[GitHub] [buildstream] nanonyme opened a new pull request #1447: Log exception if we hit invalid data rather than just failing

[GitBox <gi...@apache.org>]

nanonyme opened a new pull request #1447:
URL: https://github.com/apache/buildstream/pull/1447


   


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[GitHub] [buildstream] nanonyme commented on pull request #1447: Log exception if we hit invalid data rather than just failing

[GitBox <gi...@apache.org>]

nanonyme commented on pull request #1447:
URL: https://github.com/apache/buildstream/pull/1447#issuecomment-765333915


   Tries to provide better output in cases like
   ```
   ERROR:grpc._server:Exception calling application: [Errno 21] Is a directory: '/data/cas/objects/'
   Traceback (most recent call last):
     File "/usr/lib64/python3.7/site-packages/grpc/_server.py", line 406, in _call_behavior
       return behavior(argument, context), True
     File "/usr/local/lib/python3.7/site-packages/buildstream/_artifactcache/casserver.py", line 381, in GetReference
       self.cas.update_tree_mtime(tree)
     File "/usr/local/lib/python3.7/site-packages/buildstream/_artifactcache/cascache.py", line 638, in update_tree_mtime
       self._reachable_refs_dir(reachable, tree, update_mtime=True)
     File "/usr/local/lib/python3.7/site-packages/buildstream/_artifactcache/cascache.py", line 792, in _reachable_refs_dir
       with open(self.objpath(tree), 'rb') as f:
   IsADirectoryError: [Errno 21] Is a directory: '/data/cas/objects/'
   ```


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