From 011f584d18d8504f3cd274e9ec71ff18473957e9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20Gonz=C3=A1lez?= <cgonzalez@opennebula.io>
Date: Sun, 7 Mar 2021 23:37:49 +0100
Subject: [PATCH] F #5228: add support for LXC raw section (#923)

---
 src/vmm_mad/remotes/lib/lxc/opennebula_vm.rb | 34 +++++++++++++++++++-
 1 file changed, 33 insertions(+), 1 deletion(-)

diff --git a/src/vmm_mad/remotes/lib/lxc/opennebula_vm.rb b/src/vmm_mad/remotes/lib/lxc/opennebula_vm.rb
index 53c6e2aaa5..dd8a95811f 100644
--- a/src/vmm_mad/remotes/lib/lxc/opennebula_vm.rb
+++ b/src/vmm_mad/remotes/lib/lxc/opennebula_vm.rb
@@ -123,7 +123,8 @@ class LXCVM < OpenNebulaVM
                             "g 0 #{@lxcrc[:id_map]} #{@lxcrc[:max_map]}"]
         # rubocop:enable Layout/LineLength
 
-        hash_to_lxc(lxc)
+        # hash_to_lxc values should prevail over raw section values
+        hash_to_lxc(parse_raw.merge(lxc))
     end
 
     # Returns an Array of Disk objects, each one represents an OpenNebula DISK
@@ -171,6 +172,37 @@ class LXCVM < OpenNebulaVM
         lxc
     end
 
+    def parse_raw
+        raw_map = {}
+
+        begin
+            return raw_map if @xml['//RAW/TYPE'].downcase != 'lxc'
+
+            # only add valid lxc configuration statements
+            regex = /^(lxc\.(?:[a-zA-Z0-9]+\.)*[a-zA-Z0-9]+\s*)=(.*)$/
+
+            @xml['//RAW/DATA'].each_line do |l|
+                l.strip!
+
+                match = l.match(regex)
+
+                next if match.nil?
+
+                key = match[1].strip
+                value = match[2].strip
+
+                if !raw_map[key].nil?
+                    raw_map[key] = value
+                else
+                    raw_map[key] = Array(raw_map[key]) << value
+                end
+            end
+        rescue StandardError
+        end
+
+        raw_map
+    end
+
 end
 
 # ------------------------------------------------------------------------------