[jira] [Created] (YARN-7353) Docker permitted volumes don't properly check for directories

["Eric Badger (JIRA)" <ji...@apache.org>]

Eric Badger created YARN-7353:
---------------------------------

             Summary: Docker permitted volumes don't properly check for directories
                 Key: YARN-7353
                 URL: https://issues.apache.org/jira/browse/YARN-7353
             Project: Hadoop YARN
          Issue Type: Sub-task
            Reporter: Eric Badger
            Assignee: Eric Badger


{noformat:title=docker-util.c:check_mount_permitted()}
    // directory check
    permitted_mount_len = strlen(permitted_mounts[i]);
    if (permitted_mount_len > 0
        && permitted_mounts[i][permitted_mount_len - 1] == '/') {
      if (strncmp(normalized_path, permitted_mounts[i], permitted_mount_len) == 0) {
        ret = 1;
        break;
      }
    }
{noformat}
This code will treat "/home/" as a directory, but not "/home"



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