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authorJo-Philipp Wich <jow@openwrt.org>2010-03-27 17:13:33 +0000
committerJo-Philipp Wich <jow@openwrt.org>2010-03-27 17:13:33 +0000
commit63f49e43e62fa70bf8f3aa0a8082cb133a1b82cf (patch)
tree06cc3aa2ed27a4ddad29a6e98d0c1f701958b568
parent0cdaaa90fe8ff8c6da8b145aa08af1be8cb14a5e (diff)
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base-files: add a hotplug handler for rdate
SVN-Revision: 20518
-rw-r--r--package/base-files/Makefile2
-rw-r--r--package/base-files/files/etc/config/system9
-rw-r--r--package/base-files/files/etc/hotplug.d/iface/40-rdate46
3 files changed, 56 insertions, 1 deletions
diff --git a/package/base-files/Makefile b/package/base-files/Makefile
index 88ab610187..856340f667 100644
--- a/package/base-files/Makefile
+++ b/package/base-files/Makefile
@@ -10,7 +10,7 @@ include $(TOPDIR)/rules.mk
include $(INCLUDE_DIR)/kernel.mk
PKG_NAME:=base-files
-PKG_RELEASE:=40
+PKG_RELEASE:=41
PKG_FILE_DEPENDS:=$(PLATFORM_DIR)/ $(GENERIC_PLATFORM_DIR)/base-files/
diff --git a/package/base-files/files/etc/config/system b/package/base-files/files/etc/config/system
index b0726b7b7b..3f121bd4d3 100644
--- a/package/base-files/files/etc/config/system
+++ b/package/base-files/files/etc/config/system
@@ -1,3 +1,12 @@
config system
option hostname OpenWrt
option timezone UTC
+
+config rdate
+ list server ac-ntp0.net.cmu.edu
+ list server ptbtime1.ptb.de
+ list server ac-ntp1.net.cmu.edu
+ list server ntp.xs4all.nl
+ list server ptbtime2.ptb.de
+ list server cudns.cit.cornell.edu
+ list server ptbtime3.ptb.de
diff --git a/package/base-files/files/etc/hotplug.d/iface/40-rdate b/package/base-files/files/etc/hotplug.d/iface/40-rdate
new file mode 100644
index 0000000000..cf56c02ac5
--- /dev/null
+++ b/package/base-files/files/etc/hotplug.d/iface/40-rdate
@@ -0,0 +1,46 @@
+uci_get_one()
+{
+ for var in "$@"; do
+ uci -P /var/state get "$var" 2>/dev/null && break
+ done
+}
+
+rand()
+{
+ random=$(awk 'BEGIN { srand(); print int(rand() * 10 + 1); }')
+}
+
+sync_rdate()
+{
+ local servers=$(uci_get_one "network.$INTERFACE.lease_timesrv" \
+ "system.@rdate[0].server")
+
+ if [ -n "$servers" ]; then
+ match=0
+ tries=3
+ rand
+
+ while [ $match = 0 ] && [ $tries != 0 ]; do
+ for server in $servers; do
+ if [ $((--random)) = 0 ]; then
+ rdate -s $server >/dev/null 2>/dev/null && {
+ logger -t rdate "Synced with $server"
+ match=1
+ } || {
+ logger -t rdate "Failed to sync with $server"
+ let tries="$tries - 1"
+ rand
+ }
+
+ break
+ fi
+ done
+ done
+ else
+ logger -t rdate "No usable time server found"
+ fi
+}
+
+case "$ACTION" in
+ ifup) route -n | grep -q ^0.0.0.0 && sync_rdate;;
+esac