qemu: Split qemu-guest-agent into separate package

Also adds service files & preset to run guest agent

Tested in my SerpentVM, guest agent details show up
on my Proxmox host.

q/qemu/manifest.x86_64.jsonc

@@ -88,7 +88,6 @@
 			"files": [
 				"/usr/bin/elf2dmp",
 				"/usr/bin/qemu-edid",
-				"/usr/bin/qemu-ga",
 				"/usr/bin/qemu-i386",
 				"/usr/bin/qemu-img",
 				"/usr/bin/qemu-io",
@@ -225,7 +224,6 @@
 			"provides": [
 				"binary(elf2dmp)",
 				"binary(qemu-edid)",
-				"binary(qemu-ga)",
 				"binary(qemu-i386)",
 				"binary(qemu-img)",
 				"binary(qemu-io)",
@@ -288,9 +286,70 @@
 				"/usr/include/qemu-plugin.h"
 			],
 			"name": "qemu-devel"
+		},
+		"qemu-guest-agent": {
+			"build-depends": [
+				"binary(bzip2)",
+				"binary(meson)",
+				"binary(ninja)",
+				"binary(nm)",
+				"binary(python3)",
+				"pkgconfig(SDL2_image)",
+				"pkgconfig(alsa)",
+				"pkgconfig(epoxy)",
+				"pkgconfig(fuse3)",
+				"pkgconfig(gbm)",
+				"pkgconfig(gio-2.0)",
+				"pkgconfig(glib-2.0)",
+				"pkgconfig(gmp)",
+				"pkgconfig(gtk+-3.0)",
+				"pkgconfig(gtk+-x11-3.0)",
+				"pkgconfig(libcurl)",
+				"pkgconfig(libdw)",
+				"pkgconfig(libfdt)",
+				"pkgconfig(libgcrypt)",
+				"pkgconfig(libjpeg)",
+				"pkgconfig(libpipewire-0.3)",
+				"pkgconfig(libpng)",
+				"pkgconfig(libpulse)",
+				"pkgconfig(libseccomp)",
+				"pkgconfig(libssh)",
+				"pkgconfig(libtasn1)",
+				"pkgconfig(libudev)",
+				"pkgconfig(libusb-1.0)",
+				"pkgconfig(libzstd)",
+				"pkgconfig(pixman-1)",
+				"pkgconfig(sdl2)",
+				"pkgconfig(slirp)",
+				"pkgconfig(spice-protocol)",
+				"pkgconfig(spice-server)",
+				"pkgconfig(virglrenderer)",
+				"pkgconfig(x11)",
+				"pkgconfig(xkbcommon)",
+				"pkgconfig(zlib)",
+				"xkeyboard-config"
+			],
+			"depends": [
+				"interpreter(/usr/lib/ld-linux-x86-64.so.2(x86_64))",
+				"soname(libc.so.6(x86_64))",
+				"soname(libglib-2.0.so.0(x86_64))",
+				"soname(libm.so.6(x86_64))",
+				"soname(libudev.so.1(x86_64))"
+			],
+			"files": [
+				"/usr/bin/qemu-ga",
+				"/usr/lib/systemd/system-preset/99-qemu-guest-agent.preset",
+				"/usr/lib/systemd/system/qemu-guest-agent.service",
+				"/usr/lib/tmpfiles.d/qemu-guest-agent.conf",
+				"/usr/lib/udev/rules.d/99-qemu-guest-agent.rules"
+			],
+			"name": "qemu-guest-agent",
+			"provides": [
+				"binary(qemu-ga)"
+			]
 		}
 	},
 	"source-name": "qemu",
-	"source-release": "8",
+	"source-release": "9",
 	"source-version": "9.1.0"
 }

q/qemu/pkg/99-qemu-guest-agent.rules

@@ -0,0 +1,2 @@
+SUBSYSTEM=="virtio-ports", ATTR{name}=="org.qemu.guest_agent.0", \
+  TAG+="systemd", ENV{SYSTEMD_WANTS}="qemu-guest-agent.service"

q/qemu/pkg/qemu-guest-agent.preset

@@ -0,0 +1 @@
+enable qemu-guest-agent.service

q/qemu/pkg/qemu-guest-agent.service

@@ -0,0 +1,16 @@
+[Unit]
+Description=QEMU Guest Agent
+BindsTo=dev-virtio\x2dports-org.qemu.guest_agent.0.device
+After=dev-virtio\x2dports-org.qemu.guest_agent.0.device
+IgnoreOnIsolate=True
+
+[Service]
+UMask=0077
+ExecStart=/usr/bin/qemu-ga \
+            --method=virtio-serial \
+            --path=/dev/virtio-ports/org.qemu.guest_agent.0
+Restart=always
+RestartSec=0
+
+[Install]
+WantedBy=dev-virtio\x2dports-org.qemu.guest_agent.0.device

q/qemu/stone.yaml

@@ -5,7 +5,7 @@
 #
 name        : qemu
 version     : 9.1.0
-release     : 8
+release     : 9
 homepage    : http://www.qemu-project.org/
 upstreams   :
     - https://download.qemu.org/qemu-9.1.0.tar.xz : 816b7022a8ba7c2ac30e2e0cf973e826f6bcc8505339603212c5ede8e94d7834
@@ -62,6 +62,22 @@ build       : |
 install     : |
     %make_install
 
+    %install_file %(pkgdir)/qemu-guest-agent.service -t %(installroot)/%(libdir)/systemd/system/
+    %install_file %(pkgdir)/qemu-guest-agent.preset %(installroot)/%(libdir)/systemd/system-preset/99-qemu-guest-agent.preset
+    %install_file %(pkgdir)/99-qemu-guest-agent.rules -t %(installroot)/%(libdir)/udev/rules.d/
+
+    # TODO: Enable name override in %%tmpfiles macro
+    mkdir -p %(installroot)%(tmpfilesdir)
+    echo "d /var/log/qemu-ga 0755 root root -" >> %(installroot)%(tmpfilesdir)/qemu-guest-agent.conf
+
     # TODO: Stop boulder emitting dependencies for these guys
     rm -v %(installroot)%(datadir)/qemu/s390*
     rm -v %(installroot)%(datadir)/qemu/hppa*
+packages    :
+    - "qemu-guest-agent":
+        paths:
+            - /usr/bin/qemu-ga
+            - /usr/lib/systemd/system/qemu-guest-agent.service
+            - /usr/lib/systemd/system-preset/99-qemu-guest-agent.preset
+            - /usr/lib/udev/rules.d/99-qemu-guest-agent.rules
+            - /usr/lib/tmpfiles.d/qemu-guest-agent.conf