change to lsof-based checker

Author: Joseph Finnegan

.github/workflows/github-ci.yml

@@ -79,18 +79,15 @@ jobs:
     name: Run Testsuite
     runs-on: self-hosted
     needs: generate-builds
-    env:
-      TESTSUITE_STATUS_CHANGED_DURING_RUN: "false"
-      TESTSUITE_RUNNING_STATUS_LOC: ${{ secrets.TESTSUITE_RUNNING_STATUS_LOC }}
 
     steps:
     - uses: actions/download-artifact@v3
 
     - name: Flash builds to devices
       run: |
-        if [ $(cat $TESTSUITE_RUNNING_STATUS_LOC) = RUNNING ] ; then exit 1; fi
-        echo RUNNING > $TESTSUITE_RUNNING_STATUS_LOC
-        echo "TESTSUITE_STATUS_CHANGED_DURING_RUN=true" >> $GITHUB_ENV
+        if [ lsof -i -P -n | grep -q JLinkExe ] ; then exit 1; fi
+        if [ lsof -n /dev/ttyUSB0 | grep -q /dev/ttyUSB0 ] ; then exit 1; fi
+        if [ lsof -n /dev/ttyUSB1 | grep -q /dev/ttyUSB1 ] ; then exit 1; fi
         cd build/apps/modem
         JLinkExe -SelectEmuBySN 770821797 -CommandFile jlink-flash-full.script > flashOutput1.txt
         JLinkExe -SelectEmuBySN 772958091 -CommandFile jlink-flash-full.script > flashOutput2.txt
@@ -109,19 +106,12 @@ jobs:
         pip install -r requirements.txt
         cd ../..
         python2 run.py --serial-test-device=/dev/ttyUSB0 --serial-dut=/dev/ttyUSB1 -m "not band433 and not band915 and not known_issue" --junitxml report.xml -v
-        echo STOPPED > $TESTSUITE_RUNNING_STATUS_LOC
 
     - name: Upload test results
       uses: actions/upload-artifact@v2
       with:
         name: test-results
         path: Sub-IoT-testsuite/report.xml
 
-    - name: Reset lock on failure of previous steps
-      if: always()
-      run: |
-        if [ $TESTSUITE_STATUS_CHANGED_DURING_RUN = true ] ; then echo STOPPED > $TESTSUITE_RUNNING_STATUS_LOC ; fi
-
-