From: pschwan <pschwan>
Date: Fri, 20 Dec 2002 18:34:40 +0000 (+0000)
Subject: A sample upcall script that uses ping to automatically reconnect to an OST
X-Git-Tag: v1_7_100~1^90~86
X-Git-Url: https://git.whamcloud.com/?a=commitdiff_plain;h=f71499b3b67f93b682783d9a4f868d8db2c1f076;p=fs%2Flustre-release.git

A sample upcall script that uses ping to automatically reconnect to an OST
in peril
---

diff --git a/lustre/utils/automatic-reconnect-sample b/lustre/utils/automatic-reconnect-sample
new file mode 100755
index 0000000..bf9ecc4
--- /dev/null
+++ b/lustre/utils/automatic-reconnect-sample
@@ -0,0 +1,34 @@
+#!/bin/sh
+
+if [ -z "$1" ]; then
+  echo "No UUID given to Lustre upcall!" | wall
+  exit 1
+fi
+
+# FIXME: OSTHOST can't be hard-coded!
+OST=$1
+OSTHOST=dev7
+LUSTRE=/home/pschwan/lustre/lustre
+
+while ( ! ping -c 1 -w 3 $OSTHOST ) ; do
+  sleep 2
+done;
+
+echo -n "OST $OSTHOST UUID $OST responding to pings : "
+date
+
+$LUSTRE/utils/lctl <<EOF
+network tcp
+close_uuid $OST
+del_uuid $OST
+connect $OSTHOST 988
+add_uuid $OST $OSTHOST
+quit
+EOF
+
+$LUSTRE/utils/lctl <<EOF
+device \$RPCDEV
+probe
+newconn $OST
+quit
+EOF