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Merge branch 'master' of code.ungleich.ch:ucloud/ucloud

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This commit is contained in:
llnu 2019-12-08 13:32:01 +01:00
commit 6c56a7a7c6
6 changed files with 75 additions and 55 deletions
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27
conf/ucloud.conf
View file

@ -1,12 +1,33 @@
# This section contains default values for all other sections
[DEFAULT]
AUTH_NAME = "replace me"
AUTH_SEED = "replace me"
AUTH_REALM = "replace me"
NETWORK_PREFIX = moo
OTP_VERIFY_ENDPOINT = verify/
[api]
NETWORK_PREFIX = foo
[woo]
NETWORK_PREFIX = foo
[network]
PREFIX_LENGTH = 64
PREFIX = 2001:db8::/48
[noval]
[netbox]
NETBOX_URL = https://replace-me.example.com
NETBOX_TOKEN = replace me
[etcd]
FILE_PREFIX = file/
HOST_PREFIx = host/
IMAGE_PREFIX = image/
IMAGE_STORE_PREFIX = imagestore/
NETWORK_PREFIX = network/
REQUEST_PREFIX = request/
USER_PREFIX = user/
VM_PREFIX = vm/

5
ucloud/api/common_fields.py
View file

@ -1,7 +1,6 @@
import os
from ucloud.config import etcd_client, env_vars
from ucloud.config import etcd_client, config
class Optional:
pass
@ -48,6 +47,6 @@ class VmUUIDField(Field):
self.validation = self.vm_uuid_validation
def vm_uuid_validation(self):
r = etcd_client.get(os.path.join(env_vars.get('VM_PREFIX'), self.uuid))
r = etcd_client.get(os.path.join(config['api']['VM_PREFIX'], self.uuid))
if not r:
self.add_error("VM with uuid {} does not exists".format(self.uuid))

4
ucloud/api/create_image_store.py
View file

@ -3,7 +3,7 @@ import os
from uuid import uuid4
from ucloud.config import etcd_client, env_vars
from ucloud.config import etcd_client, config
data = {
"is_public": True,
@ -13,4 +13,4 @@ data = {
"attributes": {"list": [], "key": [], "pool": "images"},
}
etcd_client.put(os.path.join(env_vars.get('IMAGE_STORE_PREFIX'), uuid4().hex), json.dumps(data))
etcd_client.put(os.path.join(config['api']['IMAGE_STORE_PREFIX'], uuid4().hex), json.dumps(data))

26
ucloud/api/helper.py
View file

@ -7,15 +7,15 @@ import requests
from pyotp import TOTP
from ucloud.config import vm_pool, env_vars
from ucloud.config import vm_pool, config
def check_otp(name, realm, token):
try:
data = {
"auth_name": env_vars.get("AUTH_NAME"),
"auth_token": TOTP(env_vars.get("AUTH_SEED")).now(),
"auth_realm": env_vars.get("AUTH_REALM"),
"auth_name": config['api']["AUTH_NAME"],
"auth_token": TOTP(config['api']["AUTH_SEED"]).now(),
"auth_realm": config['api']["AUTH_REALM"],
"name": name,
"realm": realm,
"token": token,
@ -25,8 +25,8 @@ def check_otp(name, realm, token):
response = requests.post(
"{OTP_SERVER}{OTP_VERIFY_ENDPOINT}".format(
OTP_SERVER=env_vars.get("OTP_SERVER", ""),
OTP_VERIFY_ENDPOINT=env_vars.get("OTP_VERIFY_ENDPOINT", "verify/"),
OTP_SERVER=config['api']["OTP_SERVER"],
OTP_VERIFY_ENDPOINT=config['api']["OTP_VERIFY_ENDPOINT"]
),
json=data,
)
@ -35,7 +35,7 @@ def check_otp(name, realm, token):
def resolve_vm_name(name, owner):
"""Return UUID of Virtual Machine of name == name and owner == owner
Input: name of vm, owner of vm.
Output: uuid of vm if found otherwise None
"""
@ -54,7 +54,7 @@ def resolve_vm_name(name, owner):
def resolve_image_name(name, etcd_client):
"""Return image uuid given its name and its store
* If the provided name is not in correct format
i.e {store_name}:{image_name} return ValueError
* If no such image found then return KeyError
@ -70,9 +70,9 @@ def resolve_image_name(name, etcd_client):
"""
Examples, where it would work and where it would raise exception
"images:alpine" --> ["images", "alpine"]
"images" --> ["images"] it would raise Exception as non enough value to unpack
"images:alpine:meow" --> ["images", "alpine", "meow"] it would raise Exception
as too many values to unpack
"""
@ -80,7 +80,7 @@ def resolve_image_name(name, etcd_client):
except Exception:
raise ValueError("Image name not in correct format i.e {store_name}:{image_name}")
images = etcd_client.get_prefix(env_vars.get('IMAGE_PREFIX'), value_in_json=True)
images = etcd_client.get_prefix(config['api']['IMAGE_PREFIX'], value_in_json=True)
# Try to find image with name == image_name and store_name == store_name
try:
@ -119,14 +119,14 @@ def generate_mac(uaa=False, multicast=False, oui=None, separator=':', byte_fmt='
def get_ip_addr(mac_address, device):
"""Return IP address of a device provided its mac address / link local address
and the device with which it is connected.
For Example, if we call get_ip_addr(mac_address="52:54:00:12:34:56", device="br0")
the following two scenarios can happen
1. It would return None if we can't be able to find device whose mac_address is equal
to the arg:mac_address or the mentioned arg:device does not exists or the ip address
we found is local.
2. It would return ip_address of device whose mac_address is equal to arg:mac_address
and is connected/neighbor of arg:device
and is connected/neighbor of arg:device
"""
try:
output = sp.check_output(['ip', '-6', 'neigh', 'show', 'dev', device], stderr=sp.PIPE)

