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Fix specifying cache factors via env vars with * in name. (#7580)

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This mostly applise to `*stateGroupCache*` and co.

Broke in #6391.
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Erik Johnston 2020-05-27 13:17:01 +01:00 • committed by GitHub
parent eefc6b3a0d
commit 4ba55559ac
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4 changed files with 74 additions and 5 deletions
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28
tests/config/test_cache.py
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@ -126,6 +126,34 @@ class CacheConfigTests(TestCase):
add_resizable_cache("foo", cache_resize_callback=cache.set_cache_factor)
self.assertEqual(cache.max_size, 150)
def test_cache_with_asterisk_in_name(self):
"""Some caches have asterisks in their name, test that they are set correctly.
"""
config = {
"caches": {
"per_cache_factors": {"*cache_a*": 5, "cache_b": 6, "cache_c": 2}
}
}
t = TestConfig()
t.caches._environ = {
"SYNAPSE_CACHE_FACTOR_CACHE_A": "2",
"SYNAPSE_CACHE_FACTOR_CACHE_B": 3,
}
t.read_config(config, config_dir_path="", data_dir_path="")
cache_a = LruCache(100)
add_resizable_cache("*cache_a*", cache_resize_callback=cache_a.set_cache_factor)
self.assertEqual(cache_a.max_size, 200)
cache_b = LruCache(100)
add_resizable_cache("*Cache_b*", cache_resize_callback=cache_b.set_cache_factor)
self.assertEqual(cache_b.max_size, 300)
cache_c = LruCache(100)
add_resizable_cache("*cache_c*", cache_resize_callback=cache_c.set_cache_factor)
self.assertEqual(cache_c.max_size, 200)
def test_apply_cache_factor_from_config(self):
"""Caches can disable applying cache factor updates, mainly used by
event cache size.