everything

check_openstack.py

@@ -5,7 +5,6 @@ import requests
 import yaml
 import argparse
 
-from novaclient.client import Client as nova_auth
 from keystoneclient.v3.client import Client as keystone_auth
 
 def get_credentials(site_id):
@@ -20,18 +19,29 @@ def get_keystoneclient(creds):
     return keystone_auth(**creds)
 
 def get_auth_token(creds):
-    keystone_client = keystone_auth(**creds)
+    keystone_client = get_keystoneclient(creds)
     
     return keystone_client.auth_token
 
-def get_servers(creds):
-    nova_client = nova_auth(**creds)
+def get_servers(keystone,token):
 
-    print(nova_client.servers.list())
+    url = keystone.service_catalog.get_endpoints(service_name="nova",endpoint_type="public")['compute'][0]['url']
 
-def get_cores(creds):
-    keystone = get_keystoneclient(creds)
-    token = keystone.auth_token
+    headers = {}
+    headers['content-type'] = 'application/json'
+    headers['x-auth-token'] = token
+
+    request = "/servers"
+
+    r = requests.get("{}/{}".format(url,request),headers=headers)
+
+    servers = r.json()['servers']
+
+    for server in servers:
+        print("id: {}".format(server['id']))
+
+
+def get_cores(keystone,token):
 
     url = keystone.service_catalog.get_endpoints(service_name="placement",endpoint_type="public")['placement'][0]['url']
 
@@ -62,9 +72,7 @@ def get_cores(creds):
 
       print("{}: {}".format(hostname,cores))
 
-def get_networks(creds):
-    keystone = get_keystoneclient(creds)
-    token = keystone.auth_token
+def get_networks(keystone,token):
 
     url = keystone.service_catalog.get_endpoints(service_name="neutron",endpoint_type="public")['network'][0]['url']
 
@@ -81,8 +89,7 @@ def get_networks(creds):
     networks = r.json()['networks']
 
     for network in networks:
-        print(network['id'])
-
+        print("id: {}".format(network['id']))
 
 def _parse_args():
     parser = argparse.ArgumentParser()
@@ -94,9 +101,12 @@ def _parse_args():
 def main(args):
     creds = get_credentials(args.site_id)
 
-    get_servers(creds)
-    get_cores(creds)
-    get_networks(creds)
+    keystone = get_keystoneclient(creds)
+    token = keystone.auth_token
+
+    get_servers(keystone,token)
+    get_cores(keystone,token)
+    get_networks(keystone,token)
 
 if __name__ == '__main__':
     main(_parse_args())