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Remove slowloris handling from Redbean (#737)

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It's been superseded by token bucket processing, does not take time
into considerations (only the number of fragments), and affects file
uploads that may require a large number of reads.
This commit is contained in:
Paul Kulchenko 2023-02-22 18:56:02 -08:00 • committed by GitHub
parent 08fef9b277
commit e323527ffa
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 2 additions and 16 deletions
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18
tool/net/redbean.c
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@ -5651,12 +5651,6 @@ static char *HandleHugePayload(void) {
return ServeFailure(413, "Payload Too Large"); return ServeFailure(413, "Payload Too Large");
} }
static char *HandlePayloadSlowloris(void) {
LockInc(&shared->c.slowloris);
LogClose("payload slowloris");
return ServeFailure(408, "Request Timeout");
}
static char *HandleTransferRefused(void) { static char *HandleTransferRefused(void) {
LockInc(&shared->c.transfersrefused); LockInc(&shared->c.transfersrefused);
return ServeFailure(501, "Not Implemented"); return ServeFailure(501, "Not Implemented");
@ -5715,15 +5709,8 @@ static void HandleForkFailure(void) {
static void HandleFrag(size_t got) { static void HandleFrag(size_t got) {
LockInc(&shared->c.frags); LockInc(&shared->c.frags);
if (++cpm.frags == 32) { DEBUGF("(stat) %s fragged msg added %,ld bytes to %,ld byte buffer",
SendTimeout(); DescribeClient(), amtread, got);
LogClose("slowloris");
LockInc(&shared->c.slowloris);
return;
} else {
DEBUGF("(stat) %s fragged msg added %,ld bytes to %,ld byte buffer",
DescribeClient(), amtread, got);
}
} }
static void HandleReload(void) { static void HandleReload(void) {
@ -5823,7 +5810,6 @@ static char *ReadMore(void) {
size_t got; size_t got;
ssize_t rc; ssize_t rc;
LockInc(&shared->c.frags); LockInc(&shared->c.frags);
if (++cpm.frags == 64) return HandlePayloadSlowloris();
if ((rc = reader(client, inbuf.p + amtread, inbuf.n - amtread)) != -1) { if ((rc = reader(client, inbuf.p + amtread, inbuf.n - amtread)) != -1) {
if (!(got = rc)) return HandlePayloadDisconnect(); if (!(got = rc)) return HandlePayloadDisconnect();
amtread += got; amtread += got;