FM / lib

/usr/lib/python3/dist-packages/landscape/lib/

/usr/lib/python3/dist-packages/landscape/lib

Name	Size	Mode	Actions
apt/	-	0755	rm
__pycache__/	-	0755	rm
amp.py	21745	0644	edit dl rm
backoff.py	1683	0644	edit dl rm
base64.py	196	0644	edit dl rm
bootstrap.py	1416	0644	edit dl rm
bpickle.py	6471	0644	edit dl rm
cli.py	440	0644	edit dl rm
cloud.py	1715	0644	edit dl rm
compat.py	616	0644	edit dl rm
config.py	12484	0644	edit dl rm
disk.py	5027	0644	edit dl rm
encoding.py	545	0644	edit dl rm
fd.py	751	0644	edit dl rm
fetch.py	6647	0644	edit dl rm
format.py	959	0644	edit dl rm
fs.py	3889	0644	edit dl rm
gpg.py	1796	0644	edit dl rm
hashlib.py	264	0644	edit dl rm
jiffies.py	1621	0644	edit dl rm
juju.py	860	0644	edit dl rm
lock.py	705	0644	edit dl rm
log.py	484	0644	edit dl rm
logging.py	2528	0644	edit dl rm
message.py	2638	0644	edit dl rm
monitor.py	6281	0644	edit dl rm
network.py	9821	0644	edit dl rm
os_release.py	1324	0644	edit dl rm
persist.py	20995	0644	edit dl rm
plugin.py	1787	0644	edit dl rm
process.py	6603	0644	edit dl rm
reactor.py	8812	0644	edit dl rm
schema.py	6457	0644	edit dl rm
scriptcontent.py	522	0644	edit dl rm
sequenceranges.py	5724	0644	edit dl rm
store.py	1408	0644	edit dl rm
sysstats.py	7920	0644	edit dl rm
tag.py	506	0644	edit dl rm
testing.py	24662	0644	edit dl rm
timestamp.py	233	0644	edit dl rm
twisted_util.py	4476	0644	edit dl rm
user.py	1476	0644	edit dl rm
versioning.py	1265	0644	edit dl rm
vm_info.py	3172	0644	edit dl rm
warning.py	394	0644	edit dl rm
__init__.py	198	0644	edit dl rm

Edit: /usr/lib/python3/dist-packages/landscape/lib/cloud.py (1715B)

from landscape.lib.fetch import fetch_async

EC2_HOST = "169.254.169.254"
EC2_API = "http://%s/latest" % (EC2_HOST,)
MAX_LENGTH = 64

def fetch_ec2_meta_data(fetch=None):
    """Fetch EC2 information about the cloud instance.

The fetch parameter provided above is for non-mocked testing purposes.
    """
    cloud_data = []
    # We're not using a DeferredList here because we want to keep the
    # number of connections to the backend minimal. See lp:567515.
    deferred = _fetch_ec2_item("instance-id", cloud_data, fetch)
    deferred.addCallback(
        lambda ignore: _fetch_ec2_item("instance-type", cloud_data, fetch))
    deferred.addCallback(
        lambda ignore: _fetch_ec2_item("ami-id", cloud_data, fetch))

def return_result(ignore):
        """Record the instance data returned by the EC2 API."""

def _process_result(value):
            if value is not None:
                if isinstance(value, bytes):
                    value = value.decode("utf-8")
                return value[:MAX_LENGTH]

(instance_id, instance_type, ami_id) = cloud_data
        return {
            "instance-id": _process_result(instance_id),
            "ami-id": _process_result(ami_id),
            "instance-type": _process_result(instance_type)}
    deferred.addCallback(return_result)
    return deferred

def _fetch_ec2_item(path, accumulate, fetch=None):
    """
     Get data at C{path} on the EC2 API endpoint, and add the result to the
    C{accumulate} list. The C{fetch} parameter is provided for testing only.
    """
    url = EC2_API + "/meta-data/" + path
    if fetch is None:
        fetch = fetch_async
    return fetch(url, follow=False).addCallback(accumulate.append)

from landscape.lib.fetch import fetch_async EC2_HOST = "169.254.169.254" EC2_API = "http://%s/latest" % (EC2_HOST,) MAX_LENGTH = 64 def fetch_ec2_meta_data(fetch=None): """Fetch EC2 information about the cloud instance. The fetch parameter provided above is for non-mocked testing purposes. """ cloud_data = [] # We're not using a DeferredList here because we want to keep the # number of connections to the backend minimal. See lp:567515. deferred = _fetch_ec2_item("instance-id", cloud_data, fetch) deferred.addCallback( lambda ignore: _fetch_ec2_item("instance-type", cloud_data, fetch)) deferred.addCallback( lambda ignore: _fetch_ec2_item("ami-id", cloud_data, fetch)) def return_result(ignore): """Record the instance data returned by the EC2 API.""" def _process_result(value): if value is not None: if isinstance(value, bytes): value = value.decode("utf-8") return value[:MAX_LENGTH] (instance_id, instance_type, ami_id) = cloud_data return { "instance-id": _process_result(instance_id), "ami-id": _process_result(ami_id), "instance-type": _process_result(instance_type)} deferred.addCallback(return_result) return deferred def _fetch_ec2_item(path, accumulate, fetch=None): """ Get data at C{path} on the EC2 API endpoint, and add the result to the C{accumulate} list. The C{fetch} parameter is provided for testing only. """ url = EC2_API + "/meta-data/" + path if fetch is None: fetch = fetch_async return fetch(url, follow=False).addCallback(accumulate.append)