93 lines
3.4 KiB
Python
93 lines
3.4 KiB
Python
# 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 shlex import quote
|
|
from sos.policies.runtimes import ContainerRuntime
|
|
from sos.utilities import sos_get_command_output
|
|
|
|
|
|
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 = f"{self.binary} ps {'-a' if get_all else ''} -o json"
|
|
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(f"{self.binary} images -o json",
|
|
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 (f"{self.run_cmd} {container_id} {quoted_cmd}"
|
|
if container_id is not None else '')
|
|
|
|
# vim: set et ts=4 sw=4 :
|