mirror of
https://github.com/pre-commit/pre-commit.git
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Merge pull request #3535 from br-rhrbacek/fix-cgroups
Fix docker-in-docker detection for cgroups v2
This commit is contained in:
anthony sottile
GitHub
commit
cb63a5cb9a
2 changed files with 202 additions and 70 deletions
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@ -1,9 +1,11 @@
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from __future__ import annotations
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import contextlib
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import functools
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import hashlib
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import json
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import os
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import re
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from collections.abc import Sequence
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from pre_commit import lang_base
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@ -17,31 +19,33 @@ get_default_version = lang_base.basic_get_default_version
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health_check = lang_base.basic_health_check
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in_env = lang_base.no_env # no special environment for docker
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def _is_in_docker() -> bool:
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try:
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with open('/proc/1/cgroup', 'rb') as f:
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return b'docker' in f.read()
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except FileNotFoundError:
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return False
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_HOSTNAME_MOUNT_RE = re.compile(
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rb"""
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/containers
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(?:/overlay-containers)?
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/([a-z0-9]{64})
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(?:/userdata)?
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/hostname
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""",
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re.VERBOSE,
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)
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def _get_container_id() -> str:
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# It's assumed that we already check /proc/1/cgroup in _is_in_docker. The
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# cpuset cgroup controller existed since cgroups were introduced so this
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# way of getting the container ID is pretty reliable.
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with open('/proc/1/cgroup', 'rb') as f:
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for line in f.readlines():
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if line.split(b':')[1] == b'cpuset':
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return os.path.basename(line.split(b':')[2]).strip().decode()
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raise RuntimeError('Failed to find the container ID in /proc/1/cgroup.')
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def _get_container_id() -> str | None:
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with contextlib.suppress(FileNotFoundError):
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with open('/proc/1/mountinfo', 'rb') as f:
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for line in f:
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m = _HOSTNAME_MOUNT_RE.search(line)
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if m:
