[PATCH 1/8] host/rootfs: create dbus socket externally

[Alyssa Ross <hi@alyssa.is>]

This is the first step towards running dbus as non-root.

Signed-off-by: Alyssa Ross <hi@alyssa.is>
---
 .../template/data/service/dbus/notification-fd      |  2 +-
 .../data/service/dbus/notification-fd.license       |  2 +-
 .../vm-services/template/data/service/dbus/run      | 13 +++++++++++--
 3 files changed, 13 insertions(+), 4 deletions(-)

diff --git a/host/rootfs/image/etc/s6-linux-init/run-image/service/vm-services/template/data/service/dbus/notification-fd b/host/rootfs/image/etc/s6-linux-init/run-image/service/vm-services/template/data/service/dbus/notification-fd
index 00750edc..b8626c4c 100644
--- a/host/rootfs/image/etc/s6-linux-init/run-image/service/vm-services/template/data/service/dbus/notification-fd
+++ b/host/rootfs/image/etc/s6-linux-init/run-image/service/vm-services/template/data/service/dbus/notification-fd
@@ -1 +1 @@
-3
+4
diff --git a/host/rootfs/image/etc/s6-linux-init/run-image/service/vm-services/template/data/service/dbus/notification-fd.license b/host/rootfs/image/etc/s6-linux-init/run-image/service/vm-services/template/data/service/dbus/notification-fd.license
index 5a406331..0d3d47ca 100644
--- a/host/rootfs/image/etc/s6-linux-init/run-image/service/vm-services/template/data/service/dbus/notification-fd.license
+++ b/host/rootfs/image/etc/s6-linux-init/run-image/service/vm-services/template/data/service/dbus/notification-fd.license
@@ -1,2 +1,2 @@
 SPDX-License-Identifier: CC0-1.0
-SPDX-FileCopyrightText: 2022 Alyssa Ross <hi@alyssa.is>
+SPDX-FileCopyrightText: 2025 Alyssa Ross <hi@alyssa.is>
diff --git a/host/rootfs/image/etc/s6-linux-init/run-image/service/vm-services/template/data/service/dbus/run b/host/rootfs/image/etc/s6-linux-init/run-image/service/vm-services/template/data/service/dbus/run
index 40b75355..365e1697 100755
--- a/host/rootfs/image/etc/s6-linux-init/run-image/service/vm-services/template/data/service/dbus/run
+++ b/host/rootfs/image/etc/s6-linux-init/run-image/service/vm-services/template/data/service/dbus/run
@@ -4,10 +4,19 @@
 
 importas -i VM VM
 
+s6-ipcserver-socketbinder -B /run/vm/by-id/${VM}/portal-bus
+
+fdmove -c 3 0
+redirfd -r 0 /dev/null
+
 nsenter --mount=/run/vm/by-id/${VM}/mount
 
 unshare --cgroup --ipc --net --uts
+
+export LISTEN_FDS 1
+getpid LISTEN_PID
+
 dbus-daemon
   --config-file /usr/share/dbus-1/session.conf
-  --print-address 3
-  --address unix:path=/run/vm/by-id/${VM}/portal-bus
+  --print-address 4
+  --address systemd:
-- 
2.51.0