--- preseed.py	2018-10-15 12:52:41.611027184 -0700
+++ preseed2.py	2018-10-19 07:26:10.985282758 -0700
@@ -317,7 +317,25 @@
     The BootResourceFile table contains a mapping between hwe kernels and
     Ubuntu package names. If this mapping is missing we fall back to letting
     Curtin figure out which kernel should be installed"""
+
+    # previous logic to retrieve kpackage parameter
     kpackage = BootResource.objects.get_kpackage_for_node(node)
+
+    # determine if this node has kernel parameters applied by drydock
+    # and override kpackage if we discover the right properties
+    kernel_opt_tag = "%s_kp" % (node.hostname)
+    if kernel_opt_tag in node.tag_names():
+
+        # the tag exists, retrieve it
+        kernel_opts = node.tags.get(name=kernel_opt_tag).kernel_opts
+
+        # parse the string and find our package param value
+        # e.g. kernel_package=linux-image-4.15.0-34-generic
+        kparams = kernel_opts.split()
+        kdict = dict(kparam.split('=') for kparam in kparams)
+        if 'kernel_package' in kdict:
+            kpackage = kdict['kernel_package']
+
     if kpackage:
         kernel_config = {
             'kernel': {