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return m[1].decode()
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return None
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def _get_docker_path(path: str) -> str:
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if not _is_in_docker():
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return path
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container_id = _get_container_id()
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if container_id is None:
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return path
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try:
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_, out, _ = cmd_output_b('docker', 'inspect', container_id)
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@ -14,40 +14,173 @@ from pre_commit.util import CalledProcessError
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from testing.language_helpers import run_language
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from testing.util import xfailif_windows
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DOCKER_CGROUP_EXAMPLE = b'''\
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12:hugetlb:/docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7
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11:blkio:/docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7
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10:freezer:/docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7
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9:cpu,cpuacct:/docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7
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8:pids:/docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7
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7:rdma:/
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6:net_cls,net_prio:/docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7
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5:cpuset:/docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7
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4:devices:/docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7
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3:memory:/docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7
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2:perf_event:/docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7
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1:name=systemd:/docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7
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0::/system.slice/containerd.service
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DOCKER_CGROUPS_V1_MOUNTINFO_EXAMPLE = b'''\
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759 717 0:52 / / rw,relatime master:300 - overlay overlay rw,lowerdir=/var/lib/docker/overlay2/l/PCPE5P5IVGM7CFCPJR353N3ONK:/var/lib/docker/overlay2/l/EQFSDHFAJ333VEMEJD4ZTRIZCB,upperdir=/var/lib/docker/overlay2/0d9f6bf186030d796505b87d6daa92297355e47641e283d3c09d83a7f221e462/diff,workdir=/var/lib/docker/overlay2/0d9f6bf186030d796505b87d6daa92297355e47641e283d3c09d83a7f221e462/work
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760 759 0:58 / /proc rw,nosuid,nodev,noexec,relatime - proc proc rw
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761 759 0:59 / /dev rw,nosuid - tmpfs tmpfs rw,size=65536k,mode=755,inode64
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762 761 0:60 / /dev/pts rw,nosuid,noexec,relatime - devpts devpts rw,gid=5,mode=620,ptmxmode=666
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763 759 0:61 / /sys ro,nosuid,nodev,noexec,relatime - sysfs sysfs ro
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764 763 0:62 / /sys/fs/cgroup rw,nosuid,nodev,noexec,relatime - tmpfs tmpfs rw,mode=755,inode64
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765 764 0:29 /docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7 /sys/fs/cgroup/systemd ro,nosuid,nodev,noexec,relatime master:11 - cgroup cgroup rw,xattr,name=systemd
