[Astlinux-commits] SF.net SVN: astlinux:[6976] branches/1.0/project/astlinux/target_skeleton

[<abe...@us...>]

Revision: 6976
          http://sourceforge.net/p/astlinux/code/6976
Author:   abelbeck
Date:     2015-02-19 15:34:29 +0000 (Thu, 19 Feb 2015)
Log Message:
-----------
kernel runtime params, add support for /etc/sysctl.conf via either /mnt/kd/sysctl.conf or the rc.conf variable KERNEL_SYSCTL, disabled by default

Modified Paths:
--------------
    branches/1.0/project/astlinux/target_skeleton/stat/etc/rc.conf

Added Paths:
-----------
    branches/1.0/project/astlinux/target_skeleton/etc/init.d/sysctl
    branches/1.0/project/astlinux/target_skeleton/etc/runlevels/default/S97sysctl
    branches/1.0/project/astlinux/target_skeleton/etc/sysctl.conf

Added: branches/1.0/project/astlinux/target_skeleton/etc/init.d/sysctl
===================================================================
--- branches/1.0/project/astlinux/target_skeleton/etc/init.d/sysctl	                        (rev 0)
+++ branches/1.0/project/astlinux/target_skeleton/etc/init.d/sysctl	2015-02-19 15:34:29 UTC (rev 6976)
@@ -0,0 +1,73 @@
+#!/bin/sh
+
+. /etc/rc.conf
+
+gen_sysctl_conf()
+{
+  local i param value IFS
+
+  unset IFS
+  for i in $KERNEL_SYSCTL; do
+    param="$(echo "$i" | cut -s -d'=' -f1)"
+    value="$(echo "$i" | cut -s -d'=' -f2)"
+    if [ -n "$param" -a -n "$value" ]; then
+      echo "$param = $value"
+    fi
+  done
+}
+
+init () {
+
+  if [ -f /mnt/kd/sysctl.conf ]; then
+    echo "# Autogenerated.  Edit /mnt/kd/sysctl.conf file.
+" > /tmp/etc/sysctl.conf
+    cat /mnt/kd/sysctl.conf >>/tmp/etc/sysctl.conf
+  elif [ -n "$KERNEL_SYSCTL" ]; then
+    echo "# Autogenerated.  Do not edit.
+# A manually generated sysctl config will use /mnt/kd/sysctl.conf if it exists.
+" > /tmp/etc/sysctl.conf
+    gen_sysctl_conf >>/tmp/etc/sysctl.conf
+  elif [ -f /etc/sysctl.conf ]; then
+    rm -f /tmp/etc/sysctl.conf
+  fi
+}
+
+start () {
+
+  if [ -f /etc/sysctl.conf ]; then
+    echo "Setting kernel runtime parameters..."
+    sysctl -p /etc/sysctl.conf >/dev/null
+  fi
+}
+
+stop () {
+  :
+}
+
+case $1 in
+
+start)
+  start
+  ;;
+
+stop)
+  stop
+  ;;
+
+init)
+  init
+  start
+  ;;
+
+restart)
+  stop
+  sleep 2
+  start
+  ;;
+
+*)
+  echo "Usage: start|stop|restart"
+  ;;
+
+esac
+


Property changes on: branches/1.0/project/astlinux/target_skeleton/etc/init.d/sysctl
___________________________________________________________________
Added: svn:executable
## -0,0 +1 ##
+*
\ No newline at end of property
Added: branches/1.0/project/astlinux/target_skeleton/etc/runlevels/default/S97sysctl
===================================================================
--- branches/1.0/project/astlinux/target_skeleton/etc/runlevels/default/S97sysctl	                        (rev 0)
+++ branches/1.0/project/astlinux/target_skeleton/etc/runlevels/default/S97sysctl	2015-02-19 15:34:29 UTC (rev 6976)
@@ -0,0 +1 @@
+link ../../init.d/sysctl
\ No newline at end of file


Property changes on: branches/1.0/project/astlinux/target_skeleton/etc/runlevels/default/S97sysctl
___________________________________________________________________
Added: svn:special
## -0,0 +1 ##
+*
\ No newline at end of property
Added: branches/1.0/project/astlinux/target_skeleton/etc/sysctl.conf
===================================================================
--- branches/1.0/project/astlinux/target_skeleton/etc/sysctl.conf	                        (rev 0)
+++ branches/1.0/project/astlinux/target_skeleton/etc/sysctl.conf	2015-02-19 15:34:29 UTC (rev 6976)
@@ -0,0 +1 @@
+link /tmp/etc/sysctl.conf
\ No newline at end of file


Property changes on: branches/1.0/project/astlinux/target_skeleton/etc/sysctl.conf
___________________________________________________________________
Added: svn:special
## -0,0 +1 ##
+*
\ No newline at end of property
Modified: branches/1.0/project/astlinux/target_skeleton/stat/etc/rc.conf
===================================================================
--- branches/1.0/project/astlinux/target_skeleton/stat/etc/rc.conf	2015-02-12 18:06:38 UTC (rev 6975)
+++ branches/1.0/project/astlinux/target_skeleton/stat/etc/rc.conf	2015-02-19 15:34:29 UTC (rev 6976)
@@ -802,6 +802,11 @@
 ## Module options
 ## Edit /etc/modprobe.d/options.conf if you need to pass any options.
 
+## Kernel runtime parameters
+## List of kernel sysctl 'param=value' entries, space or newline separated.
+## Note: If /mnt/kd/sysctl.conf exists, it will be used instead.
+#KERNEL_SYSCTL="kernel.panic=3 vm.min_free_kbytes=8192"
+
 ## LMSensors Modules
 ## List your hardware modules, seperated by spaces
 ## You will also need to create a sensors.conf

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