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

roles/lmn_vm/files/pam-umount.sh

@@ -0,0 +1,42 @@
+#!/usr/bin/bash
+#
+# <umount>/usr/local/sbin/pam-umount.sh %(USER) %(USERUID) %(MNTPT)</umount>'
+
+set -eu
+
+usr="$1"
+uid="$2"
+mtp="$3"
+slce="system-virtiofs.slice"
+slp=false
+
+shutdownVMs(){
+    local VM
+    for VM in $(sudo -u $usr XDG_RUNTIME_DIR="/run/user/$uid" \
+		     XDG_CONFIG_HOME="/var/tmp/vm/$uid" \
+		     XDG_CACHE_HOME="/var/cache/user/$uid/" \
+		     virsh list --state-running | \
+		    sed -nE "s/.*\s+(\S+)\s+running/\1/p") ; do
+	sudo -u $usr XDG_RUNTIME_DIR="/run/user/$uid" \
+	     XDG_CONFIG_HOME="/var/tmp/vm/$uid" \
+	     XDG_CACHE_HOME="/var/cache/user/$uid/" \
+	     virsh destroy "$VM" 2>&1 | systemd-cat || true
+	slp=true
+    done
+}
+
+######################
+
+## This is the first mount we need to get rid of:
+if [[ "$mtp" =~ "/lmn/media/$usr/share" ]] && [[ -d "/run/user/$uid" ]] ; then
+    shutdownVMs
+    [[ "$slp" = true ]] && sleep 5 # leave some time to write caches …
+    sudo -u ${usr} killall gvfsd | systemd-cat
+    sudo -u ${usr} killall dbus-daemon | systemd-cat
+    systemctl -q is-active "$slce" && systemctl kill "$slce"
+    # debug to find processes blocking umount:
+    # lsof >> /var/log/lsof.log
+fi
+
+## Just umount:
+exec umount "$mtp"