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Survive gitcode API rate limiting when fetching OpenHarmony releases #31

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Merged
linghengqian merged 1 commit into from
Sep 30, 2026
Merged

Survive gitcode API rate limiting when fetching OpenHarmony releases #31

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16 changes: 14 additions & 2 deletions lib/ohos.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -9,15 +9,23 @@ local REPO = "CPF-Flutter/flutter_flutter"
local RELEASES_URL = "https://gitcode.com/api/v5/repos/%s/releases?per_page=100"
local CLONE_URL = "https://gitcode.com/%s.git"
local NOTE = "OpenHarmony"
local RELEASES_ATTEMPTS = 3
local RELEASES_ATTEMPTS = 5
local RETRY_DELAY = 10
-- HTTP 429 (rate limited) waits progressively longer, so installs can ride
-- out short quota windows instead of failing immediately. Ordinary errors
-- keep the short delay: there is no window to wait out.
local RATE_LIMIT_DELAYS = { 30, 60, 120, 180 }

local M = {}

function M.isOhosVersion(version)
return type(version) == "string" and version:find(MARKER, 1, true) ~= nil
end

local function isRateLimited(resp, err)
return err == nil and resp ~= nil and resp.status_code == 429
end

local function releases()
local lastErr = "unknown error"
for attempt = 1, RELEASES_ATTEMPTS do
Expand All @@ -32,7 +40,11 @@ local function releases()
lastErr = err or ("HTTP " .. tostring(resp and resp.status_code))
end
if attempt < RELEASES_ATTEMPTS then
sleep(RETRY_DELAY)
if isRateLimited(resp, err) then
sleep(RATE_LIMIT_DELAYS[attempt] or RATE_LIMIT_DELAYS[#RATE_LIMIT_DELAYS])
else
sleep(RETRY_DELAY)
end
end
end
return nil, lastErr
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