Add build system

[zfs.git] / scripts / zfs.sh

diff --git a/scripts/zfs.sh b/scripts/zfs.sh
new file mode 100755 (executable)
index 0000000..523fbfc
--- /dev/null
+++ b/scripts/zfs.sh
@@ -0,0 +1,74 @@
+#!/bin/bash
+#
+# A simple script to simply the loading/unloading the ZFS module stack.
+
+basedir="$(dirname $0)"
+
+SCRIPT_COMMON=common.sh
+if [ -f "${basedir}/${SCRIPT_COMMON}" ]; then
+. "${basedir}/${SCRIPT_COMMON}"
+else
+echo "Missing helper script ${SCRIPT_COMMON}" && exit 1
+fi
+
+PROG=zfs.sh
+UNLOAD=
+
+usage() {
+cat << EOF
+USAGE:
+$0 [hvud] [module-options]
+
+DESCRIPTION:
+       Load/unload the ZFS module stack.
+
+OPTIONS:
+       -h      Show this message
+       -v      Verbose
+       -u      Unload modules
+       -d      Save debug log on unload
+
+MODULE-OPTIONS:
+       Must be of the from module="options", for example:
+
+$0 zfs="zfs_prefetch_disable=1"
+$0 zfs="zfs_prefetch_disable=1 zfs_mdcomp_disable=1"
+$0 spl="spl_debug_mask=0"
+
+EOF
+}
+
+while getopts 'hvud' OPTION; do
+       case $OPTION in
+       h)
+               usage
+               exit 1
+               ;;
+       v)
+               VERBOSE=1
+               ;;
+       u)
+               UNLOAD=1
+               ;;
+       d)
+               DUMP_LOG=1
+               ;;
+       ?)
+               usage
+               exit
+               ;;
+       esac
+done
+
+if [ $(id -u) != 0 ]; then
+       die "Must run as root"
+fi
+
+if [ ${UNLOAD} ]; then
+       unload_modules
+else
+       check_modules || die "${ERROR}"
+       load_modules "$@"
+fi
+
+exit 0