2025-06-26-13-33-49: Cronjob

roles/lmn_printer/templates/install-printers.sh.j2

@@ -0,0 +1,50 @@
+#!/usr/bin/bash
+
+set -eu
+
+## Exit if first printserver is not reachable
+ping -c1 -W1 {{ printservers | first }} || exit 0
+
+printservers="{{ printservers | join(' ') }}"
+hostgroup="$(id -Gn "${HOSTNAME^^}$")"
+usergroup="$(id -Gn "${SUDO_USER}")"
+installedprinters="$(lpstat -v | cut -f 3 -d" " | sed 's/:$//' )"
+
+cat <<EOF
+Hostgroups: ${hostgroup}
+Usergroups: ${usergroup}
+Local print queues:
+${installedprinters}
+
+EOF
+
+## Remove all printers not wanted:
+for p in $installedprinters ; do
+    printer_ip=$(lpstat -v "${p}" | sed -nE "s%.*ipp://(.+)/printers.*%\1%p")
+    if [[ -n $printer_ip ]] && (echo "${printservers}" | grep -w -q "${printer_ip}"); then
+	echo "Removing print queue '$p'."
+	lpadmin -x "$p"
+    fi
+done
+
+installedprinters="$(lpstat -v | cut -f 3 -d" " | sed 's/:$//' )"
+
+## Add all printers needed:
+for ps in $printservers ; do
+    echo "Checking print server '$ps' for available printers:"
+    printers="$(timeout 5 lpstat -h "$ps" -U "${SUDO_USER}" -v | sed -E 's/^.+ (\w+): .+$/\1/')"
+    echo -e "$printers\n"
+    for p in $printers; do
+	if [[ "${hostgroup}" =~ "$p" ]] || [[ "${usergroup}" =~ "$p" ]] ; then
+	    if [[ "$installedprinters" =~ "$p" ]] ; then
+		echo "Print queue '$p' already available."
+	    else
+		echo "Adding print queue '$p'."
+		timeout 10 lpadmin -p "$p" -E -v \
+			"ipp://$ps/printers/$p" \
+			-m "driverless:ipp://$ps/printers/$p" || echo "Adding queue '$p' failed."
+		installedprinters+=" $p"
+	    fi
+	fi
+    done
+done