mirror of https://github.com/docker/compose.git
Merge pull request #2659 from aanand/default-network-alias
Containers join each network aliased to their service's name
This commit is contained in:
Aanand Prasad
commit
a104e11191
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@ -18,7 +18,5 @@ COMPOSEFILE_VERSIONS = (1, 2)
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API_VERSIONS = {
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1: '1.21',
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# TODO: update to 1.22 when there's a Docker 1.10 build to test against
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2: '1.21',
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2: '1.22',
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}
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@ -427,7 +427,9 @@ class Service(object):
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def connect_container_to_networks(self, container):
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for network in self.networks:
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log.debug('Connecting "{}" to "{}"'.format(container.name, network))
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self.client.connect_container_to_network(container.id, network)
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self.client.connect_container_to_network(
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container.id, network,
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aliases=[self.name])
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def remove_duplicate_containers(self, timeout=DEFAULT_TIMEOUT):
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for c in self.duplicate_containers():
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@ -597,6 +599,8 @@ class Service(object):
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override_options,
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one_off=one_off)
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container_options['networking_config'] = self._get_container_networking_config()
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return container_options
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def _get_container_host_config(self, override_options, one_off=False):
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@ -631,6 +635,13 @@ class Service(object):
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cpu_quota=options.get('cpu_quota'),
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)
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def _get_container_networking_config(self):
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return self.client.create_networking_config({
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network_name: self.client.create_endpoint_config(aliases=[self.name])
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for network_name in self.networks
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if network_name not in ['host', 'bridge']
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})
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def build(self, no_cache=False, pull=False, force_rm=False):
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log.info('Building %s' % self.name)
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@ -18,8 +18,7 @@ get_versions="docker run --rm
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if [ "$DOCKER_VERSIONS" == "" ]; then
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DOCKER_VERSIONS="$($get_versions default)"
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elif [ "$DOCKER_VERSIONS" == "all" ]; then
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# TODO: `-n 2` when engine 1.10 releases
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DOCKER_VERSIONS="$($get_versions recent -n 1)"
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DOCKER_VERSIONS="1.9.1 1.10.0-dev"
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fi
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@ -39,12 +38,18 @@ for version in $DOCKER_VERSIONS; do
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trap "on_exit" EXIT
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if [[ $version == *"-dev" ]]; then
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repo="dnephin/dind"
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else
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repo="dockerswarm/dind"
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fi
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docker run \
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-d \
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--name "$daemon_container" \
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--privileged \
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--volume="/var/lib/docker" \
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dockerswarm/dind:$version \
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"$repo:$version" \
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docker daemon -H tcp://0.0.0.0:2375 $DOCKER_DAEMON_ARGS \
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2>&1 | tail -n 10
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@ -52,6 +57,7 @@ for version in $DOCKER_VERSIONS; do
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--rm \
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--link="$daemon_container:docker" \
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--env="DOCKER_HOST=tcp://docker:2375" \
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--env="DOCKER_VERSION=$version" \
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--entrypoint="tox" \
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"$TAG" \
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-e py27,py34 -- "$@"
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@ -20,6 +20,7 @@ from compose.container import Container
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from tests.integration.testcases import DockerClientTestCase
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from tests.integration.testcases import get_links
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from tests.integration.testcases import pull_busybox
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from tests.integration.testcases import v2_only
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ProcessResult = namedtuple('ProcessResult', 'stdout stderr')
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@ -133,12 +134,8 @@ class CLITestCase(DockerClientTestCase):
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self.client.exec_start(exc)
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return self.client.exec_inspect(exc)['ExitCode']
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def lookup(self, container, service_name):
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exit_code = self.execute(container, [
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"nslookup",
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"{}_{}_1".format(self.project.name, service_name)
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])
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return exit_code == 0
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def lookup(self, container, hostname):
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return self.execute(container, ["nslookup", hostname]) == 0
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def test_help(self):
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self.base_dir = 'tests/fixtures/no-composefile'
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@ -147,11 +144,15 @@ class CLITestCase(DockerClientTestCase):
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# Prevent tearDown from trying to create a project
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self.base_dir = None
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# TODO: this shouldn't be v2-dependent
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@v2_only()
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def test_config_list_services(self):
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self.base_dir = 'tests/fixtures/v2-full'
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result = self.dispatch(['config', '--services'])
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assert set(result.stdout.rstrip().split('\n')) == {'web', 'other'}
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# TODO: this shouldn't be v2-dependent
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@v2_only()
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def test_config_quiet_with_error(self):
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self.base_dir = None
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result = self.dispatch([
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@ -160,10 +161,14 @@ class CLITestCase(DockerClientTestCase):
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], returncode=1)
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assert "'notaservice' doesn't have any configuration" in result.stderr
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# TODO: this shouldn't be v2-dependent
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@v2_only()
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def test_config_quiet(self):
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self.base_dir = 'tests/fixtures/v2-full'
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assert self.dispatch(['config', '-q']).stdout == ''
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# TODO: this shouldn't be v2-dependent
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@v2_only()
