def wait_until_available(host):
def can_ssh():
host_str = new_host_string('root', host.ip)
with total_silence():
class NotReady(Exception):
pass
with settings(abort_exception=NotReady):
try:
ret = execute(lambda: run("echo 'OK'"), hosts=host_str)
except NotReady:
return False
else:
if host_str in ret:
if 'OK' in ret[host_str]:
return True
return False
with total_silence():
local('ping -o {}'.format(host.ip))
while True:
if can_ssh():
break
else:
secs = 1
print(red("ssh may not be up and running yet, retrying in {}s".format(secs)))
time.sleep(secs)
def create_instance(user_account):
""" create account for user and install requirements
"""
with total_silence():
execute(supervisor.stop_program, 'all') # in case this is re-init, stop all
execute(admin.create_user, user_account, password='******', hosts=new_host_string('admin'))
execute(system.python, hosts=new_host_string(user_account))
execute(system.nginx, hosts=new_host_string(user_account))
execute(system.uwsgi, hosts=new_host_string(user_account))
execute(supervisor.install, hosts=new_host_string(user_account))
print_successful()
def init():
""" sets-up reverse-proxy
"""
with total_silence():
execute(supervisor.stop_program, "all") # in case this is re-init, stop all
execute(system.python)
execute(system.nginx)
execute(supervisor.install)
execute(configure)
print(yellow("generating self signed ssl for now (you should have yours signed and use proxy.update_ssl!)"))
keys = dict(ssl_key=rel_path("dummy_ssl.key"), ssl_cert=rel_path("dummy_ssl.cert"))
local("openssl req -nodes -new -x509 -keyout {ssl_key} -out {ssl_cert}".format(**keys))
update_ssl(**keys)
print_successful()
def can_ssh():
host_str = new_host_string('root', host.ip)
with total_silence():
class NotReady(Exception):
pass
with settings(abort_exception=NotReady):
try:
ret = execute(lambda: run("echo 'OK'"), hosts=host_str)
except NotReady:
return False
else:
if host_str in ret:
if 'OK' in ret[host_str]:
return True
return False
def recreate(name):
try:
print "waiting for server to be destroyed...",
sys.stdout.flush()
destroy(name)
with total_silence():
while True:
ip = read_conf('.glesys')['servers'][name]['ip']
result = local('ping -o -t 1 {}'.format(ip))
if result.return_code != 0:
break
except ApiError:
pass
print(green("OK."))
sys.stdout.flush()
host = create(name)
return host
