SWAMPy

✎ CARVE FLESH

EDITING: 50-landscape-sysinfo

#!/bin/sh

# don't try refresh this more than once per minute
# Due to cpu consumption and login delays (LP: #1893716)
CACHE="/var/lib/landscape/landscape-sysinfo.cache"
HAS_CACHE="FALSE"
CACHE_NEEDS_UPDATE="FALSE"

[ -r "$CACHE" ] && HAS_CACHE="TRUE"
[ -z "$(find "$CACHE" -newermt 'now-1 minutes' 2> /dev/null)" ] && CACHE_NEEDS_UPDATE="TRUE"

if [ "$HAS_CACHE" = "TRUE" ] && [ "$CACHE_NEEDS_UPDATE" = "FALSE" ]; then
    cat "$CACHE"
else
    SYSINFO=""

# pam_motd does not carry the environment
    [ -f /etc/default/locale ] && . /etc/default/locale
    export LANG
    CORES=$(grep -c ^processor /proc/cpuinfo 2>/dev/null)
    [ "$CORES" -eq "0" ] && CORES=1
    THRESHOLD="${CORES:-1}.0"

if [ $(echo "`cut -f1 -d ' ' /proc/loadavg` < $THRESHOLD" | bc) -eq 1 ]; then
        SYSINFO=$(printf "\n System information as of %s\n\n%s\n" \
            "$(/bin/date)" \
            "$(/usr/bin/landscape-sysinfo)")
        echo "$SYSINFO" 2>/dev/null >"$CACHE" || true
        chmod 0644 "$CACHE" 2>/dev/null || true
    else
        SYSINFO=$(printf "\n System information disabled due to load higher than %s\n" "$THRESHOLD")

if [ "$HAS_CACHE" = "TRUE" ]; then
            if ! grep -q "System information as of" $CACHE 2>/dev/null; then
                # do not replace a formerly good result due to load
                echo "$SYSINFO" 2>/dev/null >"$CACHE" || true
                chmod 0644 "$CACHE" 2>/dev/null || true
            else
                SYSINFO=$(cat "$CACHE")
            fi
        fi
    fi

printf "%s\n" "$SYSINFO"
fi

exit 0

CANCEL

Name	Type	Size	Modified	Actions
↩ ..	DIR	—	—
📄 00-header	?	1.2 KB	2018-04-09 11:10	EDIT
📄 10-help-text	?	1.1 KB	2024-01-02 14:57	EDIT
📄 50-landscape-sysinfo	?	1.5 KB	2025-08-21 01:44	EDIT
📄 50-motd-news	?	4.9 KB	2020-08-17 13:31	EDIT
📄 85-fwupd	?	84 B	2022-07-03 03:18	EDIT
📄 90-updates-available	?	218 B	2023-02-28 02:15	EDIT
📄 91-contract-ua-esm-status	?	296 B	2024-08-08 14:00	EDIT
📄 91-release-upgrade	?	558 B	2023-01-09 17:05	EDIT
📄 92-unattended-upgrades	?	165 B	2020-02-17 11:37	EDIT
📄 95-hwe-eol	?	379 B	2024-02-22 18:06	EDIT
📄 97-overlayroot	?	111 B	2018-09-20 13:29	EDIT
📄 98-fsck-at-reboot	?	142 B	2018-11-12 15:57	EDIT
📄 98-reboot-required	?	144 B	2018-11-12 15:57	EDIT