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766 764 0:32 /docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7 /sys/fs/cgroup/rdma ro,nosuid,nodev,noexec,relatime master:15 - cgroup cgroup rw,rdma
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767 764 0:33 /docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7 /sys/fs/cgroup/cpu,cpuacct ro,nosuid,nodev,noexec,relatime master:16 - cgroup cgroup rw,cpu,cpuacct
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768 764 0:34 /docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7 /sys/fs/cgroup/cpuset ro,nosuid,nodev,noexec,relatime master:17 - cgroup cgroup rw,cpuset
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769 764 0:35 /docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7 /sys/fs/cgroup/pids ro,nosuid,nodev,noexec,relatime master:18 - cgroup cgroup rw,pids
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770 764 0:36 /docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7 /sys/fs/cgroup/memory ro,nosuid,nodev,noexec,relatime master:19 - cgroup cgroup rw,memory
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771 764 0:37 /docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7 /sys/fs/cgroup/perf_event ro,nosuid,nodev,noexec,relatime master:20 - cgroup cgroup rw,perf_event
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772 764 0:38 /docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7 /sys/fs/cgroup/net_cls,net_prio ro,nosuid,nodev,noexec,relatime master:21 - cgroup cgroup rw,net_cls,net_prio
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773 764 0:39 /docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7 /sys/fs/cgroup/blkio ro,nosuid,nodev,noexec,relatime master:22 - cgroup cgroup rw,blkio
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774 764 0:40 /docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7 /sys/fs/cgroup/misc ro,nosuid,nodev,noexec,relatime master:23 - cgroup cgroup rw,misc
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775 764 0:41 /docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7 /sys/fs/cgroup/hugetlb ro,nosuid,nodev,noexec,relatime master:24 - cgroup cgroup rw,hugetlb
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776 764 0:42 /docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7 /sys/fs/cgroup/devices ro,nosuid,nodev,noexec,relatime master:25 - cgroup cgroup rw,devices
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777 764 0:43 /docker/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7 /sys/fs/cgroup/freezer ro,nosuid,nodev,noexec,relatime master:26 - cgroup cgroup rw,freezer
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778 761 0:57 / /dev/mqueue rw,nosuid,nodev,noexec,relatime - mqueue mqueue rw
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779 761 0:63 / /dev/shm rw,nosuid,nodev,noexec,relatime - tmpfs shm rw,size=65536k,inode64
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780 759 8:5 /var/lib/docker/containers/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7/resolv.conf /etc/resolv.conf rw,relatime - ext4 /dev/sda5 rw,errors=remount-ro
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781 759 8:5 /var/lib/docker/containers/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7/hostname /etc/hostname rw,relatime - ext4 /dev/sda5 rw,errors=remount-ro
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782 759 8:5 /var/lib/docker/containers/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7/hosts /etc/hosts rw,relatime - ext4 /dev/sda5 rw,errors=remount-ro
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718 761 0:60 /0 /dev/console rw,nosuid,noexec,relatime - devpts devpts rw,gid=5,mode=620,ptmxmode=666
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719 760 0:58 /bus /proc/bus ro,nosuid,nodev,noexec,relatime - proc proc rw
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720 760 0:58 /fs /proc/fs ro,nosuid,nodev,noexec,relatime - proc proc rw
