Vipin Rathor created SLIDER-1254:
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Summary: No Python binary in env causes Slider Agent to fail
Key: SLIDER-1254
URL: https://issues.apache.org/jira/browse/SLIDER-1254
Project: Slider
Issue Type: Bug
Components: agent
Affects Versions: Slider 0.92
Reporter: Vipin Rathor
If there is no Python binary found in environment, Slider agent would fail with
'Permission Denied' error like this:
{code:java}
INFO 2017-12-07 18:19:47,286 AgentToggleLogger.py:40 - Running command ['',
'-S',
u'/yarn/d01/local/usercache/hive/appcache/application_1510963163469_25079/filecache/11/llap-07Dec2017.zip/package/scripts/llap.py',
u'INSTALL',
'/yarn/d01/logs/application_1510963163469_25079/container_e84_1510963163469_25079_01_000004/command-3.json',
'/yarn/d01/local/usercache/hive/appcache/application_1510963163469_25079/filecache/11/llap-07Dec2017.zip/package',
'/yarn/d01/logs/application_1510963163469_25079/container_e84_1510963163469_25079_01_000004/structured-out-3.json',
'INFO',
'/yarn/d01/local/usercache/hive/appcache/application_1510963163469_25079/container_e84_1510963163469_25079_01_000004']
INFO 2017-12-07 18:19:47,286 AgentToggleLogger.py:40 - Setting env: PYTHONPATH
to
/yarn/d01/local/usercache/hive/appcache/application_1510963163469_25079/filecache/10/slider-agent.tar.gz/slider-agent/jinja2:/yarn/d01/local/usercache/hive/appcache/application_1510963163469_25079/filecache/10/slider-agent.tar.gz/slider-agent
ERROR 2017-12-07 18:19:47,331 CustomServiceOrchestrator.py:171 - Caught an
exception while executing command: <type 'exceptions.OSError'>: [Errno 13]
Permission denied
Traceback (most recent call last):
File
"/yarn/d01/local/usercache/hive/appcache/application_1510963163469_25079/filecache/10/slider-agent.tar.gz/slider-agent/agent/CustomServiceOrchestrator.py",
line 158, in runCommand
environment_vars)
File
"/yarn/d01/local/usercache/hive/appcache/application_1510963163469_25079/filecache/10/slider-agent.tar.gz/slider-agent/agent/PythonExecutor.py",
line 88, in run_file
environment_vars)
File
"/yarn/d01/local/usercache/hive/appcache/application_1510963163469_25079/filecache/10/slider-agent.tar.gz/slider-agent/agent/PythonExecutor.py",
line 158, in launch_python_subprocess
stderr=tmperr, close_fds=close_fds, env=env)
File "/usr/lib64/python2.7/subprocess.py", line 711, in __init__
errread, errwrite)
File "/usr/lib64/python2.7/subprocess.py", line 1327, in _execute_child
raise child_exception
OSError: [Errno 13] Permission denied
{code}
Notice that the "Running command" line prints empty command name.
One way to fix this would be to use a default path like "/usr/bin/python" if no
path is set in the environment.
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