vncserver: YAML config spike

unix/vncserver

@@ -29,6 +29,9 @@ use v5.10;
 use Time::HiRes qw (sleep);
 use Switch;
 use File::Basename;
+use YAML::Tiny;
+
+use Hash::Merge::Simple;
 
 use constant {
   NO_ARG_VALUE => 0,
@@ -39,6 +42,8 @@ use constant {
 CheckWeCanRunInThisEnvironment();
 
 DefineFilePathsAndStuff();
+LoadYAMLConfig();
+exit;
 
 ParseAndProcessCliOptions();
 
@@ -1081,6 +1086,8 @@ sub DefineFilePathsAndStuff {
   $de_was_selected_file="$ENV{HOME}/.vnc/.de-was-selected";
 
   $vncSystemConfigDir = "/etc/kasmvnc";
+  $vncDefaultsConfig = "/src/unix/vncserver_defaults.yaml";
+  $vncSystemConfig = "/src/unix/vncserver.yaml";
   $vncSystemConfigDefaultsFile = "$vncSystemConfigDir/vncserver-config-defaults";
   $vncSystemConfigMandatoryFile = "$vncSystemConfigDir/vncserver-config-mandatory";
   $defaultWebsocketPort = 8443;
@@ -1245,3 +1252,12 @@ sub LocalSelectDePath {
   my $dirname = dirname($0);
   "$dirname/../builder/startup/deb/select-de.sh";
 }
+
+sub LoadYAMLConfig {
+  my $defaultsConfig = YAML::Tiny->read($vncDefaultsConfig)->[0];
+  my $systemConfig = YAML::Tiny->read($vncSystemConfig)->[0];
+  my %mergedConfig = %{ Hash::Merge::Simple::merge($defaultsConfig, $systemConfig) };
+
+  say $mergedConfig{framerate};
+  say $mergedConfig{dlp}{region}{x1};
+}

unix/vncserver.yaml

@@ -0,0 +1,25 @@
+---
+# geometry: 1024x768
+# interface: 192.168.0.1
+framerate: 40
+# dynamic_quality:
+#   min: 7
+#   max: 8
+# treat_lossless: 10
+# prefer_bandwidth: true
+# max_video_resolution:
+#   width: 640
+#   height: 480
+dlp:
+  region:
+    x1: 11
+    y1: 11
+    allow_click: false
+#   clipboard:
+#     send_max: 10000
+#     accept_max: 10000
+#     delay: 1000
+#   keyboard:
+#     ratelimit: 30
+#   logging:
+#     level: verbose

unix/vncserver_defaults.yaml

@@ -0,0 +1,25 @@
+---
+geometry: 1024x768
+interface: 192.168.0.1
+framerate: 30
+dynamic_quality:
+  min: 7
+  max: 8
+treat_lossless: 10
+prefer_bandwidth: true
+max_video_resolution:
+  width: 640
+  height: 480
+dlp:
+  region:
+    x1: 10
+    y1: 10
+    allow_click: false
+  clipboard:
+    send_max: 10000
+    accept_max: 10000
+    delay: 1000
+  keyboard:
+    ratelimit: 30
+  logging:
+    level: verbose