Patch anwenden

.gitignore

@@ -0,0 +1 @@
+openrc.sh

setup_tunnel.py

@@ -5,6 +5,7 @@ from ipaddress import ip_address
 from os import environ as env
 from os import system
 from os.path import exists, expanduser
+from time import sleep
 from typing import List
 
 import novaclient.client
@@ -39,35 +40,54 @@ sess = Session(v3.Password(
     project_id=env['OS_TENANT_ID'],
     user_domain_name=env['OS_USER_DOMAIN_NAME']))
 
+print('Logging in...')
 nova: novaclient.v2.client.Client = novaclient.client.Client(
     "2.1", session=sess, region_name=env['OS_REGION_NAME'])
 
 if not exists(expanduser('~/.ssh/id_ovh')):
     system("ssh-keygen -f ~/.ssh/id_ovh")
 
+print('Making sure keypair is present...')
 keypairs: List[Keypair] = nova.keypairs.list()
 keyname = 'ovh_' + platform.uname()[1].split('.', 1)[0]
 if keyname not in (k.name for k in keypairs):
     with open(expanduser('~/.ssh/id_ovh')) as f:
+        print('Uploading keypair...')
         nova.keypairs.create(keyname, f.read())
 
 flavor = nova.flavors.find(name='s1-2')
 image = nova.glance.find_image('Debian 10')
 net = nova.neutron.find_network('Ext-Net')
 
-
+print('Creating server...')
 nova.servers.create(SERVER_NAME, image, flavor,
                     nics=[{'net-id': net.id}], key_name=keyname)
 sv: Server = nova.servers.find(name=SERVER_NAME)
-ips = []
-for x in sv.interface_list():
-    for i in x.fixed_ips:
-        ips.append(i['ip_address'])
 
+
+while sv.status != 'ACTIVE':
+    print('Waiting for server to POST...')
+    sleep(5)
+    sv = nova.servers.find(name=SERVER_NAME)
+    pass
+
+ips = []
+
+interface = None
+while not interface:
+    interfaces = sv.interface_list()
+    ext_interface = [k for k in interfaces if k.net_id == net.id]
+    if ext_interface and ext_interface[0].port_state == 'ACTIVE':
+        interface = ext_interface[0]
+    else:
+        sleep(2)
+
+for i in interface.fixed_ips:
+    ips.append(i['ip_address'])
 ip = list(filter(lambda x: ip_address(x).version == 4, ips))[0]
 
-while sv.status != 'ACTIVE' and not try_connect(ip):
+while not try_connect(ip):
-    print('Waiting for server to come online...')
+    print('Waiting for SSH service to become available...')
     pass
 
 open_conn(ip)
@@ -75,7 +95,7 @@ open_conn(ip)
 exit = False
 while not exit:
     choice = pick(['Reconnect', 'Destroy server and exit', 'Keep server online and exit'],
-                  'The connection has ended. How do you want to proceed?')
+                  'The connection has ended. How do you want to proceed?')[0]
     if choice == 'Reconnect':
         open_conn(ip)
     elif choice == 'Destroy server and exit':

start.sh

@@ -1,6 +1,6 @@
-#!/bin/sh
+#!/bin/bash
 if [ ! -e openrc.sh ]; then
 echo "'openrc.sh' is missing. Cannot operate without OpenStack environment file."
 fi
 source openrc.sh
-./setup_tunnel.py
+./setup_tunnel.py