1 files changed, 31 insertions, 0 deletions
diff --git a/spl.install b/spl.install
new file mode 100644
index 000000000000..930317d6be20
--- /dev/null
+++ b/spl.install
@@ -0,0 +1,31 @@
+post_install() {
+    check_hostid
+    run_depmod
+}
+
+post_remove() {
+    run_depmod
+}
+
+post_upgrade() {
+    check_hostid
+    run_depmod
+}
+
+check_hostid() {
+    # Check /etc/hostid to see if it set to the sentinel value, see
+    # https://wiki.archlinux.org/index.php/ZFS for more information.
+    HOSTID=$(hostid)
+    if [ "0x${HOSTID}" == "0xffffffff" ]; then
+        # Generate a new hostid
+        : >/etc/hostid
+        HOSTID=$(hostid)
+        # hostid is 4 byte little endian
+        printf $(echo -n $HOSTID | sed 's/\(..\)\(..\)\(..\)\(..\)/\x\4\x\3\x\2\x\1/') >/etc/hostid
+    fi
+}
+
+run_depmod() {
+    echo ">>> Updating SPL module dependencies"
+    depmod 4.5.1-1-ARCH
+}