def get_processes():
"""Computes the response of the '/cluster/resources/processes' endpoint.
Returns:
The processes of the context graph.
"""
processes = []
gs = app.context_graph_global_state
try:
for node in kubernetes.get_nodes(gs):
node_id = node['id']
docker_host = node_id
for container in docker.get_containers(gs, docker_host):
container_id = container['id']
processes.extend(docker.get_processes(gs, docker_host, container_id))
except collector_error.CollectorError as e:
return flask.jsonify(utilities.make_error(str(e)))
except:
msg = 'get_processes() failed with exception %s' % sys.exc_info()[0]
app.logger.exception(msg)
return flask.jsonify(utilities.make_error(msg))
return flask.jsonify(utilities.make_response(processes, 'resources'))
def get_processes():
"""Computes the response of the '/cluster/resources/processes' endpoint.
Returns:
The processes of the context graph.
"""
processes = []
gs = app.context_graph_global_state
try:
for node in kubernetes.get_nodes(gs):
node_id = node['id']
docker_host = node_id
for container in docker.get_containers(gs, docker_host):
container_id = container['id']
processes.extend(
docker.get_processes(gs, docker_host, container_id))
except collector_error.CollectorError as e:
return flask.jsonify(utilities.make_error(str(e)))
except:
msg = 'get_processes() failed with exception %s' % sys.exc_info()[0]
app.logger.exception(msg)
return flask.jsonify(utilities.make_error(msg))
return flask.jsonify(utilities.make_response(processes, 'resources'))
def _do_compute_container(gs, docker_host, pod_guid, container, g):
assert isinstance(gs, global_state.GlobalState)
assert utilities.valid_string(docker_host)
assert utilities.valid_string(pod_guid)
assert utilities.is_wrapped_object(container, 'Container')
assert isinstance(g, ContextGraph)
container_id = container['id']
container_guid = 'Container:' + container_id
# TODO(vasbala): container_id is too verbose?
g.add_resource(container_guid, container['annotations'],
'Container', container['timestamp'],
container['properties'])
# Pod contains Container
g.add_relation(pod_guid, container_guid, 'contains')
# Processes in a Container
for process in docker.get_processes(gs, docker_host, container_id):
process_id = process['id']
process_guid = 'Process:' + process_id
g.add_resource(process_guid, process['annotations'],
'Process', process['timestamp'], process['properties'])
# Container contains Process
g.add_relation(container_guid, process_guid, 'contains')
# Image from which this Container was created
image_id = utilities.get_attribute(
container, ['properties', 'Config', 'Image'])
if not utilities.valid_string(image_id):
# Image ID not found
return
image = docker.get_image(gs, docker_host, image_id)
if image is None:
# image not found
return
image_guid = 'Image:' + image['id']
# Add the image to the graph only if we have not added it before.
g.add_resource(image_guid, image['annotations'], 'Image',
image['timestamp'], image['properties'])
# Container createdFrom Image
g.add_relation(container_guid, image_guid, 'createdFrom')
def _do_compute_container(gs, docker_host, pod_guid, container, g):
assert isinstance(gs, global_state.GlobalState)
assert utilities.valid_string(docker_host)
assert utilities.valid_string(pod_guid)
assert utilities.is_wrapped_object(container, 'Container')
assert isinstance(g, ContextGraph)
container_id = container['id']
container_guid = 'Container:' + container_id
# TODO(vasbala): container_id is too verbose?
g.add_resource(container_guid, container['annotations'], 'Container',
container['timestamp'], container['properties'])
# Pod contains Container
g.add_relation(pod_guid, container_guid, 'contains')
# Processes in a Container
for process in docker.get_processes(gs, docker_host, container_id):
process_id = process['id']
process_guid = 'Process:' + process_id
g.add_resource(process_guid, process['annotations'], 'Process',
process['timestamp'], process['properties'])
# Container contains Process
g.add_relation(container_guid, process_guid, 'contains')
image = docker.get_image(gs, docker_host, container)
if image is None:
# image not found
return
image_guid = 'Image:' + image['id']
# Add the image to the graph only if we have not added it before.
g.add_resource(image_guid, image['annotations'], 'Image',
image['timestamp'], image['properties'])
# Container createdFrom Image
g.add_relation(container_guid, image_guid, 'createdFrom')