Added more optional tests in static analysis stage

• Below are the configuration variables used in static analysis tests

  • COMMON_IMAGE:
  • SOURCE_FOLDER: <Source directory path, default src>
  • SHELL_SRC: <Shell script path for shellcheck, default disabled>
  • FLAWFINDER_OPTIONS: <Options used with flawfinder, default "-m 4 --error-level=4">
  • CPPCHECK_OPTIONS: <Options to use with cppcheck, default "--suppress=unusedFunction --suppress=unreadVariable">
  • CPD_OPTIONS: <Options to use with CPD check, default "--minimum-tokens 200 --language c --exclude ./test/cmocka --files">
  • SHELLCHECK_OPTIONS: <ShellCheck options, default "-e SC2039,SC2034,SC1091 -S info">
  • COMPILE: <Option to define how to compile, if defined compilation test also triggered as a pipeline job>

• Variables can be Overridden by module tests

• Optional test includes

  • ShellCheck if SHELL_SRC defined
  • CppCheck with threadsafety addon
  • CppCheck with cert addon
  • Flawfinder with level 3

• Compilation test only gets triggered if COMPILE variable is set