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chanzuckerberg · Jan 9, 2021 · 94c7a20 · 94c7a20
1 parent e30cdce
commit 94c7a20
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Showing 2 changed files with 5 additions and 3 deletions.
diff --git a/WDL/runtime/config.py b/WDL/runtime/config.py
@@ -338,7 +338,7 @@ def _parse_list(v: str) -> List[Any]:
     "cache_backend": [
         importlib_metadata.EntryPoint(
             group="miniwdl.plugin.cache_backend",
-            name="default",
+            name="dir",
             value="WDL.runtime.cache:CallCache",
         )
     ],

diff --git a/WDL/runtime/config_templates/default.cfg b/WDL/runtime/config_templates/default.cfg
@@ -115,13 +115,15 @@ docker = "amazon/aws-cli@sha256:98ec84db99a707708f8bfb9a09ce48cccf827a5ed682917f
 docker = "google/cloud-sdk@sha256:64ddc4e5d3f7fdc5a198c8acf1c361702994462dbe79e7de5a6bde6e62e60e6b"
 
 [call_cache]
-# pluggable implementation
-backend = default
 # When a task in a workflow is performed, cache the output of the task in a certain directory where it can
 # be found later and reused for the same task definition/inputs
 put = false
 # enable retrieval of cached outputs
 get = false
+# pluggable implementation: the default stores cache JSON files in a local directory, and checks
+# posix mtimes of any local files referenced in the cached inputs/outputs (invalidating the cache
+# entry if any referenced files are newer)
+backend = dir
 dir = ~/.cache/miniwdl