sysctl: apply network specific sysctls to each network card as they appear

1 files changed, 46 insertions, 0 deletions

diff --git a/src/99-systemd.rules.in b/src/99-systemd.rules.in
new file mode 100644
index 0000000000..f3829ad049
--- /dev/null
+++ b/src/99-systemd.rules.in
@@ -0,0 +1,46 @@
+#  This file is part of systemd.
+#
+#  systemd is free software; you can redistribute it and/or modify it
+#  under the terms of the GNU General Public License as published by
+#  the Free Software Foundation; either version 2 of the License, or
+#  (at your option) any later version.
+
+ACTION=="remove", GOTO="systemd_end"
+
+SUBSYSTEM=="tty", KERNEL=="tty[0-9]|tty1[0-2]", TAG+="systemd"
+SUBSYSTEM=="tty", KERNEL=="tty[a-zA-Z]*|hvc*", TAG+="systemd"
+
+KERNEL=="vport*", TAG+="systemd"
+
+SUBSYSTEM=="block", KERNEL!="ram*|loop*", TAG+="systemd"
+SUBSYSTEM=="block", KERNEL!="ram*|loop*", ENV{DM_UDEV_DISABLE_OTHER_RULES_FLAG}=="1", ENV{SYSTEMD_READY}="0"
+
+# Ignore encrypted devices with no identified superblock on it, since
+# we are probably still calling mke2fs or mkswap on it.
+SUBSYSTEM=="block", KERNEL!="ram*|loop*", ENV{DM_UUID}=="CRYPT-*", ENV{ID_PART_TABLE_TYPE}=="", ENV{ID_FS_USAGE}=="", ENV{SYSTEMD_READY}="0"
+
+# We need a hardware independent way to identify network devices. We
+# use the /sys/subsystem path for this. Current vanilla kernels don't
+# actually support that hierarchy right now, however upcoming kernels
+# will. HAL and udev internally support /sys/subsystem already, hence
+# it should be safe to use this here, too. This is mostly just an
+# identification string for systemd, so whether the path actually is
+# accessible or not does not matter as long as it is unique and in the
+# filesystem namespace.
+#
+# http://git.kernel.org/?p=linux/hotplug/udev.git;a=blob;f=libudev/libudev-enumerate.c;h=da831449dcaf5e936a14409e8e68ab12d30a98e2;hb=HEAD#l742
+
+SUBSYSTEM=="net", KERNEL!="lo", TAG+="systemd", ENV{SYSTEMD_ALIAS}="/sys/subsystem/net/devices/%k"
+SUBSYSTEM=="bluetooth", TAG+="systemd", ENV{SYSTEMD_ALIAS}="/sys/subsystem/bluetooth/devices/%k"
+
+SUBSYSTEM=="bluetooth", TAG+="systemd", ENV{SYSTEMD_WANTS}="bluetooth.target"
+ENV{ID_SMARTCARD_READER}=="*?", TAG+="systemd", ENV{SYSTEMD_WANTS}="smartcard.target"
+SUBSYSTEM=="sound", KERNEL=="card*", TAG+="systemd", ENV{SYSTEMD_WANTS}="sound.target"
+
+SUBSYSTEM=="printer", TAG+="systemd", ENV{SYSTEMD_WANTS}="printer.target"
+SUBSYSTEM=="usb", KERNEL=="lp*", TAG+="systemd", ENV{SYSTEMD_WANTS}="printer.target"
+SUBSYSTEM=="usb", ENV{DEVTYPE}=="usb_device", ENV{ID_USB_INTERFACES}=="*:0701??:*", TAG+="systemd", ENV{SYSTEMD_WANTS}="printer.target"
+
+SUBSYSTEM=="net", RUN+="@rootlibexecdir@/systemd-sysctl --prefix=/proc/sys/net/ipv4/conf/%k --prefix=/proc/sys/net/ipv4/neigh/%k --prefix=/proc/sys/net/ipv6/conf/%k --prefix=/proc/sys/net/ipv4/conf/%k"
+
+LABEL="systemd_end"