http1_minimal_response(struct req *req, uint16_t status)
{
ssize_t wl, l;
char buf[80];
const char *reason;
assert(status >= 100);
assert(status < 1000);
reason = http_Status2Reason(status, NULL);
l = snprintf(buf, sizeof(buf),
"HTTP/1.1 %03d %s\r\n\r\n", status, reason);
assert (l < sizeof(buf));
VSLb(req->vsl, SLT_RespProtocol, "HTTP/1.1");
VSLb(req->vsl, SLT_RespStatus, "%03d", status);
VSLb(req->vsl, SLT_RespReason, "%s", reason);
if (status >= 400)
req->err_code = status;
wl = write(req->sp->fd, buf, l);
if (wl > 0)
req->acct.resp_hdrbytes += wl;
if (wl != l) {
if (wl < 0)
VTCP_Assert(1);
if (!req->doclose)
req->doclose = SC_REM_CLOSE;
return (-1);
}
return (0);
}
vmod_set_ip_tos(const struct vrt_ctx *ctx, VCL_INT tos)
{
int itos = tos;
CHECK_OBJ_NOTNULL(ctx, VRT_CTX_MAGIC);
VTCP_Assert(setsockopt(ctx->req->sp->fd,
IPPROTO_IP, IP_TOS, &itos, sizeof(itos)));
}
int
VTCP_nonblocking(int sock)
{
int i, j;
i = 1;
j = ioctl(sock, FIONBIO, &i);
VTCP_Assert(j);
return (j);
}
int
VTCP_linger(int sock, int linger)
{
struct linger lin;
int i;
memset(&lin, 0, sizeof lin);
lin.l_onoff = linger;
i = setsockopt(sock, SOL_SOCKET, SO_LINGER, &lin, sizeof lin);
VTCP_Assert(i);
return (i);
}
vmod_set_ip_tos(VRT_CTX, VCL_INT tos)
{
struct suckaddr *sa;
int itos = tos;
CHECK_OBJ_NOTNULL(ctx, VRT_CTX_MAGIC);
AZ(SES_Get_local_addr(ctx->req->sp, &sa));
/* Silently ignore for non-IP addresses. */
if (VSA_Compare(sa, bogo_ip) == 0)
return;
VTCP_Assert(setsockopt(ctx->req->sp->fd,
IPPROTO_IP, IP_TOS, &itos, sizeof(itos)));
}
void
VTCP_set_read_timeout(int s, double seconds)
{
struct timeval timeout;
timeout.tv_sec = (int)floor(seconds);
timeout.tv_usec = (int)(1e6 * (seconds - timeout.tv_sec));
#ifdef SO_RCVTIMEO_WORKS
/*
* Solaris bug (present at least in snv_151 and older): If this fails
* with EINVAL, the socket is half-closed (SS_CANTSENDMORE) and the
* timeout does not get set. Needs to be fixed in Solaris, there is
* nothing we can do about this.
*/
VTCP_Assert(setsockopt(s, SOL_SOCKET, SO_RCVTIMEO,
&timeout, sizeof timeout));
#else
(void)s;
#endif
}
vmod_set_ip_tos(struct sess *sp, int tos)
{
VTCP_Assert(setsockopt(sp->fd, IPPROTO_IP, IP_TOS, &tos, sizeof(tos)));
}