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Cumulus Linux

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If you are using the current version of Cumulus Linux, the content on this page may not be up to date. The current version of the documentation is available here. If you are redirected to the main page of the user guide, then this page may have been renamed; please search for it there.

Troubleshooting the etc Directory

The cl-support script replicates the /etc directory, however, it excludes certain files, such as /etc/nologin, which prevents unprivileged users from logging into the system.

The following shows example output from ls -l on the /etc directory structure, which cl-support creates.

cumulus@leaf02:mgmt:~$ ls -l /etc
total 1040
drwxr-xr-x 3 root root    4096 Apr 26 10:08 acpi
-rw-r--r-- 1 root root    3040 May 25  2023 adduser.conf
drwxr-xr-x 2 root root    4096 Apr 26 11:21 alternatives
drwxr-xr-x 3 root root    4096 Apr 26 10:04 apparmor
drwxr-xr-x 6 root root    4096 Apr 26 10:09 apparmor.d
drwxr-xr-x 8 root root    4096 Apr 26 11:26 apt
drwxr-x--- 4 root root    4096 Apr 26 10:09 audit
-rw-r--r-- 1 root root    2119 Apr 26 10:08 bash.bashrc
-rw-r--r-- 1 root root      45 Jan 24  2020 bash_completion
drwxr-xr-x 2 root root    4096 Apr 26 10:10 bash_completion.d
-rw-r--r-- 1 root root     367 Apr 10 07:01 bindresvport.blacklist
drwxr-xr-x 2 root root    4096 Jan 26 21:48 binfmt.d
drwxr-xr-x 3 root root    4096 Apr 26 10:05 ca-certificates
-rw-r--r-- 1 root root    5989 Apr 26 10:08 ca-certificates.conf
drwxr-xr-x 2 root root    4096 Apr 26 10:08 console-setup
drwxr-xr-x 2 root root    4096 Apr 26 10:08 containerd
drwxr-xr-x 2 root root    4096 Apr 26 10:08 cracklib
drwxr-xr-x 2 root root    4096 Apr 26 10:09 cron.d
drwxr-xr-x 2 root root    4096 Apr 26 10:08 cron.daily
drwxr-xr-x 2 root root    4096 Apr 26 10:03 cron.hourly
drwxr-xr-x 2 root root    4096 Apr 26 10:08 cron.monthly
-rw-r--r-- 1 root root    1042 Mar  2  2023 crontab
drwxr-xr-x 2 root root    4096 Apr 26 10:08 cron.weekly
drwxr-xr-x 2 root root    4096 Apr 26 10:03 cron.yearly
drwxr-xr-x 7 root root    4096 Apr 27 21:43 cumulus
-rw-r--r-- 1 root root       0 Apr 26 16:07 cumulus-firstboot-after-networking-done
-rw-r--r-- 1 root root       0 Apr 26 11:22 cumulus-firstboot-done
drwxr-xr-x 4 root root    4096 Apr 26 10:04 dbus-1
-rw-r--r-- 1 root root    2969 Jan  8  2023 debconf.conf
-rw-r--r-- 1 root root       5 Jan 28 21:20 debian_version
drwxr-xr-x 4 root root    4096 Apr 26 11:25 default
-rw-r--r-- 1 root root    1706 May 25  2023 deluser.conf
drwxr-xr-x 4 root root    4096 Apr 26 10:08 dhcp
drwxr-xr-x 3 root root    4096 Apr 26 10:08 dhcpsnoop
drwxr-xr-x 2 root root    4096 Apr 26 10:08 discover.conf.d
-rw-r--r-- 1 root root     346 Jul 16  2005 discover-modprobe.conf
-rw-r--r-- 1 root root   27885 Jan 13  2023 dnsmasq.conf
drwxr-xr-x 2 root root    4096 Apr 26 10:06 dnsmasq.d
drwxr-xr-x 2 root root    4096 Apr 26 10:09 docker
drwxr-xr-x 4 root root    4096 Apr 26 10:03 dpkg
-rw-r--r-- 1 root root      85 Apr 19 12:05 e2fsck.conf
