blob: 41e1305a0ccdafaba2c8390465041cb98900a345 [file] [log] [blame]
import hashlib
import os
import socket
import sys
import base64
import time
from django.db.models import F, Q
from xos.config import Config
from synchronizers.base.SyncInstanceUsingAnsible import SyncInstanceUsingAnsible
from synchronizers.base.syncstep import SyncStep, DeferredException
from synchronizers.base.ansible import run_template_ssh
from core.models import Service, Slice, Instance
from xos.logger import Logger, logging
# hpclibrary will be in steps/..
parentdir = os.path.join(os.path.dirname(__file__),"..")
sys.path.insert(0,parentdir)
logger = Logger(level=logging.INFO)
class SyncContainer(SyncInstanceUsingAnsible):
provides=[Instance]
observes=Instance
requested_interval=0
template_name = "sync_container.yaml"
def __init__(self, *args, **kwargs):
super(SyncContainer, self).__init__(*args, **kwargs)
def fetch_pending(self, deletion=False):
objs = super(SyncContainer, self).fetch_pending(deletion)
objs = [x for x in objs if x.isolation in ["container", "container_vm"]]
return objs
def get_instance_port(self, container_port):
for p in container_port.network.links.all():
if (p.instance) and (p.instance.isolation=="vm") and (p.instance.node == container_port.instance.node) and (p.mac):
return p
return None
def get_parent_port_mac(self, instance, port):
if not instance.parent:
raise Exception("instance has no parent")
for parent_port in instance.parent.ports.all():
if parent_port.network == port.network:
if not parent_port.mac:
raise DeferredException("parent port on network %s does not have mac yet" % parent_port.network.name)
return parent_port.mac
raise Exception("failed to find corresponding parent port for network %s" % port.network.name)
def get_ports(self, o):
i=0
ports = []
if (o.slice.network in ["host", "bridged"]):
pass # no ports in host or bridged mode
else:
for port in o.ports.all():
if (not port.ip):
# 'unmanaged' ports may have an ip, but no mac
# XXX: are there any ports that have a mac but no ip?
raise DeferredException("Port on network %s is not yet ready" % port.network.name)
pd={}
pd["mac"] = port.mac or ""
pd["ip"] = port.ip or ""
pd["xos_network_id"] = port.network.id
if port.network.name == "wan_network":
if port.ip:
(a, b, c, d) = port.ip.split('.')
pd["mac"] = "02:42:%02x:%02x:%02x:%02x" % (int(a), int(b), int(c), int(d))
if o.isolation == "container":
# container on bare metal
instance_port = self.get_instance_port(port)
if not instance_port:
raise DeferredException("No instance on slice for port on network %s" % port.network.name)
pd["snoop_instance_mac"] = instance_port.mac
pd["snoop_instance_id"] = instance_port.instance.instance_id
pd["src_device"] = ""
pd["bridge"] = "br-int"
else:
# container in VM
pd["snoop_instance_mac"] = ""
pd["snoop_instance_id"] = ""
pd["parent_mac"] = self.get_parent_port_mac(o, port)
pd["bridge"] = ""
for (k,v) in port.get_parameters().items():
pd[k] = v
ports.append(pd)
# for any ports that don't have a device, assign one
used_ports = [x["device"] for x in ports if ("device" in x)]
avail_ports = ["eth%d"%i for i in range(0,64) if ("eth%d"%i not in used_ports)]
for port in ports:
if not port.get("device",None):
port["device"] = avail_ports.pop(0)
return ports
def get_extra_attributes(self, o):
fields={}
fields["ansible_tag"] = "container-%s" % str(o.id)
if o.image.tag:
fields["docker_image"] = o.image.path + ":" + o.image.tag
else:
fields["docker_image"] = o.image.path
fields["ports"] = self.get_ports(o)
if o.volumes:
fields["volumes"] = [x.strip() for x in o.volumes.split(",")]
else:
fields["volumes"] = ""
fields["network_method"] = o.slice.network or "default"
return fields
def sync_record(self, o):
logger.info("sync'ing object %s" % str(o),extra=o.tologdict())
fields = self.get_ansible_fields(o)
# If 'o' defines a 'sync_attributes' list, then we'll copy those
# attributes into the Ansible recipe's field list automatically.
if hasattr(o, "sync_attributes"):
for attribute_name in o.sync_attributes:
fields[attribute_name] = getattr(o, attribute_name)
fields.update(self.get_extra_attributes(o))
self.run_playbook(o, fields)
o.instance_id = fields["container_name"]
o.instance_name = fields["container_name"]
o.save()
def delete_record(self, o):
logger.info("delete'ing object %s" % str(o),extra=o.tologdict())
fields = self.get_ansible_fields(o)
# If 'o' defines a 'sync_attributes' list, then we'll copy those
# attributes into the Ansible recipe's field list automatically.
if hasattr(o, "sync_attributes"):
for attribute_name in o.sync_attributes:
fields[attribute_name] = getattr(o, attribute_name)
fields.update(self.get_extra_attributes(o))
self.run_playbook(o, fields, "teardown_container.yaml")
def run_playbook(self, o, fields, template_name=None):
if not template_name:
template_name = self.template_name
tStart = time.time()
run_template_ssh(template_name, fields, path="container")
logger.info("playbook execution time %d" % int(time.time()-tStart),extra=o.tologdict())