1 files changed, 82 insertions, 0 deletions
diff --git a/tests/t-lvm.sh b/tests/t-lvm.sh
new file mode 100644
index 0000000..001523b
--- /dev/null
+++ b/tests/t-lvm.sh
@@ -0,0 +1,82 @@
+# Put lvm-related utilities here.
+# This file is sourced from test infrastructure.
+
+# Copyright (C) 2007-2012 Red Hat, Inc. All rights reserved.
+#
+# This copyrighted material is made available to anyone wishing to use,
+# modify, copy, or redistribute it subject to the terms and conditions
+# of the GNU General Public License v.2.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software Foundation,
+# Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+export LVM_SUPPRESS_FD_WARNINGS=1
+
+loop_setup_()
+{
+  file=$1
+  dd if=/dev/null of="$file" bs=1M count=1 seek=1000 > /dev/null 2>&1 \
+    || { warn_ "loop_setup_ failed: Unable to create tmp file $file"; return 1; }
+
+  # NOTE: this requires a new enough version of losetup
+  dev=$(losetup --show -f "$file") \
+    || { warn_ "loop_setup_ failed: Unable to create loopback device"; return 1; }
+
+  echo "$dev"
+  return 0;
+}
+
+# set up private /dev and /etc
+lvm_init_root_dir_()
+{
+  test -z "$test_dir_" \
+    && skip_ "Internal error: called lvm_init_root_dir_ before" \
+      "defining \$test_dir_"
+
+  # Define these two globals.
+  G_root_=$test_dir_/root
+  G_dev_=$G_root_/dev
+
+  export LVM_SYSTEM_DIR=$G_root_/etc
+  export DM_DEV_DIR=$G_dev_
+
+  # Only the first caller does anything.
+  mkdir -p $G_root_/etc $G_dev_ $G_dev_/mapper $G_root_/lib
+  for i in 0 1 2 3 4 5 6 7; do
+    mknod $G_root_/dev/loop$i b 7 $i
+  done
+  for i in $abs_top_builddir/dmeventd/mirror/*.so \
+           $abs_top_builddir/dmeventd/snapshot/*.so
+  do
+    # NOTE: This check is necessary because the loop above will give us the
+    # value "$abs_top_builddir/dmeventd/mirror/*.so" if no files ending in
+    # 'so' exist.  This is the best way I could quickly determine to skip
+    # over this bogus value.
+    if [ -f $i ]; then
+      echo Setting up symlink from $i to $G_root_/lib
+      ln -s $i $G_root_/lib
+    fi
+  done
+  cat > $G_root_/etc/lvm.conf <<-EOF
+  devices {
+    dir = "$G_dev_"
+    scan = "$G_dev_"
+    filter = [ "a/loop/", "a/mirror/", "a/mapper/", "r/.*/" ]
+    cache_dir = "$G_root_/etc"
+    sysfs_scan = 0
+  }
+  log {
+    verbose = $verboselevel
+    syslog = 0
+    indent = 1
+  }
+  backup {
+    backup = 0
+    archive = 0
+  }
+  global {
+    library_dir = "$G_root_/lib"
+  }
+EOF
+}