fix: add service to reload podman network on firewalld changes

addresses #90

main/packages.json

@@ -7,6 +7,7 @@
                 "cockpit-selinux",
                 "cockpit-storaged",
                 "cockpit-system",
+                "dbus-tools",
                 "distrobox",
                 "firewalld",
                 "open-vm-tools",

main/usr/lib/systemd/system/podman-firewalld-reload.service

@@ -0,0 +1,16 @@
+#
+# From: https://github.com/containers/podman/issues/5431#issuecomment-1022121559
+#
+[Unit]
+Description=Redo podman NAT rules after firewalld starts or reloads
+Wants=dbus.service
+After=dbus.service
+
+[Service]
+Type=simple
+Environment=LC_CTYPE=C.utf8
+ExecStart=/bin/bash -c "dbus-monitor --profile --system 'type=signal,sender=org.freedesktop.DBus,path=/org/freedesktop/DBus,interface=org.freedesktop.DBus,member=NameAcquired,arg0=org.fedoraproject.FirewallD1' 'type=signal,path=/org/fedoraproject/FirewallD1,interface=org.fedoraproject.FirewallD1,member=Reloaded' | sed -u '/^#/d' | while read -r type timestamp serial sender destination path interface member _junk; do if [[ $type = '#'* ]]; then continue; elif [[ $interface = org.freedesktop.DBus && $member = NameAcquired ]]; then echo 'firewalld started'; podman network reload --all; elif [[ $interface = org.fedoraproject.FirewallD1 && $member = Reloaded ]]; then echo 'firewalld reloaded'; podman network reload --all; fi; done"
+Restart=always
+
+[Install]
+WantedBy=multi-user.target