feat(greetd): use greetd instead of sddm (#26)

Co-authored-by: William <[email protected]>

config/files/usr/etc/greetd/config.toml

@@ -0,0 +1,6 @@
+[terminal]
+vt = 1
+
+[default_session]
+command = "sway --config /etc/greetd/sway-config"
+user = "greetd"

config/files/usr/etc/greetd/environments

@@ -0,0 +1,3 @@
+sway
+bash
+fish

config/files/usr/etc/greetd/sway-config

@@ -0,0 +1,10 @@
+# `-l` activates layer-shell mode. Notice that `swaymsg exit` will run after gtkgreet.
+exec "gtkgreet -l; swaymsg exit"
+
+bindsym Mod4+shift+e exec swaynag \
+	-t warning \
+	-m 'What do you want to do?' \
+	-b 'Poweroff' 'systemctl poweroff' \
+	-b 'Reboot' 'systemctl reboot'
+
+include /etc/sway/config.d/*

config/files/usr/lib/systemd/system/greetd-selinux-workaround.service

@@ -0,0 +1,12 @@
+[Unit]
+Description=Workaround greetd not having the correct SElinux label
+ConditionFileIsExecutable=/usr/bin/greetd
+After=local-fs.target
+Before=greetd.service
+
+[Service]
+Type=oneshot
+ExecStart=/usr/sbin/greetd-selinux-workaround
+
+[Install]
+WantedBy=multi-user.target

config/files/usr/sbin/greetd-selinux-workaround

@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+
+# This is a workaround to set the SELinux context of
+# the greetd binary correctly. 
+# (See: https://github.com/sidusIO/sediment/pull/26)
+
+cp /usr/bin/greetd /usr/local/bin/greetd
+mount --bind /usr/local/bin/greetd /usr/bin/greetd
+semanage fcontext -a -t xdm_exec_t /usr/bin/greetd
+restorecon /usr/bin/greetd

config/recipe.yml

@@ -27,8 +27,13 @@ modules:
       - https://download.docker.com/linux/fedora/docker-ce.repo
     install:
       - fish
+      - greetd
+      - gtkgreet
       - docker-ce
       - docker-ce-cli
+    remove:
+      - sddm
+      - sddm-wayland-sway
 
   # configure what to pull in from ublue-os/bling
   - type: bling 
@@ -44,11 +49,13 @@ modules:
       # set up the proper policy & signing files for signed images to work
       - signing.sh
       - setup-asdf.sh
-  
+
   - type: systemd
     system:
       enabled:
         - docker
+        - greetd.service
+        - greetd-selinux-workaround.service
 
   - type: fonts
     fonts: