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annotate python/example/webwaiter.py @ 872:633487219ed6

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add web process waiter skeleton
author Jeff Hammel <k0scist@gmail.com>
date Tue, 07 May 2019 10:39:27 -0700
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1 #!/usr/bin/env python
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2
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3 # https://stackoverflow.com/questions/473620/how-do-you-create-a-daemon-in-python
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4
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5 """
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6 POST /
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7 {
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8 "command": ["", ...]
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9 "cwd": ""
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10 "env: {"": ""}
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11 }
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12 ->
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13 200 OK
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14 {
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15 "pid": 123
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16 }
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17
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18 GET /1
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19 {
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20 "returncode": null # or e.g. 2
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21 (stdout, stderr)
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22 }
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23 """
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24
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25 from webob import Request, Response
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26
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27 class WebWaiter:
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28
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29 def __call__(self, environ, start_response):
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30 request = Request(environ)
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31 res = Response(content_type='text/plain')
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32 res.body = bytes("hello world", "utf-8")
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33 return res(environ, start_response)
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34
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35
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36 if __name__ == '__main__':
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37 import argparse
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38 import wgsiref
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39
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40 parser = argparse.ArgumentParser(description=__doc__)
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41 options = parser.parse_args()