-rw-r--r-- 1 root root     685 Mar  5  2023 e2scrub.conf
-rw-r--r-- 1 root root       0 Apr 26 10:03 environment
drwxr-xr-x 3 root root    4096 Apr 26 10:04 etc
-rw-r--r-- 1 root root    1853 Oct 17  2022 ethertypes
drwxr-xr-x 2 root root    4096 Apr 26 11:24 firefly_servo
drwxr-xr-x 4 root root    4096 Apr 26 10:08 fonts
drwxr-xr-x 2 root root    4096 Apr 26 10:08 freeipmi
drwxr-x--- 2 frr  frr     4096 Apr 27 21:43 frr
-rw------- 1 root root     471 Apr 26 11:21 fstab
-rw-r--r-- 1 root root    2584 Jul 29  2022 gai.conf
-rw-r--r-- 1 root root    3886 Jan 14  2023 gprofng.rc
drwxr-xr-x 2 root root    4096 Apr 26 10:03 groff
-rw-r--r-- 1 root root     852 Apr 26 11:24 group
-rw-r--r-- 1 root root     894 Apr 26 10:10 group-
drwxr-xr-x 2 root root    4096 Apr 26 11:21 grub.d
-rw-r----- 1 root shadow   705 Apr 26 11:24 gshadow
-rw-r----- 1 root shadow   747 Apr 26 10:10 gshadow-
drwxr-xr-x 3 root root    4096 Apr 26 10:03 gss
-rw-r--r-- 1 root root    4436 Oct  6  2022 hdparm.conf
drwxr-xr-x 2 root root    4096 Apr 26 10:09 hostapd
-rw-r----- 1 root root     669 Apr 26 11:24 hostapd.conf
-rw-r--r-- 1 root root       9 Aug  7  2006 host.conf
-rw-r--r-- 1 root root     150 Apr 26 16:06 hostname
-rw-r--r-- 1 root root     306 Apr 26 16:06 hosts
-rw-r--r-- 1 root root     411 Apr 26 10:08 hosts.allow
-rw-r--r-- 1 root root     711 Apr 26 10:08 hosts.deny
drwxr-xr-x 3 root root    4096 Apr 26 10:06 hsflowd
-rw-r--r-- 1 root root    1010 Mar 15 06:40 hsflowd.conf
drwxr-xr-x 2 root root    4096 Apr 26 11:21 hw_init.d
-rw-r--r-- 1 root root     258 Apr 26 10:21 image-release
drwxr-xr-x 2 root root    4096 Apr 26 10:09 init
drwxr-xr-x 2 root root    4096 Apr 26 10:10 init.d
drwxr-xr-x 5 root root    4096 Apr 26 10:09 initramfs-tools
-rw-r--r-- 1 root root    1875 Jan  3  2023 inputrc
drwxr-xr-x 3 root root    4096 Apr 26 10:06 insserv
-rw-r--r-- 1 root root     874 Feb 22  2022 insserv.conf
drwxr-xr-x 2 root root    4096 Apr 26 10:09 insserv.conf.d
drwxr-xr-x 5 root root    4096 Apr 26 10:03 iproute2
-rw-r--r-- 1 root root      27 Jan 28 21:20 issue
-rw-r--r-- 1 root root      20 Jan 28 21:20 issue.net
drwxr-xr-x 2 root root    4096 Apr 26 10:09 kdump
drwxr-xr-x 5 root root    4096 Apr 26 10:04 kernel
-rw-r--r-- 1 root root   29522 Apr 26 11:25 ld.so.cache
-rw-r--r-- 1 root root      34 Apr 10 07:01 ld.so.conf
drwxr-xr-x 2 root root    4096 Apr 26 10:03 ld.so.conf.d
drwxr-xr-x 3 root root    4096 Apr 26 10:04 letsencrypt
-rw-r--r-- 1 root root     191 Feb  9  2023 libaudit.conf
drwxr-xr-x 2 root root    4096 Apr 26 10:08 libnl
drwxr-xr-x 2 root root    4096 Apr 26 11:24 linuxptp
drwxr-xr-x 2 root root    4096 Apr 26 11:24 lldpd.d
-rw-r--r-- 1 root root    2996 Apr 19 16:34 locale.alias
-rw-r--r-- 1 root root    9449 Apr 26 10:04 locale.gen
lrwxrwxrwx 1 root root      27 Apr 26 10:03 localtime -> /usr/share/zoneinfo/Etc/UTC
drwxr-xr-x 4 root root    4096 Apr 26 10:05 logcheck
-rw-r--r-- 1 root root   10216 Apr 26 11:23 login.defs
-rw-r--r-- 1 root root   10217 Apr 19 12:05 login.defs.cumulus
-rw-r--r-- 1 root root   12569 Nov 11  2022 login.defs.cumulus-orig