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721 760 0:58 /irq /proc/irq ro,nosuid,nodev,noexec,relatime - proc proc rw
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722 760 0:58 /sys /proc/sys ro,nosuid,nodev,noexec,relatime - proc proc rw
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723 760 0:58 /sysrq-trigger /proc/sysrq-trigger ro,nosuid,nodev,noexec,relatime - proc proc rw
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724 760 0:64 / /proc/asound ro,relatime - tmpfs tmpfs ro,inode64
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725 760 0:65 / /proc/acpi ro,relatime - tmpfs tmpfs ro,inode64
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726 760 0:59 /null /proc/kcore rw,nosuid - tmpfs tmpfs rw,size=65536k,mode=755,inode64
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727 760 0:59 /null /proc/keys rw,nosuid - tmpfs tmpfs rw,size=65536k,mode=755,inode64
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728 760 0:59 /null /proc/timer_list rw,nosuid - tmpfs tmpfs rw,size=65536k,mode=755,inode64
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729 760 0:66 / /proc/scsi ro,relatime - tmpfs tmpfs ro,inode64
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730 763 0:67 / /sys/firmware ro,relatime - tmpfs tmpfs ro,inode64
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731 763 0:68 / /sys/devices/virtual/powercap ro,relatime - tmpfs tmpfs ro,inode64
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''' # noqa: E501
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DOCKER_CGROUPS_V2_MOUNTINFO_EXAMPLE = b'''\
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721 386 0:45 / / rw,relatime master:218 - overlay overlay rw,lowerdir=/var/lib/docker/overlay2/l/QHZ7OM7P4AQD3XLG274ZPWAJCV:/var/lib/docker/overlay2/l/5RFG6SZWVGOG2NKEYXJDQCQYX5,upperdir=/var/lib/docker/overlay2/e4ad859fc5d4791932b9b976052f01fb0063e01de3cef916e40ae2121f6a166e/diff,workdir=/var/lib/docker/overlay2/e4ad859fc5d4791932b9b976052f01fb0063e01de3cef916e40ae2121f6a166e/work,nouserxattr
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722 721 0:48 / /proc rw,nosuid,nodev,noexec,relatime - proc proc rw
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723 721 0:50 / /dev rw,nosuid - tmpfs tmpfs rw,size=65536k,mode=755,inode64
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724 723 0:51 / /dev/pts rw,nosuid,noexec,relatime - devpts devpts rw,gid=5,mode=620,ptmxmode=666
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725 721 0:52 / /sys ro,nosuid,nodev,noexec,relatime - sysfs sysfs ro
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726 725 0:26 / /sys/fs/cgroup ro,nosuid,nodev,noexec,relatime - cgroup2 cgroup rw,nsdelegate,memory_recursiveprot
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727 723 0:47 / /dev/mqueue rw,nosuid,nodev,noexec,relatime - mqueue mqueue rw
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728 723 0:53 / /dev/shm rw,nosuid,nodev,noexec,relatime - tmpfs shm rw,size=65536k,inode64
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729 721 8:3 /var/lib/docker/containers/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7/resolv.conf /etc/resolv.conf rw,relatime - ext4 /dev/sda3 rw,errors=remount-ro
|
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730 721 8:3 /var/lib/docker/containers/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7/hostname /etc/hostname rw,relatime - ext4 /dev/sda3 rw,errors=remount-ro
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731 721 8:3 /var/lib/docker/containers/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7/hosts /etc/hosts rw,relatime - ext4 /dev/sda3 rw,errors=remount-ro
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387 723 0:51 /0 /dev/console rw,nosuid,noexec,relatime - devpts devpts rw,gid=5,mode=620,ptmxmode=666
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388 722 0:48 /bus /proc/bus ro,nosuid,nodev,noexec,relatime - proc proc rw
