This patch implement loading of sysctl config files as described in
http://0pointer.de/public/systemd-man/sysctl.d.html
This is a very conveniant way of configuring sysctl option for sysadmin
which can drop sysctl config files inside this directory to enable some
feature.
Dropping a file like disableipv6.conf inside this directory will disable ipv6
$ cat disableipv6.conf
net.ipv6.conf.all.disable_ipv6 = 1
There is atm no package which use this functionnality
Signed-off-by: Sebastien Luttringer
---
Makefile | 4 +++-
arch-sysctl | 29 +++++++++++++++++++++++++++++
rc.multi | 4 ++--
tmpfiles.conf | 1 +
4 files changed, 35 insertions(+), 3 deletions(-)
create mode 100755 arch-sysctl
diff --git a/Makefile b/Makefile
index 4916387..a6262e2 100644
--- a/Makefile
+++ b/Makefile
@@ -8,6 +8,8 @@ DIRS := \
/usr/sbin \
/etc/tmpfiles.d \
/usr/lib/tmpfiles.d \
+ /etc/sysctl.d \
+ /usr/lib/sysctl.d \
/usr/lib/initscripts \
/etc/bash_completion.d \
/usr/share/zsh/site-functions
@@ -25,7 +27,7 @@ install: minilogd installdirs
install -m755 -t $(DESTDIR)/etc/rc.d hwclock network netfs
install -m755 -t $(DESTDIR)/etc/profile.d locale.sh
install -m755 -t $(DESTDIR)/usr/sbin minilogd rc.d
- install -m755 -t $(DESTDIR)/usr/lib/initscripts arch-tmpfiles
+ install -m755 -t $(DESTDIR)/usr/lib/initscripts arch-tmpfiles arch-sysctl
install -m644 tmpfiles.conf $(DESTDIR)/usr/lib/tmpfiles.d/arch.conf
install -m644 -T bash-completion $(DESTDIR)/etc/bash_completion.d/rc.d
install -m644 -T zsh-completion $(DESTDIR)/usr/share/zsh/site-functions/_rc.d
diff --git a/arch-sysctl b/arch-sysctl
new file mode 100755
index 0000000..4856df6
--- /dev/null
+++ b/arch-sysctl
@@ -0,0 +1,29 @@
+#!/bin/bash
+#
+# /usr/lib/initscripts/arch-sysctl
+#
+# Load sysctl configuration files following
+# http://0pointer.de/public/systemd-man/sysctl.d.html
+#
+
+shopt -s nullglob
+
+declare -a sysctl_d=(
+ /usr/lib/sysctl.d/*.conf
+ /etc/sysctl.d/*.conf
+ /run/sysctl.d/*.conf
+ /etc/sysctl.conf
+)
+declare -A fragments
+
+# files declared later in the sysctl_d array will override earlier
+# Example: `/etc/sysctl.d/foo.conf' supersedes `/usr/lib/sysctl.d/foo.conf'.
+for path in "${sysctl_d[@]}"; do
+ [[ -f $path ]] && fragments[${path##*/}]=$path
+done
+
+for path in "${fragments[@]}"; do
+ sysctl -q -p "$path"
+done
+
+# vim: set ts=2 sw=2 noet:
diff --git a/rc.multi b/rc.multi
index 16fa83a..19623d8 100755
--- a/rc.multi
+++ b/rc.multi
@@ -8,8 +8,8 @@
run_hook multi_start
-# Load sysctl variables if sysctl.conf is present
-[[ -r /etc/sysctl.conf ]] && sysctl -q -p &>/dev/null
+# Load sysctl config files
+[[ -x /usr/lib/initscripts/arch-sysctl ]] && /usr/lib/initscripts/arch-sysctl
# Start daemons
for daemon in "${DAEMONS[@]}"; do
diff --git a/tmpfiles.conf b/tmpfiles.conf
index 7dd1358..93fe532 100644
--- a/tmpfiles.conf
+++ b/tmpfiles.conf
@@ -4,6 +4,7 @@
D /tmp 1777 root root
D /run/daemons 0755 root root
+d /run/sysctl.d 0755 root root
d /tmp/.X11-unix 1777 root root
d /tmp/.ICE-unix 1777 root root
--
Sebastien "Seblu" Luttringer