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def test_config_default(self):
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self.base_dir = 'tests/fixtures/v2-full'
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result = self.dispatch(['config'])
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@ -241,7 +246,8 @@ class CLITestCase(DockerClientTestCase):
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assert 'Pulling simple (busybox:latest)...' in result.stderr
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assert 'Pulling another (nonexisting-image:latest)...' in result.stderr
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assert 'Error: image library/nonexisting-image:latest not found' in result.stderr
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assert 'Error: image library/nonexisting-image' in result.stderr
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assert 'not found' in result.stderr
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def test_build_plain(self):
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self.base_dir = 'tests/fixtures/simple-dockerfile'
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@ -356,6 +362,7 @@ class CLITestCase(DockerClientTestCase):
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result = self.dispatch(['down', '--rmi', 'bogus'], returncode=1)
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assert '--rmi flag must be' in result.stderr
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@v2_only()
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def test_down(self):
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self.base_dir = 'tests/fixtures/v2-full'
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self.dispatch(['up', '-d'])
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@ -392,6 +399,7 @@ class CLITestCase(DockerClientTestCase):
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assert 'simple_1 | simple' in result.stdout
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assert 'another_1 | another' in result.stdout
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@v2_only()
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def test_up(self):
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self.base_dir = 'tests/fixtures/v2-simple'
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self.dispatch(['up', '-d'], None)
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@ -414,6 +422,10 @@ class CLITestCase(DockerClientTestCase):
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networks = list(container.get('NetworkSettings.Networks'))
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self.assertEqual(networks, [network['Name']])
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for service in services:
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assert self.lookup(container, service.name)
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@v2_only()
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def test_up_with_networks(self):
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self.base_dir = 'tests/fixtures/networks'
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self.dispatch(['up', '-d'], None)
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@ -449,6 +461,7 @@ class CLITestCase(DockerClientTestCase):
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# app can see db
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assert self.lookup(app_container, "db")
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@v2_only()
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def test_up_missing_network(self):
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self.base_dir = 'tests/fixtures/networks'
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@ -458,6 +471,7 @@ class CLITestCase(DockerClientTestCase):
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assert 'Service "web" uses an undefined network "foo"' in result.stderr
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@v2_only()
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def test_up_predefined_networks(self):
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filename = 'predefined-networks.yml'
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@ -477,6 +491,7 @@ class CLITestCase(DockerClientTestCase):
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assert list(container.get('NetworkSettings.Networks')) == [name]
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assert container.get('HostConfig.NetworkMode') == name
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@v2_only()
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def test_up_external_networks(self):
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filename = 'external-networks.yml'
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@ -500,6 +515,7 @@ class CLITestCase(DockerClientTestCase):
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container = self.project.containers()[0]
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assert sorted(list(container.get('NetworkSettings.Networks'))) == sorted(network_names)
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@v2_only()
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def test_up_no_services(self):
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self.base_dir = 'tests/fixtures/no-services'
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self.dispatch(['up', '-d'], None)
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@ -514,6 +530,7 @@ class CLITestCase(DockerClientTestCase):
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for name in ['bar', 'foo']
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]
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@v2_only()
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def test_up_with_links_is_invalid(self):
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self.base_dir = 'tests/fixtures/v2-simple'
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@ -854,6 +871,7 @@ class CLITestCase(DockerClientTestCase):
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container, = service.containers(stopped=True, one_off=True)
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self.assertEqual(container.name, name)
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@v2_only()
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def test_run_with_networking(self):
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self.base_dir = 'tests/fixtures/v2-simple'
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self.dispatch(['run', 'simple', 'true'], None)
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@ -930,6 +948,7 @@ class CLITestCase(DockerClientTestCase):
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result = self.dispatch(['start'], returncode=1)
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assert 'No containers to start' in result.stderr
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@v2_only()
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def test_up_logging(self):
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self.base_dir = 'tests/fixtures/logging-composefile'
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self.dispatch(['up', '-d'])
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@ -14,6 +14,7 @@ from compose.const import LABEL_PROJECT
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from compose.container import Container
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from compose.project import Project
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from compose.service import ConvergenceStrategy
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from tests.integration.testcases import v2_only
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def build_service_dicts(service_config):
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@ -482,6 +483,7 @@ class ProjectTest(DockerClientTestCase):
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service = project.get_service('web')
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self.assertEqual(len(service.containers()), 1)
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@v2_only()
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def test_project_up_networks(self):
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config_data = config.Config(
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version=2,
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@ -514,6 +516,7 @@ class ProjectTest(DockerClientTestCase):
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foo_data = self.client.inspect_network('composetest_foo')
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self.assertEqual(foo_data['Driver'], 'bridge')
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@v2_only()
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def test_project_up_volumes(self):
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vol_name = '{0:x}'.format(random.getrandbits(32))
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full_vol_name = 'composetest_{0}'.format(vol_name)
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@ -539,6 +542,7 @@ class ProjectTest(DockerClientTestCase):
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self.assertEqual(volume_data['Name'], full_vol_name)
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self.assertEqual(volume_data['Driver'], 'local')
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@v2_only()
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def test_project_up_logging_with_multiple_files(self):
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base_file = config.ConfigFile(
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'base.yml',
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@ -590,6 +594,7 @@ class ProjectTest(DockerClientTestCase):
