Merge pull request ARMmbed#146 from ARMmbed/IOTUC-746-BOOTLOADERSIZE

[IOTUC-746] Support for running size checker for bootloader in jenkings and size graph generation

Author: TapaniPuhakka

Jenkinsfile

@@ -238,6 +238,25 @@ def powerCutTestStep(step_name,
   }
 }
 
+// runs test to only k64f target as defined in scripts/runSizeTestAndGenerateGraph.sh
+def sizeTestStepSimple(stepName) {
+  return {
+    stage(stepName) {
+      node ("GCC_ARM") {
+        dir("bootloader-internal") {
+			deleteDir()
+			unstash "deployed_bootloader_repo"
+			execute("ls -al")
+			execute("./scripts/runSizeTestAndGenerateGraph.sh")
+			archiveArtifacts artifacts: 'mbed-os-linker-report/**/*.*', fingerprint: true
+			// add this if you need all artifacts to debug something in this workspace
+			//archive("/**/*.*")
+        }
+      }
+    }
+  }
+}
+
 def bootloader_test_config = [
   ["K64F", "ARM", "configs/test_configs/power_cut_test.json", "power_cut_test/test_spec_armcc.json"]
 ]
@@ -255,6 +274,9 @@ for (int i = 0; i < bootloader_test_config.size(); i++) {
                                                  app_config,
                                                  test_spec)
 }
+def stepName = "K64F_Size_Test_and_Graph"
+stepsForParallel[stepName] = sizeTestStepSimple(stepName)
+
 
 /* Jenkins does not allow stages inside parallel execution,
  * https://issues.jenkins-ci.org/browse/JENKINS-26107 will solve this by adding labeled blocks

scripts/runSizeTestAndGenerateGraph.sh

@@ -0,0 +1,25 @@
+set -x
+#this script is used in Jenkings jobs to check size of bootloader and to generate graphical presentation of binary
+mbed compile -m K64F -t GCC_ARM --profile=tiny.json | tee buildLog
+# assuming there is only one string with Image: at the and following directly with created image
+# like Image: ./BUILD/K64F/GCC_ARM-TINY/mbed-bootloader-internal.bin
+imageFile=$(cat buildLog | grep Image: | cut -d ' ' -f 2)
+echo $imageFile
+echo $(stat --printf="%s" $imageFile) | tee BINSIZE # current build size
+git clone https://github.com/ARMmbed/mbed-os-linker-report.git --depth 1
+fileWithouEnd=$(echo $imageFile | cut -d '.' -f 2)
+python mbed-os-linker-report/elfsize.py -i .$fileWithouEnd.elf
+maxSize=32768
+currentBinSize=77777777 # just so that we will fail for sure later for size check
+currentBinSize=$(cat BINSIZE)
+# zip the results for local use as the Jenkings iframe does not allow external load (D3 module fails). 
+# Maybe access will be relaxed later and this step becomes obsolete
+tar -zcvf USE_THIS_IF_JENKINGS_INDEX_HTML_DOES_NOT_LOAD.tar.gz mbed-os-linker-report/html/ mbed-os-linker-report/index.html
+mv USE_THIS_IF_JENKINGS_INDEX_HTML_DOES_NOT_LOAD.tar.gz mbed-os-linker-report/
+if [ $currentBinSize -le $maxSize ]; then
+	echo "BINARY SIZE ok (max $maxSize current $currentBinSize)"
+	exit 0
+else
+	echo "error BINARY SIZE TOO LARGE max $maxSize current $currentBinSize"
+	exit 1
+fi