From 17966c0a63d25b1cc2dd1e98d30873e643bd581f Mon Sep 17 00:00:00 2001 From: Eric Wong Date: Mon, 11 Jul 2016 20:51:30 +0000 Subject: [PATCH] http: avoid disconnecting on 404s for loose objects 404s are common when fetching loose objects on static HTTP servers, and reestablishing a connection for every single 404 adds additional latency. Signed-off-by: Eric Wong Signed-off-by: Junio C Hamano --- http-walker.c | 9 +++++++++ http.c | 16 ++++++++++++++-- 2 files changed, 23 insertions(+), 2 deletions(-) diff --git a/http-walker.c b/http-walker.c index 9f28523a07..48f2df4d31 100644 --- a/http-walker.c +++ b/http-walker.c @@ -488,6 +488,15 @@ static int fetch_object(struct walker *walker, unsigned char *sha1) req->localfile = -1; } + /* + * we turned off CURLOPT_FAILONERROR to avoid losing a + * persistent connection and got CURLE_OK. + */ + if (req->http_code == 404 && req->curl_result == CURLE_OK && + (starts_with(req->url, "http://") || + starts_with(req->url, "https://"))) + req->curl_result = CURLE_HTTP_RETURNED_ERROR; + if (obj_req->state == ABORTED) { ret = error("Request for %s aborted", hex); } else if (req->curl_result != CURLE_OK && diff --git a/http.c b/http.c index df6dd01594..6f12661a14 100644 --- a/http.c +++ b/http.c @@ -1855,8 +1855,19 @@ static size_t fwrite_sha1_file(char *ptr, size_t eltsize, size_t nmemb, unsigned char expn[4096]; size_t size = eltsize * nmemb; int posn = 0; - struct http_object_request *freq = - (struct http_object_request *)data; + struct http_object_request *freq = data; + struct active_request_slot *slot = freq->slot; + + if (slot) { + CURLcode c = curl_easy_getinfo(slot->curl, CURLINFO_HTTP_CODE, + &slot->http_code); + if (c != CURLE_OK) + die("BUG: curl_easy_getinfo for HTTP code failed: %s", + curl_easy_strerror(c)); + if (slot->http_code >= 400) + return size; + } + do { ssize_t retval = xwrite(freq->localfile, (char *) ptr + posn, size - posn); @@ -1977,6 +1988,7 @@ struct http_object_request *new_http_object_request(const char *base_url, freq->slot = get_active_slot(); curl_easy_setopt(freq->slot->curl, CURLOPT_FILE, freq); + curl_easy_setopt(freq->slot->curl, CURLOPT_FAILONERROR, 0); curl_easy_setopt(freq->slot->curl, CURLOPT_WRITEFUNCTION, fwrite_sha1_file); curl_easy_setopt(freq->slot->curl, CURLOPT_ERRORBUFFER, freq->errorstr); curl_easy_setopt(freq->slot->curl, CURLOPT_URL, freq->url); -- 2.39.2