Exemple #1
0
def _init_docker():
    kwargs = kwargs_from_env()

    if 'tls' in kwargs:
        # see http://docker-py.readthedocs.org/en/latest/boot2docker/
        import requests.packages.urllib3 as urllib3

        urllib3.disable_warnings()
        kwargs['tls'].assert_hostname = False

    docker = Client(**kwargs)
    try:
        docker.version()
    except:
        raise UserMessageException("Please set up 'docker' correctly")
    return docker
Exemple #2
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def _init_docker():
    kwargs = kwargs_from_env()

    if 'tls' in kwargs:
        # see http://docker-py.readthedocs.org/en/latest/boot2docker/
        import requests.packages.urllib3 as urllib3

        urllib3.disable_warnings()
        kwargs['tls'].assert_hostname = False

    docker = Client(**kwargs)
    try:
        docker.version()
    except:
        raise UserMessageException("Please set up 'docker' correctly")
    return docker
Exemple #3
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def cli(ctx, url, network):
    # initialize Client
    cl = Client(base_url=url, version='auto')

    # output version to show the connected succeeded
    v = cl.version()
    info('Connected to Docker {v[Version]}, api version '
         '{v[ApiVersion]}.'.format(v=v))

    # find frontend network
    nets = [n for n in cl.networks(names=[network]) if n['Name'] == network]

    assert len(nets) < 2  # WTF?

    if not nets:
        exit_err("Could not find a network name {!r}".format(network))

    ctx.obj = {'cl': cl, 'network_name': network, 'network': nets[0]['Name']}
Exemple #4
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def cli(ctx, url, network):
    # initialize Client
    cl = Client(base_url=url, version='auto')

    # output version to show the connected succeeded
    v = cl.version()
    info('Connected to Docker {v[Version]}, api version '
         '{v[ApiVersion]}.'.format(v=v))

    # find frontend network
    nets = [n for n in cl.networks(names=[network]) if n['Name'] == network]

    assert len(nets) < 2  # WTF?

    if not nets:
        exit_err("Could not find a network name {!r}".format(network))

    ctx.obj = {'cl': cl, 'network_name': network, 'network': nets[0]['Name']}
Exemple #5
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def get_docker_client():
    """
    Try to fire up boot2docker and set any environmental variables
    """
    # For Mac
    try:
        # Get boot2docker info (will fail if not Mac)
        process = ['boot2docker', 'info']
        p = subprocess.Popen(process, stdout=PIPE)
        boot2docker_info = json.loads(p.communicate()[0])

        # Defaults
        docker_host = ''
        docker_cert_path = ''
        docker_tls_verify = ''

        # Start the boot2docker VM if it is not already running
        if boot2docker_info['State'] != "running":
            print('Starting Boot2Docker VM:')
            # Start up the Docker VM
            process = ['boot2docker', 'start']
            subprocess.call(process)

        if ('DOCKER_HOST' not in os.environ) or ('DOCKER_CERT_PATH' not in os.environ) or ('DOCKER_TLS_VERIFY' not in os.environ):
            # Get environmental variable values
            process = ['boot2docker', 'shellinit']
            p = subprocess.Popen(process, stdout=PIPE)
            boot2docker_envs = p.communicate()[0].split()

            for env in boot2docker_envs:
                if 'DOCKER_HOST' in env:
                    docker_host = env.split('=')[1]
                elif 'DOCKER_CERT_PATH' in env:
                    docker_cert_path = env.split('=')[1]
                elif 'DOCKER_TLS_VERIFY' in env:
                    docker_tls_verify = env.split('=')[1]

            # Set environmental variables
            os.environ['DOCKER_TLS_VERIFY'] = docker_tls_verify
            os.environ['DOCKER_HOST'] = docker_host
            os.environ['DOCKER_CERT_PATH'] = docker_cert_path
        else:
            # Handle case when boot2docker is already running
            docker_host = os.environ['DOCKER_HOST'].split('=')[1]

        # Get the arguments form the environment
        client_kwargs = kwargs_from_env(assert_hostname=False)
        client_kwargs['version'] = MINIMUM_API_VERSION

        # Find the right version of the API by creating a DockerClient with the minimum working version
        # Then test to see if the Docker is running a later version than the minimum
        # See: https://github.com/docker/docker-py/issues/439
        version_client = DockerClient(**client_kwargs)
        client_kwargs['version'] = get_api_version(MAX_CLIENT_DOCKER_API_VERSION, version_client.version()['ApiVersion'])

