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hooks/upgrade-charm

 

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#!/usr/bin/env python3

 

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# Load modules from $CHARM_DIR/lib

 

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import os

 

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import sys

 

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sys.path.append('lib')

 

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# This is an upgrade-charm context, make sure we install latest deps

 

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if not os.path.exists('wheelhouse/.upgrade'):

 

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    open('wheelhouse/.upgrade', 'w').close()

 

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    if os.path.exists('wheelhouse/.bootstrapped'):

 

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        os.unlink('wheelhouse/.bootstrapped')

 

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else:

 

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    os.unlink('wheelhouse/.upgrade')

 

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from charms.layer import basic

 

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basic.bootstrap_charm_deps()

 

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basic.init_config_states()

 

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# This will load and run the appropriate @hook and other decorated

 

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# handlers from $CHARM_DIR/reactive, $CHARM_DIR/hooks/reactive,

 

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# and $CHARM_DIR/hooks/relations.

 

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#

 

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# See https://jujucharms.com/docs/stable/authors-charm-building

 

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# for more information on this pattern.

 

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from charms.reactive import main

 

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main()

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