lrwxrwxrwx 1 root root      22 Apr 26 10:10 logrotate.conf -> logrotate.conf.cumulus
-rw-r--r-- 1 root root     474 Apr 19 12:05 logrotate.conf.cumulus
-rw-r--r-- 1 root root     494 Dec 14  2022 logrotate.conf.cumulus-orig
drwxr-xr-x 2 root root    4096 Apr 26 10:10 logrotate.d
-rw-r--r-- 1 root root      91 Apr 20 15:39 lsb-release
drwxr-xr-x 3 root root    4096 Apr 26 10:04 lttng
drwxr-xr-x 3 root root    4096 Apr 26 10:10 lvm
-r--r--r-- 1 root root      33 Apr 26 10:03 machine-id
-rw-r--r-- 1 root root     111 Jan 28  2023 magic
-rw-r--r-- 1 root root     111 Jan 28  2023 magic.mime
-rw-r--r-- 1 root root    3310 Apr 26 11:21 mailcap
-rw-r--r-- 1 root root     449 Nov 29  2021 mailcap.order
-rw-r--r-- 1 root root      13 Apr 26 10:08 mailname
-rw-r--r-- 1 root root     125 Apr 14  2022 mail.rc
-rw-r--r-- 1 root root    5230 Mar 12  2023 manpath.config
-rw-r--r-- 1 root root   73816 Feb 11  2023 mime.types
-rw-r--r-- 1 root root     782 Mar  5  2023 mke2fs.conf
drwxr-xr-x 3 root root    4096 Apr 26 10:06 mlx
drwxr-xr-x 2 root root    4096 Apr 26 16:07 modprobe.d
-rw-r--r-- 1 root root     248 Apr 26 10:03 modules
drwxr-xr-x 2 root root    4096 Apr 26 11:21 modules-load.d
-rw-r--r-- 1 root root     456 Apr 26 11:21 motd.distrib
lrwxrwxrwx 1 root root      19 Apr 26 11:22 mtab -> ../proc/self/mounts
drwxr-xr-x 4 root root    4096 Apr 26 10:08 mysql
-rw-r--r-- 1 root root   11399 Jan 18  2023 nanorc
-rw-r--r-- 1 root root     767 Aug 11  2022 netconfig
drwxr-xr-x 4 root root    4096 Apr 26 10:09 netq
drwxr-xr-x 2 root root    4096 Apr 26 10:09 netsniff-ng
drwxr-xr-x 7 root root    4096 Apr 27 18:12 network
drwxr-xr-x 3 root root    4096 Apr 26 10:04 NetworkManager
-rw-r--r-- 1 root root      60 Apr 26 10:03 networks
drwxr-xr-x 9 root root    4096 Apr 27 21:43 nginx
-rw-r--r-- 1 root root     636 Apr 26 11:24 nsswitch.conf
drwxr-xr-x 2 root root    4096 Apr 26 11:24 ntpsec
drwxr-xr-x 3 root root    4096 Apr 26 10:05 nvue
-rw-r--r-- 1 root root     978 Apr 26 02:46 nvue-auth.yaml
drwxr-xr-x 3 root root    4096 Apr 27 21:43 nvue.d
drwxr-xr-x 2 root root    4096 Apr 26 10:02 opt
lrwxrwxrwx 1 root root      21 Jan 28 21:20 os-release -> ../usr/lib/os-release
-rw-r--r-- 1 root root     552 Sep 21  2023 pam.conf
drwxr-xr-x 2 root root    4096 Apr 26 11:24 pam.d
-rw-r----- 1 root shadow  2997 Apr 26 11:24 pam_radius_auth.conf
-rw-r--r-- 1 root root    1544 Apr 26 11:24 passwd
-rw-r--r-- 1 root root    1554 Apr 26 10:10 passwd-
drwxr-xr-x 3 root root    4096 Apr 26 10:04 perl
lrwxrwxrwx 1 root root      15 Apr 26 10:10 profile -> profile.cumulus
-rw-r--r-- 1 root root     746 Apr 19 12:05 profile.cumulus
-rw-r--r-- 1 root root     769 Apr 10  2021 profile.cumulus-orig
drwxr-xr-x 2 root root    4096 Apr 26 11:24 profile.d
-rw-r--r-- 1 root root    3144 Oct 17  2022 protocols
drwxr-xr-x 2 root root    4096 Apr 26 10:10 ptm.d
-rw-r--r-- 1 root root     343 Apr 26 11:24 ptp4l.conf
drwxr-xr-x 2 root root    4096 Apr 26 10:09 python3
drwxr-xr-x 2 root root    4096 Apr 26 10:04 python3.11
drwxr-xr-x 3 root root    4096 Apr 26 10:04 ras
