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from .. import helpers |
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from .base import TEST_IMG, BaseAPIIntegrationTest |
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SECOND = 1000000000 |
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def wait_on_health_status(client, container, status): |
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def condition(): |
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res = client.inspect_container(container) |
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return res['State']['Health']['Status'] == status |
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return helpers.wait_on_condition(condition) |
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class HealthcheckTest(BaseAPIIntegrationTest): |
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@helpers.requires_api_version('1.24') |
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def test_healthcheck_shell_command(self): |
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container = self.client.create_container( |
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TEST_IMG, 'top', healthcheck={'test': 'echo "hello world"'}) |
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self.tmp_containers.append(container) |
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res = self.client.inspect_container(container) |
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assert res['Config']['Healthcheck']['Test'] == [ |
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'CMD-SHELL', 'echo "hello world"' |
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] |
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@helpers.requires_api_version('1.24') |
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def test_healthcheck_passes(self): |
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container = self.client.create_container( |
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TEST_IMG, 'top', healthcheck={ |
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'test': "true", |
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'interval': 1 * SECOND, |
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'timeout': 1 * SECOND, |
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'retries': 1, |
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}) |
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self.tmp_containers.append(container) |
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self.client.start(container) |
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wait_on_health_status(self.client, container, "healthy") |
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@helpers.requires_api_version('1.24') |
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def test_healthcheck_fails(self): |
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container = self.client.create_container( |
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TEST_IMG, 'top', healthcheck={ |
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'test': "false", |
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'interval': 1 * SECOND, |
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'timeout': 1 * SECOND, |
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'retries': 1, |
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}) |
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self.tmp_containers.append(container) |
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self.client.start(container) |
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wait_on_health_status(self.client, container, "unhealthy") |
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@helpers.requires_api_version('1.29') |
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def test_healthcheck_start_period(self): |
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container = self.client.create_container( |
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TEST_IMG, 'top', healthcheck={ |
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'test': "echo 'x' >> /counter.txt && " |
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"test `cat /counter.txt | wc -l` -ge 3", |
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'interval': 1 * SECOND, |
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'timeout': 1 * SECOND, |
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'retries': 1, |
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'start_period': 3 * SECOND |
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} |
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) |
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self.tmp_containers.append(container) |
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self.client.start(container) |
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wait_on_health_status(self.client, container, "healthy") |
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