| |
| # Copyright 2017-present Open Networking Foundation |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| |
| import hashlib |
| import os |
| import socket |
| import sys |
| import base64 |
| import time |
| from xossynchronizer.steps.SyncInstanceUsingAnsible import SyncInstanceUsingAnsible |
| from xossynchronizer.steps.syncstep import DeferredException |
| from xossynchronizer.ansible_helper import run_template_ssh |
| from xossynchronizer.modelaccessor import * |
| from xosconfig import Config |
| from multistructlog import create_logger |
| |
| log = create_logger(Config().get('logging')) |
| |
| # hpclibrary will be in steps/.. |
| parentdir = os.path.join(os.path.dirname(__file__),"..") |
| sys.path.insert(0,parentdir) |
| |
| 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.id == container_port.instance.node.id) 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): |
| log.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): |
| log.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", object=o) |
| log.info("playbook execution time %d" % int(time.time()-tStart),extra=o.tologdict()) |
| |
| |