-rw-r--r-- 1 root root     985 Apr  9 05:47 rdnbrd.conf
-rw-r--r-- 1 root root      72 Apr 28 18:48 resolv.conf
drwxr-xr-x 3 root root    4096 Apr 26 10:06 resolvconf
-rw-r--r-- 1 root root      61 Apr 28 18:48 resolv.conf.bak
lrwxrwxrwx 1 root root      13 Jan 20 09:27 rmt -> /usr/sbin/rmt
-rw-r--r-- 1 root root     911 Oct 17  2022 rpc
lrwxrwxrwx 1 root root      20 Apr 26 10:10 rsyslog.conf -> rsyslog.conf.cumulus
-rw-r--r-- 1 root root    1483 Apr 19 12:05 rsyslog.conf.cumulus
-rw-r--r-- 1 root root    1430 Feb 22  2023 rsyslog.conf.cumulus-orig
drwxr-xr-x 2 root root    4096 Apr 26 10:10 rsyslog.d
drwxr-xr-x 3 root root    4096 Apr 26 10:04 runit
-rw-r--r-- 1 root root    3663 Jun  9  2015 screenrc
drwxr-xr-x 4 root root    4096 Apr 26 16:07 security
drwxr-xr-x 2 root root    4096 Apr 26 10:03 selinux
-rw-r--r-- 1 root root   10593 Oct 15  2022 sensors3.conf
drwxr-xr-x 2 root root    4096 Apr 26 11:21 sensors.d
-rw-r--r-- 1 root root   12813 Mar 27  2021 services
-rw-r----- 1 root shadow  1083 Apr 26 16:07 shadow
-rw-r----- 1 root shadow   945 Apr 26 11:24 shadow-
-rw-r--r-- 1 root root     158 Apr 26 10:10 shells
drwxr-xr-x 2 root root    4096 Apr 26 10:10 skel
-rw-r--r-- 1 root root    7042 Oct 16  2022 smartd.conf
drwxr-xr-x 4 root root    4096 Apr 26 10:07 smartmontools
-rw-r--r-- 1 root root    1201 Dec  2  2018 smi.conf
drwxr-xr-x 3 root root    4096 Apr 26 10:10 snmp
drwxr-xr-x 4 root root    4096 Apr 26 11:24 ssh
drwxr-xr-x 4 root root    4096 Apr 26 10:08 ssl
drwxr-x--- 2 root mail    4096 Apr 26 10:08 ssmtp
-rw-r--r-- 1 root root      21 Apr 26 10:10 subgid
-rw-r--r-- 1 root root       0 Apr 26 10:03 subgid-
-rw-r--r-- 1 root root      21 Apr 26 10:10 subuid
-rw-r--r-- 1 root root       0 Apr 26 10:03 subuid-
-rw-r--r-- 1 root root    4343 Dec 29 22:00 sudo.conf
-r--r----- 1 root root    4233 Dec 29 22:00 sudoers
drwxr-xr-x 2 root root    4096 Apr 26 16:03 sudoers.d
drwxr-xr-x 6 root root    4096 Apr 26 10:06 sv
drwxr-xr-x 2 root root    4096 Apr 26 11:24 synced
-rw-r--r-- 1 root root    2355 Dec 19  2022 sysctl.conf
drwxr-xr-x 2 root root    4096 Apr 26 11:23 sysctl.d
drwxr-xr-x 6 root root    4096 Apr 26 10:10 systemd
drwxr-xr-x 2 root root    4096 Apr 26 10:03 terminfo
-rw-r--r-- 1 root root       8 Apr 26 10:03 timezone
drwxr-xr-x 2 root root    4096 Apr 26 10:08 tmpfiles.d
-rw-r--r-- 1 root root    1260 Jan 27  2023 ucf.conf
drwxr-xr-x 4 root root    4096 Apr 26 10:03 udev
drwxr-xr-x 3 root root    4096 Apr 26 10:04 ufw
drwxr-xr-x 2 root root    4096 Apr 26 10:03 update-motd.d
drwxr-xr-x 2 root root    4096 Apr 26 10:10 vim
drwxr-xr-x 2 root root    4096 Apr 26 10:08 vrf
-rw-r--r-- 1 root root     435 Mar 14 17:01 watchdog.conf
-rw-r--r-- 1 root root    4942 May 14  2022 wgetrc
drwxr-xr-x 2 root root    4096 Apr 26 11:24 what-just-happened
drwxr-xr-x 2 root root    4096 Apr 26 11:25 wireshark
drwxr-xr-x 4 root root    4096 Apr 26 10:04 X11
-rw-r--r-- 1 root root     681 Jan 17  2023 xattr.conf
drwxr-xr-x 3 root root    4096 Apr 26 10:03 xdg

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