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Log scroll response failures #1318

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Log scroll response failures #1318

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5fa5edc
Log scroll response failures
bartier Jul 7, 2020
349efce
Fix lint error
bartier Jul 7, 2020
327022e
Add reasonable limit to show failures
bartier Jul 9, 2020
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22 changes: 21 additions & 1 deletion elasticsearch/helpers/actions.py
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Original file line number Diff line number Diff line change
Expand Up @@ -524,14 +524,34 @@ def scan(
resp["_shards"]["skipped"],
resp["_shards"]["total"],
)

resp_failures = resp["_shards"].get("failures")
failures = []
if resp_failures is not None:
for i in range(5):
if i < len(resp_failures):
failure = "Failure type[%s] received with reason: %s" % (
resp_failures[i]["reason"]["type"],
resp_failures[i]["reason"]["reason"],
)
failures.append(failure)
logger.warning(failure)

if len(resp_failures) > 5:
omitted_failures = len(resp_failures) - 5
failures.append(
"...and %d more omitted failures" % omitted_failures
)
if raise_on_error:
raise ScanError(
scroll_id,
"Scroll request has only succeeded on %d (+%d skiped) shards out of %d."
"Scroll request has only succeeded on %d (+%d skipped) shards out of %d.\n"
"%s"
% (
resp["_shards"]["successful"],
resp["_shards"]["skipped"],
resp["_shards"]["total"],
"\n".join(failures),
),
)
resp = client.scroll(
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