Signed-off-by: maipbui <maibui@microsoft.com>
#### Why I did it
`subprocess.Popen()` and `subprocess.run()` is used with `shell=True`, which is very dangerous for shell injection.
`os` - not secure against maliciously constructed input and dangerous if used to evaluate dynamic content
#### How I did it
Replace `os` by `subprocess`
Remove unused functions
* Initial pass of EdgeCore platform changes.
* Remove libevent dependency from lldpd.
* Remove python2 dependencies python3.7 force from platform install script.
* Include usbmount support changes.
* Add missing 4630 install file.
* Update a few file permissions. Add umask line to Makefile. Specify python3.9 in install script.
* Misc platform updates:
- Add missing fan drawer component to sonic_platform
- Remove kernel version specification from Makefile
- Update to 4630 utility
* - Fix file permissions on source files
- Fix compile issue with 4630 driver modules (set_fs, get_fs, no longer supported in kernel 5.10)
* Fix missing/extra parens in 4630 util script.
* Fix indentation in fanutil.py.
* Integrate deltas from Edgecore to ec_platform branch.
* Installer update from Edgecore to resolve smbus serial console errors.
* Update stable_size for warm boot.
* Fix SFP dictionary key to match xcvrd.
* - Add missing define in event.py files needed for xcvrd
- Fix SFP info dict key for 7xxx switches
* 5835 platform file updates including installer and 5835 utility.
* 5835 fix for DMAR errors on serial console.
* Don't skip starting thermalctld in the pmon container.
* Revert several changes that were not related to platform.
* Run thermalctld in pmon container.
* Don't disable thermalctld in the pmon container.
* Fix prints/parens in 7816 install utility.
* - Incorporate 7816 changes from Edgecore
- Fix 7326 driver file using old kernel function
* Update kernel modules to use kernel_read().
* Fix compile errors with 7816 and 7326 driver modules.
* Fix some indents preventing platform files from loading.
* Update 7816 platform sfp dictionary to match field names in xcvrd.
* Add missing service and util files for 7816.
* Update file names, etc. based on full SKU for 7816.
* Delete pddf files not needed. These were causing conflicts with API2.0
implementation.
* Remove pddf files suggested by Edgecore that were preventing API2.0 support from starting.
* Install API2.0 file instead of pddf.
* Update 7326 mac service file to not use pddf. Fix syntax errors in 7326 utility script.
* Fix sonic_platform setup file for 7326.
* Fix syntax errors in python scripts.
* Updates to 7326 platform files.
* Fix some tab errors pulled down from master merge.
* Remove pddf files that were added from previous merge.
* Updates for 5835.
* Fix missing command byte for 5835 psu status.
* Fix permission bits on 4630 service files.
* Update platforms to use new SFP refactoring.
* Fix unused var warnings.
