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enhance HTTP server request input writing, 

retrying upon EINTR errors.
This commit is contained in:
Yang Tse 2007-02-14 00:28:01 +00:00
parent 4efa0d9f68
commit 7033a1c072
1 changed files with 36 additions and 9 deletions
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45
tests/server/sws.c
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@ -5,7 +5,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2006, Daniel Stenberg, <daniel@haxx.se>, et al.
* Copyright (C) 1998 - 2007, 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
@ -451,19 +451,46 @@ int ProcessRequest(struct httprequest *req)
/* store the entire request in a file */
void storerequest(char *reqbuf)
{
int error;
ssize_t written;
ssize_t writeleft;
ssize_t totalsize;
FILE *dump;
dump = fopen(REQUEST_DUMP, "ab"); /* b is for windows-preparing */
if(dump) {
size_t len = strlen(reqbuf);
fwrite(reqbuf, 1, len, dump);
if (reqbuf == NULL)
return;
fclose(dump);
logmsg("Wrote request (%d bytes) input to " REQUEST_DUMP,
(int)len);
totalsize = strlen(reqbuf);
if (totalsize == 0)
return;
do {
dump = fopen(REQUEST_DUMP, "ab");
} while ((dump == NULL) && ((error = errno) == EINTR));
if (dump == NULL) {
logmsg("Error opening file %s error: %d", REQUEST_DUMP, error);
logmsg("Failed to write request input to " REQUEST_DUMP);
return;
}
writeleft = totalsize;
do {
written = fwrite((void *) &reqbuf[totalsize-writeleft],
1, (size_t)writeleft, dump);
if (written > 0)
writeleft -= written;
} while ((writeleft > 0) && ((error = errno) == EINTR));
fclose(dump); /* close it ASAP */
if (writeleft > 0) {
logmsg("Error writing file %s error: %d", REQUEST_DUMP, error);
logmsg("Wrote only (%d bytes) of (%d bytes) request input to %s",
totalsize-writeleft, totalsize, REQUEST_DUMP);
}
else {
logmsg("Failed to write request input to " REQUEST_DUMP);
logmsg("Wrote request (%d bytes) input to " REQUEST_DUMP,
totalsize);
}
}