--- /dev/null
+#!/usr/sbin/perl
+
+sub setup()
+{
+ $PATH="$PATH:/usr/local/bin/ptools:/sbin:/usr/sbin";
+ $DISPLAY="clouds:0";
+
+ if ("$HOST" eq "bruce") {
+ $TOOLS="/home/dxm/isms/slinx-xfs/cmd/xfs/tools";
+ $SCRATCH_DEV="/dev/sdf1";
+ $SCRATCH_MNT="/mnt/xfs3";
+ $MKFS="/sbin/mkfs -t xfs -f";
+ $SUDO="/home/dxm/su -c";
+ $MOUNT="/bin/mount -t xfs";
+ $UMOUNT="/bin/umount";
+ $MKFS_EXTRA="-f";
+ } elsif ("$HOST" eq "whack") {
+ $TOOLS="/hosts/snort/build1/people/dxm/isms/slinx-xfs/cmd/xfs/tools";
+ $SCRATCH_DEV="/dev/dsk/20000080e5114459/lun2s0/c2p1";
+ $SCRATCH_MNT="/lun2";
+ $MKFS="/sbin/mkfs";
+ $SUDO="su root -c";
+ $MOUNT="/sbin/mount -t xfs";
+ $UMOUNT="/sbin/umount";
+ $MKFS_EXTRA="";
+ } else {
+ die "unconfigured host \"$HOST\"\n"
+ }
+}
+
+sub run_no_check(@)
+{
+ system(@_);
+}
+
+sub run(@)
+{
+ system(@_) == 0
+ || die "ERROR \"" . join(" ",@_) . "\" returned error\n";
+}
+
+sub run_expect_fail(@)
+{
+ system(@_) == 0
+ && die "ERROR \"" . join(" ",@_) . "\" returned non-error\n";
+}
+
+sub umount_no_check()
+{
+ run_no_check("umount $SCRATCH_DEV");
+}
+
+sub umount()
+{
+ run("umount $SCRATCH_DEV");
+}
+
+sub mount($)
+{
+ my ($ops)=@_;
+ run("mount -t xfs $ops $SCRATCH_DEV $SCRATCH_MNT");
+}
+
+chomp($HOST=`hostname -s`);
+
+die "usage: $ARGV0 <operation> [parameters]\n" unless (scalar(@ARGV));
+print "*** $HOST: Interop started\n";
+print " *** ", join(" ", @ARGV), "\n";
+
+setup();
+
+$op=shift(@ARGV);
+
+umount_no_check();
+
+if ($op eq "init") {
+
+ run("mkfs -t xfs $MKFS_EXTRA $SCRATCH_DEV");
+
+} elsif ($op eq "test") {
+
+ run("xfs_repair -n $SCRATCH_DEV");
+
+} elsif ($op eq "easy") {
+
+ mount("");
+ system("mount");
+ mkdir("$SCRATCH_MNT/fish",0777);
+
+} elsif ($op eq "check") {
+
+ mount("-o ro");
+ system("cd $SCRATCH_MNT ; $TOOLS/fs-walk .");
+
+} else {
+ die "unknown operation \"$op\"\n";
+}
+
+umount_no_check();