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# Copyright (C) 2021 Red Hat, Inc., Nadia Pinaeva <npinaeva@redhat.com>
# This file is part of the sos project: https://github.com/sosreport/sos
#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions of
# version 2 of the GNU General Public License.
#
# See the LICENSE file in the source distribution for further information.
import json
from sos.policies.runtimes import ContainerRuntime
from sos.utilities import sos_get_command_output
from pipes import quote
class CrioContainerRuntime(ContainerRuntime):
"""Runtime class to use for systems running crio"""
name = 'crio'
binary = 'crictl'
def check_can_copy(self):
return False
def get_containers(self, get_all=False):
"""Get a list of containers present on the system.
:param get_all: If set, include stopped containers as well
:type get_all: ``bool``
"""
containers = []
_cmd = "%s ps %s -o json" % (self.binary, '-a' if get_all else '')
if self.active:
out = sos_get_command_output(_cmd, chroot=self.policy.sysroot)
if out["status"] == 0:
out_json = json.loads(out["output"])
for container in out_json["containers"]:
# takes the form (container_id, container_name)
containers.append(
(container["id"], container["metadata"]["name"]))
return containers
def get_images(self):
"""Get a list of images present on the system
:returns: A list of 2-tuples containing (image_name, image_id)
:rtype: ``list``
"""
images = []
if self.active:
out = sos_get_command_output("%s images -o json" % self.binary,
chroot=self.policy.sysroot)
if out['status'] == 0:
out_json = json.loads(out["output"])
for image in out_json["images"]:
# takes the form (repository:tag, image_id)
if len(image["repoTags"]) > 0:
for repo_tag in image["repoTags"]:
images.append((repo_tag, image["id"]))
else:
if len(image["repoDigests"]) == 0:
image_name = "<none>"
else:
image_name = image["repoDigests"][0].split("@")[0]
images.append((image_name + ":<none>", image["id"]))
return images
def fmt_container_cmd(self, container, cmd, quotecmd):
"""Format a command to run inside a container using the runtime
:param container: The name or ID of the container in which to run
:type container: ``str``
:param cmd: The command to run inside `container`
:type cmd: ``str``
:param quotecmd: Whether the cmd should be quoted.
:type quotecmd: ``bool``
:returns: Formatted string to run `cmd` inside `container`
:rtype: ``str``
"""
if quotecmd:
quoted_cmd = quote(cmd)
else:
quoted_cmd = cmd
container_id = self.get_container_by_name(container)
return "%s %s %s" % (self.run_cmd, container_id,
quoted_cmd) if container_id is not None else ''
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