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389 722 0:48 /fs /proc/fs ro,nosuid,nodev,noexec,relatime - proc proc rw
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525 722 0:48 /irq /proc/irq ro,nosuid,nodev,noexec,relatime - proc proc rw
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526 722 0:48 /sys /proc/sys ro,nosuid,nodev,noexec,relatime - proc proc rw
|
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571 722 0:48 /sysrq-trigger /proc/sysrq-trigger ro,nosuid,nodev,noexec,relatime - proc proc rw
|
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572 722 0:57 / /proc/asound ro,relatime - tmpfs tmpfs ro,inode64
|
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575 722 0:58 / /proc/acpi ro,relatime - tmpfs tmpfs ro,inode64
|
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576 722 0:50 /null /proc/kcore rw,nosuid - tmpfs tmpfs rw,size=65536k,mode=755,inode64
|
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577 722 0:50 /null /proc/keys rw,nosuid - tmpfs tmpfs rw,size=65536k,mode=755,inode64
|
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578 722 0:50 /null /proc/timer_list rw,nosuid - tmpfs tmpfs rw,size=65536k,mode=755,inode64
|
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579 722 0:59 / /proc/scsi ro,relatime - tmpfs tmpfs ro,inode64
|
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580 725 0:60 / /sys/firmware ro,relatime - tmpfs tmpfs ro,inode64
|
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''' # noqa: E501
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PODMAN_CGROUPS_V1_MOUNTINFO_EXAMPLE = b'''\
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1200 915 0:57 / / rw,relatime - overlay overlay rw,lowerdir=/home/asottile/.local/share/containers/storage/overlay/l/ZWAU3VY3ZHABQJRBUAFPBX7R5D,upperdir=/home/asottile/.local/share/containers/storage/overlay/72504ef163fda63838930450553b7306412ccad139a007626732b3dc43af5200/diff,workdir=/home/asottile/.local/share/containers/storage/overlay/72504ef163fda63838930450553b7306412ccad139a007626732b3dc43af5200/work,volatile,userxattr
|
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1204 1200 0:62 / /proc rw,nosuid,nodev,noexec,relatime - proc proc rw
|
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1205 1200 0:63 / /dev rw,nosuid - tmpfs tmpfs rw,size=65536k,mode=755,uid=1000,gid=1000,inode64
|
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1206 1200 0:64 / /sys ro,nosuid,nodev,noexec,relatime - sysfs sysfs rw
|
||||
1207 1205 0:65 / /dev/pts rw,nosuid,noexec,relatime - devpts devpts rw,gid=100004,mode=620,ptmxmode=666
|
||||
1208 1205 0:61 / /dev/mqueue rw,nosuid,nodev,noexec,relatime - mqueue mqueue rw
|
||||
1209 1200 0:53 /containers/overlay-containers/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7/userdata/.containerenv /run/.containerenv rw,nosuid,nodev,relatime - tmpfs tmpfs rw,size=814036k,mode=700,uid=1000,gid=1000,inode64
|
||||
1210 1200 0:53 /containers/overlay-containers/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7/userdata/resolv.conf /etc/resolv.conf rw,nosuid,nodev,relatime - tmpfs tmpfs rw,size=814036k,mode=700,uid=1000,gid=1000,inode64
|
||||
1211 1200 0:53 /containers/overlay-containers/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7/userdata/hosts /etc/hosts rw,nosuid,nodev,relatime - tmpfs tmpfs rw,size=814036k,mode=700,uid=1000,gid=1000,inode64
|
||||
1212 1205 0:56 / /dev/shm rw,relatime - tmpfs shm rw,size=64000k,uid=1000,gid=1000,inode64
|
||||
1213 1200 0:53 /containers/overlay-containers/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7/userdata/hostname /etc/hostname rw,nosuid,nodev,relatime - tmpfs tmpfs rw,size=814036k,mode=700,uid=1000,gid=1000,inode64
|
||||
1214 1206 0:66 / /sys/fs/cgroup rw,nosuid,nodev,noexec,relatime - tmpfs cgroup rw,size=1024k,uid=1000,gid=1000,inode64
|
||||
1215 1214 0:43 / /sys/fs/cgroup/freezer ro,nosuid,nodev,noexec,relatime - cgroup cgroup rw,freezer
|
||||
1216 1214 0:42 /user.slice /sys/fs/cgroup/devices ro,nosuid,nodev,noexec,relatime - cgroup cgroup rw,devices
