zypper / prometheus

zypper_updates.sh

#!/bin/bash
#
#
# Description: Expose iprometheus metrics from zypper updates and patches
#
# Author: Jonas Forsberg <barregargamel@gmail.com>

set -u -o pipefail

tempfile=$(mktemp /tmp/checkupdate.XXXXXX)
patch_info="$(zypper list-patches --with-optional)"
updates=$(zypper list-updates | grep -E -c "^v")
patches="$(echo "${patch_info}" | sed -n 's/^\([0-9]\+\) patch.*/\1/p')"
security_patches="$(echo "${patch_info}" | sed -n 's/^[0-9]\+ patch.* (\([0-9]\+\).*/\1/p')"

[[ -z "$patches" ]] && patches=0
[[ -z "$security_patches" ]] && security_patches=0

at <<EOF > "$tempfile"
# HELP zypper_update_pending Zypper package pending
# TYPE zypper_update_pending gauge
zypper_update_pending ${updates}

# HELP zypper_patch_pending Zypper patch pending
# TYPE zypper_patch_pending gauge
zypper_patch_pending ${patches}

# HELP zypper_security_patch_pending Zypper patch pending
# TYPE zypper_security_patch_pending gauge
zypper_security_patch_pending ${security_patches}
EOF


chmod 0644 "$tempfile"
mv "$tempfile" /var/lib/node_exporter/textfile/checkupdate.prom

It's good to show your quick fixes to the public, I always find something to polish