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multi: multi_reconnect_request is the former Curl_reconnect_request 

now a file local function in multi.c
This commit is contained in:
Daniel Stenberg 2016-03-29 23:56:22 +02:00
parent 6b61d8160d
commit 93935c08c1
3 changed files with 59 additions and 61 deletions
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60
lib/multi.c
View File

@ -990,6 +990,62 @@ CURLMcode Curl_multi_add_perform(struct Curl_multi *multi,
return rc;
}
static CURLcode multi_reconnect_request(struct connectdata **connp)
{
CURLcode result = CURLE_OK;
struct connectdata *conn = *connp;
struct SessionHandle *data = conn->data;
/* This was a re-use of a connection and we got a write error in the
* DO-phase. Then we DISCONNECT this connection and have another attempt to
* CONNECT and then DO again! The retry cannot possibly find another
* connection to re-use, since we only keep one possible connection for
* each. */
infof(data, "Re-used connection seems dead, get a new one\n");
connclose(conn, "Reconnect dead connection"); /* enforce close */
result = Curl_done(&conn, result, FALSE); /* we are so done with this */
/* conn may no longer be a good pointer, clear it to avoid mistakes by
parent functions */
*connp = NULL;
/*
* According to bug report #1330310. We need to check for CURLE_SEND_ERROR
* here as well. I figure this could happen when the request failed on a FTP
* connection and thus Curl_done() itself tried to use the connection
* (again). Slight Lack of feedback in the report, but I don't think this
* extra check can do much harm.
*/
if(!result || (CURLE_SEND_ERROR == result)) {
bool async;
bool protocol_done = TRUE;
/* Now, redo the connect and get a new connection */
result = Curl_connect(data, connp, &async, &protocol_done);
if(!result) {
/* We have connected or sent away a name resolve query fine */
conn = *connp; /* setup conn to again point to something nice */
if(async) {
/* Now, if async is TRUE here, we need to wait for the name
to resolve */
result = Curl_resolver_wait_resolv(conn, NULL);
if(result)
return result;
/* Resolved, continue with the connection */
result = Curl_async_resolved(conn, &protocol_done);
if(result)
return result;
}
}
}
return result;
}
/*
* do_complete is called when the DO actions are complete.
*
@ -1022,11 +1078,11 @@ static CURLcode multi_do(struct connectdata **connp, bool *done)
* figure out how to re-establish the connection.
*/
if(!data->multi) {
result = Curl_reconnect_request(connp);
result = multi_reconnect_request(connp);
if(!result) {
/* ... finally back to actually retry the DO phase */
conn = *connp; /* re-assign conn since Curl_reconnect_request
conn = *connp; /* re-assign conn since multi_reconnect_request
creates a new connection */
result = conn->handler->do_it(conn, done);
}

57
lib/transfer.c
View File

@ -1838,63 +1838,6 @@ CURLcode Curl_follow(struct SessionHandle *data,
#endif /* CURL_DISABLE_HTTP */
}
CURLcode
Curl_reconnect_request(struct connectdata **connp)
{
CURLcode result = CURLE_OK;
struct connectdata *conn = *connp;
struct SessionHandle *data = conn->data;
/* This was a re-use of a connection and we got a write error in the
* DO-phase. Then we DISCONNECT this connection and have another attempt to
* CONNECT and then DO again! The retry cannot possibly find another
* connection to re-use, since we only keep one possible connection for
* each. */
infof(data, "Re-used connection seems dead, get a new one\n");
connclose(conn, "Reconnect dead connection"); /* enforce close */
result = Curl_done(&conn, result, FALSE); /* we are so done with this */
/* conn may no longer be a good pointer, clear it to avoid mistakes by
parent functions */
*connp = NULL;
/*
* According to bug report #1330310. We need to check for CURLE_SEND_ERROR
* here as well. I figure this could happen when the request failed on a FTP
* connection and thus Curl_done() itself tried to use the connection
* (again). Slight Lack of feedback in the report, but I don't think this
* extra check can do much harm.
*/
if(!result || (CURLE_SEND_ERROR == result)) {
bool async;
bool protocol_done = TRUE;
/* Now, redo the connect and get a new connection */
result = Curl_connect(data, connp, &async, &protocol_done);
if(!result) {
/* We have connected or sent away a name resolve query fine */
conn = *connp; /* setup conn to again point to something nice */
if(async) {
/* Now, if async is TRUE here, we need to wait for the name
to resolve */
result = Curl_resolver_wait_resolv(conn, NULL);
if(result)
return result;
/* Resolved, continue with the connection */
result = Curl_async_resolved(conn, &protocol_done);
if(result)
return result;
}
}
}
return result;
}
/* Returns CURLE_OK *and* sets '*url' if a request retry is wanted.
NOTE: that the *url is malloc()ed. */

3
lib/transfer.h
View File

@ -7,7 +7,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2015, Daniel Stenberg, <daniel@haxx.se>, et al.
* Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
@ -49,7 +49,6 @@ int Curl_single_getsock(const struct connectdata *conn,
int numsocks);
CURLcode Curl_readrewind(struct connectdata *conn);
CURLcode Curl_fillreadbuffer(struct connectdata *conn, int bytes, int *nreadp);
CURLcode Curl_reconnect_request(struct connectdata **connp);
CURLcode Curl_retry_request(struct connectdata *conn, char **url);
bool Curl_meets_timecondition(struct SessionHandle *data, time_t timeofdoc);