|
||||
1217 1214 0:41 / /sys/fs/cgroup/hugetlb ro,nosuid,nodev,noexec,relatime - cgroup cgroup rw,hugetlb
|
||||
1218 1214 0:40 / /sys/fs/cgroup/misc ro,nosuid,nodev,noexec,relatime - cgroup cgroup rw,misc
|
||||
1219 1214 0:39 / /sys/fs/cgroup/blkio ro,nosuid,nodev,noexec,relatime - cgroup cgroup rw,blkio
|
||||
1220 1214 0:38 / /sys/fs/cgroup/net_cls,net_prio ro,nosuid,nodev,noexec,relatime - cgroup cgroup rw,net_cls,net_prio
|
||||
1221 1214 0:37 / /sys/fs/cgroup/perf_event ro,nosuid,nodev,noexec,relatime - cgroup cgroup rw,perf_event
|
||||
1222 1214 0:36 /user.slice/user-1000.slice/user@1000.service /sys/fs/cgroup/memory ro,nosuid,nodev,noexec,relatime - cgroup cgroup rw,memory
|
||||
1223 1214 0:35 /user.slice/user-1000.slice/user@1000.service /sys/fs/cgroup/pids ro,nosuid,nodev,noexec,relatime - cgroup cgroup rw,pids
|
||||
1224 1214 0:34 / /sys/fs/cgroup/cpuset ro,nosuid,nodev,noexec,relatime - cgroup cgroup rw,cpuset
|
||||
1225 1214 0:33 / /sys/fs/cgroup/cpu,cpuacct ro,nosuid,nodev,noexec,relatime - cgroup cgroup rw,cpu,cpuacct
|
||||
1226 1214 0:32 / /sys/fs/cgroup/rdma ro,nosuid,nodev,noexec,relatime - cgroup cgroup rw,rdma
|
||||
1227 1214 0:29 /user.slice/user-1000.slice/user@1000.service/apps.slice/apps-org.gnome.Terminal.slice/vte-spawn-0c50448e-b395-4d76-8b92-379f16e5066f.scope /sys/fs/cgroup/systemd ro,nosuid,nodev,noexec,relatime - cgroup cgroup rw,xattr,name=systemd
|
||||
1228 1205 0:5 /null /dev/null rw,nosuid,noexec,relatime - devtmpfs udev rw,size=4031656k,nr_inodes=1007914,mode=755,inode64
|
||||
1229 1205 0:5 /zero /dev/zero rw,nosuid,noexec,relatime - devtmpfs udev rw,size=4031656k,nr_inodes=1007914,mode=755,inode64
|
||||
1230 1205 0:5 /full /dev/full rw,nosuid,noexec,relatime - devtmpfs udev rw,size=4031656k,nr_inodes=1007914,mode=755,inode64
|
||||
1231 1205 0:5 /tty /dev/tty rw,nosuid,noexec,relatime - devtmpfs udev rw,size=4031656k,nr_inodes=1007914,mode=755,inode64
|
||||
1232 1205 0:5 /random /dev/random rw,nosuid,noexec,relatime - devtmpfs udev rw,size=4031656k,nr_inodes=1007914,mode=755,inode64
|
||||
1233 1205 0:5 /urandom /dev/urandom rw,nosuid,noexec,relatime - devtmpfs udev rw,size=4031656k,nr_inodes=1007914,mode=755,inode64
|
||||
1234 1204 0:67 / /proc/acpi ro,relatime - tmpfs tmpfs rw,size=0k,uid=1000,gid=1000,inode64
|
||||
1235 1204 0:5 /null /proc/kcore rw,nosuid,noexec,relatime - devtmpfs udev rw,size=4031656k,nr_inodes=1007914,mode=755,inode64
|
||||
1236 1204 0:5 /null /proc/keys rw,nosuid,noexec,relatime - devtmpfs udev rw,size=4031656k,nr_inodes=1007914,mode=755,inode64
|
||||
1237 1204 0:5 /null /proc/timer_list rw,nosuid,noexec,relatime - devtmpfs udev rw,size=4031656k,nr_inodes=1007914,mode=755,inode64
|
||||
1238 1204 0:68 / /proc/scsi ro,relatime - tmpfs tmpfs rw,size=0k,uid=1000,gid=1000,inode64
|
||||
1239 1206 0:69 / /sys/firmware ro,relatime - tmpfs tmpfs rw,size=0k,uid=1000,gid=1000,inode64
|
||||
1240 1206 0:70 / /sys/dev/block ro,relatime - tmpfs tmpfs rw,size=0k,uid=1000,gid=1000,inode64
|
||||
1241 1204 0:62 /asound /proc/asound ro,relatime - proc proc rw
|
||||
1242 1204 0:62 /bus /proc/bus ro,relatime - proc proc rw
|
||||
1243 1204 0:62 /fs /proc/fs ro,relatime - proc proc rw
|
||||
1244 1204 0:62 /irq /proc/irq ro,relatime - proc proc rw
|
||||
1245 1204 0:62 /sys /proc/sys ro,relatime - proc proc rw
|
||||
1256 1204 0:62 /sysrq-trigger /proc/sysrq-trigger ro,relatime - proc proc rw
|
||||
916 1205 0:65 /0 /dev/console rw,relatime - devpts devpts rw,gid=100004,mode=620,ptmxmode=666
|
||||
''' # noqa: E501
|
||||
|
||||
PODMAN_CGROUPS_V2_MOUNTINFO_EXAMPLE = b'''\
|
||||
685 690 0:63 /containers/overlay-containers/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7/userdata/resolv.conf /etc/resolv.conf rw,nosuid,nodev,relatime - tmpfs tmpfs rw,size=1637624k,nr_inodes=409406,mode=700,uid=1000,gid=1000,inode64
|
||||
686 690 0:63 /containers/overlay-containers/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7/userdata/hosts /etc/hosts rw,nosuid,nodev,relatime - tmpfs tmpfs rw,size=1637624k,nr_inodes=409406,mode=700,uid=1000,gid=1000,inode64
