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Retry intermittent 401 Unauthorized requests

This commit is contained in:
Zed 2022-09-21 05:47:16 +02:00
parent 1cf8e67567
commit 2ac3afa5b2
1 changed files with 15 additions and 5 deletions
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20
src/apiutils.nim
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@ -61,12 +61,22 @@ template fetchImpl(result, fetchBody) {.dirty.} =
try: try:
var resp: AsyncResponse var resp: AsyncResponse
pool.use(genHeaders(token)): pool.use(genHeaders(token)):
resp = await c.get($url) template getContent =
result = await resp.body resp = await c.get($url)
result = await resp.body
if resp.status == $Http503: getContent()
badClient = true
raise newException(InternalError, result) # Twitter randomly returns 401 errors with an empty body quite often.
# Retrying the request usually works.
var attempt = 0
while resp.status == "401 Unauthorized" and result.len == 0 and attempt < 3:
inc attempt
getContent()
if resp.status == $Http503:
badClient = true
raise newException(InternalError, result)
if result.len > 0: if result.len > 0:
if resp.headers.getOrDefault("content-encoding") == "gzip": if resp.headers.getOrDefault("content-encoding") == "gzip":