libcloud/container/drivers/joyent.py

# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You 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.


from libcloud.container.providers import Provider

from libcloud.container.drivers.docker import DockerContainerDriver, DockerConnection


class JoyentContainerDriver(DockerContainerDriver):
    """
    Joyent Triton container driver class.

    >>> from libcloud.container.providers import get_driver
    >>> driver = get_driver('joyent')
    >>> conn = driver(host='https://us-east-1.docker.joyent.com',
        port=2376, key_file='key.pem', cert_file='cert.pem')
    """

    type = Provider.JOYENT
    name = "Joyent Triton"
    website = "http://joyent.com"
    connectionCls = DockerConnection
    supports_clusters = False

    def __init__(
        self,
        key=None,
        secret=None,
        secure=False,
        host="localhost",
        port=2376,
        key_file=None,
        cert_file=None,
    ):

        super(JoyentContainerDriver, self).__init__(
            key=key,
            secret=secret,
            secure=secure,
            host=host,
            port=port,
            key_file=key_file,
            cert_file=cert_file,
        )
        if host.startswith("https://"):
            secure = True

        # strip the prefix
        prefixes = ["http://", "https://"]
        for prefix in prefixes:
            if host.startswith(prefix):
                host = host.strip(prefix)

        if key_file or cert_file:
            # docker tls authentication-
            # https://docs.docker.com/articles/https/
            # We pass two files, a key_file with the
            # private key and cert_file with the certificate
            # libcloud will handle them through LibcloudHTTPSConnection
            if not (key_file and cert_file):
                raise Exception(
                    "Needs both private key file and "
                    "certificate file for tls authentication"
                )
            self.connection.key_file = key_file
            self.connection.cert_file = cert_file
            self.connection.secure = True
        else:
            self.connection.secure = secure

        self.connection.host = host
        self.connection.port = port