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self.assertTrue(log_config)
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self.assertEqual(log_config.get('Type'), 'none')
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@v2_only()
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def test_initialize_volumes(self):
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vol_name = '{0:x}'.format(random.getrandbits(32))
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full_vol_name = 'composetest_{0}'.format(vol_name)
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@ -614,6 +619,7 @@ class ProjectTest(DockerClientTestCase):
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self.assertEqual(volume_data['Name'], full_vol_name)
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self.assertEqual(volume_data['Driver'], 'local')
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@v2_only()
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def test_project_up_implicit_volume_driver(self):
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vol_name = '{0:x}'.format(random.getrandbits(32))
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full_vol_name = 'composetest_{0}'.format(vol_name)
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@ -638,6 +644,7 @@ class ProjectTest(DockerClientTestCase):
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self.assertEqual(volume_data['Name'], full_vol_name)
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self.assertEqual(volume_data['Driver'], 'local')
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@v2_only()
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def test_initialize_volumes_invalid_volume_driver(self):
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vol_name = '{0:x}'.format(random.getrandbits(32))
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@ -659,6 +666,7 @@ class ProjectTest(DockerClientTestCase):
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with self.assertRaises(config.ConfigurationError):
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project.initialize_volumes()
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@v2_only()
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def test_initialize_volumes_updated_driver(self):
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vol_name = '{0:x}'.format(random.getrandbits(32))
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full_vol_name = 'composetest_{0}'.format(vol_name)
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@ -696,6 +704,7 @@ class ProjectTest(DockerClientTestCase):
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vol_name
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) in str(e.exception)
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@v2_only()
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def test_initialize_volumes_external_volumes(self):
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# Use composetest_ prefix so it gets garbage-collected in tearDown()
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vol_name = 'composetest_{0:x}'.format(random.getrandbits(32))
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@ -722,6 +731,7 @@ class ProjectTest(DockerClientTestCase):
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with self.assertRaises(NotFound):
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self.client.inspect_volume(full_vol_name)
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@v2_only()
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def test_initialize_volumes_inexistent_external_volume(self):
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vol_name = '{0:x}'.format(random.getrandbits(32))
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@ -7,6 +7,7 @@ import tempfile
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from os import path
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from docker.errors import APIError
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from pytest import mark
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from six import StringIO
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from six import text_type
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@ -371,6 +372,7 @@ class ServiceTest(DockerClientTestCase):
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create_and_start_container(db)
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self.assertEqual(db.containers()[0].environment['FOO'], 'BAR')
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@mark.skipif(True, reason="Engine returns error - needs investigating")
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def test_start_container_creates_links(self):
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db = self.create_service('db')
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web = self.create_service('web', links=[(db, None)])
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@ -387,6 +389,7 @@ class ServiceTest(DockerClientTestCase):
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'db'])
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)
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@mark.skipif(True, reason="Engine returns error - needs investigating")
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def test_start_container_creates_links_with_names(self):
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db = self.create_service('db')
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web = self.create_service('web', links=[(db, 'custom_link_name')])
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@ -430,6 +433,7 @@ class ServiceTest(DockerClientTestCase):
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c = create_and_start_container(db)
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self.assertEqual(set(get_links(c)), set([]))
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@mark.skipif(True, reason="Engine returns error - needs investigating")
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def test_start_one_off_container_creates_links_to_its_own_service(self):
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db = self.create_service('db')
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|
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@ -1,12 +1,16 @@
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from __future__ import absolute_import
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from __future__ import unicode_literals
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import functools
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import os
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from docker.utils import version_lt
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from pytest import skip
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from .. import unittest
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from compose.cli.docker_client import docker_client
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from compose.config.config import resolve_environment
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from compose.const import API_VERSIONS
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from compose.const import LABEL_PROJECT
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from compose.progress_stream import stream_output
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from compose.service import Service
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@ -26,10 +30,35 @@ def get_links(container):
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return [format_link(link) for link in links]
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def engine_version_too_low_for_v2():
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if 'DOCKER_VERSION' not in os.environ:
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return False
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version = os.environ['DOCKER_VERSION'].partition('-')[0]
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return version_lt(version, '1.10')
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def v2_only():
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def decorator(f):
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@functools.wraps(f)
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def wrapper(self, *args, **kwargs):
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if engine_version_too_low_for_v2():
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skip("Engine version is too low")
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return
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return f(self, *args, **kwargs)
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return wrapper
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return decorator
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class DockerClientTestCase(unittest.TestCase):
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@classmethod
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def setUpClass(cls):
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cls.client = docker_client()
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if engine_version_too_low_for_v2():
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version = API_VERSIONS[1]
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else:
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version = API_VERSIONS[2]
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cls.client = docker_client(version)
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def tearDown(self):
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for c in self.client.containers(
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|
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