ZTS: Create xattr helpers to hide platform

Create xattr helpers to hide platform and update usage in tests.

This does not generally aim to enable all xattr tests yet, but it is a
necessary step in that direction.

Reviewed-by: Brian Behlendorf <[email protected]>
Signed-off-by: Ryan Moeller <[email protected]>
Closes #9826 

1 files changed, 79 insertions, 0 deletions

diff --git a/tests/zfs-tests/include/libtest.shlib b/tests/zfs-tests/include/libtest.shlib
index b3bd3dfdf..3ba7a8cbe 100644
--- a/tests/zfs-tests/include/libtest.shlib
+++ b/tests/zfs-tests/include/libtest.shlib
@@ -3949,3 +3949,82 @@ function range_shuffle # begin end
 		shuf -i ${begin}-${end}
 	fi
 }
+
+#
+# Cross-platform xattr helpers
+#
+
+function get_xattr # name path
+{
+	typeset name=$1
+	typeset path=$2
+
+	case $(uname) in
+	FreeBSD)
+		getextattr -qq user "${name}" "${path}"
+		;;
+	*)
+		attr -qg "${name}" "${path}"
+		;;
+	esac
+}
+
+function set_xattr # name value path
+{
+	typeset name=$1
+	typeset value=$2
+	typeset path=$3
+
+	case $(uname) in
+	FreeBSD)
+		setextattr user "${name}" "${value}" "${path}"
+		;;
+	*)
+		attr -qs "${name}" -V "${value}" "${path}"
+		;;
+	esac
+}
+
+function set_xattr_stdin # name value
+{
+	typeset name=$1
+	typeset path=$2
+
+	case $(uname) in
+	FreeBSD)
+		setextattr -i user "${name}" "${path}"
+		;;
+	*)
+		attr -qs "${name}" "${path}"
+		;;
+	esac
+}
+
+function rm_xattr # name path
+{
+	typeset name=$1
+	typeset path=$2
+
+	case $(uname) in
+	FreeBSD)
+		rmextattr -q user "${name}" "${path}"
+		;;
+	*)
+		attr -qr "${name}" "${path}"
+		;;
+	esac
+}
+
+function ls_xattr # path
+{
+	typeset path=$1
+
+	case $(uname) in
+	FreeBSD)
+		lsextattr -qq user "${path}"
+		;;
+	*)
+		attr -ql "${path}"
+		;;
+	esac
+}