|
||||
687 692 0:50 / /dev/shm rw,nosuid,nodev,noexec,relatime - tmpfs shm rw,size=64000k,uid=1000,gid=1000,inode64
|
||||
688 690 0:63 /containers/overlay-containers/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7/userdata/.containerenv /run/.containerenv rw,nosuid,nodev,relatime - tmpfs tmpfs rw,size=1637624k,nr_inodes=409406,mode=700,uid=1000,gid=1000,inode64
|
||||
689 690 0:63 /containers/overlay-containers/c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7/userdata/hostname /etc/hostname rw,nosuid,nodev,relatime - tmpfs tmpfs rw,size=1637624k,nr_inodes=409406,mode=700,uid=1000,gid=1000,inode64
|
||||
690 546 0:55 / / rw,relatime - overlay overlay rw,lowerdir=/home/asottile/.local/share/containers/storage/overlay/l/NPOHYOD3PI3YW6TQSGBOVOUSK6,upperdir=/home/asottile/.local/share/containers/storage/overlay/565c206fb79f876ffd5f069b8bd7a97fb5e47d5d07396b0c395a4ed6725d4a8e/diff,workdir=/home/asottile/.local/share/containers/storage/overlay/565c206fb79f876ffd5f069b8bd7a97fb5e47d5d07396b0c395a4ed6725d4a8e/work,redirect_dir=nofollow,uuid=on,volatile,userxattr
|
||||
691 690 0:59 / /proc rw,nosuid,nodev,noexec,relatime - proc proc rw
|
||||
692 690 0:61 / /dev rw,nosuid - tmpfs tmpfs rw,size=65536k,mode=755,uid=1000,gid=1000,inode64
|
||||
693 690 0:62 / /sys ro,nosuid,nodev,noexec,relatime - sysfs sysfs rw
|
||||
694 692 0:66 / /dev/pts rw,nosuid,noexec,relatime - devpts devpts rw,gid=100004,mode=620,ptmxmode=666
|
||||
695 692 0:58 / /dev/mqueue rw,nosuid,nodev,noexec,relatime - mqueue mqueue rw
|
||||
696 693 0:28 / /sys/fs/cgroup ro,nosuid,nodev,noexec,relatime - cgroup2 cgroup2 rw,nsdelegate,memory_recursiveprot
|
||||
698 692 0:6 /null /dev/null rw,nosuid,noexec,relatime - devtmpfs udev rw,size=8147812k,nr_inodes=2036953,mode=755,inode64
|
||||
699 692 0:6 /zero /dev/zero rw,nosuid,noexec,relatime - devtmpfs udev rw,size=8147812k,nr_inodes=2036953,mode=755,inode64
|
||||
700 692 0:6 /full /dev/full rw,nosuid,noexec,relatime - devtmpfs udev rw,size=8147812k,nr_inodes=2036953,mode=755,inode64
|
||||
701 692 0:6 /tty /dev/tty rw,nosuid,noexec,relatime - devtmpfs udev rw,size=8147812k,nr_inodes=2036953,mode=755,inode64
|
||||
702 692 0:6 /random /dev/random rw,nosuid,noexec,relatime - devtmpfs udev rw,size=8147812k,nr_inodes=2036953,mode=755,inode64
|
||||
703 692 0:6 /urandom /dev/urandom rw,nosuid,noexec,relatime - devtmpfs udev rw,size=8147812k,nr_inodes=2036953,mode=755,inode64
|
||||
704 691 0:67 / /proc/acpi ro,relatime - tmpfs tmpfs rw,size=0k,uid=1000,gid=1000,inode64
|
||||
705 691 0:6 /null /proc/kcore ro,nosuid,relatime - devtmpfs udev rw,size=8147812k,nr_inodes=2036953,mode=755,inode64
|
||||
706 691 0:6 /null /proc/keys ro,nosuid,relatime - devtmpfs udev rw,size=8147812k,nr_inodes=2036953,mode=755,inode64
|
||||
707 691 0:6 /null /proc/latency_stats ro,nosuid,relatime - devtmpfs udev rw,size=8147812k,nr_inodes=2036953,mode=755,inode64
|
||||
708 691 0:6 /null /proc/timer_list ro,nosuid,relatime - devtmpfs udev rw,size=8147812k,nr_inodes=2036953,mode=755,inode64
|
||||
709 691 0:68 / /proc/scsi ro,relatime - tmpfs tmpfs rw,size=0k,uid=1000,gid=1000,inode64
|
||||
710 693 0:69 / /sys/firmware ro,relatime - tmpfs tmpfs rw,size=0k,uid=1000,gid=1000,inode64
|
||||
711 693 0:70 / /sys/dev/block ro,relatime - tmpfs tmpfs rw,size=0k,uid=1000,gid=1000,inode64
|
||||
712 693 0:71 / /sys/devices/virtual/powercap ro,relatime - tmpfs tmpfs rw,size=0k,uid=1000,gid=1000,inode64
|
||||
713 691 0:59 /asound /proc/asound ro,nosuid,nodev,noexec,relatime - proc proc rw
|
||||
714 691 0:59 /bus /proc/bus ro,nosuid,nodev,noexec,relatime - proc proc rw
|
||||
715 691 0:59 /fs /proc/fs ro,nosuid,nodev,noexec,relatime - proc proc rw
|
||||
716 691 0:59 /irq /proc/irq ro,nosuid,nodev,noexec,relatime - proc proc rw
|
||||
717 691 0:59 /sys /proc/sys ro,nosuid,nodev,noexec,relatime - proc proc rw
|
||||
718 691 0:59 /sysrq-trigger /proc/sysrq-trigger ro,nosuid,nodev,noexec,relatime - proc proc rw
