def create_pod(self, image_name, name, cpu_shares, command, sshdir, network_info, instance, host_config):
obj = {
"id": name,
"tty": True,
"resource":{
"vcpu": cpu_shares,
"memory": host_config['mem_limit'],
},
"containers": [{
"image": image_name,
"command": ["/bin/sh"], #todo: change to command
"files": [],
"volumes": [],
}],
"files": [],
"volumes": [],
}
if sshdir:
obj["volumes"].append({
"name": "sshdir",
"source": sshdir,
"driver": "vfs"
})
for container in obj["containers"]:
container["volumes"].append({
"volume": "sshdir",
"path": "/root/.ssh",
"readOnly": True
})
if network_info:
obj["interfaces"] = []
for vif in network_info:
obj["interfaces"].append({
"bridge": vif['network']['bridge'],
"ifname": vif['network']['if_local_name'],
"mac": vif["network"].get("mac_addr"),
"ip": network.find_fixed_ip(instance, vif['network']),
"gateway": network.find_gateway(instance, vif['network'])
})
result = self._result(self._post_json(url=self._url('/pod/create'),
data=obj),
json=True)
return result
def attach(self, instance, vif, pod_id):
vif_type = vif['type']
if_remote_name = 'ns%s' % vif['id'][:11]
gateway = network.find_gateway(instance, vif['network'])
ip = network.find_fixed_ip(instance, vif['network'])
LOG.debug('attach vif_type=%(vif_type)s instance=%(instance)s '
'vif=%(vif)s',
{'vif_type': vif_type, 'instance': instance,
'vif': vif})
try:
utils.execute('ip', 'link', 'set', if_remote_name, 'netns',
pod_id, run_as_root=True)
utils.execute('ip', 'netns', 'exec', pod_id, 'ip', 'link',
'set', if_remote_name, 'address', vif['address'],
run_as_root=True)
utils.execute('ip', 'netns', 'exec', pod_id, 'ip', 'addr',
'add', ip, 'dev', if_remote_name, run_as_root=True)
utils.execute('ip', 'netns', 'exec', pod_id, 'ip', 'link',
'set', if_remote_name, 'up', run_as_root=True)
# Setup MTU on if_remote_name is required if it is a non
# default value
mtu = CONF.network_device_mtu
if vif.get('mtu') is not None:
mtu = vif.get('mtu')
if mtu is not None:
utils.execute('ip', 'netns', 'exec', pod_id, 'ip',
'link', 'set', if_remote_name, 'mtu', mtu,
run_as_root=True)
if gateway is not None:
utils.execute('ip', 'netns', 'exec', pod_id,
'ip', 'route', 'replace', 'default', 'via',
gateway, 'dev', if_remote_name, run_as_root=True)
except Exception:
LOG.exception("Failed to attach vif")