        # Create Real Docker client
        docker_client = DockerClient(**client_kwargs)

        # Derive the host address only from string formatted: "tcp://<host>:<port>"
        docker_client.host = docker_host.split(':')[1].strip('//')

        return docker_client

    # For Linux
    except OSError:
        # Find the right version of the API by creating a DockerClient with the minimum working version
        # Then test to see if the Docker is running a later version than the minimum
        # See: https://github.com/docker/docker-py/issues/439
        version_client = DockerClient(base_url='unix://var/run/docker.sock', version=MINIMUM_API_VERSION)
        version = get_api_version(MAX_CLIENT_DOCKER_API_VERSION, version_client.version()['ApiVersion'])
        docker_client = DockerClient(base_url='unix://var/run/docker.sock', version=version)
        docker_client.host = DEFAULT_DOCKER_HOST

        return docker_client

    except:
        raise
Exemple #6
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def get_docker_client():
    """
    Try to fire up boot2docker and set any environmental variables
    """
    # For Mac
    try:
        # Get boot2docker info (will fail if not Mac)
        process = ['boot2docker', 'info']
        p = subprocess.Popen(process, stdout=PIPE)
        boot2docker_info = json.loads(p.communicate()[0])

        # Defaults
        docker_host = ''
        docker_cert_path = ''
        docker_tls_verify = ''

        # Start the boot2docker VM if it is not already running
        if boot2docker_info['State'] != "running":
            print('Starting Boot2Docker VM:')
            # Start up the Docker VM
            process = ['boot2docker', 'start']
            subprocess.call(process)

        if ('DOCKER_HOST' not in os.environ) or (
                'DOCKER_CERT_PATH' not in os.environ) or ('DOCKER_TLS_VERIFY'
                                                          not in os.environ):
            # Get environmental variable values
            process = ['boot2docker', 'shellinit']
            p = subprocess.Popen(process, stdout=PIPE)
            boot2docker_envs = p.communicate()[0].split()

            for env in boot2docker_envs:
                if 'DOCKER_HOST' in env:
                    docker_host = env.split('=')[1]
                elif 'DOCKER_CERT_PATH' in env:
                    docker_cert_path = env.split('=')[1]
                elif 'DOCKER_TLS_VERIFY' in env:
                    docker_tls_verify = env.split('=')[1]

            # Set environmental variables
            os.environ['DOCKER_TLS_VERIFY'] = docker_tls_verify
            os.environ['DOCKER_HOST'] = docker_host
            os.environ['DOCKER_CERT_PATH'] = docker_cert_path
        else:
            # Handle case when boot2docker is already running
            docker_host = os.environ['DOCKER_HOST'].split('=')[1]

        # Get the arguments form the environment
        client_kwargs = kwargs_from_env(assert_hostname=False)
        client_kwargs['version'] = MINIMUM_API_VERSION

        # Find the right version of the API by creating a DockerClient with the minimum working version
        # Then test to see if the Docker is running a later version than the minimum
        # See: https://github.com/docker/docker-py/issues/439
        version_client = DockerClient(**client_kwargs)
        client_kwargs['version'] = get_api_version(
            MAX_CLIENT_DOCKER_API_VERSION,
            version_client.version()['ApiVersion'])

        # Create Real Docker client
        docker_client = DockerClient(**client_kwargs)

        # Derive the host address only from string formatted: "tcp://<host>:<port>"
        docker_client.host = docker_host.split(':')[1].strip('//')

        return docker_client

    # For Linux
    except OSError:
        # Find the right version of the API by creating a DockerClient with the minimum working version
        # Then test to see if the Docker is running a later version than the minimum
        # See: https://github.com/docker/docker-py/issues/439
        version_client = DockerClient(base_url='unix://var/run/docker.sock',
                                      version=MINIMUM_API_VERSION)
        version = get_api_version(MAX_CLIENT_DOCKER_API_VERSION,
                                  version_client.version()['ApiVersion'])
        docker_client = DockerClient(base_url='unix://var/run/docker.sock',
                                     version=version)
        docker_client.host = DEFAULT_DOCKER_HOST

        return docker_client

    except:
        raise
Exemple #7
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from docker.client import Client
from docker.utils import kwargs_from_env

cli = Client(**kwargs_from_env())
container = cli.create_container(image='busybox:latest', command='/bin/echo 2342', rm=True)
print(container)
response = cli.start(container=container.get('Id'))
print(container)
print(response)
print(container.logs())
print(cli.version())