|
||||
547 692 0:66 /0 /dev/console rw,relatime - devpts devpts rw,gid=100004,mode=620,ptmxmode=666
|
||||
''' # noqa: E501
|
||||
|
||||
# The ID should match the above cgroup example.
|
||||
CONTAINER_ID = 'c33988ec7651ebc867cb24755eaf637a6734088bc7eef59d5799293a9e5450f7' # noqa: E501
|
||||
|
||||
NON_DOCKER_CGROUP_EXAMPLE = b'''\
|
||||
12:perf_event:/
|
||||
11:hugetlb:/
|
||||
10:devices:/
|
||||
9:blkio:/
|
||||
8:rdma:/
|
||||
7:cpuset:/
|
||||
6:cpu,cpuacct:/
|
||||
5:freezer:/
|
||||
4:memory:/
|
||||
3:pids:/
|
||||
2:net_cls,net_prio:/
|
||||
1:name=systemd:/init.scope
|
||||
0::/init.scope
|
||||
'''
|
||||
NON_DOCKER_MOUNTINFO_EXAMPLE = b'''\
|
||||
21 27 0:19 / /sys rw,nosuid,nodev,noexec,relatime shared:7 - sysfs sysfs rw
|
||||
22 27 0:20 / /proc rw,nosuid,nodev,noexec,relatime shared:14 - proc proc rw
|
||||
23 27 0:5 / /dev rw,nosuid,relatime shared:2 - devtmpfs udev rw,size=10219484k,nr_inodes=2554871,mode=755,inode64
|
||||
24 23 0:21 / /dev/pts rw,nosuid,noexec,relatime shared:3 - devpts devpts rw,gid=5,mode=620,ptmxmode=000
|
||||
25 27 0:22 / /run rw,nosuid,nodev,noexec,relatime shared:5 - tmpfs tmpfs rw,size=2047768k,mode=755,inode64
|
||||
27 1 8:2 / / rw,relatime shared:1 - ext4 /dev/sda2 rw,errors=remount-ro
|
||||
28 21 0:6 / /sys/kernel/security rw,nosuid,nodev,noexec,relatime shared:8 - securityfs securityfs rw
|
||||
29 23 0:24 / /dev/shm rw,nosuid,nodev shared:4 - tmpfs tmpfs rw,inode64
|
||||
30 25 0:25 / /run/lock rw,nosuid,nodev,noexec,relatime shared:6 - tmpfs tmpfs rw,size=5120k,inode64
|
||||
''' # noqa: E501
|
||||
|
||||
|
||||
def test_docker_fallback_user():
|
||||
|
|
@ -99,9 +232,9 @@ def test_docker_user_non_rootless(info_ret):
|
|||
assert docker.get_docker_user() != ()
|
||||
|
||||
|
||||
def test_in_docker_no_file():
|
||||
def test_container_id_no_file():
|
||||
with mock.patch.object(builtins, 'open', side_effect=FileNotFoundError):
|
||||
assert docker._is_in_docker() is False
|
||||
assert docker._get_container_id() is None
|
||||
|
||||
|
||||
def _mock_open(data):
|
||||
|
|
@ -113,38 +246,33 @@ def _mock_open(data):
|
|||
)
|
||||
|
||||
|
||||
def test_in_docker_docker_in_file():
|
||||
with _mock_open(DOCKER_CGROUP_EXAMPLE):
|
||||
assert docker._is_in_docker() is True
|
||||
|
||||
|
||||
def test_in_docker_docker_not_in_file():
|
||||
with _mock_open(NON_DOCKER_CGROUP_EXAMPLE):
|
||||
assert docker._is_in_docker() is False
|
||||
def test_container_id_not_in_file():
|
||||
with _mock_open(NON_DOCKER_MOUNTINFO_EXAMPLE):
|
||||
assert docker._get_container_id() is None
|
||||
|
||||
|
||||
def test_get_container_id():
|
||||
with _mock_open(DOCKER_CGROUP_EXAMPLE):
|
||||
with _mock_open(DOCKER_CGROUPS_V1_MOUNTINFO_EXAMPLE):
|
||||
assert docker._get_container_id() == CONTAINER_ID
|
||||
with _mock_open(DOCKER_CGROUPS_V2_MOUNTINFO_EXAMPLE):
|
||||
assert docker._get_container_id() == CONTAINER_ID
|
||||
with _mock_open(PODMAN_CGROUPS_V1_MOUNTINFO_EXAMPLE):
|
||||
assert docker._get_container_id() == CONTAINER_ID
|
||||
with _mock_open(PODMAN_CGROUPS_V2_MOUNTINFO_EXAMPLE):
|
||||
assert docker._get_container_id() == CONTAINER_ID
|
||||
|
||||
|
||||
def test_get_container_id_failure():
|
||||
with _mock_open(b''), pytest.raises(RuntimeError):
|
||||
docker._get_container_id()
|
||||
|
||||
|
||||
def test_get_docker_path_not_in_docker_returns_same():
|
||||
with mock.patch.object(docker, '_is_in_docker', return_value=False):
|
||||
with _mock_open(b''):
|
||||
assert docker._get_docker_path('abc') == 'abc'
|
||||
|
||||
|
||||
@pytest.fixture
|
||||
def in_docker():
|
||||
with mock.patch.object(docker, '_is_in_docker', return_value=True):
|
||||
with mock.patch.object(
|
||||
docker, '_get_container_id', return_value=CONTAINER_ID,
|
||||
):
|
||||
yield
|
||||
with mock.patch.object(
|
||||
docker, '_get_container_id', return_value=CONTAINER_ID,
|
||||
):
|
||||
yield
|
||||
|
||||
|
||||
def _linux_commonpath():
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue