Check about-me
Overview
Reports an overview about the host dimensions, its network interfaces, deployed software and recurring jobs:
System and hardware information (OS, CPUs, disks, ram, UEFI y/n etc.)
Interfaces: All network interfaces with their IP address
Listening TCP and UDP ports
Non-default software (software that was added later)
Non-default system users
systemctl get-default: Default systemd target that will be booted into
systemctl list-unit-files: List of all systemd services, mounts and automounts (excluding user units)
systemctl list-timers: List of all system systemd timers (excluding user timers)
crontab: List of crontabs that are found in the usual locations. Note that this might not be complete.
Have a look at the output example below.
Plugin execution may take up to 30 seconds, depending on the amount or type of installed software.
Fact Sheet
Fact |
Value |
|---|---|
Check Plugin Download |
https://github.com/Linuxfabrik/monitoring-plugins/tree/main/check-plugins/about-me |
Check Interval Recommendation |
Once a day or once a week |
Can be called without parameters |
Yes |
Compiled for Windows |
No |
3rd Party Python modules |
|
Help
usage: about-me [-h] [-V] [--insecure] [--no-proxy]
[--public-ip-url PUBLIC_IP_URL] [--tags] [--timeout TIMEOUT]
Provides a quick overview of host dimensions and software.
options:
-h, --help show this help message and exit
-V, --version show program's version number and exit
--insecure This option explicitly allows to perform "insecure"
SSL connections. Default: False
--no-proxy Do not use a proxy. Default: False
--public-ip-url PUBLIC_IP_URL
If you want this check to return the public IP
address, specify one ore more comma-separated URLs to
"what is my ip" online services. For example: "https:/
/ipv4.icanhazip.com,https://ipecho.net/plain,https://i
pinfo.io/ip" (these examples are located in the United
States). Default: None
--tags Guess a list of tags to apply in Icinga Director
(Linuxfabrik Basket Config).
--timeout TIMEOUT Network timeout in seconds. Default: 2 (seconds)
Usage Examples
./about-me
Shortened output example:
Plugin Output
server.example.com: Fedora Linux 39 (Workstation Edition) Kernel 6.8.4-200.fc39.x86_64 on Bare-Metal, Dell Inc. XPS 13 9310, Firmware: n/a, SerNo: 39d3e1cd, Proc: 11th Gen Intel Core i7-1185G7 @ 3.00GHz, #Cores: 4, #Threads: 8, Current Speed: 3000 MHz, 16.0GiB RAM, Disk nvme0n1 1.8T, UEFI boot, Display Server wayland, tuned profile "throughput-performance", born 2024-03-20. About-me v2024041001
Hardware Info:
* BIOS: Dell Inc., Ver 3.21.0 (released 02/01/2024), ROM 32 MB
* SysInfo: Dell Inc. XPS 13 9310, SerNo 39d3e1cd, SKU N/A, Wake-up Type "Other",
UUID 4c4c4544-0044-5a10-8052-c4c04f334a33
* Base Board: Type Motherboard Dell Inc. 07P9Y7, SerNo /2cc8a595/20ca3e48/, Ver A00
* Chassis: Dell Inc., Type Notebook, SKU N/A, SerNo 875b42b9
States: boot-up=Safe, pwr-supply=Safe, thermal=Safe, security=None
* Proc: Intel(R) Corporation, Ver 11th Gen Intel(R) Core(TM) i7-1185G7 @ 3.00GHz,
Speed 3000 MHz/3000 MHz max., 4/4 Cores enabled, 8 Threads, Voltage 0.8 V
* System Boot: No errors detected
Interfaces (IPv4):
* ens10 192.0.2.6/32
Listening TCP/UDP Ports (ordered by port, proto, ip):
* 127.0.0.1:25/tcp4
* [::]:80/tcp6
* 0.0.0.0:111/tcp4
* [::]:111/tcp6
* 0.0.0.0:111/udp4
* [::]:111/udp6
Non-default Software (ordered by name):
name ! version ! from_repo ! installtime
-------------------+------------+----------------------------------------+------------------
at ! 3.1.20 ! baseos ! 2022-12-07 07:18
bash-completion ! 2.7 ! baseos ! 2022-10-04 09:59
bzip2 ! 1.0.6 ! baseos ! 2022-10-04 11:40
chrony ! 4.2 ! baseos ! 2022-12-07 07:17
yum-utils ! 4.0.21 ! baseos ! 2023-11-28 03:21
zstd ! 1.4.4 ! appstream ! 2023-08-29 08:02
Non-default Users:
user ! pw ! uid ! gid ! comment ! home_dir ! user_shell
------------+----+------+------+---------------------------+--------------------+---------------
apache ! x ! 48 ! 48 ! Apache ! /usr/share/httpd ! /sbin/nologin
postfix ! x ! 89 ! 89 ! ! /var/spool/postfix ! /sbin/nologin
redis ! x ! 991 ! 986 ! Redis Database Server ! /var/lib/redis ! /sbin/nologin
systemctl get-default:
* multi-user.target
systemctl list-unit-files --type=service --state=enabled:
* atd.service
* auditd.service
* autovt@.service
* chronyd.service
systemctl list-unit-files --type=mount --state=static --state=generated:
* -.mount
* boot-efi.mount
* dev-hugepages.mount
systemctl list-unit-files --type=automount --state=enabled --state=static:
* proc-sys-fs-binfmt_misc.automount
systemctl list-timers:
unit ! activates ! next
-----------------------------------+--------------------------------+------------------------------
fstrim.timer ! fstrim.service ! Mon 2024-04-15 01:07:55 CEST
systemd-tmpfiles-clean.timer ! systemd-tmpfiles-clean.service ! Thu 2024-04-11 04:35:37 CEST
unbound-anchor.timer ! unbound-anchor.service ! Thu 2024-04-11 00:00:00 CEST
crontab:
01 * * * * root run-parts /etc/cron.hourly
0 1 * * Sun root /usr/sbin/raid-check
States
Always returns OK.
Perfdata / Metrics
Name |
Type |
Description |
|---|---|---|
cpu |
Number |
Number of CPUs (if |
cpu_cores_enabled |
Number |
Number of enabled CPU cores (if |
cpu_speed |
Number |
CPU speed (if |
cpu_threads |
Number |
Number of CPU cores with Hyper-Threading enabled (if |
disks |
Number |
Number of disks |
osversion |
None |
‚Fedora 33‘ becomes ‚33‘, ‚CentOS 7.4.1708‘ becomes ‚741708‘ - to see when an upgrade happened |
ram |
Bytes |
Size of memory (if |
ram |
Bytes |
Size of memory (if |
Credits, License
Authors: Linuxfabrik GmbH, Zurich
License: The Unlicense, see LICENSE file.