[CI] Do not build all variants

Travis build time increases with the addition of new board.
This should not exceed 50 min, so filter some boards.

Signed-off-by: Frederic.Pillon <[email protected]>

Author: fpistm

CI/build/arduino-builder.py

@@ -126,6 +126,7 @@
 )
 exclude_file_default = os.path.join("conf", "exclude_list.txt")
 cores_config_file_default = os.path.join("conf", "cores_config.json")
+cores_config_file_travis = os.path.join("conf", "cores_config_travis.json")
 
 maintainer_default = "STM32"
 arch_default = "stm32"
@@ -224,7 +225,10 @@ def load_core_config():
         ), "User core configuration JSON file does not exist"
         cores_config_filename = args.config
     else:
-        cores_config_filename = cores_config_file_default
+        if args.travis:
+            cores_config_filename = cores_config_file_travis
+        else:
+            cores_config_filename = cores_config_file_default
     print("Cores configuration JSON file that will be used: " + cores_config_filename)
     try:
         cores_config_file = open(cores_config_filename, "r")

CI/build/conf/cores_config_travis.json

@@ -0,0 +1,32 @@
+{
+  "cores": [
+    {
+      "maintainer": "STM32",
+      "architecture": "stm32",
+      "boards": [
+        {
+          "name": "NUCLEO_L031K6",
+          "options": "opt=oslto"
+        }
+      ],
+      "sketches": [
+        {
+          "pattern": "^.*$",
+          "applicable": false,
+          "boards": [
+            "BLACKPILL_F103C8B",
+            "BLACK_F407VG",
+            "BLACK_F407ZE",
+            "BLACK_F407ZG",
+            "BLUEPILL_F103C6",
+            "BLUEPILL_F103C8B",
+            "NUCLEO_H743ZI",
+            "NUCLEO_L496ZG",
+            "NUCLEO_L4R5ZI",
+            "RAK811_TRACKERA"
+          ]
+        }
+      ]
+    }
+  ]
+}