Clean up /run/ at startup and move the directory creation logic to each service

scripts/bin/container-init

@@ -3,7 +3,7 @@
 set -eu
 
 # Remove leftover files
-find /tmp/ -mindepth 1 -delete ||:
+find /tmp/ /run/ -mindepth 1 -delete ||:
 
 # Add GPU devices groups to additional groups
 for dev in /dev/dri/*; do
@@ -60,25 +60,6 @@ if [ -w "${UNPRIVILEGED_USER_HOME:?}" ]; then
 	fi
 fi
 
-# Create /run/dbus/ directory if it does not exist
-if [ ! -d /run/dbus/ ]; then
-	mkdir -p /run/dbus/
-	chmod 755 /run/dbus/
-	chown messagebus: /run/dbus/
-fi
-
-# Create /run/sshd/ directory if it does not exist
-if [ ! -d /run/sshd/ ]; then
-	mkdir -p /run/sshd/
-	chmod 755 /run/sshd/
-fi
-
-# Create /run/udev/ directory if it does not exist
-if [ ! -d /run/udev/ ]; then
-	mkdir -p /run/udev/
-	chmod 755 /run/udev/
-fi
-
 # Create /run/user/${UNPRIVILEGED_USER_UID}/ directory if it does not exist
 if [ ! -d /run/user/"${UNPRIVILEGED_USER_UID:?}"/ ]; then
 	mkdir -p /run/user/"${UNPRIVILEGED_USER_UID:?}"/

scripts/service/dbus-daemon/run

@@ -2,5 +2,9 @@
 
 set -eu
 
+if [ ! -d /run/dbus/ ]; then
+	install -m 755 -o messagebus -g messagebus -d /run/dbus/
+fi
+
 exec 2>&1
 exec chpst -u messagebus dbus-daemon --system --nofork --nopidfile

scripts/service/sshd/run

@@ -2,5 +2,9 @@
 
 set -eu
 
+if [ ! -d /run/sshd/ ]; then
+	install -m 755 -o root -g root -d /run/sshd/
+fi
+
 exec 2>&1
 exec /usr/sbin/sshd -D

scripts/service/udevd/run

@@ -2,5 +2,9 @@
 
 set -eu
 
+if [ ! -d /run/udev/ ]; then
+	install -m 755 -o root -g root -d /run/udev/
+fi
+
 exec 2>&1
 exec /lib/systemd/systemd-udevd