56
ucloud/api/main.py
View file

@ -10,7 +10,7 @@ from flask_restful import Resource, Api
from ucloud.common import counters
from ucloud.common.vm import VMStatus
from ucloud.common.request import RequestEntry, RequestType
from ucloud.config import (etcd_client, request_pool, vm_pool, host_pool, env_vars, image_storage_handler)
from ucloud.config import (etcd_client, request_pool, vm_pool, host_pool, config, image_storage_handler)
from . import schemas
from .helper import generate_mac, mac2ipv6
from . import logger
@ -28,7 +28,7 @@ class CreateVM(Resource):
validator = schemas.CreateVMSchema(data)
if validator.is_valid():
vm_uuid = uuid4().hex
vm_key = join_path(env_vars.get("VM_PREFIX"), vm_uuid)
vm_key = join_path(config['api']["VM_PREFIX"), vm_uuid)
specs = {
"cpu": validator.specs["cpu"],
"ram": validator.specs["ram"],
@ -56,7 +56,7 @@ class CreateVM(Resource):
# Create ScheduleVM Request
r = RequestEntry.from_scratch(
type=RequestType.ScheduleVM, uuid=vm_uuid,
request_prefix=env_vars.get("REQUEST_PREFIX")
request_prefix=config['api']["REQUEST_PREFIX")
)
request_pool.put(r)
@ -71,7 +71,7 @@ class VmStatus(Resource):
validator = schemas.VMStatusSchema(data)
if validator.is_valid():
vm = vm_pool.get(
join_path(env_vars.get("VM_PREFIX"), data["uuid"])
join_path(config['api']["VM_PREFIX"), data["uuid"])
)
vm_value = vm.value.copy()
vm_value["ip"] = []
@ -79,7 +79,7 @@ class VmStatus(Resource):
network_name, mac, tap = network_mac_and_tap
network = etcd_client.get(
join_path(
env_vars.get("NETWORK_PREFIX"),
config['api']["NETWORK_PREFIX"),
data["name"],
network_name,
),
@ -100,7 +100,7 @@ class CreateImage(Resource):
validator = schemas.CreateImageSchema(data)
if validator.is_valid():
file_entry = etcd_client.get(
join_path(env_vars.get("FILE_PREFIX"), data["uuid"])
join_path(config['api']["FILE_PREFIX"), data["uuid"])
)
file_entry_value = json.loads(file_entry.value)
@ -113,7 +113,7 @@ class CreateImage(Resource):
"visibility": "public",
}
etcd_client.put(
join_path(env_vars.get("IMAGE_PREFIX"), data["uuid"]),
join_path(config['etcd']["IMAGE_PREFIX"), data["uuid"]),
json.dumps(image_entry_json),
)
@ -125,7 +125,7 @@ class ListPublicImages(Resource):
@staticmethod
def get():
images = etcd_client.get_prefix(
env_vars.get("IMAGE_PREFIX"), value_in_json=True
config['etcd']["IMAGE_PREFIX"), value_in_json=True
)
r = {
"images": []
@ -148,7 +148,7 @@ class VMAction(Resource):
if validator.is_valid():
vm_entry = vm_pool.get(
join_path(env_vars.get("VM_PREFIX"), data["uuid"])
join_path(config['etcd']["VM_PREFIX"), data["uuid"])
)
action = data["action"]
@ -172,7 +172,7 @@ class VMAction(Resource):
type="{}VM".format(action.title()),
uuid=data["uuid"],
hostname=vm_entry.hostname,
request_prefix=env_vars.get("REQUEST_PREFIX")
request_prefix=config['etcd']["REQUEST_PREFIX"]
)
request_pool.put(r)
return {"message": "VM {} Queued".format(action.title())}, 200
@ -193,10 +193,10 @@ class VMMigration(Resource):
type=RequestType.ScheduleVM,
uuid=vm.uuid,
destination=join_path(
env_vars.get("HOST_PREFIX"), validator.destination.value
config['etcd']["HOST_PREFIX"], validator.destination.value
),
migration=True,
request_prefix=env_vars.get("REQUEST_PREFIX")
request_prefix=config['etcd']["REQUEST_PREFIX"]
)
request_pool.put(r)
return {"message": "VM Migration Initialization Queued"}, 200
@ -212,7 +212,7 @@ class ListUserVM(Resource):
if validator.is_valid():
vms = etcd_client.get_prefix(
env_vars.get("VM_PREFIX"), value_in_json=True
config['etcd']["VM_PREFIX"], value_in_json=True
)
return_vms = []
user_vms = filter(lambda v: v.value["owner"] == data["name"], vms)
@ -246,7 +246,7 @@ class ListUserFiles(Resource):
if validator.is_valid():
files = etcd_client.get_prefix(
env_vars.get("FILE_PREFIX"), value_in_json=True
config['etcd']["FILE_PREFIX"], value_in_json=True
)
return_files = []
user_files = list(
@ -270,7 +270,7 @@ class CreateHost(Resource):
data = request.json
validator = schemas.CreateHostSchema(data)
if validator.is_valid():
host_key = join_path(env_vars.get("HOST_PREFIX"), uuid4().hex)
host_key = join_path(config['etcd']["HOST_PREFIX"], uuid4().hex)
host_entry = {
"specs": data["specs"],
"hostname": data["hostname"],
@ -309,7 +309,7 @@ class GetSSHKeys(Resource):
# {user_prefix}/{realm}/{name}/key/
etcd_key = join_path(
env_vars.get('USER_PREFIX'),
config['etcd']['USER_PREFIX'],
data["realm"],
data["name"],
"key",
@ -326,7 +326,7 @@ class GetSSHKeys(Resource):
# {user_prefix}/{realm}/{name}/key/{key_name}
etcd_key = join_path(
env_vars.get('USER_PREFIX'),
config['etcd']['USER_PREFIX'),
data["realm"],
data["name"],
"key",
@ -355,7 +355,7 @@ class AddSSHKey(Resource):
# {user_prefix}/{realm}/{name}/key/{key_name}
etcd_key = join_path(
env_vars.get("USER_PREFIX"),
config['etcd']["USER_PREFIX"],
data["realm"],
data["name"],
"key",
@ -385,7 +385,7 @@ class RemoveSSHKey(Resource):
# {user_prefix}/{realm}/{name}/key/{key_name}
etcd_key = join_path(
env_vars.get("USER_PREFIX"),
config['etcd']["USER_PREFIX"],
data["realm"],
data["name"],
"key",
@ -421,17 +421,17 @@ class CreateNetwork(Resource):
}
if validator.user.value:
nb = pynetbox.api(
url=env_vars.get("NETBOX_URL"),
token=env_vars.get("NETBOX_TOKEN"),
url=config['netbox']["NETBOX_URL"],
token=config['netbox']["NETBOX_TOKEN"],
)
nb_prefix = nb.ipam.prefixes.get(
prefix=env_vars.get("PREFIX")
prefix=config['network']["PREFIX"]
)
prefix = nb_prefix.available_prefixes.create(
data={
"prefix_length": env_vars.get(
"PREFIX_LENGTH", cast=int
"prefix_length": config['network'][
"PREFIX_LENGTH"]
),
"description": '{}\'s network "{}"'.format(
data["name"], data["network_name"]
@ -444,7 +444,7 @@ class CreateNetwork(Resource):
network_entry["ipv6"] = "fd00::/64"
network_key = join_path(
env_vars.get("NETWORK_PREFIX"),
config['network']["NETWORK_PREFIX"],
data["name"],
data["network_name"],
)
@ -462,7 +462,7 @@ class ListUserNetwork(Resource):
if validator.is_valid():
prefix = join_path(
env_vars.get("NETWORK_PREFIX"), data["name"]
config['network']["NETWORK_PREFIX"], data["name"]
)
networks = etcd_client.get_prefix(prefix, value_in_json=True)
user_networks = []
@ -498,7 +498,7 @@ api.add_resource(CreateNetwork, "/network/create")
def main():
image_stores = list(etcd_client.get_prefix(env_vars.get('IMAGE_STORE_PREFIX'), value_in_json=True))
image_stores = list(etcd_client.get_prefix(config['etcd']['IMAGE_STORE_PREFIX'], value_in_json=True))
if len(image_stores) == 0:
data = {
"is_public": True,
@ -508,7 +508,7 @@ def main():
"attributes": {"list": [], "key": [], "pool": "images"},
}
etcd_client.put(join_path(env_vars.get('IMAGE_STORE_PREFIX'), uuid4().hex), json.dumps(data))
etcd_client.put(join_path(config['etcd']['IMAGE_STORE_PREFIX'], uuid4().hex), json.dumps(data))
app.run(host="::", debug=True)

12
ucloud/api/schemas.py
View file

@ -21,7 +21,7 @@ import bitmath
from ucloud.common.host import HostStatus
from ucloud.common.vm import VMStatus
from ucloud.config import etcd_client, env_vars, vm_pool, host_pool
from ucloud.config import etcd_client, config, vm_pool, host_pool
from . import helper
from .common_fields import Field, VmUUIDField
from .helper import check_otp, resolve_vm_name
@ -102,14 +102,14 @@ class CreateImageSchema(BaseSchema):
super().__init__(data, fields)
def file_uuid_validation(self):
file_entry = etcd_client.get(os.path.join(env_vars.get('FILE_PREFIX'), self.uuid.value))
file_entry = etcd_client.get(os.path.join(config['etcd']['FILE_PREFIX'], self.uuid.value))
if file_entry is None:
self.add_error(
"Image File with uuid '{}' Not Found".format(self.uuid.value)
)
def image_store_name_validation(self):
image_stores = list(etcd_client.get_prefix(env_vars.get('IMAGE_STORE_PREFIX')))
image_stores = list(etcd_client.get_prefix(config['etcd']['IMAGE_STORE_PREFIX']))
image_store = next(
filter(
@ -235,7 +235,7 @@ class CreateVMSchema(OTPSchema):
if _network:
for net in _network:
network = etcd_client.get(os.path.join(env_vars.get('NETWORK_PREFIX'),
network = etcd_client.get(os.path.join(config['etcd']['NETWORK_PREFIX'],
self.name.value,
net), value_in_json=True)
if not network:
@ -400,7 +400,7 @@ class VmMigrationSchema(OTPSchema):
if vm.status != VMStatus.running:
self.add_error("Can't migrate non-running VM")
if vm.hostname == os.path.join(env_vars.get('HOST_PREFIX'), self.destination.value):
if vm.hostname == os.path.join(config['etcd']['HOST_PREFIX'], self.destination.value):
self.add_error("Destination host couldn't be same as Source Host")
@ -442,7 +442,7 @@ class CreateNetwork(OTPSchema):
super().__init__(data, fields=fields)
def network_name_validation(self):
network = etcd_client.get(os.path.join(env_vars.get('NETWORK_PREFIX'),
network = etcd_client.get(os.path.join(config['etcd']['NETWORK_PREFIX'],
self.name.value,
self.network_name.value),
value_in_json=True)